Commit | Line | Data |
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68dc0745 | 1 | /* WIN32.C |
2 | * | |
3fadfdf1 | 3 | * (c) 1995 Microsoft Corporation. All rights reserved. |
0d130a44 | 4 | * Developed by hip communications inc. |
68dc0745 | 5 | * Portions (c) 1993 Intergraph Corporation. All rights reserved. |
6 | * | |
7 | * You may distribute under the terms of either the GNU General Public | |
8 | * License or the Artistic License, as specified in the README file. | |
9 | */ | |
3fadfdf1 | 10 | #define PERLIO_NOT_STDIO 0 |
0a753a76 | 11 | #define WIN32_LEAN_AND_MEAN |
12 | #define WIN32IO_IS_STDIO | |
13 | #include <tchar.h> | |
8cbe99e5 | 14 | |
a835ef8a | 15 | #ifdef __GNUC__ |
8cbe99e5 JD |
16 | # define Win32_Winsock |
17 | #endif | |
18 | ||
19 | #ifndef _WIN32_WINNT | |
20 | # define _WIN32_WINNT 0x0500 /* needed for CreateHardlink() etc. */ | |
a835ef8a | 21 | #endif |
8cbe99e5 | 22 | |
0a753a76 | 23 | #include <windows.h> |
8cbe99e5 | 24 | |
8e564886 JD |
25 | #ifndef HWND_MESSAGE |
26 | # define HWND_MESSAGE ((HWND)-3) | |
27 | #endif | |
28 | ||
29 | #ifndef PROCESSOR_ARCHITECTURE_AMD64 | |
30 | # define PROCESSOR_ARCHITECTURE_AMD64 9 | |
31 | #endif | |
32 | ||
33 | #ifndef WC_NO_BEST_FIT_CHARS | |
34 | # define WC_NO_BEST_FIT_CHARS 0x00000400 | |
35 | #endif | |
36 | ||
5db10396 | 37 | #include <winnt.h> |
4ebea3c6 | 38 | #include <commctrl.h> |
542cb85f | 39 | #include <tlhelp32.h> |
5db10396 | 40 | #include <io.h> |
c843839f | 41 | #include <signal.h> |
0a753a76 | 42 | |
68dc0745 | 43 | /* #include "config.h" */ |
0a753a76 | 44 | |
41addb51 CB |
45 | |
46 | #define PerlIO FILE | |
0a753a76 | 47 | |
7a9ec5a3 | 48 | #include <sys/stat.h> |
0a753a76 | 49 | #include "EXTERN.h" |
50 | #include "perl.h" | |
c69f6586 GS |
51 | |
52 | #define NO_XSLOCKS | |
c5be433b | 53 | #define PERL_NO_GET_CONTEXT |
ad2e33dc | 54 | #include "XSUB.h" |
c69f6586 | 55 | |
0a753a76 | 56 | #include <fcntl.h> |
5b0d9cbe NIS |
57 | #ifndef __GNUC__ |
58 | /* assert.h conflicts with #define of assert in perl.h */ | |
8cbe99e5 | 59 | # include <assert.h> |
5b0d9cbe | 60 | #endif |
8cbe99e5 | 61 | |
0a753a76 | 62 | #include <string.h> |
63 | #include <stdarg.h> | |
ad2e33dc | 64 | #include <float.h> |
ad0751ec | 65 | #include <time.h> |
4eab039d | 66 | #include <sys/utime.h> |
8cbe99e5 | 67 | |
5b0d9cbe | 68 | #ifdef __GNUC__ |
3fadfdf1 | 69 | /* Mingw32 defaults to globing command line |
5b0d9cbe NIS |
70 | * So we turn it off like this: |
71 | */ | |
72 | int _CRT_glob = 0; | |
73 | #endif | |
74 | ||
7c5b6093 AB |
75 | #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1) |
76 | /* Mingw32-1.1 is missing some prototypes */ | |
d06fc7d4 | 77 | START_EXTERN_C |
f8fb7c90 GS |
78 | FILE * _wfopen(LPCWSTR wszFileName, LPCWSTR wszMode); |
79 | FILE * _wfdopen(int nFd, LPCWSTR wszMode); | |
80 | FILE * _freopen(LPCWSTR wszFileName, LPCWSTR wszMode, FILE * pOldStream); | |
81 | int _flushall(); | |
82 | int _fcloseall(); | |
d06fc7d4 | 83 | END_EXTERN_C |
2b260de0 GS |
84 | #endif |
85 | ||
6890e559 GS |
86 | #define EXECF_EXEC 1 |
87 | #define EXECF_SPAWN 2 | |
88 | #define EXECF_SPAWN_NOWAIT 3 | |
89 | ||
32e30700 | 90 | #if defined(PERL_IMPLICIT_SYS) |
32e30700 GS |
91 | # undef getlogin |
92 | # define getlogin g_getlogin | |
93 | #endif | |
94 | ||
58d049f0 JD |
95 | /* VS2005 (MSC version 14) provides a mechanism to set an invalid |
96 | * parameter handler. This functionality is not available in the | |
97 | * 64-bit compiler from the Platform SDK, which unfortunately also | |
98 | * believes itself to be MSC version 14. | |
99 | * | |
100 | * There is no #define related to _set_invalid_parameter_handler(), | |
101 | * but we can check for one of the constants defined for | |
102 | * _set_abort_behavior(), which was introduced into stdlib.h at | |
103 | * the same time. | |
104 | */ | |
105 | ||
106 | #if _MSC_VER >= 1400 && defined(_WRITE_ABORT_MSG) | |
107 | # define SET_INVALID_PARAMETER_HANDLER | |
108 | #endif | |
109 | ||
110 | #ifdef SET_INVALID_PARAMETER_HANDLER | |
d52ca586 | 111 | static BOOL set_silent_invalid_parameter_handler(BOOL newvalue); |
e2cd629f SH |
112 | static void my_invalid_parameter_handler(const wchar_t* expression, |
113 | const wchar_t* function, const wchar_t* file, | |
114 | unsigned int line, uintptr_t pReserved); | |
115 | #endif | |
116 | ||
6937817d | 117 | #ifndef WIN32_NO_REGISTRY |
e2cd629f SH |
118 | static char* get_regstr_from(HKEY hkey, const char *valuename, SV **svp); |
119 | static char* get_regstr(const char *valuename, SV **svp); | |
6937817d DD |
120 | #endif |
121 | ||
e2cd629f SH |
122 | static char* get_emd_part(SV **prev_pathp, STRLEN *const len, |
123 | char *trailing, ...); | |
6937817d DD |
124 | static char* win32_get_xlib(const char *pl, |
125 | WIN32_NO_REGISTRY_M_(const char *xlib) | |
e2cd629f | 126 | const char *libname, STRLEN *const len); |
6937817d | 127 | |
e2cd629f SH |
128 | static BOOL has_shell_metachars(const char *ptr); |
129 | static long tokenize(const char *str, char **dest, char ***destv); | |
130 | static void get_shell(void); | |
131 | static char* find_next_space(const char *s); | |
132 | static int do_spawn2(pTHX_ const char *cmd, int exectype); | |
f06c8825 TC |
133 | static int do_spawn2_handles(pTHX_ const char *cmd, int exectype, |
134 | const int *handles); | |
135 | static int do_spawnvp_handles(int mode, const char *cmdname, | |
136 | const char * const *argv, const int *handles); | |
aac983ac TC |
137 | static PerlIO * do_popen(const char *mode, const char *command, IV narg, |
138 | SV **args); | |
04a2c3d9 | 139 | static long find_pid(pTHX_ int pid); |
e2cd629f SH |
140 | static void remove_dead_process(long child); |
141 | static int terminate_process(DWORD pid, HANDLE process_handle, int sig); | |
721b2674 | 142 | static int my_killpg(int pid, int sig); |
e2cd629f SH |
143 | static int my_kill(int pid, int sig); |
144 | static void out_of_memory(void); | |
00a0ae28 | 145 | static char* wstr_to_str(const wchar_t* wstr); |
e2cd629f SH |
146 | static long filetime_to_clock(PFILETIME ft); |
147 | static BOOL filetime_from_time(PFILETIME ft, time_t t); | |
148 | static char* create_command_line(char *cname, STRLEN clen, | |
aac983ac | 149 | const char * const *args); |
f5fe1b19 | 150 | static char* qualified_path(const char *cmd, bool other_exts); |
e2cd629f SH |
151 | static void ansify_path(void); |
152 | static LRESULT win32_process_message(HWND hwnd, UINT msg, | |
153 | WPARAM wParam, LPARAM lParam); | |
154 | ||
155 | #ifdef USE_ITHREADS | |
04a2c3d9 | 156 | static long find_pseudo_pid(pTHX_ int pid); |
e2cd629f SH |
157 | static void remove_dead_pseudo_process(long child); |
158 | static HWND get_hwnd_delay(pTHX, long child, DWORD tries); | |
159 | #endif | |
160 | ||
161 | #ifdef HAVE_INTERP_INTERN | |
162 | static void win32_csighandler(int sig); | |
163 | #endif | |
164 | ||
165 | START_EXTERN_C | |
166 | HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE; | |
167 | char w32_module_name[MAX_PATH+1]; | |
b47a847f DD |
168 | #ifdef WIN32_DYN_IOINFO_SIZE |
169 | Size_t w32_ioinfo_size;/* avoid 0 extend op b4 mul, otherwise could be a U8 */ | |
170 | #endif | |
e2cd629f SH |
171 | END_EXTERN_C |
172 | ||
173 | static OSVERSIONINFO g_osver = {0, 0, 0, 0, 0, ""}; | |
174 | ||
6937817d | 175 | #ifndef WIN32_NO_REGISTRY |
0517ed38 DD |
176 | /* initialized by Perl_win32_init/PERL_SYS_INIT */ |
177 | static HKEY HKCU_Perl_hnd; | |
178 | static HKEY HKLM_Perl_hnd; | |
6937817d | 179 | #endif |
0517ed38 | 180 | |
e2cd629f | 181 | #ifdef SET_INVALID_PARAMETER_HANDLER |
d52ca586 SH |
182 | static BOOL silent_invalid_parameter_handler = FALSE; |
183 | ||
184 | static BOOL | |
185 | set_silent_invalid_parameter_handler(BOOL newvalue) | |
186 | { | |
d52ca586 | 187 | BOOL oldvalue = silent_invalid_parameter_handler; |
adb86be5 | 188 | # ifdef _DEBUG |
d52ca586 | 189 | silent_invalid_parameter_handler = newvalue; |
d52ca586 | 190 | # endif |
adb86be5 | 191 | return oldvalue; |
d52ca586 SH |
192 | } |
193 | ||
e2cd629f SH |
194 | static void |
195 | my_invalid_parameter_handler(const wchar_t* expression, | |
0448a0bd SH |
196 | const wchar_t* function, |
197 | const wchar_t* file, | |
198 | unsigned int line, | |
199 | uintptr_t pReserved) | |
200 | { | |
201 | # ifdef _DEBUG | |
00a0ae28 SH |
202 | char* ansi_expression; |
203 | char* ansi_function; | |
204 | char* ansi_file; | |
d52ca586 SH |
205 | if (silent_invalid_parameter_handler) |
206 | return; | |
00a0ae28 SH |
207 | ansi_expression = wstr_to_str(expression); |
208 | ansi_function = wstr_to_str(function); | |
209 | ansi_file = wstr_to_str(file); | |
210 | fprintf(stderr, "Invalid parameter detected in function %s. " | |
211 | "File: %s, line: %d\n", ansi_function, ansi_file, line); | |
212 | fprintf(stderr, "Expression: %s\n", ansi_expression); | |
213 | free(ansi_expression); | |
214 | free(ansi_function); | |
215 | free(ansi_file); | |
0448a0bd SH |
216 | # endif |
217 | } | |
218 | #endif | |
219 | ||
2fa86c13 GS |
220 | EXTERN_C void |
221 | set_w32_module_name(void) | |
222 | { | |
aa2b96ec | 223 | /* this function may be called at DLL_PROCESS_ATTACH time */ |
2fa86c13 | 224 | char* ptr; |
aa2b96ec JD |
225 | HMODULE module = (HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE) |
226 | ? GetModuleHandle(NULL) | |
227 | : w32_perldll_handle); | |
2fa86c13 | 228 | |
0e7b7035 SH |
229 | WCHAR modulename[MAX_PATH]; |
230 | WCHAR fullname[MAX_PATH]; | |
231 | char *ansi; | |
232 | ||
233 | DWORD (__stdcall *pfnGetLongPathNameW)(LPCWSTR, LPWSTR, DWORD) = | |
234 | (DWORD (__stdcall *)(LPCWSTR, LPWSTR, DWORD)) | |
235 | GetProcAddress(GetModuleHandle("kernel32.dll"), "GetLongPathNameW"); | |
236 | ||
237 | GetModuleFileNameW(module, modulename, sizeof(modulename)/sizeof(WCHAR)); | |
238 | ||
239 | /* Make sure we get an absolute pathname in case the module was loaded | |
240 | * explicitly by LoadLibrary() with a relative path. */ | |
241 | GetFullPathNameW(modulename, sizeof(fullname)/sizeof(WCHAR), fullname, NULL); | |
242 | ||
243 | /* Make sure we start with the long path name of the module because we | |
244 | * later scan for pathname components to match "5.xx" to locate | |
245 | * compatible sitelib directories, and the short pathname might mangle | |
246 | * this path segment (e.g. by removing the dot on NTFS to something | |
247 | * like "5xx~1.yy") */ | |
248 | if (pfnGetLongPathNameW) | |
249 | pfnGetLongPathNameW(fullname, fullname, sizeof(fullname)/sizeof(WCHAR)); | |
250 | ||
251 | /* remove \\?\ prefix */ | |
252 | if (memcmp(fullname, L"\\\\?\\", 4*sizeof(WCHAR)) == 0) | |
253 | memmove(fullname, fullname+4, (wcslen(fullname+4)+1)*sizeof(WCHAR)); | |
254 | ||
255 | ansi = win32_ansipath(fullname); | |
256 | my_strlcpy(w32_module_name, ansi, sizeof(w32_module_name)); | |
257 | win32_free(ansi); | |
2fa86c13 GS |
258 | |
259 | /* normalize to forward slashes */ | |
260 | ptr = w32_module_name; | |
261 | while (*ptr) { | |
262 | if (*ptr == '\\') | |
263 | *ptr = '/'; | |
264 | ++ptr; | |
265 | } | |
266 | } | |
267 | ||
6937817d | 268 | #ifndef WIN32_NO_REGISTRY |
c5be433b | 269 | /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */ |
51371543 | 270 | static char* |
0517ed38 | 271 | get_regstr_from(HKEY handle, const char *valuename, SV **svp) |
349ad1fe GS |
272 | { |
273 | /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */ | |
00dc2f4f | 274 | DWORD type; |
4e205ed6 | 275 | char *str = NULL; |
00dc2f4f | 276 | long retval; |
0517ed38 | 277 | DWORD datalen; |
00dc2f4f | 278 | |
0517ed38 DD |
279 | retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen); |
280 | if (retval == ERROR_SUCCESS | |
281 | && (type == REG_SZ || type == REG_EXPAND_SZ)) | |
282 | { | |
283 | dTHX; | |
284 | if (!*svp) | |
285 | *svp = sv_2mortal(newSVpvs("")); | |
286 | SvGROW(*svp, datalen); | |
287 | retval = RegQueryValueEx(handle, valuename, 0, NULL, | |
288 | (PBYTE)SvPVX(*svp), &datalen); | |
289 | if (retval == ERROR_SUCCESS) { | |
290 | str = SvPVX(*svp); | |
291 | SvCUR_set(*svp,datalen-1); | |
00dc2f4f | 292 | } |
00dc2f4f | 293 | } |
349ad1fe | 294 | return str; |
00dc2f4f GS |
295 | } |
296 | ||
c5be433b | 297 | /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */ |
51371543 | 298 | static char* |
c5be433b | 299 | get_regstr(const char *valuename, SV **svp) |
00dc2f4f | 300 | { |
0517ed38 DD |
301 | char *str; |
302 | if (HKCU_Perl_hnd) { | |
303 | str = get_regstr_from(HKCU_Perl_hnd, valuename, svp); | |
304 | if (!str) | |
305 | goto try_HKLM; | |
306 | } | |
307 | else { | |
308 | try_HKLM: | |
309 | if (HKLM_Perl_hnd) | |
310 | str = get_regstr_from(HKLM_Perl_hnd, valuename, svp); | |
311 | else | |
312 | str = NULL; | |
313 | } | |
349ad1fe | 314 | return str; |
00dc2f4f | 315 | } |
6937817d | 316 | #endif /* ifndef WIN32_NO_REGISTRY */ |
00dc2f4f | 317 | |
c5be433b | 318 | /* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */ |
e5a95ffb | 319 | static char * |
e6a0bbf8 | 320 | get_emd_part(SV **prev_pathp, STRLEN *const len, char *trailing_path, ...) |
00dc2f4f | 321 | { |
dc9e4912 | 322 | char base[10]; |
e5a95ffb | 323 | va_list ap; |
e24c7c18 | 324 | char mod_name[MAX_PATH+1]; |
00dc2f4f | 325 | char *ptr; |
e5a95ffb GS |
326 | char *optr; |
327 | char *strip; | |
273cf8d1 | 328 | STRLEN baselen; |
e5a95ffb GS |
329 | |
330 | va_start(ap, trailing_path); | |
331 | strip = va_arg(ap, char *); | |
332 | ||
273cf8d1 GS |
333 | sprintf(base, "%d.%d", (int)PERL_REVISION, (int)PERL_VERSION); |
334 | baselen = strlen(base); | |
dc9e4912 | 335 | |
8ac9c18d | 336 | if (!*w32_module_name) { |
2fa86c13 | 337 | set_w32_module_name(); |
95140b98 | 338 | } |
8ac9c18d | 339 | strcpy(mod_name, w32_module_name); |
95140b98 | 340 | ptr = strrchr(mod_name, '/'); |
e5a95ffb GS |
341 | while (ptr && strip) { |
342 | /* look for directories to skip back */ | |
343 | optr = ptr; | |
00dc2f4f | 344 | *ptr = '\0'; |
95140b98 | 345 | ptr = strrchr(mod_name, '/'); |
1c39adb2 GS |
346 | /* avoid stripping component if there is no slash, |
347 | * or it doesn't match ... */ | |
e5a95ffb | 348 | if (!ptr || stricmp(ptr+1, strip) != 0) { |
273cf8d1 | 349 | /* ... but not if component matches m|5\.$patchlevel.*| */ |
1c39adb2 | 350 | if (!ptr || !(*strip == '5' && *(ptr+1) == '5' |
a15aa957 KW |
351 | && strnEQ(strip, base, baselen) |
352 | && strnEQ(ptr+1, base, baselen))) | |
95140b98 GS |
353 | { |
354 | *optr = '/'; | |
80252599 GS |
355 | ptr = optr; |
356 | } | |
00dc2f4f | 357 | } |
e5a95ffb | 358 | strip = va_arg(ap, char *); |
00dc2f4f | 359 | } |
e5a95ffb GS |
360 | if (!ptr) { |
361 | ptr = mod_name; | |
362 | *ptr++ = '.'; | |
95140b98 | 363 | *ptr = '/'; |
00dc2f4f | 364 | } |
e5a95ffb GS |
365 | va_end(ap); |
366 | strcpy(++ptr, trailing_path); | |
367 | ||
dc9e4912 | 368 | /* only add directory if it exists */ |
349ad1fe | 369 | if (GetFileAttributes(mod_name) != (DWORD) -1) { |
dc9e4912 | 370 | /* directory exists */ |
acfe0abc | 371 | dTHX; |
c5be433b | 372 | if (!*prev_pathp) |
c2b90b61 | 373 | *prev_pathp = sv_2mortal(newSVpvs("")); |
f0c8bec2 | 374 | else if (SvPVX(*prev_pathp)) |
46e2868e | 375 | sv_catpvs(*prev_pathp, ";"); |
c5be433b | 376 | sv_catpv(*prev_pathp, mod_name); |
e6a0bbf8 NC |
377 | if(len) |
378 | *len = SvCUR(*prev_pathp); | |
c5be433b | 379 | return SvPVX(*prev_pathp); |
00dc2f4f | 380 | } |
00dc2f4f | 381 | |
4e205ed6 | 382 | return NULL; |
00dc2f4f GS |
383 | } |
384 | ||
73f2c082 | 385 | EXTERN_C char * |
6937817d | 386 | win32_get_privlib(WIN32_NO_REGISTRY_M_(const char *pl) STRLEN *const len) |
00dc2f4f | 387 | { |
e5a95ffb | 388 | char *stdlib = "lib"; |
4e205ed6 | 389 | SV *sv = NULL; |
6937817d DD |
390 | #ifndef WIN32_NO_REGISTRY |
391 | char buffer[MAX_PATH+1]; | |
00dc2f4f | 392 | |
e5a95ffb GS |
393 | /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */ |
394 | sprintf(buffer, "%s-%s", stdlib, pl); | |
c5be433b GS |
395 | if (!get_regstr(buffer, &sv)) |
396 | (void)get_regstr(stdlib, &sv); | |
6937817d | 397 | #endif |
00dc2f4f | 398 | |
e5a95ffb | 399 | /* $stdlib .= ";$EMD/../../lib" */ |
e6a0bbf8 | 400 | return get_emd_part(&sv, len, stdlib, ARCHNAME, "bin", NULL); |
00dc2f4f GS |
401 | } |
402 | ||
4ea817c6 | 403 | static char * |
6937817d DD |
404 | win32_get_xlib(const char *pl, WIN32_NO_REGISTRY_M_(const char *xlib) |
405 | const char *libname, STRLEN *const len) | |
00dc2f4f | 406 | { |
6937817d | 407 | #ifndef WIN32_NO_REGISTRY |
e5a95ffb | 408 | char regstr[40]; |
6937817d | 409 | #endif |
e24c7c18 | 410 | char pathstr[MAX_PATH+1]; |
4e205ed6 SP |
411 | SV *sv1 = NULL; |
412 | SV *sv2 = NULL; | |
00dc2f4f | 413 | |
6937817d | 414 | #ifndef WIN32_NO_REGISTRY |
4ea817c6 GS |
415 | /* $HKCU{"$xlib-$]"} || $HKLM{"$xlib-$]"} . ---; */ |
416 | sprintf(regstr, "%s-%s", xlib, pl); | |
c5be433b | 417 | (void)get_regstr(regstr, &sv1); |
6937817d | 418 | #endif |
e5a95ffb | 419 | |
4ea817c6 GS |
420 | /* $xlib .= |
421 | * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/$]/lib"; */ | |
422 | sprintf(pathstr, "%s/%s/lib", libname, pl); | |
e6a0bbf8 | 423 | (void)get_emd_part(&sv1, NULL, pathstr, ARCHNAME, "bin", pl, NULL); |
00dc2f4f | 424 | |
6937817d | 425 | #ifndef WIN32_NO_REGISTRY |
4ea817c6 GS |
426 | /* $HKCU{$xlib} || $HKLM{$xlib} . ---; */ |
427 | (void)get_regstr(xlib, &sv2); | |
6937817d | 428 | #endif |
00dc2f4f | 429 | |
4ea817c6 GS |
430 | /* $xlib .= |
431 | * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/lib"; */ | |
432 | sprintf(pathstr, "%s/lib", libname); | |
e6a0bbf8 | 433 | (void)get_emd_part(&sv2, NULL, pathstr, ARCHNAME, "bin", pl, NULL); |
e5a95ffb | 434 | |
51371543 | 435 | if (!sv1 && !sv2) |
4e205ed6 | 436 | return NULL; |
e6a0bbf8 NC |
437 | if (!sv1) { |
438 | sv1 = sv2; | |
439 | } else if (sv2) { | |
04a2c3d9 | 440 | dTHX; |
46e2868e | 441 | sv_catpv(sv1, ";"); |
e6a0bbf8 NC |
442 | sv_catsv(sv1, sv2); |
443 | } | |
e5a95ffb | 444 | |
e6a0bbf8 NC |
445 | if (len) |
446 | *len = SvCUR(sv1); | |
349ad1fe | 447 | return SvPVX(sv1); |
68dc0745 | 448 | } |
0a753a76 | 449 | |
73f2c082 | 450 | EXTERN_C char * |
e6a0bbf8 | 451 | win32_get_sitelib(const char *pl, STRLEN *const len) |
4ea817c6 | 452 | { |
6937817d | 453 | return win32_get_xlib(pl, WIN32_NO_REGISTRY_M_("sitelib") "site", len); |
4ea817c6 GS |
454 | } |
455 | ||
456 | #ifndef PERL_VENDORLIB_NAME | |
457 | # define PERL_VENDORLIB_NAME "vendor" | |
458 | #endif | |
459 | ||
73f2c082 | 460 | EXTERN_C char * |
e6a0bbf8 | 461 | win32_get_vendorlib(const char *pl, STRLEN *const len) |
4ea817c6 | 462 | { |
6937817d | 463 | return win32_get_xlib(pl, WIN32_NO_REGISTRY_M_("vendorlib") PERL_VENDORLIB_NAME, len); |
4ea817c6 | 464 | } |
b4793f7f | 465 | |
2d7a9237 | 466 | static BOOL |
08039b81 | 467 | has_shell_metachars(const char *ptr) |
68dc0745 | 468 | { |
469 | int inquote = 0; | |
470 | char quote = '\0'; | |
471 | ||
472 | /* | |
473 | * Scan string looking for redirection (< or >) or pipe | |
e200fe59 JD |
474 | * characters (|) that are not in a quoted string. |
475 | * Shell variable interpolation (%VAR%) can also happen inside strings. | |
68dc0745 | 476 | */ |
9404a519 | 477 | while (*ptr) { |
68dc0745 | 478 | switch(*ptr) { |
e200fe59 JD |
479 | case '%': |
480 | return TRUE; | |
68dc0745 | 481 | case '\'': |
482 | case '\"': | |
9404a519 GS |
483 | if (inquote) { |
484 | if (quote == *ptr) { | |
68dc0745 | 485 | inquote = 0; |
486 | quote = '\0'; | |
0a753a76 | 487 | } |
68dc0745 | 488 | } |
489 | else { | |
490 | quote = *ptr; | |
491 | inquote++; | |
492 | } | |
493 | break; | |
494 | case '>': | |
495 | case '<': | |
496 | case '|': | |
9404a519 | 497 | if (!inquote) |
68dc0745 | 498 | return TRUE; |
499 | default: | |
500 | break; | |
0a753a76 | 501 | } |
68dc0745 | 502 | ++ptr; |
503 | } | |
504 | return FALSE; | |
0a753a76 | 505 | } |
506 | ||
32e30700 | 507 | #if !defined(PERL_IMPLICIT_SYS) |
68dc0745 | 508 | /* since the current process environment is being updated in util.c |
509 | * the library functions will get the correct environment | |
510 | */ | |
511 | PerlIO * | |
79d39d80 | 512 | Perl_my_popen(pTHX_ const char *cmd, const char *mode) |
0a753a76 | 513 | { |
45bc9206 | 514 | PERL_FLUSHALL_FOR_CHILD; |
0a753a76 | 515 | return win32_popen(cmd, mode); |
0a753a76 | 516 | } |
517 | ||
68dc0745 | 518 | long |
4f63d024 | 519 | Perl_my_pclose(pTHX_ PerlIO *fp) |
0a753a76 | 520 | { |
521 | return win32_pclose(fp); | |
522 | } | |
c69f6586 | 523 | #endif |
0a753a76 | 524 | |
0cb96387 GS |
525 | DllExport unsigned long |
526 | win32_os_id(void) | |
0a753a76 | 527 | { |
aeecf691 | 528 | return (unsigned long)g_osver.dwPlatformId; |
0a753a76 | 529 | } |
530 | ||
7766f137 GS |
531 | DllExport int |
532 | win32_getpid(void) | |
533 | { | |
534 | #ifdef USE_ITHREADS | |
acfe0abc | 535 | dTHX; |
7766f137 GS |
536 | if (w32_pseudo_id) |
537 | return -((int)w32_pseudo_id); | |
538 | #endif | |
8cbe99e5 | 539 | return _getpid(); |
7766f137 GS |
540 | } |
541 | ||
ce1da67e GS |
542 | /* Tokenize a string. Words are null-separated, and the list |
543 | * ends with a doubled null. Any character (except null and | |
544 | * including backslash) may be escaped by preceding it with a | |
545 | * backslash (the backslash will be stripped). | |
546 | * Returns number of words in result buffer. | |
547 | */ | |
548 | static long | |
dff6d3cd | 549 | tokenize(const char *str, char **dest, char ***destv) |
ce1da67e | 550 | { |
4e205ed6 | 551 | char *retstart = NULL; |
ce1da67e GS |
552 | char **retvstart = 0; |
553 | int items = -1; | |
554 | if (str) { | |
555 | int slen = strlen(str); | |
eb578fdb KW |
556 | char *ret; |
557 | char **retv; | |
a02a5408 JC |
558 | Newx(ret, slen+2, char); |
559 | Newx(retv, (slen+3)/2, char*); | |
ce1da67e GS |
560 | |
561 | retstart = ret; | |
562 | retvstart = retv; | |
563 | *retv = ret; | |
564 | items = 0; | |
565 | while (*str) { | |
566 | *ret = *str++; | |
567 | if (*ret == '\\' && *str) | |
568 | *ret = *str++; | |
569 | else if (*ret == ' ') { | |
570 | while (*str == ' ') | |
571 | str++; | |
572 | if (ret == retstart) | |
573 | ret--; | |
574 | else { | |
575 | *ret = '\0'; | |
576 | ++items; | |
577 | if (*str) | |
578 | *++retv = ret+1; | |
579 | } | |
580 | } | |
581 | else if (!*str) | |
582 | ++items; | |
583 | ret++; | |
584 | } | |
4e205ed6 | 585 | retvstart[items] = NULL; |
ce1da67e GS |
586 | *ret++ = '\0'; |
587 | *ret = '\0'; | |
588 | } | |
589 | *dest = retstart; | |
590 | *destv = retvstart; | |
591 | return items; | |
592 | } | |
593 | ||
594 | static void | |
2d7a9237 | 595 | get_shell(void) |
0a753a76 | 596 | { |
acfe0abc | 597 | dTHX; |
ce1da67e | 598 | if (!w32_perlshell_tokens) { |
174c211a GS |
599 | /* we don't use COMSPEC here for two reasons: |
600 | * 1. the same reason perl on UNIX doesn't use SHELL--rampant and | |
601 | * uncontrolled unportability of the ensuing scripts. | |
602 | * 2. PERL5SHELL could be set to a shell that may not be fit for | |
603 | * interactive use (which is what most programs look in COMSPEC | |
604 | * for). | |
605 | */ | |
8cbe99e5 | 606 | const char* defaultshell = "cmd.exe /x/d/c"; |
2fb9ab56 | 607 | const char *usershell = PerlEnv_getenv("PERL5SHELL"); |
ce1da67e GS |
608 | w32_perlshell_items = tokenize(usershell ? usershell : defaultshell, |
609 | &w32_perlshell_tokens, | |
610 | &w32_perlshell_vec); | |
68dc0745 | 611 | } |
0a753a76 | 612 | } |
613 | ||
68dc0745 | 614 | int |
54725af6 | 615 | Perl_do_aspawn(pTHX_ SV *really, SV **mark, SV **sp) |
0a753a76 | 616 | { |
68dc0745 | 617 | char **argv; |
2d7a9237 | 618 | char *str; |
68dc0745 | 619 | int status; |
2d7a9237 | 620 | int flag = P_WAIT; |
68dc0745 | 621 | int index = 0; |
69374fe7 | 622 | int eno; |
68dc0745 | 623 | |
7918f24d NC |
624 | PERL_ARGS_ASSERT_DO_ASPAWN; |
625 | ||
2d7a9237 GS |
626 | if (sp <= mark) |
627 | return -1; | |
68dc0745 | 628 | |
ce1da67e | 629 | get_shell(); |
a02a5408 | 630 | Newx(argv, (sp - mark) + w32_perlshell_items + 2, char*); |
2d7a9237 GS |
631 | |
632 | if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) { | |
633 | ++mark; | |
634 | flag = SvIVx(*mark); | |
68dc0745 | 635 | } |
636 | ||
9404a519 | 637 | while (++mark <= sp) { |
bb897dfc | 638 | if (*mark && (str = SvPV_nolen(*mark))) |
2d7a9237 GS |
639 | argv[index++] = str; |
640 | else | |
641 | argv[index++] = ""; | |
68dc0745 | 642 | } |
643 | argv[index++] = 0; | |
3fadfdf1 | 644 | |
2d7a9237 | 645 | status = win32_spawnvp(flag, |
bb897dfc | 646 | (const char*)(really ? SvPV_nolen(really) : argv[0]), |
2d7a9237 GS |
647 | (const char* const*)argv); |
648 | ||
69374fe7 | 649 | if (status < 0 && (eno = errno, (eno == ENOEXEC || eno == ENOENT))) { |
2d7a9237 | 650 | /* possible shell-builtin, invoke with shell */ |
ce1da67e GS |
651 | int sh_items; |
652 | sh_items = w32_perlshell_items; | |
2d7a9237 GS |
653 | while (--index >= 0) |
654 | argv[index+sh_items] = argv[index]; | |
ce1da67e GS |
655 | while (--sh_items >= 0) |
656 | argv[sh_items] = w32_perlshell_vec[sh_items]; | |
3fadfdf1 | 657 | |
2d7a9237 | 658 | status = win32_spawnvp(flag, |
bb897dfc | 659 | (const char*)(really ? SvPV_nolen(really) : argv[0]), |
2d7a9237 GS |
660 | (const char* const*)argv); |
661 | } | |
68dc0745 | 662 | |
922b1888 | 663 | if (flag == P_NOWAIT) { |
40c7cc6d | 664 | PL_statusvalue = -1; /* >16bits hint for pp_system() */ |
922b1888 GS |
665 | } |
666 | else { | |
50892819 | 667 | if (status < 0) { |
0453d815 | 668 | if (ckWARN(WARN_EXEC)) |
f98bc0c6 | 669 | Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't spawn \"%s\": %s", argv[0], strerror(errno)); |
50892819 GS |
670 | status = 255 * 256; |
671 | } | |
672 | else | |
673 | status *= 256; | |
b28d0864 | 674 | PL_statusvalue = status; |
5aabfad6 | 675 | } |
ce1da67e | 676 | Safefree(argv); |
50892819 | 677 | return (status); |
68dc0745 | 678 | } |
679 | ||
dd7038b3 JH |
680 | /* returns pointer to the next unquoted space or the end of the string */ |
681 | static char* | |
682 | find_next_space(const char *s) | |
683 | { | |
684 | bool in_quotes = FALSE; | |
685 | while (*s) { | |
686 | /* ignore doubled backslashes, or backslash+quote */ | |
687 | if (*s == '\\' && (s[1] == '\\' || s[1] == '"')) { | |
688 | s += 2; | |
689 | } | |
690 | /* keep track of when we're within quotes */ | |
691 | else if (*s == '"') { | |
692 | s++; | |
693 | in_quotes = !in_quotes; | |
694 | } | |
695 | /* break it up only at spaces that aren't in quotes */ | |
696 | else if (!in_quotes && isSPACE(*s)) | |
697 | return (char*)s; | |
698 | else | |
699 | s++; | |
700 | } | |
701 | return (char*)s; | |
702 | } | |
703 | ||
54725af6 | 704 | static int |
f06c8825 TC |
705 | do_spawn2(pTHX_ const char *cmd, int exectype) { |
706 | return do_spawn2_handles(aTHX_ cmd, exectype, NULL); | |
707 | } | |
708 | ||
709 | static int | |
710 | do_spawn2_handles(pTHX_ const char *cmd, int exectype, const int *handles) | |
68dc0745 | 711 | { |
712 | char **a; | |
713 | char *s; | |
714 | char **argv; | |
715 | int status = -1; | |
716 | BOOL needToTry = TRUE; | |
2d7a9237 | 717 | char *cmd2; |
68dc0745 | 718 | |
2d7a9237 GS |
719 | /* Save an extra exec if possible. See if there are shell |
720 | * metacharacters in it */ | |
e200fe59 | 721 | if (!has_shell_metachars(cmd)) { |
a02a5408 JC |
722 | Newx(argv, strlen(cmd) / 2 + 2, char*); |
723 | Newx(cmd2, strlen(cmd) + 1, char); | |
68dc0745 | 724 | strcpy(cmd2, cmd); |
725 | a = argv; | |
726 | for (s = cmd2; *s;) { | |
de030af3 | 727 | while (*s && isSPACE(*s)) |
68dc0745 | 728 | s++; |
729 | if (*s) | |
730 | *(a++) = s; | |
dd7038b3 | 731 | s = find_next_space(s); |
9404a519 | 732 | if (*s) |
68dc0745 | 733 | *s++ = '\0'; |
0a753a76 | 734 | } |
4e205ed6 | 735 | *a = NULL; |
ce1da67e | 736 | if (argv[0]) { |
6890e559 GS |
737 | switch (exectype) { |
738 | case EXECF_SPAWN: | |
739 | status = win32_spawnvp(P_WAIT, argv[0], | |
740 | (const char* const*)argv); | |
741 | break; | |
742 | case EXECF_SPAWN_NOWAIT: | |
f06c8825 TC |
743 | status = do_spawnvp_handles(P_NOWAIT, argv[0], |
744 | (const char* const*)argv, handles); | |
6890e559 GS |
745 | break; |
746 | case EXECF_EXEC: | |
747 | status = win32_execvp(argv[0], (const char* const*)argv); | |
748 | break; | |
749 | } | |
2d7a9237 | 750 | if (status != -1 || errno == 0) |
68dc0745 | 751 | needToTry = FALSE; |
0a753a76 | 752 | } |
0a753a76 | 753 | Safefree(argv); |
68dc0745 | 754 | Safefree(cmd2); |
755 | } | |
2d7a9237 | 756 | if (needToTry) { |
ce1da67e GS |
757 | char **argv; |
758 | int i = -1; | |
759 | get_shell(); | |
a02a5408 | 760 | Newx(argv, w32_perlshell_items + 2, char*); |
ce1da67e GS |
761 | while (++i < w32_perlshell_items) |
762 | argv[i] = w32_perlshell_vec[i]; | |
08039b81 | 763 | argv[i++] = (char *)cmd; |
4e205ed6 | 764 | argv[i] = NULL; |
6890e559 GS |
765 | switch (exectype) { |
766 | case EXECF_SPAWN: | |
767 | status = win32_spawnvp(P_WAIT, argv[0], | |
768 | (const char* const*)argv); | |
769 | break; | |
770 | case EXECF_SPAWN_NOWAIT: | |
f06c8825 TC |
771 | status = do_spawnvp_handles(P_NOWAIT, argv[0], |
772 | (const char* const*)argv, handles); | |
6890e559 GS |
773 | break; |
774 | case EXECF_EXEC: | |
775 | status = win32_execvp(argv[0], (const char* const*)argv); | |
776 | break; | |
777 | } | |
ce1da67e GS |
778 | cmd = argv[0]; |
779 | Safefree(argv); | |
68dc0745 | 780 | } |
922b1888 | 781 | if (exectype == EXECF_SPAWN_NOWAIT) { |
40c7cc6d | 782 | PL_statusvalue = -1; /* >16bits hint for pp_system() */ |
922b1888 GS |
783 | } |
784 | else { | |
50892819 | 785 | if (status < 0) { |
0453d815 | 786 | if (ckWARN(WARN_EXEC)) |
f98bc0c6 | 787 | Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't %s \"%s\": %s", |
50892819 GS |
788 | (exectype == EXECF_EXEC ? "exec" : "spawn"), |
789 | cmd, strerror(errno)); | |
790 | status = 255 * 256; | |
791 | } | |
792 | else | |
793 | status *= 256; | |
b28d0864 | 794 | PL_statusvalue = status; |
5aabfad6 | 795 | } |
50892819 | 796 | return (status); |
0a753a76 | 797 | } |
798 | ||
6890e559 | 799 | int |
54725af6 | 800 | Perl_do_spawn(pTHX_ char *cmd) |
6890e559 | 801 | { |
7918f24d NC |
802 | PERL_ARGS_ASSERT_DO_SPAWN; |
803 | ||
54725af6 | 804 | return do_spawn2(aTHX_ cmd, EXECF_SPAWN); |
6890e559 GS |
805 | } |
806 | ||
2d7a9237 | 807 | int |
54725af6 | 808 | Perl_do_spawn_nowait(pTHX_ char *cmd) |
2d7a9237 | 809 | { |
7918f24d NC |
810 | PERL_ARGS_ASSERT_DO_SPAWN_NOWAIT; |
811 | ||
54725af6 | 812 | return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT); |
2d7a9237 GS |
813 | } |
814 | ||
6890e559 | 815 | bool |
79d39d80 | 816 | Perl_do_exec(pTHX_ const char *cmd) |
6890e559 | 817 | { |
7918f24d NC |
818 | PERL_ARGS_ASSERT_DO_EXEC; |
819 | ||
08039b81 | 820 | do_spawn2(aTHX_ cmd, EXECF_EXEC); |
6890e559 GS |
821 | return FALSE; |
822 | } | |
823 | ||
68dc0745 | 824 | /* The idea here is to read all the directory names into a string table |
825 | * (separated by nulls) and when one of the other dir functions is called | |
826 | * return the pointer to the current file name. | |
827 | */ | |
c5be433b | 828 | DllExport DIR * |
0e06f75d | 829 | win32_opendir(const char *filename) |
0a753a76 | 830 | { |
04a2c3d9 | 831 | dTHXa(NULL); |
95136add | 832 | DIR *dirp; |
9404a519 GS |
833 | long len; |
834 | long idx; | |
835 | char scanname[MAX_PATH+3]; | |
8cbe99e5 | 836 | WCHAR wscanname[sizeof(scanname)]; |
35cf1ab6 | 837 | WIN32_FIND_DATAW wFindData; |
35cf1ab6 | 838 | char buffer[MAX_PATH*2]; |
8cbe99e5 | 839 | BOOL use_default; |
9404a519 GS |
840 | |
841 | len = strlen(filename); | |
525f9ba8 AD |
842 | if (len == 0) { |
843 | errno = ENOENT; | |
9404a519 | 844 | return NULL; |
525f9ba8 AD |
845 | } |
846 | if (len > MAX_PATH) { | |
847 | errno = ENAMETOOLONG; | |
24caa93f | 848 | return NULL; |
525f9ba8 AD |
849 | } |
850 | ||
68dc0745 | 851 | /* Get us a DIR structure */ |
a02a5408 | 852 | Newxz(dirp, 1, DIR); |
68dc0745 | 853 | |
854 | /* Create the search pattern */ | |
855 | strcpy(scanname, filename); | |
23db2e2d GS |
856 | |
857 | /* bare drive name means look in cwd for drive */ | |
858 | if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') { | |
859 | scanname[len++] = '.'; | |
860 | scanname[len++] = '/'; | |
861 | } | |
862 | else if (scanname[len-1] != '/' && scanname[len-1] != '\\') { | |
9404a519 | 863 | scanname[len++] = '/'; |
23db2e2d | 864 | } |
9404a519 GS |
865 | scanname[len++] = '*'; |
866 | scanname[len] = '\0'; | |
68dc0745 | 867 | |
868 | /* do the FindFirstFile call */ | |
8cbe99e5 | 869 | MultiByteToWideChar(CP_ACP, 0, scanname, -1, wscanname, sizeof(wscanname)/sizeof(WCHAR)); |
04a2c3d9 | 870 | aTHXa(PERL_GET_THX); |
8cbe99e5 JD |
871 | dirp->handle = FindFirstFileW(PerlDir_mapW(wscanname), &wFindData); |
872 | ||
8c56068e | 873 | if (dirp->handle == INVALID_HANDLE_VALUE) { |
95136add | 874 | DWORD err = GetLastError(); |
21e72512 | 875 | /* FindFirstFile() fails on empty drives! */ |
95136add GS |
876 | switch (err) { |
877 | case ERROR_FILE_NOT_FOUND: | |
878 | return dirp; | |
879 | case ERROR_NO_MORE_FILES: | |
880 | case ERROR_PATH_NOT_FOUND: | |
881 | errno = ENOENT; | |
882 | break; | |
883 | case ERROR_NOT_ENOUGH_MEMORY: | |
884 | errno = ENOMEM; | |
885 | break; | |
886 | default: | |
887 | errno = EINVAL; | |
888 | break; | |
889 | } | |
890 | Safefree(dirp); | |
68dc0745 | 891 | return NULL; |
892 | } | |
893 | ||
8cbe99e5 JD |
894 | use_default = FALSE; |
895 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
896 | wFindData.cFileName, -1, | |
897 | buffer, sizeof(buffer), NULL, &use_default); | |
898 | if (use_default && *wFindData.cAlternateFileName) { | |
35cf1ab6 | 899 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, |
8cbe99e5 JD |
900 | wFindData.cAlternateFileName, -1, |
901 | buffer, sizeof(buffer), NULL, NULL); | |
35cf1ab6 | 902 | } |
8cbe99e5 | 903 | |
68dc0745 | 904 | /* now allocate the first part of the string table for |
905 | * the filenames that we find. | |
906 | */ | |
8cbe99e5 | 907 | idx = strlen(buffer)+1; |
95136add | 908 | if (idx < 256) |
35cf1ab6 | 909 | dirp->size = 256; |
95136add GS |
910 | else |
911 | dirp->size = idx; | |
a02a5408 | 912 | Newx(dirp->start, dirp->size, char); |
8cbe99e5 | 913 | strcpy(dirp->start, buffer); |
95136add GS |
914 | dirp->nfiles++; |
915 | dirp->end = dirp->curr = dirp->start; | |
916 | dirp->end += idx; | |
917 | return dirp; | |
0a753a76 | 918 | } |
919 | ||
920 | ||
68dc0745 | 921 | /* Readdir just returns the current string pointer and bumps the |
922 | * string pointer to the nDllExport entry. | |
923 | */ | |
c5be433b | 924 | DllExport struct direct * |
ce2e26e5 | 925 | win32_readdir(DIR *dirp) |
0a753a76 | 926 | { |
95136add | 927 | long len; |
0a753a76 | 928 | |
68dc0745 | 929 | if (dirp->curr) { |
930 | /* first set up the structure to return */ | |
931 | len = strlen(dirp->curr); | |
0f38926b | 932 | strcpy(dirp->dirstr.d_name, dirp->curr); |
68dc0745 | 933 | dirp->dirstr.d_namlen = len; |
0a753a76 | 934 | |
68dc0745 | 935 | /* Fake an inode */ |
0f38926b | 936 | dirp->dirstr.d_ino = dirp->curr - dirp->start; |
0a753a76 | 937 | |
95136add | 938 | /* Now set up for the next call to readdir */ |
68dc0745 | 939 | dirp->curr += len + 1; |
95136add | 940 | if (dirp->curr >= dirp->end) { |
35cf1ab6 | 941 | BOOL res; |
35cf1ab6 | 942 | char buffer[MAX_PATH*2]; |
95136add | 943 | |
60b22aca JD |
944 | if (dirp->handle == INVALID_HANDLE_VALUE) { |
945 | res = 0; | |
946 | } | |
95136add GS |
947 | /* finding the next file that matches the wildcard |
948 | * (which should be all of them in this directory!). | |
95136add | 949 | */ |
8cbe99e5 | 950 | else { |
35cf1ab6 JD |
951 | WIN32_FIND_DATAW wFindData; |
952 | res = FindNextFileW(dirp->handle, &wFindData); | |
953 | if (res) { | |
954 | BOOL use_default = FALSE; | |
955 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
956 | wFindData.cFileName, -1, | |
957 | buffer, sizeof(buffer), NULL, &use_default); | |
958 | if (use_default && *wFindData.cAlternateFileName) { | |
959 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
960 | wFindData.cAlternateFileName, -1, | |
961 | buffer, sizeof(buffer), NULL, NULL); | |
962 | } | |
35cf1ab6 JD |
963 | } |
964 | } | |
95136add | 965 | if (res) { |
0f38926b | 966 | long endpos = dirp->end - dirp->start; |
8cbe99e5 | 967 | long newsize = endpos + strlen(buffer) + 1; |
95136add | 968 | /* bump the string table size by enough for the |
022735b4 | 969 | * new name and its null terminator */ |
0f38926b GS |
970 | while (newsize > dirp->size) { |
971 | long curpos = dirp->curr - dirp->start; | |
35a27ac0 | 972 | Renew(dirp->start, dirp->size * 2, char); |
95136add | 973 | dirp->size *= 2; |
0f38926b | 974 | dirp->curr = dirp->start + curpos; |
95136add | 975 | } |
8cbe99e5 | 976 | strcpy(dirp->start + endpos, buffer); |
0f38926b | 977 | dirp->end = dirp->start + newsize; |
95136add GS |
978 | dirp->nfiles++; |
979 | } | |
60b22aca | 980 | else { |
95136add | 981 | dirp->curr = NULL; |
60b22aca JD |
982 | if (dirp->handle != INVALID_HANDLE_VALUE) { |
983 | FindClose(dirp->handle); | |
984 | dirp->handle = INVALID_HANDLE_VALUE; | |
985 | } | |
986 | } | |
68dc0745 | 987 | } |
68dc0745 | 988 | return &(dirp->dirstr); |
3fadfdf1 | 989 | } |
68dc0745 | 990 | else |
991 | return NULL; | |
0a753a76 | 992 | } |
993 | ||
68dc0745 | 994 | /* Telldir returns the current string pointer position */ |
c5be433b | 995 | DllExport long |
ce2e26e5 | 996 | win32_telldir(DIR *dirp) |
0a753a76 | 997 | { |
60b22aca | 998 | return dirp->curr ? (dirp->curr - dirp->start) : -1; |
0a753a76 | 999 | } |
1000 | ||
1001 | ||
68dc0745 | 1002 | /* Seekdir moves the string pointer to a previously saved position |
95136add | 1003 | * (returned by telldir). |
68dc0745 | 1004 | */ |
c5be433b | 1005 | DllExport void |
ce2e26e5 | 1006 | win32_seekdir(DIR *dirp, long loc) |
0a753a76 | 1007 | { |
60b22aca | 1008 | dirp->curr = loc == -1 ? NULL : dirp->start + loc; |
0a753a76 | 1009 | } |
1010 | ||
68dc0745 | 1011 | /* Rewinddir resets the string pointer to the start */ |
c5be433b | 1012 | DllExport void |
ce2e26e5 | 1013 | win32_rewinddir(DIR *dirp) |
0a753a76 | 1014 | { |
1015 | dirp->curr = dirp->start; | |
1016 | } | |
1017 | ||
68dc0745 | 1018 | /* free the memory allocated by opendir */ |
c5be433b | 1019 | DllExport int |
ce2e26e5 | 1020 | win32_closedir(DIR *dirp) |
0a753a76 | 1021 | { |
95136add | 1022 | if (dirp->handle != INVALID_HANDLE_VALUE) |
0f38926b | 1023 | FindClose(dirp->handle); |
0a753a76 | 1024 | Safefree(dirp->start); |
1025 | Safefree(dirp); | |
68dc0745 | 1026 | return 1; |
0a753a76 | 1027 | } |
1028 | ||
60b22aca JD |
1029 | /* duplicate a open DIR* for interpreter cloning */ |
1030 | DllExport DIR * | |
1031 | win32_dirp_dup(DIR *const dirp, CLONE_PARAMS *const param) | |
1032 | { | |
1033 | dVAR; | |
1034 | PerlInterpreter *const from = param->proto_perl; | |
f76b679e | 1035 | PerlInterpreter *const to = (PerlInterpreter *)PERL_GET_THX; |
60b22aca JD |
1036 | |
1037 | long pos; | |
1038 | DIR *dup; | |
1039 | ||
1040 | /* switch back to original interpreter because win32_readdir() | |
1041 | * might Renew(dirp->start). | |
1042 | */ | |
1043 | if (from != to) { | |
1044 | PERL_SET_THX(from); | |
1045 | } | |
1046 | ||
1047 | /* mark current position; read all remaining entries into the | |
1048 | * cache, and then restore to current position. | |
1049 | */ | |
1050 | pos = win32_telldir(dirp); | |
1051 | while (win32_readdir(dirp)) { | |
1052 | /* read all entries into cache */ | |
1053 | } | |
1054 | win32_seekdir(dirp, pos); | |
1055 | ||
1056 | /* switch back to new interpreter to allocate new DIR structure */ | |
1057 | if (from != to) { | |
1058 | PERL_SET_THX(to); | |
1059 | } | |
1060 | ||
1061 | Newx(dup, 1, DIR); | |
1062 | memcpy(dup, dirp, sizeof(DIR)); | |
1063 | ||
1064 | Newx(dup->start, dirp->size, char); | |
1065 | memcpy(dup->start, dirp->start, dirp->size); | |
1066 | ||
1067 | dup->end = dup->start + (dirp->end - dirp->start); | |
1068 | if (dirp->curr) | |
1069 | dup->curr = dup->start + (dirp->curr - dirp->start); | |
1070 | ||
1071 | return dup; | |
1072 | } | |
0a753a76 | 1073 | |
68dc0745 | 1074 | /* |
1075 | * various stubs | |
1076 | */ | |
0a753a76 | 1077 | |
1078 | ||
68dc0745 | 1079 | /* Ownership |
1080 | * | |
1081 | * Just pretend that everyone is a superuser. NT will let us know if | |
1082 | * we don\'t really have permission to do something. | |
1083 | */ | |
0a753a76 | 1084 | |
1085 | #define ROOT_UID ((uid_t)0) | |
1086 | #define ROOT_GID ((gid_t)0) | |
1087 | ||
68dc0745 | 1088 | uid_t |
1089 | getuid(void) | |
0a753a76 | 1090 | { |
68dc0745 | 1091 | return ROOT_UID; |
0a753a76 | 1092 | } |
1093 | ||
68dc0745 | 1094 | uid_t |
1095 | geteuid(void) | |
0a753a76 | 1096 | { |
68dc0745 | 1097 | return ROOT_UID; |
0a753a76 | 1098 | } |
1099 | ||
68dc0745 | 1100 | gid_t |
1101 | getgid(void) | |
0a753a76 | 1102 | { |
68dc0745 | 1103 | return ROOT_GID; |
0a753a76 | 1104 | } |
1105 | ||
68dc0745 | 1106 | gid_t |
1107 | getegid(void) | |
0a753a76 | 1108 | { |
68dc0745 | 1109 | return ROOT_GID; |
0a753a76 | 1110 | } |
1111 | ||
68dc0745 | 1112 | int |
22239a37 | 1113 | setuid(uid_t auid) |
3fadfdf1 | 1114 | { |
22239a37 | 1115 | return (auid == ROOT_UID ? 0 : -1); |
0a753a76 | 1116 | } |
1117 | ||
68dc0745 | 1118 | int |
22239a37 | 1119 | setgid(gid_t agid) |
0a753a76 | 1120 | { |
22239a37 | 1121 | return (agid == ROOT_GID ? 0 : -1); |
0a753a76 | 1122 | } |
1123 | ||
73f2c082 | 1124 | EXTERN_C char * |
e34ffe5a GS |
1125 | getlogin(void) |
1126 | { | |
acfe0abc | 1127 | dTHX; |
3352bfcb GS |
1128 | char *buf = w32_getlogin_buffer; |
1129 | DWORD size = sizeof(w32_getlogin_buffer); | |
e34ffe5a GS |
1130 | if (GetUserName(buf,&size)) |
1131 | return buf; | |
1132 | return (char*)NULL; | |
1133 | } | |
1134 | ||
b990f8c8 GS |
1135 | int |
1136 | chown(const char *path, uid_t owner, gid_t group) | |
1137 | { | |
1138 | /* XXX noop */ | |
1c1c7f20 | 1139 | return 0; |
b990f8c8 GS |
1140 | } |
1141 | ||
00b02797 JH |
1142 | /* |
1143 | * XXX this needs strengthening (for PerlIO) | |
1144 | * -- BKS, 11-11-200 | |
1145 | */ | |
f33b2f58 | 1146 | #if !defined(__MINGW64_VERSION_MAJOR) || __MINGW64_VERSION_MAJOR < 4 |
00b02797 JH |
1147 | int mkstemp(const char *path) |
1148 | { | |
1149 | dTHX; | |
1150 | char buf[MAX_PATH+1]; | |
1151 | int i = 0, fd = -1; | |
1152 | ||
1153 | retry: | |
1154 | if (i++ > 10) { /* give up */ | |
1155 | errno = ENOENT; | |
1156 | return -1; | |
1157 | } | |
1158 | if (!GetTempFileNameA((LPCSTR)path, "plr", 1, buf)) { | |
1159 | errno = ENOENT; | |
1160 | return -1; | |
1161 | } | |
1162 | fd = PerlLIO_open3(buf, O_CREAT|O_RDWR|O_EXCL, 0600); | |
1163 | if (fd == -1) | |
1164 | goto retry; | |
1165 | return fd; | |
1166 | } | |
f33b2f58 | 1167 | #endif |
00b02797 | 1168 | |
0aaad0ff | 1169 | static long |
04a2c3d9 | 1170 | find_pid(pTHX_ int pid) |
0a753a76 | 1171 | { |
7766f137 GS |
1172 | long child = w32_num_children; |
1173 | while (--child >= 0) { | |
eb160463 | 1174 | if ((int)w32_child_pids[child] == pid) |
0aaad0ff GS |
1175 | return child; |
1176 | } | |
1177 | return -1; | |
1178 | } | |
1179 | ||
1180 | static void | |
1181 | remove_dead_process(long child) | |
1182 | { | |
1183 | if (child >= 0) { | |
acfe0abc | 1184 | dTHX; |
0aaad0ff | 1185 | CloseHandle(w32_child_handles[child]); |
c00206c8 | 1186 | Move(&w32_child_handles[child+1], &w32_child_handles[child], |
0aaad0ff | 1187 | (w32_num_children-child-1), HANDLE); |
c00206c8 | 1188 | Move(&w32_child_pids[child+1], &w32_child_pids[child], |
0aaad0ff GS |
1189 | (w32_num_children-child-1), DWORD); |
1190 | w32_num_children--; | |
f55ee38a | 1191 | } |
f55ee38a GS |
1192 | } |
1193 | ||
7766f137 GS |
1194 | #ifdef USE_ITHREADS |
1195 | static long | |
04a2c3d9 | 1196 | find_pseudo_pid(pTHX_ int pid) |
7766f137 | 1197 | { |
7766f137 GS |
1198 | long child = w32_num_pseudo_children; |
1199 | while (--child >= 0) { | |
eb160463 | 1200 | if ((int)w32_pseudo_child_pids[child] == pid) |
7766f137 GS |
1201 | return child; |
1202 | } | |
1203 | return -1; | |
1204 | } | |
1205 | ||
1206 | static void | |
1207 | remove_dead_pseudo_process(long child) | |
1208 | { | |
1209 | if (child >= 0) { | |
acfe0abc | 1210 | dTHX; |
7766f137 | 1211 | CloseHandle(w32_pseudo_child_handles[child]); |
c00206c8 | 1212 | Move(&w32_pseudo_child_handles[child+1], &w32_pseudo_child_handles[child], |
7766f137 | 1213 | (w32_num_pseudo_children-child-1), HANDLE); |
c00206c8 | 1214 | Move(&w32_pseudo_child_pids[child+1], &w32_pseudo_child_pids[child], |
7766f137 | 1215 | (w32_num_pseudo_children-child-1), DWORD); |
aeecf691 JD |
1216 | Move(&w32_pseudo_child_message_hwnds[child+1], &w32_pseudo_child_message_hwnds[child], |
1217 | (w32_num_pseudo_children-child-1), HWND); | |
8a3cb9c6 JD |
1218 | Move(&w32_pseudo_child_sigterm[child+1], &w32_pseudo_child_sigterm[child], |
1219 | (w32_num_pseudo_children-child-1), char); | |
7766f137 GS |
1220 | w32_num_pseudo_children--; |
1221 | } | |
1222 | } | |
8a3cb9c6 JD |
1223 | |
1224 | void | |
1225 | win32_wait_for_children(pTHX) | |
1226 | { | |
1227 | if (w32_pseudo_children && w32_num_pseudo_children) { | |
1228 | long child = 0; | |
1229 | long count = 0; | |
1230 | HANDLE handles[MAXIMUM_WAIT_OBJECTS]; | |
1231 | ||
1232 | for (child = 0; child < w32_num_pseudo_children; ++child) { | |
1233 | if (!w32_pseudo_child_sigterm[child]) | |
1234 | handles[count++] = w32_pseudo_child_handles[child]; | |
1235 | } | |
1236 | /* XXX should use MsgWaitForMultipleObjects() to continue | |
1237 | * XXX processing messages while we wait. | |
1238 | */ | |
1239 | WaitForMultipleObjects(count, handles, TRUE, INFINITE); | |
1240 | ||
1241 | while (w32_num_pseudo_children) | |
1242 | CloseHandle(w32_pseudo_child_handles[--w32_num_pseudo_children]); | |
1243 | } | |
1244 | } | |
7766f137 GS |
1245 | #endif |
1246 | ||
542cb85f JD |
1247 | static int |
1248 | terminate_process(DWORD pid, HANDLE process_handle, int sig) | |
1249 | { | |
1250 | switch(sig) { | |
1251 | case 0: | |
1252 | /* "Does process exist?" use of kill */ | |
1253 | return 1; | |
1254 | case 2: | |
1255 | if (GenerateConsoleCtrlEvent(CTRL_C_EVENT, pid)) | |
1256 | return 1; | |
1257 | break; | |
1258 | case SIGBREAK: | |
1259 | case SIGTERM: | |
1260 | if (GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT, pid)) | |
1261 | return 1; | |
1262 | break; | |
1263 | default: /* For now be backwards compatible with perl 5.6 */ | |
1264 | case 9: | |
1265 | /* Note that we will only be able to kill processes owned by the | |
1266 | * current process owner, even when we are running as an administrator. | |
1267 | * To kill processes of other owners we would need to set the | |
1268 | * 'SeDebugPrivilege' privilege before obtaining the process handle. | |
1269 | */ | |
1270 | if (TerminateProcess(process_handle, sig)) | |
1271 | return 1; | |
1272 | break; | |
1273 | } | |
1274 | return 0; | |
1275 | } | |
1276 | ||
721b2674 DD |
1277 | /* returns number of processes killed */ |
1278 | static int | |
1279 | my_killpg(int pid, int sig) | |
542cb85f JD |
1280 | { |
1281 | HANDLE process_handle; | |
1282 | HANDLE snapshot_handle; | |
1283 | int killed = 0; | |
1284 | ||
1285 | process_handle = OpenProcess(PROCESS_TERMINATE, FALSE, pid); | |
6a4d57af | 1286 | if (process_handle == NULL) |
542cb85f JD |
1287 | return 0; |
1288 | ||
1289 | killed += terminate_process(pid, process_handle, sig); | |
1290 | ||
8cbe99e5 | 1291 | snapshot_handle = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); |
542cb85f JD |
1292 | if (snapshot_handle != INVALID_HANDLE_VALUE) { |
1293 | PROCESSENTRY32 entry; | |
1294 | ||
1295 | entry.dwSize = sizeof(entry); | |
8cbe99e5 | 1296 | if (Process32First(snapshot_handle, &entry)) { |
542cb85f | 1297 | do { |
8cbe99e5 | 1298 | if (entry.th32ParentProcessID == (DWORD)pid) |
721b2674 | 1299 | killed += my_killpg(entry.th32ProcessID, sig); |
542cb85f JD |
1300 | entry.dwSize = sizeof(entry); |
1301 | } | |
8cbe99e5 | 1302 | while (Process32Next(snapshot_handle, &entry)); |
542cb85f JD |
1303 | } |
1304 | CloseHandle(snapshot_handle); | |
1305 | } | |
1306 | CloseHandle(process_handle); | |
1307 | return killed; | |
1308 | } | |
1309 | ||
721b2674 | 1310 | /* returns number of processes killed */ |
542cb85f JD |
1311 | static int |
1312 | my_kill(int pid, int sig) | |
1313 | { | |
1314 | int retval = 0; | |
1315 | HANDLE process_handle; | |
1316 | ||
1317 | if (sig < 0) | |
721b2674 | 1318 | return my_killpg(pid, -sig); |
542cb85f JD |
1319 | |
1320 | process_handle = OpenProcess(PROCESS_TERMINATE, FALSE, pid); | |
6a4d57af JD |
1321 | /* OpenProcess() returns NULL on error, *not* INVALID_HANDLE_VALUE */ |
1322 | if (process_handle != NULL) { | |
542cb85f JD |
1323 | retval = terminate_process(pid, process_handle, sig); |
1324 | CloseHandle(process_handle); | |
1325 | } | |
1326 | return retval; | |
1327 | } | |
1328 | ||
d903973c | 1329 | #ifdef USE_ITHREADS |
17ce47a8 SH |
1330 | /* Get a child pseudo-process HWND, with retrying and delaying/yielding. |
1331 | * The "tries" parameter is the number of retries to make, with a Sleep(1) | |
1332 | * (waiting and yielding the time slot) between each try. Specifying 0 causes | |
1333 | * only Sleep(0) (no waiting and potentially no yielding) to be used, so is not | |
1334 | * recommended | |
1335 | * Returns an hwnd != INVALID_HANDLE_VALUE (so be aware that NULL can be | |
1336 | * returned) or croaks if the child pseudo-process doesn't schedule and deliver | |
1337 | * a HWND in the time period allowed. | |
1338 | */ | |
d903973c | 1339 | static HWND |
17ce47a8 SH |
1340 | get_hwnd_delay(pTHX, long child, DWORD tries) |
1341 | { | |
d903973c | 1342 | HWND hwnd = w32_pseudo_child_message_hwnds[child]; |
d903973c | 1343 | if (hwnd != INVALID_HANDLE_VALUE) return hwnd; |
17ce47a8 SH |
1344 | |
1345 | /* Pseudo-process has not yet properly initialized since hwnd isn't set. | |
1346 | * Fast sleep: On some NT kernels/systems, a Sleep(0) won't deschedule a | |
1347 | * thread 100% of the time since threads are attached to a CPU for NUMA and | |
1348 | * caching reasons, and the child thread was attached to a different CPU | |
1349 | * therefore there is no workload on that CPU and Sleep(0) returns control | |
1350 | * without yielding the time slot. | |
1351 | * https://rt.perl.org/rt3/Ticket/Display.html?id=88840 | |
1352 | */ | |
d903973c DD |
1353 | Sleep(0); |
1354 | win32_async_check(aTHX); | |
17ce47a8 | 1355 | hwnd = w32_pseudo_child_message_hwnds[child]; |
d903973c | 1356 | if (hwnd != INVALID_HANDLE_VALUE) return hwnd; |
17ce47a8 | 1357 | |
d903973c | 1358 | { |
adb86be5 | 1359 | unsigned int count = 0; |
17ce47a8 SH |
1360 | /* No Sleep(1) if tries==0, just fail instead if we get this far. */ |
1361 | while (count++ < tries) { | |
1362 | Sleep(1); | |
1363 | win32_async_check(aTHX); | |
1364 | hwnd = w32_pseudo_child_message_hwnds[child]; | |
1365 | if (hwnd != INVALID_HANDLE_VALUE) return hwnd; | |
1366 | } | |
d903973c | 1367 | } |
17ce47a8 SH |
1368 | |
1369 | Perl_croak(aTHX_ "panic: child pseudo-process was never scheduled"); | |
d903973c DD |
1370 | } |
1371 | #endif | |
1372 | ||
f55ee38a GS |
1373 | DllExport int |
1374 | win32_kill(int pid, int sig) | |
1375 | { | |
acfe0abc | 1376 | dTHX; |
c66b022d | 1377 | long child; |
7766f137 GS |
1378 | #ifdef USE_ITHREADS |
1379 | if (pid < 0) { | |
1380 | /* it is a pseudo-forked child */ | |
04a2c3d9 | 1381 | child = find_pseudo_pid(aTHX_ -pid); |
7766f137 | 1382 | if (child >= 0) { |
85c508c3 | 1383 | HANDLE hProcess = w32_pseudo_child_handles[child]; |
7e5f34c0 | 1384 | switch (sig) { |
17ce47a8 SH |
1385 | case 0: |
1386 | /* "Does process exist?" use of kill */ | |
7e5f34c0 | 1387 | return 0; |
aeecf691 | 1388 | |
17ce47a8 SH |
1389 | case 9: { |
1390 | /* kill -9 style un-graceful exit */ | |
1391 | /* Do a wait to make sure child starts and isn't in DLL | |
1392 | * Loader Lock */ | |
1393 | HWND hwnd = get_hwnd_delay(aTHX, child, 5); | |
1394 | if (TerminateThread(hProcess, sig)) { | |
1395 | /* Allow the scheduler to finish cleaning up the other | |
1396 | * thread. | |
1397 | * Otherwise, if we ExitProcess() before another context | |
1398 | * switch happens we will end up with a process exit | |
1399 | * code of "sig" instead of our own exit status. | |
1400 | * https://rt.cpan.org/Ticket/Display.html?id=66016#txn-908976 | |
1401 | */ | |
1402 | Sleep(0); | |
1403 | remove_dead_pseudo_process(child); | |
1404 | return 0; | |
1405 | } | |
1406 | break; | |
1407 | } | |
1408 | ||
1409 | default: { | |
1410 | HWND hwnd = get_hwnd_delay(aTHX, child, 5); | |
1411 | /* We fake signals to pseudo-processes using Win32 | |
1412 | * message queue. */ | |
1413 | if ((hwnd != NULL && PostMessage(hwnd, WM_USER_KILL, sig, 0)) || | |
1414 | PostThreadMessage(-pid, WM_USER_KILL, sig, 0)) | |
1415 | { | |
1416 | /* Don't wait for child process to terminate after we send a | |
1417 | * SIGTERM because the child may be blocked in a system call | |
1418 | * and never receive the signal. | |
1419 | */ | |
1420 | if (sig == SIGTERM) { | |
1421 | Sleep(0); | |
1422 | w32_pseudo_child_sigterm[child] = 1; | |
1423 | } | |
1424 | /* It might be us ... */ | |
1425 | PERL_ASYNC_CHECK(); | |
1426 | return 0; | |
1427 | } | |
1428 | break; | |
1429 | } | |
1430 | } /* switch */ | |
7766f137 | 1431 | } |
68dc0745 | 1432 | } |
7766f137 GS |
1433 | else |
1434 | #endif | |
1435 | { | |
04a2c3d9 | 1436 | child = find_pid(aTHX_ pid); |
7766f137 | 1437 | if (child >= 0) { |
542cb85f JD |
1438 | if (my_kill(pid, sig)) { |
1439 | DWORD exitcode = 0; | |
1440 | if (GetExitCodeProcess(w32_child_handles[child], &exitcode) && | |
1441 | exitcode != STILL_ACTIVE) | |
1442 | { | |
1443 | remove_dead_process(child); | |
1444 | } | |
1445 | return 0; | |
7e5f34c0 | 1446 | } |
7766f137 GS |
1447 | } |
1448 | else { | |
8cbe99e5 | 1449 | if (my_kill(pid, sig)) |
48db714f | 1450 | return 0; |
7766f137 GS |
1451 | } |
1452 | } | |
1453 | errno = EINVAL; | |
1454 | return -1; | |
0a753a76 | 1455 | } |
fbbbcc48 | 1456 | |
68dc0745 | 1457 | DllExport int |
c623ac67 | 1458 | win32_stat(const char *path, Stat_t *sbuf) |
0a753a76 | 1459 | { |
3fadfdf1 | 1460 | char buffer[MAX_PATH+1]; |
68dc0745 | 1461 | int l = strlen(path); |
04a2c3d9 | 1462 | dTHX; |
67fbe06e | 1463 | int res; |
6b980173 | 1464 | int nlink = 1; |
44221b20 | 1465 | BOOL expect_dir = FALSE; |
0a753a76 | 1466 | |
68dc0745 | 1467 | if (l > 1) { |
1468 | switch(path[l - 1]) { | |
e1dbac94 | 1469 | /* FindFirstFile() and stat() are buggy with a trailing |
44221b20 | 1470 | * slashes, except for the root directory of a drive */ |
68dc0745 | 1471 | case '\\': |
44221b20 JD |
1472 | case '/': |
1473 | if (l > sizeof(buffer)) { | |
0b96339f JD |
1474 | errno = ENAMETOOLONG; |
1475 | return -1; | |
1476 | } | |
44221b20 JD |
1477 | --l; |
1478 | strncpy(buffer, path, l); | |
1479 | /* remove additional trailing slashes */ | |
1480 | while (l > 1 && (buffer[l-1] == '/' || buffer[l-1] == '\\')) | |
1481 | --l; | |
1482 | /* add back slash if we otherwise end up with just a drive letter */ | |
1483 | if (l == 2 && isALPHA(buffer[0]) && buffer[1] == ':') | |
1484 | buffer[l++] = '\\'; | |
1485 | buffer[l] = '\0'; | |
1486 | path = buffer; | |
1487 | expect_dir = TRUE; | |
e1dbac94 | 1488 | break; |
44221b20 | 1489 | |
23db2e2d | 1490 | /* FindFirstFile() is buggy with "x:", so add a dot :-( */ |
e1dbac94 GS |
1491 | case ':': |
1492 | if (l == 2 && isALPHA(path[0])) { | |
426c1a18 GS |
1493 | buffer[0] = path[0]; |
1494 | buffer[1] = ':'; | |
1495 | buffer[2] = '.'; | |
1496 | buffer[3] = '\0'; | |
e1dbac94 | 1497 | l = 3; |
426c1a18 | 1498 | path = buffer; |
e1dbac94 GS |
1499 | } |
1500 | break; | |
68dc0745 | 1501 | } |
1502 | } | |
6b980173 | 1503 | |
8c56068e JD |
1504 | path = PerlDir_mapA(path); |
1505 | l = strlen(path); | |
cba61fe1 | 1506 | |
8ca2a5d6 | 1507 | if (!w32_sloppystat) { |
cba61fe1 JD |
1508 | /* We must open & close the file once; otherwise file attribute changes */ |
1509 | /* might not yet have propagated to "other" hard links of the same file. */ | |
1510 | /* This also gives us an opportunity to determine the number of links. */ | |
1511 | HANDLE handle = CreateFileA(path, 0, 0, NULL, OPEN_EXISTING, 0, NULL); | |
1512 | if (handle != INVALID_HANDLE_VALUE) { | |
1513 | BY_HANDLE_FILE_INFORMATION bhi; | |
1514 | if (GetFileInformationByHandle(handle, &bhi)) | |
1515 | nlink = bhi.nNumberOfLinks; | |
1516 | CloseHandle(handle); | |
1517 | } | |
d7a7ed74 DD |
1518 | else { |
1519 | DWORD err = GetLastError(); | |
1520 | /* very common case, skip CRT stat and its also failing syscalls */ | |
1521 | if(err == ERROR_FILE_NOT_FOUND) { | |
1522 | errno = ENOENT; | |
1523 | return -1; | |
1524 | } | |
1525 | } | |
7fac1903 | 1526 | } |
6b980173 | 1527 | |
8c56068e | 1528 | /* path will be mapped correctly above */ |
c623ac67 | 1529 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
8c56068e | 1530 | res = _stati64(path, sbuf); |
c623ac67 | 1531 | #else |
8c56068e | 1532 | res = stat(path, sbuf); |
c623ac67 | 1533 | #endif |
426c1a18 | 1534 | sbuf->st_nlink = nlink; |
6b980173 | 1535 | |
24caa93f GS |
1536 | if (res < 0) { |
1537 | /* CRT is buggy on sharenames, so make sure it really isn't. | |
1538 | * XXX using GetFileAttributesEx() will enable us to set | |
426c1a18 | 1539 | * sbuf->st_*time (but note that's not available on the |
24caa93f | 1540 | * Windows of 1995) */ |
8c56068e | 1541 | DWORD r = GetFileAttributesA(path); |
24caa93f | 1542 | if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) { |
426c1a18 | 1543 | /* sbuf may still contain old garbage since stat() failed */ |
c623ac67 | 1544 | Zero(sbuf, 1, Stat_t); |
426c1a18 | 1545 | sbuf->st_mode = S_IFDIR | S_IREAD; |
24caa93f GS |
1546 | errno = 0; |
1547 | if (!(r & FILE_ATTRIBUTE_READONLY)) | |
426c1a18 | 1548 | sbuf->st_mode |= S_IWRITE | S_IEXEC; |
24caa93f GS |
1549 | return 0; |
1550 | } | |
1551 | } | |
24caa93f | 1552 | else { |
e1dbac94 GS |
1553 | if (l == 3 && isALPHA(path[0]) && path[1] == ':' |
1554 | && (path[2] == '\\' || path[2] == '/')) | |
2293b0e9 AB |
1555 | { |
1556 | /* The drive can be inaccessible, some _stat()s are buggy */ | |
8c56068e | 1557 | if (!GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) { |
2293b0e9 AB |
1558 | errno = ENOENT; |
1559 | return -1; | |
1560 | } | |
1561 | } | |
44221b20 JD |
1562 | if (expect_dir && !S_ISDIR(sbuf->st_mode)) { |
1563 | errno = ENOTDIR; | |
1564 | return -1; | |
1565 | } | |
038ae9a4 SH |
1566 | if (S_ISDIR(sbuf->st_mode)) { |
1567 | /* Ensure the "write" bit is switched off in the mode for | |
378eeda7 SH |
1568 | * directories with the read-only attribute set. Some compilers |
1569 | * switch it on for directories, which is technically correct | |
038ae9a4 SH |
1570 | * (directories are indeed always writable unless denied by DACLs), |
1571 | * but we want stat() and -w to reflect the state of the read-only | |
1572 | * attribute for symmetry with chmod(). */ | |
1573 | DWORD r = GetFileAttributesA(path); | |
1574 | if (r != 0xffffffff && (r & FILE_ATTRIBUTE_READONLY)) { | |
1575 | sbuf->st_mode &= ~S_IWRITE; | |
1576 | } | |
1577 | } | |
2293b0e9 | 1578 | } |
67fbe06e | 1579 | return res; |
0a753a76 | 1580 | } |
1581 | ||
bb27e7b6 JH |
1582 | #define isSLASH(c) ((c) == '/' || (c) == '\\') |
1583 | #define SKIP_SLASHES(s) \ | |
1584 | STMT_START { \ | |
1585 | while (*(s) && isSLASH(*(s))) \ | |
1586 | ++(s); \ | |
1587 | } STMT_END | |
1588 | #define COPY_NONSLASHES(d,s) \ | |
1589 | STMT_START { \ | |
1590 | while (*(s) && !isSLASH(*(s))) \ | |
1591 | *(d)++ = *(s)++; \ | |
1592 | } STMT_END | |
1593 | ||
8ac9c18d GS |
1594 | /* Find the longname of a given path. path is destructively modified. |
1595 | * It should have space for at least MAX_PATH characters. */ | |
1596 | DllExport char * | |
1597 | win32_longpath(char *path) | |
1598 | { | |
1599 | WIN32_FIND_DATA fdata; | |
1600 | HANDLE fhand; | |
1601 | char tmpbuf[MAX_PATH+1]; | |
1602 | char *tmpstart = tmpbuf; | |
1603 | char *start = path; | |
1604 | char sep; | |
1605 | if (!path) | |
4e205ed6 | 1606 | return NULL; |
8ac9c18d GS |
1607 | |
1608 | /* drive prefix */ | |
bb27e7b6 | 1609 | if (isALPHA(path[0]) && path[1] == ':') { |
8ac9c18d GS |
1610 | start = path + 2; |
1611 | *tmpstart++ = path[0]; | |
1612 | *tmpstart++ = ':'; | |
1613 | } | |
1614 | /* UNC prefix */ | |
bb27e7b6 | 1615 | else if (isSLASH(path[0]) && isSLASH(path[1])) { |
8ac9c18d | 1616 | start = path + 2; |
52fcf7ee GS |
1617 | *tmpstart++ = path[0]; |
1618 | *tmpstart++ = path[1]; | |
bb27e7b6 JH |
1619 | SKIP_SLASHES(start); |
1620 | COPY_NONSLASHES(tmpstart,start); /* copy machine name */ | |
8ac9c18d | 1621 | if (*start) { |
bb27e7b6 JH |
1622 | *tmpstart++ = *start++; |
1623 | SKIP_SLASHES(start); | |
1624 | COPY_NONSLASHES(tmpstart,start); /* copy share name */ | |
8ac9c18d GS |
1625 | } |
1626 | } | |
8ac9c18d | 1627 | *tmpstart = '\0'; |
bb27e7b6 JH |
1628 | while (*start) { |
1629 | /* copy initial slash, if any */ | |
1630 | if (isSLASH(*start)) { | |
1631 | *tmpstart++ = *start++; | |
1632 | *tmpstart = '\0'; | |
1633 | SKIP_SLASHES(start); | |
1634 | } | |
1635 | ||
1636 | /* FindFirstFile() expands "." and "..", so we need to pass | |
1637 | * those through unmolested */ | |
1638 | if (*start == '.' | |
1639 | && (!start[1] || isSLASH(start[1]) | |
1640 | || (start[1] == '.' && (!start[2] || isSLASH(start[2]))))) | |
1641 | { | |
1642 | COPY_NONSLASHES(tmpstart,start); /* copy "." or ".." */ | |
1643 | *tmpstart = '\0'; | |
1644 | continue; | |
1645 | } | |
1646 | ||
1647 | /* if this is the end, bust outta here */ | |
1648 | if (!*start) | |
1649 | break; | |
8ac9c18d | 1650 | |
bb27e7b6 JH |
1651 | /* now we're at a non-slash; walk up to next slash */ |
1652 | while (*start && !isSLASH(*start)) | |
8ac9c18d | 1653 | ++start; |
8ac9c18d GS |
1654 | |
1655 | /* stop and find full name of component */ | |
bb27e7b6 | 1656 | sep = *start; |
8ac9c18d GS |
1657 | *start = '\0'; |
1658 | fhand = FindFirstFile(path,&fdata); | |
bb27e7b6 | 1659 | *start = sep; |
8ac9c18d | 1660 | if (fhand != INVALID_HANDLE_VALUE) { |
bb27e7b6 JH |
1661 | STRLEN len = strlen(fdata.cFileName); |
1662 | if ((STRLEN)(tmpbuf + sizeof(tmpbuf) - tmpstart) > len) { | |
1663 | strcpy(tmpstart, fdata.cFileName); | |
1664 | tmpstart += len; | |
1665 | FindClose(fhand); | |
1666 | } | |
1667 | else { | |
1668 | FindClose(fhand); | |
1669 | errno = ERANGE; | |
4e205ed6 | 1670 | return NULL; |
bb27e7b6 | 1671 | } |
8ac9c18d GS |
1672 | } |
1673 | else { | |
1674 | /* failed a step, just return without side effects */ | |
bf49b057 | 1675 | /*PerlIO_printf(Perl_debug_log, "Failed to find %s\n", path);*/ |
bb27e7b6 | 1676 | errno = EINVAL; |
4e205ed6 | 1677 | return NULL; |
8ac9c18d GS |
1678 | } |
1679 | } | |
1680 | strcpy(path,tmpbuf); | |
1681 | return path; | |
1682 | } | |
1683 | ||
aa2b96ec | 1684 | static void |
0934c9d9 | 1685 | out_of_memory(void) |
aa2b96ec | 1686 | { |
4cbe3a7d DD |
1687 | if (PL_curinterp) |
1688 | croak_no_mem(); | |
ae6198af | 1689 | exit(1); |
aa2b96ec JD |
1690 | } |
1691 | ||
073dd035 DD |
1692 | void |
1693 | win32_croak_not_implemented(const char * fname) | |
1694 | { | |
1695 | PERL_ARGS_ASSERT_WIN32_CROAK_NOT_IMPLEMENTED; | |
1696 | ||
1697 | Perl_croak_nocontext("%s not implemented!\n", fname); | |
1698 | } | |
1699 | ||
00a0ae28 SH |
1700 | /* Converts a wide character (UTF-16) string to the Windows ANSI code page, |
1701 | * potentially using the system's default replacement character for any | |
1702 | * unrepresentable characters. The caller must free() the returned string. */ | |
1703 | static char* | |
1704 | wstr_to_str(const wchar_t* wstr) | |
1705 | { | |
1706 | BOOL used_default = FALSE; | |
1707 | size_t wlen = wcslen(wstr) + 1; | |
1708 | int len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, wstr, wlen, | |
1709 | NULL, 0, NULL, NULL); | |
f76b679e | 1710 | char* str = (char*)malloc(len); |
00a0ae28 SH |
1711 | if (!str) |
1712 | out_of_memory(); | |
1713 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, wstr, wlen, | |
1714 | str, len, NULL, &used_default); | |
1715 | return str; | |
1716 | } | |
1717 | ||
aa2b96ec JD |
1718 | /* The win32_ansipath() function takes a Unicode filename and converts it |
1719 | * into the current Windows codepage. If some characters cannot be mapped, | |
1720 | * then it will convert the short name instead. | |
1721 | * | |
1722 | * The buffer to the ansi pathname must be freed with win32_free() when it | |
1723 | * it no longer needed. | |
1724 | * | |
1725 | * The argument to win32_ansipath() must exist before this function is | |
1726 | * called; otherwise there is no way to determine the short path name. | |
1727 | * | |
1728 | * Ideas for future refinement: | |
1729 | * - Only convert those segments of the path that are not in the current | |
1730 | * codepage, but leave the other segments in their long form. | |
1731 | * - If the resulting name is longer than MAX_PATH, start converting | |
1732 | * additional path segments into short names until the full name | |
1733 | * is shorter than MAX_PATH. Shorten the filename part last! | |
1734 | */ | |
1735 | DllExport char * | |
1736 | win32_ansipath(const WCHAR *widename) | |
1737 | { | |
1738 | char *name; | |
1739 | BOOL use_default = FALSE; | |
1740 | size_t widelen = wcslen(widename)+1; | |
1741 | int len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, widename, widelen, | |
1742 | NULL, 0, NULL, NULL); | |
f76b679e | 1743 | name = (char*)win32_malloc(len); |
aa2b96ec JD |
1744 | if (!name) |
1745 | out_of_memory(); | |
1746 | ||
1747 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, widename, widelen, | |
1748 | name, len, NULL, &use_default); | |
1749 | if (use_default) { | |
aa2b96ec | 1750 | DWORD shortlen = GetShortPathNameW(widename, NULL, 0); |
ae6198af | 1751 | if (shortlen) { |
f76b679e | 1752 | WCHAR *shortname = (WCHAR*)win32_malloc(shortlen*sizeof(WCHAR)); |
ae6198af JD |
1753 | if (!shortname) |
1754 | out_of_memory(); | |
1755 | shortlen = GetShortPathNameW(widename, shortname, shortlen)+1; | |
1756 | ||
1757 | len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, shortname, shortlen, | |
1758 | NULL, 0, NULL, NULL); | |
f76b679e | 1759 | name = (char*)win32_realloc(name, len); |
ae6198af JD |
1760 | if (!name) |
1761 | out_of_memory(); | |
1762 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, shortname, shortlen, | |
1763 | name, len, NULL, NULL); | |
1764 | win32_free(shortname); | |
1765 | } | |
aa2b96ec JD |
1766 | } |
1767 | return name; | |
1768 | } | |
1769 | ||
2c8ca683 DD |
1770 | /* the returned string must be freed with win32_freeenvironmentstrings which is |
1771 | * implemented as a macro | |
1772 | * void win32_freeenvironmentstrings(void* block) | |
1773 | */ | |
0551aaa8 | 1774 | DllExport char * |
4f46e52b KR |
1775 | win32_getenvironmentstrings(void) |
1776 | { | |
1777 | LPWSTR lpWStr, lpWTmp; | |
1778 | LPSTR lpStr, lpTmp; | |
1779 | DWORD env_len, wenvstrings_len = 0, aenvstrings_len = 0; | |
1780 | ||
1781 | /* Get the process environment strings */ | |
1782 | lpWTmp = lpWStr = (LPWSTR) GetEnvironmentStringsW(); | |
fa467b9b | 1783 | for (wenvstrings_len = 1; *lpWTmp != '\0'; lpWTmp += env_len + 1) { |
4f46e52b KR |
1784 | env_len = wcslen(lpWTmp); |
1785 | /* calculate the size of the environment strings */ | |
1786 | wenvstrings_len += env_len + 1; | |
1787 | } | |
1788 | ||
fa467b9b | 1789 | /* Get the number of bytes required to store the ACP encoded string */ |
4f46e52b | 1790 | aenvstrings_len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, |
fa467b9b | 1791 | lpWStr, wenvstrings_len, NULL, 0, NULL, NULL); |
4f46e52b KR |
1792 | lpTmp = lpStr = (char *)win32_calloc(aenvstrings_len, sizeof(char)); |
1793 | if(!lpTmp) | |
1794 | out_of_memory(); | |
1795 | ||
1796 | /* Convert the string from UTF-16 encoding to ACP encoding */ | |
1797 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, lpWStr, wenvstrings_len, lpStr, | |
fa467b9b | 1798 | aenvstrings_len, NULL, NULL); |
4f46e52b | 1799 | |
a6abe943 | 1800 | FreeEnvironmentStringsW(lpWStr); |
90674eaa | 1801 | |
4f46e52b KR |
1802 | return(lpStr); |
1803 | } | |
1804 | ||
4f46e52b | 1805 | DllExport char * |
0551aaa8 GS |
1806 | win32_getenv(const char *name) |
1807 | { | |
acfe0abc | 1808 | dTHX; |
0551aaa8 | 1809 | DWORD needlen; |
4e205ed6 | 1810 | SV *curitem = NULL; |
1fcb0052 | 1811 | DWORD last_err; |
58a50f62 | 1812 | |
8c56068e | 1813 | needlen = GetEnvironmentVariableA(name,NULL,0); |
58a50f62 | 1814 | if (needlen != 0) { |
c2b90b61 | 1815 | curitem = sv_2mortal(newSVpvs("")); |
8c56068e JD |
1816 | do { |
1817 | SvGROW(curitem, needlen+1); | |
1818 | needlen = GetEnvironmentVariableA(name,SvPVX(curitem), | |
1819 | needlen); | |
1820 | } while (needlen >= SvLEN(curitem)); | |
1821 | SvCUR_set(curitem, needlen); | |
0551aaa8 | 1822 | } |
c934e9d4 | 1823 | else { |
1fcb0052 PM |
1824 | last_err = GetLastError(); |
1825 | if (last_err == ERROR_NOT_ENOUGH_MEMORY) { | |
1826 | /* It appears the variable is in the env, but the Win32 API | |
1827 | doesn't have a canned way of getting it. So we fall back to | |
1828 | grabbing the whole env and pulling this value out if possible */ | |
1829 | char *envv = GetEnvironmentStrings(); | |
1830 | char *cur = envv; | |
1831 | STRLEN len; | |
1832 | while (*cur) { | |
1833 | char *end = strchr(cur,'='); | |
1834 | if (end && end != cur) { | |
1835 | *end = '\0'; | |
083b2a61 | 1836 | if (strEQ(cur,name)) { |
1fcb0052 PM |
1837 | curitem = sv_2mortal(newSVpv(end+1,0)); |
1838 | *end = '='; | |
1839 | break; | |
1840 | } | |
1841 | *end = '='; | |
1842 | cur = end + strlen(end+1)+2; | |
1843 | } | |
1844 | else if ((len = strlen(cur))) | |
1845 | cur += len+1; | |
1846 | } | |
1847 | FreeEnvironmentStrings(envv); | |
1848 | } | |
6937817d | 1849 | #ifndef WIN32_NO_REGISTRY |
1fcb0052 PM |
1850 | else { |
1851 | /* last ditch: allow any environment variables that begin with 'PERL' | |
1852 | to be obtained from the registry, if found there */ | |
f55ac4a4 | 1853 | if (strBEGINs(name, "PERL")) |
1fcb0052 PM |
1854 | (void)get_regstr(name, &curitem); |
1855 | } | |
6937817d | 1856 | #endif |
c69f6586 | 1857 | } |
51371543 GS |
1858 | if (curitem && SvCUR(curitem)) |
1859 | return SvPVX(curitem); | |
58a50f62 | 1860 | |
4e205ed6 | 1861 | return NULL; |
0551aaa8 GS |
1862 | } |
1863 | ||
ac5c734f GS |
1864 | DllExport int |
1865 | win32_putenv(const char *name) | |
1866 | { | |
1867 | char* curitem; | |
1868 | char* val; | |
b813a9c7 | 1869 | int relval = -1; |
51371543 | 1870 | |
73c4f7a1 | 1871 | if (name) { |
9399a70c | 1872 | curitem = (char *) win32_malloc(strlen(name)+1); |
8c56068e JD |
1873 | strcpy(curitem, name); |
1874 | val = strchr(curitem, '='); | |
1875 | if (val) { | |
1876 | /* The sane way to deal with the environment. | |
1877 | * Has these advantages over putenv() & co.: | |
1878 | * * enables us to store a truly empty value in the | |
1879 | * environment (like in UNIX). | |
8d0cd07e SH |
1880 | * * we don't have to deal with RTL globals, bugs and leaks |
1881 | * (specifically, see http://support.microsoft.com/kb/235601). | |
8c56068e | 1882 | * * Much faster. |
d0fc6d8d SH |
1883 | * Why you may want to use the RTL environment handling |
1884 | * (previously enabled by USE_WIN32_RTL_ENV): | |
8c56068e JD |
1885 | * * environ[] and RTL functions will not reflect changes, |
1886 | * which might be an issue if extensions want to access | |
1887 | * the env. via RTL. This cuts both ways, since RTL will | |
1888 | * not see changes made by extensions that call the Win32 | |
1889 | * functions directly, either. | |
1890 | * GSAR 97-06-07 | |
1891 | */ | |
1892 | *val++ = '\0'; | |
1893 | if (SetEnvironmentVariableA(curitem, *val ? val : NULL)) | |
1894 | relval = 0; | |
1895 | } | |
9399a70c | 1896 | win32_free(curitem); |
ac5c734f GS |
1897 | } |
1898 | return relval; | |
1899 | } | |
1900 | ||
d55594ae | 1901 | static long |
2d7a9237 | 1902 | filetime_to_clock(PFILETIME ft) |
d55594ae | 1903 | { |
7766f137 GS |
1904 | __int64 qw = ft->dwHighDateTime; |
1905 | qw <<= 32; | |
1906 | qw |= ft->dwLowDateTime; | |
1907 | qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */ | |
1908 | return (long) qw; | |
d55594ae GS |
1909 | } |
1910 | ||
f3986ebb GS |
1911 | DllExport int |
1912 | win32_times(struct tms *timebuf) | |
0a753a76 | 1913 | { |
d55594ae GS |
1914 | FILETIME user; |
1915 | FILETIME kernel; | |
1916 | FILETIME dummy; | |
50ee8e5e | 1917 | clock_t process_time_so_far = clock(); |
3fadfdf1 | 1918 | if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy, |
d55594ae | 1919 | &kernel,&user)) { |
2d7a9237 GS |
1920 | timebuf->tms_utime = filetime_to_clock(&user); |
1921 | timebuf->tms_stime = filetime_to_clock(&kernel); | |
d55594ae GS |
1922 | timebuf->tms_cutime = 0; |
1923 | timebuf->tms_cstime = 0; | |
3fadfdf1 | 1924 | } else { |
d55594ae | 1925 | /* That failed - e.g. Win95 fallback to clock() */ |
50ee8e5e | 1926 | timebuf->tms_utime = process_time_so_far; |
d55594ae GS |
1927 | timebuf->tms_stime = 0; |
1928 | timebuf->tms_cutime = 0; | |
1929 | timebuf->tms_cstime = 0; | |
1930 | } | |
50ee8e5e | 1931 | return process_time_so_far; |
0a753a76 | 1932 | } |
1933 | ||
9c51cf4c | 1934 | /* fix utime() so it works on directories in NT */ |
ad0751ec GS |
1935 | static BOOL |
1936 | filetime_from_time(PFILETIME pFileTime, time_t Time) | |
1937 | { | |
9c51cf4c | 1938 | struct tm *pTM = localtime(&Time); |
ad0751ec | 1939 | SYSTEMTIME SystemTime; |
9c51cf4c | 1940 | FILETIME LocalTime; |
ad0751ec GS |
1941 | |
1942 | if (pTM == NULL) | |
1943 | return FALSE; | |
1944 | ||
1945 | SystemTime.wYear = pTM->tm_year + 1900; | |
1946 | SystemTime.wMonth = pTM->tm_mon + 1; | |
1947 | SystemTime.wDay = pTM->tm_mday; | |
1948 | SystemTime.wHour = pTM->tm_hour; | |
1949 | SystemTime.wMinute = pTM->tm_min; | |
1950 | SystemTime.wSecond = pTM->tm_sec; | |
1951 | SystemTime.wMilliseconds = 0; | |
1952 | ||
9c51cf4c GS |
1953 | return SystemTimeToFileTime(&SystemTime, &LocalTime) && |
1954 | LocalFileTimeToFileTime(&LocalTime, pFileTime); | |
ad0751ec GS |
1955 | } |
1956 | ||
1957 | DllExport int | |
7766f137 GS |
1958 | win32_unlink(const char *filename) |
1959 | { | |
acfe0abc | 1960 | dTHX; |
7766f137 GS |
1961 | int ret; |
1962 | DWORD attrs; | |
1963 | ||
8c56068e JD |
1964 | filename = PerlDir_mapA(filename); |
1965 | attrs = GetFileAttributesA(filename); | |
1966 | if (attrs == 0xFFFFFFFF) { | |
1967 | errno = ENOENT; | |
1968 | return -1; | |
7766f137 | 1969 | } |
8c56068e JD |
1970 | if (attrs & FILE_ATTRIBUTE_READONLY) { |
1971 | (void)SetFileAttributesA(filename, attrs & ~FILE_ATTRIBUTE_READONLY); | |
1972 | ret = unlink(filename); | |
1973 | if (ret == -1) | |
1974 | (void)SetFileAttributesA(filename, attrs); | |
7766f137 | 1975 | } |
8c56068e JD |
1976 | else |
1977 | ret = unlink(filename); | |
7766f137 GS |
1978 | return ret; |
1979 | } | |
1980 | ||
1981 | DllExport int | |
3b405fc5 | 1982 | win32_utime(const char *filename, struct utimbuf *times) |
ad0751ec | 1983 | { |
acfe0abc | 1984 | dTHX; |
ad0751ec GS |
1985 | HANDLE handle; |
1986 | FILETIME ftCreate; | |
1987 | FILETIME ftAccess; | |
1988 | FILETIME ftWrite; | |
1989 | struct utimbuf TimeBuffer; | |
7fac1903 | 1990 | int rc; |
8c56068e JD |
1991 | |
1992 | filename = PerlDir_mapA(filename); | |
1993 | rc = utime(filename, times); | |
1994 | ||
ad0751ec | 1995 | /* EACCES: path specifies directory or readonly file */ |
8cbe99e5 | 1996 | if (rc == 0 || errno != EACCES) |
ad0751ec GS |
1997 | return rc; |
1998 | ||
1999 | if (times == NULL) { | |
2000 | times = &TimeBuffer; | |
2001 | time(×->actime); | |
2002 | times->modtime = times->actime; | |
2003 | } | |
2004 | ||
2005 | /* This will (and should) still fail on readonly files */ | |
8c56068e JD |
2006 | handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE, |
2007 | FILE_SHARE_READ | FILE_SHARE_DELETE, NULL, | |
2008 | OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); | |
ad0751ec GS |
2009 | if (handle == INVALID_HANDLE_VALUE) |
2010 | return rc; | |
2011 | ||
2012 | if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) && | |
2013 | filetime_from_time(&ftAccess, times->actime) && | |
2014 | filetime_from_time(&ftWrite, times->modtime) && | |
2015 | SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite)) | |
2016 | { | |
2017 | rc = 0; | |
2018 | } | |
2019 | ||
2020 | CloseHandle(handle); | |
2021 | return rc; | |
2022 | } | |
2023 | ||
6e3b076d JH |
2024 | typedef union { |
2025 | unsigned __int64 ft_i64; | |
2026 | FILETIME ft_val; | |
2027 | } FT_t; | |
2028 | ||
2029 | #ifdef __GNUC__ | |
2030 | #define Const64(x) x##LL | |
2031 | #else | |
2032 | #define Const64(x) x##i64 | |
2033 | #endif | |
2034 | /* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */ | |
2035 | #define EPOCH_BIAS Const64(116444736000000000) | |
2036 | ||
57ab3dfe GS |
2037 | /* NOTE: This does not compute the timezone info (doing so can be expensive, |
2038 | * and appears to be unsupported even by glibc) */ | |
2039 | DllExport int | |
2040 | win32_gettimeofday(struct timeval *tp, void *not_used) | |
2041 | { | |
6e3b076d JH |
2042 | FT_t ft; |
2043 | ||
2044 | /* this returns time in 100-nanosecond units (i.e. tens of usecs) */ | |
2045 | GetSystemTimeAsFileTime(&ft.ft_val); | |
2046 | ||
2047 | /* seconds since epoch */ | |
2048 | tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(10000000)); | |
2049 | ||
2050 | /* microseconds remaining */ | |
2051 | tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(1000000)); | |
2052 | ||
2053 | return 0; | |
57ab3dfe GS |
2054 | } |
2055 | ||
2d7a9237 | 2056 | DllExport int |
b2af26b1 GS |
2057 | win32_uname(struct utsname *name) |
2058 | { | |
2059 | struct hostent *hep; | |
2060 | STRLEN nodemax = sizeof(name->nodename)-1; | |
b2af26b1 | 2061 | |
aeecf691 JD |
2062 | /* sysname */ |
2063 | switch (g_osver.dwPlatformId) { | |
2064 | case VER_PLATFORM_WIN32_WINDOWS: | |
2065 | strcpy(name->sysname, "Windows"); | |
2066 | break; | |
2067 | case VER_PLATFORM_WIN32_NT: | |
2068 | strcpy(name->sysname, "Windows NT"); | |
2069 | break; | |
2070 | case VER_PLATFORM_WIN32s: | |
2071 | strcpy(name->sysname, "Win32s"); | |
2072 | break; | |
2073 | default: | |
2074 | strcpy(name->sysname, "Win32 Unknown"); | |
2075 | break; | |
b2af26b1 | 2076 | } |
aeecf691 JD |
2077 | |
2078 | /* release */ | |
2079 | sprintf(name->release, "%d.%d", | |
2080 | g_osver.dwMajorVersion, g_osver.dwMinorVersion); | |
2081 | ||
2082 | /* version */ | |
2083 | sprintf(name->version, "Build %d", | |
2084 | g_osver.dwPlatformId == VER_PLATFORM_WIN32_NT | |
2085 | ? g_osver.dwBuildNumber : (g_osver.dwBuildNumber & 0xffff)); | |
2086 | if (g_osver.szCSDVersion[0]) { | |
2087 | char *buf = name->version + strlen(name->version); | |
2088 | sprintf(buf, " (%s)", g_osver.szCSDVersion); | |
b2af26b1 GS |
2089 | } |
2090 | ||
2091 | /* nodename */ | |
2092 | hep = win32_gethostbyname("localhost"); | |
2093 | if (hep) { | |
2094 | STRLEN len = strlen(hep->h_name); | |
2095 | if (len <= nodemax) { | |
2096 | strcpy(name->nodename, hep->h_name); | |
2097 | } | |
2098 | else { | |
2099 | strncpy(name->nodename, hep->h_name, nodemax); | |
2100 | name->nodename[nodemax] = '\0'; | |
2101 | } | |
2102 | } | |
2103 | else { | |
2104 | DWORD sz = nodemax; | |
2105 | if (!GetComputerName(name->nodename, &sz)) | |
2106 | *name->nodename = '\0'; | |
2107 | } | |
2108 | ||
2109 | /* machine (architecture) */ | |
2110 | { | |
2111 | SYSTEM_INFO info; | |
fe537c65 | 2112 | DWORD procarch; |
b2af26b1 GS |
2113 | char *arch; |
2114 | GetSystemInfo(&info); | |
a6c40364 | 2115 | |
378eeda7 | 2116 | #if (defined(__MINGW32__) && !defined(_ANONYMOUS_UNION) && !defined(__MINGW_EXTENSION)) |
fe537c65 | 2117 | procarch = info.u.s.wProcessorArchitecture; |
a6c40364 | 2118 | #else |
fe537c65 | 2119 | procarch = info.wProcessorArchitecture; |
a6c40364 | 2120 | #endif |
fe537c65 | 2121 | switch (procarch) { |
b2af26b1 GS |
2122 | case PROCESSOR_ARCHITECTURE_INTEL: |
2123 | arch = "x86"; break; | |
fe537c65 GS |
2124 | case PROCESSOR_ARCHITECTURE_IA64: |
2125 | arch = "ia64"; break; | |
fe537c65 GS |
2126 | case PROCESSOR_ARCHITECTURE_AMD64: |
2127 | arch = "amd64"; break; | |
fe537c65 | 2128 | case PROCESSOR_ARCHITECTURE_UNKNOWN: |
b2af26b1 | 2129 | arch = "unknown"; break; |
fe537c65 GS |
2130 | default: |
2131 | sprintf(name->machine, "unknown(0x%x)", procarch); | |
2132 | arch = name->machine; | |
2133 | break; | |
b2af26b1 | 2134 | } |
fe537c65 GS |
2135 | if (name->machine != arch) |
2136 | strcpy(name->machine, arch); | |
b2af26b1 GS |
2137 | } |
2138 | return 0; | |
2139 | } | |
2140 | ||
8fb3fcfb NIS |
2141 | /* Timing related stuff */ |
2142 | ||
3fadfdf1 NIS |
2143 | int |
2144 | do_raise(pTHX_ int sig) | |
2145 | { | |
2146 | if (sig < SIG_SIZE) { | |
2147 | Sighandler_t handler = w32_sighandler[sig]; | |
2148 | if (handler == SIG_IGN) { | |
2149 | return 0; | |
2150 | } | |
2151 | else if (handler != SIG_DFL) { | |
2152 | (*handler)(sig); | |
2153 | return 0; | |
2154 | } | |
2155 | else { | |
2156 | /* Choose correct default behaviour */ | |
2157 | switch (sig) { | |
2158 | #ifdef SIGCLD | |
2159 | case SIGCLD: | |
2160 | #endif | |
2161 | #ifdef SIGCHLD | |
2162 | case SIGCHLD: | |
2163 | #endif | |
2164 | case 0: | |
2165 | return 0; | |
2166 | case SIGTERM: | |
2167 | default: | |
2168 | break; | |
2169 | } | |
2170 | } | |
2171 | } | |
bb0f0a6a | 2172 | /* Tell caller to exit thread/process as appropriate */ |
3fadfdf1 NIS |
2173 | return 1; |
2174 | } | |
2175 | ||
2176 | void | |
2177 | sig_terminate(pTHX_ int sig) | |
2178 | { | |
2179 | Perl_warn(aTHX_ "Terminating on signal SIG%s(%d)\n",PL_sig_name[sig], sig); | |
2180 | /* exit() seems to be safe, my_exit() or die() is a problem in ^C | |
2181 | thread | |
2182 | */ | |
2183 | exit(sig); | |
2184 | } | |
2185 | ||
8fb3fcfb NIS |
2186 | DllExport int |
2187 | win32_async_check(pTHX) | |
2188 | { | |
2189 | MSG msg; | |
aeecf691 JD |
2190 | HWND hwnd = w32_message_hwnd; |
2191 | ||
099b16d3 RM |
2192 | /* Reset w32_poll_count before doing anything else, incase we dispatch |
2193 | * messages that end up calling back into perl */ | |
aeecf691 JD |
2194 | w32_poll_count = 0; |
2195 | ||
099b16d3 RM |
2196 | if (hwnd != INVALID_HANDLE_VALUE) { |
2197 | /* Passing PeekMessage -1 as HWND (2nd arg) only gets PostThreadMessage() messages | |
2198 | * and ignores window messages - should co-exist better with windows apps e.g. Tk | |
2199 | */ | |
2200 | if (hwnd == NULL) | |
2201 | hwnd = (HWND)-1; | |
2202 | ||
2203 | while (PeekMessage(&msg, hwnd, WM_TIMER, WM_TIMER, PM_REMOVE|PM_NOYIELD) || | |
2204 | PeekMessage(&msg, hwnd, WM_USER_MIN, WM_USER_MAX, PM_REMOVE|PM_NOYIELD)) | |
2205 | { | |
2206 | /* re-post a WM_QUIT message (we'll mark it as read later) */ | |
2207 | if(msg.message == WM_QUIT) { | |
2208 | PostQuitMessage((int)msg.wParam); | |
2209 | break; | |
2210 | } | |
8fb3fcfb | 2211 | |
099b16d3 RM |
2212 | if(!CallMsgFilter(&msg, MSGF_USER)) |
2213 | { | |
2214 | TranslateMessage(&msg); | |
2215 | DispatchMessage(&msg); | |
aeecf691 | 2216 | } |
099b16d3 | 2217 | } |
8fb3fcfb NIS |
2218 | } |
2219 | ||
099b16d3 RM |
2220 | /* Call PeekMessage() to mark all pending messages in the queue as "old". |
2221 | * This is necessary when we are being called by win32_msgwait() to | |
2222 | * make sure MsgWaitForMultipleObjects() stops reporting the same waiting | |
2223 | * message over and over. An example how this can happen is when | |
2224 | * Perl is calling win32_waitpid() inside a GUI application and the GUI | |
2225 | * is generating messages before the process terminated. | |
2226 | */ | |
4386d69d | 2227 | PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE|PM_NOYIELD); |
099b16d3 | 2228 | |
7e5f34c0 | 2229 | /* Above or other stuff may have set a signal flag */ |
099b16d3 RM |
2230 | if (PL_sig_pending) |
2231 | despatch_signals(); | |
2232 | ||
aeecf691 | 2233 | return 1; |
8fb3fcfb NIS |
2234 | } |
2235 | ||
089197fa GS |
2236 | /* This function will not return until the timeout has elapsed, or until |
2237 | * one of the handles is ready. */ | |
8fb3fcfb NIS |
2238 | DllExport DWORD |
2239 | win32_msgwait(pTHX_ DWORD count, LPHANDLE handles, DWORD timeout, LPDWORD resultp) | |
2240 | { | |
2241 | /* We may need several goes at this - so compute when we stop */ | |
001e9f89 DD |
2242 | FT_t ticks = {0}; |
2243 | unsigned __int64 endtime = timeout; | |
8fb3fcfb | 2244 | if (timeout != INFINITE) { |
001e9f89 DD |
2245 | GetSystemTimeAsFileTime(&ticks.ft_val); |
2246 | ticks.ft_i64 /= 10000; | |
2247 | endtime += ticks.ft_i64; | |
2248 | } | |
2249 | /* This was a race condition. Do not let a non INFINITE timeout to | |
2250 | * MsgWaitForMultipleObjects roll under 0 creating a near | |
2251 | * infinity/~(UINT32)0 timeout which will appear as a deadlock to the | |
2252 | * user who did a CORE perl function with a non infinity timeout, | |
2253 | * sleep for example. This is 64 to 32 truncation minefield. | |
2254 | * | |
2255 | * This scenario can only be created if the timespan from the return of | |
2256 | * MsgWaitForMultipleObjects to GetSystemTimeAsFileTime exceeds 1 ms. To | |
2257 | * generate the scenario, manual breakpoints in a C debugger are required, | |
bb0f0a6a | 2258 | * or a context switch occurred in win32_async_check in PeekMessage, or random |
001e9f89 DD |
2259 | * messages are delivered to the *thread* message queue of the Perl thread |
2260 | * from another process (msctf.dll doing IPC among its instances, VS debugger | |
2261 | * causes msctf.dll to be loaded into Perl by kernel), see [perl #33096]. | |
2262 | */ | |
2263 | while (ticks.ft_i64 <= endtime) { | |
9afd6203 SH |
2264 | /* if timeout's type is lengthened, remember to split 64b timeout |
2265 | * into multiple non-infinity runs of MWFMO */ | |
2266 | DWORD result = MsgWaitForMultipleObjects(count, handles, FALSE, | |
2267 | (DWORD)(endtime - ticks.ft_i64), | |
2268 | QS_POSTMESSAGE|QS_TIMER|QS_SENDMESSAGE); | |
8fb3fcfb NIS |
2269 | if (resultp) |
2270 | *resultp = result; | |
2271 | if (result == WAIT_TIMEOUT) { | |
3fadfdf1 NIS |
2272 | /* Ran out of time - explicit return of zero to avoid -ve if we |
2273 | have scheduling issues | |
2274 | */ | |
8fb3fcfb NIS |
2275 | return 0; |
2276 | } | |
2277 | if (timeout != INFINITE) { | |
001e9f89 DD |
2278 | GetSystemTimeAsFileTime(&ticks.ft_val); |
2279 | ticks.ft_i64 /= 10000; | |
2280 | } | |
8fb3fcfb NIS |
2281 | if (result == WAIT_OBJECT_0 + count) { |
2282 | /* Message has arrived - check it */ | |
089197fa | 2283 | (void)win32_async_check(aTHX); |
8fb3fcfb NIS |
2284 | } |
2285 | else { | |
2286 | /* Not timeout or message - one of handles is ready */ | |
2287 | break; | |
2288 | } | |
2289 | } | |
8fb3fcfb | 2290 | /* If we are past the end say zero */ |
9afd6203 | 2291 | if (!ticks.ft_i64 || ticks.ft_i64 > endtime) |
001e9f89 DD |
2292 | return 0; |
2293 | /* compute time left to wait */ | |
2294 | ticks.ft_i64 = endtime - ticks.ft_i64; | |
9afd6203 SH |
2295 | /* if more ms than DWORD, then return max DWORD */ |
2296 | return ticks.ft_i64 <= UINT_MAX ? (DWORD)ticks.ft_i64 : UINT_MAX; | |
8fb3fcfb NIS |
2297 | } |
2298 | ||
932b7487 | 2299 | int |
04a2c3d9 | 2300 | win32_internal_wait(pTHX_ int *status, DWORD timeout) |
932b7487 RC |
2301 | { |
2302 | /* XXX this wait emulation only knows about processes | |
2303 | * spawned via win32_spawnvp(P_NOWAIT, ...). | |
2304 | */ | |
932b7487 RC |
2305 | int i, retval; |
2306 | DWORD exitcode, waitcode; | |
2307 | ||
2308 | #ifdef USE_ITHREADS | |
2309 | if (w32_num_pseudo_children) { | |
8fb3fcfb NIS |
2310 | win32_msgwait(aTHX_ w32_num_pseudo_children, w32_pseudo_child_handles, |
2311 | timeout, &waitcode); | |
932b7487 RC |
2312 | /* Time out here if there are no other children to wait for. */ |
2313 | if (waitcode == WAIT_TIMEOUT) { | |
2314 | if (!w32_num_children) { | |
2315 | return 0; | |
2316 | } | |
2317 | } | |
2318 | else if (waitcode != WAIT_FAILED) { | |
2319 | if (waitcode >= WAIT_ABANDONED_0 | |
2320 | && waitcode < WAIT_ABANDONED_0 + w32_num_pseudo_children) | |
2321 | i = waitcode - WAIT_ABANDONED_0; | |
2322 | else | |
2323 | i = waitcode - WAIT_OBJECT_0; | |
2324 | if (GetExitCodeThread(w32_pseudo_child_handles[i], &exitcode)) { | |
2325 | *status = (int)((exitcode & 0xff) << 8); | |
2326 | retval = (int)w32_pseudo_child_pids[i]; | |
2327 | remove_dead_pseudo_process(i); | |
2328 | return -retval; | |
2329 | } | |
2330 | } | |
2331 | } | |
2332 | #endif | |
2333 | ||
2334 | if (!w32_num_children) { | |
2335 | errno = ECHILD; | |
2336 | return -1; | |
2337 | } | |
2338 | ||
2339 | /* if a child exists, wait for it to die */ | |
8fb3fcfb | 2340 | win32_msgwait(aTHX_ w32_num_children, w32_child_handles, timeout, &waitcode); |
932b7487 RC |
2341 | if (waitcode == WAIT_TIMEOUT) { |
2342 | return 0; | |
2343 | } | |
2344 | if (waitcode != WAIT_FAILED) { | |
2345 | if (waitcode >= WAIT_ABANDONED_0 | |
2346 | && waitcode < WAIT_ABANDONED_0 + w32_num_children) | |
2347 | i = waitcode - WAIT_ABANDONED_0; | |
2348 | else | |
2349 | i = waitcode - WAIT_OBJECT_0; | |
2350 | if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) { | |
2351 | *status = (int)((exitcode & 0xff) << 8); | |
2352 | retval = (int)w32_child_pids[i]; | |
2353 | remove_dead_process(i); | |
2354 | return retval; | |
2355 | } | |
2356 | } | |
2357 | ||
932b7487 RC |
2358 | errno = GetLastError(); |
2359 | return -1; | |
2360 | } | |
2361 | ||
b2af26b1 | 2362 | DllExport int |
f55ee38a GS |
2363 | win32_waitpid(int pid, int *status, int flags) |
2364 | { | |
acfe0abc | 2365 | dTHX; |
922b1888 | 2366 | DWORD timeout = (flags & WNOHANG) ? 0 : INFINITE; |
0aaad0ff | 2367 | int retval = -1; |
c66b022d | 2368 | long child; |
7766f137 | 2369 | if (pid == -1) /* XXX threadid == 1 ? */ |
04a2c3d9 | 2370 | return win32_internal_wait(aTHX_ status, timeout); |
7766f137 GS |
2371 | #ifdef USE_ITHREADS |
2372 | else if (pid < 0) { | |
04a2c3d9 | 2373 | child = find_pseudo_pid(aTHX_ -pid); |
7766f137 GS |
2374 | if (child >= 0) { |
2375 | HANDLE hThread = w32_pseudo_child_handles[child]; | |
8fb3fcfb NIS |
2376 | DWORD waitcode; |
2377 | win32_msgwait(aTHX_ 1, &hThread, timeout, &waitcode); | |
2f67576d BC |
2378 | if (waitcode == WAIT_TIMEOUT) { |
2379 | return 0; | |
2380 | } | |
8fb3fcfb | 2381 | else if (waitcode == WAIT_OBJECT_0) { |
7766f137 GS |
2382 | if (GetExitCodeThread(hThread, &waitcode)) { |
2383 | *status = (int)((waitcode & 0xff) << 8); | |
2384 | retval = (int)w32_pseudo_child_pids[child]; | |
2385 | remove_dead_pseudo_process(child); | |
68a29c53 | 2386 | return -retval; |
7766f137 GS |
2387 | } |
2388 | } | |
2389 | else | |
2390 | errno = ECHILD; | |
2391 | } | |
2392 | } | |
2393 | #endif | |
f55ee38a | 2394 | else { |
922b1888 GS |
2395 | HANDLE hProcess; |
2396 | DWORD waitcode; | |
04a2c3d9 | 2397 | child = find_pid(aTHX_ pid); |
0aaad0ff | 2398 | if (child >= 0) { |
922b1888 | 2399 | hProcess = w32_child_handles[child]; |
8fb3fcfb | 2400 | win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); |
a7867d0a GS |
2401 | if (waitcode == WAIT_TIMEOUT) { |
2402 | return 0; | |
2403 | } | |
8fb3fcfb | 2404 | else if (waitcode == WAIT_OBJECT_0) { |
922b1888 GS |
2405 | if (GetExitCodeProcess(hProcess, &waitcode)) { |
2406 | *status = (int)((waitcode & 0xff) << 8); | |
2407 | retval = (int)w32_child_pids[child]; | |
2408 | remove_dead_process(child); | |
2409 | return retval; | |
2410 | } | |
a7867d0a | 2411 | } |
0aaad0ff GS |
2412 | else |
2413 | errno = ECHILD; | |
2414 | } | |
2415 | else { | |
8cbe99e5 | 2416 | hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid); |
922b1888 | 2417 | if (hProcess) { |
8fb3fcfb | 2418 | win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); |
922b1888 | 2419 | if (waitcode == WAIT_TIMEOUT) { |
48db714f | 2420 | CloseHandle(hProcess); |
922b1888 GS |
2421 | return 0; |
2422 | } | |
8fb3fcfb | 2423 | else if (waitcode == WAIT_OBJECT_0) { |
922b1888 GS |
2424 | if (GetExitCodeProcess(hProcess, &waitcode)) { |
2425 | *status = (int)((waitcode & 0xff) << 8); | |
2426 | CloseHandle(hProcess); | |
2427 | return pid; | |
2428 | } | |
2429 | } | |
2430 | CloseHandle(hProcess); | |
2431 | } | |
2432 | else | |
2433 | errno = ECHILD; | |
0aaad0ff | 2434 | } |
f55ee38a | 2435 | } |
3fadfdf1 | 2436 | return retval >= 0 ? pid : retval; |
f55ee38a GS |
2437 | } |
2438 | ||
2439 | DllExport int | |
2d7a9237 GS |
2440 | win32_wait(int *status) |
2441 | { | |
04a2c3d9 DD |
2442 | dTHX; |
2443 | return win32_internal_wait(aTHX_ status, INFINITE); | |
2d7a9237 | 2444 | } |
d55594ae | 2445 | |
8fb3fcfb NIS |
2446 | DllExport unsigned int |
2447 | win32_sleep(unsigned int t) | |
d55594ae | 2448 | { |
acfe0abc | 2449 | dTHX; |
8fb3fcfb | 2450 | /* Win32 times are in ms so *1000 in and /1000 out */ |
3b9aea04 SH |
2451 | if (t > UINT_MAX / 1000) { |
2452 | Perl_ck_warner(aTHX_ packWARN(WARN_OVERFLOW), | |
2453 | "sleep(%lu) too large", t); | |
2454 | } | |
2455 | return win32_msgwait(aTHX_ 0, NULL, t * 1000, NULL) / 1000; | |
d55594ae GS |
2456 | } |
2457 | ||
f3986ebb GS |
2458 | DllExport unsigned int |
2459 | win32_alarm(unsigned int sec) | |
0a753a76 | 2460 | { |
3fadfdf1 | 2461 | /* |
d55594ae | 2462 | * the 'obvious' implentation is SetTimer() with a callback |
3fadfdf1 NIS |
2463 | * which does whatever receiving SIGALRM would do |
2464 | * we cannot use SIGALRM even via raise() as it is not | |
d55594ae | 2465 | * one of the supported codes in <signal.h> |
3fadfdf1 | 2466 | */ |
acfe0abc | 2467 | dTHX; |
aeecf691 JD |
2468 | |
2469 | if (w32_message_hwnd == INVALID_HANDLE_VALUE) | |
2470 | w32_message_hwnd = win32_create_message_window(); | |
2471 | ||
8fb3fcfb | 2472 | if (sec) { |
aeecf691 JD |
2473 | if (w32_message_hwnd == NULL) |
2474 | w32_timerid = SetTimer(NULL, w32_timerid, sec*1000, NULL); | |
2475 | else { | |
2476 | w32_timerid = 1; | |
2477 | SetTimer(w32_message_hwnd, w32_timerid, sec*1000, NULL); | |
2478 | } | |
8fb3fcfb NIS |
2479 | } |
2480 | else { | |
2481 | if (w32_timerid) { | |
aeecf691 JD |
2482 | KillTimer(w32_message_hwnd, w32_timerid); |
2483 | w32_timerid = 0; | |
8fb3fcfb | 2484 | } |
3fadfdf1 | 2485 | } |
afe91769 | 2486 | return 0; |
0a753a76 | 2487 | } |
2488 | ||
2d77217b | 2489 | extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf); |
26618a56 GS |
2490 | |
2491 | DllExport char * | |
2492 | win32_crypt(const char *txt, const char *salt) | |
2493 | { | |
acfe0abc | 2494 | dTHX; |
3352bfcb | 2495 | return des_fcrypt(txt, salt, w32_crypt_buffer); |
26618a56 | 2496 | } |
26618a56 | 2497 | |
390b85e7 GS |
2498 | /* simulate flock by locking a range on the file */ |
2499 | ||
390b85e7 GS |
2500 | #define LK_LEN 0xffff0000 |
2501 | ||
f3986ebb GS |
2502 | DllExport int |
2503 | win32_flock(int fd, int oper) | |
390b85e7 GS |
2504 | { |
2505 | OVERLAPPED o; | |
2506 | int i = -1; | |
2507 | HANDLE fh; | |
2508 | ||
2509 | fh = (HANDLE)_get_osfhandle(fd); | |
97b33cac JD |
2510 | if (fh == (HANDLE)-1) /* _get_osfhandle() already sets errno to EBADF */ |
2511 | return -1; | |
2512 | ||
390b85e7 GS |
2513 | memset(&o, 0, sizeof(o)); |
2514 | ||
2515 | switch(oper) { | |
2516 | case LOCK_SH: /* shared lock */ | |
97b33cac JD |
2517 | if (LockFileEx(fh, 0, 0, LK_LEN, 0, &o)) |
2518 | i = 0; | |
390b85e7 GS |
2519 | break; |
2520 | case LOCK_EX: /* exclusive lock */ | |
97b33cac JD |
2521 | if (LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o)) |
2522 | i = 0; | |
390b85e7 GS |
2523 | break; |
2524 | case LOCK_SH|LOCK_NB: /* non-blocking shared lock */ | |
97b33cac JD |
2525 | if (LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o)) |
2526 | i = 0; | |
390b85e7 GS |
2527 | break; |
2528 | case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */ | |
97b33cac JD |
2529 | if (LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY, |
2530 | 0, LK_LEN, 0, &o)) | |
2531 | i = 0; | |
390b85e7 GS |
2532 | break; |
2533 | case LOCK_UN: /* unlock lock */ | |
97b33cac JD |
2534 | if (UnlockFileEx(fh, 0, LK_LEN, 0, &o)) |
2535 | i = 0; | |
390b85e7 GS |
2536 | break; |
2537 | default: /* unknown */ | |
2538 | errno = EINVAL; | |
97b33cac JD |
2539 | return -1; |
2540 | } | |
2541 | if (i == -1) { | |
2542 | if (GetLastError() == ERROR_LOCK_VIOLATION) | |
b0ba2190 | 2543 | errno = EWOULDBLOCK; |
97b33cac JD |
2544 | else |
2545 | errno = EINVAL; | |
390b85e7 GS |
2546 | } |
2547 | return i; | |
2548 | } | |
2549 | ||
390b85e7 GS |
2550 | #undef LK_LEN |
2551 | ||
cd6a3131 SH |
2552 | extern int convert_wsa_error_to_errno(int wsaerr); /* in win32sck.c */ |
2553 | ||
c9beaf97 SH |
2554 | /* Get the errno value corresponding to the given err. This function is not |
2555 | * intended to handle conversion of general GetLastError() codes. It only exists | |
2556 | * to translate Windows sockets error codes from WSAGetLastError(). Such codes | |
2557 | * used to be assigned to errno/$! in earlier versions of perl; this function is | |
2558 | * used to catch any old Perl code which is still trying to assign such values | |
2559 | * to $! and convert them to errno values instead. | |
2560 | */ | |
2561 | int | |
2562 | win32_get_errno(int err) | |
2563 | { | |
2564 | return convert_wsa_error_to_errno(err); | |
2565 | } | |
2566 | ||
68dc0745 | 2567 | /* |
2568 | * redirected io subsystem for all XS modules | |
2569 | * | |
2570 | */ | |
0a753a76 | 2571 | |
68dc0745 | 2572 | DllExport int * |
2573 | win32_errno(void) | |
0a753a76 | 2574 | { |
390b85e7 | 2575 | return (&errno); |
0a753a76 | 2576 | } |
2577 | ||
dcb2879a GS |
2578 | DllExport char *** |
2579 | win32_environ(void) | |
2580 | { | |
390b85e7 | 2581 | return (&(_environ)); |
dcb2879a GS |
2582 | } |
2583 | ||
68dc0745 | 2584 | /* the rest are the remapped stdio routines */ |
2585 | DllExport FILE * | |
2586 | win32_stderr(void) | |
0a753a76 | 2587 | { |
390b85e7 | 2588 | return (stderr); |
0a753a76 | 2589 | } |
2590 | ||
68dc0745 | 2591 | DllExport FILE * |
2592 | win32_stdin(void) | |
0a753a76 | 2593 | { |
390b85e7 | 2594 | return (stdin); |
0a753a76 | 2595 | } |
2596 | ||
68dc0745 | 2597 | DllExport FILE * |
0934c9d9 | 2598 | win32_stdout(void) |
0a753a76 | 2599 | { |
390b85e7 | 2600 | return (stdout); |
0a753a76 | 2601 | } |
2602 | ||
68dc0745 | 2603 | DllExport int |
2604 | win32_ferror(FILE *fp) | |
0a753a76 | 2605 | { |
390b85e7 | 2606 | return (ferror(fp)); |
0a753a76 | 2607 | } |
2608 | ||
2609 | ||
68dc0745 | 2610 | DllExport int |
2611 | win32_feof(FILE *fp) | |
0a753a76 | 2612 | { |
390b85e7 | 2613 | return (feof(fp)); |
0a753a76 | 2614 | } |
2615 | ||
e85fa3eb | 2616 | #ifdef ERRNO_HAS_POSIX_SUPPLEMENT |
cd6a3131 | 2617 | extern int convert_errno_to_wsa_error(int err); /* in win32sck.c */ |
e85fa3eb | 2618 | #endif |
cd6a3131 | 2619 | |
68dc0745 | 2620 | /* |
3fadfdf1 | 2621 | * Since the errors returned by the socket error function |
68dc0745 | 2622 | * WSAGetLastError() are not known by the library routine strerror |
cd6a3131 SH |
2623 | * we have to roll our own to cover the case of socket errors |
2624 | * that could not be converted to regular errno values by | |
2625 | * get_last_socket_error() in win32/win32sck.c. | |
68dc0745 | 2626 | */ |
0a753a76 | 2627 | |
68dc0745 | 2628 | DllExport char * |
3fadfdf1 | 2629 | win32_strerror(int e) |
0a753a76 | 2630 | { |
378eeda7 | 2631 | #if !defined __MINGW32__ /* compiler intolerance */ |
68dc0745 | 2632 | extern int sys_nerr; |
3e3baf6d | 2633 | #endif |
0a753a76 | 2634 | |
9404a519 | 2635 | if (e < 0 || e > sys_nerr) { |
9399a70c | 2636 | dTHXa(NULL); |
9404a519 | 2637 | if (e < 0) |
68dc0745 | 2638 | e = GetLastError(); |
e85fa3eb | 2639 | #ifdef ERRNO_HAS_POSIX_SUPPLEMENT |
4f79e9b1 SH |
2640 | /* VC10+ and some MinGW/gcc-4.8+ define a "POSIX supplement" of errno |
2641 | * values ranging from EADDRINUSE (100) to EWOULDBLOCK (140), but | |
2642 | * sys_nerr is still 43 and strerror() returns "Unknown error" for them. | |
2643 | * We must therefore still roll our own messages for these codes, and | |
2644 | * additionally map them to corresponding Windows (sockets) error codes | |
2645 | * first to avoid getting the wrong system message. | |
cd6a3131 SH |
2646 | */ |
2647 | else if (e >= EADDRINUSE && e <= EWOULDBLOCK) { | |
2648 | e = convert_errno_to_wsa_error(e); | |
2649 | } | |
2650 | #endif | |
0a753a76 | 2651 | |
9399a70c | 2652 | aTHXa(PERL_GET_THX); |
364d54ba JD |
2653 | if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
2654 | |FORMAT_MESSAGE_IGNORE_INSERTS, NULL, e, 0, | |
2655 | w32_strerror_buffer, sizeof(w32_strerror_buffer), | |
2656 | NULL) == 0) | |
2657 | { | |
3352bfcb | 2658 | strcpy(w32_strerror_buffer, "Unknown Error"); |
364d54ba | 2659 | } |
3352bfcb | 2660 | return w32_strerror_buffer; |
68dc0745 | 2661 | } |
364d54ba | 2662 | #undef strerror |
390b85e7 | 2663 | return strerror(e); |
364d54ba | 2664 | #define strerror win32_strerror |
0a753a76 | 2665 | } |
2666 | ||
22fae026 | 2667 | DllExport void |
c5be433b | 2668 | win32_str_os_error(void *sv, DWORD dwErr) |
22fae026 TM |
2669 | { |
2670 | DWORD dwLen; | |
2671 | char *sMsg; | |
2672 | dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | |
2673 | |FORMAT_MESSAGE_IGNORE_INSERTS | |
2674 | |FORMAT_MESSAGE_FROM_SYSTEM, NULL, | |
2675 | dwErr, 0, (char *)&sMsg, 1, NULL); | |
2ce77adf | 2676 | /* strip trailing whitespace and period */ |
22fae026 | 2677 | if (0 < dwLen) { |
2ce77adf GS |
2678 | do { |
2679 | --dwLen; /* dwLen doesn't include trailing null */ | |
2680 | } while (0 < dwLen && isSPACE(sMsg[dwLen])); | |
22fae026 TM |
2681 | if ('.' != sMsg[dwLen]) |
2682 | dwLen++; | |
2ce77adf | 2683 | sMsg[dwLen] = '\0'; |
22fae026 TM |
2684 | } |
2685 | if (0 == dwLen) { | |
c69f6586 | 2686 | sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/); |
db7c17d7 GS |
2687 | if (sMsg) |
2688 | dwLen = sprintf(sMsg, | |
2689 | "Unknown error #0x%lX (lookup 0x%lX)", | |
2690 | dwErr, GetLastError()); | |
2691 | } | |
2692 | if (sMsg) { | |
acfe0abc | 2693 | dTHX; |
db7c17d7 GS |
2694 | sv_setpvn((SV*)sv, sMsg, dwLen); |
2695 | LocalFree(sMsg); | |
22fae026 | 2696 | } |
22fae026 TM |
2697 | } |
2698 | ||
68dc0745 | 2699 | DllExport int |
2700 | win32_fprintf(FILE *fp, const char *format, ...) | |
0a753a76 | 2701 | { |
68dc0745 | 2702 | va_list marker; |
2703 | va_start(marker, format); /* Initialize variable arguments. */ | |
0a753a76 | 2704 | |
390b85e7 | 2705 | return (vfprintf(fp, format, marker)); |
0a753a76 | 2706 | } |
2707 | ||
68dc0745 | 2708 | DllExport int |
2709 | win32_printf(const char *format, ...) | |
0a753a76 | 2710 | { |
68dc0745 | 2711 | va_list marker; |
2712 | va_start(marker, format); /* Initialize variable arguments. */ | |
0a753a76 | 2713 | |
390b85e7 | 2714 | return (vprintf(format, marker)); |
0a753a76 | 2715 | } |
2716 | ||
68dc0745 | 2717 | DllExport int |
2718 | win32_vfprintf(FILE *fp, const char *format, va_list args) | |
0a753a76 | 2719 | { |
390b85e7 | 2720 | return (vfprintf(fp, format, args)); |
0a753a76 | 2721 | } |
2722 | ||
96e4d5b1 | 2723 | DllExport int |
2724 | win32_vprintf(const char *format, va_list args) | |
2725 | { | |
390b85e7 | 2726 | return (vprintf(format, args)); |
96e4d5b1 | 2727 | } |
2728 | ||
68dc0745 | 2729 | DllExport size_t |
2730 | win32_fread(void *buf, size_t size, size_t count, FILE *fp) | |
0a753a76 | 2731 | { |
390b85e7 | 2732 | return fread(buf, size, count, fp); |
0a753a76 | 2733 | } |
2734 | ||
68dc0745 | 2735 | DllExport size_t |
2736 | win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp) | |
0a753a76 | 2737 | { |
390b85e7 | 2738 | return fwrite(buf, size, count, fp); |
0a753a76 | 2739 | } |
2740 | ||
7fac1903 GS |
2741 | #define MODE_SIZE 10 |
2742 | ||
68dc0745 | 2743 | DllExport FILE * |
2744 | win32_fopen(const char *filename, const char *mode) | |
0a753a76 | 2745 | { |
04a2c3d9 | 2746 | dTHXa(NULL); |
1c5905c2 | 2747 | FILE *f; |
3fadfdf1 | 2748 | |
c5be433b GS |
2749 | if (!*filename) |
2750 | return NULL; | |
2751 | ||
68dc0745 | 2752 | if (stricmp(filename, "/dev/null")==0) |
7fac1903 GS |
2753 | filename = "NUL"; |
2754 | ||
04a2c3d9 | 2755 | aTHXa(PERL_GET_THX); |
8c56068e | 2756 | f = fopen(PerlDir_mapA(filename), mode); |
1c5905c2 GS |
2757 | /* avoid buffering headaches for child processes */ |
2758 | if (f && *mode == 'a') | |
2759 | win32_fseek(f, 0, SEEK_END); | |
2760 | return f; | |
0a753a76 | 2761 | } |
2762 | ||
68dc0745 | 2763 | DllExport FILE * |
7fac1903 | 2764 | win32_fdopen(int handle, const char *mode) |
0a753a76 | 2765 | { |
1c5905c2 | 2766 | FILE *f; |
8c56068e | 2767 | f = fdopen(handle, (char *) mode); |
1c5905c2 GS |
2768 | /* avoid buffering headaches for child processes */ |
2769 | if (f && *mode == 'a') | |
2770 | win32_fseek(f, 0, SEEK_END); | |
2771 | return f; | |
0a753a76 | 2772 | } |
2773 | ||
68dc0745 | 2774 | DllExport FILE * |
7fac1903 | 2775 | win32_freopen(const char *path, const char *mode, FILE *stream) |
0a753a76 | 2776 | { |
04a2c3d9 | 2777 | dTHXa(NULL); |
68dc0745 | 2778 | if (stricmp(path, "/dev/null")==0) |
7fac1903 GS |
2779 | path = "NUL"; |
2780 | ||
04a2c3d9 | 2781 | aTHXa(PERL_GET_THX); |
7766f137 | 2782 | return freopen(PerlDir_mapA(path), mode, stream); |
0a753a76 | 2783 | } |
2784 | ||
68dc0745 | 2785 | DllExport int |
2786 | win32_fclose(FILE *pf) | |
0a753a76 | 2787 | { |
19253ae6 DD |
2788 | #ifdef WIN32_NO_SOCKETS |
2789 | return fclose(pf); | |
2790 | #else | |
f3986ebb | 2791 | return my_fclose(pf); /* defined in win32sck.c */ |
19253ae6 | 2792 | #endif |
0a753a76 | 2793 | } |
2794 | ||
68dc0745 | 2795 | DllExport int |
2796 | win32_fputs(const char *s,FILE *pf) | |
0a753a76 | 2797 | { |
390b85e7 | 2798 | return fputs(s, pf); |
0a753a76 | 2799 | } |
2800 | ||
68dc0745 | 2801 | DllExport int |
2802 | win32_fputc(int c,FILE *pf) | |
0a753a76 | 2803 | { |
390b85e7 | 2804 | return fputc(c,pf); |
0a753a76 | 2805 | } |
2806 | ||
68dc0745 | 2807 | DllExport int |
2808 | win32_ungetc(int c,FILE *pf) | |
0a753a76 | 2809 | { |
390b85e7 | 2810 | return ungetc(c,pf); |
0a753a76 | 2811 | } |
2812 | ||
68dc0745 | 2813 | DllExport int |
2814 | win32_getc(FILE *pf) | |
0a753a76 | 2815 | { |
390b85e7 | 2816 | return getc(pf); |
0a753a76 | 2817 | } |
2818 | ||
68dc0745 | 2819 | DllExport int |
2820 | win32_fileno(FILE *pf) | |
0a753a76 | 2821 | { |
390b85e7 | 2822 | return fileno(pf); |
0a753a76 | 2823 | } |
2824 | ||
68dc0745 | 2825 | DllExport void |
2826 | win32_clearerr(FILE *pf) | |
0a753a76 | 2827 | { |
390b85e7 | 2828 | clearerr(pf); |
68dc0745 | 2829 | return; |
0a753a76 | 2830 | } |
2831 | ||
68dc0745 | 2832 | DllExport int |
2833 | win32_fflush(FILE *pf) | |
0a753a76 | 2834 | { |
390b85e7 | 2835 | return fflush(pf); |
0a753a76 | 2836 | } |
2837 | ||
c623ac67 | 2838 | DllExport Off_t |
68dc0745 | 2839 | win32_ftell(FILE *pf) |
0a753a76 | 2840 | { |
c623ac67 GS |
2841 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
2842 | fpos_t pos; | |
2843 | if (fgetpos(pf, &pos)) | |
2844 | return -1; | |
2845 | return (Off_t)pos; | |
2846 | #else | |
390b85e7 | 2847 | return ftell(pf); |
c623ac67 | 2848 | #endif |
0a753a76 | 2849 | } |
2850 | ||
68dc0745 | 2851 | DllExport int |
c623ac67 | 2852 | win32_fseek(FILE *pf, Off_t offset,int origin) |
0a753a76 | 2853 | { |
c623ac67 GS |
2854 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
2855 | fpos_t pos; | |
2856 | switch (origin) { | |
2857 | case SEEK_CUR: | |
2858 | if (fgetpos(pf, &pos)) | |
2859 | return -1; | |
2860 | offset += pos; | |
2861 | break; | |
2862 | case SEEK_END: | |
2863 | fseek(pf, 0, SEEK_END); | |
2864 | pos = _telli64(fileno(pf)); | |
2865 | offset += pos; | |
2866 | break; | |
2867 | case SEEK_SET: | |
2868 | break; | |
2869 | default: | |
2870 | errno = EINVAL; | |
2871 | return -1; | |
2872 | } | |
2873 | return fsetpos(pf, &offset); | |
2874 | #else | |
8859a7a0 | 2875 | return fseek(pf, (long)offset, origin); |
c623ac67 | 2876 | #endif |
0a753a76 | 2877 | } |
2878 | ||
68dc0745 | 2879 | DllExport int |
2880 | win32_fgetpos(FILE *pf,fpos_t *p) | |
0a753a76 | 2881 | { |
390b85e7 | 2882 | return fgetpos(pf, p); |
0a753a76 | 2883 | } |
2884 | ||
68dc0745 | 2885 | DllExport int |
2886 | win32_fsetpos(FILE *pf,const fpos_t *p) | |
0a753a76 | 2887 | { |
390b85e7 | 2888 | return fsetpos(pf, p); |
0a753a76 | 2889 | } |
2890 | ||
68dc0745 | 2891 | DllExport void |
2892 | win32_rewind(FILE *pf) | |
0a753a76 | 2893 | { |
390b85e7 | 2894 | rewind(pf); |
68dc0745 | 2895 | return; |
0a753a76 | 2896 | } |
2897 | ||
2941a2e1 JH |
2898 | DllExport int |
2899 | win32_tmpfd(void) | |
0a753a76 | 2900 | { |
b3122bc4 JH |
2901 | char prefix[MAX_PATH+1]; |
2902 | char filename[MAX_PATH+1]; | |
2903 | DWORD len = GetTempPath(MAX_PATH, prefix); | |
2904 | if (len && len < MAX_PATH) { | |
2905 | if (GetTempFileName(prefix, "plx", 0, filename)) { | |
2906 | HANDLE fh = CreateFile(filename, | |
2907 | DELETE | GENERIC_READ | GENERIC_WRITE, | |
2908 | 0, | |
2909 | NULL, | |
2910 | CREATE_ALWAYS, | |
2911 | FILE_ATTRIBUTE_NORMAL | |
2912 | | FILE_FLAG_DELETE_ON_CLOSE, | |
2913 | NULL); | |
2914 | if (fh != INVALID_HANDLE_VALUE) { | |
c623ac67 | 2915 | int fd = win32_open_osfhandle((intptr_t)fh, 0); |
b3122bc4 | 2916 | if (fd >= 0) { |
2b01189b | 2917 | PERL_DEB(dTHX;) |
b3122bc4 JH |
2918 | DEBUG_p(PerlIO_printf(Perl_debug_log, |
2919 | "Created tmpfile=%s\n",filename)); | |
2941a2e1 | 2920 | return fd; |
b3122bc4 JH |
2921 | } |
2922 | } | |
2923 | } | |
2924 | } | |
2941a2e1 JH |
2925 | return -1; |
2926 | } | |
2927 | ||
2928 | DllExport FILE* | |
2929 | win32_tmpfile(void) | |
2930 | { | |
2931 | int fd = win32_tmpfd(); | |
2932 | if (fd >= 0) | |
2933 | return win32_fdopen(fd, "w+b"); | |
b3122bc4 | 2934 | return NULL; |
0a753a76 | 2935 | } |
2936 | ||
68dc0745 | 2937 | DllExport void |
2938 | win32_abort(void) | |
0a753a76 | 2939 | { |
390b85e7 | 2940 | abort(); |
68dc0745 | 2941 | return; |
0a753a76 | 2942 | } |
2943 | ||
68dc0745 | 2944 | DllExport int |
c623ac67 | 2945 | win32_fstat(int fd, Stat_t *sbufptr) |
0a753a76 | 2946 | { |
378eeda7 | 2947 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
8cbe99e5 | 2948 | return _fstati64(fd, sbufptr); |
378eeda7 | 2949 | #else |
8cbe99e5 | 2950 | return fstat(fd, sbufptr); |
2a07f407 | 2951 | #endif |
0a753a76 | 2952 | } |
2953 | ||
68dc0745 | 2954 | DllExport int |
2955 | win32_pipe(int *pfd, unsigned int size, int mode) | |
0a753a76 | 2956 | { |
390b85e7 | 2957 | return _pipe(pfd, size, mode); |
0a753a76 | 2958 | } |
2959 | ||
8c0134a8 NIS |
2960 | DllExport PerlIO* |
2961 | win32_popenlist(const char *mode, IV narg, SV **args) | |
2962 | { | |
aac983ac | 2963 | get_shell(); |
8c0134a8 | 2964 | |
aac983ac TC |
2965 | return do_popen(mode, NULL, narg, args); |
2966 | } | |
50892819 | 2967 | |
aac983ac TC |
2968 | STATIC PerlIO* |
2969 | do_popen(const char *mode, const char *command, IV narg, SV **args) { | |
50892819 | 2970 | int p[2]; |
f06c8825 | 2971 | int handles[3]; |
50892819 | 2972 | int parent, child; |
c161da64 | 2973 | int stdfd; |
50892819 GS |
2974 | int ourmode; |
2975 | int childpid; | |
1095be37 | 2976 | DWORD nhandle; |
1095be37 | 2977 | int lock_held = 0; |
aac983ac | 2978 | const char **args_pvs = NULL; |
50892819 GS |
2979 | |
2980 | /* establish which ends read and write */ | |
2981 | if (strchr(mode,'w')) { | |
2982 | stdfd = 0; /* stdin */ | |
2983 | parent = 1; | |
2984 | child = 0; | |
1095be37 | 2985 | nhandle = STD_INPUT_HANDLE; |
50892819 GS |
2986 | } |
2987 | else if (strchr(mode,'r')) { | |
2988 | stdfd = 1; /* stdout */ | |
2989 | parent = 0; | |
2990 | child = 1; | |
1095be37 | 2991 | nhandle = STD_OUTPUT_HANDLE; |
50892819 GS |
2992 | } |
2993 | else | |
2994 | return NULL; | |
2995 | ||
2996 | /* set the correct mode */ | |
2997 | if (strchr(mode,'b')) | |
2998 | ourmode = O_BINARY; | |
2999 | else if (strchr(mode,'t')) | |
3000 | ourmode = O_TEXT; | |
3001 | else | |
3002 | ourmode = _fmode & (O_TEXT | O_BINARY); | |
3003 | ||
3004 | /* the child doesn't inherit handles */ | |
3005 | ourmode |= O_NOINHERIT; | |
3006 | ||
1095be37 | 3007 | if (win32_pipe(p, 512, ourmode) == -1) |
50892819 GS |
3008 | return NULL; |
3009 | ||
f06c8825 TC |
3010 | /* Previously this code redirected stdin/out temporarily so the |
3011 | child process inherited those handles, this caused race | |
3012 | conditions when another thread was writing/reading those | |
3013 | handles. | |
498d7dc4 | 3014 | |
f06c8825 TC |
3015 | To avoid that we just feed the handles to CreateProcess() so |
3016 | the handles are redirected only in the child. | |
3017 | */ | |
3018 | handles[child] = p[child]; | |
3019 | handles[parent] = -1; | |
3020 | handles[2] = -1; | |
564914cd | 3021 | |
f06c8825 | 3022 | /* CreateProcess() requires inheritable handles */ |
c161da64 | 3023 | if (!SetHandleInformation((HANDLE)_get_osfhandle(p[child]), HANDLE_FLAG_INHERIT, |
f06c8825 | 3024 | HANDLE_FLAG_INHERIT)) { |
50892819 | 3025 | goto cleanup; |
f06c8825 | 3026 | } |
1095be37 | 3027 | |
50892819 | 3028 | /* start the child */ |
4f63d024 | 3029 | { |
acfe0abc | 3030 | dTHX; |
50892819 | 3031 | |
aac983ac TC |
3032 | if (command) { |
3033 | if ((childpid = do_spawn2_handles(aTHX_ command, EXECF_SPAWN_NOWAIT, handles)) == -1) | |
3034 | goto cleanup; | |
3035 | ||
3036 | } | |
3037 | else { | |
3038 | int i; | |
f5fe1b19 | 3039 | const char *exe_name; |
aac983ac TC |
3040 | |
3041 | Newx(args_pvs, narg + 1 + w32_perlshell_items, const char *); | |
3042 | SAVEFREEPV(args_pvs); | |
3043 | for (i = 0; i < narg; ++i) | |
3044 | args_pvs[i] = SvPV_nolen(args[i]); | |
3045 | args_pvs[i] = NULL; | |
f5fe1b19 TC |
3046 | exe_name = qualified_path(args_pvs[0], TRUE); |
3047 | if (!exe_name) | |
3048 | /* let CreateProcess() try to find it instead */ | |
3049 | exe_name = args_pvs[0]; | |
aac983ac | 3050 | |
f5fe1b19 TC |
3051 | if ((childpid = do_spawnvp_handles(P_NOWAIT, exe_name, args_pvs, handles)) == -1) { |
3052 | goto cleanup; | |
aac983ac TC |
3053 | } |
3054 | } | |
498d7dc4 | 3055 | |
f06c8825 | 3056 | win32_close(p[child]); |
1095be37 | 3057 | |
4f63d024 | 3058 | sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid); |
d91d68c1 RS |
3059 | |
3060 | /* set process id so that it can be returned by perl's open() */ | |
3061 | PL_forkprocess = childpid; | |
4f63d024 | 3062 | } |
50892819 GS |
3063 | |
3064 | /* we have an fd, return a file stream */ | |
00b02797 | 3065 | return (PerlIO_fdopen(p[parent], (char *)mode)); |
50892819 GS |
3066 | |
3067 | cleanup: | |
3068 | /* we don't need to check for errors here */ | |
3069 | win32_close(p[0]); | |
3070 | win32_close(p[1]); | |
f06c8825 | 3071 | |
50892819 | 3072 | return (NULL); |
aac983ac TC |
3073 | } |
3074 | ||
3075 | /* | |
3076 | * a popen() clone that respects PERL5SHELL | |
3077 | * | |
3078 | * changed to return PerlIO* rather than FILE * by BKS, 11-11-2000 | |
3079 | */ | |
50892819 | 3080 | |
aac983ac TC |
3081 | DllExport PerlIO* |
3082 | win32_popen(const char *command, const char *mode) | |
3083 | { | |
3084 | #ifdef USE_RTL_POPEN | |
3085 | return _popen(command, mode); | |
3086 | #else | |
3087 | return do_popen(mode, command, 0, NULL); | |
4b556e6c | 3088 | #endif /* USE_RTL_POPEN */ |
0a753a76 | 3089 | } |
3090 | ||
50892819 GS |
3091 | /* |
3092 | * pclose() clone | |
3093 | */ | |
3094 | ||
68dc0745 | 3095 | DllExport int |
00b02797 | 3096 | win32_pclose(PerlIO *pf) |
0a753a76 | 3097 | { |
4b556e6c | 3098 | #ifdef USE_RTL_POPEN |
390b85e7 | 3099 | return _pclose(pf); |
50892819 | 3100 | #else |
acfe0abc | 3101 | dTHX; |
e17cb2a9 JD |
3102 | int childpid, status; |
3103 | SV *sv; | |
3104 | ||
00b02797 | 3105 | sv = *av_fetch(w32_fdpid, PerlIO_fileno(pf), TRUE); |
4755096e | 3106 | |
e17cb2a9 JD |
3107 | if (SvIOK(sv)) |
3108 | childpid = SvIVX(sv); | |
3109 | else | |
3110 | childpid = 0; | |
50892819 GS |
3111 | |
3112 | if (!childpid) { | |
3113 | errno = EBADF; | |
3114 | return -1; | |
3115 | } | |
3116 | ||
00b02797 JH |
3117 | #ifdef USE_PERLIO |
3118 | PerlIO_close(pf); | |
3119 | #else | |
3120 | fclose(pf); | |
3121 | #endif | |
e17cb2a9 JD |
3122 | SvIVX(sv) = 0; |
3123 | ||
0aaad0ff GS |
3124 | if (win32_waitpid(childpid, &status, 0) == -1) |
3125 | return -1; | |
50892819 | 3126 | |
0aaad0ff | 3127 | return status; |
50892819 | 3128 | |
4b556e6c | 3129 | #endif /* USE_RTL_POPEN */ |
0a753a76 | 3130 | } |
6b980173 | 3131 | |
6b980173 JD |
3132 | DllExport int |
3133 | win32_link(const char *oldname, const char *newname) | |
3134 | { | |
04a2c3d9 | 3135 | dTHXa(NULL); |
82867ecf GS |
3136 | WCHAR wOldName[MAX_PATH+1]; |
3137 | WCHAR wNewName[MAX_PATH+1]; | |
6b980173 | 3138 | |
8c56068e JD |
3139 | if (MultiByteToWideChar(CP_ACP, 0, oldname, -1, wOldName, MAX_PATH+1) && |
3140 | MultiByteToWideChar(CP_ACP, 0, newname, -1, wNewName, MAX_PATH+1) && | |
04a2c3d9 | 3141 | ((aTHXa(PERL_GET_THX)), wcscpy(wOldName, PerlDir_mapW(wOldName)), |
8cbe99e5 | 3142 | CreateHardLinkW(PerlDir_mapW(wNewName), wOldName, NULL))) |
6b980173 JD |
3143 | { |
3144 | return 0; | |
3145 | } | |
2b42d7ed TC |
3146 | /* This isn't perfect, eg. Win32 returns ERROR_ACCESS_DENIED for |
3147 | both permissions errors and if the source is a directory, while | |
3148 | POSIX wants EACCES and EPERM respectively. | |
3149 | ||
3150 | Determined by experimentation on Windows 7 x64 SP1, since MS | |
3151 | don't document what error codes are returned. | |
3152 | */ | |
3153 | switch (GetLastError()) { | |
3154 | case ERROR_BAD_NET_NAME: | |
3155 | case ERROR_BAD_NETPATH: | |
3156 | case ERROR_BAD_PATHNAME: | |
3157 | case ERROR_FILE_NOT_FOUND: | |
3158 | case ERROR_FILENAME_EXCED_RANGE: | |
3159 | case ERROR_INVALID_DRIVE: | |
3160 | case ERROR_PATH_NOT_FOUND: | |
3161 | errno = ENOENT; | |
3162 | break; | |
3163 | case ERROR_ALREADY_EXISTS: | |
3164 | errno = EEXIST; | |
3165 | break; | |
3166 | case ERROR_ACCESS_DENIED: | |
3167 | errno = EACCES; | |
3168 | break; | |
3169 | case ERROR_NOT_SAME_DEVICE: | |
3170 | errno = EXDEV; | |
3171 | break; | |
e41416c3 CM |
3172 | case ERROR_DISK_FULL: |
3173 | errno = ENOSPC; | |
3174 | break; | |
3175 | case ERROR_NOT_ENOUGH_QUOTA: | |
3176 | errno = EDQUOT; | |
3177 | break; | |
2b42d7ed TC |
3178 | default: |
3179 | /* ERROR_INVALID_FUNCTION - eg. on a FAT volume */ | |
3180 | errno = EINVAL; | |
3181 | break; | |
3182 | } | |
6b980173 JD |
3183 | return -1; |
3184 | } | |
0a753a76 | 3185 | |
68dc0745 | 3186 | DllExport int |
8d9b2e3c | 3187 | win32_rename(const char *oname, const char *newname) |
e24c7c18 | 3188 | { |
65cb15a1 | 3189 | char szOldName[MAX_PATH+1]; |
7fac1903 | 3190 | BOOL bResult; |
8cbe99e5 | 3191 | DWORD dwFlags = MOVEFILE_COPY_ALLOWED; |
acfe0abc | 3192 | dTHX; |
65cb15a1 | 3193 | |
8cbe99e5 JD |
3194 | if (stricmp(newname, oname)) |
3195 | dwFlags |= MOVEFILE_REPLACE_EXISTING; | |
3196 | strcpy(szOldName, PerlDir_mapA(oname)); | |
3197 | ||
3198 | bResult = MoveFileExA(szOldName,PerlDir_mapA(newname), dwFlags); | |
3199 | if (!bResult) { | |
3200 | DWORD err = GetLastError(); | |
3201 | switch (err) { | |
3202 | case ERROR_BAD_NET_NAME: | |
3203 | case ERROR_BAD_NETPATH: | |
3204 | case ERROR_BAD_PATHNAME: | |
3205 | case ERROR_FILE_NOT_FOUND: | |
3206 | case ERROR_FILENAME_EXCED_RANGE: | |
3207 | case ERROR_INVALID_DRIVE: | |
3208 | case ERROR_NO_MORE_FILES: | |
3209 | case ERROR_PATH_NOT_FOUND: | |
3210 | errno = ENOENT; | |
3211 | break; | |
e41416c3 CM |
3212 | case ERROR_DISK_FULL: |
3213 | errno = ENOSPC; | |
3214 | break; | |
3215 | case ERROR_NOT_ENOUGH_QUOTA: | |
3216 | errno = EDQUOT; | |
3217 | break; | |
8cbe99e5 JD |
3218 | default: |
3219 | errno = EACCES; | |
3220 | break; | |
3221 | } | |
3222 | return -1; | |
e24c7c18 | 3223 | } |
8cbe99e5 | 3224 | return 0; |
e24c7c18 GS |
3225 | } |
3226 | ||
3227 | DllExport int | |
68dc0745 | 3228 | win32_setmode(int fd, int mode) |
0a753a76 | 3229 | { |
390b85e7 | 3230 | return setmode(fd, mode); |
0a753a76 | 3231 | } |
3232 | ||
4a9d6100 GS |
3233 | DllExport int |
3234 | win32_chsize(int fd, Off_t size) | |
3235 | { | |
3236 | #if defined(WIN64) || defined(USE_LARGE_FILES) | |
3237 | int retval = 0; | |
3238 | Off_t cur, end, extend; | |
3239 | ||
3240 | cur = win32_tell(fd); | |
3241 | if (cur < 0) | |
3242 | return -1; | |
3243 | end = win32_lseek(fd, 0, SEEK_END); | |
3244 | if (end < 0) | |
3245 | return -1; | |
3246 | extend = size - end; | |
3247 | if (extend == 0) { | |
3248 | /* do nothing */ | |
3249 | } | |
3250 | else if (extend > 0) { | |
3251 | /* must grow the file, padding with nulls */ | |
3252 | char b[4096]; | |
3253 | int oldmode = win32_setmode(fd, O_BINARY); | |
3254 | size_t count; | |
3255 | memset(b, '\0', sizeof(b)); | |
3256 | do { | |
3257 | count = extend >= sizeof(b) ? sizeof(b) : (size_t)extend; | |
3258 | count = win32_write(fd, b, count); | |
21424390 | 3259 | if ((int)count < 0) { |
4a9d6100 GS |
3260 | retval = -1; |
3261 | break; | |
3262 | } | |
3263 | } while ((extend -= count) > 0); | |
3264 | win32_setmode(fd, oldmode); | |
3265 | } | |
3266 | else { | |
3267 | /* shrink the file */ | |
3268 | win32_lseek(fd, size, SEEK_SET); | |
3269 | if (!SetEndOfFile((HANDLE)_get_osfhandle(fd))) { | |
3270 | errno = EACCES; | |
3271 | retval = -1; | |
3272 | } | |
3273 | } | |
4a9d6100 GS |
3274 | win32_lseek(fd, cur, SEEK_SET); |
3275 | return retval; | |
3276 | #else | |
8859a7a0 | 3277 | return chsize(fd, (long)size); |
4a9d6100 GS |
3278 | #endif |
3279 | } | |
3280 | ||
c623ac67 GS |
3281 | DllExport Off_t |
3282 | win32_lseek(int fd, Off_t offset, int origin) | |
96e4d5b1 | 3283 | { |
c623ac67 GS |
3284 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
3285 | return _lseeki64(fd, offset, origin); | |
3286 | #else | |
8859a7a0 | 3287 | return lseek(fd, (long)offset, origin); |
c623ac67 | 3288 | #endif |
96e4d5b1 | 3289 | } |
3290 | ||
c623ac67 | 3291 | DllExport Off_t |
96e4d5b1 | 3292 | win32_tell(int fd) |
3293 | { | |
c623ac67 GS |
3294 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
3295 | return _telli64(fd); | |
3296 | #else | |
390b85e7 | 3297 | return tell(fd); |
c623ac67 | 3298 | #endif |
96e4d5b1 | 3299 | } |
3300 | ||
68dc0745 | 3301 | DllExport int |
3302 | win32_open(const char *path, int flag, ...) | |
0a753a76 | 3303 | { |
04a2c3d9 | 3304 | dTHXa(NULL); |
68dc0745 | 3305 | va_list ap; |
3306 | int pmode; | |
0a753a76 | 3307 | |
3308 | va_start(ap, flag); | |
3309 | pmode = va_arg(ap, int); | |
3310 | va_end(ap); | |
3311 | ||
68dc0745 | 3312 | if (stricmp(path, "/dev/null")==0) |
7fac1903 GS |
3313 | path = "NUL"; |
3314 | ||
04a2c3d9 | 3315 | aTHXa(PERL_GET_THX); |
7766f137 | 3316 | return open(PerlDir_mapA(path), flag, pmode); |
0a753a76 | 3317 | } |
3318 | ||
00b02797 JH |
3319 | /* close() that understands socket */ |
3320 | extern int my_close(int); /* in win32sck.c */ | |
3321 | ||
68dc0745 | 3322 | DllExport int |
3323 | win32_close(int fd) | |
0a753a76 | 3324 | { |
19253ae6 DD |
3325 | #ifdef WIN32_NO_SOCKETS |
3326 | return close(fd); | |
3327 | #else | |
00b02797 | 3328 | return my_close(fd); |
19253ae6 | 3329 | #endif |
0a753a76 | 3330 | } |
3331 | ||
68dc0745 | 3332 | DllExport int |
96e4d5b1 | 3333 | win32_eof(int fd) |
3334 | { | |
390b85e7 | 3335 | return eof(fd); |
96e4d5b1 | 3336 | } |
3337 | ||
3338 | DllExport int | |
4342f4d6 JD |
3339 | win32_isatty(int fd) |
3340 | { | |
3341 | /* The Microsoft isatty() function returns true for *all* | |
3342 | * character mode devices, including "nul". Our implementation | |
3343 | * should only return true if the handle has a console buffer. | |
3344 | */ | |
3345 | DWORD mode; | |
3346 | HANDLE fh = (HANDLE)_get_osfhandle(fd); | |
3347 | if (fh == (HANDLE)-1) { | |
3348 | /* errno is already set to EBADF */ | |
3349 | return 0; | |
3350 | } | |
3351 | ||
3352 | if (GetConsoleMode(fh, &mode)) | |
3353 | return 1; | |
3354 | ||
3355 | errno = ENOTTY; | |
3356 | return 0; | |
3357 | } | |
3358 | ||
3359 | DllExport int | |
68dc0745 | 3360 | win32_dup(int fd) |
0a753a76 | 3361 | { |
390b85e7 | 3362 | return dup(fd); |
0a753a76 | 3363 | } |
3364 | ||
68dc0745 | 3365 | DllExport int |
3366 | win32_dup2(int fd1,int fd2) | |
0a753a76 | 3367 | { |
390b85e7 | 3368 | return dup2(fd1,fd2); |
0a753a76 | 3369 | } |
3370 | ||
68dc0745 | 3371 | DllExport int |
3e3baf6d | 3372 | win32_read(int fd, void *buf, unsigned int cnt) |
0a753a76 | 3373 | { |
390b85e7 | 3374 | return read(fd, buf, cnt); |
0a753a76 | 3375 | } |
3376 | ||
68dc0745 | 3377 | DllExport int |
3e3baf6d | 3378 | win32_write(int fd, const void *buf, unsigned int cnt) |
0a753a76 | 3379 | { |
390b85e7 | 3380 | return write(fd, buf, cnt); |
0a753a76 | 3381 | } |
3382 | ||
68dc0745 | 3383 | DllExport int |
5aabfad6 | 3384 | win32_mkdir(const char *dir, int mode) |
3385 | { | |
acfe0abc | 3386 | dTHX; |
7766f137 | 3387 | return mkdir(PerlDir_mapA(dir)); /* just ignore mode */ |
5aabfad6 | 3388 | } |
96e4d5b1 | 3389 | |
5aabfad6 | 3390 | DllExport int |
3391 | win32_rmdir(const char *dir) | |
3392 | { | |
acfe0abc | 3393 | dTHX; |
7766f137 | 3394 | return rmdir(PerlDir_mapA(dir)); |
5aabfad6 | 3395 | } |
96e4d5b1 | 3396 | |
5aabfad6 | 3397 | DllExport int |
3398 | win32_chdir(const char *dir) | |
3399 | { | |
1cdd9224 | 3400 | if (!dir || !*dir) { |
9ec3348a JH |
3401 | errno = ENOENT; |
3402 | return -1; | |
3403 | } | |
390b85e7 | 3404 | return chdir(dir); |
5aabfad6 | 3405 | } |
96e4d5b1 | 3406 | |
7766f137 GS |
3407 | DllExport int |
3408 | win32_access(const char *path, int mode) | |
3409 | { | |
acfe0abc | 3410 | dTHX; |
7766f137 GS |
3411 | return access(PerlDir_mapA(path), mode); |
3412 | } | |
3413 | ||
3414 | DllExport int | |
3415 | win32_chmod(const char *path, int mode) | |
3416 | { | |
acfe0abc | 3417 | dTHX; |
7766f137 GS |
3418 | return chmod(PerlDir_mapA(path), mode); |
3419 | } | |
3420 | ||
3421 | ||
0aaad0ff | 3422 | static char * |
dd7038b3 | 3423 | create_command_line(char *cname, STRLEN clen, const char * const *args) |
0aaad0ff | 3424 | { |
2b01189b | 3425 | PERL_DEB(dTHX;) |
b309b8ae JH |
3426 | int index, argc; |
3427 | char *cmd, *ptr; | |
3428 | const char *arg; | |
3429 | STRLEN len = 0; | |
81bc1258 | 3430 | bool bat_file = FALSE; |
b309b8ae | 3431 | bool cmd_shell = FALSE; |
7b11e424 | 3432 | bool dumb_shell = FALSE; |
b309b8ae | 3433 | bool extra_quotes = FALSE; |
dd7038b3 | 3434 | bool quote_next = FALSE; |
81bc1258 JH |
3435 | |
3436 | if (!cname) | |
3437 | cname = (char*)args[0]; | |
b309b8ae JH |
3438 | |
3439 | /* The NT cmd.exe shell has the following peculiarity that needs to be | |
3440 | * worked around. It strips a leading and trailing dquote when any | |
3441 | * of the following is true: | |
3442 | * 1. the /S switch was used | |
3443 | * 2. there are more than two dquotes | |
3444 | * 3. there is a special character from this set: &<>()@^| | |
3445 | * 4. no whitespace characters within the two dquotes | |
3446 | * 5. string between two dquotes isn't an executable file | |
3447 | * To work around this, we always add a leading and trailing dquote | |
3448 | * to the string, if the first argument is either "cmd.exe" or "cmd", | |
3449 | * and there were at least two or more arguments passed to cmd.exe | |
3450 | * (not including switches). | |
dd7038b3 JH |
3451 | * XXX the above rules (from "cmd /?") don't seem to be applied |
3452 | * always, making for the convolutions below :-( | |
b309b8ae | 3453 | */ |
81bc1258 | 3454 | if (cname) { |
dd7038b3 JH |
3455 | if (!clen) |
3456 | clen = strlen(cname); | |
3457 | ||
81bc1258 JH |
3458 | if (clen > 4 |
3459 | && (stricmp(&cname[clen-4], ".bat") == 0 | |
8cbe99e5 | 3460 | || (stricmp(&cname[clen-4], ".cmd") == 0))) |
81bc1258 JH |
3461 | { |
3462 | bat_file = TRUE; | |
8cbe99e5 | 3463 | len += 3; |
81bc1258 | 3464 | } |
dd7038b3 JH |
3465 | else { |
3466 | char *exe = strrchr(cname, '/'); | |
3467 | char *exe2 = strrchr(cname, '\\'); | |
3468 | if (exe2 > exe) | |
3469 | exe = exe2; | |
3470 | if (exe) | |
3471 | ++exe; | |
3472 | else | |
3473 | exe = cname; | |
3474 | if (stricmp(exe, "cmd.exe") == 0 || stricmp(exe, "cmd") == 0) { | |
3475 | cmd_shell = TRUE; | |
3476 | len += 3; | |
3477 | } | |
7b11e424 JH |
3478 | else if (stricmp(exe, "command.com") == 0 |
3479 | || stricmp(exe, "command") == 0) | |
3480 | { | |
3481 | dumb_shell = TRUE; | |
3482 | } | |
81bc1258 | 3483 | } |
b309b8ae | 3484 | } |
0aaad0ff | 3485 | |
b309b8ae JH |
3486 | DEBUG_p(PerlIO_printf(Perl_debug_log, "Args ")); |
3487 | for (index = 0; (arg = (char*)args[index]) != NULL; ++index) { | |
3488 | STRLEN curlen = strlen(arg); | |
3489 | if (!(arg[0] == '"' && arg[curlen-1] == '"')) | |
3490 | len += 2; /* assume quoting needed (worst case) */ | |
3491 | len += curlen + 1; | |
3492 | DEBUG_p(PerlIO_printf(Perl_debug_log, "[%s]",arg)); | |
3493 | } | |
3494 | DEBUG_p(PerlIO_printf(Perl_debug_log, "\n")); | |
0aaad0ff | 3495 | |
b309b8ae | 3496 | argc = index; |
a02a5408 | 3497 | Newx(cmd, len, char); |
0aaad0ff | 3498 | ptr = cmd; |
0aaad0ff | 3499 | |
8cbe99e5 | 3500 | if (bat_file) { |
81bc1258 JH |
3501 | *ptr++ = '"'; |
3502 | extra_quotes = TRUE; | |
3503 | } | |
3504 | ||
0aaad0ff | 3505 | for (index = 0; (arg = (char*)args[index]) != NULL; ++index) { |
b309b8ae JH |
3506 | bool do_quote = 0; |
3507 | STRLEN curlen = strlen(arg); | |
3508 | ||
81bc1258 JH |
3509 | /* we want to protect empty arguments and ones with spaces with |
3510 | * dquotes, but only if they aren't already there */ | |
7b11e424 JH |
3511 | if (!dumb_shell) { |
3512 | if (!curlen) { | |
3513 | do_quote = 1; | |
3514 | } | |
02ef22d5 JH |
3515 | else if (quote_next) { |
3516 | /* see if it really is multiple arguments pretending to | |
3517 | * be one and force a set of quotes around it */ | |
3518 | if (*find_next_space(arg)) | |
3519 | do_quote = 1; | |
3520 | } | |
7b11e424 JH |
3521 | else if (!(arg[0] == '"' && curlen > 1 && arg[curlen-1] == '"')) { |
3522 | STRLEN i = 0; | |
3523 | while (i < curlen) { | |
3524 | if (isSPACE(arg[i])) { | |
3525 | do_quote = 1; | |
02ef22d5 JH |
3526 | } |
3527 | else if (arg[i] == '"') { | |
3528 | do_quote = 0; | |
7b11e424 JH |
3529 | break; |
3530 | } | |
3531 | i++; | |
b309b8ae | 3532 | } |
b309b8ae | 3533 | } |
dd7038b3 | 3534 | } |
b309b8ae JH |
3535 | |
3536 | if (do_quote) | |
3537 | *ptr++ = '"'; | |
3538 | ||
18a945d4 | 3539 | strcpy(ptr, arg); |
b309b8ae JH |
3540 | ptr += curlen; |
3541 | ||
3542 | if (do_quote) | |
3543 | *ptr++ = '"'; | |
3544 | ||
3545 | if (args[index+1]) | |
3546 | *ptr++ = ' '; | |
3547 | ||
81bc1258 JH |
3548 | if (!extra_quotes |
3549 | && cmd_shell | |
11998fdb GS |
3550 | && curlen >= 2 |
3551 | && *arg == '/' /* see if arg is "/c", "/x/c", "/x/d/c" etc. */ | |
3552 | && stricmp(arg+curlen-2, "/c") == 0) | |
b309b8ae | 3553 | { |
dd7038b3 JH |
3554 | /* is there a next argument? */ |
3555 | if (args[index+1]) { | |
3556 | /* are there two or more next arguments? */ | |
3557 | if (args[index+2]) { | |
3558 | *ptr++ = '"'; | |
3559 | extra_quotes = TRUE; | |
3560 | } | |
3561 | else { | |
02ef22d5 | 3562 | /* single argument, force quoting if it has spaces */ |
dd7038b3 JH |
3563 | quote_next = TRUE; |
3564 | } | |
3565 | } | |
b309b8ae | 3566 | } |
0aaad0ff GS |
3567 | } |
3568 | ||
b309b8ae JH |
3569 | if (extra_quotes) |
3570 | *ptr++ = '"'; | |
3571 | ||
3572 | *ptr = '\0'; | |
3573 | ||
0aaad0ff GS |
3574 | return cmd; |
3575 | } | |
3576 | ||
f5fe1b19 TC |
3577 | static const char *exe_extensions[] = |
3578 | { | |
3579 | ".exe", /* this must be first */ | |
3580 | ".cmd", | |
3581 | ".bat" | |
3582 | }; | |
3583 | ||
0aaad0ff | 3584 | static char * |
f5fe1b19 | 3585 | qualified_path(const char *cmd, bool other_exts) |
0aaad0ff GS |
3586 | { |
3587 | char *pathstr; | |
3588 | char *fullcmd, *curfullcmd; | |
3589 | STRLEN cmdlen = 0; | |
3590 | int has_slash = 0; | |
3591 | ||
3592 | if (!cmd) | |
4e205ed6 | 3593 | return NULL; |
0aaad0ff GS |
3594 | fullcmd = (char*)cmd; |
3595 | while (*fullcmd) { | |
3596 | if (*fullcmd == '/' || *fullcmd == '\\') | |
3597 | has_slash++; | |
3598 | fullcmd++; | |
3599 | cmdlen++; | |
3600 | } | |
3601 | ||
3602 | /* look in PATH */ | |
04a2c3d9 DD |
3603 | { |
3604 | dTHX; | |
3605 | pathstr = PerlEnv_getenv("PATH"); | |
3606 | } | |
1928965c JD |
3607 | /* worst case: PATH is a single directory; we need additional space |
3608 | * to append "/", ".exe" and trailing "\0" */ | |
a02a5408 | 3609 | Newx(fullcmd, (pathstr ? strlen(pathstr) : 0) + cmdlen + 6, char); |
0aaad0ff GS |
3610 | curfullcmd = fullcmd; |
3611 | ||
3612 | while (1) { | |
3613 | DWORD res; | |
3614 | ||
3615 | /* start by appending the name to the current prefix */ | |
3616 | strcpy(curfullcmd, cmd); | |
3617 | curfullcmd += cmdlen; | |
3618 | ||
3619 | /* if it doesn't end with '.', or has no extension, try adding | |
3620 | * a trailing .exe first */ | |
3621 | if (cmd[cmdlen-1] != '.' | |
3622 | && (cmdlen < 4 || cmd[cmdlen-4] != '.')) | |
3623 | { | |
f5fe1b19 TC |
3624 | int i; |
3625 | /* first extension is .exe */ | |
3626 | int ext_limit = other_exts ? C_ARRAY_LENGTH(exe_extensions) : 1; | |
3627 | for (i = 0; i < ext_limit; ++i) { | |
3628 | strcpy(curfullcmd, exe_extensions[i]); | |
3629 | res = GetFileAttributes(fullcmd); | |
3630 | if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY)) | |
3631 | return fullcmd; | |
3632 | } | |
3633 | ||
0aaad0ff GS |
3634 | *curfullcmd = '\0'; |
3635 | } | |
3636 | ||
3637 | /* that failed, try the bare name */ | |
3638 | res = GetFileAttributes(fullcmd); | |
3639 | if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY)) | |
3640 | return fullcmd; | |
3641 | ||
3642 | /* quit if no other path exists, or if cmd already has path */ | |
3643 | if (!pathstr || !*pathstr || has_slash) | |
3644 | break; | |
3645 | ||
3646 | /* skip leading semis */ | |
3647 | while (*pathstr == ';') | |
3648 | pathstr++; | |
3649 | ||
3650 | /* build a new prefix from scratch */ | |
3651 | curfullcmd = fullcmd; | |
3652 | while (*pathstr && *pathstr != ';') { | |
3653 | if (*pathstr == '"') { /* foo;"baz;etc";bar */ | |
3654 | pathstr++; /* skip initial '"' */ | |
3655 | while (*pathstr && *pathstr != '"') { | |
1928965c | 3656 | *curfullcmd++ = *pathstr++; |
0aaad0ff GS |
3657 | } |
3658 | if (*pathstr) | |
3659 | pathstr++; /* skip trailing '"' */ | |
3660 | } | |
3661 | else { | |
1928965c | 3662 | *curfullcmd++ = *pathstr++; |
0aaad0ff GS |
3663 | } |
3664 | } | |
3665 | if (*pathstr) | |
3666 | pathstr++; /* skip trailing semi */ | |
3667 | if (curfullcmd > fullcmd /* append a dir separator */ | |
3668 | && curfullcmd[-1] != '/' && curfullcmd[-1] != '\\') | |
3669 | { | |
3670 | *curfullcmd++ = '\\'; | |
3671 | } | |
3672 | } | |
eb160463 | 3673 | |
0aaad0ff | 3674 | Safefree(fullcmd); |
4e205ed6 | 3675 | return NULL; |
0aaad0ff GS |
3676 | } |
3677 | ||
3075ddba GS |
3678 | /* The following are just place holders. |
3679 | * Some hosts may provide and environment that the OS is | |
3680 | * not tracking, therefore, these host must provide that | |
3681 | * environment and the current directory to CreateProcess | |
3682 | */ | |
3683 | ||
df3728a2 JH |
3684 | DllExport void* |
3685 | win32_get_childenv(void) | |
3075ddba GS |
3686 | { |
3687 | return NULL; | |
3688 | } | |
3689 | ||
df3728a2 JH |
3690 | DllExport void |
3691 | win32_free_childenv(void* d) | |
3075ddba GS |
3692 | { |
3693 | } | |
3694 | ||
df3728a2 JH |
3695 | DllExport void |
3696 | win32_clearenv(void) | |
3697 | { | |
3698 | char *envv = GetEnvironmentStrings(); | |
3699 | char *cur = envv; | |
3700 | STRLEN len; | |
3701 | while (*cur) { | |
3702 | char *end = strchr(cur,'='); | |
3703 | if (end && end != cur) { | |
3704 | *end = '\0'; | |
3705 | SetEnvironmentVariable(cur, NULL); | |
3706 | *end = '='; | |
3707 | cur = end + strlen(end+1)+2; | |
3708 | } | |
3709 | else if ((len = strlen(cur))) | |
3710 | cur += len+1; | |
3711 | } | |
3712 | FreeEnvironmentStrings(envv); | |
3713 | } | |
3714 | ||
3715 | DllExport char* | |
3716 | win32_get_childdir(void) | |
3075ddba | 3717 | { |
7766f137 | 3718 | char* ptr; |
8c56068e | 3719 | char szfilename[MAX_PATH+1]; |
7766f137 | 3720 | |
8c56068e | 3721 | GetCurrentDirectoryA(MAX_PATH+1, szfilename); |
a02a5408 | 3722 | Newx(ptr, strlen(szfilename)+1, char); |
7766f137 GS |
3723 | strcpy(ptr, szfilename); |
3724 | return ptr; | |
3075ddba GS |
3725 | } |
3726 | ||
df3728a2 JH |
3727 | DllExport void |
3728 | win32_free_childdir(char* d) | |
3075ddba | 3729 | { |
7766f137 | 3730 | Safefree(d); |
3075ddba GS |
3731 | } |
3732 | ||
3733 | ||
0aaad0ff GS |
3734 | /* XXX this needs to be made more compatible with the spawnvp() |
3735 | * provided by the various RTLs. In particular, searching for | |
3736 | * *.{com,bat,cmd} files (as done by the RTLs) is unimplemented. | |
3737 | * This doesn't significantly affect perl itself, because we | |
3738 | * always invoke things using PERL5SHELL if a direct attempt to | |
3739 | * spawn the executable fails. | |
3fadfdf1 | 3740 | * |
0aaad0ff GS |
3741 | * XXX splitting and rejoining the commandline between do_aspawn() |
3742 | * and win32_spawnvp() could also be avoided. | |
3743 | */ | |
3744 | ||
5aabfad6 | 3745 | DllExport int |
3e3baf6d | 3746 | win32_spawnvp(int mode, const char *cmdname, const char *const *argv) |
0a753a76 | 3747 | { |
0aaad0ff | 3748 | #ifdef USE_RTL_SPAWNVP |
8fdfe84a | 3749 | return _spawnvp(mode, cmdname, (char * const *)argv); |
0aaad0ff | 3750 | #else |
f06c8825 TC |
3751 | return do_spawnvp_handles(mode, cmdname, argv, NULL); |
3752 | #endif | |
3753 | } | |
3754 | ||
3755 | static int | |
3756 | do_spawnvp_handles(int mode, const char *cmdname, const char *const *argv, | |
3757 | const int *handles) { | |
9399a70c | 3758 | dTHXa(NULL); |
2b260de0 | 3759 | int ret; |
3075ddba GS |
3760 | void* env; |
3761 | char* dir; | |
635bbe87 | 3762 | child_IO_table tbl; |
0aaad0ff GS |
3763 | STARTUPINFO StartupInfo; |
3764 | PROCESS_INFORMATION ProcessInformation; | |
3765 | DWORD create = 0; | |
dd7038b3 | 3766 | char *cmd; |
4e205ed6 | 3767 | char *fullcmd = NULL; |
dd7038b3 JH |
3768 | char *cname = (char *)cmdname; |
3769 | STRLEN clen = 0; | |
3770 | ||
3771 | if (cname) { | |
3772 | clen = strlen(cname); | |
3773 | /* if command name contains dquotes, must remove them */ | |
3774 | if (strchr(cname, '"')) { | |
3775 | cmd = cname; | |
a02a5408 | 3776 | Newx(cname,clen+1,char); |
dd7038b3 JH |
3777 | clen = 0; |
3778 | while (*cmd) { | |
3779 | if (*cmd != '"') { | |
3780 | cname[clen] = *cmd; | |
3781 | ++clen; | |
3782 | } | |
3783 | ++cmd; | |
3784 | } | |
3785 | cname[clen] = '\0'; | |
3786 | } | |
3787 | } | |
3788 | ||
3789 | cmd = create_command_line(cname, clen, argv); | |
0aaad0ff | 3790 | |
9399a70c | 3791 | aTHXa(PERL_GET_THX); |
3075ddba GS |
3792 | env = PerlEnv_get_childenv(); |
3793 | dir = PerlEnv_get_childdir(); | |
3794 | ||
0aaad0ff GS |
3795 | switch(mode) { |
3796 | case P_NOWAIT: /* asynch + remember result */ | |
3797 | if (w32_num_children >= MAXIMUM_WAIT_OBJECTS) { | |
3798 | errno = EAGAIN; | |
3799 | ret = -1; | |
3800 | goto RETVAL; | |
3801 | } | |
3fadfdf1 | 3802 | /* Create a new process group so we can use GenerateConsoleCtrlEvent() |
7e5f34c0 NIS |
3803 | * in win32_kill() |
3804 | */ | |
3fadfdf1 | 3805 | create |= CREATE_NEW_PROCESS_GROUP; |
0aaad0ff | 3806 | /* FALL THROUGH */ |
7e5f34c0 | 3807 | |
0aaad0ff GS |
3808 | case P_WAIT: /* synchronous execution */ |
3809 | break; | |
3810 | default: /* invalid mode */ | |
3811 | errno = EINVAL; | |
3812 | ret = -1; | |
3813 | goto RETVAL; | |
3814 | } | |
f06c8825 | 3815 | |
0aaad0ff GS |
3816 | memset(&StartupInfo,0,sizeof(StartupInfo)); |
3817 | StartupInfo.cb = sizeof(StartupInfo); | |
f83751a7 | 3818 | memset(&tbl,0,sizeof(tbl)); |
635bbe87 | 3819 | PerlEnv_get_child_IO(&tbl); |
f83751a7 | 3820 | StartupInfo.dwFlags = tbl.dwFlags; |
3fadfdf1 NIS |
3821 | StartupInfo.dwX = tbl.dwX; |
3822 | StartupInfo.dwY = tbl.dwY; | |
3823 | StartupInfo.dwXSize = tbl.dwXSize; | |
3824 | StartupInfo.dwYSize = tbl.dwYSize; | |
3825 | StartupInfo.dwXCountChars = tbl.dwXCountChars; | |
3826 | StartupInfo.dwYCountChars = tbl.dwYCountChars; | |
3827 | StartupInfo.dwFillAttribute = tbl.dwFillAttribute; | |
3828 | StartupInfo.wShowWindow = tbl.wShowWindow; | |
f06c8825 TC |
3829 | StartupInfo.hStdInput = handles && handles[0] != -1 ? |
3830 | (HANDLE)_get_osfhandle(handles[0]) : tbl.childStdIn; | |
3831 | StartupInfo.hStdOutput = handles && handles[1] != -1 ? | |
3832 | (HANDLE)_get_osfhandle(handles[1]) : tbl.childStdOut; | |
3833 | StartupInfo.hStdError = handles && handles[2] != -1 ? | |
3834 | (HANDLE)_get_osfhandle(handles[2]) : tbl.childStdErr; | |
139cf11b GS |
3835 | if (StartupInfo.hStdInput == INVALID_HANDLE_VALUE && |
3836 | StartupInfo.hStdOutput == INVALID_HANDLE_VALUE && | |
3837 | StartupInfo.hStdError == INVALID_HANDLE_VALUE) | |
3ffaa937 | 3838 | { |
139cf11b | 3839 | create |= CREATE_NEW_CONSOLE; |
3ffaa937 GS |
3840 | } |
3841 | else { | |
139cf11b | 3842 | StartupInfo.dwFlags |= STARTF_USESTDHANDLES; |
3ffaa937 | 3843 | } |
02637f4c JD |
3844 | if (w32_use_showwindow) { |
3845 | StartupInfo.dwFlags |= STARTF_USESHOWWINDOW; | |
3846 | StartupInfo.wShowWindow = w32_showwindow; | |
3847 | } | |
3ffaa937 | 3848 | |
b309b8ae | 3849 | DEBUG_p(PerlIO_printf(Perl_debug_log, "Spawning [%s] with [%s]\n", |
dd7038b3 | 3850 | cname,cmd)); |
0aaad0ff | 3851 | RETRY: |
dd7038b3 | 3852 | if (!CreateProcess(cname, /* search PATH to find executable */ |
0aaad0ff GS |
3853 | cmd, /* executable, and its arguments */ |
3854 | NULL, /* process attributes */ | |
3855 | NULL, /* thread attributes */ | |
3856 | TRUE, /* inherit handles */ | |
3857 | create, /* creation flags */ | |
3075ddba GS |
3858 | (LPVOID)env, /* inherit environment */ |
3859 | dir, /* inherit cwd */ | |
0aaad0ff GS |
3860 | &StartupInfo, |
3861 | &ProcessInformation)) | |
3862 | { | |
3863 | /* initial NULL argument to CreateProcess() does a PATH | |
3864 | * search, but it always first looks in the directory | |
3865 | * where the current process was started, which behavior | |
3866 | * is undesirable for backward compatibility. So we | |
3867 | * jump through our own hoops by picking out the path | |
3868 | * we really want it to use. */ | |
3869 | if (!fullcmd) { | |
f5fe1b19 | 3870 | fullcmd = qualified_path(cname, FALSE); |
0aaad0ff | 3871 | if (fullcmd) { |
dd7038b3 JH |
3872 | if (cname != cmdname) |
3873 | Safefree(cname); | |
3874 | cname = fullcmd; | |
b309b8ae JH |
3875 | DEBUG_p(PerlIO_printf(Perl_debug_log, |
3876 | "Retrying [%s] with same args\n", | |
dd7038b3 | 3877 | cname)); |
0aaad0ff GS |
3878 | goto RETRY; |
3879 | } | |
3880 | } | |
3881 | errno = ENOENT; | |
3882 | ret = -1; | |
3883 | goto RETVAL; | |
3884 | } | |
2d7a9237 | 3885 | |
0aaad0ff GS |
3886 | if (mode == P_NOWAIT) { |
3887 | /* asynchronous spawn -- store handle, return PID */ | |
2b260de0 | 3888 | ret = (int)ProcessInformation.dwProcessId; |
922b1888 GS |
3889 | |
3890 | w32_child_handles[w32_num_children] = ProcessInformation.hProcess; | |
3891 | w32_child_pids[w32_num_children] = (DWORD)ret; | |
0aaad0ff GS |
3892 | ++w32_num_children; |
3893 | } | |
3894 | else { | |
2b260de0 | 3895 | DWORD status; |
8fb3fcfb | 3896 | win32_msgwait(aTHX_ 1, &ProcessInformation.hProcess, INFINITE, NULL); |
7e5f34c0 NIS |
3897 | /* FIXME: if msgwait returned due to message perhaps forward the |
3898 | "signal" to the process | |
3899 | */ | |
2b260de0 GS |
3900 | GetExitCodeProcess(ProcessInformation.hProcess, &status); |
3901 | ret = (int)status; | |
0aaad0ff GS |
3902 | CloseHandle(ProcessInformation.hProcess); |
3903 | } | |
e17cb2a9 | 3904 | |
0aaad0ff | 3905 | CloseHandle(ProcessInformation.hThread); |
3075ddba | 3906 | |
0aaad0ff | 3907 | RETVAL: |
3075ddba GS |
3908 | PerlEnv_free_childenv(env); |
3909 | PerlEnv_free_childdir(dir); | |
0aaad0ff | 3910 | Safefree(cmd); |
dd7038b3 JH |
3911 | if (cname != cmdname) |
3912 | Safefree(cname); | |
2b260de0 | 3913 | return ret; |
0a753a76 | 3914 | } |
3915 | ||
6890e559 | 3916 | DllExport int |
eb62e965 JD |
3917 | win32_execv(const char *cmdname, const char *const *argv) |
3918 | { | |
7766f137 | 3919 | #ifdef USE_ITHREADS |
acfe0abc | 3920 | dTHX; |
7766f137 GS |
3921 | /* if this is a pseudo-forked child, we just want to spawn |
3922 | * the new program, and return */ | |
3923 | if (w32_pseudo_id) | |
8fdfe84a | 3924 | return _spawnv(P_WAIT, cmdname, argv); |
7766f137 | 3925 | #endif |
8fdfe84a | 3926 | return _execv(cmdname, argv); |
eb62e965 JD |
3927 | } |
3928 | ||
3929 | DllExport int | |
6890e559 GS |
3930 | win32_execvp(const char *cmdname, const char *const *argv) |
3931 | { | |
7766f137 | 3932 | #ifdef USE_ITHREADS |
acfe0abc | 3933 | dTHX; |
7766f137 GS |
3934 | /* if this is a pseudo-forked child, we just want to spawn |
3935 | * the new program, and return */ | |
190e4ad0 | 3936 | if (w32_pseudo_id) { |
f026e7c6 | 3937 | int status = win32_spawnvp(P_WAIT, cmdname, (const char *const *)argv); |
ba6ce41c GS |
3938 | if (status != -1) { |
3939 | my_exit(status); | |
3940 | return 0; | |
3941 | } | |
3942 | else | |
3943 | return status; | |
190e4ad0 | 3944 | } |
7766f137 | 3945 | #endif |
8fdfe84a | 3946 | return _execvp(cmdname, argv); |
6890e559 GS |
3947 | } |
3948 | ||
84902520 TB |
3949 | DllExport void |
3950 | win32_perror(const char *str) | |
3951 | { | |
390b85e7 | 3952 | perror(str); |
84902520 TB |
3953 | } |
3954 | ||
3955 | DllExport void | |
3956 | win32_setbuf(FILE *pf, char *buf) | |
3957 | { | |
390b85e7 | 3958 | setbuf(pf, buf); |
84902520 TB |
3959 | } |
3960 | ||
3961 | DllExport int | |
3962 | win32_setvbuf(FILE *pf, char *buf, int type, size_t size) | |
3963 | { | |
390b85e7 | 3964 | return setvbuf(pf, buf, type, size); |
84902520 TB |
3965 | } |
3966 | ||
3967 | DllExport int | |
3968 | win32_flushall(void) | |
3969 | { | |
390b85e7 | 3970 | return flushall(); |
84902520 TB |
3971 | } |
3972 | ||
3973 | DllExport int | |
3974 | win32_fcloseall(void) | |
3975 | { | |
390b85e7 | 3976 | return fcloseall(); |
84902520 TB |
3977 | } |
3978 | ||
3979 | DllExport char* | |
3980 | win32_fgets(char *s, int n, FILE *pf) | |
3981 | { | |
390b85e7 | 3982 | return fgets(s, n, pf); |
84902520 TB |
3983 | } |
3984 | ||
3985 | DllExport char* | |
3986 | win32_gets(char *s) | |
3987 | { | |
390b85e7 | 3988 | return gets(s); |
84902520 TB |
3989 | } |
3990 | ||
3991 | DllExport int | |
3992 | win32_fgetc(FILE *pf) | |
3993 | { | |
390b85e7 | 3994 | return fgetc(pf); |
84902520 TB |
3995 | } |
3996 | ||
3997 | DllExport int | |
3998 | win32_putc(int c, FILE *pf) | |
3999 | { | |
390b85e7 | 4000 | return putc(c,pf); |
84902520 TB |
4001 | } |
4002 | ||
4003 | DllExport int | |
4004 | win32_puts(const char *s) | |
4005 | { | |
390b85e7 | 4006 | return puts(s); |
84902520 TB |
4007 | } |
4008 | ||
4009 | DllExport int | |
4010 | win32_getchar(void) | |
4011 | { | |
390b85e7 | 4012 | return getchar(); |
84902520 TB |
4013 | } |
4014 | ||
4015 | DllExport int | |
4016 | win32_putchar(int c) | |
4017 | { | |
390b85e7 | 4018 | return putchar(c); |
84902520 TB |
4019 | } |
4020 | ||
bbc8f9de NIS |
4021 | #ifdef MYMALLOC |
4022 | ||
4023 | #ifndef USE_PERL_SBRK | |
4024 | ||
df3728a2 JH |
4025 | static char *committed = NULL; /* XXX threadead */ |
4026 | static char *base = NULL; /* XXX threadead */ | |
4027 | static char *reserved = NULL; /* XXX threadead */ | |
4028 | static char *brk = NULL; /* XXX threadead */ | |
4029 | static DWORD pagesize = 0; /* XXX threadead */ | |
bbc8f9de NIS |
4030 | |
4031 | void * | |
c623ac67 | 4032 | sbrk(ptrdiff_t need) |
bbc8f9de NIS |
4033 | { |
4034 | void *result; | |
4035 | if (!pagesize) | |
4036 | {SYSTEM_INFO info; | |
4037 | GetSystemInfo(&info); | |
4038 | /* Pretend page size is larger so we don't perpetually | |
4039 | * call the OS to commit just one page ... | |
4040 | */ | |
4041 | pagesize = info.dwPageSize << 3; | |
bbc8f9de | 4042 | } |
bbc8f9de NIS |
4043 | if (brk+need >= reserved) |
4044 | { | |
b2d41e21 | 4045 | DWORD size = brk+need-reserved; |
bbc8f9de | 4046 | char *addr; |
b2d41e21 | 4047 | char *prev_committed = NULL; |
bbc8f9de NIS |
4048 | if (committed && reserved && committed < reserved) |
4049 | { | |
4050 | /* Commit last of previous chunk cannot span allocations */ | |
161b471a | 4051 | addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE); |
bbc8f9de | 4052 | if (addr) |
b2d41e21 SH |
4053 | { |
4054 | /* Remember where we committed from in case we want to decommit later */ | |
4055 | prev_committed = committed; | |
bbc8f9de | 4056 | committed = reserved; |
b2d41e21 | 4057 | } |
bbc8f9de | 4058 | } |
3fadfdf1 | 4059 | /* Reserve some (more) space |
b2d41e21 SH |
4060 | * Contiguous blocks give us greater efficiency, so reserve big blocks - |
4061 | * this is only address space not memory... | |
bbc8f9de NIS |
4062 | * Note this is a little sneaky, 1st call passes NULL as reserved |
4063 | * so lets system choose where we start, subsequent calls pass | |
4064 | * the old end address so ask for a contiguous block | |
4065 | */ | |
b2d41e21 SH |
4066 | sbrk_reserve: |
4067 | if (size < 64*1024*1024) | |
4068 | size = 64*1024*1024; | |
4069 | size = ((size + pagesize - 1) / pagesize) * pagesize; | |
161b471a | 4070 | addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS); |
bbc8f9de NIS |
4071 | if (addr) |
4072 | { | |
4073 | reserved = addr+size; | |
4074 | if (!base) | |
4075 | base = addr; | |
4076 | if (!committed) | |
4077 | committed = base; | |
4078 | if (!brk) | |
4079 | brk = committed; | |
4080 | } | |
b2d41e21 SH |
4081 | else if (reserved) |
4082 | { | |
4083 | /* The existing block could not be extended far enough, so decommit | |
4084 | * anything that was just committed above and start anew */ | |
4085 | if (prev_committed) | |
4086 | { | |
4087 | if (!VirtualFree(prev_committed,reserved-prev_committed,MEM_DECOMMIT)) | |
4088 | return (void *) -1; | |
4089 | } | |
4090 | reserved = base = committed = brk = NULL; | |
4091 | size = need; | |
4092 | goto sbrk_reserve; | |
4093 | } | |
bbc8f9de NIS |
4094 | else |
4095 | { | |
4096 | return (void *) -1; | |
4097 | } | |
4098 | } | |
4099 | result = brk; | |
4100 | brk += need; | |
4101 | if (brk > committed) | |
4102 | { | |
4103 | DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize; | |
b2d41e21 SH |
4104 | char *addr; |
4105 | if (committed+size > reserved) | |
4106 | size = reserved-committed; | |
4107 | addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE); | |
bbc8f9de | 4108 | if (addr) |
b2d41e21 | 4109 | committed += size; |
bbc8f9de NIS |
4110 | else |
4111 | return (void *) -1; | |
4112 | } | |
4113 | return result; | |
4114 | } | |
4115 | ||
4116 | #endif | |
4117 | #endif | |
4118 | ||
84902520 TB |
4119 | DllExport void* |
4120 | win32_malloc(size_t size) | |
4121 | { | |
390b85e7 | 4122 | return malloc(size); |
84902520 TB |
4123 | } |
4124 | ||
4125 | DllExport void* | |
4126 | win32_calloc(size_t numitems, size_t size) | |
4127 | { | |
390b85e7 | 4128 | return calloc(numitems,size); |
84902520 TB |
4129 | } |
4130 | ||
4131 | DllExport void* | |
4132 | win32_realloc(void *block, size_t size) | |
4133 | { | |
390b85e7 | 4134 | return realloc(block,size); |
84902520 TB |
4135 | } |
4136 | ||
4137 | DllExport void | |
4138 | win32_free(void *block) | |
4139 | { | |
390b85e7 | 4140 | free(block); |
84902520 TB |
4141 | } |
4142 | ||
bbc8f9de | 4143 | |
6e21dc91 | 4144 | DllExport int |
c623ac67 | 4145 | win32_open_osfhandle(intptr_t handle, int flags) |
0a753a76 | 4146 | { |
390b85e7 | 4147 | return _open_osfhandle(handle, flags); |
0a753a76 | 4148 | } |
4149 | ||
6e21dc91 | 4150 | DllExport intptr_t |
65e48ea9 | 4151 | win32_get_osfhandle(int fd) |
0a753a76 | 4152 | { |
c623ac67 | 4153 | return (intptr_t)_get_osfhandle(fd); |
0a753a76 | 4154 | } |
7bac28a0 | 4155 | |
6e21dc91 | 4156 | DllExport FILE * |
30753f56 NIS |
4157 | win32_fdupopen(FILE *pf) |
4158 | { | |
4159 | FILE* pfdup; | |
4160 | fpos_t pos; | |
4161 | char mode[3]; | |
4162 | int fileno = win32_dup(win32_fileno(pf)); | |
4163 | ||
4164 | /* open the file in the same mode */ | |
1f664ef5 | 4165 | if (PERLIO_FILE_flag(pf) & PERLIO_FILE_flag_RD) { |
30753f56 NIS |
4166 | mode[0] = 'r'; |
4167 | mode[1] = 0; | |
4168 | } | |
1f664ef5 | 4169 | else if (PERLIO_FILE_flag(pf) & PERLIO_FILE_flag_WR) { |
30753f56 NIS |
4170 | mode[0] = 'a'; |
4171 | mode[1] = 0; | |
4172 | } | |
1f664ef5 | 4173 | else if (PERLIO_FILE_flag(pf) & PERLIO_FILE_flag_RW) { |
30753f56 NIS |
4174 | mode[0] = 'r'; |
4175 | mode[1] = '+'; | |
4176 | mode[2] = 0; | |
4177 | } | |
30753f56 NIS |
4178 | |
4179 | /* it appears that the binmode is attached to the | |
4180 | * file descriptor so binmode files will be handled | |
4181 | * correctly | |
4182 | */ | |
4183 | pfdup = win32_fdopen(fileno, mode); | |
4184 | ||
4185 | /* move the file pointer to the same position */ | |
4186 | if (!fgetpos(pf, &pos)) { | |
4187 | fsetpos(pfdup, &pos); | |
4188 | } | |
4189 | return pfdup; | |
4190 | } | |
4191 | ||
0cb96387 | 4192 | DllExport void* |
c5be433b | 4193 | win32_dynaload(const char* filename) |
0cb96387 | 4194 | { |
04a2c3d9 | 4195 | dTHXa(NULL); |
32f99636 | 4196 | char buf[MAX_PATH+1]; |
f76b679e | 4197 | const char *first; |
32f99636 GS |
4198 | |
4199 | /* LoadLibrary() doesn't recognize forward slashes correctly, | |
4200 | * so turn 'em back. */ | |
4201 | first = strchr(filename, '/'); | |
4202 | if (first) { | |
4203 | STRLEN len = strlen(filename); | |
4204 | if (len <= MAX_PATH) { | |
4205 | strcpy(buf, filename); | |
4206 | filename = &buf[first - filename]; | |
4207 | while (*filename) { | |
4208 | if (*filename == '/') | |
4209 | *(char*)filename = '\\'; | |
4210 | ++filename; | |
4211 | } | |
4212 | filename = buf; | |
4213 | } | |
4214 | } | |
04a2c3d9 | 4215 | aTHXa(PERL_GET_THX); |
8c56068e | 4216 | return LoadLibraryExA(PerlDir_mapA(filename), NULL, LOAD_WITH_ALTERED_SEARCH_PATH); |
0cb96387 GS |
4217 | } |
4218 | ||
5bd7e777 JD |
4219 | XS(w32_SetChildShowWindow) |
4220 | { | |
4221 | dXSARGS; | |
4222 | BOOL use_showwindow = w32_use_showwindow; | |
4223 | /* use "unsigned short" because Perl has redefined "WORD" */ | |
4224 | unsigned short showwindow = w32_showwindow; | |
4225 | ||
4226 | if (items > 1) | |
470eba0e | 4227 | croak_xs_usage(cv, "[showwindow]"); |
5bd7e777 JD |
4228 | |
4229 | if (items == 0 || !SvOK(ST(0))) | |
4230 | w32_use_showwindow = FALSE; | |
4231 | else { | |
4232 | w32_use_showwindow = TRUE; | |
4233 | w32_showwindow = (unsigned short)SvIV(ST(0)); | |
4234 | } | |
4235 | ||
4236 | EXTEND(SP, 1); | |
4237 | if (use_showwindow) | |
4238 | ST(0) = sv_2mortal(newSViv(showwindow)); | |
4239 | else | |
4240 | ST(0) = &PL_sv_undef; | |
4241 | XSRETURN(1); | |
4242 | } | |
4243 | ||
8f1332ed DD |
4244 | |
4245 | #ifdef PERL_IS_MINIPERL | |
4246 | /* shelling out is much slower, full perl uses Win32.pm */ | |
4247 | XS(w32_GetCwd) | |
4248 | { | |
4249 | dXSARGS; | |
4250 | /* Make the host for current directory */ | |
4251 | char* ptr = PerlEnv_get_childdir(); | |
4252 | /* | |
4253 | * If ptr != Nullch | |
4254 | * then it worked, set PV valid, | |
4255 | * else return 'undef' | |
4256 | */ | |
4257 | if (ptr) { | |
4258 | SV *sv = sv_newmortal(); | |
4259 | sv_setpv(sv, ptr); | |
4260 | PerlEnv_free_childdir(ptr); | |
4261 | ||
4262 | #ifndef INCOMPLETE_TAINTS | |
4263 | SvTAINTED_on(sv); | |
4264 | #endif | |
4265 | ||
4266 | ST(0) = sv; | |
4267 | XSRETURN(1); | |
4268 | } | |
4269 | XSRETURN_UNDEF; | |
4270 | } | |
4271 | #endif | |
4272 | ||
ad2e33dc | 4273 | void |
c5be433b | 4274 | Perl_init_os_extras(void) |
ad2e33dc | 4275 | { |
04a2c3d9 | 4276 | dTHXa(NULL); |
ad2e33dc | 4277 | char *file = __FILE__; |
ad2e33dc | 4278 | |
9fb265f7 | 4279 | /* Initialize Win32CORE if it has been statically linked. */ |
a19baa61 | 4280 | #ifndef PERL_IS_MINIPERL |
9fb265f7 | 4281 | void (*pfn_init)(pTHX); |
903f2d70 SH |
4282 | HMODULE module = (HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE) |
4283 | ? GetModuleHandle(NULL) | |
4284 | : w32_perldll_handle); | |
4285 | pfn_init = (void (*)(pTHX))GetProcAddress(module, "init_Win32CORE"); | |
04a2c3d9 | 4286 | aTHXa(PERL_GET_THX); |
9fb265f7 JD |
4287 | if (pfn_init) |
4288 | pfn_init(aTHX); | |
04a2c3d9 DD |
4289 | #else |
4290 | aTHXa(PERL_GET_THX); | |
a19baa61 | 4291 | #endif |
78ff2d7b | 4292 | |
02637f4c | 4293 | newXS("Win32::SetChildShowWindow", w32_SetChildShowWindow, file); |
8f1332ed DD |
4294 | #ifdef PERL_IS_MINIPERL |
4295 | newXS("Win32::GetCwd", w32_GetCwd, file); | |
4296 | #endif | |
ad2e33dc GS |
4297 | } |
4298 | ||
f4958739 | 4299 | void * |
1018e26f | 4300 | win32_signal_context(void) |
c843839f NIS |
4301 | { |
4302 | dTHX; | |
f4958739 | 4303 | #ifdef MULTIPLICITY |
c843839f | 4304 | if (!my_perl) { |
1018e26f | 4305 | my_perl = PL_curinterp; |
c843839f | 4306 | PERL_SET_THX(my_perl); |
3fadfdf1 | 4307 | } |
1018e26f | 4308 | return my_perl; |
f4958739 | 4309 | #else |
d9a047f6 GS |
4310 | return PL_curinterp; |
4311 | #endif | |
1018e26f NIS |
4312 | } |
4313 | ||
96116d93 | 4314 | |
3fadfdf1 | 4315 | BOOL WINAPI |
1018e26f NIS |
4316 | win32_ctrlhandler(DWORD dwCtrlType) |
4317 | { | |
96116d93 | 4318 | #ifdef MULTIPLICITY |
1018e26f NIS |
4319 | dTHXa(PERL_GET_SIG_CONTEXT); |
4320 | ||
4321 | if (!my_perl) | |
4322 | return FALSE; | |
96116d93 | 4323 | #endif |
c843839f NIS |
4324 | |
4325 | switch(dwCtrlType) { | |
4326 | case CTRL_CLOSE_EVENT: | |
3fadfdf1 NIS |
4327 | /* A signal that the system sends to all processes attached to a console when |
4328 | the user closes the console (either by choosing the Close command from the | |
4329 | console window's System menu, or by choosing the End Task command from the | |
c843839f NIS |
4330 | Task List |
4331 | */ | |
3fadfdf1 NIS |
4332 | if (do_raise(aTHX_ 1)) /* SIGHUP */ |
4333 | sig_terminate(aTHX_ 1); | |
4334 | return TRUE; | |
c843839f NIS |
4335 | |
4336 | case CTRL_C_EVENT: | |
4337 | /* A CTRL+c signal was received */ | |
3fadfdf1 NIS |
4338 | if (do_raise(aTHX_ SIGINT)) |
4339 | sig_terminate(aTHX_ SIGINT); | |
4340 | return TRUE; | |
c843839f NIS |
4341 | |
4342 | case CTRL_BREAK_EVENT: | |
4343 | /* A CTRL+BREAK signal was received */ | |
3fadfdf1 NIS |
4344 | if (do_raise(aTHX_ SIGBREAK)) |
4345 | sig_terminate(aTHX_ SIGBREAK); | |
4346 | return TRUE; | |
c843839f NIS |
4347 | |
4348 | case CTRL_LOGOFF_EVENT: | |
3fadfdf1 NIS |
4349 | /* A signal that the system sends to all console processes when a user is logging |
4350 | off. This signal does not indicate which user is logging off, so no | |
4351 | assumptions can be made. | |
c843839f | 4352 | */ |
3fadfdf1 | 4353 | break; |
c843839f | 4354 | case CTRL_SHUTDOWN_EVENT: |
3fadfdf1 NIS |
4355 | /* A signal that the system sends to all console processes when the system is |
4356 | shutting down. | |
c843839f | 4357 | */ |
3fadfdf1 NIS |
4358 | if (do_raise(aTHX_ SIGTERM)) |
4359 | sig_terminate(aTHX_ SIGTERM); | |
4360 | return TRUE; | |
c843839f | 4361 | default: |
3fadfdf1 | 4362 | break; |
c843839f NIS |
4363 | } |
4364 | return FALSE; | |
4365 | } | |
c843839f NIS |
4366 | |
4367 | ||
58d049f0 | 4368 | #ifdef SET_INVALID_PARAMETER_HANDLER |
0448a0bd SH |
4369 | # include <crtdbg.h> |
4370 | #endif | |
4371 | ||
dc0472e9 JD |
4372 | static void |
4373 | ansify_path(void) | |
4374 | { | |
dc0472e9 JD |
4375 | size_t len; |
4376 | char *ansi_path; | |
4377 | WCHAR *wide_path; | |
4378 | WCHAR *wide_dir; | |
4379 | ||
dc0472e9 JD |
4380 | /* fetch Unicode version of PATH */ |
4381 | len = 2000; | |
f76b679e | 4382 | wide_path = (WCHAR*)win32_malloc(len*sizeof(WCHAR)); |
dc0472e9 JD |
4383 | while (wide_path) { |
4384 | size_t newlen = GetEnvironmentVariableW(L"PATH", wide_path, len); | |
cfd4abf2 SH |
4385 | if (newlen == 0) { |
4386 | win32_free(wide_path); | |
3fcdbd32 | 4387 | return; |
cfd4abf2 | 4388 | } |
dc0472e9 JD |
4389 | if (newlen < len) |
4390 | break; | |
4391 | len = newlen; | |
f76b679e | 4392 | wide_path = (WCHAR*)win32_realloc(wide_path, len*sizeof(WCHAR)); |
dc0472e9 JD |
4393 | } |
4394 | if (!wide_path) | |
4395 | return; | |
4396 | ||
4397 | /* convert to ANSI pathnames */ | |
4398 | wide_dir = wide_path; | |
4399 | ansi_path = NULL; | |
4400 | while (wide_dir) { | |
4401 | WCHAR *sep = wcschr(wide_dir, ';'); | |
4402 | char *ansi_dir; | |
4403 | size_t ansi_len; | |
4404 | size_t wide_len; | |
4405 | ||
4406 | if (sep) | |
4407 | *sep++ = '\0'; | |
4408 | ||
4409 | /* remove quotes around pathname */ | |
4410 | if (*wide_dir == '"') | |
4411 | ++wide_dir; | |
4412 | wide_len = wcslen(wide_dir); | |
4413 | if (wide_len && wide_dir[wide_len-1] == '"') | |
4414 | wide_dir[wide_len-1] = '\0'; | |
4415 | ||
4416 | /* append ansi_dir to ansi_path */ | |
4417 | ansi_dir = win32_ansipath(wide_dir); | |
4418 | ansi_len = strlen(ansi_dir); | |
4419 | if (ansi_path) { | |
4420 | size_t newlen = len + 1 + ansi_len; | |
f76b679e | 4421 | ansi_path = (char*)win32_realloc(ansi_path, newlen+1); |
dc0472e9 JD |
4422 | if (!ansi_path) |
4423 | break; | |
4424 | ansi_path[len] = ';'; | |
4425 | memcpy(ansi_path+len+1, ansi_dir, ansi_len+1); | |
4426 | len = newlen; | |
4427 | } | |
4428 | else { | |
4429 | len = ansi_len; | |
f76b679e | 4430 | ansi_path = (char*)win32_malloc(5+len+1); |
dc0472e9 JD |
4431 | if (!ansi_path) |
4432 | break; | |
4433 | memcpy(ansi_path, "PATH=", 5); | |
4434 | memcpy(ansi_path+5, ansi_dir, len+1); | |
4435 | len += 5; | |
4436 | } | |
4437 | win32_free(ansi_dir); | |
4438 | wide_dir = sep; | |
4439 | } | |
4440 | ||
4441 | if (ansi_path) { | |
4442 | /* Update C RTL environ array. This will only have full effect if | |
4443 | * perl_parse() is later called with `environ` as the `env` argument. | |
4444 | * Otherwise S_init_postdump_symbols() will overwrite PATH again. | |
4445 | * | |
4446 | * We do have to ansify() the PATH before Perl has been fully | |
4447 | * initialized because S_find_script() uses the PATH when perl | |
4448 | * is being invoked with the -S option. This happens before %ENV | |
4449 | * is initialized in S_init_postdump_symbols(). | |
4450 | * | |
4451 | * XXX Is this a bug? Should S_find_script() use the environment | |
4452 | * XXX passed in the `env` arg to parse_perl()? | |
4453 | */ | |
4454 | putenv(ansi_path); | |
4455 | /* Keep system environment in sync because S_init_postdump_symbols() | |
4456 | * will not call mg_set() if it initializes %ENV from `environ`. | |
4457 | */ | |
4458 | SetEnvironmentVariableA("PATH", ansi_path+5); | |
0c2c57a8 | 4459 | win32_free(ansi_path); |
dc0472e9 JD |
4460 | } |
4461 | win32_free(wide_path); | |
4462 | } | |
c843839f | 4463 | |
3e5d884e JD |
4464 | void |
4465 | Perl_win32_init(int *argcp, char ***argvp) | |
4466 | { | |
58d049f0 | 4467 | #ifdef SET_INVALID_PARAMETER_HANDLER |
3e5d884e JD |
4468 | _invalid_parameter_handler oldHandler, newHandler; |
4469 | newHandler = my_invalid_parameter_handler; | |
4470 | oldHandler = _set_invalid_parameter_handler(newHandler); | |
4471 | _CrtSetReportMode(_CRT_ASSERT, 0); | |
4472 | #endif | |
4473 | /* Disable floating point errors, Perl will trap the ones we | |
4474 | * care about. VC++ RTL defaults to switching these off | |
378eeda7 | 4475 | * already, but some RTLs don't. Since we don't |
3e5d884e JD |
4476 | * want to be at the vendor's whim on the default, we set |
4477 | * it explicitly here. | |
4478 | */ | |
7ffd6586 | 4479 | #if !defined(__GNUC__) |
3e5d884e JD |
4480 | _control87(MCW_EM, MCW_EM); |
4481 | #endif | |
4482 | MALLOC_INIT; | |
4483 | ||
dbb3120a SH |
4484 | /* When the manifest resource requests Common-Controls v6 then |
4485 | * user32.dll no longer registers all the Windows classes used for | |
4486 | * standard controls but leaves some of them to be registered by | |
4487 | * comctl32.dll. InitCommonControls() doesn't do anything but calling | |
4488 | * it makes sure comctl32.dll gets loaded into the process and registers | |
4489 | * the standard control classes. Without this even normal Windows APIs | |
4490 | * like MessageBox() can fail under some versions of Windows XP. | |
4491 | */ | |
4492 | InitCommonControls(); | |
4493 | ||
3e5d884e JD |
4494 | g_osver.dwOSVersionInfoSize = sizeof(g_osver); |
4495 | GetVersionEx(&g_osver); | |
4496 | ||
b47a847f DD |
4497 | #ifdef WIN32_DYN_IOINFO_SIZE |
4498 | { | |
4499 | Size_t ioinfo_size = _msize((void*)__pioinfo[0]);; | |
4500 | if((SSize_t)ioinfo_size <= 0) { /* -1 is err */ | |
4501 | fprintf(stderr, "panic: invalid size for ioinfo\n"); /* no interp */ | |
4502 | exit(1); | |
4503 | } | |
4504 | ioinfo_size /= IOINFO_ARRAY_ELTS; | |
4505 | w32_ioinfo_size = ioinfo_size; | |
4506 | } | |
4507 | #endif | |
4508 | ||
3e5d884e | 4509 | ansify_path(); |
6937817d DD |
4510 | |
4511 | #ifndef WIN32_NO_REGISTRY | |
0517ed38 DD |
4512 | { |
4513 | LONG retval; | |
4514 | retval = RegOpenKeyExW(HKEY_CURRENT_USER, L"SOFTWARE\\Perl", 0, KEY_READ, &HKCU_Perl_hnd); | |
4515 | if (retval != ERROR_SUCCESS) { | |
4516 | HKCU_Perl_hnd = NULL; | |
4517 | } | |
4518 | retval = RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SOFTWARE\\Perl", 0, KEY_READ, &HKLM_Perl_hnd); | |
4519 | if (retval != ERROR_SUCCESS) { | |
4520 | HKLM_Perl_hnd = NULL; | |
4521 | } | |
4522 | } | |
6937817d | 4523 | #endif |
3e5d884e JD |
4524 | } |
4525 | ||
4526 | void | |
4527 | Perl_win32_term(void) | |
4528 | { | |
3e5d884e JD |
4529 | HINTS_REFCNT_TERM; |
4530 | OP_REFCNT_TERM; | |
4531 | PERLIO_TERM; | |
4532 | MALLOC_TERM; | |
929e1213 | 4533 | LOCALE_TERM; |
6937817d | 4534 | #ifndef WIN32_NO_REGISTRY |
0517ed38 DD |
4535 | /* handles might be NULL, RegCloseKey then returns ERROR_INVALID_HANDLE |
4536 | but no point of checking and we can't die() at this point */ | |
4537 | RegCloseKey(HKLM_Perl_hnd); | |
4538 | RegCloseKey(HKCU_Perl_hnd); | |
4539 | /* the handles are in an undefined state until the next PERL_SYS_INIT3 */ | |
6937817d | 4540 | #endif |
3e5d884e JD |
4541 | } |
4542 | ||
4543 | void | |
4544 | win32_get_child_IO(child_IO_table* ptbl) | |
4545 | { | |
4546 | ptbl->childStdIn = GetStdHandle(STD_INPUT_HANDLE); | |
4547 | ptbl->childStdOut = GetStdHandle(STD_OUTPUT_HANDLE); | |
4548 | ptbl->childStdErr = GetStdHandle(STD_ERROR_HANDLE); | |
4549 | } | |
4550 | ||
4551 | Sighandler_t | |
4552 | win32_signal(int sig, Sighandler_t subcode) | |
4553 | { | |
04a2c3d9 | 4554 | dTHXa(NULL); |
3e5d884e JD |
4555 | if (sig < SIG_SIZE) { |
4556 | int save_errno = errno; | |
d52ca586 SH |
4557 | Sighandler_t result; |
4558 | #ifdef SET_INVALID_PARAMETER_HANDLER | |
4559 | /* Silence our invalid parameter handler since we expect to make some | |
4560 | * calls with invalid signal numbers giving a SIG_ERR result. */ | |
4561 | BOOL oldvalue = set_silent_invalid_parameter_handler(TRUE); | |
4562 | #endif | |
4563 | result = signal(sig, subcode); | |
4564 | #ifdef SET_INVALID_PARAMETER_HANDLER | |
4565 | set_silent_invalid_parameter_handler(oldvalue); | |
4566 | #endif | |
04a2c3d9 | 4567 | aTHXa(PERL_GET_THX); |
3e5d884e JD |
4568 | if (result == SIG_ERR) { |
4569 | result = w32_sighandler[sig]; | |
4570 | errno = save_errno; | |
4571 | } | |
4572 | w32_sighandler[sig] = subcode; | |
4573 | return result; | |
4574 | } | |
4575 | else { | |
4576 | errno = EINVAL; | |
4577 | return SIG_ERR; | |
4578 | } | |
4579 | } | |
4580 | ||
099b16d3 RM |
4581 | /* The PerlMessageWindowClass's WindowProc */ |
4582 | LRESULT CALLBACK | |
4583 | win32_message_window_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) | |
4584 | { | |
4585 | return win32_process_message(hwnd, msg, wParam, lParam) ? | |
4586 | 0 : DefWindowProc(hwnd, msg, wParam, lParam); | |
4587 | } | |
4588 | ||
099b16d3 RM |
4589 | /* The real message handler. Can be called with |
4590 | * hwnd == NULL to process our thread messages. Returns TRUE for any messages | |
4591 | * that it processes */ | |
4592 | static LRESULT | |
4593 | win32_process_message(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) | |
4594 | { | |
4595 | /* BEWARE. The context retrieved using dTHX; is the context of the | |
4596 | * 'parent' thread during the CreateWindow() phase - i.e. for all messages | |
4597 | * up to and including WM_CREATE. If it ever happens that you need the | |
4598 | * 'child' context before this, then it needs to be passed into | |
4599 | * win32_create_message_window(), and passed to the WM_NCCREATE handler | |
4600 | * from the lparam of CreateWindow(). It could then be stored/retrieved | |
4601 | * using [GS]etWindowLongPtr(... GWLP_USERDATA ...), possibly eliminating | |
4602 | * the dTHX calls here. */ | |
4603 | /* XXX For now it is assumed that the overhead of the dTHX; for what | |
4604 | * are relativley infrequent code-paths, is better than the added | |
4605 | * complexity of getting the correct context passed into | |
4606 | * win32_create_message_window() */ | |
04a2c3d9 | 4607 | dTHX; |
099b16d3 RM |
4608 | |
4609 | switch(msg) { | |
4610 | ||
4611 | #ifdef USE_ITHREADS | |
4612 | case WM_USER_MESSAGE: { | |
04a2c3d9 | 4613 | long child = find_pseudo_pid(aTHX_ (int)wParam); |
099b16d3 | 4614 | if (child >= 0) { |
099b16d3 RM |
4615 | w32_pseudo_child_message_hwnds[child] = (HWND)lParam; |
4616 | return 1; | |
4617 | } | |
4618 | break; | |
4619 | } | |
4620 | #endif | |
4621 | ||
4622 | case WM_USER_KILL: { | |
099b16d3 RM |
4623 | /* We use WM_USER_KILL to fake kill() with other signals */ |
4624 | int sig = (int)wParam; | |
4625 | if (do_raise(aTHX_ sig)) | |
4626 | sig_terminate(aTHX_ sig); | |
4627 | ||
4628 | return 1; | |
4629 | } | |
4630 | ||
4631 | case WM_TIMER: { | |
099b16d3 RM |
4632 | /* alarm() is a one-shot but SetTimer() repeats so kill it */ |
4633 | if (w32_timerid && w32_timerid==(UINT)wParam) { | |
4634 | KillTimer(w32_message_hwnd, w32_timerid); | |
4635 | w32_timerid=0; | |
4636 | ||
4637 | /* Now fake a call to signal handler */ | |
4638 | if (do_raise(aTHX_ 14)) | |
4639 | sig_terminate(aTHX_ 14); | |
4640 | ||
4641 | return 1; | |
4642 | } | |
4643 | break; | |
4644 | } | |
4645 | ||
4646 | default: | |
4647 | break; | |
4648 | ||
4649 | } /* switch */ | |
4650 | ||
4651 | /* Above or other stuff may have set a signal flag, and we may not have | |
4652 | * been called from win32_async_check() (e.g. some other GUI's message | |
4653 | * loop. BUT DON'T dispatch signals here: If someone has set a SIGALRM | |
4654 | * handler that die's, and the message loop that calls here is wrapped | |
4655 | * in an eval, then you may well end up with orphaned windows - signals | |
4656 | * are dispatched by win32_async_check() */ | |
4657 | ||
4658 | return 0; | |
4659 | } | |
4660 | ||
4661 | void | |
0934c9d9 | 4662 | win32_create_message_window_class(void) |
099b16d3 RM |
4663 | { |
4664 | /* create the window class for "message only" windows */ | |
4665 | WNDCLASS wc; | |
4666 | ||
4667 | Zero(&wc, 1, wc); | |
4668 | wc.lpfnWndProc = win32_message_window_proc; | |
4669 | wc.hInstance = (HINSTANCE)GetModuleHandle(NULL); | |
4670 | wc.lpszClassName = "PerlMessageWindowClass"; | |
4671 | ||
4672 | /* second and subsequent calls will fail, but class | |
4673 | * will already be registered */ | |
4674 | RegisterClass(&wc); | |
4675 | } | |
4676 | ||
aeecf691 | 4677 | HWND |
0934c9d9 | 4678 | win32_create_message_window(void) |
aeecf691 | 4679 | { |
8cbe99e5 JD |
4680 | win32_create_message_window_class(); |
4681 | return CreateWindow("PerlMessageWindowClass", "PerlMessageWindow", | |
4682 | 0, 0, 0, 0, 0, HWND_MESSAGE, NULL, NULL, NULL); | |
aeecf691 JD |
4683 | } |
4684 | ||
a33ef3f0 SH |
4685 | #ifdef HAVE_INTERP_INTERN |
4686 | ||
4687 | static void | |
4688 | win32_csighandler(int sig) | |
4689 | { | |
4690 | #if 0 | |
4691 | dTHXa(PERL_GET_SIG_CONTEXT); | |
4692 | Perl_warn(aTHX_ "Got signal %d",sig); | |
4693 | #endif | |
4694 | /* Does nothing */ | |
4695 | } | |
4696 | ||
edb113cf | 4697 | #if defined(__MINGW32__) && defined(__cplusplus) |
beeded0b YO |
4698 | #define CAST_HWND__(x) (HWND__*)(x) |
4699 | #else | |
4700 | #define CAST_HWND__(x) x | |
4701 | #endif | |
4702 | ||
7766f137 | 4703 | void |
52853b95 GS |
4704 | Perl_sys_intern_init(pTHX) |
4705 | { | |
3fadfdf1 | 4706 | int i; |
aeecf691 | 4707 | |
4e205ed6 | 4708 | w32_perlshell_tokens = NULL; |
52853b95 GS |
4709 | w32_perlshell_vec = (char**)NULL; |
4710 | w32_perlshell_items = 0; | |
4711 | w32_fdpid = newAV(); | |
a02a5408 | 4712 | Newx(w32_children, 1, child_tab); |
52853b95 GS |
4713 | w32_num_children = 0; |
4714 | # ifdef USE_ITHREADS | |
4715 | w32_pseudo_id = 0; | |
aeecf691 | 4716 | Newx(w32_pseudo_children, 1, pseudo_child_tab); |
52853b95 GS |
4717 | w32_num_pseudo_children = 0; |
4718 | # endif | |
222c300a | 4719 | w32_timerid = 0; |
beeded0b | 4720 | w32_message_hwnd = CAST_HWND__(INVALID_HANDLE_VALUE); |
05ec9bb3 | 4721 | w32_poll_count = 0; |
8ca2a5d6 DD |
4722 | #ifdef PERL_IS_MINIPERL |
4723 | w32_sloppystat = TRUE; | |
4724 | #else | |
4725 | w32_sloppystat = FALSE; | |
4726 | #endif | |
3fadfdf1 NIS |
4727 | for (i=0; i < SIG_SIZE; i++) { |
4728 | w32_sighandler[i] = SIG_DFL; | |
4729 | } | |
00967642 | 4730 | # ifdef MULTIPLICITY |
1018e26f | 4731 | if (my_perl == PL_curinterp) { |
96116d93 MB |
4732 | # else |
4733 | { | |
4734 | # endif | |
3fadfdf1 | 4735 | /* Force C runtime signal stuff to set its console handler */ |
1c127fab SH |
4736 | signal(SIGINT,win32_csighandler); |
4737 | signal(SIGBREAK,win32_csighandler); | |
0a311364 JD |
4738 | |
4739 | /* We spawn asynchronous processes with the CREATE_NEW_PROCESS_GROUP | |
4740 | * flag. This has the side-effect of disabling Ctrl-C events in all | |
8cbe99e5 JD |
4741 | * processes in this group. |
4742 | * We re-enable Ctrl-C handling by calling SetConsoleCtrlHandler() | |
4743 | * with a NULL handler. | |
0a311364 | 4744 | */ |
8cbe99e5 | 4745 | SetConsoleCtrlHandler(NULL,FALSE); |
0a311364 | 4746 | |
3fadfdf1 | 4747 | /* Push our handler on top */ |
c843839f NIS |
4748 | SetConsoleCtrlHandler(win32_ctrlhandler,TRUE); |
4749 | } | |
52853b95 GS |
4750 | } |
4751 | ||
3dbbd0f5 GS |
4752 | void |
4753 | Perl_sys_intern_clear(pTHX) | |
4754 | { | |
4755 | Safefree(w32_perlshell_tokens); | |
4756 | Safefree(w32_perlshell_vec); | |
4757 | /* NOTE: w32_fdpid is freed by sv_clean_all() */ | |
4758 | Safefree(w32_children); | |
222c300a | 4759 | if (w32_timerid) { |
aeecf691 JD |
4760 | KillTimer(w32_message_hwnd, w32_timerid); |
4761 | w32_timerid = 0; | |
222c300a | 4762 | } |
aeecf691 JD |
4763 | if (w32_message_hwnd != NULL && w32_message_hwnd != INVALID_HANDLE_VALUE) |
4764 | DestroyWindow(w32_message_hwnd); | |
96116d93 | 4765 | # ifdef MULTIPLICITY |
1018e26f | 4766 | if (my_perl == PL_curinterp) { |
96116d93 MB |
4767 | # else |
4768 | { | |
4769 | # endif | |
c843839f | 4770 | SetConsoleCtrlHandler(win32_ctrlhandler,FALSE); |
c843839f | 4771 | } |
3dbbd0f5 GS |
4772 | # ifdef USE_ITHREADS |
4773 | Safefree(w32_pseudo_children); | |
4774 | # endif | |
4775 | } | |
4776 | ||
52853b95 GS |
4777 | # ifdef USE_ITHREADS |
4778 | ||
4779 | void | |
7766f137 GS |
4780 | Perl_sys_intern_dup(pTHX_ struct interp_intern *src, struct interp_intern *dst) |
4781 | { | |
7918f24d NC |
4782 | PERL_ARGS_ASSERT_SYS_INTERN_DUP; |
4783 | ||
4e205ed6 | 4784 | dst->perlshell_tokens = NULL; |
7766f137 GS |
4785 | dst->perlshell_vec = (char**)NULL; |
4786 | dst->perlshell_items = 0; | |
4787 | dst->fdpid = newAV(); | |
a02a5408 | 4788 | Newxz(dst->children, 1, child_tab); |
7766f137 | 4789 | dst->pseudo_id = 0; |
aeecf691 JD |
4790 | Newxz(dst->pseudo_children, 1, pseudo_child_tab); |
4791 | dst->timerid = 0; | |
beeded0b | 4792 | dst->message_hwnd = CAST_HWND__(INVALID_HANDLE_VALUE); |
aeecf691 | 4793 | dst->poll_count = 0; |
8ca2a5d6 | 4794 | dst->sloppystat = src->sloppystat; |
3fadfdf1 | 4795 | Copy(src->sigtable,dst->sigtable,SIG_SIZE,Sighandler_t); |
7766f137 | 4796 | } |
52853b95 GS |
4797 | # endif /* USE_ITHREADS */ |
4798 | #endif /* HAVE_INTERP_INTERN */ |