Commit | Line | Data |
---|---|---|
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 | |
0a753a76 | 45 | #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO) |
8cbe99e5 | 46 | # define PerlIO FILE |
0a753a76 | 47 | #endif |
48 | ||
7a9ec5a3 | 49 | #include <sys/stat.h> |
0a753a76 | 50 | #include "EXTERN.h" |
51 | #include "perl.h" | |
c69f6586 GS |
52 | |
53 | #define NO_XSLOCKS | |
c5be433b | 54 | #define PERL_NO_GET_CONTEXT |
ad2e33dc | 55 | #include "XSUB.h" |
c69f6586 | 56 | |
0a753a76 | 57 | #include <fcntl.h> |
5b0d9cbe NIS |
58 | #ifndef __GNUC__ |
59 | /* assert.h conflicts with #define of assert in perl.h */ | |
8cbe99e5 | 60 | # include <assert.h> |
5b0d9cbe | 61 | #endif |
8cbe99e5 | 62 | |
0a753a76 | 63 | #include <string.h> |
64 | #include <stdarg.h> | |
ad2e33dc | 65 | #include <float.h> |
ad0751ec | 66 | #include <time.h> |
4eab039d | 67 | #include <sys/utime.h> |
8cbe99e5 | 68 | |
5b0d9cbe | 69 | #ifdef __GNUC__ |
3fadfdf1 | 70 | /* Mingw32 defaults to globing command line |
5b0d9cbe NIS |
71 | * So we turn it off like this: |
72 | */ | |
73 | int _CRT_glob = 0; | |
74 | #endif | |
75 | ||
7c5b6093 AB |
76 | #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1) |
77 | /* Mingw32-1.1 is missing some prototypes */ | |
d06fc7d4 | 78 | START_EXTERN_C |
f8fb7c90 GS |
79 | FILE * _wfopen(LPCWSTR wszFileName, LPCWSTR wszMode); |
80 | FILE * _wfdopen(int nFd, LPCWSTR wszMode); | |
81 | FILE * _freopen(LPCWSTR wszFileName, LPCWSTR wszMode, FILE * pOldStream); | |
82 | int _flushall(); | |
83 | int _fcloseall(); | |
d06fc7d4 | 84 | END_EXTERN_C |
2b260de0 GS |
85 | #endif |
86 | ||
6890e559 GS |
87 | #define EXECF_EXEC 1 |
88 | #define EXECF_SPAWN 2 | |
89 | #define EXECF_SPAWN_NOWAIT 3 | |
90 | ||
32e30700 GS |
91 | #if defined(PERL_IMPLICIT_SYS) |
92 | # undef win32_get_privlib | |
93 | # define win32_get_privlib g_win32_get_privlib | |
94 | # undef win32_get_sitelib | |
95 | # define win32_get_sitelib g_win32_get_sitelib | |
4ea817c6 GS |
96 | # undef win32_get_vendorlib |
97 | # define win32_get_vendorlib g_win32_get_vendorlib | |
32e30700 GS |
98 | # undef getlogin |
99 | # define getlogin g_getlogin | |
100 | #endif | |
101 | ||
58d049f0 JD |
102 | /* VS2005 (MSC version 14) provides a mechanism to set an invalid |
103 | * parameter handler. This functionality is not available in the | |
104 | * 64-bit compiler from the Platform SDK, which unfortunately also | |
105 | * believes itself to be MSC version 14. | |
106 | * | |
107 | * There is no #define related to _set_invalid_parameter_handler(), | |
108 | * but we can check for one of the constants defined for | |
109 | * _set_abort_behavior(), which was introduced into stdlib.h at | |
110 | * the same time. | |
111 | */ | |
112 | ||
113 | #if _MSC_VER >= 1400 && defined(_WRITE_ABORT_MSG) | |
114 | # define SET_INVALID_PARAMETER_HANDLER | |
115 | #endif | |
116 | ||
117 | #ifdef SET_INVALID_PARAMETER_HANDLER | |
d52ca586 | 118 | static BOOL set_silent_invalid_parameter_handler(BOOL newvalue); |
e2cd629f SH |
119 | static void my_invalid_parameter_handler(const wchar_t* expression, |
120 | const wchar_t* function, const wchar_t* file, | |
121 | unsigned int line, uintptr_t pReserved); | |
122 | #endif | |
123 | ||
124 | static char* get_regstr_from(HKEY hkey, const char *valuename, SV **svp); | |
125 | static char* get_regstr(const char *valuename, SV **svp); | |
126 | static char* get_emd_part(SV **prev_pathp, STRLEN *const len, | |
127 | char *trailing, ...); | |
128 | static char* win32_get_xlib(const char *pl, const char *xlib, | |
129 | const char *libname, STRLEN *const len); | |
130 | static BOOL has_shell_metachars(const char *ptr); | |
131 | static long tokenize(const char *str, char **dest, char ***destv); | |
132 | static void get_shell(void); | |
133 | static char* find_next_space(const char *s); | |
134 | static int do_spawn2(pTHX_ const char *cmd, int exectype); | |
04a2c3d9 | 135 | static long find_pid(pTHX_ int pid); |
e2cd629f SH |
136 | static void remove_dead_process(long child); |
137 | static int terminate_process(DWORD pid, HANDLE process_handle, int sig); | |
138 | static int my_kill(int pid, int sig); | |
139 | static void out_of_memory(void); | |
00a0ae28 | 140 | static char* wstr_to_str(const wchar_t* wstr); |
e2cd629f SH |
141 | static long filetime_to_clock(PFILETIME ft); |
142 | static BOOL filetime_from_time(PFILETIME ft, time_t t); | |
143 | static char* create_command_line(char *cname, STRLEN clen, | |
144 | const char * const *args); | |
145 | static char* qualified_path(const char *cmd); | |
146 | static void ansify_path(void); | |
147 | static LRESULT win32_process_message(HWND hwnd, UINT msg, | |
148 | WPARAM wParam, LPARAM lParam); | |
149 | ||
150 | #ifdef USE_ITHREADS | |
04a2c3d9 | 151 | static long find_pseudo_pid(pTHX_ int pid); |
e2cd629f SH |
152 | static void remove_dead_pseudo_process(long child); |
153 | static HWND get_hwnd_delay(pTHX, long child, DWORD tries); | |
154 | #endif | |
155 | ||
156 | #ifdef HAVE_INTERP_INTERN | |
157 | static void win32_csighandler(int sig); | |
158 | #endif | |
159 | ||
160 | START_EXTERN_C | |
161 | HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE; | |
162 | char w32_module_name[MAX_PATH+1]; | |
163 | END_EXTERN_C | |
164 | ||
165 | static OSVERSIONINFO g_osver = {0, 0, 0, 0, 0, ""}; | |
166 | ||
167 | #ifdef SET_INVALID_PARAMETER_HANDLER | |
d52ca586 SH |
168 | static BOOL silent_invalid_parameter_handler = FALSE; |
169 | ||
170 | static BOOL | |
171 | set_silent_invalid_parameter_handler(BOOL newvalue) | |
172 | { | |
d52ca586 | 173 | BOOL oldvalue = silent_invalid_parameter_handler; |
adb86be5 | 174 | # ifdef _DEBUG |
d52ca586 | 175 | silent_invalid_parameter_handler = newvalue; |
d52ca586 | 176 | # endif |
adb86be5 | 177 | return oldvalue; |
d52ca586 SH |
178 | } |
179 | ||
e2cd629f SH |
180 | static void |
181 | my_invalid_parameter_handler(const wchar_t* expression, | |
0448a0bd SH |
182 | const wchar_t* function, |
183 | const wchar_t* file, | |
184 | unsigned int line, | |
185 | uintptr_t pReserved) | |
186 | { | |
187 | # ifdef _DEBUG | |
00a0ae28 SH |
188 | char* ansi_expression; |
189 | char* ansi_function; | |
190 | char* ansi_file; | |
d52ca586 SH |
191 | if (silent_invalid_parameter_handler) |
192 | return; | |
00a0ae28 SH |
193 | ansi_expression = wstr_to_str(expression); |
194 | ansi_function = wstr_to_str(function); | |
195 | ansi_file = wstr_to_str(file); | |
196 | fprintf(stderr, "Invalid parameter detected in function %s. " | |
197 | "File: %s, line: %d\n", ansi_function, ansi_file, line); | |
198 | fprintf(stderr, "Expression: %s\n", ansi_expression); | |
199 | free(ansi_expression); | |
200 | free(ansi_function); | |
201 | free(ansi_file); | |
0448a0bd SH |
202 | # endif |
203 | } | |
204 | #endif | |
205 | ||
2fa86c13 GS |
206 | EXTERN_C void |
207 | set_w32_module_name(void) | |
208 | { | |
aa2b96ec | 209 | /* this function may be called at DLL_PROCESS_ATTACH time */ |
2fa86c13 | 210 | char* ptr; |
aa2b96ec JD |
211 | HMODULE module = (HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE) |
212 | ? GetModuleHandle(NULL) | |
213 | : w32_perldll_handle); | |
2fa86c13 | 214 | |
aa2b96ec JD |
215 | OSVERSIONINFO osver; /* g_osver may not yet be initialized */ |
216 | osver.dwOSVersionInfoSize = sizeof(osver); | |
217 | GetVersionEx(&osver); | |
be9da6a9 | 218 | |
3839a0fa | 219 | if (osver.dwMajorVersion > 4) { |
aa2b96ec JD |
220 | WCHAR modulename[MAX_PATH]; |
221 | WCHAR fullname[MAX_PATH]; | |
222 | char *ansi; | |
223 | ||
ad256131 JD |
224 | DWORD (__stdcall *pfnGetLongPathNameW)(LPCWSTR, LPWSTR, DWORD) = |
225 | (DWORD (__stdcall *)(LPCWSTR, LPWSTR, DWORD)) | |
226 | GetProcAddress(GetModuleHandle("kernel32.dll"), "GetLongPathNameW"); | |
227 | ||
aa2b96ec JD |
228 | GetModuleFileNameW(module, modulename, sizeof(modulename)/sizeof(WCHAR)); |
229 | ||
230 | /* Make sure we get an absolute pathname in case the module was loaded | |
231 | * explicitly by LoadLibrary() with a relative path. */ | |
232 | GetFullPathNameW(modulename, sizeof(fullname)/sizeof(WCHAR), fullname, NULL); | |
233 | ||
ad256131 JD |
234 | /* Make sure we start with the long path name of the module because we |
235 | * later scan for pathname components to match "5.xx" to locate | |
236 | * compatible sitelib directories, and the short pathname might mangle | |
237 | * this path segment (e.g. by removing the dot on NTFS to something | |
238 | * like "5xx~1.yy") */ | |
239 | if (pfnGetLongPathNameW) | |
240 | pfnGetLongPathNameW(fullname, fullname, sizeof(fullname)/sizeof(WCHAR)); | |
241 | ||
aa2b96ec JD |
242 | /* remove \\?\ prefix */ |
243 | if (memcmp(fullname, L"\\\\?\\", 4*sizeof(WCHAR)) == 0) | |
244 | memmove(fullname, fullname+4, (wcslen(fullname+4)+1)*sizeof(WCHAR)); | |
245 | ||
246 | ansi = win32_ansipath(fullname); | |
247 | my_strlcpy(w32_module_name, ansi, sizeof(w32_module_name)); | |
248 | win32_free(ansi); | |
249 | } | |
250 | else { | |
251 | GetModuleFileName(module, w32_module_name, sizeof(w32_module_name)); | |
252 | ||
253 | /* remove \\?\ prefix */ | |
254 | if (memcmp(w32_module_name, "\\\\?\\", 4) == 0) | |
255 | memmove(w32_module_name, w32_module_name+4, strlen(w32_module_name+4)+1); | |
256 | ||
257 | /* try to get full path to binary (which may be mangled when perl is | |
258 | * run from a 16-bit app) */ | |
259 | /*PerlIO_printf(Perl_debug_log, "Before %s\n", w32_module_name);*/ | |
260 | win32_longpath(w32_module_name); | |
261 | /*PerlIO_printf(Perl_debug_log, "After %s\n", w32_module_name);*/ | |
262 | } | |
2fa86c13 GS |
263 | |
264 | /* normalize to forward slashes */ | |
265 | ptr = w32_module_name; | |
266 | while (*ptr) { | |
267 | if (*ptr == '\\') | |
268 | *ptr = '/'; | |
269 | ++ptr; | |
270 | } | |
271 | } | |
272 | ||
c5be433b | 273 | /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */ |
51371543 | 274 | static char* |
c5be433b | 275 | get_regstr_from(HKEY hkey, const char *valuename, SV **svp) |
349ad1fe GS |
276 | { |
277 | /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */ | |
00dc2f4f GS |
278 | HKEY handle; |
279 | DWORD type; | |
280 | const char *subkey = "Software\\Perl"; | |
4e205ed6 | 281 | char *str = NULL; |
00dc2f4f GS |
282 | long retval; |
283 | ||
284 | retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle); | |
349ad1fe | 285 | if (retval == ERROR_SUCCESS) { |
51371543 GS |
286 | DWORD datalen; |
287 | retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen); | |
1c94caf4 GS |
288 | if (retval == ERROR_SUCCESS |
289 | && (type == REG_SZ || type == REG_EXPAND_SZ)) | |
290 | { | |
acfe0abc | 291 | dTHX; |
c5be433b GS |
292 | if (!*svp) |
293 | *svp = sv_2mortal(newSVpvn("",0)); | |
294 | SvGROW(*svp, datalen); | |
51371543 | 295 | retval = RegQueryValueEx(handle, valuename, 0, NULL, |
c5be433b | 296 | (PBYTE)SvPVX(*svp), &datalen); |
51371543 | 297 | if (retval == ERROR_SUCCESS) { |
c5be433b GS |
298 | str = SvPVX(*svp); |
299 | SvCUR_set(*svp,datalen-1); | |
51371543 | 300 | } |
00dc2f4f GS |
301 | } |
302 | RegCloseKey(handle); | |
303 | } | |
349ad1fe | 304 | return str; |
00dc2f4f GS |
305 | } |
306 | ||
c5be433b | 307 | /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */ |
51371543 | 308 | static char* |
c5be433b | 309 | get_regstr(const char *valuename, SV **svp) |
00dc2f4f | 310 | { |
c5be433b | 311 | char *str = get_regstr_from(HKEY_CURRENT_USER, valuename, svp); |
349ad1fe | 312 | if (!str) |
c5be433b | 313 | str = get_regstr_from(HKEY_LOCAL_MACHINE, valuename, svp); |
349ad1fe | 314 | return str; |
00dc2f4f GS |
315 | } |
316 | ||
c5be433b | 317 | /* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */ |
e5a95ffb | 318 | static char * |
e6a0bbf8 | 319 | get_emd_part(SV **prev_pathp, STRLEN *const len, char *trailing_path, ...) |
00dc2f4f | 320 | { |
dc9e4912 | 321 | char base[10]; |
e5a95ffb | 322 | va_list ap; |
e24c7c18 | 323 | char mod_name[MAX_PATH+1]; |
00dc2f4f | 324 | char *ptr; |
e5a95ffb GS |
325 | char *optr; |
326 | char *strip; | |
273cf8d1 | 327 | STRLEN baselen; |
e5a95ffb GS |
328 | |
329 | va_start(ap, trailing_path); | |
330 | strip = va_arg(ap, char *); | |
331 | ||
273cf8d1 GS |
332 | sprintf(base, "%d.%d", (int)PERL_REVISION, (int)PERL_VERSION); |
333 | baselen = strlen(base); | |
dc9e4912 | 334 | |
8ac9c18d | 335 | if (!*w32_module_name) { |
2fa86c13 | 336 | set_w32_module_name(); |
95140b98 | 337 | } |
8ac9c18d | 338 | strcpy(mod_name, w32_module_name); |
95140b98 | 339 | ptr = strrchr(mod_name, '/'); |
e5a95ffb GS |
340 | while (ptr && strip) { |
341 | /* look for directories to skip back */ | |
342 | optr = ptr; | |
00dc2f4f | 343 | *ptr = '\0'; |
95140b98 | 344 | ptr = strrchr(mod_name, '/'); |
1c39adb2 GS |
345 | /* avoid stripping component if there is no slash, |
346 | * or it doesn't match ... */ | |
e5a95ffb | 347 | if (!ptr || stricmp(ptr+1, strip) != 0) { |
273cf8d1 | 348 | /* ... but not if component matches m|5\.$patchlevel.*| */ |
1c39adb2 | 349 | if (!ptr || !(*strip == '5' && *(ptr+1) == '5' |
273cf8d1 GS |
350 | && strncmp(strip, base, baselen) == 0 |
351 | && strncmp(ptr+1, base, baselen) == 0)) | |
95140b98 GS |
352 | { |
353 | *optr = '/'; | |
80252599 GS |
354 | ptr = optr; |
355 | } | |
00dc2f4f | 356 | } |
e5a95ffb | 357 | strip = va_arg(ap, char *); |
00dc2f4f | 358 | } |
e5a95ffb GS |
359 | if (!ptr) { |
360 | ptr = mod_name; | |
361 | *ptr++ = '.'; | |
95140b98 | 362 | *ptr = '/'; |
00dc2f4f | 363 | } |
e5a95ffb GS |
364 | va_end(ap); |
365 | strcpy(++ptr, trailing_path); | |
366 | ||
dc9e4912 | 367 | /* only add directory if it exists */ |
349ad1fe | 368 | if (GetFileAttributes(mod_name) != (DWORD) -1) { |
dc9e4912 | 369 | /* directory exists */ |
acfe0abc | 370 | dTHX; |
c5be433b GS |
371 | if (!*prev_pathp) |
372 | *prev_pathp = sv_2mortal(newSVpvn("",0)); | |
f0c8bec2 SH |
373 | else if (SvPVX(*prev_pathp)) |
374 | sv_catpvn(*prev_pathp, ";", 1); | |
c5be433b | 375 | sv_catpv(*prev_pathp, mod_name); |
e6a0bbf8 NC |
376 | if(len) |
377 | *len = SvCUR(*prev_pathp); | |
c5be433b | 378 | return SvPVX(*prev_pathp); |
00dc2f4f | 379 | } |
00dc2f4f | 380 | |
4e205ed6 | 381 | return NULL; |
00dc2f4f GS |
382 | } |
383 | ||
73f2c082 | 384 | EXTERN_C char * |
e6a0bbf8 | 385 | win32_get_privlib(const char *pl, STRLEN *const len) |
00dc2f4f | 386 | { |
e5a95ffb GS |
387 | char *stdlib = "lib"; |
388 | char buffer[MAX_PATH+1]; | |
4e205ed6 | 389 | SV *sv = NULL; |
00dc2f4f | 390 | |
e5a95ffb GS |
391 | /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */ |
392 | sprintf(buffer, "%s-%s", stdlib, pl); | |
c5be433b GS |
393 | if (!get_regstr(buffer, &sv)) |
394 | (void)get_regstr(stdlib, &sv); | |
00dc2f4f | 395 | |
e5a95ffb | 396 | /* $stdlib .= ";$EMD/../../lib" */ |
e6a0bbf8 | 397 | return get_emd_part(&sv, len, stdlib, ARCHNAME, "bin", NULL); |
00dc2f4f GS |
398 | } |
399 | ||
4ea817c6 | 400 | static char * |
e6a0bbf8 NC |
401 | win32_get_xlib(const char *pl, const char *xlib, const char *libname, |
402 | STRLEN *const len) | |
00dc2f4f | 403 | { |
e5a95ffb | 404 | char regstr[40]; |
e24c7c18 | 405 | char pathstr[MAX_PATH+1]; |
4e205ed6 SP |
406 | SV *sv1 = NULL; |
407 | SV *sv2 = NULL; | |
00dc2f4f | 408 | |
4ea817c6 GS |
409 | /* $HKCU{"$xlib-$]"} || $HKLM{"$xlib-$]"} . ---; */ |
410 | sprintf(regstr, "%s-%s", xlib, pl); | |
c5be433b | 411 | (void)get_regstr(regstr, &sv1); |
e5a95ffb | 412 | |
4ea817c6 GS |
413 | /* $xlib .= |
414 | * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/$]/lib"; */ | |
415 | sprintf(pathstr, "%s/%s/lib", libname, pl); | |
e6a0bbf8 | 416 | (void)get_emd_part(&sv1, NULL, pathstr, ARCHNAME, "bin", pl, NULL); |
00dc2f4f | 417 | |
4ea817c6 GS |
418 | /* $HKCU{$xlib} || $HKLM{$xlib} . ---; */ |
419 | (void)get_regstr(xlib, &sv2); | |
00dc2f4f | 420 | |
4ea817c6 GS |
421 | /* $xlib .= |
422 | * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/lib"; */ | |
423 | sprintf(pathstr, "%s/lib", libname); | |
e6a0bbf8 | 424 | (void)get_emd_part(&sv2, NULL, pathstr, ARCHNAME, "bin", pl, NULL); |
e5a95ffb | 425 | |
51371543 | 426 | if (!sv1 && !sv2) |
4e205ed6 | 427 | return NULL; |
e6a0bbf8 NC |
428 | if (!sv1) { |
429 | sv1 = sv2; | |
430 | } else if (sv2) { | |
04a2c3d9 | 431 | dTHX; |
e6a0bbf8 NC |
432 | sv_catpvn(sv1, ";", 1); |
433 | sv_catsv(sv1, sv2); | |
434 | } | |
e5a95ffb | 435 | |
e6a0bbf8 NC |
436 | if (len) |
437 | *len = SvCUR(sv1); | |
349ad1fe | 438 | return SvPVX(sv1); |
68dc0745 | 439 | } |
0a753a76 | 440 | |
73f2c082 | 441 | EXTERN_C char * |
e6a0bbf8 | 442 | win32_get_sitelib(const char *pl, STRLEN *const len) |
4ea817c6 | 443 | { |
e6a0bbf8 | 444 | return win32_get_xlib(pl, "sitelib", "site", len); |
4ea817c6 GS |
445 | } |
446 | ||
447 | #ifndef PERL_VENDORLIB_NAME | |
448 | # define PERL_VENDORLIB_NAME "vendor" | |
449 | #endif | |
450 | ||
73f2c082 | 451 | EXTERN_C char * |
e6a0bbf8 | 452 | win32_get_vendorlib(const char *pl, STRLEN *const len) |
4ea817c6 | 453 | { |
e6a0bbf8 | 454 | return win32_get_xlib(pl, "vendorlib", PERL_VENDORLIB_NAME, len); |
4ea817c6 | 455 | } |
b4793f7f | 456 | |
2d7a9237 | 457 | static BOOL |
08039b81 | 458 | has_shell_metachars(const char *ptr) |
68dc0745 | 459 | { |
460 | int inquote = 0; | |
461 | char quote = '\0'; | |
462 | ||
463 | /* | |
464 | * Scan string looking for redirection (< or >) or pipe | |
e200fe59 JD |
465 | * characters (|) that are not in a quoted string. |
466 | * Shell variable interpolation (%VAR%) can also happen inside strings. | |
68dc0745 | 467 | */ |
9404a519 | 468 | while (*ptr) { |
68dc0745 | 469 | switch(*ptr) { |
e200fe59 JD |
470 | case '%': |
471 | return TRUE; | |
68dc0745 | 472 | case '\'': |
473 | case '\"': | |
9404a519 GS |
474 | if (inquote) { |
475 | if (quote == *ptr) { | |
68dc0745 | 476 | inquote = 0; |
477 | quote = '\0'; | |
0a753a76 | 478 | } |
68dc0745 | 479 | } |
480 | else { | |
481 | quote = *ptr; | |
482 | inquote++; | |
483 | } | |
484 | break; | |
485 | case '>': | |
486 | case '<': | |
487 | case '|': | |
9404a519 | 488 | if (!inquote) |
68dc0745 | 489 | return TRUE; |
490 | default: | |
491 | break; | |
0a753a76 | 492 | } |
68dc0745 | 493 | ++ptr; |
494 | } | |
495 | return FALSE; | |
0a753a76 | 496 | } |
497 | ||
32e30700 | 498 | #if !defined(PERL_IMPLICIT_SYS) |
68dc0745 | 499 | /* since the current process environment is being updated in util.c |
500 | * the library functions will get the correct environment | |
501 | */ | |
502 | PerlIO * | |
79d39d80 | 503 | Perl_my_popen(pTHX_ const char *cmd, const char *mode) |
0a753a76 | 504 | { |
45bc9206 | 505 | PERL_FLUSHALL_FOR_CHILD; |
0a753a76 | 506 | return win32_popen(cmd, mode); |
0a753a76 | 507 | } |
508 | ||
68dc0745 | 509 | long |
4f63d024 | 510 | Perl_my_pclose(pTHX_ PerlIO *fp) |
0a753a76 | 511 | { |
512 | return win32_pclose(fp); | |
513 | } | |
c69f6586 | 514 | #endif |
0a753a76 | 515 | |
0cb96387 GS |
516 | DllExport unsigned long |
517 | win32_os_id(void) | |
0a753a76 | 518 | { |
aeecf691 | 519 | return (unsigned long)g_osver.dwPlatformId; |
0a753a76 | 520 | } |
521 | ||
7766f137 GS |
522 | DllExport int |
523 | win32_getpid(void) | |
524 | { | |
525 | #ifdef USE_ITHREADS | |
acfe0abc | 526 | dTHX; |
7766f137 GS |
527 | if (w32_pseudo_id) |
528 | return -((int)w32_pseudo_id); | |
529 | #endif | |
8cbe99e5 | 530 | return _getpid(); |
7766f137 GS |
531 | } |
532 | ||
ce1da67e GS |
533 | /* Tokenize a string. Words are null-separated, and the list |
534 | * ends with a doubled null. Any character (except null and | |
535 | * including backslash) may be escaped by preceding it with a | |
536 | * backslash (the backslash will be stripped). | |
537 | * Returns number of words in result buffer. | |
538 | */ | |
539 | static long | |
dff6d3cd | 540 | tokenize(const char *str, char **dest, char ***destv) |
ce1da67e | 541 | { |
4e205ed6 | 542 | char *retstart = NULL; |
ce1da67e GS |
543 | char **retvstart = 0; |
544 | int items = -1; | |
545 | if (str) { | |
546 | int slen = strlen(str); | |
eb578fdb KW |
547 | char *ret; |
548 | char **retv; | |
a02a5408 JC |
549 | Newx(ret, slen+2, char); |
550 | Newx(retv, (slen+3)/2, char*); | |
ce1da67e GS |
551 | |
552 | retstart = ret; | |
553 | retvstart = retv; | |
554 | *retv = ret; | |
555 | items = 0; | |
556 | while (*str) { | |
557 | *ret = *str++; | |
558 | if (*ret == '\\' && *str) | |
559 | *ret = *str++; | |
560 | else if (*ret == ' ') { | |
561 | while (*str == ' ') | |
562 | str++; | |
563 | if (ret == retstart) | |
564 | ret--; | |
565 | else { | |
566 | *ret = '\0'; | |
567 | ++items; | |
568 | if (*str) | |
569 | *++retv = ret+1; | |
570 | } | |
571 | } | |
572 | else if (!*str) | |
573 | ++items; | |
574 | ret++; | |
575 | } | |
4e205ed6 | 576 | retvstart[items] = NULL; |
ce1da67e GS |
577 | *ret++ = '\0'; |
578 | *ret = '\0'; | |
579 | } | |
580 | *dest = retstart; | |
581 | *destv = retvstart; | |
582 | return items; | |
583 | } | |
584 | ||
585 | static void | |
2d7a9237 | 586 | get_shell(void) |
0a753a76 | 587 | { |
acfe0abc | 588 | dTHX; |
ce1da67e | 589 | if (!w32_perlshell_tokens) { |
174c211a GS |
590 | /* we don't use COMSPEC here for two reasons: |
591 | * 1. the same reason perl on UNIX doesn't use SHELL--rampant and | |
592 | * uncontrolled unportability of the ensuing scripts. | |
593 | * 2. PERL5SHELL could be set to a shell that may not be fit for | |
594 | * interactive use (which is what most programs look in COMSPEC | |
595 | * for). | |
596 | */ | |
8cbe99e5 | 597 | const char* defaultshell = "cmd.exe /x/d/c"; |
2fb9ab56 | 598 | const char *usershell = PerlEnv_getenv("PERL5SHELL"); |
ce1da67e GS |
599 | w32_perlshell_items = tokenize(usershell ? usershell : defaultshell, |
600 | &w32_perlshell_tokens, | |
601 | &w32_perlshell_vec); | |
68dc0745 | 602 | } |
0a753a76 | 603 | } |
604 | ||
68dc0745 | 605 | int |
54725af6 | 606 | Perl_do_aspawn(pTHX_ SV *really, SV **mark, SV **sp) |
0a753a76 | 607 | { |
68dc0745 | 608 | char **argv; |
2d7a9237 | 609 | char *str; |
68dc0745 | 610 | int status; |
2d7a9237 | 611 | int flag = P_WAIT; |
68dc0745 | 612 | int index = 0; |
68dc0745 | 613 | |
7918f24d NC |
614 | PERL_ARGS_ASSERT_DO_ASPAWN; |
615 | ||
2d7a9237 GS |
616 | if (sp <= mark) |
617 | return -1; | |
68dc0745 | 618 | |
ce1da67e | 619 | get_shell(); |
a02a5408 | 620 | Newx(argv, (sp - mark) + w32_perlshell_items + 2, char*); |
2d7a9237 GS |
621 | |
622 | if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) { | |
623 | ++mark; | |
624 | flag = SvIVx(*mark); | |
68dc0745 | 625 | } |
626 | ||
9404a519 | 627 | while (++mark <= sp) { |
bb897dfc | 628 | if (*mark && (str = SvPV_nolen(*mark))) |
2d7a9237 GS |
629 | argv[index++] = str; |
630 | else | |
631 | argv[index++] = ""; | |
68dc0745 | 632 | } |
633 | argv[index++] = 0; | |
3fadfdf1 | 634 | |
2d7a9237 | 635 | status = win32_spawnvp(flag, |
bb897dfc | 636 | (const char*)(really ? SvPV_nolen(really) : argv[0]), |
2d7a9237 GS |
637 | (const char* const*)argv); |
638 | ||
80252599 | 639 | if (status < 0 && (errno == ENOEXEC || errno == ENOENT)) { |
2d7a9237 | 640 | /* possible shell-builtin, invoke with shell */ |
ce1da67e GS |
641 | int sh_items; |
642 | sh_items = w32_perlshell_items; | |
2d7a9237 GS |
643 | while (--index >= 0) |
644 | argv[index+sh_items] = argv[index]; | |
ce1da67e GS |
645 | while (--sh_items >= 0) |
646 | argv[sh_items] = w32_perlshell_vec[sh_items]; | |
3fadfdf1 | 647 | |
2d7a9237 | 648 | status = win32_spawnvp(flag, |
bb897dfc | 649 | (const char*)(really ? SvPV_nolen(really) : argv[0]), |
2d7a9237 GS |
650 | (const char* const*)argv); |
651 | } | |
68dc0745 | 652 | |
922b1888 | 653 | if (flag == P_NOWAIT) { |
40c7cc6d | 654 | PL_statusvalue = -1; /* >16bits hint for pp_system() */ |
922b1888 GS |
655 | } |
656 | else { | |
50892819 | 657 | if (status < 0) { |
0453d815 | 658 | if (ckWARN(WARN_EXEC)) |
f98bc0c6 | 659 | Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't spawn \"%s\": %s", argv[0], strerror(errno)); |
50892819 GS |
660 | status = 255 * 256; |
661 | } | |
662 | else | |
663 | status *= 256; | |
b28d0864 | 664 | PL_statusvalue = status; |
5aabfad6 | 665 | } |
ce1da67e | 666 | Safefree(argv); |
50892819 | 667 | return (status); |
68dc0745 | 668 | } |
669 | ||
dd7038b3 JH |
670 | /* returns pointer to the next unquoted space or the end of the string */ |
671 | static char* | |
672 | find_next_space(const char *s) | |
673 | { | |
674 | bool in_quotes = FALSE; | |
675 | while (*s) { | |
676 | /* ignore doubled backslashes, or backslash+quote */ | |
677 | if (*s == '\\' && (s[1] == '\\' || s[1] == '"')) { | |
678 | s += 2; | |
679 | } | |
680 | /* keep track of when we're within quotes */ | |
681 | else if (*s == '"') { | |
682 | s++; | |
683 | in_quotes = !in_quotes; | |
684 | } | |
685 | /* break it up only at spaces that aren't in quotes */ | |
686 | else if (!in_quotes && isSPACE(*s)) | |
687 | return (char*)s; | |
688 | else | |
689 | s++; | |
690 | } | |
691 | return (char*)s; | |
692 | } | |
693 | ||
54725af6 | 694 | static int |
08039b81 | 695 | do_spawn2(pTHX_ const char *cmd, int exectype) |
68dc0745 | 696 | { |
697 | char **a; | |
698 | char *s; | |
699 | char **argv; | |
700 | int status = -1; | |
701 | BOOL needToTry = TRUE; | |
2d7a9237 | 702 | char *cmd2; |
68dc0745 | 703 | |
2d7a9237 GS |
704 | /* Save an extra exec if possible. See if there are shell |
705 | * metacharacters in it */ | |
e200fe59 | 706 | if (!has_shell_metachars(cmd)) { |
a02a5408 JC |
707 | Newx(argv, strlen(cmd) / 2 + 2, char*); |
708 | Newx(cmd2, strlen(cmd) + 1, char); | |
68dc0745 | 709 | strcpy(cmd2, cmd); |
710 | a = argv; | |
711 | for (s = cmd2; *s;) { | |
de030af3 | 712 | while (*s && isSPACE(*s)) |
68dc0745 | 713 | s++; |
714 | if (*s) | |
715 | *(a++) = s; | |
dd7038b3 | 716 | s = find_next_space(s); |
9404a519 | 717 | if (*s) |
68dc0745 | 718 | *s++ = '\0'; |
0a753a76 | 719 | } |
4e205ed6 | 720 | *a = NULL; |
ce1da67e | 721 | if (argv[0]) { |
6890e559 GS |
722 | switch (exectype) { |
723 | case EXECF_SPAWN: | |
724 | status = win32_spawnvp(P_WAIT, argv[0], | |
725 | (const char* const*)argv); | |
726 | break; | |
727 | case EXECF_SPAWN_NOWAIT: | |
728 | status = win32_spawnvp(P_NOWAIT, argv[0], | |
729 | (const char* const*)argv); | |
730 | break; | |
731 | case EXECF_EXEC: | |
732 | status = win32_execvp(argv[0], (const char* const*)argv); | |
733 | break; | |
734 | } | |
2d7a9237 | 735 | if (status != -1 || errno == 0) |
68dc0745 | 736 | needToTry = FALSE; |
0a753a76 | 737 | } |
0a753a76 | 738 | Safefree(argv); |
68dc0745 | 739 | Safefree(cmd2); |
740 | } | |
2d7a9237 | 741 | if (needToTry) { |
ce1da67e GS |
742 | char **argv; |
743 | int i = -1; | |
744 | get_shell(); | |
a02a5408 | 745 | Newx(argv, w32_perlshell_items + 2, char*); |
ce1da67e GS |
746 | while (++i < w32_perlshell_items) |
747 | argv[i] = w32_perlshell_vec[i]; | |
08039b81 | 748 | argv[i++] = (char *)cmd; |
4e205ed6 | 749 | argv[i] = NULL; |
6890e559 GS |
750 | switch (exectype) { |
751 | case EXECF_SPAWN: | |
752 | status = win32_spawnvp(P_WAIT, argv[0], | |
753 | (const char* const*)argv); | |
754 | break; | |
755 | case EXECF_SPAWN_NOWAIT: | |
756 | status = win32_spawnvp(P_NOWAIT, argv[0], | |
757 | (const char* const*)argv); | |
758 | break; | |
759 | case EXECF_EXEC: | |
760 | status = win32_execvp(argv[0], (const char* const*)argv); | |
761 | break; | |
762 | } | |
ce1da67e GS |
763 | cmd = argv[0]; |
764 | Safefree(argv); | |
68dc0745 | 765 | } |
922b1888 | 766 | if (exectype == EXECF_SPAWN_NOWAIT) { |
40c7cc6d | 767 | PL_statusvalue = -1; /* >16bits hint for pp_system() */ |
922b1888 GS |
768 | } |
769 | else { | |
50892819 | 770 | if (status < 0) { |
0453d815 | 771 | if (ckWARN(WARN_EXEC)) |
f98bc0c6 | 772 | Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't %s \"%s\": %s", |
50892819 GS |
773 | (exectype == EXECF_EXEC ? "exec" : "spawn"), |
774 | cmd, strerror(errno)); | |
775 | status = 255 * 256; | |
776 | } | |
777 | else | |
778 | status *= 256; | |
b28d0864 | 779 | PL_statusvalue = status; |
5aabfad6 | 780 | } |
50892819 | 781 | return (status); |
0a753a76 | 782 | } |
783 | ||
6890e559 | 784 | int |
54725af6 | 785 | Perl_do_spawn(pTHX_ char *cmd) |
6890e559 | 786 | { |
7918f24d NC |
787 | PERL_ARGS_ASSERT_DO_SPAWN; |
788 | ||
54725af6 | 789 | return do_spawn2(aTHX_ cmd, EXECF_SPAWN); |
6890e559 GS |
790 | } |
791 | ||
2d7a9237 | 792 | int |
54725af6 | 793 | Perl_do_spawn_nowait(pTHX_ char *cmd) |
2d7a9237 | 794 | { |
7918f24d NC |
795 | PERL_ARGS_ASSERT_DO_SPAWN_NOWAIT; |
796 | ||
54725af6 | 797 | return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT); |
2d7a9237 GS |
798 | } |
799 | ||
6890e559 | 800 | bool |
79d39d80 | 801 | Perl_do_exec(pTHX_ const char *cmd) |
6890e559 | 802 | { |
7918f24d NC |
803 | PERL_ARGS_ASSERT_DO_EXEC; |
804 | ||
08039b81 | 805 | do_spawn2(aTHX_ cmd, EXECF_EXEC); |
6890e559 GS |
806 | return FALSE; |
807 | } | |
808 | ||
68dc0745 | 809 | /* The idea here is to read all the directory names into a string table |
810 | * (separated by nulls) and when one of the other dir functions is called | |
811 | * return the pointer to the current file name. | |
812 | */ | |
c5be433b | 813 | DllExport DIR * |
0e06f75d | 814 | win32_opendir(const char *filename) |
0a753a76 | 815 | { |
04a2c3d9 | 816 | dTHXa(NULL); |
95136add | 817 | DIR *dirp; |
9404a519 GS |
818 | long len; |
819 | long idx; | |
820 | char scanname[MAX_PATH+3]; | |
8cbe99e5 | 821 | WCHAR wscanname[sizeof(scanname)]; |
35cf1ab6 | 822 | WIN32_FIND_DATAW wFindData; |
35cf1ab6 | 823 | char buffer[MAX_PATH*2]; |
8cbe99e5 | 824 | BOOL use_default; |
9404a519 GS |
825 | |
826 | len = strlen(filename); | |
525f9ba8 AD |
827 | if (len == 0) { |
828 | errno = ENOENT; | |
9404a519 | 829 | return NULL; |
525f9ba8 AD |
830 | } |
831 | if (len > MAX_PATH) { | |
832 | errno = ENAMETOOLONG; | |
24caa93f | 833 | return NULL; |
525f9ba8 AD |
834 | } |
835 | ||
68dc0745 | 836 | /* Get us a DIR structure */ |
a02a5408 | 837 | Newxz(dirp, 1, DIR); |
68dc0745 | 838 | |
839 | /* Create the search pattern */ | |
840 | strcpy(scanname, filename); | |
23db2e2d GS |
841 | |
842 | /* bare drive name means look in cwd for drive */ | |
843 | if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') { | |
844 | scanname[len++] = '.'; | |
845 | scanname[len++] = '/'; | |
846 | } | |
847 | else if (scanname[len-1] != '/' && scanname[len-1] != '\\') { | |
9404a519 | 848 | scanname[len++] = '/'; |
23db2e2d | 849 | } |
9404a519 GS |
850 | scanname[len++] = '*'; |
851 | scanname[len] = '\0'; | |
68dc0745 | 852 | |
853 | /* do the FindFirstFile call */ | |
8cbe99e5 | 854 | MultiByteToWideChar(CP_ACP, 0, scanname, -1, wscanname, sizeof(wscanname)/sizeof(WCHAR)); |
04a2c3d9 | 855 | aTHXa(PERL_GET_THX); |
8cbe99e5 JD |
856 | dirp->handle = FindFirstFileW(PerlDir_mapW(wscanname), &wFindData); |
857 | ||
8c56068e | 858 | if (dirp->handle == INVALID_HANDLE_VALUE) { |
95136add | 859 | DWORD err = GetLastError(); |
21e72512 | 860 | /* FindFirstFile() fails on empty drives! */ |
95136add GS |
861 | switch (err) { |
862 | case ERROR_FILE_NOT_FOUND: | |
863 | return dirp; | |
864 | case ERROR_NO_MORE_FILES: | |
865 | case ERROR_PATH_NOT_FOUND: | |
866 | errno = ENOENT; | |
867 | break; | |
868 | case ERROR_NOT_ENOUGH_MEMORY: | |
869 | errno = ENOMEM; | |
870 | break; | |
871 | default: | |
872 | errno = EINVAL; | |
873 | break; | |
874 | } | |
875 | Safefree(dirp); | |
68dc0745 | 876 | return NULL; |
877 | } | |
878 | ||
8cbe99e5 JD |
879 | use_default = FALSE; |
880 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
881 | wFindData.cFileName, -1, | |
882 | buffer, sizeof(buffer), NULL, &use_default); | |
883 | if (use_default && *wFindData.cAlternateFileName) { | |
35cf1ab6 | 884 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, |
8cbe99e5 JD |
885 | wFindData.cAlternateFileName, -1, |
886 | buffer, sizeof(buffer), NULL, NULL); | |
35cf1ab6 | 887 | } |
8cbe99e5 | 888 | |
68dc0745 | 889 | /* now allocate the first part of the string table for |
890 | * the filenames that we find. | |
891 | */ | |
8cbe99e5 | 892 | idx = strlen(buffer)+1; |
95136add | 893 | if (idx < 256) |
35cf1ab6 | 894 | dirp->size = 256; |
95136add GS |
895 | else |
896 | dirp->size = idx; | |
a02a5408 | 897 | Newx(dirp->start, dirp->size, char); |
8cbe99e5 | 898 | strcpy(dirp->start, buffer); |
95136add GS |
899 | dirp->nfiles++; |
900 | dirp->end = dirp->curr = dirp->start; | |
901 | dirp->end += idx; | |
902 | return dirp; | |
0a753a76 | 903 | } |
904 | ||
905 | ||
68dc0745 | 906 | /* Readdir just returns the current string pointer and bumps the |
907 | * string pointer to the nDllExport entry. | |
908 | */ | |
c5be433b | 909 | DllExport struct direct * |
ce2e26e5 | 910 | win32_readdir(DIR *dirp) |
0a753a76 | 911 | { |
95136add | 912 | long len; |
0a753a76 | 913 | |
68dc0745 | 914 | if (dirp->curr) { |
915 | /* first set up the structure to return */ | |
916 | len = strlen(dirp->curr); | |
0f38926b | 917 | strcpy(dirp->dirstr.d_name, dirp->curr); |
68dc0745 | 918 | dirp->dirstr.d_namlen = len; |
0a753a76 | 919 | |
68dc0745 | 920 | /* Fake an inode */ |
0f38926b | 921 | dirp->dirstr.d_ino = dirp->curr - dirp->start; |
0a753a76 | 922 | |
95136add | 923 | /* Now set up for the next call to readdir */ |
68dc0745 | 924 | dirp->curr += len + 1; |
95136add | 925 | if (dirp->curr >= dirp->end) { |
35cf1ab6 | 926 | BOOL res; |
35cf1ab6 | 927 | char buffer[MAX_PATH*2]; |
95136add | 928 | |
60b22aca JD |
929 | if (dirp->handle == INVALID_HANDLE_VALUE) { |
930 | res = 0; | |
931 | } | |
95136add GS |
932 | /* finding the next file that matches the wildcard |
933 | * (which should be all of them in this directory!). | |
95136add | 934 | */ |
8cbe99e5 | 935 | else { |
35cf1ab6 JD |
936 | WIN32_FIND_DATAW wFindData; |
937 | res = FindNextFileW(dirp->handle, &wFindData); | |
938 | if (res) { | |
939 | BOOL use_default = FALSE; | |
940 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
941 | wFindData.cFileName, -1, | |
942 | buffer, sizeof(buffer), NULL, &use_default); | |
943 | if (use_default && *wFindData.cAlternateFileName) { | |
944 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
945 | wFindData.cAlternateFileName, -1, | |
946 | buffer, sizeof(buffer), NULL, NULL); | |
947 | } | |
35cf1ab6 JD |
948 | } |
949 | } | |
95136add | 950 | if (res) { |
0f38926b | 951 | long endpos = dirp->end - dirp->start; |
8cbe99e5 | 952 | long newsize = endpos + strlen(buffer) + 1; |
95136add | 953 | /* bump the string table size by enough for the |
022735b4 | 954 | * new name and its null terminator */ |
0f38926b GS |
955 | while (newsize > dirp->size) { |
956 | long curpos = dirp->curr - dirp->start; | |
95136add GS |
957 | dirp->size *= 2; |
958 | Renew(dirp->start, dirp->size, char); | |
0f38926b | 959 | dirp->curr = dirp->start + curpos; |
95136add | 960 | } |
8cbe99e5 | 961 | strcpy(dirp->start + endpos, buffer); |
0f38926b | 962 | dirp->end = dirp->start + newsize; |
95136add GS |
963 | dirp->nfiles++; |
964 | } | |
60b22aca | 965 | else { |
95136add | 966 | dirp->curr = NULL; |
60b22aca JD |
967 | if (dirp->handle != INVALID_HANDLE_VALUE) { |
968 | FindClose(dirp->handle); | |
969 | dirp->handle = INVALID_HANDLE_VALUE; | |
970 | } | |
971 | } | |
68dc0745 | 972 | } |
68dc0745 | 973 | return &(dirp->dirstr); |
3fadfdf1 | 974 | } |
68dc0745 | 975 | else |
976 | return NULL; | |
0a753a76 | 977 | } |
978 | ||
68dc0745 | 979 | /* Telldir returns the current string pointer position */ |
c5be433b | 980 | DllExport long |
ce2e26e5 | 981 | win32_telldir(DIR *dirp) |
0a753a76 | 982 | { |
60b22aca | 983 | return dirp->curr ? (dirp->curr - dirp->start) : -1; |
0a753a76 | 984 | } |
985 | ||
986 | ||
68dc0745 | 987 | /* Seekdir moves the string pointer to a previously saved position |
95136add | 988 | * (returned by telldir). |
68dc0745 | 989 | */ |
c5be433b | 990 | DllExport void |
ce2e26e5 | 991 | win32_seekdir(DIR *dirp, long loc) |
0a753a76 | 992 | { |
60b22aca | 993 | dirp->curr = loc == -1 ? NULL : dirp->start + loc; |
0a753a76 | 994 | } |
995 | ||
68dc0745 | 996 | /* Rewinddir resets the string pointer to the start */ |
c5be433b | 997 | DllExport void |
ce2e26e5 | 998 | win32_rewinddir(DIR *dirp) |
0a753a76 | 999 | { |
1000 | dirp->curr = dirp->start; | |
1001 | } | |
1002 | ||
68dc0745 | 1003 | /* free the memory allocated by opendir */ |
c5be433b | 1004 | DllExport int |
ce2e26e5 | 1005 | win32_closedir(DIR *dirp) |
0a753a76 | 1006 | { |
95136add | 1007 | if (dirp->handle != INVALID_HANDLE_VALUE) |
0f38926b | 1008 | FindClose(dirp->handle); |
0a753a76 | 1009 | Safefree(dirp->start); |
1010 | Safefree(dirp); | |
68dc0745 | 1011 | return 1; |
0a753a76 | 1012 | } |
1013 | ||
60b22aca JD |
1014 | /* duplicate a open DIR* for interpreter cloning */ |
1015 | DllExport DIR * | |
1016 | win32_dirp_dup(DIR *const dirp, CLONE_PARAMS *const param) | |
1017 | { | |
1018 | dVAR; | |
1019 | PerlInterpreter *const from = param->proto_perl; | |
f76b679e | 1020 | PerlInterpreter *const to = (PerlInterpreter *)PERL_GET_THX; |
60b22aca JD |
1021 | |
1022 | long pos; | |
1023 | DIR *dup; | |
1024 | ||
1025 | /* switch back to original interpreter because win32_readdir() | |
1026 | * might Renew(dirp->start). | |
1027 | */ | |
1028 | if (from != to) { | |
1029 | PERL_SET_THX(from); | |
1030 | } | |
1031 | ||
1032 | /* mark current position; read all remaining entries into the | |
1033 | * cache, and then restore to current position. | |
1034 | */ | |
1035 | pos = win32_telldir(dirp); | |
1036 | while (win32_readdir(dirp)) { | |
1037 | /* read all entries into cache */ | |
1038 | } | |
1039 | win32_seekdir(dirp, pos); | |
1040 | ||
1041 | /* switch back to new interpreter to allocate new DIR structure */ | |
1042 | if (from != to) { | |
1043 | PERL_SET_THX(to); | |
1044 | } | |
1045 | ||
1046 | Newx(dup, 1, DIR); | |
1047 | memcpy(dup, dirp, sizeof(DIR)); | |
1048 | ||
1049 | Newx(dup->start, dirp->size, char); | |
1050 | memcpy(dup->start, dirp->start, dirp->size); | |
1051 | ||
1052 | dup->end = dup->start + (dirp->end - dirp->start); | |
1053 | if (dirp->curr) | |
1054 | dup->curr = dup->start + (dirp->curr - dirp->start); | |
1055 | ||
1056 | return dup; | |
1057 | } | |
0a753a76 | 1058 | |
68dc0745 | 1059 | /* |
1060 | * various stubs | |
1061 | */ | |
0a753a76 | 1062 | |
1063 | ||
68dc0745 | 1064 | /* Ownership |
1065 | * | |
1066 | * Just pretend that everyone is a superuser. NT will let us know if | |
1067 | * we don\'t really have permission to do something. | |
1068 | */ | |
0a753a76 | 1069 | |
1070 | #define ROOT_UID ((uid_t)0) | |
1071 | #define ROOT_GID ((gid_t)0) | |
1072 | ||
68dc0745 | 1073 | uid_t |
1074 | getuid(void) | |
0a753a76 | 1075 | { |
68dc0745 | 1076 | return ROOT_UID; |
0a753a76 | 1077 | } |
1078 | ||
68dc0745 | 1079 | uid_t |
1080 | geteuid(void) | |
0a753a76 | 1081 | { |
68dc0745 | 1082 | return ROOT_UID; |
0a753a76 | 1083 | } |
1084 | ||
68dc0745 | 1085 | gid_t |
1086 | getgid(void) | |
0a753a76 | 1087 | { |
68dc0745 | 1088 | return ROOT_GID; |
0a753a76 | 1089 | } |
1090 | ||
68dc0745 | 1091 | gid_t |
1092 | getegid(void) | |
0a753a76 | 1093 | { |
68dc0745 | 1094 | return ROOT_GID; |
0a753a76 | 1095 | } |
1096 | ||
68dc0745 | 1097 | int |
22239a37 | 1098 | setuid(uid_t auid) |
3fadfdf1 | 1099 | { |
22239a37 | 1100 | return (auid == ROOT_UID ? 0 : -1); |
0a753a76 | 1101 | } |
1102 | ||
68dc0745 | 1103 | int |
22239a37 | 1104 | setgid(gid_t agid) |
0a753a76 | 1105 | { |
22239a37 | 1106 | return (agid == ROOT_GID ? 0 : -1); |
0a753a76 | 1107 | } |
1108 | ||
73f2c082 | 1109 | EXTERN_C char * |
e34ffe5a GS |
1110 | getlogin(void) |
1111 | { | |
acfe0abc | 1112 | dTHX; |
3352bfcb GS |
1113 | char *buf = w32_getlogin_buffer; |
1114 | DWORD size = sizeof(w32_getlogin_buffer); | |
e34ffe5a GS |
1115 | if (GetUserName(buf,&size)) |
1116 | return buf; | |
1117 | return (char*)NULL; | |
1118 | } | |
1119 | ||
b990f8c8 GS |
1120 | int |
1121 | chown(const char *path, uid_t owner, gid_t group) | |
1122 | { | |
1123 | /* XXX noop */ | |
1c1c7f20 | 1124 | return 0; |
b990f8c8 GS |
1125 | } |
1126 | ||
00b02797 JH |
1127 | /* |
1128 | * XXX this needs strengthening (for PerlIO) | |
1129 | * -- BKS, 11-11-200 | |
1130 | */ | |
1131 | int mkstemp(const char *path) | |
1132 | { | |
1133 | dTHX; | |
1134 | char buf[MAX_PATH+1]; | |
1135 | int i = 0, fd = -1; | |
1136 | ||
1137 | retry: | |
1138 | if (i++ > 10) { /* give up */ | |
1139 | errno = ENOENT; | |
1140 | return -1; | |
1141 | } | |
1142 | if (!GetTempFileNameA((LPCSTR)path, "plr", 1, buf)) { | |
1143 | errno = ENOENT; | |
1144 | return -1; | |
1145 | } | |
1146 | fd = PerlLIO_open3(buf, O_CREAT|O_RDWR|O_EXCL, 0600); | |
1147 | if (fd == -1) | |
1148 | goto retry; | |
1149 | return fd; | |
1150 | } | |
1151 | ||
0aaad0ff | 1152 | static long |
04a2c3d9 | 1153 | find_pid(pTHX_ int pid) |
0a753a76 | 1154 | { |
7766f137 GS |
1155 | long child = w32_num_children; |
1156 | while (--child >= 0) { | |
eb160463 | 1157 | if ((int)w32_child_pids[child] == pid) |
0aaad0ff GS |
1158 | return child; |
1159 | } | |
1160 | return -1; | |
1161 | } | |
1162 | ||
1163 | static void | |
1164 | remove_dead_process(long child) | |
1165 | { | |
1166 | if (child >= 0) { | |
acfe0abc | 1167 | dTHX; |
0aaad0ff | 1168 | CloseHandle(w32_child_handles[child]); |
c00206c8 | 1169 | Move(&w32_child_handles[child+1], &w32_child_handles[child], |
0aaad0ff | 1170 | (w32_num_children-child-1), HANDLE); |
c00206c8 | 1171 | Move(&w32_child_pids[child+1], &w32_child_pids[child], |
0aaad0ff GS |
1172 | (w32_num_children-child-1), DWORD); |
1173 | w32_num_children--; | |
f55ee38a | 1174 | } |
f55ee38a GS |
1175 | } |
1176 | ||
7766f137 GS |
1177 | #ifdef USE_ITHREADS |
1178 | static long | |
04a2c3d9 | 1179 | find_pseudo_pid(pTHX_ int pid) |
7766f137 | 1180 | { |
7766f137 GS |
1181 | long child = w32_num_pseudo_children; |
1182 | while (--child >= 0) { | |
eb160463 | 1183 | if ((int)w32_pseudo_child_pids[child] == pid) |
7766f137 GS |
1184 | return child; |
1185 | } | |
1186 | return -1; | |
1187 | } | |
1188 | ||
1189 | static void | |
1190 | remove_dead_pseudo_process(long child) | |
1191 | { | |
1192 | if (child >= 0) { | |
acfe0abc | 1193 | dTHX; |
7766f137 | 1194 | CloseHandle(w32_pseudo_child_handles[child]); |
c00206c8 | 1195 | Move(&w32_pseudo_child_handles[child+1], &w32_pseudo_child_handles[child], |
7766f137 | 1196 | (w32_num_pseudo_children-child-1), HANDLE); |
c00206c8 | 1197 | Move(&w32_pseudo_child_pids[child+1], &w32_pseudo_child_pids[child], |
7766f137 | 1198 | (w32_num_pseudo_children-child-1), DWORD); |
aeecf691 JD |
1199 | Move(&w32_pseudo_child_message_hwnds[child+1], &w32_pseudo_child_message_hwnds[child], |
1200 | (w32_num_pseudo_children-child-1), HWND); | |
8a3cb9c6 JD |
1201 | Move(&w32_pseudo_child_sigterm[child+1], &w32_pseudo_child_sigterm[child], |
1202 | (w32_num_pseudo_children-child-1), char); | |
7766f137 GS |
1203 | w32_num_pseudo_children--; |
1204 | } | |
1205 | } | |
8a3cb9c6 JD |
1206 | |
1207 | void | |
1208 | win32_wait_for_children(pTHX) | |
1209 | { | |
1210 | if (w32_pseudo_children && w32_num_pseudo_children) { | |
1211 | long child = 0; | |
1212 | long count = 0; | |
1213 | HANDLE handles[MAXIMUM_WAIT_OBJECTS]; | |
1214 | ||
1215 | for (child = 0; child < w32_num_pseudo_children; ++child) { | |
1216 | if (!w32_pseudo_child_sigterm[child]) | |
1217 | handles[count++] = w32_pseudo_child_handles[child]; | |
1218 | } | |
1219 | /* XXX should use MsgWaitForMultipleObjects() to continue | |
1220 | * XXX processing messages while we wait. | |
1221 | */ | |
1222 | WaitForMultipleObjects(count, handles, TRUE, INFINITE); | |
1223 | ||
1224 | while (w32_num_pseudo_children) | |
1225 | CloseHandle(w32_pseudo_child_handles[--w32_num_pseudo_children]); | |
1226 | } | |
1227 | } | |
7766f137 GS |
1228 | #endif |
1229 | ||
542cb85f JD |
1230 | static int |
1231 | terminate_process(DWORD pid, HANDLE process_handle, int sig) | |
1232 | { | |
1233 | switch(sig) { | |
1234 | case 0: | |
1235 | /* "Does process exist?" use of kill */ | |
1236 | return 1; | |
1237 | case 2: | |
1238 | if (GenerateConsoleCtrlEvent(CTRL_C_EVENT, pid)) | |
1239 | return 1; | |
1240 | break; | |
1241 | case SIGBREAK: | |
1242 | case SIGTERM: | |
1243 | if (GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT, pid)) | |
1244 | return 1; | |
1245 | break; | |
1246 | default: /* For now be backwards compatible with perl 5.6 */ | |
1247 | case 9: | |
1248 | /* Note that we will only be able to kill processes owned by the | |
1249 | * current process owner, even when we are running as an administrator. | |
1250 | * To kill processes of other owners we would need to set the | |
1251 | * 'SeDebugPrivilege' privilege before obtaining the process handle. | |
1252 | */ | |
1253 | if (TerminateProcess(process_handle, sig)) | |
1254 | return 1; | |
1255 | break; | |
1256 | } | |
1257 | return 0; | |
1258 | } | |
1259 | ||
8cbe99e5 JD |
1260 | int |
1261 | killpg(int pid, int sig) | |
542cb85f JD |
1262 | { |
1263 | HANDLE process_handle; | |
1264 | HANDLE snapshot_handle; | |
1265 | int killed = 0; | |
1266 | ||
1267 | process_handle = OpenProcess(PROCESS_TERMINATE, FALSE, pid); | |
6a4d57af | 1268 | if (process_handle == NULL) |
542cb85f JD |
1269 | return 0; |
1270 | ||
1271 | killed += terminate_process(pid, process_handle, sig); | |
1272 | ||
8cbe99e5 | 1273 | snapshot_handle = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); |
542cb85f JD |
1274 | if (snapshot_handle != INVALID_HANDLE_VALUE) { |
1275 | PROCESSENTRY32 entry; | |
1276 | ||
1277 | entry.dwSize = sizeof(entry); | |
8cbe99e5 | 1278 | if (Process32First(snapshot_handle, &entry)) { |
542cb85f | 1279 | do { |
8cbe99e5 JD |
1280 | if (entry.th32ParentProcessID == (DWORD)pid) |
1281 | killed += killpg(entry.th32ProcessID, sig); | |
542cb85f JD |
1282 | entry.dwSize = sizeof(entry); |
1283 | } | |
8cbe99e5 | 1284 | while (Process32Next(snapshot_handle, &entry)); |
542cb85f JD |
1285 | } |
1286 | CloseHandle(snapshot_handle); | |
1287 | } | |
1288 | CloseHandle(process_handle); | |
1289 | return killed; | |
1290 | } | |
1291 | ||
542cb85f JD |
1292 | static int |
1293 | my_kill(int pid, int sig) | |
1294 | { | |
1295 | int retval = 0; | |
1296 | HANDLE process_handle; | |
1297 | ||
1298 | if (sig < 0) | |
1299 | return killpg(pid, -sig); | |
1300 | ||
1301 | process_handle = OpenProcess(PROCESS_TERMINATE, FALSE, pid); | |
6a4d57af JD |
1302 | /* OpenProcess() returns NULL on error, *not* INVALID_HANDLE_VALUE */ |
1303 | if (process_handle != NULL) { | |
542cb85f JD |
1304 | retval = terminate_process(pid, process_handle, sig); |
1305 | CloseHandle(process_handle); | |
1306 | } | |
1307 | return retval; | |
1308 | } | |
1309 | ||
d903973c | 1310 | #ifdef USE_ITHREADS |
17ce47a8 SH |
1311 | /* Get a child pseudo-process HWND, with retrying and delaying/yielding. |
1312 | * The "tries" parameter is the number of retries to make, with a Sleep(1) | |
1313 | * (waiting and yielding the time slot) between each try. Specifying 0 causes | |
1314 | * only Sleep(0) (no waiting and potentially no yielding) to be used, so is not | |
1315 | * recommended | |
1316 | * Returns an hwnd != INVALID_HANDLE_VALUE (so be aware that NULL can be | |
1317 | * returned) or croaks if the child pseudo-process doesn't schedule and deliver | |
1318 | * a HWND in the time period allowed. | |
1319 | */ | |
d903973c | 1320 | static HWND |
17ce47a8 SH |
1321 | get_hwnd_delay(pTHX, long child, DWORD tries) |
1322 | { | |
d903973c | 1323 | HWND hwnd = w32_pseudo_child_message_hwnds[child]; |
d903973c | 1324 | if (hwnd != INVALID_HANDLE_VALUE) return hwnd; |
17ce47a8 SH |
1325 | |
1326 | /* Pseudo-process has not yet properly initialized since hwnd isn't set. | |
1327 | * Fast sleep: On some NT kernels/systems, a Sleep(0) won't deschedule a | |
1328 | * thread 100% of the time since threads are attached to a CPU for NUMA and | |
1329 | * caching reasons, and the child thread was attached to a different CPU | |
1330 | * therefore there is no workload on that CPU and Sleep(0) returns control | |
1331 | * without yielding the time slot. | |
1332 | * https://rt.perl.org/rt3/Ticket/Display.html?id=88840 | |
1333 | */ | |
d903973c DD |
1334 | Sleep(0); |
1335 | win32_async_check(aTHX); | |
17ce47a8 | 1336 | hwnd = w32_pseudo_child_message_hwnds[child]; |
d903973c | 1337 | if (hwnd != INVALID_HANDLE_VALUE) return hwnd; |
17ce47a8 | 1338 | |
d903973c | 1339 | { |
adb86be5 | 1340 | unsigned int count = 0; |
17ce47a8 SH |
1341 | /* No Sleep(1) if tries==0, just fail instead if we get this far. */ |
1342 | while (count++ < tries) { | |
1343 | Sleep(1); | |
1344 | win32_async_check(aTHX); | |
1345 | hwnd = w32_pseudo_child_message_hwnds[child]; | |
1346 | if (hwnd != INVALID_HANDLE_VALUE) return hwnd; | |
1347 | } | |
d903973c | 1348 | } |
17ce47a8 SH |
1349 | |
1350 | Perl_croak(aTHX_ "panic: child pseudo-process was never scheduled"); | |
d903973c DD |
1351 | } |
1352 | #endif | |
1353 | ||
f55ee38a GS |
1354 | DllExport int |
1355 | win32_kill(int pid, int sig) | |
1356 | { | |
acfe0abc | 1357 | dTHX; |
c66b022d | 1358 | long child; |
7766f137 GS |
1359 | #ifdef USE_ITHREADS |
1360 | if (pid < 0) { | |
1361 | /* it is a pseudo-forked child */ | |
04a2c3d9 | 1362 | child = find_pseudo_pid(aTHX_ -pid); |
7766f137 | 1363 | if (child >= 0) { |
85c508c3 | 1364 | HANDLE hProcess = w32_pseudo_child_handles[child]; |
7e5f34c0 | 1365 | switch (sig) { |
17ce47a8 SH |
1366 | case 0: |
1367 | /* "Does process exist?" use of kill */ | |
7e5f34c0 | 1368 | return 0; |
aeecf691 | 1369 | |
17ce47a8 SH |
1370 | case 9: { |
1371 | /* kill -9 style un-graceful exit */ | |
1372 | /* Do a wait to make sure child starts and isn't in DLL | |
1373 | * Loader Lock */ | |
1374 | HWND hwnd = get_hwnd_delay(aTHX, child, 5); | |
1375 | if (TerminateThread(hProcess, sig)) { | |
1376 | /* Allow the scheduler to finish cleaning up the other | |
1377 | * thread. | |
1378 | * Otherwise, if we ExitProcess() before another context | |
1379 | * switch happens we will end up with a process exit | |
1380 | * code of "sig" instead of our own exit status. | |
1381 | * https://rt.cpan.org/Ticket/Display.html?id=66016#txn-908976 | |
1382 | */ | |
1383 | Sleep(0); | |
1384 | remove_dead_pseudo_process(child); | |
1385 | return 0; | |
1386 | } | |
1387 | break; | |
1388 | } | |
1389 | ||
1390 | default: { | |
1391 | HWND hwnd = get_hwnd_delay(aTHX, child, 5); | |
1392 | /* We fake signals to pseudo-processes using Win32 | |
1393 | * message queue. */ | |
1394 | if ((hwnd != NULL && PostMessage(hwnd, WM_USER_KILL, sig, 0)) || | |
1395 | PostThreadMessage(-pid, WM_USER_KILL, sig, 0)) | |
1396 | { | |
1397 | /* Don't wait for child process to terminate after we send a | |
1398 | * SIGTERM because the child may be blocked in a system call | |
1399 | * and never receive the signal. | |
1400 | */ | |
1401 | if (sig == SIGTERM) { | |
1402 | Sleep(0); | |
1403 | w32_pseudo_child_sigterm[child] = 1; | |
1404 | } | |
1405 | /* It might be us ... */ | |
1406 | PERL_ASYNC_CHECK(); | |
1407 | return 0; | |
1408 | } | |
1409 | break; | |
1410 | } | |
1411 | } /* switch */ | |
7766f137 | 1412 | } |
68dc0745 | 1413 | } |
7766f137 GS |
1414 | else |
1415 | #endif | |
1416 | { | |
04a2c3d9 | 1417 | child = find_pid(aTHX_ pid); |
7766f137 | 1418 | if (child >= 0) { |
542cb85f JD |
1419 | if (my_kill(pid, sig)) { |
1420 | DWORD exitcode = 0; | |
1421 | if (GetExitCodeProcess(w32_child_handles[child], &exitcode) && | |
1422 | exitcode != STILL_ACTIVE) | |
1423 | { | |
1424 | remove_dead_process(child); | |
1425 | } | |
1426 | return 0; | |
7e5f34c0 | 1427 | } |
7766f137 GS |
1428 | } |
1429 | else { | |
8cbe99e5 | 1430 | if (my_kill(pid, sig)) |
48db714f | 1431 | return 0; |
7766f137 GS |
1432 | } |
1433 | } | |
1434 | errno = EINVAL; | |
1435 | return -1; | |
0a753a76 | 1436 | } |
fbbbcc48 | 1437 | |
68dc0745 | 1438 | DllExport int |
c623ac67 | 1439 | win32_stat(const char *path, Stat_t *sbuf) |
0a753a76 | 1440 | { |
3fadfdf1 | 1441 | char buffer[MAX_PATH+1]; |
68dc0745 | 1442 | int l = strlen(path); |
04a2c3d9 | 1443 | dTHX; |
67fbe06e | 1444 | int res; |
6b980173 | 1445 | int nlink = 1; |
44221b20 | 1446 | BOOL expect_dir = FALSE; |
0a753a76 | 1447 | |
cba61fe1 JD |
1448 | GV *gv_sloppy = gv_fetchpvs("\027IN32_SLOPPY_STAT", |
1449 | GV_NOTQUAL, SVt_PV); | |
1450 | BOOL sloppy = gv_sloppy && SvTRUE(GvSV(gv_sloppy)); | |
1451 | ||
68dc0745 | 1452 | if (l > 1) { |
1453 | switch(path[l - 1]) { | |
e1dbac94 | 1454 | /* FindFirstFile() and stat() are buggy with a trailing |
44221b20 | 1455 | * slashes, except for the root directory of a drive */ |
68dc0745 | 1456 | case '\\': |
44221b20 JD |
1457 | case '/': |
1458 | if (l > sizeof(buffer)) { | |
0b96339f JD |
1459 | errno = ENAMETOOLONG; |
1460 | return -1; | |
1461 | } | |
44221b20 JD |
1462 | --l; |
1463 | strncpy(buffer, path, l); | |
1464 | /* remove additional trailing slashes */ | |
1465 | while (l > 1 && (buffer[l-1] == '/' || buffer[l-1] == '\\')) | |
1466 | --l; | |
1467 | /* add back slash if we otherwise end up with just a drive letter */ | |
1468 | if (l == 2 && isALPHA(buffer[0]) && buffer[1] == ':') | |
1469 | buffer[l++] = '\\'; | |
1470 | buffer[l] = '\0'; | |
1471 | path = buffer; | |
1472 | expect_dir = TRUE; | |
e1dbac94 | 1473 | break; |
44221b20 | 1474 | |
23db2e2d | 1475 | /* FindFirstFile() is buggy with "x:", so add a dot :-( */ |
e1dbac94 GS |
1476 | case ':': |
1477 | if (l == 2 && isALPHA(path[0])) { | |
426c1a18 GS |
1478 | buffer[0] = path[0]; |
1479 | buffer[1] = ':'; | |
1480 | buffer[2] = '.'; | |
1481 | buffer[3] = '\0'; | |
e1dbac94 | 1482 | l = 3; |
426c1a18 | 1483 | path = buffer; |
e1dbac94 GS |
1484 | } |
1485 | break; | |
68dc0745 | 1486 | } |
1487 | } | |
6b980173 | 1488 | |
8c56068e JD |
1489 | path = PerlDir_mapA(path); |
1490 | l = strlen(path); | |
cba61fe1 JD |
1491 | |
1492 | if (!sloppy) { | |
1493 | /* We must open & close the file once; otherwise file attribute changes */ | |
1494 | /* might not yet have propagated to "other" hard links of the same file. */ | |
1495 | /* This also gives us an opportunity to determine the number of links. */ | |
1496 | HANDLE handle = CreateFileA(path, 0, 0, NULL, OPEN_EXISTING, 0, NULL); | |
1497 | if (handle != INVALID_HANDLE_VALUE) { | |
1498 | BY_HANDLE_FILE_INFORMATION bhi; | |
1499 | if (GetFileInformationByHandle(handle, &bhi)) | |
1500 | nlink = bhi.nNumberOfLinks; | |
1501 | CloseHandle(handle); | |
1502 | } | |
7fac1903 | 1503 | } |
6b980173 | 1504 | |
8c56068e | 1505 | /* path will be mapped correctly above */ |
c623ac67 | 1506 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
8c56068e | 1507 | res = _stati64(path, sbuf); |
c623ac67 | 1508 | #else |
8c56068e | 1509 | res = stat(path, sbuf); |
c623ac67 | 1510 | #endif |
426c1a18 | 1511 | sbuf->st_nlink = nlink; |
6b980173 | 1512 | |
24caa93f GS |
1513 | if (res < 0) { |
1514 | /* CRT is buggy on sharenames, so make sure it really isn't. | |
1515 | * XXX using GetFileAttributesEx() will enable us to set | |
426c1a18 | 1516 | * sbuf->st_*time (but note that's not available on the |
24caa93f | 1517 | * Windows of 1995) */ |
8c56068e | 1518 | DWORD r = GetFileAttributesA(path); |
24caa93f | 1519 | if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) { |
426c1a18 | 1520 | /* sbuf may still contain old garbage since stat() failed */ |
c623ac67 | 1521 | Zero(sbuf, 1, Stat_t); |
426c1a18 | 1522 | sbuf->st_mode = S_IFDIR | S_IREAD; |
24caa93f GS |
1523 | errno = 0; |
1524 | if (!(r & FILE_ATTRIBUTE_READONLY)) | |
426c1a18 | 1525 | sbuf->st_mode |= S_IWRITE | S_IEXEC; |
24caa93f GS |
1526 | return 0; |
1527 | } | |
1528 | } | |
24caa93f | 1529 | else { |
e1dbac94 GS |
1530 | if (l == 3 && isALPHA(path[0]) && path[1] == ':' |
1531 | && (path[2] == '\\' || path[2] == '/')) | |
2293b0e9 AB |
1532 | { |
1533 | /* The drive can be inaccessible, some _stat()s are buggy */ | |
8c56068e | 1534 | if (!GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) { |
2293b0e9 AB |
1535 | errno = ENOENT; |
1536 | return -1; | |
1537 | } | |
1538 | } | |
44221b20 JD |
1539 | if (expect_dir && !S_ISDIR(sbuf->st_mode)) { |
1540 | errno = ENOTDIR; | |
1541 | return -1; | |
1542 | } | |
038ae9a4 SH |
1543 | if (S_ISDIR(sbuf->st_mode)) { |
1544 | /* Ensure the "write" bit is switched off in the mode for | |
378eeda7 SH |
1545 | * directories with the read-only attribute set. Some compilers |
1546 | * switch it on for directories, which is technically correct | |
038ae9a4 SH |
1547 | * (directories are indeed always writable unless denied by DACLs), |
1548 | * but we want stat() and -w to reflect the state of the read-only | |
1549 | * attribute for symmetry with chmod(). */ | |
1550 | DWORD r = GetFileAttributesA(path); | |
1551 | if (r != 0xffffffff && (r & FILE_ATTRIBUTE_READONLY)) { | |
1552 | sbuf->st_mode &= ~S_IWRITE; | |
1553 | } | |
1554 | } | |
2293b0e9 | 1555 | } |
67fbe06e | 1556 | return res; |
0a753a76 | 1557 | } |
1558 | ||
bb27e7b6 JH |
1559 | #define isSLASH(c) ((c) == '/' || (c) == '\\') |
1560 | #define SKIP_SLASHES(s) \ | |
1561 | STMT_START { \ | |
1562 | while (*(s) && isSLASH(*(s))) \ | |
1563 | ++(s); \ | |
1564 | } STMT_END | |
1565 | #define COPY_NONSLASHES(d,s) \ | |
1566 | STMT_START { \ | |
1567 | while (*(s) && !isSLASH(*(s))) \ | |
1568 | *(d)++ = *(s)++; \ | |
1569 | } STMT_END | |
1570 | ||
8ac9c18d GS |
1571 | /* Find the longname of a given path. path is destructively modified. |
1572 | * It should have space for at least MAX_PATH characters. */ | |
1573 | DllExport char * | |
1574 | win32_longpath(char *path) | |
1575 | { | |
1576 | WIN32_FIND_DATA fdata; | |
1577 | HANDLE fhand; | |
1578 | char tmpbuf[MAX_PATH+1]; | |
1579 | char *tmpstart = tmpbuf; | |
1580 | char *start = path; | |
1581 | char sep; | |
1582 | if (!path) | |
4e205ed6 | 1583 | return NULL; |
8ac9c18d GS |
1584 | |
1585 | /* drive prefix */ | |
bb27e7b6 | 1586 | if (isALPHA(path[0]) && path[1] == ':') { |
8ac9c18d GS |
1587 | start = path + 2; |
1588 | *tmpstart++ = path[0]; | |
1589 | *tmpstart++ = ':'; | |
1590 | } | |
1591 | /* UNC prefix */ | |
bb27e7b6 | 1592 | else if (isSLASH(path[0]) && isSLASH(path[1])) { |
8ac9c18d | 1593 | start = path + 2; |
52fcf7ee GS |
1594 | *tmpstart++ = path[0]; |
1595 | *tmpstart++ = path[1]; | |
bb27e7b6 JH |
1596 | SKIP_SLASHES(start); |
1597 | COPY_NONSLASHES(tmpstart,start); /* copy machine name */ | |
8ac9c18d | 1598 | if (*start) { |
bb27e7b6 JH |
1599 | *tmpstart++ = *start++; |
1600 | SKIP_SLASHES(start); | |
1601 | COPY_NONSLASHES(tmpstart,start); /* copy share name */ | |
8ac9c18d GS |
1602 | } |
1603 | } | |
8ac9c18d | 1604 | *tmpstart = '\0'; |
bb27e7b6 JH |
1605 | while (*start) { |
1606 | /* copy initial slash, if any */ | |
1607 | if (isSLASH(*start)) { | |
1608 | *tmpstart++ = *start++; | |
1609 | *tmpstart = '\0'; | |
1610 | SKIP_SLASHES(start); | |
1611 | } | |
1612 | ||
1613 | /* FindFirstFile() expands "." and "..", so we need to pass | |
1614 | * those through unmolested */ | |
1615 | if (*start == '.' | |
1616 | && (!start[1] || isSLASH(start[1]) | |
1617 | || (start[1] == '.' && (!start[2] || isSLASH(start[2]))))) | |
1618 | { | |
1619 | COPY_NONSLASHES(tmpstart,start); /* copy "." or ".." */ | |
1620 | *tmpstart = '\0'; | |
1621 | continue; | |
1622 | } | |
1623 | ||
1624 | /* if this is the end, bust outta here */ | |
1625 | if (!*start) | |
1626 | break; | |
8ac9c18d | 1627 | |
bb27e7b6 JH |
1628 | /* now we're at a non-slash; walk up to next slash */ |
1629 | while (*start && !isSLASH(*start)) | |
8ac9c18d | 1630 | ++start; |
8ac9c18d GS |
1631 | |
1632 | /* stop and find full name of component */ | |
bb27e7b6 | 1633 | sep = *start; |
8ac9c18d GS |
1634 | *start = '\0'; |
1635 | fhand = FindFirstFile(path,&fdata); | |
bb27e7b6 | 1636 | *start = sep; |
8ac9c18d | 1637 | if (fhand != INVALID_HANDLE_VALUE) { |
bb27e7b6 JH |
1638 | STRLEN len = strlen(fdata.cFileName); |
1639 | if ((STRLEN)(tmpbuf + sizeof(tmpbuf) - tmpstart) > len) { | |
1640 | strcpy(tmpstart, fdata.cFileName); | |
1641 | tmpstart += len; | |
1642 | FindClose(fhand); | |
1643 | } | |
1644 | else { | |
1645 | FindClose(fhand); | |
1646 | errno = ERANGE; | |
4e205ed6 | 1647 | return NULL; |
bb27e7b6 | 1648 | } |
8ac9c18d GS |
1649 | } |
1650 | else { | |
1651 | /* failed a step, just return without side effects */ | |
bf49b057 | 1652 | /*PerlIO_printf(Perl_debug_log, "Failed to find %s\n", path);*/ |
bb27e7b6 | 1653 | errno = EINVAL; |
4e205ed6 | 1654 | return NULL; |
8ac9c18d GS |
1655 | } |
1656 | } | |
1657 | strcpy(path,tmpbuf); | |
1658 | return path; | |
1659 | } | |
1660 | ||
aa2b96ec | 1661 | static void |
0934c9d9 | 1662 | out_of_memory(void) |
aa2b96ec | 1663 | { |
4cbe3a7d DD |
1664 | if (PL_curinterp) |
1665 | croak_no_mem(); | |
ae6198af | 1666 | exit(1); |
aa2b96ec JD |
1667 | } |
1668 | ||
073dd035 DD |
1669 | void |
1670 | win32_croak_not_implemented(const char * fname) | |
1671 | { | |
1672 | PERL_ARGS_ASSERT_WIN32_CROAK_NOT_IMPLEMENTED; | |
1673 | ||
1674 | Perl_croak_nocontext("%s not implemented!\n", fname); | |
1675 | } | |
1676 | ||
00a0ae28 SH |
1677 | /* Converts a wide character (UTF-16) string to the Windows ANSI code page, |
1678 | * potentially using the system's default replacement character for any | |
1679 | * unrepresentable characters. The caller must free() the returned string. */ | |
1680 | static char* | |
1681 | wstr_to_str(const wchar_t* wstr) | |
1682 | { | |
1683 | BOOL used_default = FALSE; | |
1684 | size_t wlen = wcslen(wstr) + 1; | |
1685 | int len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, wstr, wlen, | |
1686 | NULL, 0, NULL, NULL); | |
f76b679e | 1687 | char* str = (char*)malloc(len); |
00a0ae28 SH |
1688 | if (!str) |
1689 | out_of_memory(); | |
1690 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, wstr, wlen, | |
1691 | str, len, NULL, &used_default); | |
1692 | return str; | |
1693 | } | |
1694 | ||
aa2b96ec JD |
1695 | /* The win32_ansipath() function takes a Unicode filename and converts it |
1696 | * into the current Windows codepage. If some characters cannot be mapped, | |
1697 | * then it will convert the short name instead. | |
1698 | * | |
1699 | * The buffer to the ansi pathname must be freed with win32_free() when it | |
1700 | * it no longer needed. | |
1701 | * | |
1702 | * The argument to win32_ansipath() must exist before this function is | |
1703 | * called; otherwise there is no way to determine the short path name. | |
1704 | * | |
1705 | * Ideas for future refinement: | |
1706 | * - Only convert those segments of the path that are not in the current | |
1707 | * codepage, but leave the other segments in their long form. | |
1708 | * - If the resulting name is longer than MAX_PATH, start converting | |
1709 | * additional path segments into short names until the full name | |
1710 | * is shorter than MAX_PATH. Shorten the filename part last! | |
1711 | */ | |
1712 | DllExport char * | |
1713 | win32_ansipath(const WCHAR *widename) | |
1714 | { | |
1715 | char *name; | |
1716 | BOOL use_default = FALSE; | |
1717 | size_t widelen = wcslen(widename)+1; | |
1718 | int len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, widename, widelen, | |
1719 | NULL, 0, NULL, NULL); | |
f76b679e | 1720 | name = (char*)win32_malloc(len); |
aa2b96ec JD |
1721 | if (!name) |
1722 | out_of_memory(); | |
1723 | ||
1724 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, widename, widelen, | |
1725 | name, len, NULL, &use_default); | |
1726 | if (use_default) { | |
aa2b96ec | 1727 | DWORD shortlen = GetShortPathNameW(widename, NULL, 0); |
ae6198af | 1728 | if (shortlen) { |
f76b679e | 1729 | WCHAR *shortname = (WCHAR*)win32_malloc(shortlen*sizeof(WCHAR)); |
ae6198af JD |
1730 | if (!shortname) |
1731 | out_of_memory(); | |
1732 | shortlen = GetShortPathNameW(widename, shortname, shortlen)+1; | |
1733 | ||
1734 | len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, shortname, shortlen, | |
1735 | NULL, 0, NULL, NULL); | |
f76b679e | 1736 | name = (char*)win32_realloc(name, len); |
ae6198af JD |
1737 | if (!name) |
1738 | out_of_memory(); | |
1739 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, shortname, shortlen, | |
1740 | name, len, NULL, NULL); | |
1741 | win32_free(shortname); | |
1742 | } | |
aa2b96ec JD |
1743 | } |
1744 | return name; | |
1745 | } | |
1746 | ||
2c8ca683 DD |
1747 | /* the returned string must be freed with win32_freeenvironmentstrings which is |
1748 | * implemented as a macro | |
1749 | * void win32_freeenvironmentstrings(void* block) | |
1750 | */ | |
0551aaa8 | 1751 | DllExport char * |
4f46e52b KR |
1752 | win32_getenvironmentstrings(void) |
1753 | { | |
1754 | LPWSTR lpWStr, lpWTmp; | |
1755 | LPSTR lpStr, lpTmp; | |
1756 | DWORD env_len, wenvstrings_len = 0, aenvstrings_len = 0; | |
1757 | ||
1758 | /* Get the process environment strings */ | |
1759 | lpWTmp = lpWStr = (LPWSTR) GetEnvironmentStringsW(); | |
fa467b9b | 1760 | for (wenvstrings_len = 1; *lpWTmp != '\0'; lpWTmp += env_len + 1) { |
4f46e52b KR |
1761 | env_len = wcslen(lpWTmp); |
1762 | /* calculate the size of the environment strings */ | |
1763 | wenvstrings_len += env_len + 1; | |
1764 | } | |
1765 | ||
fa467b9b | 1766 | /* Get the number of bytes required to store the ACP encoded string */ |
4f46e52b | 1767 | aenvstrings_len = WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, |
fa467b9b | 1768 | lpWStr, wenvstrings_len, NULL, 0, NULL, NULL); |
4f46e52b KR |
1769 | lpTmp = lpStr = (char *)win32_calloc(aenvstrings_len, sizeof(char)); |
1770 | if(!lpTmp) | |
1771 | out_of_memory(); | |
1772 | ||
1773 | /* Convert the string from UTF-16 encoding to ACP encoding */ | |
1774 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, lpWStr, wenvstrings_len, lpStr, | |
fa467b9b | 1775 | aenvstrings_len, NULL, NULL); |
4f46e52b KR |
1776 | |
1777 | return(lpStr); | |
1778 | } | |
1779 | ||
4f46e52b | 1780 | DllExport char * |
0551aaa8 GS |
1781 | win32_getenv(const char *name) |
1782 | { | |
acfe0abc | 1783 | dTHX; |
0551aaa8 | 1784 | DWORD needlen; |
4e205ed6 | 1785 | SV *curitem = NULL; |
1fcb0052 | 1786 | DWORD last_err; |
58a50f62 | 1787 | |
8c56068e | 1788 | needlen = GetEnvironmentVariableA(name,NULL,0); |
58a50f62 | 1789 | if (needlen != 0) { |
51371543 | 1790 | curitem = sv_2mortal(newSVpvn("", 0)); |
8c56068e JD |
1791 | do { |
1792 | SvGROW(curitem, needlen+1); | |
1793 | needlen = GetEnvironmentVariableA(name,SvPVX(curitem), | |
1794 | needlen); | |
1795 | } while (needlen >= SvLEN(curitem)); | |
1796 | SvCUR_set(curitem, needlen); | |
0551aaa8 | 1797 | } |
c934e9d4 | 1798 | else { |
1fcb0052 PM |
1799 | last_err = GetLastError(); |
1800 | if (last_err == ERROR_NOT_ENOUGH_MEMORY) { | |
1801 | /* It appears the variable is in the env, but the Win32 API | |
1802 | doesn't have a canned way of getting it. So we fall back to | |
1803 | grabbing the whole env and pulling this value out if possible */ | |
1804 | char *envv = GetEnvironmentStrings(); | |
1805 | char *cur = envv; | |
1806 | STRLEN len; | |
1807 | while (*cur) { | |
1808 | char *end = strchr(cur,'='); | |
1809 | if (end && end != cur) { | |
1810 | *end = '\0'; | |
1811 | if (!strcmp(cur,name)) { | |
1812 | curitem = sv_2mortal(newSVpv(end+1,0)); | |
1813 | *end = '='; | |
1814 | break; | |
1815 | } | |
1816 | *end = '='; | |
1817 | cur = end + strlen(end+1)+2; | |
1818 | } | |
1819 | else if ((len = strlen(cur))) | |
1820 | cur += len+1; | |
1821 | } | |
1822 | FreeEnvironmentStrings(envv); | |
1823 | } | |
1824 | else { | |
1825 | /* last ditch: allow any environment variables that begin with 'PERL' | |
1826 | to be obtained from the registry, if found there */ | |
1827 | if (strncmp(name, "PERL", 4) == 0) | |
1828 | (void)get_regstr(name, &curitem); | |
1829 | } | |
c69f6586 | 1830 | } |
51371543 GS |
1831 | if (curitem && SvCUR(curitem)) |
1832 | return SvPVX(curitem); | |
58a50f62 | 1833 | |
4e205ed6 | 1834 | return NULL; |
0551aaa8 GS |
1835 | } |
1836 | ||
ac5c734f GS |
1837 | DllExport int |
1838 | win32_putenv(const char *name) | |
1839 | { | |
1840 | char* curitem; | |
1841 | char* val; | |
b813a9c7 | 1842 | int relval = -1; |
51371543 | 1843 | |
73c4f7a1 | 1844 | if (name) { |
9399a70c | 1845 | curitem = (char *) win32_malloc(strlen(name)+1); |
8c56068e JD |
1846 | strcpy(curitem, name); |
1847 | val = strchr(curitem, '='); | |
1848 | if (val) { | |
1849 | /* The sane way to deal with the environment. | |
1850 | * Has these advantages over putenv() & co.: | |
1851 | * * enables us to store a truly empty value in the | |
1852 | * environment (like in UNIX). | |
8d0cd07e SH |
1853 | * * we don't have to deal with RTL globals, bugs and leaks |
1854 | * (specifically, see http://support.microsoft.com/kb/235601). | |
8c56068e | 1855 | * * Much faster. |
d0fc6d8d SH |
1856 | * Why you may want to use the RTL environment handling |
1857 | * (previously enabled by USE_WIN32_RTL_ENV): | |
8c56068e JD |
1858 | * * environ[] and RTL functions will not reflect changes, |
1859 | * which might be an issue if extensions want to access | |
1860 | * the env. via RTL. This cuts both ways, since RTL will | |
1861 | * not see changes made by extensions that call the Win32 | |
1862 | * functions directly, either. | |
1863 | * GSAR 97-06-07 | |
1864 | */ | |
1865 | *val++ = '\0'; | |
1866 | if (SetEnvironmentVariableA(curitem, *val ? val : NULL)) | |
1867 | relval = 0; | |
1868 | } | |
9399a70c | 1869 | win32_free(curitem); |
ac5c734f GS |
1870 | } |
1871 | return relval; | |
1872 | } | |
1873 | ||
d55594ae | 1874 | static long |
2d7a9237 | 1875 | filetime_to_clock(PFILETIME ft) |
d55594ae | 1876 | { |
7766f137 GS |
1877 | __int64 qw = ft->dwHighDateTime; |
1878 | qw <<= 32; | |
1879 | qw |= ft->dwLowDateTime; | |
1880 | qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */ | |
1881 | return (long) qw; | |
d55594ae GS |
1882 | } |
1883 | ||
f3986ebb GS |
1884 | DllExport int |
1885 | win32_times(struct tms *timebuf) | |
0a753a76 | 1886 | { |
d55594ae GS |
1887 | FILETIME user; |
1888 | FILETIME kernel; | |
1889 | FILETIME dummy; | |
50ee8e5e | 1890 | clock_t process_time_so_far = clock(); |
3fadfdf1 | 1891 | if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy, |
d55594ae | 1892 | &kernel,&user)) { |
2d7a9237 GS |
1893 | timebuf->tms_utime = filetime_to_clock(&user); |
1894 | timebuf->tms_stime = filetime_to_clock(&kernel); | |
d55594ae GS |
1895 | timebuf->tms_cutime = 0; |
1896 | timebuf->tms_cstime = 0; | |
3fadfdf1 | 1897 | } else { |
d55594ae | 1898 | /* That failed - e.g. Win95 fallback to clock() */ |
50ee8e5e | 1899 | timebuf->tms_utime = process_time_so_far; |
d55594ae GS |
1900 | timebuf->tms_stime = 0; |
1901 | timebuf->tms_cutime = 0; | |
1902 | timebuf->tms_cstime = 0; | |
1903 | } | |
50ee8e5e | 1904 | return process_time_so_far; |
0a753a76 | 1905 | } |
1906 | ||
9c51cf4c | 1907 | /* fix utime() so it works on directories in NT */ |
ad0751ec GS |
1908 | static BOOL |
1909 | filetime_from_time(PFILETIME pFileTime, time_t Time) | |
1910 | { | |
9c51cf4c | 1911 | struct tm *pTM = localtime(&Time); |
ad0751ec | 1912 | SYSTEMTIME SystemTime; |
9c51cf4c | 1913 | FILETIME LocalTime; |
ad0751ec GS |
1914 | |
1915 | if (pTM == NULL) | |
1916 | return FALSE; | |
1917 | ||
1918 | SystemTime.wYear = pTM->tm_year + 1900; | |
1919 | SystemTime.wMonth = pTM->tm_mon + 1; | |
1920 | SystemTime.wDay = pTM->tm_mday; | |
1921 | SystemTime.wHour = pTM->tm_hour; | |
1922 | SystemTime.wMinute = pTM->tm_min; | |
1923 | SystemTime.wSecond = pTM->tm_sec; | |
1924 | SystemTime.wMilliseconds = 0; | |
1925 | ||
9c51cf4c GS |
1926 | return SystemTimeToFileTime(&SystemTime, &LocalTime) && |
1927 | LocalFileTimeToFileTime(&LocalTime, pFileTime); | |
ad0751ec GS |
1928 | } |
1929 | ||
1930 | DllExport int | |
7766f137 GS |
1931 | win32_unlink(const char *filename) |
1932 | { | |
acfe0abc | 1933 | dTHX; |
7766f137 GS |
1934 | int ret; |
1935 | DWORD attrs; | |
1936 | ||
8c56068e JD |
1937 | filename = PerlDir_mapA(filename); |
1938 | attrs = GetFileAttributesA(filename); | |
1939 | if (attrs == 0xFFFFFFFF) { | |
1940 | errno = ENOENT; | |
1941 | return -1; | |
7766f137 | 1942 | } |
8c56068e JD |
1943 | if (attrs & FILE_ATTRIBUTE_READONLY) { |
1944 | (void)SetFileAttributesA(filename, attrs & ~FILE_ATTRIBUTE_READONLY); | |
1945 | ret = unlink(filename); | |
1946 | if (ret == -1) | |
1947 | (void)SetFileAttributesA(filename, attrs); | |
7766f137 | 1948 | } |
8c56068e JD |
1949 | else |
1950 | ret = unlink(filename); | |
7766f137 GS |
1951 | return ret; |
1952 | } | |
1953 | ||
1954 | DllExport int | |
3b405fc5 | 1955 | win32_utime(const char *filename, struct utimbuf *times) |
ad0751ec | 1956 | { |
acfe0abc | 1957 | dTHX; |
ad0751ec GS |
1958 | HANDLE handle; |
1959 | FILETIME ftCreate; | |
1960 | FILETIME ftAccess; | |
1961 | FILETIME ftWrite; | |
1962 | struct utimbuf TimeBuffer; | |
7fac1903 | 1963 | int rc; |
8c56068e JD |
1964 | |
1965 | filename = PerlDir_mapA(filename); | |
1966 | rc = utime(filename, times); | |
1967 | ||
ad0751ec | 1968 | /* EACCES: path specifies directory or readonly file */ |
8cbe99e5 | 1969 | if (rc == 0 || errno != EACCES) |
ad0751ec GS |
1970 | return rc; |
1971 | ||
1972 | if (times == NULL) { | |
1973 | times = &TimeBuffer; | |
1974 | time(×->actime); | |
1975 | times->modtime = times->actime; | |
1976 | } | |
1977 | ||
1978 | /* This will (and should) still fail on readonly files */ | |
8c56068e JD |
1979 | handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE, |
1980 | FILE_SHARE_READ | FILE_SHARE_DELETE, NULL, | |
1981 | OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); | |
ad0751ec GS |
1982 | if (handle == INVALID_HANDLE_VALUE) |
1983 | return rc; | |
1984 | ||
1985 | if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) && | |
1986 | filetime_from_time(&ftAccess, times->actime) && | |
1987 | filetime_from_time(&ftWrite, times->modtime) && | |
1988 | SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite)) | |
1989 | { | |
1990 | rc = 0; | |
1991 | } | |
1992 | ||
1993 | CloseHandle(handle); | |
1994 | return rc; | |
1995 | } | |
1996 | ||
6e3b076d JH |
1997 | typedef union { |
1998 | unsigned __int64 ft_i64; | |
1999 | FILETIME ft_val; | |
2000 | } FT_t; | |
2001 | ||
2002 | #ifdef __GNUC__ | |
2003 | #define Const64(x) x##LL | |
2004 | #else | |
2005 | #define Const64(x) x##i64 | |
2006 | #endif | |
2007 | /* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */ | |
2008 | #define EPOCH_BIAS Const64(116444736000000000) | |
2009 | ||
57ab3dfe GS |
2010 | /* NOTE: This does not compute the timezone info (doing so can be expensive, |
2011 | * and appears to be unsupported even by glibc) */ | |
2012 | DllExport int | |
2013 | win32_gettimeofday(struct timeval *tp, void *not_used) | |
2014 | { | |
6e3b076d JH |
2015 | FT_t ft; |
2016 | ||
2017 | /* this returns time in 100-nanosecond units (i.e. tens of usecs) */ | |
2018 | GetSystemTimeAsFileTime(&ft.ft_val); | |
2019 | ||
2020 | /* seconds since epoch */ | |
2021 | tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(10000000)); | |
2022 | ||
2023 | /* microseconds remaining */ | |
2024 | tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(1000000)); | |
2025 | ||
2026 | return 0; | |
57ab3dfe GS |
2027 | } |
2028 | ||
2d7a9237 | 2029 | DllExport int |
b2af26b1 GS |
2030 | win32_uname(struct utsname *name) |
2031 | { | |
2032 | struct hostent *hep; | |
2033 | STRLEN nodemax = sizeof(name->nodename)-1; | |
b2af26b1 | 2034 | |
aeecf691 JD |
2035 | /* sysname */ |
2036 | switch (g_osver.dwPlatformId) { | |
2037 | case VER_PLATFORM_WIN32_WINDOWS: | |
2038 | strcpy(name->sysname, "Windows"); | |
2039 | break; | |
2040 | case VER_PLATFORM_WIN32_NT: | |
2041 | strcpy(name->sysname, "Windows NT"); | |
2042 | break; | |
2043 | case VER_PLATFORM_WIN32s: | |
2044 | strcpy(name->sysname, "Win32s"); | |
2045 | break; | |
2046 | default: | |
2047 | strcpy(name->sysname, "Win32 Unknown"); | |
2048 | break; | |
b2af26b1 | 2049 | } |
aeecf691 JD |
2050 | |
2051 | /* release */ | |
2052 | sprintf(name->release, "%d.%d", | |
2053 | g_osver.dwMajorVersion, g_osver.dwMinorVersion); | |
2054 | ||
2055 | /* version */ | |
2056 | sprintf(name->version, "Build %d", | |
2057 | g_osver.dwPlatformId == VER_PLATFORM_WIN32_NT | |
2058 | ? g_osver.dwBuildNumber : (g_osver.dwBuildNumber & 0xffff)); | |
2059 | if (g_osver.szCSDVersion[0]) { | |
2060 | char *buf = name->version + strlen(name->version); | |
2061 | sprintf(buf, " (%s)", g_osver.szCSDVersion); | |
b2af26b1 GS |
2062 | } |
2063 | ||
2064 | /* nodename */ | |
2065 | hep = win32_gethostbyname("localhost"); | |
2066 | if (hep) { | |
2067 | STRLEN len = strlen(hep->h_name); | |
2068 | if (len <= nodemax) { | |
2069 | strcpy(name->nodename, hep->h_name); | |
2070 | } | |
2071 | else { | |
2072 | strncpy(name->nodename, hep->h_name, nodemax); | |
2073 | name->nodename[nodemax] = '\0'; | |
2074 | } | |
2075 | } | |
2076 | else { | |
2077 | DWORD sz = nodemax; | |
2078 | if (!GetComputerName(name->nodename, &sz)) | |
2079 | *name->nodename = '\0'; | |
2080 | } | |
2081 | ||
2082 | /* machine (architecture) */ | |
2083 | { | |
2084 | SYSTEM_INFO info; | |
fe537c65 | 2085 | DWORD procarch; |
b2af26b1 GS |
2086 | char *arch; |
2087 | GetSystemInfo(&info); | |
a6c40364 | 2088 | |
378eeda7 | 2089 | #if (defined(__MINGW32__) && !defined(_ANONYMOUS_UNION) && !defined(__MINGW_EXTENSION)) |
fe537c65 | 2090 | procarch = info.u.s.wProcessorArchitecture; |
a6c40364 | 2091 | #else |
fe537c65 | 2092 | procarch = info.wProcessorArchitecture; |
a6c40364 | 2093 | #endif |
fe537c65 | 2094 | switch (procarch) { |
b2af26b1 GS |
2095 | case PROCESSOR_ARCHITECTURE_INTEL: |
2096 | arch = "x86"; break; | |
fe537c65 GS |
2097 | case PROCESSOR_ARCHITECTURE_IA64: |
2098 | arch = "ia64"; break; | |
fe537c65 GS |
2099 | case PROCESSOR_ARCHITECTURE_AMD64: |
2100 | arch = "amd64"; break; | |
fe537c65 | 2101 | case PROCESSOR_ARCHITECTURE_UNKNOWN: |
b2af26b1 | 2102 | arch = "unknown"; break; |
fe537c65 GS |
2103 | default: |
2104 | sprintf(name->machine, "unknown(0x%x)", procarch); | |
2105 | arch = name->machine; | |
2106 | break; | |
b2af26b1 | 2107 | } |
fe537c65 GS |
2108 | if (name->machine != arch) |
2109 | strcpy(name->machine, arch); | |
b2af26b1 GS |
2110 | } |
2111 | return 0; | |
2112 | } | |
2113 | ||
8fb3fcfb NIS |
2114 | /* Timing related stuff */ |
2115 | ||
3fadfdf1 NIS |
2116 | int |
2117 | do_raise(pTHX_ int sig) | |
2118 | { | |
2119 | if (sig < SIG_SIZE) { | |
2120 | Sighandler_t handler = w32_sighandler[sig]; | |
2121 | if (handler == SIG_IGN) { | |
2122 | return 0; | |
2123 | } | |
2124 | else if (handler != SIG_DFL) { | |
2125 | (*handler)(sig); | |
2126 | return 0; | |
2127 | } | |
2128 | else { | |
2129 | /* Choose correct default behaviour */ | |
2130 | switch (sig) { | |
2131 | #ifdef SIGCLD | |
2132 | case SIGCLD: | |
2133 | #endif | |
2134 | #ifdef SIGCHLD | |
2135 | case SIGCHLD: | |
2136 | #endif | |
2137 | case 0: | |
2138 | return 0; | |
2139 | case SIGTERM: | |
2140 | default: | |
2141 | break; | |
2142 | } | |
2143 | } | |
2144 | } | |
2145 | /* Tell caller to exit thread/process as approriate */ | |
2146 | return 1; | |
2147 | } | |
2148 | ||
2149 | void | |
2150 | sig_terminate(pTHX_ int sig) | |
2151 | { | |
2152 | Perl_warn(aTHX_ "Terminating on signal SIG%s(%d)\n",PL_sig_name[sig], sig); | |
2153 | /* exit() seems to be safe, my_exit() or die() is a problem in ^C | |
2154 | thread | |
2155 | */ | |
2156 | exit(sig); | |
2157 | } | |
2158 | ||
8fb3fcfb NIS |
2159 | DllExport int |
2160 | win32_async_check(pTHX) | |
2161 | { | |
2162 | MSG msg; | |
aeecf691 JD |
2163 | HWND hwnd = w32_message_hwnd; |
2164 | ||
099b16d3 RM |
2165 | /* Reset w32_poll_count before doing anything else, incase we dispatch |
2166 | * messages that end up calling back into perl */ | |
aeecf691 JD |
2167 | w32_poll_count = 0; |
2168 | ||
099b16d3 RM |
2169 | if (hwnd != INVALID_HANDLE_VALUE) { |
2170 | /* Passing PeekMessage -1 as HWND (2nd arg) only gets PostThreadMessage() messages | |
2171 | * and ignores window messages - should co-exist better with windows apps e.g. Tk | |
2172 | */ | |
2173 | if (hwnd == NULL) | |
2174 | hwnd = (HWND)-1; | |
2175 | ||
2176 | while (PeekMessage(&msg, hwnd, WM_TIMER, WM_TIMER, PM_REMOVE|PM_NOYIELD) || | |
2177 | PeekMessage(&msg, hwnd, WM_USER_MIN, WM_USER_MAX, PM_REMOVE|PM_NOYIELD)) | |
2178 | { | |
2179 | /* re-post a WM_QUIT message (we'll mark it as read later) */ | |
2180 | if(msg.message == WM_QUIT) { | |
2181 | PostQuitMessage((int)msg.wParam); | |
2182 | break; | |
2183 | } | |
8fb3fcfb | 2184 | |
099b16d3 RM |
2185 | if(!CallMsgFilter(&msg, MSGF_USER)) |
2186 | { | |
2187 | TranslateMessage(&msg); | |
2188 | DispatchMessage(&msg); | |
aeecf691 | 2189 | } |
099b16d3 | 2190 | } |
8fb3fcfb NIS |
2191 | } |
2192 | ||
099b16d3 RM |
2193 | /* Call PeekMessage() to mark all pending messages in the queue as "old". |
2194 | * This is necessary when we are being called by win32_msgwait() to | |
2195 | * make sure MsgWaitForMultipleObjects() stops reporting the same waiting | |
2196 | * message over and over. An example how this can happen is when | |
2197 | * Perl is calling win32_waitpid() inside a GUI application and the GUI | |
2198 | * is generating messages before the process terminated. | |
2199 | */ | |
4386d69d | 2200 | PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE|PM_NOYIELD); |
099b16d3 | 2201 | |
7e5f34c0 | 2202 | /* Above or other stuff may have set a signal flag */ |
099b16d3 RM |
2203 | if (PL_sig_pending) |
2204 | despatch_signals(); | |
2205 | ||
aeecf691 | 2206 | return 1; |
8fb3fcfb NIS |
2207 | } |
2208 | ||
089197fa GS |
2209 | /* This function will not return until the timeout has elapsed, or until |
2210 | * one of the handles is ready. */ | |
8fb3fcfb NIS |
2211 | DllExport DWORD |
2212 | win32_msgwait(pTHX_ DWORD count, LPHANDLE handles, DWORD timeout, LPDWORD resultp) | |
2213 | { | |
2214 | /* We may need several goes at this - so compute when we stop */ | |
001e9f89 DD |
2215 | FT_t ticks = {0}; |
2216 | unsigned __int64 endtime = timeout; | |
8fb3fcfb | 2217 | if (timeout != INFINITE) { |
001e9f89 DD |
2218 | GetSystemTimeAsFileTime(&ticks.ft_val); |
2219 | ticks.ft_i64 /= 10000; | |
2220 | endtime += ticks.ft_i64; | |
2221 | } | |
2222 | /* This was a race condition. Do not let a non INFINITE timeout to | |
2223 | * MsgWaitForMultipleObjects roll under 0 creating a near | |
2224 | * infinity/~(UINT32)0 timeout which will appear as a deadlock to the | |
2225 | * user who did a CORE perl function with a non infinity timeout, | |
2226 | * sleep for example. This is 64 to 32 truncation minefield. | |
2227 | * | |
2228 | * This scenario can only be created if the timespan from the return of | |
2229 | * MsgWaitForMultipleObjects to GetSystemTimeAsFileTime exceeds 1 ms. To | |
2230 | * generate the scenario, manual breakpoints in a C debugger are required, | |
2231 | * or a context switch occured in win32_async_check in PeekMessage, or random | |
2232 | * messages are delivered to the *thread* message queue of the Perl thread | |
2233 | * from another process (msctf.dll doing IPC among its instances, VS debugger | |
2234 | * causes msctf.dll to be loaded into Perl by kernel), see [perl #33096]. | |
2235 | */ | |
2236 | while (ticks.ft_i64 <= endtime) { | |
9afd6203 SH |
2237 | /* if timeout's type is lengthened, remember to split 64b timeout |
2238 | * into multiple non-infinity runs of MWFMO */ | |
2239 | DWORD result = MsgWaitForMultipleObjects(count, handles, FALSE, | |
2240 | (DWORD)(endtime - ticks.ft_i64), | |
2241 | QS_POSTMESSAGE|QS_TIMER|QS_SENDMESSAGE); | |
8fb3fcfb NIS |
2242 | if (resultp) |
2243 | *resultp = result; | |
2244 | if (result == WAIT_TIMEOUT) { | |
3fadfdf1 NIS |
2245 | /* Ran out of time - explicit return of zero to avoid -ve if we |
2246 | have scheduling issues | |
2247 | */ | |
8fb3fcfb NIS |
2248 | return 0; |
2249 | } | |
2250 | if (timeout != INFINITE) { | |
001e9f89 DD |
2251 | GetSystemTimeAsFileTime(&ticks.ft_val); |
2252 | ticks.ft_i64 /= 10000; | |
2253 | } | |
8fb3fcfb NIS |
2254 | if (result == WAIT_OBJECT_0 + count) { |
2255 | /* Message has arrived - check it */ | |
089197fa | 2256 | (void)win32_async_check(aTHX); |
8fb3fcfb NIS |
2257 | } |
2258 | else { | |
2259 | /* Not timeout or message - one of handles is ready */ | |
2260 | break; | |
2261 | } | |
2262 | } | |
8fb3fcfb | 2263 | /* If we are past the end say zero */ |
9afd6203 | 2264 | if (!ticks.ft_i64 || ticks.ft_i64 > endtime) |
001e9f89 DD |
2265 | return 0; |
2266 | /* compute time left to wait */ | |
2267 | ticks.ft_i64 = endtime - ticks.ft_i64; | |
9afd6203 SH |
2268 | /* if more ms than DWORD, then return max DWORD */ |
2269 | return ticks.ft_i64 <= UINT_MAX ? (DWORD)ticks.ft_i64 : UINT_MAX; | |
8fb3fcfb NIS |
2270 | } |
2271 | ||
932b7487 | 2272 | int |
04a2c3d9 | 2273 | win32_internal_wait(pTHX_ int *status, DWORD timeout) |
932b7487 RC |
2274 | { |
2275 | /* XXX this wait emulation only knows about processes | |
2276 | * spawned via win32_spawnvp(P_NOWAIT, ...). | |
2277 | */ | |
932b7487 RC |
2278 | int i, retval; |
2279 | DWORD exitcode, waitcode; | |
2280 | ||
2281 | #ifdef USE_ITHREADS | |
2282 | if (w32_num_pseudo_children) { | |
8fb3fcfb NIS |
2283 | win32_msgwait(aTHX_ w32_num_pseudo_children, w32_pseudo_child_handles, |
2284 | timeout, &waitcode); | |
932b7487 RC |
2285 | /* Time out here if there are no other children to wait for. */ |
2286 | if (waitcode == WAIT_TIMEOUT) { | |
2287 | if (!w32_num_children) { | |
2288 | return 0; | |
2289 | } | |
2290 | } | |
2291 | else if (waitcode != WAIT_FAILED) { | |
2292 | if (waitcode >= WAIT_ABANDONED_0 | |
2293 | && waitcode < WAIT_ABANDONED_0 + w32_num_pseudo_children) | |
2294 | i = waitcode - WAIT_ABANDONED_0; | |
2295 | else | |
2296 | i = waitcode - WAIT_OBJECT_0; | |
2297 | if (GetExitCodeThread(w32_pseudo_child_handles[i], &exitcode)) { | |
2298 | *status = (int)((exitcode & 0xff) << 8); | |
2299 | retval = (int)w32_pseudo_child_pids[i]; | |
2300 | remove_dead_pseudo_process(i); | |
2301 | return -retval; | |
2302 | } | |
2303 | } | |
2304 | } | |
2305 | #endif | |
2306 | ||
2307 | if (!w32_num_children) { | |
2308 | errno = ECHILD; | |
2309 | return -1; | |
2310 | } | |
2311 | ||
2312 | /* if a child exists, wait for it to die */ | |
8fb3fcfb | 2313 | win32_msgwait(aTHX_ w32_num_children, w32_child_handles, timeout, &waitcode); |
932b7487 RC |
2314 | if (waitcode == WAIT_TIMEOUT) { |
2315 | return 0; | |
2316 | } | |
2317 | if (waitcode != WAIT_FAILED) { | |
2318 | if (waitcode >= WAIT_ABANDONED_0 | |
2319 | && waitcode < WAIT_ABANDONED_0 + w32_num_children) | |
2320 | i = waitcode - WAIT_ABANDONED_0; | |
2321 | else | |
2322 | i = waitcode - WAIT_OBJECT_0; | |
2323 | if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) { | |
2324 | *status = (int)((exitcode & 0xff) << 8); | |
2325 | retval = (int)w32_child_pids[i]; | |
2326 | remove_dead_process(i); | |
2327 | return retval; | |
2328 | } | |
2329 | } | |
2330 | ||
932b7487 RC |
2331 | errno = GetLastError(); |
2332 | return -1; | |
2333 | } | |
2334 | ||
b2af26b1 | 2335 | DllExport int |
f55ee38a GS |
2336 | win32_waitpid(int pid, int *status, int flags) |
2337 | { | |
acfe0abc | 2338 | dTHX; |
922b1888 | 2339 | DWORD timeout = (flags & WNOHANG) ? 0 : INFINITE; |
0aaad0ff | 2340 | int retval = -1; |
c66b022d | 2341 | long child; |
7766f137 | 2342 | if (pid == -1) /* XXX threadid == 1 ? */ |
04a2c3d9 | 2343 | return win32_internal_wait(aTHX_ status, timeout); |
7766f137 GS |
2344 | #ifdef USE_ITHREADS |
2345 | else if (pid < 0) { | |
04a2c3d9 | 2346 | child = find_pseudo_pid(aTHX_ -pid); |
7766f137 GS |
2347 | if (child >= 0) { |
2348 | HANDLE hThread = w32_pseudo_child_handles[child]; | |
8fb3fcfb NIS |
2349 | DWORD waitcode; |
2350 | win32_msgwait(aTHX_ 1, &hThread, timeout, &waitcode); | |
2f67576d BC |
2351 | if (waitcode == WAIT_TIMEOUT) { |
2352 | return 0; | |
2353 | } | |
8fb3fcfb | 2354 | else if (waitcode == WAIT_OBJECT_0) { |
7766f137 GS |
2355 | if (GetExitCodeThread(hThread, &waitcode)) { |
2356 | *status = (int)((waitcode & 0xff) << 8); | |
2357 | retval = (int)w32_pseudo_child_pids[child]; | |
2358 | remove_dead_pseudo_process(child); | |
68a29c53 | 2359 | return -retval; |
7766f137 GS |
2360 | } |
2361 | } | |
2362 | else | |
2363 | errno = ECHILD; | |
2364 | } | |
2365 | } | |
2366 | #endif | |
f55ee38a | 2367 | else { |
922b1888 GS |
2368 | HANDLE hProcess; |
2369 | DWORD waitcode; | |
04a2c3d9 | 2370 | child = find_pid(aTHX_ pid); |
0aaad0ff | 2371 | if (child >= 0) { |
922b1888 | 2372 | hProcess = w32_child_handles[child]; |
8fb3fcfb | 2373 | win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); |
a7867d0a GS |
2374 | if (waitcode == WAIT_TIMEOUT) { |
2375 | return 0; | |
2376 | } | |
8fb3fcfb | 2377 | else if (waitcode == WAIT_OBJECT_0) { |
922b1888 GS |
2378 | if (GetExitCodeProcess(hProcess, &waitcode)) { |
2379 | *status = (int)((waitcode & 0xff) << 8); | |
2380 | retval = (int)w32_child_pids[child]; | |
2381 | remove_dead_process(child); | |
2382 | return retval; | |
2383 | } | |
a7867d0a | 2384 | } |
0aaad0ff GS |
2385 | else |
2386 | errno = ECHILD; | |
2387 | } | |
2388 | else { | |
8cbe99e5 | 2389 | hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid); |
922b1888 | 2390 | if (hProcess) { |
8fb3fcfb | 2391 | win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); |
922b1888 | 2392 | if (waitcode == WAIT_TIMEOUT) { |
48db714f | 2393 | CloseHandle(hProcess); |
922b1888 GS |
2394 | return 0; |
2395 | } | |
8fb3fcfb | 2396 | else if (waitcode == WAIT_OBJECT_0) { |
922b1888 GS |
2397 | if (GetExitCodeProcess(hProcess, &waitcode)) { |
2398 | *status = (int)((waitcode & 0xff) << 8); | |
2399 | CloseHandle(hProcess); | |
2400 | return pid; | |
2401 | } | |
2402 | } | |
2403 | CloseHandle(hProcess); | |
2404 | } | |
2405 | else | |
2406 | errno = ECHILD; | |
0aaad0ff | 2407 | } |
f55ee38a | 2408 | } |
3fadfdf1 | 2409 | return retval >= 0 ? pid : retval; |
f55ee38a GS |
2410 | } |
2411 | ||
2412 | DllExport int | |
2d7a9237 GS |
2413 | win32_wait(int *status) |
2414 | { | |
04a2c3d9 DD |
2415 | dTHX; |
2416 | return win32_internal_wait(aTHX_ status, INFINITE); | |
2d7a9237 | 2417 | } |
d55594ae | 2418 | |
8fb3fcfb NIS |
2419 | DllExport unsigned int |
2420 | win32_sleep(unsigned int t) | |
d55594ae | 2421 | { |
acfe0abc | 2422 | dTHX; |
8fb3fcfb | 2423 | /* Win32 times are in ms so *1000 in and /1000 out */ |
3b9aea04 SH |
2424 | if (t > UINT_MAX / 1000) { |
2425 | Perl_ck_warner(aTHX_ packWARN(WARN_OVERFLOW), | |
2426 | "sleep(%lu) too large", t); | |
2427 | } | |
2428 | return win32_msgwait(aTHX_ 0, NULL, t * 1000, NULL) / 1000; | |
d55594ae GS |
2429 | } |
2430 | ||
f3986ebb GS |
2431 | DllExport unsigned int |
2432 | win32_alarm(unsigned int sec) | |
0a753a76 | 2433 | { |
3fadfdf1 | 2434 | /* |
d55594ae | 2435 | * the 'obvious' implentation is SetTimer() with a callback |
3fadfdf1 NIS |
2436 | * which does whatever receiving SIGALRM would do |
2437 | * we cannot use SIGALRM even via raise() as it is not | |
d55594ae | 2438 | * one of the supported codes in <signal.h> |
3fadfdf1 | 2439 | */ |
acfe0abc | 2440 | dTHX; |
aeecf691 JD |
2441 | |
2442 | if (w32_message_hwnd == INVALID_HANDLE_VALUE) | |
2443 | w32_message_hwnd = win32_create_message_window(); | |
2444 | ||
8fb3fcfb | 2445 | if (sec) { |
aeecf691 JD |
2446 | if (w32_message_hwnd == NULL) |
2447 | w32_timerid = SetTimer(NULL, w32_timerid, sec*1000, NULL); | |
2448 | else { | |
2449 | w32_timerid = 1; | |
2450 | SetTimer(w32_message_hwnd, w32_timerid, sec*1000, NULL); | |
2451 | } | |
8fb3fcfb NIS |
2452 | } |
2453 | else { | |
2454 | if (w32_timerid) { | |
aeecf691 JD |
2455 | KillTimer(w32_message_hwnd, w32_timerid); |
2456 | w32_timerid = 0; | |
8fb3fcfb | 2457 | } |
3fadfdf1 | 2458 | } |
afe91769 | 2459 | return 0; |
0a753a76 | 2460 | } |
2461 | ||
2d77217b | 2462 | extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf); |
26618a56 GS |
2463 | |
2464 | DllExport char * | |
2465 | win32_crypt(const char *txt, const char *salt) | |
2466 | { | |
acfe0abc | 2467 | dTHX; |
3352bfcb | 2468 | return des_fcrypt(txt, salt, w32_crypt_buffer); |
26618a56 | 2469 | } |
26618a56 | 2470 | |
390b85e7 GS |
2471 | /* simulate flock by locking a range on the file */ |
2472 | ||
390b85e7 GS |
2473 | #define LK_LEN 0xffff0000 |
2474 | ||
f3986ebb GS |
2475 | DllExport int |
2476 | win32_flock(int fd, int oper) | |
390b85e7 GS |
2477 | { |
2478 | OVERLAPPED o; | |
2479 | int i = -1; | |
2480 | HANDLE fh; | |
2481 | ||
2482 | fh = (HANDLE)_get_osfhandle(fd); | |
97b33cac JD |
2483 | if (fh == (HANDLE)-1) /* _get_osfhandle() already sets errno to EBADF */ |
2484 | return -1; | |
2485 | ||
390b85e7 GS |
2486 | memset(&o, 0, sizeof(o)); |
2487 | ||
2488 | switch(oper) { | |
2489 | case LOCK_SH: /* shared lock */ | |
97b33cac JD |
2490 | if (LockFileEx(fh, 0, 0, LK_LEN, 0, &o)) |
2491 | i = 0; | |
390b85e7 GS |
2492 | break; |
2493 | case LOCK_EX: /* exclusive lock */ | |
97b33cac JD |
2494 | if (LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o)) |
2495 | i = 0; | |
390b85e7 GS |
2496 | break; |
2497 | case LOCK_SH|LOCK_NB: /* non-blocking shared lock */ | |
97b33cac JD |
2498 | if (LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o)) |
2499 | i = 0; | |
390b85e7 GS |
2500 | break; |
2501 | case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */ | |
97b33cac JD |
2502 | if (LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY, |
2503 | 0, LK_LEN, 0, &o)) | |
2504 | i = 0; | |
390b85e7 GS |
2505 | break; |
2506 | case LOCK_UN: /* unlock lock */ | |
97b33cac JD |
2507 | if (UnlockFileEx(fh, 0, LK_LEN, 0, &o)) |
2508 | i = 0; | |
390b85e7 GS |
2509 | break; |
2510 | default: /* unknown */ | |
2511 | errno = EINVAL; | |
97b33cac JD |
2512 | return -1; |
2513 | } | |
2514 | if (i == -1) { | |
2515 | if (GetLastError() == ERROR_LOCK_VIOLATION) | |
2516 | errno = WSAEWOULDBLOCK; | |
2517 | else | |
2518 | errno = EINVAL; | |
390b85e7 GS |
2519 | } |
2520 | return i; | |
2521 | } | |
2522 | ||
390b85e7 GS |
2523 | #undef LK_LEN |
2524 | ||
68dc0745 | 2525 | /* |
2526 | * redirected io subsystem for all XS modules | |
2527 | * | |
2528 | */ | |
0a753a76 | 2529 | |
68dc0745 | 2530 | DllExport int * |
2531 | win32_errno(void) | |
0a753a76 | 2532 | { |
390b85e7 | 2533 | return (&errno); |
0a753a76 | 2534 | } |
2535 | ||
dcb2879a GS |
2536 | DllExport char *** |
2537 | win32_environ(void) | |
2538 | { | |
390b85e7 | 2539 | return (&(_environ)); |
dcb2879a GS |
2540 | } |
2541 | ||
68dc0745 | 2542 | /* the rest are the remapped stdio routines */ |
2543 | DllExport FILE * | |
2544 | win32_stderr(void) | |
0a753a76 | 2545 | { |
390b85e7 | 2546 | return (stderr); |
0a753a76 | 2547 | } |
2548 | ||
68dc0745 | 2549 | DllExport FILE * |
2550 | win32_stdin(void) | |
0a753a76 | 2551 | { |
390b85e7 | 2552 | return (stdin); |
0a753a76 | 2553 | } |
2554 | ||
68dc0745 | 2555 | DllExport FILE * |
0934c9d9 | 2556 | win32_stdout(void) |
0a753a76 | 2557 | { |
390b85e7 | 2558 | return (stdout); |
0a753a76 | 2559 | } |
2560 | ||
68dc0745 | 2561 | DllExport int |
2562 | win32_ferror(FILE *fp) | |
0a753a76 | 2563 | { |
390b85e7 | 2564 | return (ferror(fp)); |
0a753a76 | 2565 | } |
2566 | ||
2567 | ||
68dc0745 | 2568 | DllExport int |
2569 | win32_feof(FILE *fp) | |
0a753a76 | 2570 | { |
390b85e7 | 2571 | return (feof(fp)); |
0a753a76 | 2572 | } |
2573 | ||
68dc0745 | 2574 | /* |
3fadfdf1 | 2575 | * Since the errors returned by the socket error function |
68dc0745 | 2576 | * WSAGetLastError() are not known by the library routine strerror |
2577 | * we have to roll our own. | |
2578 | */ | |
0a753a76 | 2579 | |
68dc0745 | 2580 | DllExport char * |
3fadfdf1 | 2581 | win32_strerror(int e) |
0a753a76 | 2582 | { |
378eeda7 | 2583 | #if !defined __MINGW32__ /* compiler intolerance */ |
68dc0745 | 2584 | extern int sys_nerr; |
3e3baf6d | 2585 | #endif |
0a753a76 | 2586 | |
9404a519 | 2587 | if (e < 0 || e > sys_nerr) { |
9399a70c | 2588 | dTHXa(NULL); |
9404a519 | 2589 | if (e < 0) |
68dc0745 | 2590 | e = GetLastError(); |
0a753a76 | 2591 | |
9399a70c | 2592 | aTHXa(PERL_GET_THX); |
364d54ba JD |
2593 | if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
2594 | |FORMAT_MESSAGE_IGNORE_INSERTS, NULL, e, 0, | |
2595 | w32_strerror_buffer, sizeof(w32_strerror_buffer), | |
2596 | NULL) == 0) | |
2597 | { | |
3352bfcb | 2598 | strcpy(w32_strerror_buffer, "Unknown Error"); |
364d54ba | 2599 | } |
3352bfcb | 2600 | return w32_strerror_buffer; |
68dc0745 | 2601 | } |
364d54ba | 2602 | #undef strerror |
390b85e7 | 2603 | return strerror(e); |
364d54ba | 2604 | #define strerror win32_strerror |
0a753a76 | 2605 | } |
2606 | ||
22fae026 | 2607 | DllExport void |
c5be433b | 2608 | win32_str_os_error(void *sv, DWORD dwErr) |
22fae026 TM |
2609 | { |
2610 | DWORD dwLen; | |
2611 | char *sMsg; | |
2612 | dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | |
2613 | |FORMAT_MESSAGE_IGNORE_INSERTS | |
2614 | |FORMAT_MESSAGE_FROM_SYSTEM, NULL, | |
2615 | dwErr, 0, (char *)&sMsg, 1, NULL); | |
2ce77adf | 2616 | /* strip trailing whitespace and period */ |
22fae026 | 2617 | if (0 < dwLen) { |
2ce77adf GS |
2618 | do { |
2619 | --dwLen; /* dwLen doesn't include trailing null */ | |
2620 | } while (0 < dwLen && isSPACE(sMsg[dwLen])); | |
22fae026 TM |
2621 | if ('.' != sMsg[dwLen]) |
2622 | dwLen++; | |
2ce77adf | 2623 | sMsg[dwLen] = '\0'; |
22fae026 TM |
2624 | } |
2625 | if (0 == dwLen) { | |
c69f6586 | 2626 | sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/); |
db7c17d7 GS |
2627 | if (sMsg) |
2628 | dwLen = sprintf(sMsg, | |
2629 | "Unknown error #0x%lX (lookup 0x%lX)", | |
2630 | dwErr, GetLastError()); | |
2631 | } | |
2632 | if (sMsg) { | |
acfe0abc | 2633 | dTHX; |
db7c17d7 GS |
2634 | sv_setpvn((SV*)sv, sMsg, dwLen); |
2635 | LocalFree(sMsg); | |
22fae026 | 2636 | } |
22fae026 TM |
2637 | } |
2638 | ||
68dc0745 | 2639 | DllExport int |
2640 | win32_fprintf(FILE *fp, const char *format, ...) | |
0a753a76 | 2641 | { |
68dc0745 | 2642 | va_list marker; |
2643 | va_start(marker, format); /* Initialize variable arguments. */ | |
0a753a76 | 2644 | |
390b85e7 | 2645 | return (vfprintf(fp, format, marker)); |
0a753a76 | 2646 | } |
2647 | ||
68dc0745 | 2648 | DllExport int |
2649 | win32_printf(const char *format, ...) | |
0a753a76 | 2650 | { |
68dc0745 | 2651 | va_list marker; |
2652 | va_start(marker, format); /* Initialize variable arguments. */ | |
0a753a76 | 2653 | |
390b85e7 | 2654 | return (vprintf(format, marker)); |
0a753a76 | 2655 | } |
2656 | ||
68dc0745 | 2657 | DllExport int |
2658 | win32_vfprintf(FILE *fp, const char *format, va_list args) | |
0a753a76 | 2659 | { |
390b85e7 | 2660 | return (vfprintf(fp, format, args)); |
0a753a76 | 2661 | } |
2662 | ||
96e4d5b1 | 2663 | DllExport int |
2664 | win32_vprintf(const char *format, va_list args) | |
2665 | { | |
390b85e7 | 2666 | return (vprintf(format, args)); |
96e4d5b1 | 2667 | } |
2668 | ||
68dc0745 | 2669 | DllExport size_t |
2670 | win32_fread(void *buf, size_t size, size_t count, FILE *fp) | |
0a753a76 | 2671 | { |
390b85e7 | 2672 | return fread(buf, size, count, fp); |
0a753a76 | 2673 | } |
2674 | ||
68dc0745 | 2675 | DllExport size_t |
2676 | win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp) | |
0a753a76 | 2677 | { |
390b85e7 | 2678 | return fwrite(buf, size, count, fp); |
0a753a76 | 2679 | } |
2680 | ||
7fac1903 GS |
2681 | #define MODE_SIZE 10 |
2682 | ||
68dc0745 | 2683 | DllExport FILE * |
2684 | win32_fopen(const char *filename, const char *mode) | |
0a753a76 | 2685 | { |
04a2c3d9 | 2686 | dTHXa(NULL); |
1c5905c2 | 2687 | FILE *f; |
3fadfdf1 | 2688 | |
c5be433b GS |
2689 | if (!*filename) |
2690 | return NULL; | |
2691 | ||
68dc0745 | 2692 | if (stricmp(filename, "/dev/null")==0) |
7fac1903 GS |
2693 | filename = "NUL"; |
2694 | ||
04a2c3d9 | 2695 | aTHXa(PERL_GET_THX); |
8c56068e | 2696 | f = fopen(PerlDir_mapA(filename), mode); |
1c5905c2 GS |
2697 | /* avoid buffering headaches for child processes */ |
2698 | if (f && *mode == 'a') | |
2699 | win32_fseek(f, 0, SEEK_END); | |
2700 | return f; | |
0a753a76 | 2701 | } |
2702 | ||
68dc0745 | 2703 | DllExport FILE * |
7fac1903 | 2704 | win32_fdopen(int handle, const char *mode) |
0a753a76 | 2705 | { |
1c5905c2 | 2706 | FILE *f; |
8c56068e | 2707 | f = fdopen(handle, (char *) mode); |
1c5905c2 GS |
2708 | /* avoid buffering headaches for child processes */ |
2709 | if (f && *mode == 'a') | |
2710 | win32_fseek(f, 0, SEEK_END); | |
2711 | return f; | |
0a753a76 | 2712 | } |
2713 | ||
68dc0745 | 2714 | DllExport FILE * |
7fac1903 | 2715 | win32_freopen(const char *path, const char *mode, FILE *stream) |
0a753a76 | 2716 | { |
04a2c3d9 | 2717 | dTHXa(NULL); |
68dc0745 | 2718 | if (stricmp(path, "/dev/null")==0) |
7fac1903 GS |
2719 | path = "NUL"; |
2720 | ||
04a2c3d9 | 2721 | aTHXa(PERL_GET_THX); |
7766f137 | 2722 | return freopen(PerlDir_mapA(path), mode, stream); |
0a753a76 | 2723 | } |
2724 | ||
68dc0745 | 2725 | DllExport int |
2726 | win32_fclose(FILE *pf) | |
0a753a76 | 2727 | { |
19253ae6 DD |
2728 | #ifdef WIN32_NO_SOCKETS |
2729 | return fclose(pf); | |
2730 | #else | |
f3986ebb | 2731 | return my_fclose(pf); /* defined in win32sck.c */ |
19253ae6 | 2732 | #endif |
0a753a76 | 2733 | } |
2734 | ||
68dc0745 | 2735 | DllExport int |
2736 | win32_fputs(const char *s,FILE *pf) | |
0a753a76 | 2737 | { |
390b85e7 | 2738 | return fputs(s, pf); |
0a753a76 | 2739 | } |
2740 | ||
68dc0745 | 2741 | DllExport int |
2742 | win32_fputc(int c,FILE *pf) | |
0a753a76 | 2743 | { |
390b85e7 | 2744 | return fputc(c,pf); |
0a753a76 | 2745 | } |
2746 | ||
68dc0745 | 2747 | DllExport int |
2748 | win32_ungetc(int c,FILE *pf) | |
0a753a76 | 2749 | { |
390b85e7 | 2750 | return ungetc(c,pf); |
0a753a76 | 2751 | } |
2752 | ||
68dc0745 | 2753 | DllExport int |
2754 | win32_getc(FILE *pf) | |
0a753a76 | 2755 | { |
390b85e7 | 2756 | return getc(pf); |
0a753a76 | 2757 | } |
2758 | ||
68dc0745 | 2759 | DllExport int |
2760 | win32_fileno(FILE *pf) | |
0a753a76 | 2761 | { |
390b85e7 | 2762 | return fileno(pf); |
0a753a76 | 2763 | } |
2764 | ||
68dc0745 | 2765 | DllExport void |
2766 | win32_clearerr(FILE *pf) | |
0a753a76 | 2767 | { |
390b85e7 | 2768 | clearerr(pf); |
68dc0745 | 2769 | return; |
0a753a76 | 2770 | } |
2771 | ||
68dc0745 | 2772 | DllExport int |
2773 | win32_fflush(FILE *pf) | |
0a753a76 | 2774 | { |
390b85e7 | 2775 | return fflush(pf); |
0a753a76 | 2776 | } |
2777 | ||
c623ac67 | 2778 | DllExport Off_t |
68dc0745 | 2779 | win32_ftell(FILE *pf) |
0a753a76 | 2780 | { |
c623ac67 GS |
2781 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
2782 | fpos_t pos; | |
2783 | if (fgetpos(pf, &pos)) | |
2784 | return -1; | |
2785 | return (Off_t)pos; | |
2786 | #else | |
390b85e7 | 2787 | return ftell(pf); |
c623ac67 | 2788 | #endif |
0a753a76 | 2789 | } |
2790 | ||
68dc0745 | 2791 | DllExport int |
c623ac67 | 2792 | win32_fseek(FILE *pf, Off_t offset,int origin) |
0a753a76 | 2793 | { |
c623ac67 GS |
2794 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
2795 | fpos_t pos; | |
2796 | switch (origin) { | |
2797 | case SEEK_CUR: | |
2798 | if (fgetpos(pf, &pos)) | |
2799 | return -1; | |
2800 | offset += pos; | |
2801 | break; | |
2802 | case SEEK_END: | |
2803 | fseek(pf, 0, SEEK_END); | |
2804 | pos = _telli64(fileno(pf)); | |
2805 | offset += pos; | |
2806 | break; | |
2807 | case SEEK_SET: | |
2808 | break; | |
2809 | default: | |
2810 | errno = EINVAL; | |
2811 | return -1; | |
2812 | } | |
2813 | return fsetpos(pf, &offset); | |
2814 | #else | |
8859a7a0 | 2815 | return fseek(pf, (long)offset, origin); |
c623ac67 | 2816 | #endif |
0a753a76 | 2817 | } |
2818 | ||
68dc0745 | 2819 | DllExport int |
2820 | win32_fgetpos(FILE *pf,fpos_t *p) | |
0a753a76 | 2821 | { |
390b85e7 | 2822 | return fgetpos(pf, p); |
0a753a76 | 2823 | } |
2824 | ||
68dc0745 | 2825 | DllExport int |
2826 | win32_fsetpos(FILE *pf,const fpos_t *p) | |
0a753a76 | 2827 | { |
390b85e7 | 2828 | return fsetpos(pf, p); |
0a753a76 | 2829 | } |
2830 | ||
68dc0745 | 2831 | DllExport void |
2832 | win32_rewind(FILE *pf) | |
0a753a76 | 2833 | { |
390b85e7 | 2834 | rewind(pf); |
68dc0745 | 2835 | return; |
0a753a76 | 2836 | } |
2837 | ||
2941a2e1 JH |
2838 | DllExport int |
2839 | win32_tmpfd(void) | |
0a753a76 | 2840 | { |
b3122bc4 JH |
2841 | char prefix[MAX_PATH+1]; |
2842 | char filename[MAX_PATH+1]; | |
2843 | DWORD len = GetTempPath(MAX_PATH, prefix); | |
2844 | if (len && len < MAX_PATH) { | |
2845 | if (GetTempFileName(prefix, "plx", 0, filename)) { | |
2846 | HANDLE fh = CreateFile(filename, | |
2847 | DELETE | GENERIC_READ | GENERIC_WRITE, | |
2848 | 0, | |
2849 | NULL, | |
2850 | CREATE_ALWAYS, | |
2851 | FILE_ATTRIBUTE_NORMAL | |
2852 | | FILE_FLAG_DELETE_ON_CLOSE, | |
2853 | NULL); | |
2854 | if (fh != INVALID_HANDLE_VALUE) { | |
c623ac67 | 2855 | int fd = win32_open_osfhandle((intptr_t)fh, 0); |
b3122bc4 | 2856 | if (fd >= 0) { |
2b01189b | 2857 | PERL_DEB(dTHX;) |
b3122bc4 JH |
2858 | DEBUG_p(PerlIO_printf(Perl_debug_log, |
2859 | "Created tmpfile=%s\n",filename)); | |
2941a2e1 | 2860 | return fd; |
b3122bc4 JH |
2861 | } |
2862 | } | |
2863 | } | |
2864 | } | |
2941a2e1 JH |
2865 | return -1; |
2866 | } | |
2867 | ||
2868 | DllExport FILE* | |
2869 | win32_tmpfile(void) | |
2870 | { | |
2871 | int fd = win32_tmpfd(); | |
2872 | if (fd >= 0) | |
2873 | return win32_fdopen(fd, "w+b"); | |
b3122bc4 | 2874 | return NULL; |
0a753a76 | 2875 | } |
2876 | ||
68dc0745 | 2877 | DllExport void |
2878 | win32_abort(void) | |
0a753a76 | 2879 | { |
390b85e7 | 2880 | abort(); |
68dc0745 | 2881 | return; |
0a753a76 | 2882 | } |
2883 | ||
68dc0745 | 2884 | DllExport int |
c623ac67 | 2885 | win32_fstat(int fd, Stat_t *sbufptr) |
0a753a76 | 2886 | { |
378eeda7 | 2887 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
8cbe99e5 | 2888 | return _fstati64(fd, sbufptr); |
378eeda7 | 2889 | #else |
8cbe99e5 | 2890 | return fstat(fd, sbufptr); |
2a07f407 | 2891 | #endif |
0a753a76 | 2892 | } |
2893 | ||
68dc0745 | 2894 | DllExport int |
2895 | win32_pipe(int *pfd, unsigned int size, int mode) | |
0a753a76 | 2896 | { |
390b85e7 | 2897 | return _pipe(pfd, size, mode); |
0a753a76 | 2898 | } |
2899 | ||
8c0134a8 NIS |
2900 | DllExport PerlIO* |
2901 | win32_popenlist(const char *mode, IV narg, SV **args) | |
2902 | { | |
073dd035 | 2903 | Perl_croak_nocontext("List form of pipe open not implemented"); |
8c0134a8 NIS |
2904 | return NULL; |
2905 | } | |
2906 | ||
50892819 GS |
2907 | /* |
2908 | * a popen() clone that respects PERL5SHELL | |
00b02797 JH |
2909 | * |
2910 | * changed to return PerlIO* rather than FILE * by BKS, 11-11-2000 | |
50892819 GS |
2911 | */ |
2912 | ||
00b02797 | 2913 | DllExport PerlIO* |
68dc0745 | 2914 | win32_popen(const char *command, const char *mode) |
0a753a76 | 2915 | { |
4b556e6c | 2916 | #ifdef USE_RTL_POPEN |
390b85e7 | 2917 | return _popen(command, mode); |
50892819 GS |
2918 | #else |
2919 | int p[2]; | |
2920 | int parent, child; | |
2921 | int stdfd, oldfd; | |
2922 | int ourmode; | |
2923 | int childpid; | |
1095be37 GS |
2924 | DWORD nhandle; |
2925 | HANDLE old_h; | |
2926 | int lock_held = 0; | |
50892819 GS |
2927 | |
2928 | /* establish which ends read and write */ | |
2929 | if (strchr(mode,'w')) { | |
2930 | stdfd = 0; /* stdin */ | |
2931 | parent = 1; | |
2932 | child = 0; | |
1095be37 | 2933 | nhandle = STD_INPUT_HANDLE; |
50892819 GS |
2934 | } |
2935 | else if (strchr(mode,'r')) { | |
2936 | stdfd = 1; /* stdout */ | |
2937 | parent = 0; | |
2938 | child = 1; | |
1095be37 | 2939 | nhandle = STD_OUTPUT_HANDLE; |
50892819 GS |
2940 | } |
2941 | else | |
2942 | return NULL; | |
2943 | ||
2944 | /* set the correct mode */ | |
2945 | if (strchr(mode,'b')) | |
2946 | ourmode = O_BINARY; | |
2947 | else if (strchr(mode,'t')) | |
2948 | ourmode = O_TEXT; | |
2949 | else | |
2950 | ourmode = _fmode & (O_TEXT | O_BINARY); | |
2951 | ||
2952 | /* the child doesn't inherit handles */ | |
2953 | ourmode |= O_NOINHERIT; | |
2954 | ||
1095be37 | 2955 | if (win32_pipe(p, 512, ourmode) == -1) |
50892819 GS |
2956 | return NULL; |
2957 | ||
498d7dc4 GS |
2958 | /* save the old std handle (this needs to happen before the |
2959 | * dup2(), since that might call SetStdHandle() too) */ | |
2960 | OP_REFCNT_LOCK; | |
2961 | lock_held = 1; | |
2962 | old_h = GetStdHandle(nhandle); | |
2963 | ||
564914cd AS |
2964 | /* save current stdfd */ |
2965 | if ((oldfd = win32_dup(stdfd)) == -1) | |
2966 | goto cleanup; | |
2967 | ||
50892819 GS |
2968 | /* make stdfd go to child end of pipe (implicitly closes stdfd) */ |
2969 | /* stdfd will be inherited by the child */ | |
2970 | if (win32_dup2(p[child], stdfd) == -1) | |
2971 | goto cleanup; | |
2972 | ||
2973 | /* close the child end in parent */ | |
2974 | win32_close(p[child]); | |
2975 | ||
498d7dc4 | 2976 | /* set the new std handle (in case dup2() above didn't) */ |
1095be37 GS |
2977 | SetStdHandle(nhandle, (HANDLE)_get_osfhandle(stdfd)); |
2978 | ||
50892819 | 2979 | /* start the child */ |
4f63d024 | 2980 | { |
acfe0abc | 2981 | dTHX; |
c5be433b | 2982 | if ((childpid = do_spawn_nowait((char*)command)) == -1) |
4f63d024 | 2983 | goto cleanup; |
50892819 | 2984 | |
498d7dc4 GS |
2985 | /* revert stdfd to whatever it was before */ |
2986 | if (win32_dup2(oldfd, stdfd) == -1) | |
2987 | goto cleanup; | |
2988 | ||
564914cd AS |
2989 | /* close saved handle */ |
2990 | win32_close(oldfd); | |
2991 | ||
498d7dc4 GS |
2992 | /* restore the old std handle (this needs to happen after the |
2993 | * dup2(), since that might call SetStdHandle() too */ | |
1095be37 GS |
2994 | if (lock_held) { |
2995 | SetStdHandle(nhandle, old_h); | |
2996 | OP_REFCNT_UNLOCK; | |
2997 | lock_held = 0; | |
2998 | } | |
2999 | ||
4f63d024 | 3000 | sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid); |
d91d68c1 RS |
3001 | |
3002 | /* set process id so that it can be returned by perl's open() */ | |
3003 | PL_forkprocess = childpid; | |
4f63d024 | 3004 | } |
50892819 GS |
3005 | |
3006 | /* we have an fd, return a file stream */ | |
00b02797 | 3007 | return (PerlIO_fdopen(p[parent], (char *)mode)); |
50892819 GS |
3008 | |
3009 | cleanup: | |
3010 | /* we don't need to check for errors here */ | |
3011 | win32_close(p[0]); | |
3012 | win32_close(p[1]); | |
564914cd AS |
3013 | if (oldfd != -1) { |
3014 | win32_dup2(oldfd, stdfd); | |
3015 | win32_close(oldfd); | |
3016 | } | |
1095be37 GS |
3017 | if (lock_held) { |
3018 | SetStdHandle(nhandle, old_h); | |
3019 | OP_REFCNT_UNLOCK; | |
3020 | lock_held = 0; | |
3021 | } | |
50892819 GS |
3022 | return (NULL); |
3023 | ||
4b556e6c | 3024 | #endif /* USE_RTL_POPEN */ |
0a753a76 | 3025 | } |
3026 | ||
50892819 GS |
3027 | /* |
3028 | * pclose() clone | |
3029 | */ | |
3030 | ||
68dc0745 | 3031 | DllExport int |
00b02797 | 3032 | win32_pclose(PerlIO *pf) |
0a753a76 | 3033 | { |
4b556e6c | 3034 | #ifdef USE_RTL_POPEN |
390b85e7 | 3035 | return _pclose(pf); |
50892819 | 3036 | #else |
acfe0abc | 3037 | dTHX; |
e17cb2a9 JD |
3038 | int childpid, status; |
3039 | SV *sv; | |
3040 | ||
00b02797 | 3041 | sv = *av_fetch(w32_fdpid, PerlIO_fileno(pf), TRUE); |
4755096e | 3042 | |
e17cb2a9 JD |
3043 | if (SvIOK(sv)) |
3044 | childpid = SvIVX(sv); | |
3045 | else | |
3046 | childpid = 0; | |
50892819 GS |
3047 | |
3048 | if (!childpid) { | |
3049 | errno = EBADF; | |
3050 | return -1; | |
3051 | } | |
3052 | ||
00b02797 JH |
3053 | #ifdef USE_PERLIO |
3054 | PerlIO_close(pf); | |
3055 | #else | |
3056 | fclose(pf); | |
3057 | #endif | |
e17cb2a9 JD |
3058 | SvIVX(sv) = 0; |
3059 | ||
0aaad0ff GS |
3060 | if (win32_waitpid(childpid, &status, 0) == -1) |
3061 | return -1; | |
50892819 | 3062 | |
0aaad0ff | 3063 | return status; |
50892819 | 3064 | |
4b556e6c | 3065 | #endif /* USE_RTL_POPEN */ |
0a753a76 | 3066 | } |
6b980173 | 3067 | |
6b980173 JD |
3068 | DllExport int |
3069 | win32_link(const char *oldname, const char *newname) | |
3070 | { | |
04a2c3d9 | 3071 | dTHXa(NULL); |
82867ecf GS |
3072 | WCHAR wOldName[MAX_PATH+1]; |
3073 | WCHAR wNewName[MAX_PATH+1]; | |
6b980173 | 3074 | |
8c56068e JD |
3075 | if (MultiByteToWideChar(CP_ACP, 0, oldname, -1, wOldName, MAX_PATH+1) && |
3076 | MultiByteToWideChar(CP_ACP, 0, newname, -1, wNewName, MAX_PATH+1) && | |
04a2c3d9 | 3077 | ((aTHXa(PERL_GET_THX)), wcscpy(wOldName, PerlDir_mapW(wOldName)), |
8cbe99e5 | 3078 | CreateHardLinkW(PerlDir_mapW(wNewName), wOldName, NULL))) |
6b980173 JD |
3079 | { |
3080 | return 0; | |
3081 | } | |
2b42d7ed TC |
3082 | /* This isn't perfect, eg. Win32 returns ERROR_ACCESS_DENIED for |
3083 | both permissions errors and if the source is a directory, while | |
3084 | POSIX wants EACCES and EPERM respectively. | |
3085 | ||
3086 | Determined by experimentation on Windows 7 x64 SP1, since MS | |
3087 | don't document what error codes are returned. | |
3088 | */ | |
3089 | switch (GetLastError()) { | |
3090 | case ERROR_BAD_NET_NAME: | |
3091 | case ERROR_BAD_NETPATH: | |
3092 | case ERROR_BAD_PATHNAME: | |
3093 | case ERROR_FILE_NOT_FOUND: | |
3094 | case ERROR_FILENAME_EXCED_RANGE: | |
3095 | case ERROR_INVALID_DRIVE: | |
3096 | case ERROR_PATH_NOT_FOUND: | |
3097 | errno = ENOENT; | |
3098 | break; | |
3099 | case ERROR_ALREADY_EXISTS: | |
3100 | errno = EEXIST; | |
3101 | break; | |
3102 | case ERROR_ACCESS_DENIED: | |
3103 | errno = EACCES; | |
3104 | break; | |
3105 | case ERROR_NOT_SAME_DEVICE: | |
3106 | errno = EXDEV; | |
3107 | break; | |
3108 | default: | |
3109 | /* ERROR_INVALID_FUNCTION - eg. on a FAT volume */ | |
3110 | errno = EINVAL; | |
3111 | break; | |
3112 | } | |
6b980173 JD |
3113 | return -1; |
3114 | } | |
0a753a76 | 3115 | |
68dc0745 | 3116 | DllExport int |
8d9b2e3c | 3117 | win32_rename(const char *oname, const char *newname) |
e24c7c18 | 3118 | { |
65cb15a1 | 3119 | char szOldName[MAX_PATH+1]; |
7fac1903 | 3120 | BOOL bResult; |
8cbe99e5 | 3121 | DWORD dwFlags = MOVEFILE_COPY_ALLOWED; |
acfe0abc | 3122 | dTHX; |
65cb15a1 | 3123 | |
8cbe99e5 JD |
3124 | if (stricmp(newname, oname)) |
3125 | dwFlags |= MOVEFILE_REPLACE_EXISTING; | |
3126 | strcpy(szOldName, PerlDir_mapA(oname)); | |
3127 | ||
3128 | bResult = MoveFileExA(szOldName,PerlDir_mapA(newname), dwFlags); | |
3129 | if (!bResult) { | |
3130 | DWORD err = GetLastError(); | |
3131 | switch (err) { | |
3132 | case ERROR_BAD_NET_NAME: | |
3133 | case ERROR_BAD_NETPATH: | |
3134 | case ERROR_BAD_PATHNAME: | |
3135 | case ERROR_FILE_NOT_FOUND: | |
3136 | case ERROR_FILENAME_EXCED_RANGE: | |
3137 | case ERROR_INVALID_DRIVE: | |
3138 | case ERROR_NO_MORE_FILES: | |
3139 | case ERROR_PATH_NOT_FOUND: | |
3140 | errno = ENOENT; | |
3141 | break; | |
3142 | default: | |
3143 | errno = EACCES; | |
3144 | break; | |
3145 | } | |
3146 | return -1; | |
e24c7c18 | 3147 | } |
8cbe99e5 | 3148 | return 0; |
e24c7c18 GS |
3149 | } |
3150 | ||
3151 | DllExport int | |
68dc0745 | 3152 | win32_setmode(int fd, int mode) |
0a753a76 | 3153 | { |
390b85e7 | 3154 | return setmode(fd, mode); |
0a753a76 | 3155 | } |
3156 | ||
4a9d6100 GS |
3157 | DllExport int |
3158 | win32_chsize(int fd, Off_t size) | |
3159 | { | |
3160 | #if defined(WIN64) || defined(USE_LARGE_FILES) | |
3161 | int retval = 0; | |
3162 | Off_t cur, end, extend; | |
3163 | ||
3164 | cur = win32_tell(fd); | |
3165 | if (cur < 0) | |
3166 | return -1; | |
3167 | end = win32_lseek(fd, 0, SEEK_END); | |
3168 | if (end < 0) | |
3169 | return -1; | |
3170 | extend = size - end; | |
3171 | if (extend == 0) { | |
3172 | /* do nothing */ | |
3173 | } | |
3174 | else if (extend > 0) { | |
3175 | /* must grow the file, padding with nulls */ | |
3176 | char b[4096]; | |
3177 | int oldmode = win32_setmode(fd, O_BINARY); | |
3178 | size_t count; | |
3179 | memset(b, '\0', sizeof(b)); | |
3180 | do { | |
3181 | count = extend >= sizeof(b) ? sizeof(b) : (size_t)extend; | |
3182 | count = win32_write(fd, b, count); | |
21424390 | 3183 | if ((int)count < 0) { |
4a9d6100 GS |
3184 | retval = -1; |
3185 | break; | |
3186 | } | |
3187 | } while ((extend -= count) > 0); | |
3188 | win32_setmode(fd, oldmode); | |
3189 | } | |
3190 | else { | |
3191 | /* shrink the file */ | |
3192 | win32_lseek(fd, size, SEEK_SET); | |
3193 | if (!SetEndOfFile((HANDLE)_get_osfhandle(fd))) { | |
3194 | errno = EACCES; | |
3195 | retval = -1; | |
3196 | } | |
3197 | } | |
3198 | finish: | |
3199 | win32_lseek(fd, cur, SEEK_SET); | |
3200 | return retval; | |
3201 | #else | |
8859a7a0 | 3202 | return chsize(fd, (long)size); |
4a9d6100 GS |
3203 | #endif |
3204 | } | |
3205 | ||
c623ac67 GS |
3206 | DllExport Off_t |
3207 | win32_lseek(int fd, Off_t offset, int origin) | |
96e4d5b1 | 3208 | { |
c623ac67 GS |
3209 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
3210 | return _lseeki64(fd, offset, origin); | |
3211 | #else | |
8859a7a0 | 3212 | return lseek(fd, (long)offset, origin); |
c623ac67 | 3213 | #endif |
96e4d5b1 | 3214 | } |
3215 | ||
c623ac67 | 3216 | DllExport Off_t |
96e4d5b1 | 3217 | win32_tell(int fd) |
3218 | { | |
c623ac67 GS |
3219 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
3220 | return _telli64(fd); | |
3221 | #else | |
390b85e7 | 3222 | return tell(fd); |
c623ac67 | 3223 | #endif |
96e4d5b1 | 3224 | } |
3225 | ||
68dc0745 | 3226 | DllExport int |
3227 | win32_open(const char *path, int flag, ...) | |
0a753a76 | 3228 | { |
04a2c3d9 | 3229 | dTHXa(NULL); |
68dc0745 | 3230 | va_list ap; |
3231 | int pmode; | |
0a753a76 | 3232 | |
3233 | va_start(ap, flag); | |
3234 | pmode = va_arg(ap, int); | |
3235 | va_end(ap); | |
3236 | ||
68dc0745 | 3237 | if (stricmp(path, "/dev/null")==0) |
7fac1903 GS |
3238 | path = "NUL"; |
3239 | ||
04a2c3d9 | 3240 | aTHXa(PERL_GET_THX); |
7766f137 | 3241 | return open(PerlDir_mapA(path), flag, pmode); |
0a753a76 | 3242 | } |
3243 | ||
00b02797 JH |
3244 | /* close() that understands socket */ |
3245 | extern int my_close(int); /* in win32sck.c */ | |
3246 | ||
68dc0745 | 3247 | DllExport int |
3248 | win32_close(int fd) | |
0a753a76 | 3249 | { |
19253ae6 DD |
3250 | #ifdef WIN32_NO_SOCKETS |
3251 | return close(fd); | |
3252 | #else | |
00b02797 | 3253 | return my_close(fd); |
19253ae6 | 3254 | #endif |
0a753a76 | 3255 | } |
3256 | ||
68dc0745 | 3257 | DllExport int |
96e4d5b1 | 3258 | win32_eof(int fd) |
3259 | { | |
390b85e7 | 3260 | return eof(fd); |
96e4d5b1 | 3261 | } |
3262 | ||
3263 | DllExport int | |
4342f4d6 JD |
3264 | win32_isatty(int fd) |
3265 | { | |
3266 | /* The Microsoft isatty() function returns true for *all* | |
3267 | * character mode devices, including "nul". Our implementation | |
3268 | * should only return true if the handle has a console buffer. | |
3269 | */ | |
3270 | DWORD mode; | |
3271 | HANDLE fh = (HANDLE)_get_osfhandle(fd); | |
3272 | if (fh == (HANDLE)-1) { | |
3273 | /* errno is already set to EBADF */ | |
3274 | return 0; | |
3275 | } | |
3276 | ||
3277 | if (GetConsoleMode(fh, &mode)) | |
3278 | return 1; | |
3279 | ||
3280 | errno = ENOTTY; | |
3281 | return 0; | |
3282 | } | |
3283 | ||
3284 | DllExport int | |
68dc0745 | 3285 | win32_dup(int fd) |
0a753a76 | 3286 | { |
390b85e7 | 3287 | return dup(fd); |
0a753a76 | 3288 | } |
3289 | ||
68dc0745 | 3290 | DllExport int |
3291 | win32_dup2(int fd1,int fd2) | |
0a753a76 | 3292 | { |
390b85e7 | 3293 | return dup2(fd1,fd2); |
0a753a76 | 3294 | } |
3295 | ||
68dc0745 | 3296 | DllExport int |
3e3baf6d | 3297 | win32_read(int fd, void *buf, unsigned int cnt) |
0a753a76 | 3298 | { |
390b85e7 | 3299 | return read(fd, buf, cnt); |
0a753a76 | 3300 | } |
3301 | ||
68dc0745 | 3302 | DllExport int |
3e3baf6d | 3303 | win32_write(int fd, const void *buf, unsigned int cnt) |
0a753a76 | 3304 | { |
390b85e7 | 3305 | return write(fd, buf, cnt); |
0a753a76 | 3306 | } |
3307 | ||
68dc0745 | 3308 | DllExport int |
5aabfad6 | 3309 | win32_mkdir(const char *dir, int mode) |
3310 | { | |
acfe0abc | 3311 | dTHX; |
7766f137 | 3312 | return mkdir(PerlDir_mapA(dir)); /* just ignore mode */ |
5aabfad6 | 3313 | } |
96e4d5b1 | 3314 | |
5aabfad6 | 3315 | DllExport int |
3316 | win32_rmdir(const char *dir) | |
3317 | { | |
acfe0abc | 3318 | dTHX; |
7766f137 | 3319 | return rmdir(PerlDir_mapA(dir)); |
5aabfad6 | 3320 | } |
96e4d5b1 | 3321 | |
5aabfad6 | 3322 | DllExport int |
3323 | win32_chdir(const char *dir) | |
3324 | { | |
9ec3348a JH |
3325 | if (!dir) { |
3326 | errno = ENOENT; | |
3327 | return -1; | |
3328 | } | |
390b85e7 | 3329 | return chdir(dir); |
5aabfad6 | 3330 | } |
96e4d5b1 | 3331 | |
7766f137 GS |
3332 | DllExport int |
3333 | win32_access(const char *path, int mode) | |
3334 | { | |
acfe0abc | 3335 | dTHX; |
7766f137 GS |
3336 | return access(PerlDir_mapA(path), mode); |
3337 | } | |
3338 | ||
3339 | DllExport int | |
3340 | win32_chmod(const char *path, int mode) | |
3341 | { | |
acfe0abc | 3342 | dTHX; |
7766f137 GS |
3343 | return chmod(PerlDir_mapA(path), mode); |
3344 | } | |
3345 | ||
3346 | ||
0aaad0ff | 3347 | static char * |
dd7038b3 | 3348 | create_command_line(char *cname, STRLEN clen, const char * const *args) |
0aaad0ff | 3349 | { |
2b01189b | 3350 | PERL_DEB(dTHX;) |
b309b8ae JH |
3351 | int index, argc; |
3352 | char *cmd, *ptr; | |
3353 | const char *arg; | |
3354 | STRLEN len = 0; | |
81bc1258 | 3355 | bool bat_file = FALSE; |
b309b8ae | 3356 | bool cmd_shell = FALSE; |
7b11e424 | 3357 | bool dumb_shell = FALSE; |
b309b8ae | 3358 | bool extra_quotes = FALSE; |
dd7038b3 | 3359 | bool quote_next = FALSE; |
81bc1258 JH |
3360 | |
3361 | if (!cname) | |
3362 | cname = (char*)args[0]; | |
b309b8ae JH |
3363 | |
3364 | /* The NT cmd.exe shell has the following peculiarity that needs to be | |
3365 | * worked around. It strips a leading and trailing dquote when any | |
3366 | * of the following is true: | |
3367 | * 1. the /S switch was used | |
3368 | * 2. there are more than two dquotes | |
3369 | * 3. there is a special character from this set: &<>()@^| | |
3370 | * 4. no whitespace characters within the two dquotes | |
3371 | * 5. string between two dquotes isn't an executable file | |
3372 | * To work around this, we always add a leading and trailing dquote | |
3373 | * to the string, if the first argument is either "cmd.exe" or "cmd", | |
3374 | * and there were at least two or more arguments passed to cmd.exe | |
3375 | * (not including switches). | |
dd7038b3 JH |
3376 | * XXX the above rules (from "cmd /?") don't seem to be applied |
3377 | * always, making for the convolutions below :-( | |
b309b8ae | 3378 | */ |
81bc1258 | 3379 | if (cname) { |
dd7038b3 JH |
3380 | if (!clen) |
3381 | clen = strlen(cname); | |
3382 | ||
81bc1258 JH |
3383 | if (clen > 4 |
3384 | && (stricmp(&cname[clen-4], ".bat") == 0 | |
8cbe99e5 | 3385 | || (stricmp(&cname[clen-4], ".cmd") == 0))) |
81bc1258 JH |
3386 | { |
3387 | bat_file = TRUE; | |
8cbe99e5 | 3388 | len += 3; |
81bc1258 | 3389 | } |
dd7038b3 JH |
3390 | else { |
3391 | char *exe = strrchr(cname, '/'); | |
3392 | char *exe2 = strrchr(cname, '\\'); | |
3393 | if (exe2 > exe) | |
3394 | exe = exe2; | |
3395 | if (exe) | |
3396 | ++exe; | |
3397 | else | |
3398 | exe = cname; | |
3399 | if (stricmp(exe, "cmd.exe") == 0 || stricmp(exe, "cmd") == 0) { | |
3400 | cmd_shell = TRUE; | |
3401 | len += 3; | |
3402 | } | |
7b11e424 JH |
3403 | else if (stricmp(exe, "command.com") == 0 |
3404 | || stricmp(exe, "command") == 0) | |
3405 | { | |
3406 | dumb_shell = TRUE; | |
3407 | } | |
81bc1258 | 3408 | } |
b309b8ae | 3409 | } |
0aaad0ff | 3410 | |
b309b8ae JH |
3411 | DEBUG_p(PerlIO_printf(Perl_debug_log, "Args ")); |
3412 | for (index = 0; (arg = (char*)args[index]) != NULL; ++index) { | |
3413 | STRLEN curlen = strlen(arg); | |
3414 | if (!(arg[0] == '"' && arg[curlen-1] == '"')) | |
3415 | len += 2; /* assume quoting needed (worst case) */ | |
3416 | len += curlen + 1; | |
3417 | DEBUG_p(PerlIO_printf(Perl_debug_log, "[%s]",arg)); | |
3418 | } | |
3419 | DEBUG_p(PerlIO_printf(Perl_debug_log, "\n")); | |
0aaad0ff | 3420 | |
b309b8ae | 3421 | argc = index; |
a02a5408 | 3422 | Newx(cmd, len, char); |
0aaad0ff | 3423 | ptr = cmd; |
0aaad0ff | 3424 | |
8cbe99e5 | 3425 | if (bat_file) { |
81bc1258 JH |
3426 | *ptr++ = '"'; |
3427 | extra_quotes = TRUE; | |
3428 | } | |
3429 | ||
0aaad0ff | 3430 | for (index = 0; (arg = (char*)args[index]) != NULL; ++index) { |
b309b8ae JH |
3431 | bool do_quote = 0; |
3432 | STRLEN curlen = strlen(arg); | |
3433 | ||
81bc1258 JH |
3434 | /* we want to protect empty arguments and ones with spaces with |
3435 | * dquotes, but only if they aren't already there */ | |
7b11e424 JH |
3436 | if (!dumb_shell) { |
3437 | if (!curlen) { | |
3438 | do_quote = 1; | |
3439 | } | |
02ef22d5 JH |
3440 | else if (quote_next) { |
3441 | /* see if it really is multiple arguments pretending to | |
3442 | * be one and force a set of quotes around it */ | |
3443 | if (*find_next_space(arg)) | |
3444 | do_quote = 1; | |
3445 | } | |
7b11e424 JH |
3446 | else if (!(arg[0] == '"' && curlen > 1 && arg[curlen-1] == '"')) { |
3447 | STRLEN i = 0; | |
3448 | while (i < curlen) { | |
3449 | if (isSPACE(arg[i])) { | |
3450 | do_quote = 1; | |
02ef22d5 JH |
3451 | } |
3452 | else if (arg[i] == '"') { | |
3453 | do_quote = 0; | |
7b11e424 JH |
3454 | break; |
3455 | } | |
3456 | i++; | |
b309b8ae | 3457 | } |
b309b8ae | 3458 | } |
dd7038b3 | 3459 | } |
b309b8ae JH |
3460 | |
3461 | if (do_quote) | |
3462 | *ptr++ = '"'; | |
3463 | ||
18a945d4 | 3464 | strcpy(ptr, arg); |
b309b8ae JH |
3465 | ptr += curlen; |
3466 | ||
3467 | if (do_quote) | |
3468 | *ptr++ = '"'; | |
3469 | ||
3470 | if (args[index+1]) | |
3471 | *ptr++ = ' '; | |
3472 | ||
81bc1258 JH |
3473 | if (!extra_quotes |
3474 | && cmd_shell | |
11998fdb GS |
3475 | && curlen >= 2 |
3476 | && *arg == '/' /* see if arg is "/c", "/x/c", "/x/d/c" etc. */ | |
3477 | && stricmp(arg+curlen-2, "/c") == 0) | |
b309b8ae | 3478 | { |
dd7038b3 JH |
3479 | /* is there a next argument? */ |
3480 | if (args[index+1]) { | |
3481 | /* are there two or more next arguments? */ | |
3482 | if (args[index+2]) { | |
3483 | *ptr++ = '"'; | |
3484 | extra_quotes = TRUE; | |
3485 | } | |
3486 | else { | |
02ef22d5 | 3487 | /* single argument, force quoting if it has spaces */ |
dd7038b3 JH |
3488 | quote_next = TRUE; |
3489 | } | |
3490 | } | |
b309b8ae | 3491 | } |
0aaad0ff GS |
3492 | } |
3493 | ||
b309b8ae JH |
3494 | if (extra_quotes) |
3495 | *ptr++ = '"'; | |
3496 | ||
3497 | *ptr = '\0'; | |
3498 | ||
0aaad0ff GS |
3499 | return cmd; |
3500 | } | |
3501 | ||
3502 | static char * | |
3503 | qualified_path(const char *cmd) | |
3504 | { | |
3505 | char *pathstr; | |
3506 | char *fullcmd, *curfullcmd; | |
3507 | STRLEN cmdlen = 0; | |
3508 | int has_slash = 0; | |
3509 | ||
3510 | if (!cmd) | |
4e205ed6 | 3511 | return NULL; |
0aaad0ff GS |
3512 | fullcmd = (char*)cmd; |
3513 | while (*fullcmd) { | |
3514 | if (*fullcmd == '/' || *fullcmd == '\\') | |
3515 | has_slash++; | |
3516 | fullcmd++; | |
3517 | cmdlen++; | |
3518 | } | |
3519 | ||
3520 | /* look in PATH */ | |
04a2c3d9 DD |
3521 | { |
3522 | dTHX; | |
3523 | pathstr = PerlEnv_getenv("PATH"); | |
3524 | } | |
1928965c JD |
3525 | /* worst case: PATH is a single directory; we need additional space |
3526 | * to append "/", ".exe" and trailing "\0" */ | |
a02a5408 | 3527 | Newx(fullcmd, (pathstr ? strlen(pathstr) : 0) + cmdlen + 6, char); |
0aaad0ff GS |
3528 | curfullcmd = fullcmd; |
3529 | ||
3530 | while (1) { | |
3531 | DWORD res; | |
3532 | ||
3533 | /* start by appending the name to the current prefix */ | |
3534 | strcpy(curfullcmd, cmd); | |
3535 | curfullcmd += cmdlen; | |
3536 | ||
3537 | /* if it doesn't end with '.', or has no extension, try adding | |
3538 | * a trailing .exe first */ | |
3539 | if (cmd[cmdlen-1] != '.' | |
3540 | && (cmdlen < 4 || cmd[cmdlen-4] != '.')) | |
3541 | { | |
3542 | strcpy(curfullcmd, ".exe"); | |
3543 | res = GetFileAttributes(fullcmd); | |
3544 | if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY)) | |
3545 | return fullcmd; | |
3546 | *curfullcmd = '\0'; | |
3547 | } | |
3548 | ||
3549 | /* that failed, try the bare name */ | |
3550 | res = GetFileAttributes(fullcmd); | |
3551 | if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY)) | |
3552 | return fullcmd; | |
3553 | ||
3554 | /* quit if no other path exists, or if cmd already has path */ | |
3555 | if (!pathstr || !*pathstr || has_slash) | |
3556 | break; | |
3557 | ||
3558 | /* skip leading semis */ | |
3559 | while (*pathstr == ';') | |
3560 | pathstr++; | |
3561 | ||
3562 | /* build a new prefix from scratch */ | |
3563 | curfullcmd = fullcmd; | |
3564 | while (*pathstr && *pathstr != ';') { | |
3565 | if (*pathstr == '"') { /* foo;"baz;etc";bar */ | |
3566 | pathstr++; /* skip initial '"' */ | |
3567 | while (*pathstr && *pathstr != '"') { | |
1928965c | 3568 | *curfullcmd++ = *pathstr++; |
0aaad0ff GS |
3569 | } |
3570 | if (*pathstr) | |
3571 | pathstr++; /* skip trailing '"' */ | |
3572 | } | |
3573 | else { | |
1928965c | 3574 | *curfullcmd++ = *pathstr++; |
0aaad0ff GS |
3575 | } |
3576 | } | |
3577 | if (*pathstr) | |
3578 | pathstr++; /* skip trailing semi */ | |
3579 | if (curfullcmd > fullcmd /* append a dir separator */ | |
3580 | && curfullcmd[-1] != '/' && curfullcmd[-1] != '\\') | |
3581 | { | |
3582 | *curfullcmd++ = '\\'; | |
3583 | } | |
3584 | } | |
eb160463 | 3585 | |
0aaad0ff | 3586 | Safefree(fullcmd); |
4e205ed6 | 3587 | return NULL; |
0aaad0ff GS |
3588 | } |
3589 | ||
3075ddba GS |
3590 | /* The following are just place holders. |
3591 | * Some hosts may provide and environment that the OS is | |
3592 | * not tracking, therefore, these host must provide that | |
3593 | * environment and the current directory to CreateProcess | |
3594 | */ | |
3595 | ||
df3728a2 JH |
3596 | DllExport void* |
3597 | win32_get_childenv(void) | |
3075ddba GS |
3598 | { |
3599 | return NULL; | |
3600 | } | |
3601 | ||
df3728a2 JH |
3602 | DllExport void |
3603 | win32_free_childenv(void* d) | |
3075ddba GS |
3604 | { |
3605 | } | |
3606 | ||
df3728a2 JH |
3607 | DllExport void |
3608 | win32_clearenv(void) | |
3609 | { | |
3610 | char *envv = GetEnvironmentStrings(); | |
3611 | char *cur = envv; | |
3612 | STRLEN len; | |
3613 | while (*cur) { | |
3614 | char *end = strchr(cur,'='); | |
3615 | if (end && end != cur) { | |
3616 | *end = '\0'; | |
3617 | SetEnvironmentVariable(cur, NULL); | |
3618 | *end = '='; | |
3619 | cur = end + strlen(end+1)+2; | |
3620 | } | |
3621 | else if ((len = strlen(cur))) | |
3622 | cur += len+1; | |
3623 | } | |
3624 | FreeEnvironmentStrings(envv); | |
3625 | } | |
3626 | ||
3627 | DllExport char* | |
3628 | win32_get_childdir(void) | |
3075ddba | 3629 | { |
7766f137 | 3630 | char* ptr; |
8c56068e | 3631 | char szfilename[MAX_PATH+1]; |
7766f137 | 3632 | |
8c56068e | 3633 | GetCurrentDirectoryA(MAX_PATH+1, szfilename); |
a02a5408 | 3634 | Newx(ptr, strlen(szfilename)+1, char); |
7766f137 GS |
3635 | strcpy(ptr, szfilename); |
3636 | return ptr; | |
3075ddba GS |
3637 | } |
3638 | ||
df3728a2 JH |
3639 | DllExport void |
3640 | win32_free_childdir(char* d) | |
3075ddba | 3641 | { |
7766f137 | 3642 | Safefree(d); |
3075ddba GS |
3643 | } |
3644 | ||
3645 | ||
0aaad0ff GS |
3646 | /* XXX this needs to be made more compatible with the spawnvp() |
3647 | * provided by the various RTLs. In particular, searching for | |
3648 | * *.{com,bat,cmd} files (as done by the RTLs) is unimplemented. | |
3649 | * This doesn't significantly affect perl itself, because we | |
3650 | * always invoke things using PERL5SHELL if a direct attempt to | |
3651 | * spawn the executable fails. | |
3fadfdf1 | 3652 | * |
0aaad0ff GS |
3653 | * XXX splitting and rejoining the commandline between do_aspawn() |
3654 | * and win32_spawnvp() could also be avoided. | |
3655 | */ | |
3656 | ||
5aabfad6 | 3657 | DllExport int |
3e3baf6d | 3658 | win32_spawnvp(int mode, const char *cmdname, const char *const *argv) |
0a753a76 | 3659 | { |
0aaad0ff GS |
3660 | #ifdef USE_RTL_SPAWNVP |
3661 | return spawnvp(mode, cmdname, (char * const *)argv); | |
3662 | #else | |
9399a70c | 3663 | dTHXa(NULL); |
2b260de0 | 3664 | int ret; |
3075ddba GS |
3665 | void* env; |
3666 | char* dir; | |
635bbe87 | 3667 | child_IO_table tbl; |
0aaad0ff GS |
3668 | STARTUPINFO StartupInfo; |
3669 | PROCESS_INFORMATION ProcessInformation; | |
3670 | DWORD create = 0; | |
dd7038b3 | 3671 | char *cmd; |
4e205ed6 | 3672 | char *fullcmd = NULL; |
dd7038b3 JH |
3673 | char *cname = (char *)cmdname; |
3674 | STRLEN clen = 0; | |
3675 | ||
3676 | if (cname) { | |
3677 | clen = strlen(cname); | |
3678 | /* if command name contains dquotes, must remove them */ | |
3679 | if (strchr(cname, '"')) { | |
3680 | cmd = cname; | |
a02a5408 | 3681 | Newx(cname,clen+1,char); |
dd7038b3 JH |
3682 | clen = 0; |
3683 | while (*cmd) { | |
3684 | if (*cmd != '"') { | |
3685 | cname[clen] = *cmd; | |
3686 | ++clen; | |
3687 | } | |
3688 | ++cmd; | |
3689 | } | |
3690 | cname[clen] = '\0'; | |
3691 | } | |
3692 | } | |
3693 | ||
3694 | cmd = create_command_line(cname, clen, argv); | |
0aaad0ff | 3695 | |
9399a70c | 3696 | aTHXa(PERL_GET_THX); |
3075ddba GS |
3697 | env = PerlEnv_get_childenv(); |
3698 | dir = PerlEnv_get_childdir(); | |
3699 | ||
0aaad0ff GS |
3700 | switch(mode) { |
3701 | case P_NOWAIT: /* asynch + remember result */ | |
3702 | if (w32_num_children >= MAXIMUM_WAIT_OBJECTS) { | |
3703 | errno = EAGAIN; | |
3704 | ret = -1; | |
3705 | goto RETVAL; | |
3706 | } | |
3fadfdf1 | 3707 | /* Create a new process group so we can use GenerateConsoleCtrlEvent() |
7e5f34c0 NIS |
3708 | * in win32_kill() |
3709 | */ | |
3fadfdf1 | 3710 | create |= CREATE_NEW_PROCESS_GROUP; |
0aaad0ff | 3711 | /* FALL THROUGH */ |
7e5f34c0 | 3712 | |
0aaad0ff GS |
3713 | case P_WAIT: /* synchronous execution */ |
3714 | break; | |
3715 | default: /* invalid mode */ | |
3716 | errno = EINVAL; | |
3717 | ret = -1; | |
3718 | goto RETVAL; | |
3719 | } | |
3720 | memset(&StartupInfo,0,sizeof(StartupInfo)); | |
3721 | StartupInfo.cb = sizeof(StartupInfo); | |
f83751a7 | 3722 | memset(&tbl,0,sizeof(tbl)); |
635bbe87 | 3723 | PerlEnv_get_child_IO(&tbl); |
f83751a7 | 3724 | StartupInfo.dwFlags = tbl.dwFlags; |
3fadfdf1 NIS |
3725 | StartupInfo.dwX = tbl.dwX; |
3726 | StartupInfo.dwY = tbl.dwY; | |
3727 | StartupInfo.dwXSize = tbl.dwXSize; | |
3728 | StartupInfo.dwYSize = tbl.dwYSize; | |
3729 | StartupInfo.dwXCountChars = tbl.dwXCountChars; | |
3730 | StartupInfo.dwYCountChars = tbl.dwYCountChars; | |
3731 | StartupInfo.dwFillAttribute = tbl.dwFillAttribute; | |
3732 | StartupInfo.wShowWindow = tbl.wShowWindow; | |
f83751a7 GS |
3733 | StartupInfo.hStdInput = tbl.childStdIn; |
3734 | StartupInfo.hStdOutput = tbl.childStdOut; | |
3735 | StartupInfo.hStdError = tbl.childStdErr; | |
139cf11b GS |
3736 | if (StartupInfo.hStdInput == INVALID_HANDLE_VALUE && |
3737 | StartupInfo.hStdOutput == INVALID_HANDLE_VALUE && | |
3738 | StartupInfo.hStdError == INVALID_HANDLE_VALUE) | |
3ffaa937 | 3739 | { |
139cf11b | 3740 | create |= CREATE_NEW_CONSOLE; |
3ffaa937 GS |
3741 | } |
3742 | else { | |
139cf11b | 3743 | StartupInfo.dwFlags |= STARTF_USESTDHANDLES; |
3ffaa937 | 3744 | } |
02637f4c JD |
3745 | if (w32_use_showwindow) { |
3746 | StartupInfo.dwFlags |= STARTF_USESHOWWINDOW; | |
3747 | StartupInfo.wShowWindow = w32_showwindow; | |
3748 | } | |
3ffaa937 | 3749 | |
b309b8ae | 3750 | DEBUG_p(PerlIO_printf(Perl_debug_log, "Spawning [%s] with [%s]\n", |
dd7038b3 | 3751 | cname,cmd)); |
0aaad0ff | 3752 | RETRY: |
dd7038b3 | 3753 | if (!CreateProcess(cname, /* search PATH to find executable */ |
0aaad0ff GS |
3754 | cmd, /* executable, and its arguments */ |
3755 | NULL, /* process attributes */ | |
3756 | NULL, /* thread attributes */ | |
3757 | TRUE, /* inherit handles */ | |
3758 | create, /* creation flags */ | |
3075ddba GS |
3759 | (LPVOID)env, /* inherit environment */ |
3760 | dir, /* inherit cwd */ | |
0aaad0ff GS |
3761 | &StartupInfo, |
3762 | &ProcessInformation)) | |
3763 | { | |
3764 | /* initial NULL argument to CreateProcess() does a PATH | |
3765 | * search, but it always first looks in the directory | |
3766 | * where the current process was started, which behavior | |
3767 | * is undesirable for backward compatibility. So we | |
3768 | * jump through our own hoops by picking out the path | |
3769 | * we really want it to use. */ | |
3770 | if (!fullcmd) { | |
dd7038b3 | 3771 | fullcmd = qualified_path(cname); |
0aaad0ff | 3772 | if (fullcmd) { |
dd7038b3 JH |
3773 | if (cname != cmdname) |
3774 | Safefree(cname); | |
3775 | cname = fullcmd; | |
b309b8ae JH |
3776 | DEBUG_p(PerlIO_printf(Perl_debug_log, |
3777 | "Retrying [%s] with same args\n", | |
dd7038b3 | 3778 | cname)); |
0aaad0ff GS |
3779 | goto RETRY; |
3780 | } | |
3781 | } | |
3782 | errno = ENOENT; | |
3783 | ret = -1; | |
3784 | goto RETVAL; | |
3785 | } | |
2d7a9237 | 3786 | |
0aaad0ff GS |
3787 | if (mode == P_NOWAIT) { |
3788 | /* asynchronous spawn -- store handle, return PID */ | |
2b260de0 | 3789 | ret = (int)ProcessInformation.dwProcessId; |
922b1888 GS |
3790 | |
3791 | w32_child_handles[w32_num_children] = ProcessInformation.hProcess; | |
3792 | w32_child_pids[w32_num_children] = (DWORD)ret; | |
0aaad0ff GS |
3793 | ++w32_num_children; |
3794 | } | |
3795 | else { | |
2b260de0 | 3796 | DWORD status; |
8fb3fcfb | 3797 | win32_msgwait(aTHX_ 1, &ProcessInformation.hProcess, INFINITE, NULL); |
7e5f34c0 NIS |
3798 | /* FIXME: if msgwait returned due to message perhaps forward the |
3799 | "signal" to the process | |
3800 | */ | |
2b260de0 GS |
3801 | GetExitCodeProcess(ProcessInformation.hProcess, &status); |
3802 | ret = (int)status; | |
0aaad0ff GS |
3803 | CloseHandle(ProcessInformation.hProcess); |
3804 | } | |
e17cb2a9 | 3805 | |
0aaad0ff | 3806 | CloseHandle(ProcessInformation.hThread); |
3075ddba | 3807 | |
0aaad0ff | 3808 | RETVAL: |
3075ddba GS |
3809 | PerlEnv_free_childenv(env); |
3810 | PerlEnv_free_childdir(dir); | |
0aaad0ff | 3811 | Safefree(cmd); |
dd7038b3 JH |
3812 | if (cname != cmdname) |
3813 | Safefree(cname); | |
2b260de0 | 3814 | return ret; |
2d7a9237 | 3815 | #endif |
0a753a76 | 3816 | } |
3817 | ||
6890e559 | 3818 | DllExport int |
eb62e965 JD |
3819 | win32_execv(const char *cmdname, const char *const *argv) |
3820 | { | |
7766f137 | 3821 | #ifdef USE_ITHREADS |
acfe0abc | 3822 | dTHX; |
7766f137 GS |
3823 | /* if this is a pseudo-forked child, we just want to spawn |
3824 | * the new program, and return */ | |
3825 | if (w32_pseudo_id) | |
a51a97d8 | 3826 | return spawnv(P_WAIT, cmdname, argv); |
7766f137 | 3827 | #endif |
a51a97d8 | 3828 | return execv(cmdname, argv); |
eb62e965 JD |
3829 | } |
3830 | ||
3831 | DllExport int | |
6890e559 GS |
3832 | win32_execvp(const char *cmdname, const char *const *argv) |
3833 | { | |
7766f137 | 3834 | #ifdef USE_ITHREADS |
acfe0abc | 3835 | dTHX; |
7766f137 GS |
3836 | /* if this is a pseudo-forked child, we just want to spawn |
3837 | * the new program, and return */ | |
190e4ad0 | 3838 | if (w32_pseudo_id) { |
f026e7c6 | 3839 | int status = win32_spawnvp(P_WAIT, cmdname, (const char *const *)argv); |
ba6ce41c GS |
3840 | if (status != -1) { |
3841 | my_exit(status); | |
3842 | return 0; | |
3843 | } | |
3844 | else | |
3845 | return status; | |
190e4ad0 | 3846 | } |
7766f137 | 3847 | #endif |
a51a97d8 | 3848 | return execvp(cmdname, argv); |
6890e559 GS |
3849 | } |
3850 | ||
84902520 TB |
3851 | DllExport void |
3852 | win32_perror(const char *str) | |
3853 | { | |
390b85e7 | 3854 | perror(str); |
84902520 TB |
3855 | } |
3856 | ||
3857 | DllExport void | |
3858 | win32_setbuf(FILE *pf, char *buf) | |
3859 | { | |
390b85e7 | 3860 | setbuf(pf, buf); |
84902520 TB |
3861 | } |
3862 | ||
3863 | DllExport int | |
3864 | win32_setvbuf(FILE *pf, char *buf, int type, size_t size) | |
3865 | { | |
390b85e7 | 3866 | return setvbuf(pf, buf, type, size); |
84902520 TB |
3867 | } |
3868 | ||
3869 | DllExport int | |
3870 | win32_flushall(void) | |
3871 | { | |
390b85e7 | 3872 | return flushall(); |
84902520 TB |
3873 | } |
3874 | ||
3875 | DllExport int | |
3876 | win32_fcloseall(void) | |
3877 | { | |
390b85e7 | 3878 | return fcloseall(); |
84902520 TB |
3879 | } |
3880 | ||
3881 | DllExport char* | |
3882 | win32_fgets(char *s, int n, FILE *pf) | |
3883 | { | |
390b85e7 | 3884 | return fgets(s, n, pf); |
84902520 TB |
3885 | } |
3886 | ||
3887 | DllExport char* | |
3888 | win32_gets(char *s) | |
3889 | { | |
390b85e7 | 3890 | return gets(s); |
84902520 TB |
3891 | } |
3892 | ||
3893 | DllExport int | |
3894 | win32_fgetc(FILE *pf) | |
3895 | { | |
390b85e7 | 3896 | return fgetc(pf); |
84902520 TB |
3897 | } |
3898 | ||
3899 | DllExport int | |
3900 | win32_putc(int c, FILE *pf) | |
3901 | { | |
390b85e7 | 3902 | return putc(c,pf); |
84902520 TB |
3903 | } |
3904 | ||
3905 | DllExport int | |
3906 | win32_puts(const char *s) | |
3907 | { | |
390b85e7 | 3908 | return puts(s); |
84902520 TB |
3909 | } |
3910 | ||
3911 | DllExport int | |
3912 | win32_getchar(void) | |
3913 | { | |
390b85e7 | 3914 | return getchar(); |
84902520 TB |
3915 | } |
3916 | ||
3917 | DllExport int | |
3918 | win32_putchar(int c) | |
3919 | { | |
390b85e7 | 3920 | return putchar(c); |
84902520 TB |
3921 | } |
3922 | ||
bbc8f9de NIS |
3923 | #ifdef MYMALLOC |
3924 | ||
3925 | #ifndef USE_PERL_SBRK | |
3926 | ||
df3728a2 JH |
3927 | static char *committed = NULL; /* XXX threadead */ |
3928 | static char *base = NULL; /* XXX threadead */ | |
3929 | static char *reserved = NULL; /* XXX threadead */ | |
3930 | static char *brk = NULL; /* XXX threadead */ | |
3931 | static DWORD pagesize = 0; /* XXX threadead */ | |
bbc8f9de NIS |
3932 | |
3933 | void * | |
c623ac67 | 3934 | sbrk(ptrdiff_t need) |
bbc8f9de NIS |
3935 | { |
3936 | void *result; | |
3937 | if (!pagesize) | |
3938 | {SYSTEM_INFO info; | |
3939 | GetSystemInfo(&info); | |
3940 | /* Pretend page size is larger so we don't perpetually | |
3941 | * call the OS to commit just one page ... | |
3942 | */ | |
3943 | pagesize = info.dwPageSize << 3; | |
bbc8f9de | 3944 | } |
bbc8f9de NIS |
3945 | if (brk+need >= reserved) |
3946 | { | |
b2d41e21 | 3947 | DWORD size = brk+need-reserved; |
bbc8f9de | 3948 | char *addr; |
b2d41e21 | 3949 | char *prev_committed = NULL; |
bbc8f9de NIS |
3950 | if (committed && reserved && committed < reserved) |
3951 | { | |
3952 | /* Commit last of previous chunk cannot span allocations */ | |
161b471a | 3953 | addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE); |
bbc8f9de | 3954 | if (addr) |
b2d41e21 SH |
3955 | { |
3956 | /* Remember where we committed from in case we want to decommit later */ | |
3957 | prev_committed = committed; | |
bbc8f9de | 3958 | committed = reserved; |
b2d41e21 | 3959 | } |
bbc8f9de | 3960 | } |
3fadfdf1 | 3961 | /* Reserve some (more) space |
b2d41e21 SH |
3962 | * Contiguous blocks give us greater efficiency, so reserve big blocks - |
3963 | * this is only address space not memory... | |
bbc8f9de NIS |
3964 | * Note this is a little sneaky, 1st call passes NULL as reserved |
3965 | * so lets system choose where we start, subsequent calls pass | |
3966 | * the old end address so ask for a contiguous block | |
3967 | */ | |
b2d41e21 SH |
3968 | sbrk_reserve: |
3969 | if (size < 64*1024*1024) | |
3970 | size = 64*1024*1024; | |
3971 | size = ((size + pagesize - 1) / pagesize) * pagesize; | |
161b471a | 3972 | addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS); |
bbc8f9de NIS |
3973 | if (addr) |
3974 | { | |
3975 | reserved = addr+size; | |
3976 | if (!base) | |
3977 | base = addr; | |
3978 | if (!committed) | |
3979 | committed = base; | |
3980 | if (!brk) | |
3981 | brk = committed; | |
3982 | } | |
b2d41e21 SH |
3983 | else if (reserved) |
3984 | { | |
3985 | /* The existing block could not be extended far enough, so decommit | |
3986 | * anything that was just committed above and start anew */ | |
3987 | if (prev_committed) | |
3988 | { | |
3989 | if (!VirtualFree(prev_committed,reserved-prev_committed,MEM_DECOMMIT)) | |
3990 | return (void *) -1; | |
3991 | } | |
3992 | reserved = base = committed = brk = NULL; | |
3993 | size = need; | |
3994 | goto sbrk_reserve; | |
3995 | } | |
bbc8f9de NIS |
3996 | else |
3997 | { | |
3998 | return (void *) -1; | |
3999 | } | |
4000 | } | |
4001 | result = brk; | |
4002 | brk += need; | |
4003 | if (brk > committed) | |
4004 | { | |
4005 | DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize; | |
b2d41e21 SH |
4006 | char *addr; |
4007 | if (committed+size > reserved) | |
4008 | size = reserved-committed; | |
4009 | addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE); | |
bbc8f9de | 4010 | if (addr) |
b2d41e21 | 4011 | committed += size; |
bbc8f9de NIS |
4012 | else |
4013 | return (void *) -1; | |
4014 | } | |
4015 | return result; | |
4016 | } | |
4017 | ||
4018 | #endif | |
4019 | #endif | |
4020 | ||
84902520 TB |
4021 | DllExport void* |
4022 | win32_malloc(size_t size) | |
4023 | { | |
390b85e7 | 4024 | return malloc(size); |
84902520 TB |
4025 | } |
4026 | ||
4027 | DllExport void* | |
4028 | win32_calloc(size_t numitems, size_t size) | |
4029 | { | |
390b85e7 | 4030 | return calloc(numitems,size); |
84902520 TB |
4031 | } |
4032 | ||
4033 | DllExport void* | |
4034 | win32_realloc(void *block, size_t size) | |
4035 | { | |
390b85e7 | 4036 | return realloc(block,size); |
84902520 TB |
4037 | } |
4038 | ||
4039 | DllExport void | |
4040 | win32_free(void *block) | |
4041 | { | |
390b85e7 | 4042 | free(block); |
84902520 TB |
4043 | } |
4044 | ||
bbc8f9de | 4045 | |
6e21dc91 | 4046 | DllExport int |
c623ac67 | 4047 | win32_open_osfhandle(intptr_t handle, int flags) |
0a753a76 | 4048 | { |
390b85e7 | 4049 | return _open_osfhandle(handle, flags); |
0a753a76 | 4050 | } |
4051 | ||
6e21dc91 | 4052 | DllExport intptr_t |
65e48ea9 | 4053 | win32_get_osfhandle(int fd) |
0a753a76 | 4054 | { |
c623ac67 | 4055 | return (intptr_t)_get_osfhandle(fd); |
0a753a76 | 4056 | } |
7bac28a0 | 4057 | |
6e21dc91 | 4058 | DllExport FILE * |
30753f56 NIS |
4059 | win32_fdupopen(FILE *pf) |
4060 | { | |
4061 | FILE* pfdup; | |
4062 | fpos_t pos; | |
4063 | char mode[3]; | |
4064 | int fileno = win32_dup(win32_fileno(pf)); | |
4065 | ||
4066 | /* open the file in the same mode */ | |
30753f56 NIS |
4067 | if((pf)->_flag & _IOREAD) { |
4068 | mode[0] = 'r'; | |
4069 | mode[1] = 0; | |
4070 | } | |
4071 | else if((pf)->_flag & _IOWRT) { | |
4072 | mode[0] = 'a'; | |
4073 | mode[1] = 0; | |
4074 | } | |
4075 | else if((pf)->_flag & _IORW) { | |
4076 | mode[0] = 'r'; | |
4077 | mode[1] = '+'; | |
4078 | mode[2] = 0; | |
4079 | } | |
30753f56 NIS |
4080 | |
4081 | /* it appears that the binmode is attached to the | |
4082 | * file descriptor so binmode files will be handled | |
4083 | * correctly | |
4084 | */ | |
4085 | pfdup = win32_fdopen(fileno, mode); | |
4086 | ||
4087 | /* move the file pointer to the same position */ | |
4088 | if (!fgetpos(pf, &pos)) { | |
4089 | fsetpos(pfdup, &pos); | |
4090 | } | |
4091 | return pfdup; | |
4092 | } | |
4093 | ||
0cb96387 | 4094 | DllExport void* |
c5be433b | 4095 | win32_dynaload(const char* filename) |
0cb96387 | 4096 | { |
04a2c3d9 | 4097 | dTHXa(NULL); |
32f99636 | 4098 | char buf[MAX_PATH+1]; |
f76b679e | 4099 | const char *first; |
32f99636 GS |
4100 | |
4101 | /* LoadLibrary() doesn't recognize forward slashes correctly, | |
4102 | * so turn 'em back. */ | |
4103 | first = strchr(filename, '/'); | |
4104 | if (first) { | |
4105 | STRLEN len = strlen(filename); | |
4106 | if (len <= MAX_PATH) { | |
4107 | strcpy(buf, filename); | |
4108 | filename = &buf[first - filename]; | |
4109 | while (*filename) { | |
4110 | if (*filename == '/') | |
4111 | *(char*)filename = '\\'; | |
4112 | ++filename; | |
4113 | } | |
4114 | filename = buf; | |
4115 | } | |
4116 | } | |
04a2c3d9 | 4117 | aTHXa(PERL_GET_THX); |
8c56068e | 4118 | return LoadLibraryExA(PerlDir_mapA(filename), NULL, LOAD_WITH_ALTERED_SEARCH_PATH); |
0cb96387 GS |
4119 | } |
4120 | ||
5bd7e777 JD |
4121 | XS(w32_SetChildShowWindow) |
4122 | { | |
4123 | dXSARGS; | |
4124 | BOOL use_showwindow = w32_use_showwindow; | |
4125 | /* use "unsigned short" because Perl has redefined "WORD" */ | |
4126 | unsigned short showwindow = w32_showwindow; | |
4127 | ||
4128 | if (items > 1) | |
4129 | Perl_croak(aTHX_ "usage: Win32::SetChildShowWindow($showwindow)"); | |
4130 | ||
4131 | if (items == 0 || !SvOK(ST(0))) | |
4132 | w32_use_showwindow = FALSE; | |
4133 | else { | |
4134 | w32_use_showwindow = TRUE; | |
4135 | w32_showwindow = (unsigned short)SvIV(ST(0)); | |
4136 | } | |
4137 | ||
4138 | EXTEND(SP, 1); | |
4139 | if (use_showwindow) | |
4140 | ST(0) = sv_2mortal(newSViv(showwindow)); | |
4141 | else | |
4142 | ST(0) = &PL_sv_undef; | |
4143 | XSRETURN(1); | |
4144 | } | |
4145 | ||
ad2e33dc | 4146 | void |
c5be433b | 4147 | Perl_init_os_extras(void) |
ad2e33dc | 4148 | { |
04a2c3d9 | 4149 | dTHXa(NULL); |
ad2e33dc | 4150 | char *file = __FILE__; |
ad2e33dc | 4151 | |
9fb265f7 | 4152 | /* Initialize Win32CORE if it has been statically linked. */ |
a19baa61 | 4153 | #ifndef PERL_IS_MINIPERL |
9fb265f7 | 4154 | void (*pfn_init)(pTHX); |
9fb265f7 | 4155 | pfn_init = (void (*)(pTHX))GetProcAddress((HMODULE)w32_perldll_handle, "init_Win32CORE"); |
04a2c3d9 | 4156 | aTHXa(PERL_GET_THX); |
9fb265f7 JD |
4157 | if (pfn_init) |
4158 | pfn_init(aTHX); | |
04a2c3d9 DD |
4159 | #else |
4160 | aTHXa(PERL_GET_THX); | |
a19baa61 | 4161 | #endif |
78ff2d7b | 4162 | |
02637f4c | 4163 | newXS("Win32::SetChildShowWindow", w32_SetChildShowWindow, file); |
ad2e33dc GS |
4164 | } |
4165 | ||
f4958739 | 4166 | void * |
1018e26f | 4167 | win32_signal_context(void) |
c843839f NIS |
4168 | { |
4169 | dTHX; | |
f4958739 | 4170 | #ifdef MULTIPLICITY |
c843839f | 4171 | if (!my_perl) { |
1018e26f | 4172 | my_perl = PL_curinterp; |
c843839f | 4173 | PERL_SET_THX(my_perl); |
3fadfdf1 | 4174 | } |
1018e26f | 4175 | return my_perl; |
f4958739 | 4176 | #else |
d9a047f6 GS |
4177 | return PL_curinterp; |
4178 | #endif | |
1018e26f NIS |
4179 | } |
4180 | ||
96116d93 | 4181 | |
3fadfdf1 | 4182 | BOOL WINAPI |
1018e26f NIS |
4183 | win32_ctrlhandler(DWORD dwCtrlType) |
4184 | { | |
96116d93 | 4185 | #ifdef MULTIPLICITY |
1018e26f NIS |
4186 | dTHXa(PERL_GET_SIG_CONTEXT); |
4187 | ||
4188 | if (!my_perl) | |
4189 | return FALSE; | |
96116d93 | 4190 | #endif |
c843839f NIS |
4191 | |
4192 | switch(dwCtrlType) { | |
4193 | case CTRL_CLOSE_EVENT: | |
3fadfdf1 NIS |
4194 | /* A signal that the system sends to all processes attached to a console when |
4195 | the user closes the console (either by choosing the Close command from the | |
4196 | console window's System menu, or by choosing the End Task command from the | |
c843839f NIS |
4197 | Task List |
4198 | */ | |
3fadfdf1 NIS |
4199 | if (do_raise(aTHX_ 1)) /* SIGHUP */ |
4200 | sig_terminate(aTHX_ 1); | |
4201 | return TRUE; | |
c843839f NIS |
4202 | |
4203 | case CTRL_C_EVENT: | |
4204 | /* A CTRL+c signal was received */ | |
3fadfdf1 NIS |
4205 | if (do_raise(aTHX_ SIGINT)) |
4206 | sig_terminate(aTHX_ SIGINT); | |
4207 | return TRUE; | |
c843839f NIS |
4208 | |
4209 | case CTRL_BREAK_EVENT: | |
4210 | /* A CTRL+BREAK signal was received */ | |
3fadfdf1 NIS |
4211 | if (do_raise(aTHX_ SIGBREAK)) |
4212 | sig_terminate(aTHX_ SIGBREAK); | |
4213 | return TRUE; | |
c843839f NIS |
4214 | |
4215 | case CTRL_LOGOFF_EVENT: | |
3fadfdf1 NIS |
4216 | /* A signal that the system sends to all console processes when a user is logging |
4217 | off. This signal does not indicate which user is logging off, so no | |
4218 | assumptions can be made. | |
c843839f | 4219 | */ |
3fadfdf1 | 4220 | break; |
c843839f | 4221 | case CTRL_SHUTDOWN_EVENT: |
3fadfdf1 NIS |
4222 | /* A signal that the system sends to all console processes when the system is |
4223 | shutting down. | |
c843839f | 4224 | */ |
3fadfdf1 NIS |
4225 | if (do_raise(aTHX_ SIGTERM)) |
4226 | sig_terminate(aTHX_ SIGTERM); | |
4227 | return TRUE; | |
c843839f | 4228 | default: |
3fadfdf1 | 4229 | break; |
c843839f NIS |
4230 | } |
4231 | return FALSE; | |
4232 | } | |
c843839f NIS |
4233 | |
4234 | ||
58d049f0 | 4235 | #ifdef SET_INVALID_PARAMETER_HANDLER |
0448a0bd SH |
4236 | # include <crtdbg.h> |
4237 | #endif | |
4238 | ||
dc0472e9 JD |
4239 | static void |
4240 | ansify_path(void) | |
4241 | { | |
dc0472e9 JD |
4242 | size_t len; |
4243 | char *ansi_path; | |
4244 | WCHAR *wide_path; | |
4245 | WCHAR *wide_dir; | |
4246 | ||
dc0472e9 JD |
4247 | /* fetch Unicode version of PATH */ |
4248 | len = 2000; | |
f76b679e | 4249 | wide_path = (WCHAR*)win32_malloc(len*sizeof(WCHAR)); |
dc0472e9 JD |
4250 | while (wide_path) { |
4251 | size_t newlen = GetEnvironmentVariableW(L"PATH", wide_path, len); | |
cfd4abf2 SH |
4252 | if (newlen == 0) { |
4253 | win32_free(wide_path); | |
3fcdbd32 | 4254 | return; |
cfd4abf2 | 4255 | } |
dc0472e9 JD |
4256 | if (newlen < len) |
4257 | break; | |
4258 | len = newlen; | |
f76b679e | 4259 | wide_path = (WCHAR*)win32_realloc(wide_path, len*sizeof(WCHAR)); |
dc0472e9 JD |
4260 | } |
4261 | if (!wide_path) | |
4262 | return; | |
4263 | ||
4264 | /* convert to ANSI pathnames */ | |
4265 | wide_dir = wide_path; | |
4266 | ansi_path = NULL; | |
4267 | while (wide_dir) { | |
4268 | WCHAR *sep = wcschr(wide_dir, ';'); | |
4269 | char *ansi_dir; | |
4270 | size_t ansi_len; | |
4271 | size_t wide_len; | |
4272 | ||
4273 | if (sep) | |
4274 | *sep++ = '\0'; | |
4275 | ||
4276 | /* remove quotes around pathname */ | |
4277 | if (*wide_dir == '"') | |
4278 | ++wide_dir; | |
4279 | wide_len = wcslen(wide_dir); | |
4280 | if (wide_len && wide_dir[wide_len-1] == '"') | |
4281 | wide_dir[wide_len-1] = '\0'; | |
4282 | ||
4283 | /* append ansi_dir to ansi_path */ | |
4284 | ansi_dir = win32_ansipath(wide_dir); | |
4285 | ansi_len = strlen(ansi_dir); | |
4286 | if (ansi_path) { | |
4287 | size_t newlen = len + 1 + ansi_len; | |
f76b679e | 4288 | ansi_path = (char*)win32_realloc(ansi_path, newlen+1); |
dc0472e9 JD |
4289 | if (!ansi_path) |
4290 | break; | |
4291 | ansi_path[len] = ';'; | |
4292 | memcpy(ansi_path+len+1, ansi_dir, ansi_len+1); | |
4293 | len = newlen; | |
4294 | } | |
4295 | else { | |
4296 | len = ansi_len; | |
f76b679e | 4297 | ansi_path = (char*)win32_malloc(5+len+1); |
dc0472e9 JD |
4298 | if (!ansi_path) |
4299 | break; | |
4300 | memcpy(ansi_path, "PATH=", 5); | |
4301 | memcpy(ansi_path+5, ansi_dir, len+1); | |
4302 | len += 5; | |
4303 | } | |
4304 | win32_free(ansi_dir); | |
4305 | wide_dir = sep; | |
4306 | } | |
4307 | ||
4308 | if (ansi_path) { | |
4309 | /* Update C RTL environ array. This will only have full effect if | |
4310 | * perl_parse() is later called with `environ` as the `env` argument. | |
4311 | * Otherwise S_init_postdump_symbols() will overwrite PATH again. | |
4312 | * | |
4313 | * We do have to ansify() the PATH before Perl has been fully | |
4314 | * initialized because S_find_script() uses the PATH when perl | |
4315 | * is being invoked with the -S option. This happens before %ENV | |
4316 | * is initialized in S_init_postdump_symbols(). | |
4317 | * | |
4318 | * XXX Is this a bug? Should S_find_script() use the environment | |
4319 | * XXX passed in the `env` arg to parse_perl()? | |
4320 | */ | |
4321 | putenv(ansi_path); | |
4322 | /* Keep system environment in sync because S_init_postdump_symbols() | |
4323 | * will not call mg_set() if it initializes %ENV from `environ`. | |
4324 | */ | |
4325 | SetEnvironmentVariableA("PATH", ansi_path+5); | |
3e5d884e | 4326 | /* We are intentionally leaking the ansi_path string here because |
378eeda7 | 4327 | * the some runtime libraries puts it directly into the environ |
3e5d884e JD |
4328 | * array. The Microsoft runtime library seems to make a copy, |
4329 | * but will leak the copy should it be replaced again later. | |
4330 | * Since this code is only called once during PERL_SYS_INIT this | |
4331 | * shouldn't really matter. | |
4332 | */ | |
dc0472e9 JD |
4333 | } |
4334 | win32_free(wide_path); | |
4335 | } | |
c843839f | 4336 | |
3e5d884e JD |
4337 | void |
4338 | Perl_win32_init(int *argcp, char ***argvp) | |
4339 | { | |
58d049f0 | 4340 | #ifdef SET_INVALID_PARAMETER_HANDLER |
3e5d884e JD |
4341 | _invalid_parameter_handler oldHandler, newHandler; |
4342 | newHandler = my_invalid_parameter_handler; | |
4343 | oldHandler = _set_invalid_parameter_handler(newHandler); | |
4344 | _CrtSetReportMode(_CRT_ASSERT, 0); | |
4345 | #endif | |
4346 | /* Disable floating point errors, Perl will trap the ones we | |
4347 | * care about. VC++ RTL defaults to switching these off | |
378eeda7 | 4348 | * already, but some RTLs don't. Since we don't |
3e5d884e JD |
4349 | * want to be at the vendor's whim on the default, we set |
4350 | * it explicitly here. | |
4351 | */ | |
7ffd6586 | 4352 | #if !defined(__GNUC__) |
3e5d884e JD |
4353 | _control87(MCW_EM, MCW_EM); |
4354 | #endif | |
4355 | MALLOC_INIT; | |
4356 | ||
dbb3120a SH |
4357 | /* When the manifest resource requests Common-Controls v6 then |
4358 | * user32.dll no longer registers all the Windows classes used for | |
4359 | * standard controls but leaves some of them to be registered by | |
4360 | * comctl32.dll. InitCommonControls() doesn't do anything but calling | |
4361 | * it makes sure comctl32.dll gets loaded into the process and registers | |
4362 | * the standard control classes. Without this even normal Windows APIs | |
4363 | * like MessageBox() can fail under some versions of Windows XP. | |
4364 | */ | |
4365 | InitCommonControls(); | |
4366 | ||
3e5d884e JD |
4367 | g_osver.dwOSVersionInfoSize = sizeof(g_osver); |
4368 | GetVersionEx(&g_osver); | |
4369 | ||
4370 | ansify_path(); | |
4371 | } | |
4372 | ||
4373 | void | |
4374 | Perl_win32_term(void) | |
4375 | { | |
3e5d884e JD |
4376 | HINTS_REFCNT_TERM; |
4377 | OP_REFCNT_TERM; | |
4378 | PERLIO_TERM; | |
4379 | MALLOC_TERM; | |
4380 | } | |
4381 | ||
4382 | void | |
4383 | win32_get_child_IO(child_IO_table* ptbl) | |
4384 | { | |
4385 | ptbl->childStdIn = GetStdHandle(STD_INPUT_HANDLE); | |
4386 | ptbl->childStdOut = GetStdHandle(STD_OUTPUT_HANDLE); | |
4387 | ptbl->childStdErr = GetStdHandle(STD_ERROR_HANDLE); | |
4388 | } | |
4389 | ||
4390 | Sighandler_t | |
4391 | win32_signal(int sig, Sighandler_t subcode) | |
4392 | { | |
04a2c3d9 | 4393 | dTHXa(NULL); |
3e5d884e JD |
4394 | if (sig < SIG_SIZE) { |
4395 | int save_errno = errno; | |
d52ca586 SH |
4396 | Sighandler_t result; |
4397 | #ifdef SET_INVALID_PARAMETER_HANDLER | |
4398 | /* Silence our invalid parameter handler since we expect to make some | |
4399 | * calls with invalid signal numbers giving a SIG_ERR result. */ | |
4400 | BOOL oldvalue = set_silent_invalid_parameter_handler(TRUE); | |
4401 | #endif | |
4402 | result = signal(sig, subcode); | |
4403 | #ifdef SET_INVALID_PARAMETER_HANDLER | |
4404 | set_silent_invalid_parameter_handler(oldvalue); | |
4405 | #endif | |
04a2c3d9 | 4406 | aTHXa(PERL_GET_THX); |
3e5d884e JD |
4407 | if (result == SIG_ERR) { |
4408 | result = w32_sighandler[sig]; | |
4409 | errno = save_errno; | |
4410 | } | |
4411 | w32_sighandler[sig] = subcode; | |
4412 | return result; | |
4413 | } | |
4414 | else { | |
4415 | errno = EINVAL; | |
4416 | return SIG_ERR; | |
4417 | } | |
4418 | } | |
4419 | ||
099b16d3 RM |
4420 | /* The PerlMessageWindowClass's WindowProc */ |
4421 | LRESULT CALLBACK | |
4422 | win32_message_window_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) | |
4423 | { | |
4424 | return win32_process_message(hwnd, msg, wParam, lParam) ? | |
4425 | 0 : DefWindowProc(hwnd, msg, wParam, lParam); | |
4426 | } | |
4427 | ||
099b16d3 RM |
4428 | /* The real message handler. Can be called with |
4429 | * hwnd == NULL to process our thread messages. Returns TRUE for any messages | |
4430 | * that it processes */ | |
4431 | static LRESULT | |
4432 | win32_process_message(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) | |
4433 | { | |
4434 | /* BEWARE. The context retrieved using dTHX; is the context of the | |
4435 | * 'parent' thread during the CreateWindow() phase - i.e. for all messages | |
4436 | * up to and including WM_CREATE. If it ever happens that you need the | |
4437 | * 'child' context before this, then it needs to be passed into | |
4438 | * win32_create_message_window(), and passed to the WM_NCCREATE handler | |
4439 | * from the lparam of CreateWindow(). It could then be stored/retrieved | |
4440 | * using [GS]etWindowLongPtr(... GWLP_USERDATA ...), possibly eliminating | |
4441 | * the dTHX calls here. */ | |
4442 | /* XXX For now it is assumed that the overhead of the dTHX; for what | |
4443 | * are relativley infrequent code-paths, is better than the added | |
4444 | * complexity of getting the correct context passed into | |
4445 | * win32_create_message_window() */ | |
04a2c3d9 | 4446 | dTHX; |
099b16d3 RM |
4447 | |
4448 | switch(msg) { | |
4449 | ||
4450 | #ifdef USE_ITHREADS | |
4451 | case WM_USER_MESSAGE: { | |
04a2c3d9 | 4452 | long child = find_pseudo_pid(aTHX_ (int)wParam); |
099b16d3 | 4453 | if (child >= 0) { |
099b16d3 RM |
4454 | w32_pseudo_child_message_hwnds[child] = (HWND)lParam; |
4455 | return 1; | |
4456 | } | |
4457 | break; | |
4458 | } | |
4459 | #endif | |
4460 | ||
4461 | case WM_USER_KILL: { | |
099b16d3 RM |
4462 | /* We use WM_USER_KILL to fake kill() with other signals */ |
4463 | int sig = (int)wParam; | |
4464 | if (do_raise(aTHX_ sig)) | |
4465 | sig_terminate(aTHX_ sig); | |
4466 | ||
4467 | return 1; | |
4468 | } | |
4469 | ||
4470 | case WM_TIMER: { | |
099b16d3 RM |
4471 | /* alarm() is a one-shot but SetTimer() repeats so kill it */ |
4472 | if (w32_timerid && w32_timerid==(UINT)wParam) { | |
4473 | KillTimer(w32_message_hwnd, w32_timerid); | |
4474 | w32_timerid=0; | |
4475 | ||
4476 | /* Now fake a call to signal handler */ | |
4477 | if (do_raise(aTHX_ 14)) | |
4478 | sig_terminate(aTHX_ 14); | |
4479 | ||
4480 | return 1; | |
4481 | } | |
4482 | break; | |
4483 | } | |
4484 | ||
4485 | default: | |
4486 | break; | |
4487 | ||
4488 | } /* switch */ | |
4489 | ||
4490 | /* Above or other stuff may have set a signal flag, and we may not have | |
4491 | * been called from win32_async_check() (e.g. some other GUI's message | |
4492 | * loop. BUT DON'T dispatch signals here: If someone has set a SIGALRM | |
4493 | * handler that die's, and the message loop that calls here is wrapped | |
4494 | * in an eval, then you may well end up with orphaned windows - signals | |
4495 | * are dispatched by win32_async_check() */ | |
4496 | ||
4497 | return 0; | |
4498 | } | |
4499 | ||
4500 | void | |
0934c9d9 | 4501 | win32_create_message_window_class(void) |
099b16d3 RM |
4502 | { |
4503 | /* create the window class for "message only" windows */ | |
4504 | WNDCLASS wc; | |
4505 | ||
4506 | Zero(&wc, 1, wc); | |
4507 | wc.lpfnWndProc = win32_message_window_proc; | |
4508 | wc.hInstance = (HINSTANCE)GetModuleHandle(NULL); | |
4509 | wc.lpszClassName = "PerlMessageWindowClass"; | |
4510 | ||
4511 | /* second and subsequent calls will fail, but class | |
4512 | * will already be registered */ | |
4513 | RegisterClass(&wc); | |
4514 | } | |
4515 | ||
aeecf691 | 4516 | HWND |
0934c9d9 | 4517 | win32_create_message_window(void) |
aeecf691 | 4518 | { |
8cbe99e5 JD |
4519 | win32_create_message_window_class(); |
4520 | return CreateWindow("PerlMessageWindowClass", "PerlMessageWindow", | |
4521 | 0, 0, 0, 0, 0, HWND_MESSAGE, NULL, NULL, NULL); | |
aeecf691 JD |
4522 | } |
4523 | ||
a33ef3f0 SH |
4524 | #ifdef HAVE_INTERP_INTERN |
4525 | ||
4526 | static void | |
4527 | win32_csighandler(int sig) | |
4528 | { | |
4529 | #if 0 | |
4530 | dTHXa(PERL_GET_SIG_CONTEXT); | |
4531 | Perl_warn(aTHX_ "Got signal %d",sig); | |
4532 | #endif | |
4533 | /* Does nothing */ | |
4534 | } | |
4535 | ||
edb113cf | 4536 | #if defined(__MINGW32__) && defined(__cplusplus) |
beeded0b YO |
4537 | #define CAST_HWND__(x) (HWND__*)(x) |
4538 | #else | |
4539 | #define CAST_HWND__(x) x | |
4540 | #endif | |
4541 | ||
7766f137 | 4542 | void |
52853b95 GS |
4543 | Perl_sys_intern_init(pTHX) |
4544 | { | |
3fadfdf1 | 4545 | int i; |
aeecf691 | 4546 | |
4e205ed6 | 4547 | w32_perlshell_tokens = NULL; |
52853b95 GS |
4548 | w32_perlshell_vec = (char**)NULL; |
4549 | w32_perlshell_items = 0; | |
4550 | w32_fdpid = newAV(); | |
a02a5408 | 4551 | Newx(w32_children, 1, child_tab); |
52853b95 GS |
4552 | w32_num_children = 0; |
4553 | # ifdef USE_ITHREADS | |
4554 | w32_pseudo_id = 0; | |
aeecf691 | 4555 | Newx(w32_pseudo_children, 1, pseudo_child_tab); |
52853b95 GS |
4556 | w32_num_pseudo_children = 0; |
4557 | # endif | |
222c300a | 4558 | w32_timerid = 0; |
beeded0b | 4559 | w32_message_hwnd = CAST_HWND__(INVALID_HANDLE_VALUE); |
05ec9bb3 | 4560 | w32_poll_count = 0; |
3fadfdf1 NIS |
4561 | for (i=0; i < SIG_SIZE; i++) { |
4562 | w32_sighandler[i] = SIG_DFL; | |
4563 | } | |
00967642 | 4564 | # ifdef MULTIPLICITY |
1018e26f | 4565 | if (my_perl == PL_curinterp) { |
96116d93 MB |
4566 | # else |
4567 | { | |
4568 | # endif | |
3fadfdf1 | 4569 | /* Force C runtime signal stuff to set its console handler */ |
1c127fab SH |
4570 | signal(SIGINT,win32_csighandler); |
4571 | signal(SIGBREAK,win32_csighandler); | |
0a311364 JD |
4572 | |
4573 | /* We spawn asynchronous processes with the CREATE_NEW_PROCESS_GROUP | |
4574 | * flag. This has the side-effect of disabling Ctrl-C events in all | |
8cbe99e5 JD |
4575 | * processes in this group. |
4576 | * We re-enable Ctrl-C handling by calling SetConsoleCtrlHandler() | |
4577 | * with a NULL handler. | |
0a311364 | 4578 | */ |
8cbe99e5 | 4579 | SetConsoleCtrlHandler(NULL,FALSE); |
0a311364 | 4580 | |
3fadfdf1 | 4581 | /* Push our handler on top */ |
c843839f NIS |
4582 | SetConsoleCtrlHandler(win32_ctrlhandler,TRUE); |
4583 | } | |
52853b95 GS |
4584 | } |
4585 | ||
3dbbd0f5 GS |
4586 | void |
4587 | Perl_sys_intern_clear(pTHX) | |
4588 | { | |
4589 | Safefree(w32_perlshell_tokens); | |
4590 | Safefree(w32_perlshell_vec); | |
4591 | /* NOTE: w32_fdpid is freed by sv_clean_all() */ | |
4592 | Safefree(w32_children); | |
222c300a | 4593 | if (w32_timerid) { |
aeecf691 JD |
4594 | KillTimer(w32_message_hwnd, w32_timerid); |
4595 | w32_timerid = 0; | |
222c300a | 4596 | } |
aeecf691 JD |
4597 | if (w32_message_hwnd != NULL && w32_message_hwnd != INVALID_HANDLE_VALUE) |
4598 | DestroyWindow(w32_message_hwnd); | |
96116d93 | 4599 | # ifdef MULTIPLICITY |
1018e26f | 4600 | if (my_perl == PL_curinterp) { |
96116d93 MB |
4601 | # else |
4602 | { | |
4603 | # endif | |
c843839f | 4604 | SetConsoleCtrlHandler(win32_ctrlhandler,FALSE); |
c843839f | 4605 | } |
3dbbd0f5 GS |
4606 | # ifdef USE_ITHREADS |
4607 | Safefree(w32_pseudo_children); | |
4608 | # endif | |
4609 | } | |
4610 | ||
52853b95 GS |
4611 | # ifdef USE_ITHREADS |
4612 | ||
4613 | void | |
7766f137 GS |
4614 | Perl_sys_intern_dup(pTHX_ struct interp_intern *src, struct interp_intern *dst) |
4615 | { | |
7918f24d NC |
4616 | PERL_ARGS_ASSERT_SYS_INTERN_DUP; |
4617 | ||
4e205ed6 | 4618 | dst->perlshell_tokens = NULL; |
7766f137 GS |
4619 | dst->perlshell_vec = (char**)NULL; |
4620 | dst->perlshell_items = 0; | |
4621 | dst->fdpid = newAV(); | |
a02a5408 | 4622 | Newxz(dst->children, 1, child_tab); |
7766f137 | 4623 | dst->pseudo_id = 0; |
aeecf691 JD |
4624 | Newxz(dst->pseudo_children, 1, pseudo_child_tab); |
4625 | dst->timerid = 0; | |
beeded0b | 4626 | dst->message_hwnd = CAST_HWND__(INVALID_HANDLE_VALUE); |
aeecf691 | 4627 | dst->poll_count = 0; |
3fadfdf1 | 4628 | Copy(src->sigtable,dst->sigtable,SIG_SIZE,Sighandler_t); |
7766f137 | 4629 | } |
52853b95 GS |
4630 | # endif /* USE_ITHREADS */ |
4631 | #endif /* HAVE_INTERP_INTERN */ |