Commit | Line | Data |
---|---|---|
68dc0745 | 1 | /* WIN32.C |
2 | * | |
3fadfdf1 | 3 | * (c) 1995 Microsoft Corporation. All rights reserved. |
68dc0745 | 4 | * Developed by hip communications inc., http://info.hip.com/info/ |
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> | |
a835ef8a NIS |
14 | #ifdef __GNUC__ |
15 | #define Win32_Winsock | |
16 | #endif | |
0a753a76 | 17 | #include <windows.h> |
aeecf691 JD |
18 | #ifndef HWND_MESSAGE |
19 | # define HWND_MESSAGE ((HWND)-3) | |
20 | #endif | |
35cf1ab6 JD |
21 | #ifndef WC_NO_BEST_FIT_CHARS |
22 | # define WC_NO_BEST_FIT_CHARS 0x00000400 | |
23 | #endif | |
5db10396 | 24 | #include <winnt.h> |
542cb85f | 25 | #include <tlhelp32.h> |
5db10396 | 26 | #include <io.h> |
c843839f | 27 | #include <signal.h> |
0a753a76 | 28 | |
542cb85f JD |
29 | #define SystemProcessesAndThreadsInformation 5 |
30 | ||
31 | /* Inline some definitions from the DDK */ | |
32 | typedef struct { | |
33 | USHORT Length; | |
34 | USHORT MaximumLength; | |
35 | PWSTR Buffer; | |
36 | } UNICODE_STRING; | |
37 | ||
38 | typedef struct { | |
39 | ULONG NextEntryDelta; | |
40 | ULONG ThreadCount; | |
41 | ULONG Reserved1[6]; | |
42 | LARGE_INTEGER CreateTime; | |
43 | LARGE_INTEGER UserTime; | |
44 | LARGE_INTEGER KernelTime; | |
45 | UNICODE_STRING ProcessName; | |
46 | LONG BasePriority; | |
47 | ULONG ProcessId; | |
48 | ULONG InheritedFromProcessId; | |
49 | /* Remainder of the structure depends on the Windows version, | |
50 | * but we don't need those additional fields anyways... */ | |
51 | } SYSTEM_PROCESSES; | |
52 | ||
68dc0745 | 53 | /* #include "config.h" */ |
0a753a76 | 54 | |
0a753a76 | 55 | #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO) |
56 | #define PerlIO FILE | |
57 | #endif | |
58 | ||
7a9ec5a3 | 59 | #include <sys/stat.h> |
0a753a76 | 60 | #include "EXTERN.h" |
61 | #include "perl.h" | |
c69f6586 | 62 | |
d06fc7d4 SP |
63 | /* GCC-2.95.2/Mingw32-1.1 forgot the WINAPI on CommandLineToArgvW() */ |
64 | #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1) | |
65 | # include <shellapi.h> | |
66 | #else | |
67 | EXTERN_C LPWSTR* WINAPI CommandLineToArgvW(LPCWSTR lpCommandLine, int * pNumArgs); | |
68 | #endif | |
69 | ||
c69f6586 | 70 | #define NO_XSLOCKS |
c5be433b | 71 | #define PERL_NO_GET_CONTEXT |
ad2e33dc | 72 | #include "XSUB.h" |
c69f6586 GS |
73 | |
74 | #include "Win32iop.h" | |
0a753a76 | 75 | #include <fcntl.h> |
5b0d9cbe NIS |
76 | #ifndef __GNUC__ |
77 | /* assert.h conflicts with #define of assert in perl.h */ | |
0a753a76 | 78 | #include <assert.h> |
5b0d9cbe | 79 | #endif |
0a753a76 | 80 | #include <string.h> |
81 | #include <stdarg.h> | |
ad2e33dc | 82 | #include <float.h> |
ad0751ec | 83 | #include <time.h> |
3730b96e | 84 | #if defined(_MSC_VER) || defined(__MINGW32__) |
ad0751ec GS |
85 | #include <sys/utime.h> |
86 | #else | |
87 | #include <utime.h> | |
88 | #endif | |
5b0d9cbe | 89 | #ifdef __GNUC__ |
3fadfdf1 | 90 | /* Mingw32 defaults to globing command line |
5b0d9cbe NIS |
91 | * So we turn it off like this: |
92 | */ | |
93 | int _CRT_glob = 0; | |
94 | #endif | |
95 | ||
7c5b6093 AB |
96 | #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1) |
97 | /* Mingw32-1.1 is missing some prototypes */ | |
d06fc7d4 | 98 | START_EXTERN_C |
f8fb7c90 GS |
99 | FILE * _wfopen(LPCWSTR wszFileName, LPCWSTR wszMode); |
100 | FILE * _wfdopen(int nFd, LPCWSTR wszMode); | |
101 | FILE * _freopen(LPCWSTR wszFileName, LPCWSTR wszMode, FILE * pOldStream); | |
102 | int _flushall(); | |
103 | int _fcloseall(); | |
d06fc7d4 | 104 | END_EXTERN_C |
2b260de0 GS |
105 | #endif |
106 | ||
107 | #if defined(__BORLANDC__) | |
0b94c7bb GS |
108 | # define _stat stat |
109 | # define _utimbuf utimbuf | |
110 | #endif | |
111 | ||
6890e559 GS |
112 | #define EXECF_EXEC 1 |
113 | #define EXECF_SPAWN 2 | |
114 | #define EXECF_SPAWN_NOWAIT 3 | |
115 | ||
32e30700 GS |
116 | #if defined(PERL_IMPLICIT_SYS) |
117 | # undef win32_get_privlib | |
118 | # define win32_get_privlib g_win32_get_privlib | |
119 | # undef win32_get_sitelib | |
120 | # define win32_get_sitelib g_win32_get_sitelib | |
4ea817c6 GS |
121 | # undef win32_get_vendorlib |
122 | # define win32_get_vendorlib g_win32_get_vendorlib | |
32e30700 GS |
123 | # undef getlogin |
124 | # define getlogin g_getlogin | |
125 | #endif | |
126 | ||
ce1da67e | 127 | static void get_shell(void); |
dff6d3cd | 128 | static long tokenize(const char *str, char **dest, char ***destv); |
08039b81 SH |
129 | static int do_spawn2(pTHX_ const char *cmd, int exectype); |
130 | static BOOL has_shell_metachars(const char *ptr); | |
2d7a9237 | 131 | static long filetime_to_clock(PFILETIME ft); |
ad0751ec | 132 | static BOOL filetime_from_time(PFILETIME ft, time_t t); |
c5be433b | 133 | static char * get_emd_part(SV **leading, char *trailing, ...); |
0aaad0ff GS |
134 | static void remove_dead_process(long deceased); |
135 | static long find_pid(int pid); | |
136 | static char * qualified_path(const char *cmd); | |
4ea817c6 GS |
137 | static char * win32_get_xlib(const char *pl, const char *xlib, |
138 | const char *libname); | |
139 | ||
7766f137 GS |
140 | #ifdef USE_ITHREADS |
141 | static void remove_dead_pseudo_process(long child); | |
142 | static long find_pseudo_pid(int pid); | |
143 | #endif | |
c69f6586 | 144 | |
7766f137 | 145 | START_EXTERN_C |
2d7a9237 | 146 | HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE; |
8ac9c18d | 147 | char w32_module_name[MAX_PATH+1]; |
7766f137 GS |
148 | END_EXTERN_C |
149 | ||
aeecf691 | 150 | static OSVERSIONINFO g_osver = {0, 0, 0, 0, 0, ""}; |
50892819 | 151 | |
542cb85f JD |
152 | static HANDLE (WINAPI *pfnCreateToolhelp32Snapshot)(DWORD, DWORD) = NULL; |
153 | static BOOL (WINAPI *pfnProcess32First)(HANDLE, PROCESSENTRY32*) = NULL; | |
154 | static BOOL (WINAPI *pfnProcess32Next)(HANDLE, PROCESSENTRY32*) = NULL; | |
155 | static LONG (WINAPI *pfnZwQuerySystemInformation)(UINT, PVOID, ULONG, PULONG); | |
156 | ||
3a00b83e SH |
157 | #ifdef __BORLANDC__ |
158 | /* Silence STDERR grumblings from Borland's math library. */ | |
159 | DllExport int | |
160 | _matherr(struct _exception *a) | |
161 | { | |
162 | PERL_UNUSED_VAR(a); | |
163 | return 1; | |
164 | } | |
165 | #endif | |
166 | ||
0448a0bd SH |
167 | #if _MSC_VER >= 1400 |
168 | void my_invalid_parameter_handler(const wchar_t* expression, | |
169 | const wchar_t* function, | |
170 | const wchar_t* file, | |
171 | unsigned int line, | |
172 | uintptr_t pReserved) | |
173 | { | |
174 | # ifdef _DEBUG | |
175 | wprintf(L"Invalid parameter detected in function %s." | |
176 | L" File: %s Line: %d\n", function, file, line); | |
177 | wprintf(L"Expression: %s\n", expression); | |
178 | # endif | |
179 | } | |
180 | #endif | |
181 | ||
3fadfdf1 | 182 | int |
ba106d47 GS |
183 | IsWin95(void) |
184 | { | |
aeecf691 | 185 | return (g_osver.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS); |
3fe9a6f1 | 186 | } |
187 | ||
188 | int | |
ba106d47 GS |
189 | IsWinNT(void) |
190 | { | |
aeecf691 | 191 | return (g_osver.dwPlatformId == VER_PLATFORM_WIN32_NT); |
3fe9a6f1 | 192 | } |
0a753a76 | 193 | |
2fa86c13 GS |
194 | EXTERN_C void |
195 | set_w32_module_name(void) | |
196 | { | |
197 | char* ptr; | |
198 | GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE) | |
199 | ? GetModuleHandle(NULL) | |
200 | : w32_perldll_handle), | |
201 | w32_module_name, sizeof(w32_module_name)); | |
202 | ||
be9da6a9 JD |
203 | /* remove \\?\ prefix */ |
204 | if (memcmp(w32_module_name, "\\\\?\\", 4) == 0) | |
205 | memmove(w32_module_name, w32_module_name+4, strlen(w32_module_name+4)+1); | |
206 | ||
2fa86c13 GS |
207 | /* try to get full path to binary (which may be mangled when perl is |
208 | * run from a 16-bit app) */ | |
209 | /*PerlIO_printf(Perl_debug_log, "Before %s\n", w32_module_name);*/ | |
210 | (void)win32_longpath(w32_module_name); | |
211 | /*PerlIO_printf(Perl_debug_log, "After %s\n", w32_module_name);*/ | |
212 | ||
213 | /* normalize to forward slashes */ | |
214 | ptr = w32_module_name; | |
215 | while (*ptr) { | |
216 | if (*ptr == '\\') | |
217 | *ptr = '/'; | |
218 | ++ptr; | |
219 | } | |
220 | } | |
221 | ||
c5be433b | 222 | /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */ |
51371543 | 223 | static char* |
c5be433b | 224 | get_regstr_from(HKEY hkey, const char *valuename, SV **svp) |
349ad1fe GS |
225 | { |
226 | /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */ | |
00dc2f4f GS |
227 | HKEY handle; |
228 | DWORD type; | |
229 | const char *subkey = "Software\\Perl"; | |
349ad1fe | 230 | char *str = Nullch; |
00dc2f4f GS |
231 | long retval; |
232 | ||
233 | retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle); | |
349ad1fe | 234 | if (retval == ERROR_SUCCESS) { |
51371543 GS |
235 | DWORD datalen; |
236 | retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen); | |
1c94caf4 GS |
237 | if (retval == ERROR_SUCCESS |
238 | && (type == REG_SZ || type == REG_EXPAND_SZ)) | |
239 | { | |
acfe0abc | 240 | dTHX; |
c5be433b GS |
241 | if (!*svp) |
242 | *svp = sv_2mortal(newSVpvn("",0)); | |
243 | SvGROW(*svp, datalen); | |
51371543 | 244 | retval = RegQueryValueEx(handle, valuename, 0, NULL, |
c5be433b | 245 | (PBYTE)SvPVX(*svp), &datalen); |
51371543 | 246 | if (retval == ERROR_SUCCESS) { |
c5be433b GS |
247 | str = SvPVX(*svp); |
248 | SvCUR_set(*svp,datalen-1); | |
51371543 | 249 | } |
00dc2f4f GS |
250 | } |
251 | RegCloseKey(handle); | |
252 | } | |
349ad1fe | 253 | return str; |
00dc2f4f GS |
254 | } |
255 | ||
c5be433b | 256 | /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */ |
51371543 | 257 | static char* |
c5be433b | 258 | get_regstr(const char *valuename, SV **svp) |
00dc2f4f | 259 | { |
c5be433b | 260 | char *str = get_regstr_from(HKEY_CURRENT_USER, valuename, svp); |
349ad1fe | 261 | if (!str) |
c5be433b | 262 | str = get_regstr_from(HKEY_LOCAL_MACHINE, valuename, svp); |
349ad1fe | 263 | return str; |
00dc2f4f GS |
264 | } |
265 | ||
c5be433b | 266 | /* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */ |
e5a95ffb | 267 | static char * |
c5be433b | 268 | get_emd_part(SV **prev_pathp, char *trailing_path, ...) |
00dc2f4f | 269 | { |
dc9e4912 | 270 | char base[10]; |
e5a95ffb | 271 | va_list ap; |
e24c7c18 | 272 | char mod_name[MAX_PATH+1]; |
00dc2f4f | 273 | char *ptr; |
e5a95ffb GS |
274 | char *optr; |
275 | char *strip; | |
273cf8d1 | 276 | STRLEN baselen; |
e5a95ffb GS |
277 | |
278 | va_start(ap, trailing_path); | |
279 | strip = va_arg(ap, char *); | |
280 | ||
273cf8d1 GS |
281 | sprintf(base, "%d.%d", (int)PERL_REVISION, (int)PERL_VERSION); |
282 | baselen = strlen(base); | |
dc9e4912 | 283 | |
8ac9c18d | 284 | if (!*w32_module_name) { |
2fa86c13 | 285 | set_w32_module_name(); |
95140b98 | 286 | } |
8ac9c18d | 287 | strcpy(mod_name, w32_module_name); |
95140b98 | 288 | ptr = strrchr(mod_name, '/'); |
e5a95ffb GS |
289 | while (ptr && strip) { |
290 | /* look for directories to skip back */ | |
291 | optr = ptr; | |
00dc2f4f | 292 | *ptr = '\0'; |
95140b98 | 293 | ptr = strrchr(mod_name, '/'); |
1c39adb2 GS |
294 | /* avoid stripping component if there is no slash, |
295 | * or it doesn't match ... */ | |
e5a95ffb | 296 | if (!ptr || stricmp(ptr+1, strip) != 0) { |
273cf8d1 | 297 | /* ... but not if component matches m|5\.$patchlevel.*| */ |
1c39adb2 | 298 | if (!ptr || !(*strip == '5' && *(ptr+1) == '5' |
273cf8d1 GS |
299 | && strncmp(strip, base, baselen) == 0 |
300 | && strncmp(ptr+1, base, baselen) == 0)) | |
95140b98 GS |
301 | { |
302 | *optr = '/'; | |
80252599 GS |
303 | ptr = optr; |
304 | } | |
00dc2f4f | 305 | } |
e5a95ffb | 306 | strip = va_arg(ap, char *); |
00dc2f4f | 307 | } |
e5a95ffb GS |
308 | if (!ptr) { |
309 | ptr = mod_name; | |
310 | *ptr++ = '.'; | |
95140b98 | 311 | *ptr = '/'; |
00dc2f4f | 312 | } |
e5a95ffb GS |
313 | va_end(ap); |
314 | strcpy(++ptr, trailing_path); | |
315 | ||
dc9e4912 | 316 | /* only add directory if it exists */ |
349ad1fe | 317 | if (GetFileAttributes(mod_name) != (DWORD) -1) { |
dc9e4912 | 318 | /* directory exists */ |
acfe0abc | 319 | dTHX; |
c5be433b GS |
320 | if (!*prev_pathp) |
321 | *prev_pathp = sv_2mortal(newSVpvn("",0)); | |
f0c8bec2 SH |
322 | else if (SvPVX(*prev_pathp)) |
323 | sv_catpvn(*prev_pathp, ";", 1); | |
c5be433b GS |
324 | sv_catpv(*prev_pathp, mod_name); |
325 | return SvPVX(*prev_pathp); | |
00dc2f4f | 326 | } |
00dc2f4f | 327 | |
cf11f4bf | 328 | return Nullch; |
00dc2f4f GS |
329 | } |
330 | ||
331 | char * | |
4ea817c6 | 332 | win32_get_privlib(const char *pl) |
00dc2f4f | 333 | { |
acfe0abc | 334 | dTHX; |
e5a95ffb GS |
335 | char *stdlib = "lib"; |
336 | char buffer[MAX_PATH+1]; | |
51371543 | 337 | SV *sv = Nullsv; |
00dc2f4f | 338 | |
e5a95ffb GS |
339 | /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */ |
340 | sprintf(buffer, "%s-%s", stdlib, pl); | |
c5be433b GS |
341 | if (!get_regstr(buffer, &sv)) |
342 | (void)get_regstr(stdlib, &sv); | |
00dc2f4f | 343 | |
e5a95ffb | 344 | /* $stdlib .= ";$EMD/../../lib" */ |
c5be433b | 345 | return get_emd_part(&sv, stdlib, ARCHNAME, "bin", Nullch); |
00dc2f4f GS |
346 | } |
347 | ||
4ea817c6 GS |
348 | static char * |
349 | win32_get_xlib(const char *pl, const char *xlib, const char *libname) | |
00dc2f4f | 350 | { |
acfe0abc | 351 | dTHX; |
e5a95ffb | 352 | char regstr[40]; |
e24c7c18 | 353 | char pathstr[MAX_PATH+1]; |
51371543 GS |
354 | SV *sv1 = Nullsv; |
355 | SV *sv2 = Nullsv; | |
00dc2f4f | 356 | |
4ea817c6 GS |
357 | /* $HKCU{"$xlib-$]"} || $HKLM{"$xlib-$]"} . ---; */ |
358 | sprintf(regstr, "%s-%s", xlib, pl); | |
c5be433b | 359 | (void)get_regstr(regstr, &sv1); |
e5a95ffb | 360 | |
4ea817c6 GS |
361 | /* $xlib .= |
362 | * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/$]/lib"; */ | |
363 | sprintf(pathstr, "%s/%s/lib", libname, pl); | |
c5be433b | 364 | (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch); |
00dc2f4f | 365 | |
4ea817c6 GS |
366 | /* $HKCU{$xlib} || $HKLM{$xlib} . ---; */ |
367 | (void)get_regstr(xlib, &sv2); | |
00dc2f4f | 368 | |
4ea817c6 GS |
369 | /* $xlib .= |
370 | * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/lib"; */ | |
371 | sprintf(pathstr, "%s/lib", libname); | |
372 | (void)get_emd_part(&sv2, pathstr, ARCHNAME, "bin", pl, Nullch); | |
e5a95ffb | 373 | |
51371543 GS |
374 | if (!sv1 && !sv2) |
375 | return Nullch; | |
376 | if (!sv1) | |
377 | return SvPVX(sv2); | |
378 | if (!sv2) | |
379 | return SvPVX(sv1); | |
e5a95ffb | 380 | |
349ad1fe GS |
381 | sv_catpvn(sv1, ";", 1); |
382 | sv_catsv(sv1, sv2); | |
e5a95ffb | 383 | |
349ad1fe | 384 | return SvPVX(sv1); |
68dc0745 | 385 | } |
0a753a76 | 386 | |
4ea817c6 GS |
387 | char * |
388 | win32_get_sitelib(const char *pl) | |
389 | { | |
390 | return win32_get_xlib(pl, "sitelib", "site"); | |
391 | } | |
392 | ||
393 | #ifndef PERL_VENDORLIB_NAME | |
394 | # define PERL_VENDORLIB_NAME "vendor" | |
395 | #endif | |
396 | ||
397 | char * | |
398 | win32_get_vendorlib(const char *pl) | |
399 | { | |
400 | return win32_get_xlib(pl, "vendorlib", PERL_VENDORLIB_NAME); | |
401 | } | |
b4793f7f | 402 | |
2d7a9237 | 403 | static BOOL |
08039b81 | 404 | has_shell_metachars(const char *ptr) |
68dc0745 | 405 | { |
406 | int inquote = 0; | |
407 | char quote = '\0'; | |
408 | ||
409 | /* | |
410 | * Scan string looking for redirection (< or >) or pipe | |
e200fe59 JD |
411 | * characters (|) that are not in a quoted string. |
412 | * Shell variable interpolation (%VAR%) can also happen inside strings. | |
68dc0745 | 413 | */ |
9404a519 | 414 | while (*ptr) { |
68dc0745 | 415 | switch(*ptr) { |
e200fe59 JD |
416 | case '%': |
417 | return TRUE; | |
68dc0745 | 418 | case '\'': |
419 | case '\"': | |
9404a519 GS |
420 | if (inquote) { |
421 | if (quote == *ptr) { | |
68dc0745 | 422 | inquote = 0; |
423 | quote = '\0'; | |
0a753a76 | 424 | } |
68dc0745 | 425 | } |
426 | else { | |
427 | quote = *ptr; | |
428 | inquote++; | |
429 | } | |
430 | break; | |
431 | case '>': | |
432 | case '<': | |
433 | case '|': | |
9404a519 | 434 | if (!inquote) |
68dc0745 | 435 | return TRUE; |
436 | default: | |
437 | break; | |
0a753a76 | 438 | } |
68dc0745 | 439 | ++ptr; |
440 | } | |
441 | return FALSE; | |
0a753a76 | 442 | } |
443 | ||
32e30700 | 444 | #if !defined(PERL_IMPLICIT_SYS) |
68dc0745 | 445 | /* since the current process environment is being updated in util.c |
446 | * the library functions will get the correct environment | |
447 | */ | |
448 | PerlIO * | |
79d39d80 | 449 | Perl_my_popen(pTHX_ const char *cmd, const char *mode) |
0a753a76 | 450 | { |
451 | #ifdef FIXCMD | |
7766f137 GS |
452 | #define fixcmd(x) { \ |
453 | char *pspace = strchr((x),' '); \ | |
454 | if (pspace) { \ | |
455 | char *p = (x); \ | |
456 | while (p < pspace) { \ | |
457 | if (*p == '/') \ | |
458 | *p = '\\'; \ | |
459 | p++; \ | |
460 | } \ | |
461 | } \ | |
462 | } | |
0a753a76 | 463 | #else |
464 | #define fixcmd(x) | |
465 | #endif | |
68dc0745 | 466 | fixcmd(cmd); |
45bc9206 | 467 | PERL_FLUSHALL_FOR_CHILD; |
0a753a76 | 468 | return win32_popen(cmd, mode); |
0a753a76 | 469 | } |
470 | ||
68dc0745 | 471 | long |
4f63d024 | 472 | Perl_my_pclose(pTHX_ PerlIO *fp) |
0a753a76 | 473 | { |
474 | return win32_pclose(fp); | |
475 | } | |
c69f6586 | 476 | #endif |
0a753a76 | 477 | |
0cb96387 GS |
478 | DllExport unsigned long |
479 | win32_os_id(void) | |
0a753a76 | 480 | { |
aeecf691 | 481 | return (unsigned long)g_osver.dwPlatformId; |
0a753a76 | 482 | } |
483 | ||
7766f137 GS |
484 | DllExport int |
485 | win32_getpid(void) | |
486 | { | |
922b1888 | 487 | int pid; |
7766f137 | 488 | #ifdef USE_ITHREADS |
acfe0abc | 489 | dTHX; |
7766f137 GS |
490 | if (w32_pseudo_id) |
491 | return -((int)w32_pseudo_id); | |
492 | #endif | |
922b1888 GS |
493 | pid = _getpid(); |
494 | /* Windows 9x appears to always reports a pid for threads and processes | |
495 | * that has the high bit set. So we treat the lower 31 bits as the | |
496 | * "real" PID for Perl's purposes. */ | |
497 | if (IsWin95() && pid < 0) | |
498 | pid = -pid; | |
499 | return pid; | |
7766f137 GS |
500 | } |
501 | ||
ce1da67e GS |
502 | /* Tokenize a string. Words are null-separated, and the list |
503 | * ends with a doubled null. Any character (except null and | |
504 | * including backslash) may be escaped by preceding it with a | |
505 | * backslash (the backslash will be stripped). | |
506 | * Returns number of words in result buffer. | |
507 | */ | |
508 | static long | |
dff6d3cd | 509 | tokenize(const char *str, char **dest, char ***destv) |
ce1da67e GS |
510 | { |
511 | char *retstart = Nullch; | |
512 | char **retvstart = 0; | |
513 | int items = -1; | |
514 | if (str) { | |
acfe0abc | 515 | dTHX; |
ce1da67e GS |
516 | int slen = strlen(str); |
517 | register char *ret; | |
518 | register char **retv; | |
a02a5408 JC |
519 | Newx(ret, slen+2, char); |
520 | Newx(retv, (slen+3)/2, char*); | |
ce1da67e GS |
521 | |
522 | retstart = ret; | |
523 | retvstart = retv; | |
524 | *retv = ret; | |
525 | items = 0; | |
526 | while (*str) { | |
527 | *ret = *str++; | |
528 | if (*ret == '\\' && *str) | |
529 | *ret = *str++; | |
530 | else if (*ret == ' ') { | |
531 | while (*str == ' ') | |
532 | str++; | |
533 | if (ret == retstart) | |
534 | ret--; | |
535 | else { | |
536 | *ret = '\0'; | |
537 | ++items; | |
538 | if (*str) | |
539 | *++retv = ret+1; | |
540 | } | |
541 | } | |
542 | else if (!*str) | |
543 | ++items; | |
544 | ret++; | |
545 | } | |
546 | retvstart[items] = Nullch; | |
547 | *ret++ = '\0'; | |
548 | *ret = '\0'; | |
549 | } | |
550 | *dest = retstart; | |
551 | *destv = retvstart; | |
552 | return items; | |
553 | } | |
554 | ||
555 | static void | |
2d7a9237 | 556 | get_shell(void) |
0a753a76 | 557 | { |
acfe0abc | 558 | dTHX; |
ce1da67e | 559 | if (!w32_perlshell_tokens) { |
174c211a GS |
560 | /* we don't use COMSPEC here for two reasons: |
561 | * 1. the same reason perl on UNIX doesn't use SHELL--rampant and | |
562 | * uncontrolled unportability of the ensuing scripts. | |
563 | * 2. PERL5SHELL could be set to a shell that may not be fit for | |
564 | * interactive use (which is what most programs look in COMSPEC | |
565 | * for). | |
566 | */ | |
dff6d3cd | 567 | const char* defaultshell = (IsWinNT() |
11998fdb | 568 | ? "cmd.exe /x/d/c" : "command.com /c"); |
2fb9ab56 | 569 | const char *usershell = PerlEnv_getenv("PERL5SHELL"); |
ce1da67e GS |
570 | w32_perlshell_items = tokenize(usershell ? usershell : defaultshell, |
571 | &w32_perlshell_tokens, | |
572 | &w32_perlshell_vec); | |
68dc0745 | 573 | } |
0a753a76 | 574 | } |
575 | ||
68dc0745 | 576 | int |
54725af6 | 577 | Perl_do_aspawn(pTHX_ SV *really, SV **mark, SV **sp) |
0a753a76 | 578 | { |
68dc0745 | 579 | char **argv; |
2d7a9237 | 580 | char *str; |
68dc0745 | 581 | int status; |
2d7a9237 | 582 | int flag = P_WAIT; |
68dc0745 | 583 | int index = 0; |
68dc0745 | 584 | |
2d7a9237 GS |
585 | if (sp <= mark) |
586 | return -1; | |
68dc0745 | 587 | |
ce1da67e | 588 | get_shell(); |
a02a5408 | 589 | Newx(argv, (sp - mark) + w32_perlshell_items + 2, char*); |
2d7a9237 GS |
590 | |
591 | if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) { | |
592 | ++mark; | |
593 | flag = SvIVx(*mark); | |
68dc0745 | 594 | } |
595 | ||
9404a519 | 596 | while (++mark <= sp) { |
bb897dfc | 597 | if (*mark && (str = SvPV_nolen(*mark))) |
2d7a9237 GS |
598 | argv[index++] = str; |
599 | else | |
600 | argv[index++] = ""; | |
68dc0745 | 601 | } |
602 | argv[index++] = 0; | |
3fadfdf1 | 603 | |
2d7a9237 | 604 | status = win32_spawnvp(flag, |
bb897dfc | 605 | (const char*)(really ? SvPV_nolen(really) : argv[0]), |
2d7a9237 GS |
606 | (const char* const*)argv); |
607 | ||
80252599 | 608 | if (status < 0 && (errno == ENOEXEC || errno == ENOENT)) { |
2d7a9237 | 609 | /* possible shell-builtin, invoke with shell */ |
ce1da67e GS |
610 | int sh_items; |
611 | sh_items = w32_perlshell_items; | |
2d7a9237 GS |
612 | while (--index >= 0) |
613 | argv[index+sh_items] = argv[index]; | |
ce1da67e GS |
614 | while (--sh_items >= 0) |
615 | argv[sh_items] = w32_perlshell_vec[sh_items]; | |
3fadfdf1 | 616 | |
2d7a9237 | 617 | status = win32_spawnvp(flag, |
bb897dfc | 618 | (const char*)(really ? SvPV_nolen(really) : argv[0]), |
2d7a9237 GS |
619 | (const char* const*)argv); |
620 | } | |
68dc0745 | 621 | |
922b1888 GS |
622 | if (flag == P_NOWAIT) { |
623 | if (IsWin95()) | |
624 | PL_statusvalue = -1; /* >16bits hint for pp_system() */ | |
625 | } | |
626 | else { | |
50892819 | 627 | if (status < 0) { |
0453d815 | 628 | if (ckWARN(WARN_EXEC)) |
f98bc0c6 | 629 | Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't spawn \"%s\": %s", argv[0], strerror(errno)); |
50892819 GS |
630 | status = 255 * 256; |
631 | } | |
632 | else | |
633 | status *= 256; | |
b28d0864 | 634 | PL_statusvalue = status; |
5aabfad6 | 635 | } |
ce1da67e | 636 | Safefree(argv); |
50892819 | 637 | return (status); |
68dc0745 | 638 | } |
639 | ||
dd7038b3 JH |
640 | /* returns pointer to the next unquoted space or the end of the string */ |
641 | static char* | |
642 | find_next_space(const char *s) | |
643 | { | |
644 | bool in_quotes = FALSE; | |
645 | while (*s) { | |
646 | /* ignore doubled backslashes, or backslash+quote */ | |
647 | if (*s == '\\' && (s[1] == '\\' || s[1] == '"')) { | |
648 | s += 2; | |
649 | } | |
650 | /* keep track of when we're within quotes */ | |
651 | else if (*s == '"') { | |
652 | s++; | |
653 | in_quotes = !in_quotes; | |
654 | } | |
655 | /* break it up only at spaces that aren't in quotes */ | |
656 | else if (!in_quotes && isSPACE(*s)) | |
657 | return (char*)s; | |
658 | else | |
659 | s++; | |
660 | } | |
661 | return (char*)s; | |
662 | } | |
663 | ||
54725af6 | 664 | static int |
08039b81 | 665 | do_spawn2(pTHX_ const char *cmd, int exectype) |
68dc0745 | 666 | { |
667 | char **a; | |
668 | char *s; | |
669 | char **argv; | |
670 | int status = -1; | |
671 | BOOL needToTry = TRUE; | |
2d7a9237 | 672 | char *cmd2; |
68dc0745 | 673 | |
2d7a9237 GS |
674 | /* Save an extra exec if possible. See if there are shell |
675 | * metacharacters in it */ | |
e200fe59 | 676 | if (!has_shell_metachars(cmd)) { |
a02a5408 JC |
677 | Newx(argv, strlen(cmd) / 2 + 2, char*); |
678 | Newx(cmd2, strlen(cmd) + 1, char); | |
68dc0745 | 679 | strcpy(cmd2, cmd); |
680 | a = argv; | |
681 | for (s = cmd2; *s;) { | |
de030af3 | 682 | while (*s && isSPACE(*s)) |
68dc0745 | 683 | s++; |
684 | if (*s) | |
685 | *(a++) = s; | |
dd7038b3 | 686 | s = find_next_space(s); |
9404a519 | 687 | if (*s) |
68dc0745 | 688 | *s++ = '\0'; |
0a753a76 | 689 | } |
68dc0745 | 690 | *a = Nullch; |
ce1da67e | 691 | if (argv[0]) { |
6890e559 GS |
692 | switch (exectype) { |
693 | case EXECF_SPAWN: | |
694 | status = win32_spawnvp(P_WAIT, argv[0], | |
695 | (const char* const*)argv); | |
696 | break; | |
697 | case EXECF_SPAWN_NOWAIT: | |
698 | status = win32_spawnvp(P_NOWAIT, argv[0], | |
699 | (const char* const*)argv); | |
700 | break; | |
701 | case EXECF_EXEC: | |
702 | status = win32_execvp(argv[0], (const char* const*)argv); | |
703 | break; | |
704 | } | |
2d7a9237 | 705 | if (status != -1 || errno == 0) |
68dc0745 | 706 | needToTry = FALSE; |
0a753a76 | 707 | } |
0a753a76 | 708 | Safefree(argv); |
68dc0745 | 709 | Safefree(cmd2); |
710 | } | |
2d7a9237 | 711 | if (needToTry) { |
ce1da67e GS |
712 | char **argv; |
713 | int i = -1; | |
714 | get_shell(); | |
a02a5408 | 715 | Newx(argv, w32_perlshell_items + 2, char*); |
ce1da67e GS |
716 | while (++i < w32_perlshell_items) |
717 | argv[i] = w32_perlshell_vec[i]; | |
08039b81 | 718 | argv[i++] = (char *)cmd; |
2d7a9237 | 719 | argv[i] = Nullch; |
6890e559 GS |
720 | switch (exectype) { |
721 | case EXECF_SPAWN: | |
722 | status = win32_spawnvp(P_WAIT, argv[0], | |
723 | (const char* const*)argv); | |
724 | break; | |
725 | case EXECF_SPAWN_NOWAIT: | |
726 | status = win32_spawnvp(P_NOWAIT, argv[0], | |
727 | (const char* const*)argv); | |
728 | break; | |
729 | case EXECF_EXEC: | |
730 | status = win32_execvp(argv[0], (const char* const*)argv); | |
731 | break; | |
732 | } | |
ce1da67e GS |
733 | cmd = argv[0]; |
734 | Safefree(argv); | |
68dc0745 | 735 | } |
922b1888 GS |
736 | if (exectype == EXECF_SPAWN_NOWAIT) { |
737 | if (IsWin95()) | |
738 | PL_statusvalue = -1; /* >16bits hint for pp_system() */ | |
739 | } | |
740 | else { | |
50892819 | 741 | if (status < 0) { |
0453d815 | 742 | if (ckWARN(WARN_EXEC)) |
f98bc0c6 | 743 | Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't %s \"%s\": %s", |
50892819 GS |
744 | (exectype == EXECF_EXEC ? "exec" : "spawn"), |
745 | cmd, strerror(errno)); | |
746 | status = 255 * 256; | |
747 | } | |
748 | else | |
749 | status *= 256; | |
b28d0864 | 750 | PL_statusvalue = status; |
5aabfad6 | 751 | } |
50892819 | 752 | return (status); |
0a753a76 | 753 | } |
754 | ||
6890e559 | 755 | int |
54725af6 | 756 | Perl_do_spawn(pTHX_ char *cmd) |
6890e559 | 757 | { |
54725af6 | 758 | return do_spawn2(aTHX_ cmd, EXECF_SPAWN); |
6890e559 GS |
759 | } |
760 | ||
2d7a9237 | 761 | int |
54725af6 | 762 | Perl_do_spawn_nowait(pTHX_ char *cmd) |
2d7a9237 | 763 | { |
54725af6 | 764 | return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT); |
2d7a9237 GS |
765 | } |
766 | ||
6890e559 | 767 | bool |
79d39d80 | 768 | Perl_do_exec(pTHX_ const char *cmd) |
6890e559 | 769 | { |
08039b81 | 770 | do_spawn2(aTHX_ cmd, EXECF_EXEC); |
6890e559 GS |
771 | return FALSE; |
772 | } | |
773 | ||
68dc0745 | 774 | /* The idea here is to read all the directory names into a string table |
775 | * (separated by nulls) and when one of the other dir functions is called | |
776 | * return the pointer to the current file name. | |
777 | */ | |
c5be433b | 778 | DllExport DIR * |
0e06f75d | 779 | win32_opendir(const char *filename) |
0a753a76 | 780 | { |
acfe0abc | 781 | dTHX; |
95136add | 782 | DIR *dirp; |
9404a519 GS |
783 | long len; |
784 | long idx; | |
785 | char scanname[MAX_PATH+3]; | |
c623ac67 | 786 | Stat_t sbuf; |
7fac1903 | 787 | WIN32_FIND_DATAA aFindData; |
35cf1ab6 JD |
788 | WIN32_FIND_DATAW wFindData; |
789 | bool using_wide; | |
790 | char buffer[MAX_PATH*2]; | |
791 | char *ptr; | |
9404a519 GS |
792 | |
793 | len = strlen(filename); | |
794 | if (len > MAX_PATH) | |
795 | return NULL; | |
68dc0745 | 796 | |
797 | /* check to see if filename is a directory */ | |
69d3ab13 | 798 | if (win32_stat(filename, &sbuf) < 0 || !S_ISDIR(sbuf.st_mode)) |
24caa93f | 799 | return NULL; |
68dc0745 | 800 | |
68dc0745 | 801 | /* Get us a DIR structure */ |
a02a5408 | 802 | Newxz(dirp, 1, DIR); |
68dc0745 | 803 | |
804 | /* Create the search pattern */ | |
805 | strcpy(scanname, filename); | |
23db2e2d GS |
806 | |
807 | /* bare drive name means look in cwd for drive */ | |
808 | if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') { | |
809 | scanname[len++] = '.'; | |
810 | scanname[len++] = '/'; | |
811 | } | |
812 | else if (scanname[len-1] != '/' && scanname[len-1] != '\\') { | |
9404a519 | 813 | scanname[len++] = '/'; |
23db2e2d | 814 | } |
9404a519 GS |
815 | scanname[len++] = '*'; |
816 | scanname[len] = '\0'; | |
68dc0745 | 817 | |
818 | /* do the FindFirstFile call */ | |
35cf1ab6 JD |
819 | if (IsWinNT()) { |
820 | WCHAR wscanname[sizeof(scanname)]; | |
821 | MultiByteToWideChar(CP_ACP, 0, scanname, -1, wscanname, sizeof(wscanname)/sizeof(WCHAR)); | |
822 | dirp->handle = FindFirstFileW(PerlDir_mapW(wscanname), &wFindData); | |
823 | using_wide = TRUE; | |
824 | } | |
825 | else { | |
826 | dirp->handle = FindFirstFileA(PerlDir_mapA(scanname), &aFindData); | |
827 | } | |
8c56068e | 828 | if (dirp->handle == INVALID_HANDLE_VALUE) { |
95136add | 829 | DWORD err = GetLastError(); |
21e72512 | 830 | /* FindFirstFile() fails on empty drives! */ |
95136add GS |
831 | switch (err) { |
832 | case ERROR_FILE_NOT_FOUND: | |
833 | return dirp; | |
834 | case ERROR_NO_MORE_FILES: | |
835 | case ERROR_PATH_NOT_FOUND: | |
836 | errno = ENOENT; | |
837 | break; | |
838 | case ERROR_NOT_ENOUGH_MEMORY: | |
839 | errno = ENOMEM; | |
840 | break; | |
841 | default: | |
842 | errno = EINVAL; | |
843 | break; | |
844 | } | |
845 | Safefree(dirp); | |
68dc0745 | 846 | return NULL; |
847 | } | |
848 | ||
35cf1ab6 JD |
849 | if (using_wide) { |
850 | BOOL use_default = FALSE; | |
851 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
852 | wFindData.cFileName, -1, | |
853 | buffer, sizeof(buffer), NULL, &use_default); | |
854 | if (use_default && *wFindData.cAlternateFileName) { | |
855 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
856 | wFindData.cAlternateFileName, -1, | |
857 | buffer, sizeof(buffer), NULL, NULL); | |
858 | } | |
859 | ptr = buffer; | |
860 | } | |
861 | else { | |
862 | ptr = aFindData.cFileName; | |
863 | } | |
68dc0745 | 864 | /* now allocate the first part of the string table for |
865 | * the filenames that we find. | |
866 | */ | |
35cf1ab6 | 867 | idx = strlen(ptr)+1; |
95136add | 868 | if (idx < 256) |
35cf1ab6 | 869 | dirp->size = 256; |
95136add GS |
870 | else |
871 | dirp->size = idx; | |
a02a5408 | 872 | Newx(dirp->start, dirp->size, char); |
35cf1ab6 | 873 | strcpy(dirp->start, ptr); |
95136add GS |
874 | dirp->nfiles++; |
875 | dirp->end = dirp->curr = dirp->start; | |
876 | dirp->end += idx; | |
877 | return dirp; | |
0a753a76 | 878 | } |
879 | ||
880 | ||
68dc0745 | 881 | /* Readdir just returns the current string pointer and bumps the |
882 | * string pointer to the nDllExport entry. | |
883 | */ | |
c5be433b | 884 | DllExport struct direct * |
ce2e26e5 | 885 | win32_readdir(DIR *dirp) |
0a753a76 | 886 | { |
95136add | 887 | long len; |
0a753a76 | 888 | |
68dc0745 | 889 | if (dirp->curr) { |
890 | /* first set up the structure to return */ | |
891 | len = strlen(dirp->curr); | |
0f38926b | 892 | strcpy(dirp->dirstr.d_name, dirp->curr); |
68dc0745 | 893 | dirp->dirstr.d_namlen = len; |
0a753a76 | 894 | |
68dc0745 | 895 | /* Fake an inode */ |
0f38926b | 896 | dirp->dirstr.d_ino = dirp->curr - dirp->start; |
0a753a76 | 897 | |
95136add | 898 | /* Now set up for the next call to readdir */ |
68dc0745 | 899 | dirp->curr += len + 1; |
95136add | 900 | if (dirp->curr >= dirp->end) { |
acfe0abc | 901 | dTHX; |
35cf1ab6 JD |
902 | BOOL res; |
903 | WIN32_FIND_DATAA aFindData; | |
904 | char buffer[MAX_PATH*2]; | |
905 | char *ptr; | |
95136add GS |
906 | |
907 | /* finding the next file that matches the wildcard | |
908 | * (which should be all of them in this directory!). | |
95136add | 909 | */ |
35cf1ab6 JD |
910 | if (IsWinNT()) { |
911 | WIN32_FIND_DATAW wFindData; | |
912 | res = FindNextFileW(dirp->handle, &wFindData); | |
913 | if (res) { | |
914 | BOOL use_default = FALSE; | |
915 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
916 | wFindData.cFileName, -1, | |
917 | buffer, sizeof(buffer), NULL, &use_default); | |
918 | if (use_default && *wFindData.cAlternateFileName) { | |
919 | WideCharToMultiByte(CP_ACP, WC_NO_BEST_FIT_CHARS, | |
920 | wFindData.cAlternateFileName, -1, | |
921 | buffer, sizeof(buffer), NULL, NULL); | |
922 | } | |
923 | ptr = buffer; | |
924 | } | |
925 | } | |
926 | else { | |
927 | res = FindNextFileA(dirp->handle, &aFindData); | |
928 | ptr = aFindData.cFileName; | |
929 | } | |
95136add | 930 | if (res) { |
0f38926b | 931 | long endpos = dirp->end - dirp->start; |
35cf1ab6 | 932 | long newsize = endpos + strlen(ptr) + 1; |
95136add | 933 | /* bump the string table size by enough for the |
022735b4 | 934 | * new name and its null terminator */ |
0f38926b GS |
935 | while (newsize > dirp->size) { |
936 | long curpos = dirp->curr - dirp->start; | |
95136add GS |
937 | dirp->size *= 2; |
938 | Renew(dirp->start, dirp->size, char); | |
0f38926b | 939 | dirp->curr = dirp->start + curpos; |
95136add | 940 | } |
35cf1ab6 | 941 | strcpy(dirp->start + endpos, ptr); |
0f38926b | 942 | dirp->end = dirp->start + newsize; |
95136add GS |
943 | dirp->nfiles++; |
944 | } | |
945 | else | |
946 | dirp->curr = NULL; | |
68dc0745 | 947 | } |
68dc0745 | 948 | return &(dirp->dirstr); |
3fadfdf1 | 949 | } |
68dc0745 | 950 | else |
951 | return NULL; | |
0a753a76 | 952 | } |
953 | ||
68dc0745 | 954 | /* Telldir returns the current string pointer position */ |
c5be433b | 955 | DllExport long |
ce2e26e5 | 956 | win32_telldir(DIR *dirp) |
0a753a76 | 957 | { |
95136add | 958 | return (dirp->curr - dirp->start); |
0a753a76 | 959 | } |
960 | ||
961 | ||
68dc0745 | 962 | /* Seekdir moves the string pointer to a previously saved position |
95136add | 963 | * (returned by telldir). |
68dc0745 | 964 | */ |
c5be433b | 965 | DllExport void |
ce2e26e5 | 966 | win32_seekdir(DIR *dirp, long loc) |
0a753a76 | 967 | { |
95136add | 968 | dirp->curr = dirp->start + loc; |
0a753a76 | 969 | } |
970 | ||
68dc0745 | 971 | /* Rewinddir resets the string pointer to the start */ |
c5be433b | 972 | DllExport void |
ce2e26e5 | 973 | win32_rewinddir(DIR *dirp) |
0a753a76 | 974 | { |
975 | dirp->curr = dirp->start; | |
976 | } | |
977 | ||
68dc0745 | 978 | /* free the memory allocated by opendir */ |
c5be433b | 979 | DllExport int |
ce2e26e5 | 980 | win32_closedir(DIR *dirp) |
0a753a76 | 981 | { |
acfe0abc | 982 | dTHX; |
95136add | 983 | if (dirp->handle != INVALID_HANDLE_VALUE) |
0f38926b | 984 | FindClose(dirp->handle); |
0a753a76 | 985 | Safefree(dirp->start); |
986 | Safefree(dirp); | |
68dc0745 | 987 | return 1; |
0a753a76 | 988 | } |
989 | ||
990 | ||
68dc0745 | 991 | /* |
992 | * various stubs | |
993 | */ | |
0a753a76 | 994 | |
995 | ||
68dc0745 | 996 | /* Ownership |
997 | * | |
998 | * Just pretend that everyone is a superuser. NT will let us know if | |
999 | * we don\'t really have permission to do something. | |
1000 | */ | |
0a753a76 | 1001 | |
1002 | #define ROOT_UID ((uid_t)0) | |
1003 | #define ROOT_GID ((gid_t)0) | |
1004 | ||
68dc0745 | 1005 | uid_t |
1006 | getuid(void) | |
0a753a76 | 1007 | { |
68dc0745 | 1008 | return ROOT_UID; |
0a753a76 | 1009 | } |
1010 | ||
68dc0745 | 1011 | uid_t |
1012 | geteuid(void) | |
0a753a76 | 1013 | { |
68dc0745 | 1014 | return ROOT_UID; |
0a753a76 | 1015 | } |
1016 | ||
68dc0745 | 1017 | gid_t |
1018 | getgid(void) | |
0a753a76 | 1019 | { |
68dc0745 | 1020 | return ROOT_GID; |
0a753a76 | 1021 | } |
1022 | ||
68dc0745 | 1023 | gid_t |
1024 | getegid(void) | |
0a753a76 | 1025 | { |
68dc0745 | 1026 | return ROOT_GID; |
0a753a76 | 1027 | } |
1028 | ||
68dc0745 | 1029 | int |
22239a37 | 1030 | setuid(uid_t auid) |
3fadfdf1 | 1031 | { |
22239a37 | 1032 | return (auid == ROOT_UID ? 0 : -1); |
0a753a76 | 1033 | } |
1034 | ||
68dc0745 | 1035 | int |
22239a37 | 1036 | setgid(gid_t agid) |
0a753a76 | 1037 | { |
22239a37 | 1038 | return (agid == ROOT_GID ? 0 : -1); |
0a753a76 | 1039 | } |
1040 | ||
e34ffe5a GS |
1041 | char * |
1042 | getlogin(void) | |
1043 | { | |
acfe0abc | 1044 | dTHX; |
3352bfcb GS |
1045 | char *buf = w32_getlogin_buffer; |
1046 | DWORD size = sizeof(w32_getlogin_buffer); | |
e34ffe5a GS |
1047 | if (GetUserName(buf,&size)) |
1048 | return buf; | |
1049 | return (char*)NULL; | |
1050 | } | |
1051 | ||
b990f8c8 GS |
1052 | int |
1053 | chown(const char *path, uid_t owner, gid_t group) | |
1054 | { | |
1055 | /* XXX noop */ | |
1c1c7f20 | 1056 | return 0; |
b990f8c8 GS |
1057 | } |
1058 | ||
00b02797 JH |
1059 | /* |
1060 | * XXX this needs strengthening (for PerlIO) | |
1061 | * -- BKS, 11-11-200 | |
1062 | */ | |
1063 | int mkstemp(const char *path) | |
1064 | { | |
1065 | dTHX; | |
1066 | char buf[MAX_PATH+1]; | |
1067 | int i = 0, fd = -1; | |
1068 | ||
1069 | retry: | |
1070 | if (i++ > 10) { /* give up */ | |
1071 | errno = ENOENT; | |
1072 | return -1; | |
1073 | } | |
1074 | if (!GetTempFileNameA((LPCSTR)path, "plr", 1, buf)) { | |
1075 | errno = ENOENT; | |
1076 | return -1; | |
1077 | } | |
1078 | fd = PerlLIO_open3(buf, O_CREAT|O_RDWR|O_EXCL, 0600); | |
1079 | if (fd == -1) | |
1080 | goto retry; | |
1081 | return fd; | |
1082 | } | |
1083 | ||
0aaad0ff GS |
1084 | static long |
1085 | find_pid(int pid) | |
0a753a76 | 1086 | { |
acfe0abc | 1087 | dTHX; |
7766f137 GS |
1088 | long child = w32_num_children; |
1089 | while (--child >= 0) { | |
eb160463 | 1090 | if ((int)w32_child_pids[child] == pid) |
0aaad0ff GS |
1091 | return child; |
1092 | } | |
1093 | return -1; | |
1094 | } | |
1095 | ||
1096 | static void | |
1097 | remove_dead_process(long child) | |
1098 | { | |
1099 | if (child >= 0) { | |
acfe0abc | 1100 | dTHX; |
0aaad0ff | 1101 | CloseHandle(w32_child_handles[child]); |
c00206c8 | 1102 | Move(&w32_child_handles[child+1], &w32_child_handles[child], |
0aaad0ff | 1103 | (w32_num_children-child-1), HANDLE); |
c00206c8 | 1104 | Move(&w32_child_pids[child+1], &w32_child_pids[child], |
0aaad0ff GS |
1105 | (w32_num_children-child-1), DWORD); |
1106 | w32_num_children--; | |
f55ee38a | 1107 | } |
f55ee38a GS |
1108 | } |
1109 | ||
7766f137 GS |
1110 | #ifdef USE_ITHREADS |
1111 | static long | |
1112 | find_pseudo_pid(int pid) | |
1113 | { | |
acfe0abc | 1114 | dTHX; |
7766f137 GS |
1115 | long child = w32_num_pseudo_children; |
1116 | while (--child >= 0) { | |
eb160463 | 1117 | if ((int)w32_pseudo_child_pids[child] == pid) |
7766f137 GS |
1118 | return child; |
1119 | } | |
1120 | return -1; | |
1121 | } | |
1122 | ||
1123 | static void | |
1124 | remove_dead_pseudo_process(long child) | |
1125 | { | |
1126 | if (child >= 0) { | |
acfe0abc | 1127 | dTHX; |
7766f137 | 1128 | CloseHandle(w32_pseudo_child_handles[child]); |
c00206c8 | 1129 | Move(&w32_pseudo_child_handles[child+1], &w32_pseudo_child_handles[child], |
7766f137 | 1130 | (w32_num_pseudo_children-child-1), HANDLE); |
c00206c8 | 1131 | Move(&w32_pseudo_child_pids[child+1], &w32_pseudo_child_pids[child], |
7766f137 | 1132 | (w32_num_pseudo_children-child-1), DWORD); |
aeecf691 JD |
1133 | Move(&w32_pseudo_child_message_hwnds[child+1], &w32_pseudo_child_message_hwnds[child], |
1134 | (w32_num_pseudo_children-child-1), HWND); | |
7766f137 GS |
1135 | w32_num_pseudo_children--; |
1136 | } | |
1137 | } | |
1138 | #endif | |
1139 | ||
542cb85f JD |
1140 | static int |
1141 | terminate_process(DWORD pid, HANDLE process_handle, int sig) | |
1142 | { | |
1143 | switch(sig) { | |
1144 | case 0: | |
1145 | /* "Does process exist?" use of kill */ | |
1146 | return 1; | |
1147 | case 2: | |
1148 | if (GenerateConsoleCtrlEvent(CTRL_C_EVENT, pid)) | |
1149 | return 1; | |
1150 | break; | |
1151 | case SIGBREAK: | |
1152 | case SIGTERM: | |
1153 | if (GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT, pid)) | |
1154 | return 1; | |
1155 | break; | |
1156 | default: /* For now be backwards compatible with perl 5.6 */ | |
1157 | case 9: | |
1158 | /* Note that we will only be able to kill processes owned by the | |
1159 | * current process owner, even when we are running as an administrator. | |
1160 | * To kill processes of other owners we would need to set the | |
1161 | * 'SeDebugPrivilege' privilege before obtaining the process handle. | |
1162 | */ | |
1163 | if (TerminateProcess(process_handle, sig)) | |
1164 | return 1; | |
1165 | break; | |
1166 | } | |
1167 | return 0; | |
1168 | } | |
1169 | ||
1170 | /* Traverse process tree using ToolHelp functions */ | |
1171 | static int | |
1172 | kill_process_tree_toolhelp(DWORD pid, int sig) | |
1173 | { | |
1174 | HANDLE process_handle; | |
1175 | HANDLE snapshot_handle; | |
1176 | int killed = 0; | |
1177 | ||
1178 | process_handle = OpenProcess(PROCESS_TERMINATE, FALSE, pid); | |
1179 | if (process_handle == INVALID_HANDLE_VALUE) | |
1180 | return 0; | |
1181 | ||
1182 | killed += terminate_process(pid, process_handle, sig); | |
1183 | ||
1184 | snapshot_handle = pfnCreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); | |
1185 | if (snapshot_handle != INVALID_HANDLE_VALUE) { | |
1186 | PROCESSENTRY32 entry; | |
1187 | ||
1188 | entry.dwSize = sizeof(entry); | |
1189 | if (pfnProcess32First(snapshot_handle, &entry)) { | |
1190 | do { | |
1191 | if (entry.th32ParentProcessID == pid) | |
1192 | killed += kill_process_tree_toolhelp(entry.th32ProcessID, sig); | |
1193 | entry.dwSize = sizeof(entry); | |
1194 | } | |
1195 | while (pfnProcess32Next(snapshot_handle, &entry)); | |
1196 | } | |
1197 | CloseHandle(snapshot_handle); | |
1198 | } | |
1199 | CloseHandle(process_handle); | |
1200 | return killed; | |
1201 | } | |
1202 | ||
1203 | /* Traverse process tree using undocumented system information structures. | |
1204 | * This is only necessary on Windows NT, which lacks the ToolHelp functions. | |
1205 | */ | |
1206 | static int | |
1207 | kill_process_tree_sysinfo(SYSTEM_PROCESSES *process_info, DWORD pid, int sig) | |
1208 | { | |
1209 | HANDLE process_handle; | |
1210 | SYSTEM_PROCESSES *p = process_info; | |
1211 | int killed = 0; | |
1212 | ||
1213 | process_handle = OpenProcess(PROCESS_TERMINATE, FALSE, pid); | |
1214 | if (process_handle == INVALID_HANDLE_VALUE) | |
1215 | return 0; | |
1216 | ||
1217 | killed += terminate_process(pid, process_handle, sig); | |
1218 | ||
1219 | while (1) { | |
1220 | if (p->InheritedFromProcessId == (DWORD)pid) | |
1221 | killed += kill_process_tree_sysinfo(process_info, p->ProcessId, sig); | |
1222 | ||
1223 | if (p->NextEntryDelta == 0) | |
1224 | break; | |
1225 | ||
1226 | p = (SYSTEM_PROCESSES*)((char*)p + p->NextEntryDelta); | |
1227 | } | |
1228 | ||
1229 | CloseHandle(process_handle); | |
1230 | return killed; | |
1231 | } | |
1232 | ||
1233 | int | |
1234 | killpg(int pid, int sig) | |
1235 | { | |
1236 | /* Use "documented" method whenever available */ | |
1237 | if (pfnCreateToolhelp32Snapshot && pfnProcess32First && pfnProcess32Next) { | |
1238 | return kill_process_tree_toolhelp((DWORD)pid, sig); | |
1239 | } | |
1240 | ||
1241 | /* Fall back to undocumented Windows internals on Windows NT */ | |
1242 | if (pfnZwQuerySystemInformation) { | |
1243 | dTHX; | |
1244 | char *buffer; | |
1245 | DWORD size = 0; | |
1246 | ||
1247 | pfnZwQuerySystemInformation(SystemProcessesAndThreadsInformation, NULL, 0, &size); | |
1248 | Newx(buffer, size, char); | |
1249 | ||
1250 | if (pfnZwQuerySystemInformation(SystemProcessesAndThreadsInformation, buffer, size, NULL) >= 0) { | |
1251 | int killed = kill_process_tree_sysinfo((SYSTEM_PROCESSES*)buffer, (DWORD)pid, sig); | |
1252 | Safefree(buffer); | |
1253 | return killed; | |
1254 | } | |
1255 | } | |
1256 | return 0; | |
1257 | } | |
1258 | ||
1259 | static int | |
1260 | my_kill(int pid, int sig) | |
1261 | { | |
1262 | int retval = 0; | |
1263 | HANDLE process_handle; | |
1264 | ||
1265 | if (sig < 0) | |
1266 | return killpg(pid, -sig); | |
1267 | ||
1268 | process_handle = OpenProcess(PROCESS_TERMINATE, FALSE, pid); | |
1269 | if (process_handle != INVALID_HANDLE_VALUE) { | |
1270 | retval = terminate_process(pid, process_handle, sig); | |
1271 | CloseHandle(process_handle); | |
1272 | } | |
1273 | return retval; | |
1274 | } | |
1275 | ||
f55ee38a GS |
1276 | DllExport int |
1277 | win32_kill(int pid, int sig) | |
1278 | { | |
acfe0abc | 1279 | dTHX; |
0aaad0ff | 1280 | HANDLE hProcess; |
c66b022d | 1281 | long child; |
7766f137 GS |
1282 | #ifdef USE_ITHREADS |
1283 | if (pid < 0) { | |
1284 | /* it is a pseudo-forked child */ | |
c66b022d | 1285 | child = find_pseudo_pid(-pid); |
7766f137 | 1286 | if (child >= 0) { |
aeecf691 | 1287 | HWND hwnd = w32_pseudo_child_message_hwnds[child]; |
7766f137 | 1288 | hProcess = w32_pseudo_child_handles[child]; |
7e5f34c0 NIS |
1289 | switch (sig) { |
1290 | case 0: | |
c843839f | 1291 | /* "Does process exist?" use of kill */ |
7766f137 | 1292 | return 0; |
aeecf691 | 1293 | |
7e5f34c0 NIS |
1294 | case 9: |
1295 | /* kill -9 style un-graceful exit */ | |
1296 | if (TerminateThread(hProcess, sig)) { | |
1297 | remove_dead_pseudo_process(child); | |
1298 | return 0; | |
1299 | } | |
1300 | break; | |
aeecf691 JD |
1301 | |
1302 | default: { | |
1303 | int count = 0; | |
1304 | /* pseudo-process has not yet properly initialized if hwnd isn't set */ | |
1305 | while (hwnd == INVALID_HANDLE_VALUE && count < 5) { | |
1306 | /* Yield and wait for the other thread to send us its message_hwnd */ | |
1307 | Sleep(0); | |
1308 | win32_async_check(aTHX); | |
1309 | ++count; | |
1310 | } | |
1311 | if (hwnd != INVALID_HANDLE_VALUE) { | |
1312 | /* We fake signals to pseudo-processes using Win32 | |
1313 | * message queue. In Win9X the pids are negative already. */ | |
1314 | if ((hwnd != NULL && PostMessage(hwnd, WM_USER_KILL, sig, 0)) || | |
1315 | PostThreadMessage(IsWin95() ? pid : -pid, WM_USER_KILL, sig, 0)) | |
1316 | { | |
1317 | /* It might be us ... */ | |
1318 | PERL_ASYNC_CHECK(); | |
1319 | return 0; | |
1320 | } | |
1321 | } | |
7e5f34c0 NIS |
1322 | break; |
1323 | } | |
aeecf691 | 1324 | } /* switch */ |
7766f137 | 1325 | } |
922b1888 GS |
1326 | else if (IsWin95()) { |
1327 | pid = -pid; | |
1328 | goto alien_process; | |
1329 | } | |
68dc0745 | 1330 | } |
7766f137 GS |
1331 | else |
1332 | #endif | |
1333 | { | |
c66b022d | 1334 | child = find_pid(pid); |
7766f137 | 1335 | if (child >= 0) { |
542cb85f JD |
1336 | if (my_kill(pid, sig)) { |
1337 | DWORD exitcode = 0; | |
1338 | if (GetExitCodeProcess(w32_child_handles[child], &exitcode) && | |
1339 | exitcode != STILL_ACTIVE) | |
1340 | { | |
1341 | remove_dead_process(child); | |
1342 | } | |
1343 | return 0; | |
7e5f34c0 | 1344 | } |
7766f137 GS |
1345 | } |
1346 | else { | |
922b1888 | 1347 | alien_process: |
542cb85f | 1348 | if (my_kill((IsWin95() ? -pid : pid), sig)) |
48db714f | 1349 | return 0; |
7766f137 GS |
1350 | } |
1351 | } | |
1352 | errno = EINVAL; | |
1353 | return -1; | |
0a753a76 | 1354 | } |
fbbbcc48 | 1355 | |
68dc0745 | 1356 | DllExport int |
c623ac67 | 1357 | win32_stat(const char *path, Stat_t *sbuf) |
0a753a76 | 1358 | { |
acfe0abc | 1359 | dTHX; |
3fadfdf1 | 1360 | char buffer[MAX_PATH+1]; |
68dc0745 | 1361 | int l = strlen(path); |
67fbe06e | 1362 | int res; |
6b980173 | 1363 | int nlink = 1; |
44221b20 | 1364 | BOOL expect_dir = FALSE; |
0a753a76 | 1365 | |
cba61fe1 JD |
1366 | GV *gv_sloppy = gv_fetchpvs("\027IN32_SLOPPY_STAT", |
1367 | GV_NOTQUAL, SVt_PV); | |
1368 | BOOL sloppy = gv_sloppy && SvTRUE(GvSV(gv_sloppy)); | |
1369 | ||
68dc0745 | 1370 | if (l > 1) { |
1371 | switch(path[l - 1]) { | |
e1dbac94 | 1372 | /* FindFirstFile() and stat() are buggy with a trailing |
44221b20 | 1373 | * slashes, except for the root directory of a drive */ |
68dc0745 | 1374 | case '\\': |
44221b20 JD |
1375 | case '/': |
1376 | if (l > sizeof(buffer)) { | |
0b96339f JD |
1377 | errno = ENAMETOOLONG; |
1378 | return -1; | |
1379 | } | |
44221b20 JD |
1380 | --l; |
1381 | strncpy(buffer, path, l); | |
1382 | /* remove additional trailing slashes */ | |
1383 | while (l > 1 && (buffer[l-1] == '/' || buffer[l-1] == '\\')) | |
1384 | --l; | |
1385 | /* add back slash if we otherwise end up with just a drive letter */ | |
1386 | if (l == 2 && isALPHA(buffer[0]) && buffer[1] == ':') | |
1387 | buffer[l++] = '\\'; | |
1388 | buffer[l] = '\0'; | |
1389 | path = buffer; | |
1390 | expect_dir = TRUE; | |
e1dbac94 | 1391 | break; |
44221b20 | 1392 | |
23db2e2d | 1393 | /* FindFirstFile() is buggy with "x:", so add a dot :-( */ |
e1dbac94 GS |
1394 | case ':': |
1395 | if (l == 2 && isALPHA(path[0])) { | |
426c1a18 GS |
1396 | buffer[0] = path[0]; |
1397 | buffer[1] = ':'; | |
1398 | buffer[2] = '.'; | |
1399 | buffer[3] = '\0'; | |
e1dbac94 | 1400 | l = 3; |
426c1a18 | 1401 | path = buffer; |
e1dbac94 GS |
1402 | } |
1403 | break; | |
68dc0745 | 1404 | } |
1405 | } | |
6b980173 | 1406 | |
8c56068e JD |
1407 | path = PerlDir_mapA(path); |
1408 | l = strlen(path); | |
cba61fe1 JD |
1409 | |
1410 | if (!sloppy) { | |
1411 | /* We must open & close the file once; otherwise file attribute changes */ | |
1412 | /* might not yet have propagated to "other" hard links of the same file. */ | |
1413 | /* This also gives us an opportunity to determine the number of links. */ | |
1414 | HANDLE handle = CreateFileA(path, 0, 0, NULL, OPEN_EXISTING, 0, NULL); | |
1415 | if (handle != INVALID_HANDLE_VALUE) { | |
1416 | BY_HANDLE_FILE_INFORMATION bhi; | |
1417 | if (GetFileInformationByHandle(handle, &bhi)) | |
1418 | nlink = bhi.nNumberOfLinks; | |
1419 | CloseHandle(handle); | |
1420 | } | |
7fac1903 | 1421 | } |
6b980173 | 1422 | |
8c56068e | 1423 | /* path will be mapped correctly above */ |
c623ac67 | 1424 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
8c56068e | 1425 | res = _stati64(path, sbuf); |
c623ac67 | 1426 | #else |
8c56068e | 1427 | res = stat(path, sbuf); |
c623ac67 | 1428 | #endif |
426c1a18 | 1429 | sbuf->st_nlink = nlink; |
6b980173 | 1430 | |
24caa93f GS |
1431 | if (res < 0) { |
1432 | /* CRT is buggy on sharenames, so make sure it really isn't. | |
1433 | * XXX using GetFileAttributesEx() will enable us to set | |
426c1a18 | 1434 | * sbuf->st_*time (but note that's not available on the |
24caa93f | 1435 | * Windows of 1995) */ |
8c56068e | 1436 | DWORD r = GetFileAttributesA(path); |
24caa93f | 1437 | if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) { |
426c1a18 | 1438 | /* sbuf may still contain old garbage since stat() failed */ |
c623ac67 | 1439 | Zero(sbuf, 1, Stat_t); |
426c1a18 | 1440 | sbuf->st_mode = S_IFDIR | S_IREAD; |
24caa93f GS |
1441 | errno = 0; |
1442 | if (!(r & FILE_ATTRIBUTE_READONLY)) | |
426c1a18 | 1443 | sbuf->st_mode |= S_IWRITE | S_IEXEC; |
24caa93f GS |
1444 | return 0; |
1445 | } | |
1446 | } | |
24caa93f | 1447 | else { |
e1dbac94 GS |
1448 | if (l == 3 && isALPHA(path[0]) && path[1] == ':' |
1449 | && (path[2] == '\\' || path[2] == '/')) | |
2293b0e9 AB |
1450 | { |
1451 | /* The drive can be inaccessible, some _stat()s are buggy */ | |
8c56068e | 1452 | if (!GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) { |
2293b0e9 AB |
1453 | errno = ENOENT; |
1454 | return -1; | |
1455 | } | |
1456 | } | |
44221b20 JD |
1457 | if (expect_dir && !S_ISDIR(sbuf->st_mode)) { |
1458 | errno = ENOTDIR; | |
1459 | return -1; | |
1460 | } | |
2293b0e9 | 1461 | #ifdef __BORLANDC__ |
426c1a18 GS |
1462 | if (S_ISDIR(sbuf->st_mode)) |
1463 | sbuf->st_mode |= S_IWRITE | S_IEXEC; | |
1464 | else if (S_ISREG(sbuf->st_mode)) { | |
d0650a05 | 1465 | int perms; |
67fbe06e GS |
1466 | if (l >= 4 && path[l-4] == '.') { |
1467 | const char *e = path + l - 3; | |
1468 | if (strnicmp(e,"exe",3) | |
1469 | && strnicmp(e,"bat",3) | |
1470 | && strnicmp(e,"com",3) | |
1471 | && (IsWin95() || strnicmp(e,"cmd",3))) | |
426c1a18 | 1472 | sbuf->st_mode &= ~S_IEXEC; |
67fbe06e | 1473 | else |
426c1a18 | 1474 | sbuf->st_mode |= S_IEXEC; |
67fbe06e GS |
1475 | } |
1476 | else | |
426c1a18 | 1477 | sbuf->st_mode &= ~S_IEXEC; |
d0650a05 GS |
1478 | /* Propagate permissions to _group_ and _others_ */ |
1479 | perms = sbuf->st_mode & (S_IREAD|S_IWRITE|S_IEXEC); | |
1480 | sbuf->st_mode |= (perms>>3) | (perms>>6); | |
67fbe06e | 1481 | } |
67fbe06e | 1482 | #endif |
2293b0e9 | 1483 | } |
67fbe06e | 1484 | return res; |
0a753a76 | 1485 | } |
1486 | ||
bb27e7b6 JH |
1487 | #define isSLASH(c) ((c) == '/' || (c) == '\\') |
1488 | #define SKIP_SLASHES(s) \ | |
1489 | STMT_START { \ | |
1490 | while (*(s) && isSLASH(*(s))) \ | |
1491 | ++(s); \ | |
1492 | } STMT_END | |
1493 | #define COPY_NONSLASHES(d,s) \ | |
1494 | STMT_START { \ | |
1495 | while (*(s) && !isSLASH(*(s))) \ | |
1496 | *(d)++ = *(s)++; \ | |
1497 | } STMT_END | |
1498 | ||
8ac9c18d GS |
1499 | /* Find the longname of a given path. path is destructively modified. |
1500 | * It should have space for at least MAX_PATH characters. */ | |
1501 | DllExport char * | |
1502 | win32_longpath(char *path) | |
1503 | { | |
1504 | WIN32_FIND_DATA fdata; | |
1505 | HANDLE fhand; | |
1506 | char tmpbuf[MAX_PATH+1]; | |
1507 | char *tmpstart = tmpbuf; | |
1508 | char *start = path; | |
1509 | char sep; | |
1510 | if (!path) | |
1511 | return Nullch; | |
1512 | ||
1513 | /* drive prefix */ | |
bb27e7b6 | 1514 | if (isALPHA(path[0]) && path[1] == ':') { |
8ac9c18d GS |
1515 | start = path + 2; |
1516 | *tmpstart++ = path[0]; | |
1517 | *tmpstart++ = ':'; | |
1518 | } | |
1519 | /* UNC prefix */ | |
bb27e7b6 | 1520 | else if (isSLASH(path[0]) && isSLASH(path[1])) { |
8ac9c18d | 1521 | start = path + 2; |
52fcf7ee GS |
1522 | *tmpstart++ = path[0]; |
1523 | *tmpstart++ = path[1]; | |
bb27e7b6 JH |
1524 | SKIP_SLASHES(start); |
1525 | COPY_NONSLASHES(tmpstart,start); /* copy machine name */ | |
8ac9c18d | 1526 | if (*start) { |
bb27e7b6 JH |
1527 | *tmpstart++ = *start++; |
1528 | SKIP_SLASHES(start); | |
1529 | COPY_NONSLASHES(tmpstart,start); /* copy share name */ | |
8ac9c18d GS |
1530 | } |
1531 | } | |
8ac9c18d | 1532 | *tmpstart = '\0'; |
bb27e7b6 JH |
1533 | while (*start) { |
1534 | /* copy initial slash, if any */ | |
1535 | if (isSLASH(*start)) { | |
1536 | *tmpstart++ = *start++; | |
1537 | *tmpstart = '\0'; | |
1538 | SKIP_SLASHES(start); | |
1539 | } | |
1540 | ||
1541 | /* FindFirstFile() expands "." and "..", so we need to pass | |
1542 | * those through unmolested */ | |
1543 | if (*start == '.' | |
1544 | && (!start[1] || isSLASH(start[1]) | |
1545 | || (start[1] == '.' && (!start[2] || isSLASH(start[2]))))) | |
1546 | { | |
1547 | COPY_NONSLASHES(tmpstart,start); /* copy "." or ".." */ | |
1548 | *tmpstart = '\0'; | |
1549 | continue; | |
1550 | } | |
1551 | ||
1552 | /* if this is the end, bust outta here */ | |
1553 | if (!*start) | |
1554 | break; | |
8ac9c18d | 1555 | |
bb27e7b6 JH |
1556 | /* now we're at a non-slash; walk up to next slash */ |
1557 | while (*start && !isSLASH(*start)) | |
8ac9c18d | 1558 | ++start; |
8ac9c18d GS |
1559 | |
1560 | /* stop and find full name of component */ | |
bb27e7b6 | 1561 | sep = *start; |
8ac9c18d GS |
1562 | *start = '\0'; |
1563 | fhand = FindFirstFile(path,&fdata); | |
bb27e7b6 | 1564 | *start = sep; |
8ac9c18d | 1565 | if (fhand != INVALID_HANDLE_VALUE) { |
bb27e7b6 JH |
1566 | STRLEN len = strlen(fdata.cFileName); |
1567 | if ((STRLEN)(tmpbuf + sizeof(tmpbuf) - tmpstart) > len) { | |
1568 | strcpy(tmpstart, fdata.cFileName); | |
1569 | tmpstart += len; | |
1570 | FindClose(fhand); | |
1571 | } | |
1572 | else { | |
1573 | FindClose(fhand); | |
1574 | errno = ERANGE; | |
1575 | return Nullch; | |
1576 | } | |
8ac9c18d GS |
1577 | } |
1578 | else { | |
1579 | /* failed a step, just return without side effects */ | |
bf49b057 | 1580 | /*PerlIO_printf(Perl_debug_log, "Failed to find %s\n", path);*/ |
bb27e7b6 | 1581 | errno = EINVAL; |
8ac9c18d GS |
1582 | return Nullch; |
1583 | } | |
1584 | } | |
1585 | strcpy(path,tmpbuf); | |
1586 | return path; | |
1587 | } | |
1588 | ||
0551aaa8 GS |
1589 | DllExport char * |
1590 | win32_getenv(const char *name) | |
1591 | { | |
acfe0abc | 1592 | dTHX; |
0551aaa8 | 1593 | DWORD needlen; |
51371543 | 1594 | SV *curitem = Nullsv; |
58a50f62 | 1595 | |
8c56068e | 1596 | needlen = GetEnvironmentVariableA(name,NULL,0); |
58a50f62 | 1597 | if (needlen != 0) { |
51371543 | 1598 | curitem = sv_2mortal(newSVpvn("", 0)); |
8c56068e JD |
1599 | do { |
1600 | SvGROW(curitem, needlen+1); | |
1601 | needlen = GetEnvironmentVariableA(name,SvPVX(curitem), | |
1602 | needlen); | |
1603 | } while (needlen >= SvLEN(curitem)); | |
1604 | SvCUR_set(curitem, needlen); | |
0551aaa8 | 1605 | } |
c934e9d4 | 1606 | else { |
7a5f8e82 | 1607 | /* allow any environment variables that begin with 'PERL' |
c934e9d4 | 1608 | to be stored in the registry */ |
51371543 | 1609 | if (strncmp(name, "PERL", 4) == 0) |
c5be433b | 1610 | (void)get_regstr(name, &curitem); |
c69f6586 | 1611 | } |
51371543 GS |
1612 | if (curitem && SvCUR(curitem)) |
1613 | return SvPVX(curitem); | |
58a50f62 | 1614 | |
51371543 | 1615 | return Nullch; |
0551aaa8 GS |
1616 | } |
1617 | ||
ac5c734f GS |
1618 | DllExport int |
1619 | win32_putenv(const char *name) | |
1620 | { | |
acfe0abc | 1621 | dTHX; |
ac5c734f GS |
1622 | char* curitem; |
1623 | char* val; | |
b813a9c7 | 1624 | int relval = -1; |
51371543 | 1625 | |
73c4f7a1 | 1626 | if (name) { |
8c56068e JD |
1627 | Newx(curitem,strlen(name)+1,char); |
1628 | strcpy(curitem, name); | |
1629 | val = strchr(curitem, '='); | |
1630 | if (val) { | |
1631 | /* The sane way to deal with the environment. | |
1632 | * Has these advantages over putenv() & co.: | |
1633 | * * enables us to store a truly empty value in the | |
1634 | * environment (like in UNIX). | |
1635 | * * we don't have to deal with RTL globals, bugs and leaks. | |
1636 | * * Much faster. | |
1637 | * Why you may want to enable USE_WIN32_RTL_ENV: | |
1638 | * * environ[] and RTL functions will not reflect changes, | |
1639 | * which might be an issue if extensions want to access | |
1640 | * the env. via RTL. This cuts both ways, since RTL will | |
1641 | * not see changes made by extensions that call the Win32 | |
1642 | * functions directly, either. | |
1643 | * GSAR 97-06-07 | |
1644 | */ | |
1645 | *val++ = '\0'; | |
1646 | if (SetEnvironmentVariableA(curitem, *val ? val : NULL)) | |
1647 | relval = 0; | |
1648 | } | |
1649 | Safefree(curitem); | |
ac5c734f GS |
1650 | } |
1651 | return relval; | |
1652 | } | |
1653 | ||
d55594ae | 1654 | static long |
2d7a9237 | 1655 | filetime_to_clock(PFILETIME ft) |
d55594ae | 1656 | { |
7766f137 GS |
1657 | __int64 qw = ft->dwHighDateTime; |
1658 | qw <<= 32; | |
1659 | qw |= ft->dwLowDateTime; | |
1660 | qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */ | |
1661 | return (long) qw; | |
d55594ae GS |
1662 | } |
1663 | ||
f3986ebb GS |
1664 | DllExport int |
1665 | win32_times(struct tms *timebuf) | |
0a753a76 | 1666 | { |
d55594ae GS |
1667 | FILETIME user; |
1668 | FILETIME kernel; | |
1669 | FILETIME dummy; | |
50ee8e5e | 1670 | clock_t process_time_so_far = clock(); |
3fadfdf1 | 1671 | if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy, |
d55594ae | 1672 | &kernel,&user)) { |
2d7a9237 GS |
1673 | timebuf->tms_utime = filetime_to_clock(&user); |
1674 | timebuf->tms_stime = filetime_to_clock(&kernel); | |
d55594ae GS |
1675 | timebuf->tms_cutime = 0; |
1676 | timebuf->tms_cstime = 0; | |
3fadfdf1 | 1677 | } else { |
d55594ae | 1678 | /* That failed - e.g. Win95 fallback to clock() */ |
50ee8e5e | 1679 | timebuf->tms_utime = process_time_so_far; |
d55594ae GS |
1680 | timebuf->tms_stime = 0; |
1681 | timebuf->tms_cutime = 0; | |
1682 | timebuf->tms_cstime = 0; | |
1683 | } | |
50ee8e5e | 1684 | return process_time_so_far; |
0a753a76 | 1685 | } |
1686 | ||
9c51cf4c | 1687 | /* fix utime() so it works on directories in NT */ |
ad0751ec GS |
1688 | static BOOL |
1689 | filetime_from_time(PFILETIME pFileTime, time_t Time) | |
1690 | { | |
9c51cf4c | 1691 | struct tm *pTM = localtime(&Time); |
ad0751ec | 1692 | SYSTEMTIME SystemTime; |
9c51cf4c | 1693 | FILETIME LocalTime; |
ad0751ec GS |
1694 | |
1695 | if (pTM == NULL) | |
1696 | return FALSE; | |
1697 | ||
1698 | SystemTime.wYear = pTM->tm_year + 1900; | |
1699 | SystemTime.wMonth = pTM->tm_mon + 1; | |
1700 | SystemTime.wDay = pTM->tm_mday; | |
1701 | SystemTime.wHour = pTM->tm_hour; | |
1702 | SystemTime.wMinute = pTM->tm_min; | |
1703 | SystemTime.wSecond = pTM->tm_sec; | |
1704 | SystemTime.wMilliseconds = 0; | |
1705 | ||
9c51cf4c GS |
1706 | return SystemTimeToFileTime(&SystemTime, &LocalTime) && |
1707 | LocalFileTimeToFileTime(&LocalTime, pFileTime); | |
ad0751ec GS |
1708 | } |
1709 | ||
1710 | DllExport int | |
7766f137 GS |
1711 | win32_unlink(const char *filename) |
1712 | { | |
acfe0abc | 1713 | dTHX; |
7766f137 GS |
1714 | int ret; |
1715 | DWORD attrs; | |
1716 | ||
8c56068e JD |
1717 | filename = PerlDir_mapA(filename); |
1718 | attrs = GetFileAttributesA(filename); | |
1719 | if (attrs == 0xFFFFFFFF) { | |
1720 | errno = ENOENT; | |
1721 | return -1; | |
7766f137 | 1722 | } |
8c56068e JD |
1723 | if (attrs & FILE_ATTRIBUTE_READONLY) { |
1724 | (void)SetFileAttributesA(filename, attrs & ~FILE_ATTRIBUTE_READONLY); | |
1725 | ret = unlink(filename); | |
1726 | if (ret == -1) | |
1727 | (void)SetFileAttributesA(filename, attrs); | |
7766f137 | 1728 | } |
8c56068e JD |
1729 | else |
1730 | ret = unlink(filename); | |
7766f137 GS |
1731 | return ret; |
1732 | } | |
1733 | ||
1734 | DllExport int | |
3b405fc5 | 1735 | win32_utime(const char *filename, struct utimbuf *times) |
ad0751ec | 1736 | { |
acfe0abc | 1737 | dTHX; |
ad0751ec GS |
1738 | HANDLE handle; |
1739 | FILETIME ftCreate; | |
1740 | FILETIME ftAccess; | |
1741 | FILETIME ftWrite; | |
1742 | struct utimbuf TimeBuffer; | |
7fac1903 | 1743 | int rc; |
8c56068e JD |
1744 | |
1745 | filename = PerlDir_mapA(filename); | |
1746 | rc = utime(filename, times); | |
1747 | ||
ad0751ec GS |
1748 | /* EACCES: path specifies directory or readonly file */ |
1749 | if (rc == 0 || errno != EACCES /* || !IsWinNT() */) | |
1750 | return rc; | |
1751 | ||
1752 | if (times == NULL) { | |
1753 | times = &TimeBuffer; | |
1754 | time(×->actime); | |
1755 | times->modtime = times->actime; | |
1756 | } | |
1757 | ||
1758 | /* This will (and should) still fail on readonly files */ | |
8c56068e JD |
1759 | handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE, |
1760 | FILE_SHARE_READ | FILE_SHARE_DELETE, NULL, | |
1761 | OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); | |
ad0751ec GS |
1762 | if (handle == INVALID_HANDLE_VALUE) |
1763 | return rc; | |
1764 | ||
1765 | if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) && | |
1766 | filetime_from_time(&ftAccess, times->actime) && | |
1767 | filetime_from_time(&ftWrite, times->modtime) && | |
1768 | SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite)) | |
1769 | { | |
1770 | rc = 0; | |
1771 | } | |
1772 | ||
1773 | CloseHandle(handle); | |
1774 | return rc; | |
1775 | } | |
1776 | ||
6e3b076d JH |
1777 | typedef union { |
1778 | unsigned __int64 ft_i64; | |
1779 | FILETIME ft_val; | |
1780 | } FT_t; | |
1781 | ||
1782 | #ifdef __GNUC__ | |
1783 | #define Const64(x) x##LL | |
1784 | #else | |
1785 | #define Const64(x) x##i64 | |
1786 | #endif | |
1787 | /* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */ | |
1788 | #define EPOCH_BIAS Const64(116444736000000000) | |
1789 | ||
57ab3dfe GS |
1790 | /* NOTE: This does not compute the timezone info (doing so can be expensive, |
1791 | * and appears to be unsupported even by glibc) */ | |
1792 | DllExport int | |
1793 | win32_gettimeofday(struct timeval *tp, void *not_used) | |
1794 | { | |
6e3b076d JH |
1795 | FT_t ft; |
1796 | ||
1797 | /* this returns time in 100-nanosecond units (i.e. tens of usecs) */ | |
1798 | GetSystemTimeAsFileTime(&ft.ft_val); | |
1799 | ||
1800 | /* seconds since epoch */ | |
1801 | tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(10000000)); | |
1802 | ||
1803 | /* microseconds remaining */ | |
1804 | tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(1000000)); | |
1805 | ||
1806 | return 0; | |
57ab3dfe GS |
1807 | } |
1808 | ||
2d7a9237 | 1809 | DllExport int |
b2af26b1 GS |
1810 | win32_uname(struct utsname *name) |
1811 | { | |
1812 | struct hostent *hep; | |
1813 | STRLEN nodemax = sizeof(name->nodename)-1; | |
b2af26b1 | 1814 | |
aeecf691 JD |
1815 | /* sysname */ |
1816 | switch (g_osver.dwPlatformId) { | |
1817 | case VER_PLATFORM_WIN32_WINDOWS: | |
1818 | strcpy(name->sysname, "Windows"); | |
1819 | break; | |
1820 | case VER_PLATFORM_WIN32_NT: | |
1821 | strcpy(name->sysname, "Windows NT"); | |
1822 | break; | |
1823 | case VER_PLATFORM_WIN32s: | |
1824 | strcpy(name->sysname, "Win32s"); | |
1825 | break; | |
1826 | default: | |
1827 | strcpy(name->sysname, "Win32 Unknown"); | |
1828 | break; | |
b2af26b1 | 1829 | } |
aeecf691 JD |
1830 | |
1831 | /* release */ | |
1832 | sprintf(name->release, "%d.%d", | |
1833 | g_osver.dwMajorVersion, g_osver.dwMinorVersion); | |
1834 | ||
1835 | /* version */ | |
1836 | sprintf(name->version, "Build %d", | |
1837 | g_osver.dwPlatformId == VER_PLATFORM_WIN32_NT | |
1838 | ? g_osver.dwBuildNumber : (g_osver.dwBuildNumber & 0xffff)); | |
1839 | if (g_osver.szCSDVersion[0]) { | |
1840 | char *buf = name->version + strlen(name->version); | |
1841 | sprintf(buf, " (%s)", g_osver.szCSDVersion); | |
b2af26b1 GS |
1842 | } |
1843 | ||
1844 | /* nodename */ | |
1845 | hep = win32_gethostbyname("localhost"); | |
1846 | if (hep) { | |
1847 | STRLEN len = strlen(hep->h_name); | |
1848 | if (len <= nodemax) { | |
1849 | strcpy(name->nodename, hep->h_name); | |
1850 | } | |
1851 | else { | |
1852 | strncpy(name->nodename, hep->h_name, nodemax); | |
1853 | name->nodename[nodemax] = '\0'; | |
1854 | } | |
1855 | } | |
1856 | else { | |
1857 | DWORD sz = nodemax; | |
1858 | if (!GetComputerName(name->nodename, &sz)) | |
1859 | *name->nodename = '\0'; | |
1860 | } | |
1861 | ||
1862 | /* machine (architecture) */ | |
1863 | { | |
1864 | SYSTEM_INFO info; | |
fe537c65 | 1865 | DWORD procarch; |
b2af26b1 GS |
1866 | char *arch; |
1867 | GetSystemInfo(&info); | |
a6c40364 | 1868 | |
6f24f39d JK |
1869 | #if (defined(__BORLANDC__)&&(__BORLANDC__<=0x520)) \ |
1870 | || (defined(__MINGW32__) && !defined(_ANONYMOUS_UNION)) | |
fe537c65 | 1871 | procarch = info.u.s.wProcessorArchitecture; |
a6c40364 | 1872 | #else |
fe537c65 | 1873 | procarch = info.wProcessorArchitecture; |
a6c40364 | 1874 | #endif |
fe537c65 | 1875 | switch (procarch) { |
b2af26b1 GS |
1876 | case PROCESSOR_ARCHITECTURE_INTEL: |
1877 | arch = "x86"; break; | |
1878 | case PROCESSOR_ARCHITECTURE_MIPS: | |
1879 | arch = "mips"; break; | |
1880 | case PROCESSOR_ARCHITECTURE_ALPHA: | |
1881 | arch = "alpha"; break; | |
1882 | case PROCESSOR_ARCHITECTURE_PPC: | |
1883 | arch = "ppc"; break; | |
fe537c65 GS |
1884 | #ifdef PROCESSOR_ARCHITECTURE_SHX |
1885 | case PROCESSOR_ARCHITECTURE_SHX: | |
1886 | arch = "shx"; break; | |
1887 | #endif | |
1888 | #ifdef PROCESSOR_ARCHITECTURE_ARM | |
1889 | case PROCESSOR_ARCHITECTURE_ARM: | |
1890 | arch = "arm"; break; | |
1891 | #endif | |
1892 | #ifdef PROCESSOR_ARCHITECTURE_IA64 | |
1893 | case PROCESSOR_ARCHITECTURE_IA64: | |
1894 | arch = "ia64"; break; | |
1895 | #endif | |
1896 | #ifdef PROCESSOR_ARCHITECTURE_ALPHA64 | |
1897 | case PROCESSOR_ARCHITECTURE_ALPHA64: | |
1898 | arch = "alpha64"; break; | |
1899 | #endif | |
1900 | #ifdef PROCESSOR_ARCHITECTURE_MSIL | |
1901 | case PROCESSOR_ARCHITECTURE_MSIL: | |
1902 | arch = "msil"; break; | |
1903 | #endif | |
1904 | #ifdef PROCESSOR_ARCHITECTURE_AMD64 | |
1905 | case PROCESSOR_ARCHITECTURE_AMD64: | |
1906 | arch = "amd64"; break; | |
1907 | #endif | |
1908 | #ifdef PROCESSOR_ARCHITECTURE_IA32_ON_WIN64 | |
1909 | case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64: | |
1910 | arch = "ia32-64"; break; | |
1911 | #endif | |
1912 | #ifdef PROCESSOR_ARCHITECTURE_UNKNOWN | |
1913 | case PROCESSOR_ARCHITECTURE_UNKNOWN: | |
b2af26b1 | 1914 | arch = "unknown"; break; |
fe537c65 GS |
1915 | #endif |
1916 | default: | |
1917 | sprintf(name->machine, "unknown(0x%x)", procarch); | |
1918 | arch = name->machine; | |
1919 | break; | |
b2af26b1 | 1920 | } |
fe537c65 GS |
1921 | if (name->machine != arch) |
1922 | strcpy(name->machine, arch); | |
b2af26b1 GS |
1923 | } |
1924 | return 0; | |
1925 | } | |
1926 | ||
8fb3fcfb NIS |
1927 | /* Timing related stuff */ |
1928 | ||
3fadfdf1 NIS |
1929 | int |
1930 | do_raise(pTHX_ int sig) | |
1931 | { | |
1932 | if (sig < SIG_SIZE) { | |
1933 | Sighandler_t handler = w32_sighandler[sig]; | |
1934 | if (handler == SIG_IGN) { | |
1935 | return 0; | |
1936 | } | |
1937 | else if (handler != SIG_DFL) { | |
1938 | (*handler)(sig); | |
1939 | return 0; | |
1940 | } | |
1941 | else { | |
1942 | /* Choose correct default behaviour */ | |
1943 | switch (sig) { | |
1944 | #ifdef SIGCLD | |
1945 | case SIGCLD: | |
1946 | #endif | |
1947 | #ifdef SIGCHLD | |
1948 | case SIGCHLD: | |
1949 | #endif | |
1950 | case 0: | |
1951 | return 0; | |
1952 | case SIGTERM: | |
1953 | default: | |
1954 | break; | |
1955 | } | |
1956 | } | |
1957 | } | |
1958 | /* Tell caller to exit thread/process as approriate */ | |
1959 | return 1; | |
1960 | } | |
1961 | ||
1962 | void | |
1963 | sig_terminate(pTHX_ int sig) | |
1964 | { | |
1965 | Perl_warn(aTHX_ "Terminating on signal SIG%s(%d)\n",PL_sig_name[sig], sig); | |
1966 | /* exit() seems to be safe, my_exit() or die() is a problem in ^C | |
1967 | thread | |
1968 | */ | |
1969 | exit(sig); | |
1970 | } | |
1971 | ||
8fb3fcfb NIS |
1972 | DllExport int |
1973 | win32_async_check(pTHX) | |
1974 | { | |
1975 | MSG msg; | |
aeecf691 JD |
1976 | HWND hwnd = w32_message_hwnd; |
1977 | ||
1978 | w32_poll_count = 0; | |
1979 | ||
c71e9bcc JD |
1980 | if (hwnd == INVALID_HANDLE_VALUE) { |
1981 | /* Call PeekMessage() to mark all pending messages in the queue as "old". | |
1982 | * This is necessary when we are being called by win32_msgwait() to | |
1983 | * make sure MsgWaitForMultipleObjects() stops reporting the same waiting | |
1984 | * message over and over. An example how this can happen is when | |
1985 | * Perl is calling win32_waitpid() inside a GUI application and the GUI | |
1986 | * is generating messages before the process terminated. | |
1987 | */ | |
1988 | PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE|PM_NOYIELD); | |
41ee5757 JD |
1989 | if (PL_sig_pending) |
1990 | despatch_signals(); | |
aeecf691 | 1991 | return 1; |
c71e9bcc | 1992 | } |
aeecf691 | 1993 | |
7e5f34c0 NIS |
1994 | /* Passing PeekMessage -1 as HWND (2nd arg) only get PostThreadMessage() messages |
1995 | * and ignores window messages - should co-exist better with windows apps e.g. Tk | |
3fadfdf1 | 1996 | */ |
aeecf691 JD |
1997 | if (hwnd == NULL) |
1998 | hwnd = (HWND)-1; | |
8fb3fcfb | 1999 | |
aeecf691 JD |
2000 | while (PeekMessage(&msg, hwnd, WM_TIMER, WM_TIMER, PM_REMOVE|PM_NOYIELD) || |
2001 | PeekMessage(&msg, hwnd, WM_USER_MIN, WM_USER_MAX, PM_REMOVE|PM_NOYIELD)) | |
2002 | { | |
2003 | switch (msg.message) { | |
2004 | #ifdef USE_ITHREADS | |
2005 | case WM_USER_MESSAGE: { | |
2006 | int child = find_pseudo_pid(msg.wParam); | |
2007 | if (child >= 0) | |
2008 | w32_pseudo_child_message_hwnds[child] = (HWND)msg.lParam; | |
2009 | break; | |
2010 | } | |
7e5f34c0 NIS |
2011 | #endif |
2012 | ||
aeecf691 JD |
2013 | case WM_USER_KILL: { |
2014 | /* We use WM_USER to fake kill() with other signals */ | |
2015 | int sig = msg.wParam; | |
2016 | if (do_raise(aTHX_ sig)) | |
2017 | sig_terminate(aTHX_ sig); | |
8fb3fcfb NIS |
2018 | break; |
2019 | } | |
3fadfdf1 | 2020 | |
8fb3fcfb NIS |
2021 | case WM_TIMER: { |
2022 | /* alarm() is a one-shot but SetTimer() repeats so kill it */ | |
26549e08 | 2023 | if (w32_timerid && w32_timerid==msg.wParam) { |
aeecf691 | 2024 | KillTimer(w32_message_hwnd, w32_timerid); |
3fadfdf1 | 2025 | w32_timerid=0; |
8fb3fcfb | 2026 | |
aeecf691 JD |
2027 | /* Now fake a call to signal handler */ |
2028 | if (do_raise(aTHX_ 14)) | |
2029 | sig_terminate(aTHX_ 14); | |
2030 | } | |
8fb3fcfb NIS |
2031 | break; |
2032 | } | |
aeecf691 | 2033 | } /* switch */ |
8fb3fcfb NIS |
2034 | } |
2035 | ||
7e5f34c0 | 2036 | /* Above or other stuff may have set a signal flag */ |
8fb3fcfb NIS |
2037 | if (PL_sig_pending) { |
2038 | despatch_signals(); | |
2039 | } | |
aeecf691 | 2040 | return 1; |
8fb3fcfb NIS |
2041 | } |
2042 | ||
089197fa GS |
2043 | /* This function will not return until the timeout has elapsed, or until |
2044 | * one of the handles is ready. */ | |
8fb3fcfb NIS |
2045 | DllExport DWORD |
2046 | win32_msgwait(pTHX_ DWORD count, LPHANDLE handles, DWORD timeout, LPDWORD resultp) | |
2047 | { | |
2048 | /* We may need several goes at this - so compute when we stop */ | |
2049 | DWORD ticks = 0; | |
2050 | if (timeout != INFINITE) { | |
2051 | ticks = GetTickCount(); | |
2052 | timeout += ticks; | |
2053 | } | |
2054 | while (1) { | |
2055 | DWORD result = MsgWaitForMultipleObjects(count,handles,FALSE,timeout-ticks, QS_ALLEVENTS); | |
2056 | if (resultp) | |
2057 | *resultp = result; | |
2058 | if (result == WAIT_TIMEOUT) { | |
3fadfdf1 NIS |
2059 | /* Ran out of time - explicit return of zero to avoid -ve if we |
2060 | have scheduling issues | |
2061 | */ | |
8fb3fcfb NIS |
2062 | return 0; |
2063 | } | |
2064 | if (timeout != INFINITE) { | |
2065 | ticks = GetTickCount(); | |
2066 | } | |
2067 | if (result == WAIT_OBJECT_0 + count) { | |
2068 | /* Message has arrived - check it */ | |
089197fa | 2069 | (void)win32_async_check(aTHX); |
8fb3fcfb NIS |
2070 | } |
2071 | else { | |
2072 | /* Not timeout or message - one of handles is ready */ | |
2073 | break; | |
2074 | } | |
2075 | } | |
2076 | /* compute time left to wait */ | |
2077 | ticks = timeout - ticks; | |
2078 | /* If we are past the end say zero */ | |
2079 | return (ticks > 0) ? ticks : 0; | |
2080 | } | |
2081 | ||
932b7487 RC |
2082 | int |
2083 | win32_internal_wait(int *status, DWORD timeout) | |
2084 | { | |
2085 | /* XXX this wait emulation only knows about processes | |
2086 | * spawned via win32_spawnvp(P_NOWAIT, ...). | |
2087 | */ | |
2088 | dTHX; | |
2089 | int i, retval; | |
2090 | DWORD exitcode, waitcode; | |
2091 | ||
2092 | #ifdef USE_ITHREADS | |
2093 | if (w32_num_pseudo_children) { | |
8fb3fcfb NIS |
2094 | win32_msgwait(aTHX_ w32_num_pseudo_children, w32_pseudo_child_handles, |
2095 | timeout, &waitcode); | |
932b7487 RC |
2096 | /* Time out here if there are no other children to wait for. */ |
2097 | if (waitcode == WAIT_TIMEOUT) { | |
2098 | if (!w32_num_children) { | |
2099 | return 0; | |
2100 | } | |
2101 | } | |
2102 | else if (waitcode != WAIT_FAILED) { | |
2103 | if (waitcode >= WAIT_ABANDONED_0 | |
2104 | && waitcode < WAIT_ABANDONED_0 + w32_num_pseudo_children) | |
2105 | i = waitcode - WAIT_ABANDONED_0; | |
2106 | else | |
2107 | i = waitcode - WAIT_OBJECT_0; | |
2108 | if (GetExitCodeThread(w32_pseudo_child_handles[i], &exitcode)) { | |
2109 | *status = (int)((exitcode & 0xff) << 8); | |
2110 | retval = (int)w32_pseudo_child_pids[i]; | |
2111 | remove_dead_pseudo_process(i); | |
2112 | return -retval; | |
2113 | } | |
2114 | } | |
2115 | } | |
2116 | #endif | |
2117 | ||
2118 | if (!w32_num_children) { | |
2119 | errno = ECHILD; | |
2120 | return -1; | |
2121 | } | |
2122 | ||
2123 | /* if a child exists, wait for it to die */ | |
8fb3fcfb | 2124 | win32_msgwait(aTHX_ w32_num_children, w32_child_handles, timeout, &waitcode); |
932b7487 RC |
2125 | if (waitcode == WAIT_TIMEOUT) { |
2126 | return 0; | |
2127 | } | |
2128 | if (waitcode != WAIT_FAILED) { | |
2129 | if (waitcode >= WAIT_ABANDONED_0 | |
2130 | && waitcode < WAIT_ABANDONED_0 + w32_num_children) | |
2131 | i = waitcode - WAIT_ABANDONED_0; | |
2132 | else | |
2133 | i = waitcode - WAIT_OBJECT_0; | |
2134 | if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) { | |
2135 | *status = (int)((exitcode & 0xff) << 8); | |
2136 | retval = (int)w32_child_pids[i]; | |
2137 | remove_dead_process(i); | |
2138 | return retval; | |
2139 | } | |
2140 | } | |
2141 | ||
932b7487 RC |
2142 | errno = GetLastError(); |
2143 | return -1; | |
2144 | } | |
2145 | ||
b2af26b1 | 2146 | DllExport int |
f55ee38a GS |
2147 | win32_waitpid(int pid, int *status, int flags) |
2148 | { | |
acfe0abc | 2149 | dTHX; |
922b1888 | 2150 | DWORD timeout = (flags & WNOHANG) ? 0 : INFINITE; |
0aaad0ff | 2151 | int retval = -1; |
c66b022d | 2152 | long child; |
7766f137 | 2153 | if (pid == -1) /* XXX threadid == 1 ? */ |
932b7487 | 2154 | return win32_internal_wait(status, timeout); |
7766f137 GS |
2155 | #ifdef USE_ITHREADS |
2156 | else if (pid < 0) { | |
c66b022d | 2157 | child = find_pseudo_pid(-pid); |
7766f137 GS |
2158 | if (child >= 0) { |
2159 | HANDLE hThread = w32_pseudo_child_handles[child]; | |
8fb3fcfb NIS |
2160 | DWORD waitcode; |
2161 | win32_msgwait(aTHX_ 1, &hThread, timeout, &waitcode); | |
2f67576d BC |
2162 | if (waitcode == WAIT_TIMEOUT) { |
2163 | return 0; | |
2164 | } | |
8fb3fcfb | 2165 | else if (waitcode == WAIT_OBJECT_0) { |
7766f137 GS |
2166 | if (GetExitCodeThread(hThread, &waitcode)) { |
2167 | *status = (int)((waitcode & 0xff) << 8); | |
2168 | retval = (int)w32_pseudo_child_pids[child]; | |
2169 | remove_dead_pseudo_process(child); | |
68a29c53 | 2170 | return -retval; |
7766f137 GS |
2171 | } |
2172 | } | |
2173 | else | |
2174 | errno = ECHILD; | |
2175 | } | |
922b1888 GS |
2176 | else if (IsWin95()) { |
2177 | pid = -pid; | |
2178 | goto alien_process; | |
2179 | } | |
7766f137 GS |
2180 | } |
2181 | #endif | |
f55ee38a | 2182 | else { |
922b1888 GS |
2183 | HANDLE hProcess; |
2184 | DWORD waitcode; | |
c66b022d | 2185 | child = find_pid(pid); |
0aaad0ff | 2186 | if (child >= 0) { |
922b1888 | 2187 | hProcess = w32_child_handles[child]; |
8fb3fcfb | 2188 | win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); |
a7867d0a GS |
2189 | if (waitcode == WAIT_TIMEOUT) { |
2190 | return 0; | |
2191 | } | |
8fb3fcfb | 2192 | else if (waitcode == WAIT_OBJECT_0) { |
922b1888 GS |
2193 | if (GetExitCodeProcess(hProcess, &waitcode)) { |
2194 | *status = (int)((waitcode & 0xff) << 8); | |
2195 | retval = (int)w32_child_pids[child]; | |
2196 | remove_dead_process(child); | |
2197 | return retval; | |
2198 | } | |
a7867d0a | 2199 | } |
0aaad0ff GS |
2200 | else |
2201 | errno = ECHILD; | |
2202 | } | |
2203 | else { | |
922b1888 GS |
2204 | alien_process: |
2205 | hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, | |
2206 | (IsWin95() ? -pid : pid)); | |
2207 | if (hProcess) { | |
8fb3fcfb | 2208 | win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); |
922b1888 | 2209 | if (waitcode == WAIT_TIMEOUT) { |
48db714f | 2210 | CloseHandle(hProcess); |
922b1888 GS |
2211 | return 0; |
2212 | } | |
8fb3fcfb | 2213 | else if (waitcode == WAIT_OBJECT_0) { |
922b1888 GS |
2214 | if (GetExitCodeProcess(hProcess, &waitcode)) { |
2215 | *status = (int)((waitcode & 0xff) << 8); | |
2216 | CloseHandle(hProcess); | |
2217 | return pid; | |
2218 | } | |
2219 | } | |
2220 | CloseHandle(hProcess); | |
2221 | } | |
2222 | else | |
2223 | errno = ECHILD; | |
0aaad0ff | 2224 | } |
f55ee38a | 2225 | } |
3fadfdf1 | 2226 | return retval >= 0 ? pid : retval; |
f55ee38a GS |
2227 | } |
2228 | ||
2229 | DllExport int | |
2d7a9237 GS |
2230 | win32_wait(int *status) |
2231 | { | |
932b7487 | 2232 | return win32_internal_wait(status, INFINITE); |
2d7a9237 | 2233 | } |
d55594ae | 2234 | |
8fb3fcfb NIS |
2235 | DllExport unsigned int |
2236 | win32_sleep(unsigned int t) | |
d55594ae | 2237 | { |
acfe0abc | 2238 | dTHX; |
8fb3fcfb NIS |
2239 | /* Win32 times are in ms so *1000 in and /1000 out */ |
2240 | return win32_msgwait(aTHX_ 0, NULL, t*1000, NULL)/1000; | |
d55594ae GS |
2241 | } |
2242 | ||
f3986ebb GS |
2243 | DllExport unsigned int |
2244 | win32_alarm(unsigned int sec) | |
0a753a76 | 2245 | { |
3fadfdf1 | 2246 | /* |
d55594ae | 2247 | * the 'obvious' implentation is SetTimer() with a callback |
3fadfdf1 NIS |
2248 | * which does whatever receiving SIGALRM would do |
2249 | * we cannot use SIGALRM even via raise() as it is not | |
d55594ae | 2250 | * one of the supported codes in <signal.h> |
3fadfdf1 | 2251 | */ |
acfe0abc | 2252 | dTHX; |
aeecf691 JD |
2253 | |
2254 | if (w32_message_hwnd == INVALID_HANDLE_VALUE) | |
2255 | w32_message_hwnd = win32_create_message_window(); | |
2256 | ||
8fb3fcfb | 2257 | if (sec) { |
aeecf691 JD |
2258 | if (w32_message_hwnd == NULL) |
2259 | w32_timerid = SetTimer(NULL, w32_timerid, sec*1000, NULL); | |
2260 | else { | |
2261 | w32_timerid = 1; | |
2262 | SetTimer(w32_message_hwnd, w32_timerid, sec*1000, NULL); | |
2263 | } | |
8fb3fcfb NIS |
2264 | } |
2265 | else { | |
2266 | if (w32_timerid) { | |
aeecf691 JD |
2267 | KillTimer(w32_message_hwnd, w32_timerid); |
2268 | w32_timerid = 0; | |
8fb3fcfb | 2269 | } |
3fadfdf1 | 2270 | } |
afe91769 | 2271 | return 0; |
0a753a76 | 2272 | } |
2273 | ||
26618a56 | 2274 | #ifdef HAVE_DES_FCRYPT |
2d77217b | 2275 | extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf); |
ff95b63e | 2276 | #endif |
26618a56 GS |
2277 | |
2278 | DllExport char * | |
2279 | win32_crypt(const char *txt, const char *salt) | |
2280 | { | |
acfe0abc | 2281 | dTHX; |
ff95b63e | 2282 | #ifdef HAVE_DES_FCRYPT |
3352bfcb | 2283 | return des_fcrypt(txt, salt, w32_crypt_buffer); |
ff95b63e | 2284 | #else |
25dbdbbc | 2285 | Perl_croak(aTHX_ "The crypt() function is unimplemented due to excessive paranoia."); |
b8957cf1 | 2286 | return Nullch; |
ff95b63e | 2287 | #endif |
26618a56 | 2288 | } |
26618a56 | 2289 | |
9e5f57de | 2290 | #ifdef USE_FIXED_OSFHANDLE |
390b85e7 GS |
2291 | |
2292 | #define FOPEN 0x01 /* file handle open */ | |
b181b6fb | 2293 | #define FNOINHERIT 0x10 /* file handle opened O_NOINHERIT */ |
390b85e7 GS |
2294 | #define FAPPEND 0x20 /* file handle opened O_APPEND */ |
2295 | #define FDEV 0x40 /* file handle refers to device */ | |
2296 | #define FTEXT 0x80 /* file handle is in text mode */ | |
2297 | ||
390b85e7 | 2298 | /*** |
c623ac67 | 2299 | *int my_open_osfhandle(intptr_t osfhandle, int flags) - open C Runtime file handle |
390b85e7 GS |
2300 | * |
2301 | *Purpose: | |
2302 | * This function allocates a free C Runtime file handle and associates | |
2303 | * it with the Win32 HANDLE specified by the first parameter. This is a | |
9e5f57de GS |
2304 | * temperary fix for WIN95's brain damage GetFileType() error on socket |
2305 | * we just bypass that call for socket | |
2306 | * | |
2307 | * This works with MSVC++ 4.0+ or GCC/Mingw32 | |
390b85e7 GS |
2308 | * |
2309 | *Entry: | |
c623ac67 | 2310 | * intptr_t osfhandle - Win32 HANDLE to associate with C Runtime file handle. |
390b85e7 GS |
2311 | * int flags - flags to associate with C Runtime file handle. |
2312 | * | |
2313 | *Exit: | |
2314 | * returns index of entry in fh, if successful | |
2315 | * return -1, if no free entry is found | |
2316 | * | |
2317 | *Exceptions: | |
2318 | * | |
2319 | *******************************************************************************/ | |
2320 | ||
9e5f57de GS |
2321 | /* |
2322 | * we fake up some parts of the CRT that aren't exported by MSVCRT.dll | |
2323 | * this lets sockets work on Win9X with GCC and should fix the problems | |
2324 | * with perl95.exe | |
2325 | * -- BKS, 1-23-2000 | |
2326 | */ | |
2327 | ||
9e5f57de GS |
2328 | /* create an ioinfo entry, kill its handle, and steal the entry */ |
2329 | ||
b181b6fb GS |
2330 | static int |
2331 | _alloc_osfhnd(void) | |
9e5f57de GS |
2332 | { |
2333 | HANDLE hF = CreateFile("NUL", 0, 0, NULL, OPEN_ALWAYS, 0, NULL); | |
c623ac67 | 2334 | int fh = _open_osfhandle((intptr_t)hF, 0); |
9e5f57de GS |
2335 | CloseHandle(hF); |
2336 | if (fh == -1) | |
2337 | return fh; | |
2338 | EnterCriticalSection(&(_pioinfo(fh)->lock)); | |
2339 | return fh; | |
2340 | } | |
2341 | ||
390b85e7 | 2342 | static int |
c623ac67 | 2343 | my_open_osfhandle(intptr_t osfhandle, int flags) |
390b85e7 GS |
2344 | { |
2345 | int fh; | |
2346 | char fileflags; /* _osfile flags */ | |
2347 | ||
2348 | /* copy relevant flags from second parameter */ | |
2349 | fileflags = FDEV; | |
2350 | ||
9404a519 | 2351 | if (flags & O_APPEND) |
390b85e7 GS |
2352 | fileflags |= FAPPEND; |
2353 | ||
9404a519 | 2354 | if (flags & O_TEXT) |
390b85e7 GS |
2355 | fileflags |= FTEXT; |
2356 | ||
b181b6fb GS |
2357 | if (flags & O_NOINHERIT) |
2358 | fileflags |= FNOINHERIT; | |
2359 | ||
390b85e7 | 2360 | /* attempt to allocate a C Runtime file handle */ |
9404a519 | 2361 | if ((fh = _alloc_osfhnd()) == -1) { |
390b85e7 GS |
2362 | errno = EMFILE; /* too many open files */ |
2363 | _doserrno = 0L; /* not an OS error */ | |
2364 | return -1; /* return error to caller */ | |
2365 | } | |
2366 | ||
2367 | /* the file is open. now, set the info in _osfhnd array */ | |
2368 | _set_osfhnd(fh, osfhandle); | |
2369 | ||
2370 | fileflags |= FOPEN; /* mark as open */ | |
2371 | ||
390b85e7 | 2372 | _osfile(fh) = fileflags; /* set osfile entry */ |
dd8f4818 | 2373 | LeaveCriticalSection(&_pioinfo(fh)->lock); |
390b85e7 GS |
2374 | |
2375 | return fh; /* return handle */ | |
2376 | } | |
2377 | ||
f3986ebb | 2378 | #endif /* USE_FIXED_OSFHANDLE */ |
390b85e7 GS |
2379 | |
2380 | /* simulate flock by locking a range on the file */ | |
2381 | ||
2382 | #define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError())) | |
2383 | #define LK_LEN 0xffff0000 | |
2384 | ||
f3986ebb GS |
2385 | DllExport int |
2386 | win32_flock(int fd, int oper) | |
390b85e7 GS |
2387 | { |
2388 | OVERLAPPED o; | |
2389 | int i = -1; | |
2390 | HANDLE fh; | |
2391 | ||
f3986ebb | 2392 | if (!IsWinNT()) { |
acfe0abc | 2393 | dTHX; |
4f63d024 | 2394 | Perl_croak_nocontext("flock() unimplemented on this platform"); |
f3986ebb GS |
2395 | return -1; |
2396 | } | |
390b85e7 GS |
2397 | fh = (HANDLE)_get_osfhandle(fd); |
2398 | memset(&o, 0, sizeof(o)); | |
2399 | ||
2400 | switch(oper) { | |
2401 | case LOCK_SH: /* shared lock */ | |
2402 | LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, 0, &o),i); | |
2403 | break; | |
2404 | case LOCK_EX: /* exclusive lock */ | |
2405 | LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o),i); | |
2406 | break; | |
2407 | case LOCK_SH|LOCK_NB: /* non-blocking shared lock */ | |
2408 | LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o),i); | |
2409 | break; | |
2410 | case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */ | |
2411 | LK_ERR(LockFileEx(fh, | |
2412 | LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY, | |
2413 | 0, LK_LEN, 0, &o),i); | |
2414 | break; | |
2415 | case LOCK_UN: /* unlock lock */ | |
2416 | LK_ERR(UnlockFileEx(fh, 0, LK_LEN, 0, &o),i); | |
2417 | break; | |
2418 | default: /* unknown */ | |
2419 | errno = EINVAL; | |
2420 | break; | |
2421 | } | |
2422 | return i; | |
2423 | } | |
2424 | ||
2425 | #undef LK_ERR | |
2426 | #undef LK_LEN | |
2427 | ||
68dc0745 | 2428 | /* |
2429 | * redirected io subsystem for all XS modules | |
2430 | * | |
2431 | */ | |
0a753a76 | 2432 | |
68dc0745 | 2433 | DllExport int * |
2434 | win32_errno(void) | |
0a753a76 | 2435 | { |
390b85e7 | 2436 | return (&errno); |
0a753a76 | 2437 | } |
2438 | ||
dcb2879a GS |
2439 | DllExport char *** |
2440 | win32_environ(void) | |
2441 | { | |
390b85e7 | 2442 | return (&(_environ)); |
dcb2879a GS |
2443 | } |
2444 | ||
68dc0745 | 2445 | /* the rest are the remapped stdio routines */ |
2446 | DllExport FILE * | |
2447 | win32_stderr(void) | |
0a753a76 | 2448 | { |
390b85e7 | 2449 | return (stderr); |
0a753a76 | 2450 | } |
2451 | ||
68dc0745 | 2452 | DllExport FILE * |
2453 | win32_stdin(void) | |
0a753a76 | 2454 | { |
390b85e7 | 2455 | return (stdin); |
0a753a76 | 2456 | } |
2457 | ||
68dc0745 | 2458 | DllExport FILE * |
2459 | win32_stdout() | |
0a753a76 | 2460 | { |
390b85e7 | 2461 | return (stdout); |
0a753a76 | 2462 | } |
2463 | ||
68dc0745 | 2464 | DllExport int |
2465 | win32_ferror(FILE *fp) | |
0a753a76 | 2466 | { |
390b85e7 | 2467 | return (ferror(fp)); |
0a753a76 | 2468 | } |
2469 | ||
2470 | ||
68dc0745 | 2471 | DllExport int |
2472 | win32_feof(FILE *fp) | |
0a753a76 | 2473 | { |
390b85e7 | 2474 | return (feof(fp)); |
0a753a76 | 2475 | } |
2476 | ||
68dc0745 | 2477 | /* |
3fadfdf1 | 2478 | * Since the errors returned by the socket error function |
68dc0745 | 2479 | * WSAGetLastError() are not known by the library routine strerror |
2480 | * we have to roll our own. | |
2481 | */ | |
0a753a76 | 2482 | |
68dc0745 | 2483 | DllExport char * |
3fadfdf1 | 2484 | win32_strerror(int e) |
0a753a76 | 2485 | { |
6f24f39d | 2486 | #if !defined __BORLANDC__ && !defined __MINGW32__ /* compiler intolerance */ |
68dc0745 | 2487 | extern int sys_nerr; |
3e3baf6d | 2488 | #endif |
68dc0745 | 2489 | DWORD source = 0; |
0a753a76 | 2490 | |
9404a519 | 2491 | if (e < 0 || e > sys_nerr) { |
acfe0abc | 2492 | dTHX; |
9404a519 | 2493 | if (e < 0) |
68dc0745 | 2494 | e = GetLastError(); |
0a753a76 | 2495 | |
9404a519 | 2496 | if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0, |
3352bfcb | 2497 | w32_strerror_buffer, |
3fadfdf1 | 2498 | sizeof(w32_strerror_buffer), NULL) == 0) |
3352bfcb | 2499 | strcpy(w32_strerror_buffer, "Unknown Error"); |
0a753a76 | 2500 | |
3352bfcb | 2501 | return w32_strerror_buffer; |
68dc0745 | 2502 | } |
390b85e7 | 2503 | return strerror(e); |
0a753a76 | 2504 | } |
2505 | ||
22fae026 | 2506 | DllExport void |
c5be433b | 2507 | win32_str_os_error(void *sv, DWORD dwErr) |
22fae026 TM |
2508 | { |
2509 | DWORD dwLen; | |
2510 | char *sMsg; | |
2511 | dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | |
2512 | |FORMAT_MESSAGE_IGNORE_INSERTS | |
2513 | |FORMAT_MESSAGE_FROM_SYSTEM, NULL, | |
2514 | dwErr, 0, (char *)&sMsg, 1, NULL); | |
2ce77adf | 2515 | /* strip trailing whitespace and period */ |
22fae026 | 2516 | if (0 < dwLen) { |
2ce77adf GS |
2517 | do { |
2518 | --dwLen; /* dwLen doesn't include trailing null */ | |
2519 | } while (0 < dwLen && isSPACE(sMsg[dwLen])); | |
22fae026 TM |
2520 | if ('.' != sMsg[dwLen]) |
2521 | dwLen++; | |
2ce77adf | 2522 | sMsg[dwLen] = '\0'; |
22fae026 TM |
2523 | } |
2524 | if (0 == dwLen) { | |
c69f6586 | 2525 | sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/); |
db7c17d7 GS |
2526 | if (sMsg) |
2527 | dwLen = sprintf(sMsg, | |
2528 | "Unknown error #0x%lX (lookup 0x%lX)", | |
2529 | dwErr, GetLastError()); | |
2530 | } | |
2531 | if (sMsg) { | |
acfe0abc | 2532 | dTHX; |
db7c17d7 GS |
2533 | sv_setpvn((SV*)sv, sMsg, dwLen); |
2534 | LocalFree(sMsg); | |
22fae026 | 2535 | } |
22fae026 TM |
2536 | } |
2537 | ||
68dc0745 | 2538 | DllExport int |
2539 | win32_fprintf(FILE *fp, const char *format, ...) | |
0a753a76 | 2540 | { |
68dc0745 | 2541 | va_list marker; |
2542 | va_start(marker, format); /* Initialize variable arguments. */ | |
0a753a76 | 2543 | |
390b85e7 | 2544 | return (vfprintf(fp, format, marker)); |
0a753a76 | 2545 | } |
2546 | ||
68dc0745 | 2547 | DllExport int |
2548 | win32_printf(const char *format, ...) | |
0a753a76 | 2549 | { |
68dc0745 | 2550 | va_list marker; |
2551 | va_start(marker, format); /* Initialize variable arguments. */ | |
0a753a76 | 2552 | |
390b85e7 | 2553 | return (vprintf(format, marker)); |
0a753a76 | 2554 | } |
2555 | ||
68dc0745 | 2556 | DllExport int |
2557 | win32_vfprintf(FILE *fp, const char *format, va_list args) | |
0a753a76 | 2558 | { |
390b85e7 | 2559 | return (vfprintf(fp, format, args)); |
0a753a76 | 2560 | } |
2561 | ||
96e4d5b1 | 2562 | DllExport int |
2563 | win32_vprintf(const char *format, va_list args) | |
2564 | { | |
390b85e7 | 2565 | return (vprintf(format, args)); |
96e4d5b1 | 2566 | } |
2567 | ||
68dc0745 | 2568 | DllExport size_t |
2569 | win32_fread(void *buf, size_t size, size_t count, FILE *fp) | |
0a753a76 | 2570 | { |
390b85e7 | 2571 | return fread(buf, size, count, fp); |
0a753a76 | 2572 | } |
2573 | ||
68dc0745 | 2574 | DllExport size_t |
2575 | win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp) | |
0a753a76 | 2576 | { |
390b85e7 | 2577 | return fwrite(buf, size, count, fp); |
0a753a76 | 2578 | } |
2579 | ||
7fac1903 GS |
2580 | #define MODE_SIZE 10 |
2581 | ||
68dc0745 | 2582 | DllExport FILE * |
2583 | win32_fopen(const char *filename, const char *mode) | |
0a753a76 | 2584 | { |
acfe0abc | 2585 | dTHX; |
1c5905c2 | 2586 | FILE *f; |
3fadfdf1 | 2587 | |
c5be433b GS |
2588 | if (!*filename) |
2589 | return NULL; | |
2590 | ||
68dc0745 | 2591 | if (stricmp(filename, "/dev/null")==0) |
7fac1903 GS |
2592 | filename = "NUL"; |
2593 | ||
8c56068e | 2594 | f = fopen(PerlDir_mapA(filename), mode); |
1c5905c2 GS |
2595 | /* avoid buffering headaches for child processes */ |
2596 | if (f && *mode == 'a') | |
2597 | win32_fseek(f, 0, SEEK_END); | |
2598 | return f; | |
0a753a76 | 2599 | } |
2600 | ||
f3986ebb GS |
2601 | #ifndef USE_SOCKETS_AS_HANDLES |
2602 | #undef fdopen | |
2603 | #define fdopen my_fdopen | |
2604 | #endif | |
2605 | ||
68dc0745 | 2606 | DllExport FILE * |
7fac1903 | 2607 | win32_fdopen(int handle, const char *mode) |
0a753a76 | 2608 | { |
acfe0abc | 2609 | dTHX; |
1c5905c2 | 2610 | FILE *f; |
8c56068e | 2611 | f = fdopen(handle, (char *) mode); |
1c5905c2 GS |
2612 | /* avoid buffering headaches for child processes */ |
2613 | if (f && *mode == 'a') | |
2614 | win32_fseek(f, 0, SEEK_END); | |
2615 | return f; | |
0a753a76 | 2616 | } |
2617 | ||
68dc0745 | 2618 | DllExport FILE * |
7fac1903 | 2619 | win32_freopen(const char *path, const char *mode, FILE *stream) |
0a753a76 | 2620 | { |
acfe0abc | 2621 | dTHX; |
68dc0745 | 2622 | if (stricmp(path, "/dev/null")==0) |
7fac1903 GS |
2623 | path = "NUL"; |
2624 | ||
7766f137 | 2625 | return freopen(PerlDir_mapA(path), mode, stream); |
0a753a76 | 2626 | } |
2627 | ||
68dc0745 | 2628 | DllExport int |
2629 | win32_fclose(FILE *pf) | |
0a753a76 | 2630 | { |
f3986ebb | 2631 | return my_fclose(pf); /* defined in win32sck.c */ |
0a753a76 | 2632 | } |
2633 | ||
68dc0745 | 2634 | DllExport int |
2635 | win32_fputs(const char *s,FILE *pf) | |
0a753a76 | 2636 | { |
390b85e7 | 2637 | return fputs(s, pf); |
0a753a76 | 2638 | } |
2639 | ||
68dc0745 | 2640 | DllExport int |
2641 | win32_fputc(int c,FILE *pf) | |
0a753a76 | 2642 | { |
390b85e7 | 2643 | return fputc(c,pf); |
0a753a76 | 2644 | } |
2645 | ||
68dc0745 | 2646 | DllExport int |
2647 | win32_ungetc(int c,FILE *pf) | |
0a753a76 | 2648 | { |
390b85e7 | 2649 | return ungetc(c,pf); |
0a753a76 | 2650 | } |
2651 | ||
68dc0745 | 2652 | DllExport int |
2653 | win32_getc(FILE *pf) | |
0a753a76 | 2654 | { |
390b85e7 | 2655 | return getc(pf); |
0a753a76 | 2656 | } |
2657 | ||
68dc0745 | 2658 | DllExport int |
2659 | win32_fileno(FILE *pf) | |
0a753a76 | 2660 | { |
390b85e7 | 2661 | return fileno(pf); |
0a753a76 | 2662 | } |
2663 | ||
68dc0745 | 2664 | DllExport void |
2665 | win32_clearerr(FILE *pf) | |
0a753a76 | 2666 | { |
390b85e7 | 2667 | clearerr(pf); |
68dc0745 | 2668 | return; |
0a753a76 | 2669 | } |
2670 | ||
68dc0745 | 2671 | DllExport int |
2672 | win32_fflush(FILE *pf) | |
0a753a76 | 2673 | { |
390b85e7 | 2674 | return fflush(pf); |
0a753a76 | 2675 | } |
2676 | ||
c623ac67 | 2677 | DllExport Off_t |
68dc0745 | 2678 | win32_ftell(FILE *pf) |
0a753a76 | 2679 | { |
c623ac67 | 2680 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
56460430 | 2681 | #if defined(__BORLANDC__) /* buk */ |
a810272a NS |
2682 | return win32_tell( fileno( pf ) ); |
2683 | #else | |
c623ac67 GS |
2684 | fpos_t pos; |
2685 | if (fgetpos(pf, &pos)) | |
2686 | return -1; | |
2687 | return (Off_t)pos; | |
a810272a | 2688 | #endif |
c623ac67 | 2689 | #else |
390b85e7 | 2690 | return ftell(pf); |
c623ac67 | 2691 | #endif |
0a753a76 | 2692 | } |
2693 | ||
68dc0745 | 2694 | DllExport int |
c623ac67 | 2695 | win32_fseek(FILE *pf, Off_t offset,int origin) |
0a753a76 | 2696 | { |
c623ac67 | 2697 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
a810272a NS |
2698 | #if defined(__BORLANDC__) /* buk */ |
2699 | return win32_lseek( | |
2700 | fileno(pf), | |
2701 | offset, | |
2702 | origin | |
2703 | ); | |
2704 | #else | |
c623ac67 GS |
2705 | fpos_t pos; |
2706 | switch (origin) { | |
2707 | case SEEK_CUR: | |
2708 | if (fgetpos(pf, &pos)) | |
2709 | return -1; | |
2710 | offset += pos; | |
2711 | break; | |
2712 | case SEEK_END: | |
2713 | fseek(pf, 0, SEEK_END); | |
2714 | pos = _telli64(fileno(pf)); | |
2715 | offset += pos; | |
2716 | break; | |
2717 | case SEEK_SET: | |
2718 | break; | |
2719 | default: | |
2720 | errno = EINVAL; | |
2721 | return -1; | |
2722 | } | |
2723 | return fsetpos(pf, &offset); | |
a810272a | 2724 | #endif |
c623ac67 | 2725 | #else |
8859a7a0 | 2726 | return fseek(pf, (long)offset, origin); |
c623ac67 | 2727 | #endif |
0a753a76 | 2728 | } |
2729 | ||
68dc0745 | 2730 | DllExport int |
2731 | win32_fgetpos(FILE *pf,fpos_t *p) | |
0a753a76 | 2732 | { |
a810272a NS |
2733 | #if defined(__BORLANDC__) && defined(USE_LARGE_FILES) /* buk */ |
2734 | if( win32_tell(fileno(pf)) == -1L ) { | |
2735 | errno = EBADF; | |
2736 | return -1; | |
2737 | } | |
2738 | return 0; | |
2739 | #else | |
390b85e7 | 2740 | return fgetpos(pf, p); |
a810272a | 2741 | #endif |
0a753a76 | 2742 | } |
2743 | ||
68dc0745 | 2744 | DllExport int |
2745 | win32_fsetpos(FILE *pf,const fpos_t *p) | |
0a753a76 | 2746 | { |
a810272a NS |
2747 | #if defined(__BORLANDC__) && defined(USE_LARGE_FILES) /* buk */ |
2748 | return win32_lseek(fileno(pf), *p, SEEK_CUR); | |
2749 | #else | |
390b85e7 | 2750 | return fsetpos(pf, p); |
a810272a | 2751 | #endif |
0a753a76 | 2752 | } |
2753 | ||
68dc0745 | 2754 | DllExport void |
2755 | win32_rewind(FILE *pf) | |
0a753a76 | 2756 | { |
390b85e7 | 2757 | rewind(pf); |
68dc0745 | 2758 | return; |
0a753a76 | 2759 | } |
2760 | ||
2941a2e1 JH |
2761 | DllExport int |
2762 | win32_tmpfd(void) | |
0a753a76 | 2763 | { |
b3122bc4 JH |
2764 | dTHX; |
2765 | char prefix[MAX_PATH+1]; | |
2766 | char filename[MAX_PATH+1]; | |
2767 | DWORD len = GetTempPath(MAX_PATH, prefix); | |
2768 | if (len && len < MAX_PATH) { | |
2769 | if (GetTempFileName(prefix, "plx", 0, filename)) { | |
2770 | HANDLE fh = CreateFile(filename, | |
2771 | DELETE | GENERIC_READ | GENERIC_WRITE, | |
2772 | 0, | |
2773 | NULL, | |
2774 | CREATE_ALWAYS, | |
2775 | FILE_ATTRIBUTE_NORMAL | |
2776 | | FILE_FLAG_DELETE_ON_CLOSE, | |
2777 | NULL); | |
2778 | if (fh != INVALID_HANDLE_VALUE) { | |
c623ac67 | 2779 | int fd = win32_open_osfhandle((intptr_t)fh, 0); |
b3122bc4 | 2780 | if (fd >= 0) { |
a051bdb4 VK |
2781 | #if defined(__BORLANDC__) |
2782 | setmode(fd,O_BINARY); | |
2783 | #endif | |
b3122bc4 JH |
2784 | DEBUG_p(PerlIO_printf(Perl_debug_log, |
2785 | "Created tmpfile=%s\n",filename)); | |
2941a2e1 | 2786 | return fd; |
b3122bc4 JH |
2787 | } |
2788 | } | |
2789 | } | |
2790 | } | |
2941a2e1 JH |
2791 | return -1; |
2792 | } | |
2793 | ||
2794 | DllExport FILE* | |
2795 | win32_tmpfile(void) | |
2796 | { | |
2797 | int fd = win32_tmpfd(); | |
2798 | if (fd >= 0) | |
2799 | return win32_fdopen(fd, "w+b"); | |
b3122bc4 | 2800 | return NULL; |
0a753a76 | 2801 | } |
2802 | ||
68dc0745 | 2803 | DllExport void |
2804 | win32_abort(void) | |
0a753a76 | 2805 | { |
390b85e7 | 2806 | abort(); |
68dc0745 | 2807 | return; |
0a753a76 | 2808 | } |
2809 | ||
68dc0745 | 2810 | DllExport int |
c623ac67 | 2811 | win32_fstat(int fd, Stat_t *sbufptr) |
0a753a76 | 2812 | { |
2a07f407 VK |
2813 | #ifdef __BORLANDC__ |
2814 | /* A file designated by filehandle is not shown as accessible | |
2815 | * for write operations, probably because it is opened for reading. | |
2816 | * --Vadim Konovalov | |
3fadfdf1 | 2817 | */ |
2a07f407 | 2818 | BY_HANDLE_FILE_INFORMATION bhfi; |
bda6ed21 PM |
2819 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
2820 | /* Borland 5.5.1 has a 64-bit stat, but only a 32-bit fstat */ | |
2821 | struct stat tmp; | |
2822 | int rc = fstat(fd,&tmp); | |
2823 | ||
2824 | sbufptr->st_dev = tmp.st_dev; | |
2825 | sbufptr->st_ino = tmp.st_ino; | |
2826 | sbufptr->st_mode = tmp.st_mode; | |
2827 | sbufptr->st_nlink = tmp.st_nlink; | |
2828 | sbufptr->st_uid = tmp.st_uid; | |
2829 | sbufptr->st_gid = tmp.st_gid; | |
2830 | sbufptr->st_rdev = tmp.st_rdev; | |
2831 | sbufptr->st_size = tmp.st_size; | |
2832 | sbufptr->st_atime = tmp.st_atime; | |
2833 | sbufptr->st_mtime = tmp.st_mtime; | |
2834 | sbufptr->st_ctime = tmp.st_ctime; | |
2835 | #else | |
2836 | int rc = fstat(fd,sbufptr); | |
2837 | #endif | |
2838 | ||
2a07f407 | 2839 | if (GetFileInformationByHandle((HANDLE)_get_osfhandle(fd), &bhfi)) { |
bda6ed21 PM |
2840 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
2841 | sbufptr->st_size = (bhfi.nFileSizeHigh << 32) + bhfi.nFileSizeLow ; | |
2842 | #endif | |
2a07f407 VK |
2843 | sbufptr->st_mode &= 0xFE00; |
2844 | if (bhfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY) | |
2845 | sbufptr->st_mode |= (S_IREAD + (S_IREAD >> 3) + (S_IREAD >> 6)); | |
2846 | else | |
2847 | sbufptr->st_mode |= ((S_IREAD|S_IWRITE) + ((S_IREAD|S_IWRITE) >> 3) | |
2848 | + ((S_IREAD|S_IWRITE) >> 6)); | |
2849 | } | |
2850 | return rc; | |
2851 | #else | |
ed59ec62 | 2852 | return my_fstat(fd,sbufptr); |
2a07f407 | 2853 | #endif |
0a753a76 | 2854 | } |
2855 | ||
68dc0745 | 2856 | DllExport int |
2857 | win32_pipe(int *pfd, unsigned int size, int mode) | |
0a753a76 | 2858 | { |
390b85e7 | 2859 | return _pipe(pfd, size, mode); |
0a753a76 | 2860 | } |
2861 | ||
8c0134a8 NIS |
2862 | DllExport PerlIO* |
2863 | win32_popenlist(const char *mode, IV narg, SV **args) | |
2864 | { | |
2865 | dTHX; | |
2866 | Perl_croak(aTHX_ "List form of pipe open not implemented"); | |
2867 | return NULL; | |
2868 | } | |
2869 | ||
50892819 GS |
2870 | /* |
2871 | * a popen() clone that respects PERL5SHELL | |
00b02797 JH |
2872 | * |
2873 | * changed to return PerlIO* rather than FILE * by BKS, 11-11-2000 | |
50892819 GS |
2874 | */ |
2875 | ||
00b02797 | 2876 | DllExport PerlIO* |
68dc0745 | 2877 | win32_popen(const char *command, const char *mode) |
0a753a76 | 2878 | { |
4b556e6c | 2879 | #ifdef USE_RTL_POPEN |
390b85e7 | 2880 | return _popen(command, mode); |
50892819 | 2881 | #else |
2cbbe5a1 | 2882 | dTHX; |
50892819 GS |
2883 | int p[2]; |
2884 | int parent, child; | |
2885 | int stdfd, oldfd; | |
2886 | int ourmode; | |
2887 | int childpid; | |
1095be37 GS |
2888 | DWORD nhandle; |
2889 | HANDLE old_h; | |
2890 | int lock_held = 0; | |
50892819 GS |
2891 | |
2892 | /* establish which ends read and write */ | |
2893 | if (strchr(mode,'w')) { | |
2894 | stdfd = 0; /* stdin */ | |
2895 | parent = 1; | |
2896 | child = 0; | |
1095be37 | 2897 | nhandle = STD_INPUT_HANDLE; |
50892819 GS |
2898 | } |
2899 | else if (strchr(mode,'r')) { | |
2900 | stdfd = 1; /* stdout */ | |
2901 | parent = 0; | |
2902 | child = 1; | |
1095be37 | 2903 | nhandle = STD_OUTPUT_HANDLE; |
50892819 GS |
2904 | } |
2905 | else | |
2906 | return NULL; | |
2907 | ||
2908 | /* set the correct mode */ | |
2909 | if (strchr(mode,'b')) | |
2910 | ourmode = O_BINARY; | |
2911 | else if (strchr(mode,'t')) | |
2912 | ourmode = O_TEXT; | |
2913 | else | |
2914 | ourmode = _fmode & (O_TEXT | O_BINARY); | |
2915 | ||
2916 | /* the child doesn't inherit handles */ | |
2917 | ourmode |= O_NOINHERIT; | |
2918 | ||
1095be37 | 2919 | if (win32_pipe(p, 512, ourmode) == -1) |
50892819 GS |
2920 | return NULL; |
2921 | ||
498d7dc4 GS |
2922 | /* save the old std handle (this needs to happen before the |
2923 | * dup2(), since that might call SetStdHandle() too) */ | |
2924 | OP_REFCNT_LOCK; | |
2925 | lock_held = 1; | |
2926 | old_h = GetStdHandle(nhandle); | |
2927 | ||
564914cd AS |
2928 | /* save current stdfd */ |
2929 | if ((oldfd = win32_dup(stdfd)) == -1) | |
2930 | goto cleanup; | |
2931 | ||
50892819 GS |
2932 | /* make stdfd go to child end of pipe (implicitly closes stdfd) */ |
2933 | /* stdfd will be inherited by the child */ | |
2934 | if (win32_dup2(p[child], stdfd) == -1) | |
2935 | goto cleanup; | |
2936 | ||
2937 | /* close the child end in parent */ | |
2938 | win32_close(p[child]); | |
2939 | ||
498d7dc4 | 2940 | /* set the new std handle (in case dup2() above didn't) */ |
1095be37 GS |
2941 | SetStdHandle(nhandle, (HANDLE)_get_osfhandle(stdfd)); |
2942 | ||
50892819 | 2943 | /* start the child */ |
4f63d024 | 2944 | { |
acfe0abc | 2945 | dTHX; |
c5be433b | 2946 | if ((childpid = do_spawn_nowait((char*)command)) == -1) |
4f63d024 | 2947 | goto cleanup; |
50892819 | 2948 | |
498d7dc4 GS |
2949 | /* revert stdfd to whatever it was before */ |
2950 | if (win32_dup2(oldfd, stdfd) == -1) | |
2951 | goto cleanup; | |
2952 | ||
564914cd AS |
2953 | /* close saved handle */ |
2954 | win32_close(oldfd); | |
2955 | ||
498d7dc4 GS |
2956 | /* restore the old std handle (this needs to happen after the |
2957 | * dup2(), since that might call SetStdHandle() too */ | |
1095be37 GS |
2958 | if (lock_held) { |
2959 | SetStdHandle(nhandle, old_h); | |
2960 | OP_REFCNT_UNLOCK; | |
2961 | lock_held = 0; | |
2962 | } | |
2963 | ||
4755096e | 2964 | LOCK_FDPID_MUTEX; |
4f63d024 | 2965 | sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid); |
4755096e | 2966 | UNLOCK_FDPID_MUTEX; |
d91d68c1 RS |
2967 | |
2968 | /* set process id so that it can be returned by perl's open() */ | |
2969 | PL_forkprocess = childpid; | |
4f63d024 | 2970 | } |
50892819 GS |
2971 | |
2972 | /* we have an fd, return a file stream */ | |
00b02797 | 2973 | return (PerlIO_fdopen(p[parent], (char *)mode)); |
50892819 GS |
2974 | |
2975 | cleanup: | |
2976 | /* we don't need to check for errors here */ | |
2977 | win32_close(p[0]); | |
2978 | win32_close(p[1]); | |
564914cd AS |
2979 | if (oldfd != -1) { |
2980 | win32_dup2(oldfd, stdfd); | |
2981 | win32_close(oldfd); | |
2982 | } | |
1095be37 GS |
2983 | if (lock_held) { |
2984 | SetStdHandle(nhandle, old_h); | |
2985 | OP_REFCNT_UNLOCK; | |
2986 | lock_held = 0; | |
2987 | } | |
50892819 GS |
2988 | return (NULL); |
2989 | ||
4b556e6c | 2990 | #endif /* USE_RTL_POPEN */ |
0a753a76 | 2991 | } |
2992 | ||
50892819 GS |
2993 | /* |
2994 | * pclose() clone | |
2995 | */ | |
2996 | ||
68dc0745 | 2997 | DllExport int |
00b02797 | 2998 | win32_pclose(PerlIO *pf) |
0a753a76 | 2999 | { |
4b556e6c | 3000 | #ifdef USE_RTL_POPEN |
390b85e7 | 3001 | return _pclose(pf); |
50892819 | 3002 | #else |
acfe0abc | 3003 | dTHX; |
e17cb2a9 JD |
3004 | int childpid, status; |
3005 | SV *sv; | |
3006 | ||
4755096e | 3007 | LOCK_FDPID_MUTEX; |
00b02797 | 3008 | sv = *av_fetch(w32_fdpid, PerlIO_fileno(pf), TRUE); |
4755096e | 3009 | |
e17cb2a9 JD |
3010 | if (SvIOK(sv)) |
3011 | childpid = SvIVX(sv); | |
3012 | else | |
3013 | childpid = 0; | |
50892819 GS |
3014 | |
3015 | if (!childpid) { | |
db2fab48 | 3016 | UNLOCK_FDPID_MUTEX; |
50892819 GS |
3017 | errno = EBADF; |
3018 | return -1; | |
3019 | } | |
3020 | ||
00b02797 JH |
3021 | #ifdef USE_PERLIO |
3022 | PerlIO_close(pf); | |
3023 | #else | |
3024 | fclose(pf); | |
3025 | #endif | |
e17cb2a9 | 3026 | SvIVX(sv) = 0; |
4755096e | 3027 | UNLOCK_FDPID_MUTEX; |
e17cb2a9 | 3028 | |
0aaad0ff GS |
3029 | if (win32_waitpid(childpid, &status, 0) == -1) |
3030 | return -1; | |
50892819 | 3031 | |
0aaad0ff | 3032 | return status; |
50892819 | 3033 | |
4b556e6c | 3034 | #endif /* USE_RTL_POPEN */ |
0a753a76 | 3035 | } |
6b980173 JD |
3036 | |
3037 | static BOOL WINAPI | |
3038 | Nt4CreateHardLinkW( | |
3039 | LPCWSTR lpFileName, | |
3040 | LPCWSTR lpExistingFileName, | |
3041 | LPSECURITY_ATTRIBUTES lpSecurityAttributes) | |
3042 | { | |
3043 | HANDLE handle; | |
3044 | WCHAR wFullName[MAX_PATH+1]; | |
3045 | LPVOID lpContext = NULL; | |
3046 | WIN32_STREAM_ID StreamId; | |
3047 | DWORD dwSize = (char*)&StreamId.cStreamName - (char*)&StreamId; | |
3048 | DWORD dwWritten; | |
3049 | DWORD dwLen; | |
3050 | BOOL bSuccess; | |
3051 | ||
3052 | BOOL (__stdcall *pfnBackupWrite)(HANDLE, LPBYTE, DWORD, LPDWORD, | |
3053 | BOOL, BOOL, LPVOID*) = | |
3054 | (BOOL (__stdcall *)(HANDLE, LPBYTE, DWORD, LPDWORD, | |
3055 | BOOL, BOOL, LPVOID*)) | |
3056 | GetProcAddress(GetModuleHandle("kernel32.dll"), "BackupWrite"); | |
3057 | if (pfnBackupWrite == NULL) | |
3058 | return 0; | |
3059 | ||
3060 | dwLen = GetFullPathNameW(lpFileName, MAX_PATH, wFullName, NULL); | |
3061 | if (dwLen == 0) | |
3062 | return 0; | |
3063 | dwLen = (dwLen+1)*sizeof(WCHAR); | |
3064 | ||
3065 | handle = CreateFileW(lpExistingFileName, FILE_WRITE_ATTRIBUTES, | |
3066 | FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, | |
3067 | NULL, OPEN_EXISTING, 0, NULL); | |
3068 | if (handle == INVALID_HANDLE_VALUE) | |
3069 | return 0; | |
3070 | ||
3071 | StreamId.dwStreamId = BACKUP_LINK; | |
3072 | StreamId.dwStreamAttributes = 0; | |
3073 | StreamId.dwStreamNameSize = 0; | |
6f24f39d JK |
3074 | #if defined(__BORLANDC__) \ |
3075 | ||(defined(__MINGW32__) && !defined(_ANONYMOUS_UNION)) | |
4ce4f76e GS |
3076 | StreamId.Size.u.HighPart = 0; |
3077 | StreamId.Size.u.LowPart = dwLen; | |
3078 | #else | |
6b980173 JD |
3079 | StreamId.Size.HighPart = 0; |
3080 | StreamId.Size.LowPart = dwLen; | |
4ce4f76e | 3081 | #endif |
6b980173 JD |
3082 | |
3083 | bSuccess = pfnBackupWrite(handle, (LPBYTE)&StreamId, dwSize, &dwWritten, | |
3084 | FALSE, FALSE, &lpContext); | |
3085 | if (bSuccess) { | |
3086 | bSuccess = pfnBackupWrite(handle, (LPBYTE)wFullName, dwLen, &dwWritten, | |
3087 | FALSE, FALSE, &lpContext); | |
3088 | pfnBackupWrite(handle, NULL, 0, &dwWritten, TRUE, FALSE, &lpContext); | |
3089 | } | |
3090 | ||
3091 | CloseHandle(handle); | |
3092 | return bSuccess; | |
3093 | } | |
3094 | ||
3095 | DllExport int | |
3096 | win32_link(const char *oldname, const char *newname) | |
3097 | { | |
acfe0abc | 3098 | dTHX; |
6b980173 | 3099 | BOOL (__stdcall *pfnCreateHardLinkW)(LPCWSTR,LPCWSTR,LPSECURITY_ATTRIBUTES); |
82867ecf GS |
3100 | WCHAR wOldName[MAX_PATH+1]; |
3101 | WCHAR wNewName[MAX_PATH+1]; | |
6b980173 JD |
3102 | |
3103 | if (IsWin95()) | |
1be9d9c6 | 3104 | Perl_croak(aTHX_ PL_no_func, "link"); |
6b980173 JD |
3105 | |
3106 | pfnCreateHardLinkW = | |
3107 | (BOOL (__stdcall *)(LPCWSTR, LPCWSTR, LPSECURITY_ATTRIBUTES)) | |
3108 | GetProcAddress(GetModuleHandle("kernel32.dll"), "CreateHardLinkW"); | |
3109 | if (pfnCreateHardLinkW == NULL) | |
3110 | pfnCreateHardLinkW = Nt4CreateHardLinkW; | |
3111 | ||
8c56068e JD |
3112 | if (MultiByteToWideChar(CP_ACP, 0, oldname, -1, wOldName, MAX_PATH+1) && |
3113 | MultiByteToWideChar(CP_ACP, 0, newname, -1, wNewName, MAX_PATH+1) && | |
7766f137 | 3114 | (wcscpy(wOldName, PerlDir_mapW(wOldName)), |
8c56068e | 3115 | pfnCreateHardLinkW(PerlDir_mapW(wNewName), wOldName, NULL))) |
6b980173 JD |
3116 | { |
3117 | return 0; | |
3118 | } | |
3119 | errno = (GetLastError() == ERROR_FILE_NOT_FOUND) ? ENOENT : EINVAL; | |
3120 | return -1; | |
3121 | } | |
0a753a76 | 3122 | |
68dc0745 | 3123 | DllExport int |
8d9b2e3c | 3124 | win32_rename(const char *oname, const char *newname) |
e24c7c18 | 3125 | { |
65cb15a1 GS |
3126 | char szOldName[MAX_PATH+1]; |
3127 | char szNewName[MAX_PATH+1]; | |
7fac1903 | 3128 | BOOL bResult; |
acfe0abc | 3129 | dTHX; |
65cb15a1 | 3130 | |
80252599 GS |
3131 | /* XXX despite what the documentation says about MoveFileEx(), |
3132 | * it doesn't work under Windows95! | |
3133 | */ | |
3134 | if (IsWinNT()) { | |
65cb15a1 | 3135 | DWORD dwFlags = MOVEFILE_COPY_ALLOWED; |
8c56068e JD |
3136 | if (stricmp(newname, oname)) |
3137 | dwFlags |= MOVEFILE_REPLACE_EXISTING; | |
3138 | strcpy(szOldName, PerlDir_mapA(oname)); | |
3139 | bResult = MoveFileExA(szOldName,PerlDir_mapA(newname), dwFlags); | |
7fac1903 | 3140 | if (!bResult) { |
80252599 GS |
3141 | DWORD err = GetLastError(); |
3142 | switch (err) { | |
3143 | case ERROR_BAD_NET_NAME: | |
3144 | case ERROR_BAD_NETPATH: | |
3145 | case ERROR_BAD_PATHNAME: | |
3146 | case ERROR_FILE_NOT_FOUND: | |
3147 | case ERROR_FILENAME_EXCED_RANGE: | |
3148 | case ERROR_INVALID_DRIVE: | |
3149 | case ERROR_NO_MORE_FILES: | |
3150 | case ERROR_PATH_NOT_FOUND: | |
3151 | errno = ENOENT; | |
3152 | break; | |
3153 | default: | |
3154 | errno = EACCES; | |
3155 | break; | |
3156 | } | |
3157 | return -1; | |
3158 | } | |
3159 | return 0; | |
e24c7c18 | 3160 | } |
80252599 GS |
3161 | else { |
3162 | int retval = 0; | |
65cb15a1 | 3163 | char szTmpName[MAX_PATH+1]; |
80252599 GS |
3164 | char dname[MAX_PATH+1]; |
3165 | char *endname = Nullch; | |
3166 | STRLEN tmplen = 0; | |
3167 | DWORD from_attr, to_attr; | |
3168 | ||
65cb15a1 GS |
3169 | strcpy(szOldName, PerlDir_mapA(oname)); |
3170 | strcpy(szNewName, PerlDir_mapA(newname)); | |
3171 | ||
80252599 | 3172 | /* if oname doesn't exist, do nothing */ |
65cb15a1 | 3173 | from_attr = GetFileAttributes(szOldName); |
80252599 GS |
3174 | if (from_attr == 0xFFFFFFFF) { |
3175 | errno = ENOENT; | |
3176 | return -1; | |
3177 | } | |
3178 | ||
3179 | /* if newname exists, rename it to a temporary name so that we | |
3180 | * don't delete it in case oname happens to be the same file | |
3181 | * (but perhaps accessed via a different path) | |
3182 | */ | |
65cb15a1 | 3183 | to_attr = GetFileAttributes(szNewName); |
80252599 GS |
3184 | if (to_attr != 0xFFFFFFFF) { |
3185 | /* if newname is a directory, we fail | |
3186 | * XXX could overcome this with yet more convoluted logic */ | |
3187 | if (to_attr & FILE_ATTRIBUTE_DIRECTORY) { | |
3188 | errno = EACCES; | |
3189 | return -1; | |
3190 | } | |
65cb15a1 GS |
3191 | tmplen = strlen(szNewName); |
3192 | strcpy(szTmpName,szNewName); | |
3193 | endname = szTmpName+tmplen; | |
3194 | for (; endname > szTmpName ; --endname) { | |
80252599 GS |
3195 | if (*endname == '/' || *endname == '\\') { |
3196 | *endname = '\0'; | |
3197 | break; | |
3198 | } | |
3199 | } | |
65cb15a1 GS |
3200 | if (endname > szTmpName) |
3201 | endname = strcpy(dname,szTmpName); | |
e24c7c18 | 3202 | else |
80252599 GS |
3203 | endname = "."; |
3204 | ||
3205 | /* get a temporary filename in same directory | |
3206 | * XXX is this really the best we can do? */ | |
65cb15a1 | 3207 | if (!GetTempFileName((LPCTSTR)endname, "plr", 0, szTmpName)) { |
80252599 GS |
3208 | errno = ENOENT; |
3209 | return -1; | |
3210 | } | |
65cb15a1 | 3211 | DeleteFile(szTmpName); |
80252599 | 3212 | |
65cb15a1 | 3213 | retval = rename(szNewName, szTmpName); |
80252599 GS |
3214 | if (retval != 0) { |
3215 | errno = EACCES; | |
3216 | return retval; | |
e24c7c18 GS |
3217 | } |
3218 | } | |
80252599 GS |
3219 | |
3220 | /* rename oname to newname */ | |
65cb15a1 | 3221 | retval = rename(szOldName, szNewName); |
80252599 GS |
3222 | |
3223 | /* if we created a temporary file before ... */ | |
3224 | if (endname != Nullch) { | |
3225 | /* ...and rename succeeded, delete temporary file/directory */ | |
3226 | if (retval == 0) | |
65cb15a1 | 3227 | DeleteFile(szTmpName); |
80252599 GS |
3228 | /* else restore it to what it was */ |
3229 | else | |
65cb15a1 | 3230 | (void)rename(szTmpName, szNewName); |
80252599 GS |
3231 | } |
3232 | return retval; | |
e24c7c18 | 3233 | } |
e24c7c18 GS |
3234 | } |
3235 | ||
3236 | DllExport int | |
68dc0745 | 3237 | win32_setmode(int fd, int mode) |
0a753a76 | 3238 | { |
390b85e7 | 3239 | return setmode(fd, mode); |
0a753a76 | 3240 | } |
3241 | ||
4a9d6100 GS |
3242 | DllExport int |
3243 | win32_chsize(int fd, Off_t size) | |
3244 | { | |
3245 | #if defined(WIN64) || defined(USE_LARGE_FILES) | |
3246 | int retval = 0; | |
3247 | Off_t cur, end, extend; | |
3248 | ||
3249 | cur = win32_tell(fd); | |
3250 | if (cur < 0) | |
3251 | return -1; | |
3252 | end = win32_lseek(fd, 0, SEEK_END); | |
3253 | if (end < 0) | |
3254 | return -1; | |
3255 | extend = size - end; | |
3256 | if (extend == 0) { | |
3257 | /* do nothing */ | |
3258 | } | |
3259 | else if (extend > 0) { | |
3260 | /* must grow the file, padding with nulls */ | |
3261 | char b[4096]; | |
3262 | int oldmode = win32_setmode(fd, O_BINARY); | |
3263 | size_t count; | |
3264 | memset(b, '\0', sizeof(b)); | |
3265 | do { | |
3266 | count = extend >= sizeof(b) ? sizeof(b) : (size_t)extend; | |
3267 | count = win32_write(fd, b, count); | |
21424390 | 3268 | if ((int)count < 0) { |
4a9d6100 GS |
3269 | retval = -1; |
3270 | break; | |
3271 | } | |
3272 | } while ((extend -= count) > 0); | |
3273 | win32_setmode(fd, oldmode); | |
3274 | } | |
3275 | else { | |
3276 | /* shrink the file */ | |
3277 | win32_lseek(fd, size, SEEK_SET); | |
3278 | if (!SetEndOfFile((HANDLE)_get_osfhandle(fd))) { | |
3279 | errno = EACCES; | |
3280 | retval = -1; | |
3281 | } | |
3282 | } | |
3283 | finish: | |
3284 | win32_lseek(fd, cur, SEEK_SET); | |
3285 | return retval; | |
3286 | #else | |
8859a7a0 | 3287 | return chsize(fd, (long)size); |
4a9d6100 GS |
3288 | #endif |
3289 | } | |
3290 | ||
c623ac67 GS |
3291 | DllExport Off_t |
3292 | win32_lseek(int fd, Off_t offset, int origin) | |
96e4d5b1 | 3293 | { |
c623ac67 | 3294 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
a810272a NS |
3295 | #if defined(__BORLANDC__) /* buk */ |
3296 | LARGE_INTEGER pos; | |
3297 | pos.QuadPart = offset; | |
3298 | pos.LowPart = SetFilePointer( | |
3299 | (HANDLE)_get_osfhandle(fd), | |
3300 | pos.LowPart, | |
3301 | &pos.HighPart, | |
3302 | origin | |
3303 | ); | |
3304 | if (pos.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) { | |
3305 | pos.QuadPart = -1; | |
3306 | } | |
3307 | ||
3308 | return pos.QuadPart; | |
3309 | #else | |
c623ac67 | 3310 | return _lseeki64(fd, offset, origin); |
a810272a | 3311 | #endif |
c623ac67 | 3312 | #else |
8859a7a0 | 3313 | return lseek(fd, (long)offset, origin); |
c623ac67 | 3314 | #endif |
96e4d5b1 | 3315 | } |
3316 | ||
c623ac67 | 3317 | DllExport Off_t |
96e4d5b1 | 3318 | win32_tell(int fd) |
3319 | { | |
c623ac67 | 3320 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
05e23382 | 3321 | #if defined(__BORLANDC__) /* buk */ |
a810272a NS |
3322 | LARGE_INTEGER pos; |
3323 | pos.QuadPart = 0; | |
3324 | pos.LowPart = SetFilePointer( | |
3325 | (HANDLE)_get_osfhandle(fd), | |
3326 | pos.LowPart, | |
3327 | &pos.HighPart, | |
3328 | FILE_CURRENT | |
3329 | ); | |
3330 | if (pos.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) { | |
3331 | pos.QuadPart = -1; | |
3332 | } | |
3333 | ||
3334 | return pos.QuadPart; | |
3335 | /* return tell(fd); */ | |
3336 | #else | |
c623ac67 | 3337 | return _telli64(fd); |
a810272a | 3338 | #endif |
c623ac67 | 3339 | #else |
390b85e7 | 3340 | return tell(fd); |
c623ac67 | 3341 | #endif |
96e4d5b1 | 3342 | } |
3343 | ||
68dc0745 | 3344 | DllExport int |
3345 | win32_open(const char *path, int flag, ...) | |
0a753a76 | 3346 | { |
acfe0abc | 3347 | dTHX; |
68dc0745 | 3348 | va_list ap; |
3349 | int pmode; | |
0a753a76 | 3350 | |
3351 | va_start(ap, flag); | |
3352 | pmode = va_arg(ap, int); | |
3353 | va_end(ap); | |
3354 | ||
68dc0745 | 3355 | if (stricmp(path, "/dev/null")==0) |
7fac1903 GS |
3356 | path = "NUL"; |
3357 | ||
7766f137 | 3358 | return open(PerlDir_mapA(path), flag, pmode); |
0a753a76 | 3359 | } |
3360 | ||
00b02797 JH |
3361 | /* close() that understands socket */ |
3362 | extern int my_close(int); /* in win32sck.c */ | |
3363 | ||
68dc0745 | 3364 | DllExport int |
3365 | win32_close(int fd) | |
0a753a76 | 3366 | { |
00b02797 | 3367 | return my_close(fd); |
0a753a76 | 3368 | } |
3369 | ||
68dc0745 | 3370 | DllExport int |
96e4d5b1 | 3371 | win32_eof(int fd) |
3372 | { | |
390b85e7 | 3373 | return eof(fd); |
96e4d5b1 | 3374 | } |
3375 | ||
3376 | DllExport int | |
68dc0745 | 3377 | win32_dup(int fd) |
0a753a76 | 3378 | { |
390b85e7 | 3379 | return dup(fd); |
0a753a76 | 3380 | } |
3381 | ||
68dc0745 | 3382 | DllExport int |
3383 | win32_dup2(int fd1,int fd2) | |
0a753a76 | 3384 | { |
390b85e7 | 3385 | return dup2(fd1,fd2); |
0a753a76 | 3386 | } |
3387 | ||
f7aeb604 GS |
3388 | #ifdef PERL_MSVCRT_READFIX |
3389 | ||
3390 | #define LF 10 /* line feed */ | |
3391 | #define CR 13 /* carriage return */ | |
3392 | #define CTRLZ 26 /* ctrl-z means eof for text */ | |
3393 | #define FOPEN 0x01 /* file handle open */ | |
3394 | #define FEOFLAG 0x02 /* end of file has been encountered */ | |
3395 | #define FCRLF 0x04 /* CR-LF across read buffer (in text mode) */ | |
3396 | #define FPIPE 0x08 /* file handle refers to a pipe */ | |
3397 | #define FAPPEND 0x20 /* file handle opened O_APPEND */ | |
3398 | #define FDEV 0x40 /* file handle refers to device */ | |
3399 | #define FTEXT 0x80 /* file handle is in text mode */ | |
3400 | #define MAX_DESCRIPTOR_COUNT (64*32) /* this is the maximun that MSVCRT can handle */ | |
3401 | ||
b181b6fb GS |
3402 | int __cdecl |
3403 | _fixed_read(int fh, void *buf, unsigned cnt) | |
f7aeb604 GS |
3404 | { |
3405 | int bytes_read; /* number of bytes read */ | |
3406 | char *buffer; /* buffer to read to */ | |
3407 | int os_read; /* bytes read on OS call */ | |
3408 | char *p, *q; /* pointers into buffer */ | |
3409 | char peekchr; /* peek-ahead character */ | |
3410 | ULONG filepos; /* file position after seek */ | |
3411 | ULONG dosretval; /* o.s. return value */ | |
3412 | ||
3413 | /* validate handle */ | |
3414 | if (((unsigned)fh >= (unsigned)MAX_DESCRIPTOR_COUNT) || | |
3415 | !(_osfile(fh) & FOPEN)) | |
3416 | { | |
3417 | /* out of range -- return error */ | |
3418 | errno = EBADF; | |
3419 | _doserrno = 0; /* not o.s. error */ | |
3420 | return -1; | |
3421 | } | |
3422 | ||
635bbe87 GS |
3423 | /* |
3424 | * If lockinitflag is FALSE, assume fd is device | |
3425 | * lockinitflag is set to TRUE by open. | |
3426 | */ | |
3427 | if (_pioinfo(fh)->lockinitflag) | |
3428 | EnterCriticalSection(&(_pioinfo(fh)->lock)); /* lock file */ | |
f7aeb604 GS |
3429 | |
3430 | bytes_read = 0; /* nothing read yet */ | |
3431 | buffer = (char*)buf; | |
3432 | ||
3433 | if (cnt == 0 || (_osfile(fh) & FEOFLAG)) { | |
3434 | /* nothing to read or at EOF, so return 0 read */ | |
3435 | goto functionexit; | |
3436 | } | |
3437 | ||
3438 | if ((_osfile(fh) & (FPIPE|FDEV)) && _pipech(fh) != LF) { | |
3439 | /* a pipe/device and pipe lookahead non-empty: read the lookahead | |
3440 | * char */ | |
3441 | *buffer++ = _pipech(fh); | |
3442 | ++bytes_read; | |
3443 | --cnt; | |
3444 | _pipech(fh) = LF; /* mark as empty */ | |
3445 | } | |
3446 | ||
3447 | /* read the data */ | |
3448 | ||
3449 | if (!ReadFile((HANDLE)_osfhnd(fh), buffer, cnt, (LPDWORD)&os_read, NULL)) | |
3450 | { | |
3451 | /* ReadFile has reported an error. recognize two special cases. | |
3452 | * | |
3453 | * 1. map ERROR_ACCESS_DENIED to EBADF | |
3454 | * | |
3455 | * 2. just return 0 if ERROR_BROKEN_PIPE has occurred. it | |
3456 | * means the handle is a read-handle on a pipe for which | |
3457 | * all write-handles have been closed and all data has been | |
3458 | * read. */ | |
3459 | ||
3460 | if ((dosretval = GetLastError()) == ERROR_ACCESS_DENIED) { | |
3461 | /* wrong read/write mode should return EBADF, not EACCES */ | |
3462 | errno = EBADF; | |
3463 | _doserrno = dosretval; | |
3464 | bytes_read = -1; | |
3465 | goto functionexit; | |
3466 | } | |
3467 | else if (dosretval == ERROR_BROKEN_PIPE) { | |
3468 | bytes_read = 0; | |
3469 | goto functionexit; | |
3470 | } | |
3471 | else { | |
3472 | bytes_read = -1; | |
3473 | goto functionexit; | |
3474 | } | |
3475 | } | |
3476 | ||
3477 | bytes_read += os_read; /* update bytes read */ | |
3478 | ||
3479 | if (_osfile(fh) & FTEXT) { | |
3480 | /* now must translate CR-LFs to LFs in the buffer */ | |
3481 | ||
3482 | /* set CRLF flag to indicate LF at beginning of buffer */ | |
3483 | /* if ((os_read != 0) && (*(char *)buf == LF)) */ | |
3484 | /* _osfile(fh) |= FCRLF; */ | |
3485 | /* else */ | |
3486 | /* _osfile(fh) &= ~FCRLF; */ | |
3487 | ||
3488 | _osfile(fh) &= ~FCRLF; | |
3489 | ||
3490 | /* convert chars in the buffer: p is src, q is dest */ | |
3491 | p = q = (char*)buf; | |
3492 | while (p < (char *)buf + bytes_read) { | |
3493 | if (*p == CTRLZ) { | |
3494 | /* if fh is not a device, set ctrl-z flag */ | |
3495 | if (!(_osfile(fh) & FDEV)) | |
3496 | _osfile(fh) |= FEOFLAG; | |
3497 | break; /* stop translating */ | |
3498 | } | |
3499 | else if (*p != CR) | |
3500 | *q++ = *p++; | |
3501 | else { | |
3502 | /* *p is CR, so must check next char for LF */ | |
3503 | if (p < (char *)buf + bytes_read - 1) { | |
3504 | if (*(p+1) == LF) { | |
3505 | p += 2; | |
3506 | *q++ = LF; /* convert CR-LF to LF */ | |
3507 | } | |
3508 | else | |
3509 | *q++ = *p++; /* store char normally */ | |
3510 | } | |
3511 | else { | |
3512 | /* This is the hard part. We found a CR at end of | |
3513 | buffer. We must peek ahead to see if next char | |
3514 | is an LF. */ | |
3515 | ++p; | |
3516 | ||
3517 | dosretval = 0; | |
3518 | if (!ReadFile((HANDLE)_osfhnd(fh), &peekchr, 1, | |
3519 | (LPDWORD)&os_read, NULL)) | |
3520 | dosretval = GetLastError(); | |
3521 | ||
3522 | if (dosretval != 0 || os_read == 0) { | |
3523 | /* couldn't read ahead, store CR */ | |
3524 | *q++ = CR; | |
3525 | } | |
3526 | else { | |
3527 | /* peekchr now has the extra character -- we now | |
3528 | have several possibilities: | |
3529 | 1. disk file and char is not LF; just seek back | |
3530 | and copy CR | |
3531 | 2. disk file and char is LF; store LF, don't seek back | |
3532 | 3. pipe/device and char is LF; store LF. | |
3533 | 4. pipe/device and char isn't LF, store CR and | |
3534 | put char in pipe lookahead buffer. */ | |
3535 | if (_osfile(fh) & (FDEV|FPIPE)) { | |
3536 | /* non-seekable device */ | |
3537 | if (peekchr == LF) | |
3538 | *q++ = LF; | |
3539 | else { | |
3540 | *q++ = CR; | |
3541 | _pipech(fh) = peekchr; | |
3542 | } | |
3543 | } | |
3544 | else { | |
3545 | /* disk file */ | |
3546 | if (peekchr == LF) { | |
3547 | /* nothing read yet; must make some | |
3548 | progress */ | |
3549 | *q++ = LF; | |
3550 | /* turn on this flag for tell routine */ | |
3551 | _osfile(fh) |= FCRLF; | |
3552 | } | |
3553 | else { | |
3554 | HANDLE osHandle; /* o.s. handle value */ | |
3555 | /* seek back */ | |
3556 | if ((osHandle = (HANDLE)_get_osfhandle(fh)) != (HANDLE)-1) | |
3557 | { | |
3558 | if ((filepos = SetFilePointer(osHandle, -1, NULL, FILE_CURRENT)) == -1) | |
3559 | dosretval = GetLastError(); | |
3560 | } | |
3561 | if (peekchr != LF) | |
3562 | *q++ = CR; | |
3563 | } | |
3564 | } | |
3565 | } | |
3566 | } | |
3567 | } | |
3568 | } | |
3569 | ||
3570 | /* we now change bytes_read to reflect the true number of chars | |
3571 | in the buffer */ | |
3572 | bytes_read = q - (char *)buf; | |
3573 | } | |
3574 | ||
3fadfdf1 | 3575 | functionexit: |
635bbe87 GS |
3576 | if (_pioinfo(fh)->lockinitflag) |
3577 | LeaveCriticalSection(&(_pioinfo(fh)->lock)); /* unlock file */ | |
f7aeb604 GS |
3578 | |
3579 | return bytes_read; | |
3580 | } | |
3581 | ||
3582 | #endif /* PERL_MSVCRT_READFIX */ | |
3583 | ||
68dc0745 | 3584 | DllExport int |
3e3baf6d | 3585 | win32_read(int fd, void *buf, unsigned int cnt) |
0a753a76 | 3586 | { |
f7aeb604 GS |
3587 | #ifdef PERL_MSVCRT_READFIX |
3588 | return _fixed_read(fd, buf, cnt); | |
3589 | #else | |
390b85e7 | 3590 | return read(fd, buf, cnt); |
f7aeb604 | 3591 | #endif |
0a753a76 | 3592 | } |
3593 | ||
68dc0745 | 3594 | DllExport int |
3e3baf6d | 3595 | win32_write(int fd, const void *buf, unsigned int cnt) |
0a753a76 | 3596 | { |
390b85e7 | 3597 | return write(fd, buf, cnt); |
0a753a76 | 3598 | } |
3599 | ||
68dc0745 | 3600 | DllExport int |
5aabfad6 | 3601 | win32_mkdir(const char *dir, int mode) |
3602 | { | |
acfe0abc | 3603 | dTHX; |
7766f137 | 3604 | return mkdir(PerlDir_mapA(dir)); /* just ignore mode */ |
5aabfad6 | 3605 | } |
96e4d5b1 | 3606 | |
5aabfad6 | 3607 | DllExport int |
3608 | win32_rmdir(const char *dir) | |
3609 | { | |
acfe0abc | 3610 | dTHX; |
7766f137 | 3611 | return rmdir(PerlDir_mapA(dir)); |
5aabfad6 | 3612 | } |
96e4d5b1 | 3613 | |
5aabfad6 | 3614 | DllExport int |
3615 | win32_chdir(const char *dir) | |
3616 | { | |
4ae93879 | 3617 | dTHX; |
9ec3348a JH |
3618 | if (!dir) { |
3619 | errno = ENOENT; | |
3620 | return -1; | |
3621 | } | |
390b85e7 | 3622 | return chdir(dir); |
5aabfad6 | 3623 | } |
96e4d5b1 | 3624 | |
7766f137 GS |
3625 | DllExport int |
3626 | win32_access(const char *path, int mode) | |
3627 | { | |
acfe0abc | 3628 | dTHX; |
7766f137 GS |
3629 | return access(PerlDir_mapA(path), mode); |
3630 | } | |
3631 | ||
3632 | DllExport int | |
3633 | win32_chmod(const char *path, int mode) | |
3634 | { | |
acfe0abc | 3635 | dTHX; |
7766f137 GS |
3636 | return chmod(PerlDir_mapA(path), mode); |
3637 | } | |
3638 | ||
3639 | ||
0aaad0ff | 3640 | static char * |
dd7038b3 | 3641 | create_command_line(char *cname, STRLEN clen, const char * const *args) |
0aaad0ff | 3642 | { |
acfe0abc | 3643 | dTHX; |
b309b8ae JH |
3644 | int index, argc; |
3645 | char *cmd, *ptr; | |
3646 | const char *arg; | |
3647 | STRLEN len = 0; | |
81bc1258 | 3648 | bool bat_file = FALSE; |
b309b8ae | 3649 | bool cmd_shell = FALSE; |
7b11e424 | 3650 | bool dumb_shell = FALSE; |
b309b8ae | 3651 | bool extra_quotes = FALSE; |
dd7038b3 | 3652 | bool quote_next = FALSE; |
81bc1258 JH |
3653 | |
3654 | if (!cname) | |
3655 | cname = (char*)args[0]; | |
b309b8ae JH |
3656 | |
3657 | /* The NT cmd.exe shell has the following peculiarity that needs to be | |
3658 | * worked around. It strips a leading and trailing dquote when any | |
3659 | * of the following is true: | |
3660 | * 1. the /S switch was used | |
3661 | * 2. there are more than two dquotes | |
3662 | * 3. there is a special character from this set: &<>()@^| | |
3663 | * 4. no whitespace characters within the two dquotes | |