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Silence STDERR grumblings from Borland's math library.
[perl5.git] / win32 / win32.c
CommitLineData
68dc0745
PP
1/* WIN32.C
2 *
3fadfdf1 3 * (c) 1995 Microsoft Corporation. All rights reserved.
68dc0745
PP
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
PP
11#define WIN32_LEAN_AND_MEAN
12#define WIN32IO_IS_STDIO
13#include <tchar.h>
a835ef8a
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14#ifdef __GNUC__
15#define Win32_Winsock
16#endif
0a753a76 17#include <windows.h>
7c5b6093
AB
18/* GCC-2.95.2/Mingw32-1.1 forgot the WINAPI on CommandLineToArgvW() */
19#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1)
f8fb7c90
GS
20# include <shellapi.h>
21#else
22 LPWSTR* WINAPI CommandLineToArgvW(LPCWSTR lpCommandLine, int * pNumArgs);
23#endif
5db10396
GS
24#include <winnt.h>
25#include <io.h>
c843839f 26#include <signal.h>
0a753a76 27
68dc0745 28/* #include "config.h" */
0a753a76 29
0a753a76
PP
30#if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO)
31#define PerlIO FILE
32#endif
33
7a9ec5a3 34#include <sys/stat.h>
0a753a76
PP
35#include "EXTERN.h"
36#include "perl.h"
c69f6586
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37
38#define NO_XSLOCKS
c5be433b 39#define PERL_NO_GET_CONTEXT
ad2e33dc 40#include "XSUB.h"
c69f6586
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41
42#include "Win32iop.h"
0a753a76 43#include <fcntl.h>
5b0d9cbe
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44#ifndef __GNUC__
45/* assert.h conflicts with #define of assert in perl.h */
0a753a76 46#include <assert.h>
5b0d9cbe 47#endif
0a753a76
PP
48#include <string.h>
49#include <stdarg.h>
ad2e33dc 50#include <float.h>
ad0751ec 51#include <time.h>
3730b96e 52#if defined(_MSC_VER) || defined(__MINGW32__)
ad0751ec
GS
53#include <sys/utime.h>
54#else
55#include <utime.h>
56#endif
5b0d9cbe 57#ifdef __GNUC__
3fadfdf1 58/* Mingw32 defaults to globing command line
5b0d9cbe
NIS
59 * So we turn it off like this:
60 */
61int _CRT_glob = 0;
62#endif
63
7c5b6093
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64#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1)
65/* Mingw32-1.1 is missing some prototypes */
f8fb7c90
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66FILE * _wfopen(LPCWSTR wszFileName, LPCWSTR wszMode);
67FILE * _wfdopen(int nFd, LPCWSTR wszMode);
68FILE * _freopen(LPCWSTR wszFileName, LPCWSTR wszMode, FILE * pOldStream);
69int _flushall();
70int _fcloseall();
2b260de0
GS
71#endif
72
73#if defined(__BORLANDC__)
0b94c7bb
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74# define _stat stat
75# define _utimbuf utimbuf
76#endif
77
6890e559
GS
78#define EXECF_EXEC 1
79#define EXECF_SPAWN 2
80#define EXECF_SPAWN_NOWAIT 3
81
32e30700
GS
82#if defined(PERL_IMPLICIT_SYS)
83# undef win32_get_privlib
84# define win32_get_privlib g_win32_get_privlib
85# undef win32_get_sitelib
86# define win32_get_sitelib g_win32_get_sitelib
4ea817c6
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87# undef win32_get_vendorlib
88# define win32_get_vendorlib g_win32_get_vendorlib
32e30700
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89# undef getlogin
90# define getlogin g_getlogin
91#endif
92
ce1da67e 93static void get_shell(void);
dff6d3cd 94static long tokenize(const char *str, char **dest, char ***destv);
54725af6 95static int do_spawn2(pTHX_ char *cmd, int exectype);
e200fe59 96static BOOL has_shell_metachars(char *ptr);
2d7a9237 97static long filetime_to_clock(PFILETIME ft);
ad0751ec 98static BOOL filetime_from_time(PFILETIME ft, time_t t);
c5be433b 99static char * get_emd_part(SV **leading, char *trailing, ...);
0aaad0ff
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100static void remove_dead_process(long deceased);
101static long find_pid(int pid);
102static char * qualified_path(const char *cmd);
4ea817c6
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103static char * win32_get_xlib(const char *pl, const char *xlib,
104 const char *libname);
105
7766f137
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106#ifdef USE_ITHREADS
107static void remove_dead_pseudo_process(long child);
108static long find_pseudo_pid(int pid);
109#endif
c69f6586 110
7766f137 111START_EXTERN_C
2d7a9237 112HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE;
8ac9c18d 113char w32_module_name[MAX_PATH+1];
7766f137
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114END_EXTERN_C
115
4b556e6c 116static DWORD w32_platform = (DWORD)-1;
50892819 117
7766f137
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118#define ONE_K_BUFSIZE 1024
119
3a00b83e
SH
120#ifdef __BORLANDC__
121/* Silence STDERR grumblings from Borland's math library. */
122DllExport int
123_matherr(struct _exception *a)
124{
125 PERL_UNUSED_VAR(a);
126 return 1;
127}
128#endif
129
3fadfdf1 130int
ba106d47
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131IsWin95(void)
132{
0cb96387 133 return (win32_os_id() == VER_PLATFORM_WIN32_WINDOWS);
3fe9a6f1
PP
134}
135
136int
ba106d47
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137IsWinNT(void)
138{
0cb96387 139 return (win32_os_id() == VER_PLATFORM_WIN32_NT);
3fe9a6f1 140}
0a753a76 141
2fa86c13
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142EXTERN_C void
143set_w32_module_name(void)
144{
145 char* ptr;
146 GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE)
147 ? GetModuleHandle(NULL)
148 : w32_perldll_handle),
149 w32_module_name, sizeof(w32_module_name));
150
be9da6a9
JD
151 /* remove \\?\ prefix */
152 if (memcmp(w32_module_name, "\\\\?\\", 4) == 0)
153 memmove(w32_module_name, w32_module_name+4, strlen(w32_module_name+4)+1);
154
2fa86c13
GS
155 /* try to get full path to binary (which may be mangled when perl is
156 * run from a 16-bit app) */
157 /*PerlIO_printf(Perl_debug_log, "Before %s\n", w32_module_name);*/
158 (void)win32_longpath(w32_module_name);
159 /*PerlIO_printf(Perl_debug_log, "After %s\n", w32_module_name);*/
160
161 /* normalize to forward slashes */
162 ptr = w32_module_name;
163 while (*ptr) {
164 if (*ptr == '\\')
165 *ptr = '/';
166 ++ptr;
167 }
168}
169
c5be433b 170/* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
51371543 171static char*
c5be433b 172get_regstr_from(HKEY hkey, const char *valuename, SV **svp)
349ad1fe
GS
173{
174 /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */
00dc2f4f
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175 HKEY handle;
176 DWORD type;
177 const char *subkey = "Software\\Perl";
349ad1fe 178 char *str = Nullch;
00dc2f4f
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179 long retval;
180
181 retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle);
349ad1fe 182 if (retval == ERROR_SUCCESS) {
51371543
GS
183 DWORD datalen;
184 retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen);
1c94caf4
GS
185 if (retval == ERROR_SUCCESS
186 && (type == REG_SZ || type == REG_EXPAND_SZ))
187 {
acfe0abc 188 dTHX;
c5be433b
GS
189 if (!*svp)
190 *svp = sv_2mortal(newSVpvn("",0));
191 SvGROW(*svp, datalen);
51371543 192 retval = RegQueryValueEx(handle, valuename, 0, NULL,
c5be433b 193 (PBYTE)SvPVX(*svp), &datalen);
51371543 194 if (retval == ERROR_SUCCESS) {
c5be433b
GS
195 str = SvPVX(*svp);
196 SvCUR_set(*svp,datalen-1);
51371543 197 }
00dc2f4f
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198 }
199 RegCloseKey(handle);
200 }
349ad1fe 201 return str;
00dc2f4f
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202}
203
c5be433b 204/* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
51371543 205static char*
c5be433b 206get_regstr(const char *valuename, SV **svp)
00dc2f4f 207{
c5be433b 208 char *str = get_regstr_from(HKEY_CURRENT_USER, valuename, svp);
349ad1fe 209 if (!str)
c5be433b 210 str = get_regstr_from(HKEY_LOCAL_MACHINE, valuename, svp);
349ad1fe 211 return str;
00dc2f4f
GS
212}
213
c5be433b 214/* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */
e5a95ffb 215static char *
c5be433b 216get_emd_part(SV **prev_pathp, char *trailing_path, ...)
00dc2f4f 217{
dc9e4912 218 char base[10];
e5a95ffb 219 va_list ap;
e24c7c18 220 char mod_name[MAX_PATH+1];
00dc2f4f 221 char *ptr;
e5a95ffb
GS
222 char *optr;
223 char *strip;
273cf8d1 224 STRLEN baselen;
e5a95ffb
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225
226 va_start(ap, trailing_path);
227 strip = va_arg(ap, char *);
228
273cf8d1
GS
229 sprintf(base, "%d.%d", (int)PERL_REVISION, (int)PERL_VERSION);
230 baselen = strlen(base);
dc9e4912 231
8ac9c18d 232 if (!*w32_module_name) {
2fa86c13 233 set_w32_module_name();
95140b98 234 }
8ac9c18d 235 strcpy(mod_name, w32_module_name);
95140b98 236 ptr = strrchr(mod_name, '/');
e5a95ffb
GS
237 while (ptr && strip) {
238 /* look for directories to skip back */
239 optr = ptr;
00dc2f4f 240 *ptr = '\0';
95140b98 241 ptr = strrchr(mod_name, '/');
1c39adb2
GS
242 /* avoid stripping component if there is no slash,
243 * or it doesn't match ... */
e5a95ffb 244 if (!ptr || stricmp(ptr+1, strip) != 0) {
273cf8d1 245 /* ... but not if component matches m|5\.$patchlevel.*| */
1c39adb2 246 if (!ptr || !(*strip == '5' && *(ptr+1) == '5'
273cf8d1
GS
247 && strncmp(strip, base, baselen) == 0
248 && strncmp(ptr+1, base, baselen) == 0))
95140b98
GS
249 {
250 *optr = '/';
80252599
GS
251 ptr = optr;
252 }
00dc2f4f 253 }
e5a95ffb 254 strip = va_arg(ap, char *);
00dc2f4f 255 }
e5a95ffb
GS
256 if (!ptr) {
257 ptr = mod_name;
258 *ptr++ = '.';
95140b98 259 *ptr = '/';
00dc2f4f 260 }
e5a95ffb
GS
261 va_end(ap);
262 strcpy(++ptr, trailing_path);
263
dc9e4912 264 /* only add directory if it exists */
349ad1fe 265 if (GetFileAttributes(mod_name) != (DWORD) -1) {
dc9e4912 266 /* directory exists */
acfe0abc 267 dTHX;
c5be433b
GS
268 if (!*prev_pathp)
269 *prev_pathp = sv_2mortal(newSVpvn("",0));
f0c8bec2
SH
270 else if (SvPVX(*prev_pathp))
271 sv_catpvn(*prev_pathp, ";", 1);
c5be433b
GS
272 sv_catpv(*prev_pathp, mod_name);
273 return SvPVX(*prev_pathp);
00dc2f4f 274 }
00dc2f4f 275
cf11f4bf 276 return Nullch;
00dc2f4f
GS
277}
278
279char *
4ea817c6 280win32_get_privlib(const char *pl)
00dc2f4f 281{
acfe0abc 282 dTHX;
e5a95ffb
GS
283 char *stdlib = "lib";
284 char buffer[MAX_PATH+1];
51371543 285 SV *sv = Nullsv;
00dc2f4f 286
e5a95ffb
GS
287 /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */
288 sprintf(buffer, "%s-%s", stdlib, pl);
c5be433b
GS
289 if (!get_regstr(buffer, &sv))
290 (void)get_regstr(stdlib, &sv);
00dc2f4f 291
e5a95ffb 292 /* $stdlib .= ";$EMD/../../lib" */
c5be433b 293 return get_emd_part(&sv, stdlib, ARCHNAME, "bin", Nullch);
00dc2f4f
GS
294}
295
4ea817c6
GS
296static char *
297win32_get_xlib(const char *pl, const char *xlib, const char *libname)
00dc2f4f 298{
acfe0abc 299 dTHX;
e5a95ffb 300 char regstr[40];
e24c7c18 301 char pathstr[MAX_PATH+1];
51371543
GS
302 SV *sv1 = Nullsv;
303 SV *sv2 = Nullsv;
00dc2f4f 304
4ea817c6
GS
305 /* $HKCU{"$xlib-$]"} || $HKLM{"$xlib-$]"} . ---; */
306 sprintf(regstr, "%s-%s", xlib, pl);
c5be433b 307 (void)get_regstr(regstr, &sv1);
e5a95ffb 308
4ea817c6
GS
309 /* $xlib .=
310 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/$]/lib"; */
311 sprintf(pathstr, "%s/%s/lib", libname, pl);
c5be433b 312 (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch);
00dc2f4f 313
4ea817c6
GS
314 /* $HKCU{$xlib} || $HKLM{$xlib} . ---; */
315 (void)get_regstr(xlib, &sv2);
00dc2f4f 316
4ea817c6
GS
317 /* $xlib .=
318 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/lib"; */
319 sprintf(pathstr, "%s/lib", libname);
320 (void)get_emd_part(&sv2, pathstr, ARCHNAME, "bin", pl, Nullch);
e5a95ffb 321
51371543
GS
322 if (!sv1 && !sv2)
323 return Nullch;
324 if (!sv1)
325 return SvPVX(sv2);
326 if (!sv2)
327 return SvPVX(sv1);
e5a95ffb 328
349ad1fe
GS
329 sv_catpvn(sv1, ";", 1);
330 sv_catsv(sv1, sv2);
e5a95ffb 331
349ad1fe 332 return SvPVX(sv1);
68dc0745 333}
0a753a76 334
4ea817c6
GS
335char *
336win32_get_sitelib(const char *pl)
337{
338 return win32_get_xlib(pl, "sitelib", "site");
339}
340
341#ifndef PERL_VENDORLIB_NAME
342# define PERL_VENDORLIB_NAME "vendor"
343#endif
344
345char *
346win32_get_vendorlib(const char *pl)
347{
348 return win32_get_xlib(pl, "vendorlib", PERL_VENDORLIB_NAME);
349}
b4793f7f 350
2d7a9237 351static BOOL
e200fe59 352has_shell_metachars(char *ptr)
68dc0745
PP
353{
354 int inquote = 0;
355 char quote = '\0';
356
357 /*
358 * Scan string looking for redirection (< or >) or pipe
e200fe59
JD
359 * characters (|) that are not in a quoted string.
360 * Shell variable interpolation (%VAR%) can also happen inside strings.
68dc0745 361 */
9404a519 362 while (*ptr) {
68dc0745 363 switch(*ptr) {
e200fe59
JD
364 case '%':
365 return TRUE;
68dc0745
PP
366 case '\'':
367 case '\"':
9404a519
GS
368 if (inquote) {
369 if (quote == *ptr) {
68dc0745
PP
370 inquote = 0;
371 quote = '\0';
0a753a76 372 }
68dc0745
PP
373 }
374 else {
375 quote = *ptr;
376 inquote++;
377 }
378 break;
379 case '>':
380 case '<':
381 case '|':
9404a519 382 if (!inquote)
68dc0745
PP
383 return TRUE;
384 default:
385 break;
0a753a76 386 }
68dc0745
PP
387 ++ptr;
388 }
389 return FALSE;
0a753a76
PP
390}
391
32e30700 392#if !defined(PERL_IMPLICIT_SYS)
68dc0745
PP
393/* since the current process environment is being updated in util.c
394 * the library functions will get the correct environment
395 */
396PerlIO *
4f63d024 397Perl_my_popen(pTHX_ char *cmd, char *mode)
0a753a76
PP
398{
399#ifdef FIXCMD
7766f137
GS
400#define fixcmd(x) { \
401 char *pspace = strchr((x),' '); \
402 if (pspace) { \
403 char *p = (x); \
404 while (p < pspace) { \
405 if (*p == '/') \
406 *p = '\\'; \
407 p++; \
408 } \
409 } \
410 }
0a753a76
PP
411#else
412#define fixcmd(x)
413#endif
68dc0745 414 fixcmd(cmd);
45bc9206 415 PERL_FLUSHALL_FOR_CHILD;
0a753a76 416 return win32_popen(cmd, mode);
0a753a76
PP
417}
418
68dc0745 419long
4f63d024 420Perl_my_pclose(pTHX_ PerlIO *fp)
0a753a76
PP
421{
422 return win32_pclose(fp);
423}
c69f6586 424#endif
0a753a76 425
0cb96387
GS
426DllExport unsigned long
427win32_os_id(void)
0a753a76 428{
8b10511d 429 static OSVERSIONINFO osver;
0a753a76 430
2d7a9237 431 if (osver.dwPlatformId != w32_platform) {
8b10511d
GS
432 memset(&osver, 0, sizeof(OSVERSIONINFO));
433 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
434 GetVersionEx(&osver);
2d7a9237 435 w32_platform = osver.dwPlatformId;
8b10511d 436 }
0cb96387 437 return (unsigned long)w32_platform;
0a753a76
PP
438}
439
7766f137
GS
440DllExport int
441win32_getpid(void)
442{
922b1888 443 int pid;
7766f137 444#ifdef USE_ITHREADS
acfe0abc 445 dTHX;
7766f137
GS
446 if (w32_pseudo_id)
447 return -((int)w32_pseudo_id);
448#endif
922b1888
GS
449 pid = _getpid();
450 /* Windows 9x appears to always reports a pid for threads and processes
451 * that has the high bit set. So we treat the lower 31 bits as the
452 * "real" PID for Perl's purposes. */
453 if (IsWin95() && pid < 0)
454 pid = -pid;
455 return pid;
7766f137
GS
456}
457
ce1da67e
GS
458/* Tokenize a string. Words are null-separated, and the list
459 * ends with a doubled null. Any character (except null and
460 * including backslash) may be escaped by preceding it with a
461 * backslash (the backslash will be stripped).
462 * Returns number of words in result buffer.
463 */
464static long
dff6d3cd 465tokenize(const char *str, char **dest, char ***destv)
ce1da67e
GS
466{
467 char *retstart = Nullch;
468 char **retvstart = 0;
469 int items = -1;
470 if (str) {
acfe0abc 471 dTHX;
ce1da67e
GS
472 int slen = strlen(str);
473 register char *ret;
474 register char **retv;
475 New(1307, ret, slen+2, char);
476 New(1308, retv, (slen+3)/2, char*);
477
478 retstart = ret;
479 retvstart = retv;
480 *retv = ret;
481 items = 0;
482 while (*str) {
483 *ret = *str++;
484 if (*ret == '\\' && *str)
485 *ret = *str++;
486 else if (*ret == ' ') {
487 while (*str == ' ')
488 str++;
489 if (ret == retstart)
490 ret--;
491 else {
492 *ret = '\0';
493 ++items;
494 if (*str)
495 *++retv = ret+1;
496 }
497 }
498 else if (!*str)
499 ++items;
500 ret++;
501 }
502 retvstart[items] = Nullch;
503 *ret++ = '\0';
504 *ret = '\0';
505 }
506 *dest = retstart;
507 *destv = retvstart;
508 return items;
509}
510
511static void
2d7a9237 512get_shell(void)
0a753a76 513{
acfe0abc 514 dTHX;
ce1da67e 515 if (!w32_perlshell_tokens) {
174c211a
GS
516 /* we don't use COMSPEC here for two reasons:
517 * 1. the same reason perl on UNIX doesn't use SHELL--rampant and
518 * uncontrolled unportability of the ensuing scripts.
519 * 2. PERL5SHELL could be set to a shell that may not be fit for
520 * interactive use (which is what most programs look in COMSPEC
521 * for).
522 */
dff6d3cd 523 const char* defaultshell = (IsWinNT()
11998fdb 524 ? "cmd.exe /x/d/c" : "command.com /c");
2fb9ab56 525 const char *usershell = PerlEnv_getenv("PERL5SHELL");
ce1da67e
GS
526 w32_perlshell_items = tokenize(usershell ? usershell : defaultshell,
527 &w32_perlshell_tokens,
528 &w32_perlshell_vec);
68dc0745 529 }
0a753a76
PP
530}
531
68dc0745 532int
54725af6 533Perl_do_aspawn(pTHX_ SV *really, SV **mark, SV **sp)
0a753a76 534{
68dc0745 535 char **argv;
2d7a9237 536 char *str;
68dc0745 537 int status;
2d7a9237 538 int flag = P_WAIT;
68dc0745 539 int index = 0;
68dc0745 540
2d7a9237
GS
541 if (sp <= mark)
542 return -1;
68dc0745 543
ce1da67e
GS
544 get_shell();
545 New(1306, argv, (sp - mark) + w32_perlshell_items + 2, char*);
2d7a9237
GS
546
547 if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) {
548 ++mark;
549 flag = SvIVx(*mark);
68dc0745
PP
550 }
551
9404a519 552 while (++mark <= sp) {
bb897dfc 553 if (*mark && (str = SvPV_nolen(*mark)))
2d7a9237
GS
554 argv[index++] = str;
555 else
556 argv[index++] = "";
68dc0745
PP
557 }
558 argv[index++] = 0;
3fadfdf1 559
2d7a9237 560 status = win32_spawnvp(flag,
bb897dfc 561 (const char*)(really ? SvPV_nolen(really) : argv[0]),
2d7a9237
GS
562 (const char* const*)argv);
563
80252599 564 if (status < 0 && (errno == ENOEXEC || errno == ENOENT)) {
2d7a9237 565 /* possible shell-builtin, invoke with shell */
ce1da67e
GS
566 int sh_items;
567 sh_items = w32_perlshell_items;
2d7a9237
GS
568 while (--index >= 0)
569 argv[index+sh_items] = argv[index];
ce1da67e
GS
570 while (--sh_items >= 0)
571 argv[sh_items] = w32_perlshell_vec[sh_items];
3fadfdf1 572
2d7a9237 573 status = win32_spawnvp(flag,
bb897dfc 574 (const char*)(really ? SvPV_nolen(really) : argv[0]),
2d7a9237
GS
575 (const char* const*)argv);
576 }
68dc0745 577
922b1888
GS
578 if (flag == P_NOWAIT) {
579 if (IsWin95())
580 PL_statusvalue = -1; /* >16bits hint for pp_system() */
581 }
582 else {
50892819 583 if (status < 0) {
0453d815 584 if (ckWARN(WARN_EXEC))
f98bc0c6 585 Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't spawn \"%s\": %s", argv[0], strerror(errno));
50892819
GS
586 status = 255 * 256;
587 }
588 else
589 status *= 256;
b28d0864 590 PL_statusvalue = status;
5aabfad6 591 }
ce1da67e 592 Safefree(argv);
50892819 593 return (status);
68dc0745
PP
594}
595
dd7038b3
JH
596/* returns pointer to the next unquoted space or the end of the string */
597static char*
598find_next_space(const char *s)
599{
600 bool in_quotes = FALSE;
601 while (*s) {
602 /* ignore doubled backslashes, or backslash+quote */
603 if (*s == '\\' && (s[1] == '\\' || s[1] == '"')) {
604 s += 2;
605 }
606 /* keep track of when we're within quotes */
607 else if (*s == '"') {
608 s++;
609 in_quotes = !in_quotes;
610 }
611 /* break it up only at spaces that aren't in quotes */
612 else if (!in_quotes && isSPACE(*s))
613 return (char*)s;
614 else
615 s++;
616 }
617 return (char*)s;
618}
619
54725af6
GS
620static int
621do_spawn2(pTHX_ char *cmd, int exectype)
68dc0745
PP
622{
623 char **a;
624 char *s;
625 char **argv;
626 int status = -1;
627 BOOL needToTry = TRUE;
2d7a9237 628 char *cmd2;
68dc0745 629
2d7a9237
GS
630 /* Save an extra exec if possible. See if there are shell
631 * metacharacters in it */
e200fe59 632 if (!has_shell_metachars(cmd)) {
fc36a67e
PP
633 New(1301,argv, strlen(cmd) / 2 + 2, char*);
634 New(1302,cmd2, strlen(cmd) + 1, char);
68dc0745
PP
635 strcpy(cmd2, cmd);
636 a = argv;
637 for (s = cmd2; *s;) {
de030af3 638 while (*s && isSPACE(*s))
68dc0745
PP
639 s++;
640 if (*s)
641 *(a++) = s;
dd7038b3 642 s = find_next_space(s);
9404a519 643 if (*s)
68dc0745 644 *s++ = '\0';
0a753a76 645 }
68dc0745 646 *a = Nullch;
ce1da67e 647 if (argv[0]) {
6890e559
GS
648 switch (exectype) {
649 case EXECF_SPAWN:
650 status = win32_spawnvp(P_WAIT, argv[0],
651 (const char* const*)argv);
652 break;
653 case EXECF_SPAWN_NOWAIT:
654 status = win32_spawnvp(P_NOWAIT, argv[0],
655 (const char* const*)argv);
656 break;
657 case EXECF_EXEC:
658 status = win32_execvp(argv[0], (const char* const*)argv);
659 break;
660 }
2d7a9237 661 if (status != -1 || errno == 0)
68dc0745 662 needToTry = FALSE;
0a753a76 663 }
0a753a76 664 Safefree(argv);
68dc0745
PP
665 Safefree(cmd2);
666 }
2d7a9237 667 if (needToTry) {
ce1da67e
GS
668 char **argv;
669 int i = -1;
670 get_shell();
671 New(1306, argv, w32_perlshell_items + 2, char*);
672 while (++i < w32_perlshell_items)
673 argv[i] = w32_perlshell_vec[i];
2d7a9237
GS
674 argv[i++] = cmd;
675 argv[i] = Nullch;
6890e559
GS
676 switch (exectype) {
677 case EXECF_SPAWN:
678 status = win32_spawnvp(P_WAIT, argv[0],
679 (const char* const*)argv);
680 break;
681 case EXECF_SPAWN_NOWAIT:
682 status = win32_spawnvp(P_NOWAIT, argv[0],
683 (const char* const*)argv);
684 break;
685 case EXECF_EXEC:
686 status = win32_execvp(argv[0], (const char* const*)argv);
687 break;
688 }
ce1da67e
GS
689 cmd = argv[0];
690 Safefree(argv);
68dc0745 691 }
922b1888
GS
692 if (exectype == EXECF_SPAWN_NOWAIT) {
693 if (IsWin95())
694 PL_statusvalue = -1; /* >16bits hint for pp_system() */
695 }
696 else {
50892819 697 if (status < 0) {
0453d815 698 if (ckWARN(WARN_EXEC))
f98bc0c6 699 Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't %s \"%s\": %s",
50892819
GS
700 (exectype == EXECF_EXEC ? "exec" : "spawn"),
701 cmd, strerror(errno));
702 status = 255 * 256;
703 }
704 else
705 status *= 256;
b28d0864 706 PL_statusvalue = status;
5aabfad6 707 }
50892819 708 return (status);
0a753a76
PP
709}
710
6890e559 711int
54725af6 712Perl_do_spawn(pTHX_ char *cmd)
6890e559 713{
54725af6 714 return do_spawn2(aTHX_ cmd, EXECF_SPAWN);
6890e559
GS
715}
716
2d7a9237 717int
54725af6 718Perl_do_spawn_nowait(pTHX_ char *cmd)
2d7a9237 719{
54725af6 720 return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT);
2d7a9237
GS
721}
722
6890e559 723bool
4f63d024 724Perl_do_exec(pTHX_ char *cmd)
6890e559 725{
54725af6 726 do_spawn2(aTHX_ cmd, EXECF_EXEC);
6890e559
GS
727 return FALSE;
728}
729
68dc0745
PP
730/* The idea here is to read all the directory names into a string table
731 * (separated by nulls) and when one of the other dir functions is called
732 * return the pointer to the current file name.
733 */
c5be433b 734DllExport DIR *
ce2e26e5 735win32_opendir(char *filename)
0a753a76 736{
acfe0abc 737 dTHX;
95136add 738 DIR *dirp;
9404a519
GS
739 long len;
740 long idx;
741 char scanname[MAX_PATH+3];
c623ac67 742 Stat_t sbuf;
7fac1903
GS
743 WIN32_FIND_DATAA aFindData;
744 WIN32_FIND_DATAW wFindData;
9404a519 745 HANDLE fh;
7fac1903 746 char buffer[MAX_PATH*2];
82867ecf 747 WCHAR wbuffer[MAX_PATH+1];
95136add 748 char* ptr;
9404a519
GS
749
750 len = strlen(filename);
751 if (len > MAX_PATH)
752 return NULL;
68dc0745
PP
753
754 /* check to see if filename is a directory */
69d3ab13 755 if (win32_stat(filename, &sbuf) < 0 || !S_ISDIR(sbuf.st_mode))
24caa93f 756 return NULL;
68dc0745 757
68dc0745 758 /* Get us a DIR structure */
95136add 759 Newz(1303, dirp, 1, DIR);
68dc0745
PP
760
761 /* Create the search pattern */
762 strcpy(scanname, filename);
23db2e2d
GS
763
764 /* bare drive name means look in cwd for drive */
765 if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') {
766 scanname[len++] = '.';
767 scanname[len++] = '/';
768 }
769 else if (scanname[len-1] != '/' && scanname[len-1] != '\\') {
9404a519 770 scanname[len++] = '/';
23db2e2d 771 }
9404a519
GS
772 scanname[len++] = '*';
773 scanname[len] = '\0';
68dc0745
PP
774
775 /* do the FindFirstFile call */
7fac1903 776 if (USING_WIDE()) {
0cb96387 777 A2WHELPER(scanname, wbuffer, sizeof(wbuffer));
7766f137 778 fh = FindFirstFileW(PerlDir_mapW(wbuffer), &wFindData);
7fac1903
GS
779 }
780 else {
7766f137 781 fh = FindFirstFileA(PerlDir_mapA(scanname), &aFindData);
7fac1903 782 }
95136add 783 dirp->handle = fh;
9404a519 784 if (fh == INVALID_HANDLE_VALUE) {
95136add 785 DWORD err = GetLastError();
21e72512 786 /* FindFirstFile() fails on empty drives! */
95136add
GS
787 switch (err) {
788 case ERROR_FILE_NOT_FOUND:
789 return dirp;
790 case ERROR_NO_MORE_FILES:
791 case ERROR_PATH_NOT_FOUND:
792 errno = ENOENT;
793 break;
794 case ERROR_NOT_ENOUGH_MEMORY:
795 errno = ENOMEM;
796 break;
797 default:
798 errno = EINVAL;
799 break;
800 }
801 Safefree(dirp);
68dc0745
PP
802 return NULL;
803 }
804
805 /* now allocate the first part of the string table for
806 * the filenames that we find.
807 */
7fac1903 808 if (USING_WIDE()) {
0cb96387 809 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
7fac1903
GS
810 ptr = buffer;
811 }
812 else {
813 ptr = aFindData.cFileName;
814 }
815 idx = strlen(ptr)+1;
95136add
GS
816 if (idx < 256)
817 dirp->size = 128;
818 else
819 dirp->size = idx;
820 New(1304, dirp->start, dirp->size, char);
821 strcpy(dirp->start, ptr);
822 dirp->nfiles++;
823 dirp->end = dirp->curr = dirp->start;
824 dirp->end += idx;
825 return dirp;
0a753a76
PP
826}
827
828
68dc0745
PP
829/* Readdir just returns the current string pointer and bumps the
830 * string pointer to the nDllExport entry.
831 */
c5be433b 832DllExport struct direct *
ce2e26e5 833win32_readdir(DIR *dirp)
0a753a76 834{
95136add 835 long len;
0a753a76 836
68dc0745
PP
837 if (dirp->curr) {
838 /* first set up the structure to return */
839 len = strlen(dirp->curr);
0f38926b 840 strcpy(dirp->dirstr.d_name, dirp->curr);
68dc0745 841 dirp->dirstr.d_namlen = len;
0a753a76 842
68dc0745 843 /* Fake an inode */
0f38926b 844 dirp->dirstr.d_ino = dirp->curr - dirp->start;
0a753a76 845
95136add 846 /* Now set up for the next call to readdir */
68dc0745 847 dirp->curr += len + 1;
95136add 848 if (dirp->curr >= dirp->end) {
acfe0abc 849 dTHX;
95136add
GS
850 char* ptr;
851 BOOL res;
852 WIN32_FIND_DATAW wFindData;
853 WIN32_FIND_DATAA aFindData;
854 char buffer[MAX_PATH*2];
855
856 /* finding the next file that matches the wildcard
857 * (which should be all of them in this directory!).
95136add
GS
858 */
859 if (USING_WIDE()) {
860 res = FindNextFileW(dirp->handle, &wFindData);
861 if (res) {
862 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
863 ptr = buffer;
864 }
865 }
866 else {
867 res = FindNextFileA(dirp->handle, &aFindData);
868 if (res)
869 ptr = aFindData.cFileName;
870 }
871 if (res) {
0f38926b
GS
872 long endpos = dirp->end - dirp->start;
873 long newsize = endpos + strlen(ptr) + 1;
95136add 874 /* bump the string table size by enough for the
022735b4 875 * new name and its null terminator */
0f38926b
GS
876 while (newsize > dirp->size) {
877 long curpos = dirp->curr - dirp->start;
95136add
GS
878 dirp->size *= 2;
879 Renew(dirp->start, dirp->size, char);
0f38926b 880 dirp->curr = dirp->start + curpos;
95136add 881 }
0f38926b
GS
882 strcpy(dirp->start + endpos, ptr);
883 dirp->end = dirp->start + newsize;
95136add
GS
884 dirp->nfiles++;
885 }
886 else
887 dirp->curr = NULL;
68dc0745 888 }
68dc0745 889 return &(dirp->dirstr);
3fadfdf1 890 }
68dc0745
PP
891 else
892 return NULL;
0a753a76
PP
893}
894
68dc0745 895/* Telldir returns the current string pointer position */
c5be433b 896DllExport long
ce2e26e5 897win32_telldir(DIR *dirp)
0a753a76 898{
95136add 899 return (dirp->curr - dirp->start);
0a753a76
PP
900}
901
902
68dc0745 903/* Seekdir moves the string pointer to a previously saved position
95136add 904 * (returned by telldir).
68dc0745 905 */
c5be433b 906DllExport void
ce2e26e5 907win32_seekdir(DIR *dirp, long loc)
0a753a76 908{
95136add 909 dirp->curr = dirp->start + loc;
0a753a76
PP
910}
911
68dc0745 912/* Rewinddir resets the string pointer to the start */
c5be433b 913DllExport void
ce2e26e5 914win32_rewinddir(DIR *dirp)
0a753a76
PP
915{
916 dirp->curr = dirp->start;
917}
918
68dc0745 919/* free the memory allocated by opendir */
c5be433b 920DllExport int
ce2e26e5 921win32_closedir(DIR *dirp)
0a753a76 922{
acfe0abc 923 dTHX;
95136add 924 if (dirp->handle != INVALID_HANDLE_VALUE)
0f38926b 925 FindClose(dirp->handle);
0a753a76
PP
926 Safefree(dirp->start);
927 Safefree(dirp);
68dc0745 928 return 1;
0a753a76
PP
929}
930
931
68dc0745
PP
932/*
933 * various stubs
934 */
0a753a76
PP
935
936
68dc0745
PP
937/* Ownership
938 *
939 * Just pretend that everyone is a superuser. NT will let us know if
940 * we don\'t really have permission to do something.
941 */
0a753a76
PP
942
943#define ROOT_UID ((uid_t)0)
944#define ROOT_GID ((gid_t)0)
945
68dc0745
PP
946uid_t
947getuid(void)
0a753a76 948{
68dc0745 949 return ROOT_UID;
0a753a76
PP
950}
951
68dc0745
PP
952uid_t
953geteuid(void)
0a753a76 954{
68dc0745 955 return ROOT_UID;
0a753a76
PP
956}
957
68dc0745
PP
958gid_t
959getgid(void)
0a753a76 960{
68dc0745 961 return ROOT_GID;
0a753a76
PP
962}
963
68dc0745
PP
964gid_t
965getegid(void)
0a753a76 966{
68dc0745 967 return ROOT_GID;
0a753a76
PP
968}
969
68dc0745 970int
22239a37 971setuid(uid_t auid)
3fadfdf1 972{
22239a37 973 return (auid == ROOT_UID ? 0 : -1);
0a753a76
PP
974}
975
68dc0745 976int
22239a37 977setgid(gid_t agid)
0a753a76 978{
22239a37 979 return (agid == ROOT_GID ? 0 : -1);
0a753a76
PP
980}
981
e34ffe5a
GS
982char *
983getlogin(void)
984{
acfe0abc 985 dTHX;
3352bfcb
GS
986 char *buf = w32_getlogin_buffer;
987 DWORD size = sizeof(w32_getlogin_buffer);
e34ffe5a
GS
988 if (GetUserName(buf,&size))
989 return buf;
990 return (char*)NULL;
991}
992
b990f8c8
GS
993int
994chown(const char *path, uid_t owner, gid_t group)
995{
996 /* XXX noop */
1c1c7f20 997 return 0;
b990f8c8
GS
998}
999
00b02797
JH
1000/*
1001 * XXX this needs strengthening (for PerlIO)
1002 * -- BKS, 11-11-200
1003*/
1004int mkstemp(const char *path)
1005{
1006 dTHX;
1007 char buf[MAX_PATH+1];
1008 int i = 0, fd = -1;
1009
1010retry:
1011 if (i++ > 10) { /* give up */
1012 errno = ENOENT;
1013 return -1;
1014 }
1015 if (!GetTempFileNameA((LPCSTR)path, "plr", 1, buf)) {
1016 errno = ENOENT;
1017 return -1;
1018 }
1019 fd = PerlLIO_open3(buf, O_CREAT|O_RDWR|O_EXCL, 0600);
1020 if (fd == -1)
1021 goto retry;
1022 return fd;
1023}
1024
0aaad0ff
GS
1025static long
1026find_pid(int pid)
0a753a76 1027{
acfe0abc 1028 dTHX;
7766f137
GS
1029 long child = w32_num_children;
1030 while (--child >= 0) {
eb160463 1031 if ((int)w32_child_pids[child] == pid)
0aaad0ff
GS
1032 return child;
1033 }
1034 return -1;
1035}
1036
1037static void
1038remove_dead_process(long child)
1039{
1040 if (child >= 0) {
acfe0abc 1041 dTHX;
0aaad0ff 1042 CloseHandle(w32_child_handles[child]);
c00206c8 1043 Move(&w32_child_handles[child+1], &w32_child_handles[child],
0aaad0ff 1044 (w32_num_children-child-1), HANDLE);
c00206c8 1045 Move(&w32_child_pids[child+1], &w32_child_pids[child],
0aaad0ff
GS
1046 (w32_num_children-child-1), DWORD);
1047 w32_num_children--;
f55ee38a 1048 }
f55ee38a
GS
1049}
1050
7766f137
GS
1051#ifdef USE_ITHREADS
1052static long
1053find_pseudo_pid(int pid)
1054{
acfe0abc 1055 dTHX;
7766f137
GS
1056 long child = w32_num_pseudo_children;
1057 while (--child >= 0) {
eb160463 1058 if ((int)w32_pseudo_child_pids[child] == pid)
7766f137
GS
1059 return child;
1060 }
1061 return -1;
1062}
1063
1064static void
1065remove_dead_pseudo_process(long child)
1066{
1067 if (child >= 0) {
acfe0abc 1068 dTHX;
7766f137 1069 CloseHandle(w32_pseudo_child_handles[child]);
c00206c8 1070 Move(&w32_pseudo_child_handles[child+1], &w32_pseudo_child_handles[child],
7766f137 1071 (w32_num_pseudo_children-child-1), HANDLE);
c00206c8 1072 Move(&w32_pseudo_child_pids[child+1], &w32_pseudo_child_pids[child],
7766f137
GS
1073 (w32_num_pseudo_children-child-1), DWORD);
1074 w32_num_pseudo_children--;
1075 }
1076}
1077#endif
1078
f55ee38a
GS
1079DllExport int
1080win32_kill(int pid, int sig)
1081{
acfe0abc 1082 dTHX;
0aaad0ff 1083 HANDLE hProcess;
c66b022d 1084 long child;
48db714f 1085 int retval;
7766f137
GS
1086#ifdef USE_ITHREADS
1087 if (pid < 0) {
1088 /* it is a pseudo-forked child */
c66b022d 1089 child = find_pseudo_pid(-pid);
7766f137
GS
1090 if (child >= 0) {
1091 hProcess = w32_pseudo_child_handles[child];
7e5f34c0
NIS
1092 switch (sig) {
1093 case 0:
c843839f 1094 /* "Does process exist?" use of kill */
7766f137 1095 return 0;
7e5f34c0
NIS
1096 case 9:
1097 /* kill -9 style un-graceful exit */
1098 if (TerminateThread(hProcess, sig)) {
1099 remove_dead_pseudo_process(child);
1100 return 0;
1101 }
1102 break;
1103 default:
fb6be350
NK
1104 /* We fake signals to pseudo-processes using Win32
1105 * message queue. In Win9X the pids are negative already. */
1106 if (PostThreadMessage(IsWin95() ? pid : -pid,WM_USER,sig,0)) {
3fadfdf1 1107 /* It might be us ... */
7e5f34c0
NIS
1108 PERL_ASYNC_CHECK();
1109 return 0;
1110 }
1111 break;
1112 }
7766f137 1113 }
922b1888
GS
1114 else if (IsWin95()) {
1115 pid = -pid;
1116 goto alien_process;
1117 }
68dc0745 1118 }
7766f137
GS
1119 else
1120#endif
1121 {
c66b022d 1122 child = find_pid(pid);
7766f137 1123 if (child >= 0) {
7e5f34c0
NIS
1124 hProcess = w32_child_handles[child];
1125 switch(sig) {
1126 case 0:
c843839f 1127 /* "Does process exist?" use of kill */
7766f137 1128 return 0;
7e5f34c0
NIS
1129 case 2:
1130 if (GenerateConsoleCtrlEvent(CTRL_C_EVENT,pid))
1131 return 0;
1132 break;
9e200fca
JD
1133 case SIGBREAK:
1134 case SIGTERM:
1135 if (GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT,pid))
1136 return 0;
1137 break;
c843839f 1138 default: /* For now be backwards compatible with perl5.6 */
7e5f34c0
NIS
1139 case 9:
1140 if (TerminateProcess(hProcess, sig)) {
1141 remove_dead_process(child);
1142 return 0;
1143 }
1144 break;
1145 }
7766f137
GS
1146 }
1147 else {
922b1888 1148alien_process:
48db714f 1149 retval = -1;
922b1888
GS
1150 hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE,
1151 (IsWin95() ? -pid : pid));
42b8b86c 1152 if (hProcess) {
7e5f34c0
NIS
1153 switch(sig) {
1154 case 0:
c843839f 1155 /* "Does process exist?" use of kill */
48db714f
JD
1156 retval = 0;
1157 break;
7e5f34c0
NIS
1158 case 2:
1159 if (GenerateConsoleCtrlEvent(CTRL_C_EVENT,pid))
48db714f 1160 retval = 0;
7e5f34c0 1161 break;
9e200fca
JD
1162 case SIGBREAK:
1163 case SIGTERM:
1164 if (GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT,pid))
1165 retval = 0;
1166 break;
c843839f 1167 default: /* For now be backwards compatible with perl5.6 */
7e5f34c0 1168 case 9:
48db714f
JD
1169 if (TerminateProcess(hProcess, sig))
1170 retval = 0;
1171 break;
42b8b86c 1172 }
7766f137 1173 }
48db714f
JD
1174 CloseHandle(hProcess);
1175 if (retval == 0)
1176 return 0;
7766f137
GS
1177 }
1178 }
1179 errno = EINVAL;
1180 return -1;
0a753a76 1181}
fbbbcc48 1182
68dc0745 1183DllExport int
c623ac67 1184win32_stat(const char *path, Stat_t *sbuf)
0a753a76 1185{
acfe0abc 1186 dTHX;
3fadfdf1 1187 char buffer[MAX_PATH+1];
68dc0745 1188 int l = strlen(path);
67fbe06e 1189 int res;
82867ecf 1190 WCHAR wbuffer[MAX_PATH+1];
e9ff6d27 1191 WCHAR* pwbuffer;
6b980173
JD
1192 HANDLE handle;
1193 int nlink = 1;
0a753a76 1194
68dc0745
PP
1195 if (l > 1) {
1196 switch(path[l - 1]) {
e1dbac94
GS
1197 /* FindFirstFile() and stat() are buggy with a trailing
1198 * backslash, so change it to a forward slash :-( */
68dc0745 1199 case '\\':
0b96339f
JD
1200 if (l >= sizeof(buffer)) {
1201 errno = ENAMETOOLONG;
1202 return -1;
1203 }
426c1a18
GS
1204 strncpy(buffer, path, l-1);
1205 buffer[l - 1] = '/';
1206 buffer[l] = '\0';
1207 path = buffer;
e1dbac94 1208 break;
23db2e2d 1209 /* FindFirstFile() is buggy with "x:", so add a dot :-( */
e1dbac94
GS
1210 case ':':
1211 if (l == 2 && isALPHA(path[0])) {
426c1a18
GS
1212 buffer[0] = path[0];
1213 buffer[1] = ':';
1214 buffer[2] = '.';
1215 buffer[3] = '\0';
e1dbac94 1216 l = 3;
426c1a18 1217 path = buffer;
e1dbac94
GS
1218 }
1219 break;
68dc0745
PP
1220 }
1221 }
6b980173
JD
1222
1223 /* We *must* open & close the file once; otherwise file attribute changes */
1224 /* might not yet have propagated to "other" hard links of the same file. */
1225 /* This also gives us an opportunity to determine the number of links. */
7fac1903 1226 if (USING_WIDE()) {
0cb96387 1227 A2WHELPER(path, wbuffer, sizeof(wbuffer));
e9ff6d27
GS
1228 pwbuffer = PerlDir_mapW(wbuffer);
1229 handle = CreateFileW(pwbuffer, 0, 0, NULL, OPEN_EXISTING, 0, NULL);
7fac1903
GS
1230 }
1231 else {
e9ff6d27
GS
1232 path = PerlDir_mapA(path);
1233 l = strlen(path);
1234 handle = CreateFileA(path, 0, 0, NULL, OPEN_EXISTING, 0, NULL);
6b980173
JD
1235 }
1236 if (handle != INVALID_HANDLE_VALUE) {
1237 BY_HANDLE_FILE_INFORMATION bhi;
1238 if (GetFileInformationByHandle(handle, &bhi))
1239 nlink = bhi.nNumberOfLinks;
1240 CloseHandle(handle);
7fac1903 1241 }
6b980173 1242
e9ff6d27 1243 /* pwbuffer or path will be mapped correctly above */
7766f137 1244 if (USING_WIDE()) {
c623ac67
GS
1245#if defined(WIN64) || defined(USE_LARGE_FILES)
1246 res = _wstati64(pwbuffer, sbuf);
1247#else
eb160463 1248 res = _wstat(pwbuffer, (struct _stat*)sbuf);
c623ac67 1249#endif
7766f137
GS
1250 }
1251 else {
c623ac67
GS
1252#if defined(WIN64) || defined(USE_LARGE_FILES)
1253 res = _stati64(path, sbuf);
1254#else
e9ff6d27 1255 res = stat(path, sbuf);
c623ac67 1256#endif
7766f137 1257 }
426c1a18 1258 sbuf->st_nlink = nlink;
6b980173 1259
24caa93f
GS
1260 if (res < 0) {
1261 /* CRT is buggy on sharenames, so make sure it really isn't.
1262 * XXX using GetFileAttributesEx() will enable us to set
426c1a18 1263 * sbuf->st_*time (but note that's not available on the
24caa93f 1264 * Windows of 1995) */
7fac1903
GS
1265 DWORD r;
1266 if (USING_WIDE()) {
e9ff6d27 1267 r = GetFileAttributesW(pwbuffer);
7fac1903
GS
1268 }
1269 else {
e9ff6d27 1270 r = GetFileAttributesA(path);
7fac1903 1271 }
24caa93f 1272 if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) {
426c1a18 1273 /* sbuf may still contain old garbage since stat() failed */
c623ac67 1274 Zero(sbuf, 1, Stat_t);
426c1a18 1275 sbuf->st_mode = S_IFDIR | S_IREAD;
24caa93f
GS
1276 errno = 0;
1277 if (!(r & FILE_ATTRIBUTE_READONLY))
426c1a18 1278 sbuf->st_mode |= S_IWRITE | S_IEXEC;
24caa93f
GS
1279 return 0;
1280 }
1281 }
24caa93f 1282 else {
e1dbac94
GS
1283 if (l == 3 && isALPHA(path[0]) && path[1] == ':'
1284 && (path[2] == '\\' || path[2] == '/'))
2293b0e9
AB
1285 {
1286 /* The drive can be inaccessible, some _stat()s are buggy */
7fac1903 1287 if (USING_WIDE()
e9ff6d27
GS
1288 ? !GetVolumeInformationW(pwbuffer,NULL,0,NULL,NULL,NULL,NULL,0)
1289 : !GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) {
2293b0e9
AB
1290 errno = ENOENT;
1291 return -1;
1292 }
1293 }
1294#ifdef __BORLANDC__
426c1a18
GS
1295 if (S_ISDIR(sbuf->st_mode))
1296 sbuf->st_mode |= S_IWRITE | S_IEXEC;
1297 else if (S_ISREG(sbuf->st_mode)) {
d0650a05 1298 int perms;
67fbe06e
GS
1299 if (l >= 4 && path[l-4] == '.') {
1300 const char *e = path + l - 3;
1301 if (strnicmp(e,"exe",3)
1302 && strnicmp(e,"bat",3)
1303 && strnicmp(e,"com",3)
1304 && (IsWin95() || strnicmp(e,"cmd",3)))
426c1a18 1305 sbuf->st_mode &= ~S_IEXEC;
67fbe06e 1306 else
426c1a18 1307 sbuf->st_mode |= S_IEXEC;
67fbe06e
GS
1308 }
1309 else
426c1a18 1310 sbuf->st_mode &= ~S_IEXEC;
d0650a05
GS
1311 /* Propagate permissions to _group_ and _others_ */
1312 perms = sbuf->st_mode & (S_IREAD|S_IWRITE|S_IEXEC);
1313 sbuf->st_mode |= (perms>>3) | (perms>>6);
67fbe06e 1314 }
67fbe06e 1315#endif
2293b0e9 1316 }
67fbe06e 1317 return res;
0a753a76
PP
1318}
1319
bb27e7b6
JH
1320#define isSLASH(c) ((c) == '/' || (c) == '\\')
1321#define SKIP_SLASHES(s) \
1322 STMT_START { \
1323 while (*(s) && isSLASH(*(s))) \
1324 ++(s); \
1325 } STMT_END
1326#define COPY_NONSLASHES(d,s) \
1327 STMT_START { \
1328 while (*(s) && !isSLASH(*(s))) \
1329 *(d)++ = *(s)++; \
1330 } STMT_END
1331
8ac9c18d
GS
1332/* Find the longname of a given path. path is destructively modified.
1333 * It should have space for at least MAX_PATH characters. */
1334DllExport char *
1335win32_longpath(char *path)
1336{
1337 WIN32_FIND_DATA fdata;
1338 HANDLE fhand;
1339 char tmpbuf[MAX_PATH+1];
1340 char *tmpstart = tmpbuf;
1341 char *start = path;
1342 char sep;
1343 if (!path)
1344 return Nullch;
1345
1346 /* drive prefix */
bb27e7b6 1347 if (isALPHA(path[0]) && path[1] == ':') {
8ac9c18d
GS
1348 start = path + 2;
1349 *tmpstart++ = path[0];
1350 *tmpstart++ = ':';
1351 }
1352 /* UNC prefix */
bb27e7b6 1353 else if (isSLASH(path[0]) && isSLASH(path[1])) {
8ac9c18d 1354 start = path + 2;
52fcf7ee
GS
1355 *tmpstart++ = path[0];
1356 *tmpstart++ = path[1];
bb27e7b6
JH
1357 SKIP_SLASHES(start);
1358 COPY_NONSLASHES(tmpstart,start); /* copy machine name */
8ac9c18d 1359 if (*start) {
bb27e7b6
JH
1360 *tmpstart++ = *start++;
1361 SKIP_SLASHES(start);
1362 COPY_NONSLASHES(tmpstart,start); /* copy share name */
8ac9c18d
GS
1363 }
1364 }
8ac9c18d 1365 *tmpstart = '\0';
bb27e7b6
JH
1366 while (*start) {
1367 /* copy initial slash, if any */
1368 if (isSLASH(*start)) {
1369 *tmpstart++ = *start++;
1370 *tmpstart = '\0';
1371 SKIP_SLASHES(start);
1372 }
1373
1374 /* FindFirstFile() expands "." and "..", so we need to pass
1375 * those through unmolested */
1376 if (*start == '.'
1377 && (!start[1] || isSLASH(start[1])
1378 || (start[1] == '.' && (!start[2] || isSLASH(start[2])))))
1379 {
1380 COPY_NONSLASHES(tmpstart,start); /* copy "." or ".." */
1381 *tmpstart = '\0';
1382 continue;
1383 }
1384
1385 /* if this is the end, bust outta here */
1386 if (!*start)
1387 break;
8ac9c18d 1388
bb27e7b6
JH
1389 /* now we're at a non-slash; walk up to next slash */
1390 while (*start && !isSLASH(*start))
8ac9c18d 1391 ++start;
8ac9c18d
GS
1392
1393 /* stop and find full name of component */
bb27e7b6 1394 sep = *start;
8ac9c18d
GS
1395 *start = '\0';
1396 fhand = FindFirstFile(path,&fdata);
bb27e7b6 1397 *start = sep;
8ac9c18d 1398 if (fhand != INVALID_HANDLE_VALUE) {
bb27e7b6
JH
1399 STRLEN len = strlen(fdata.cFileName);
1400 if ((STRLEN)(tmpbuf + sizeof(tmpbuf) - tmpstart) > len) {
1401 strcpy(tmpstart, fdata.cFileName);
1402 tmpstart += len;
1403 FindClose(fhand);
1404 }
1405 else {
1406 FindClose(fhand);
1407 errno = ERANGE;
1408 return Nullch;
1409 }
8ac9c18d
GS
1410 }
1411 else {
1412 /* failed a step, just return without side effects */
bf49b057 1413 /*PerlIO_printf(Perl_debug_log, "Failed to find %s\n", path);*/
bb27e7b6 1414 errno = EINVAL;
8ac9c18d
GS
1415 return Nullch;
1416 }
1417 }
1418 strcpy(path,tmpbuf);
1419 return path;
1420}
1421
0551aaa8
GS
1422DllExport char *
1423win32_getenv(const char *name)
1424{
acfe0abc 1425 dTHX;
82867ecf 1426 WCHAR wBuffer[MAX_PATH+1];
0551aaa8 1427 DWORD needlen;
51371543 1428 SV *curitem = Nullsv;
58a50f62 1429
7fac1903 1430 if (USING_WIDE()) {
0cb96387 1431 A2WHELPER(name, wBuffer, sizeof(wBuffer));
51371543 1432 needlen = GetEnvironmentVariableW(wBuffer, NULL, 0);
7fac1903
GS
1433 }
1434 else
51371543 1435 needlen = GetEnvironmentVariableA(name,NULL,0);
58a50f62 1436 if (needlen != 0) {
51371543 1437 curitem = sv_2mortal(newSVpvn("", 0));
7fac1903 1438 if (USING_WIDE()) {
51371543
GS
1439 SV *acuritem;
1440 do {
1441 SvGROW(curitem, (needlen+1)*sizeof(WCHAR));
1442 needlen = GetEnvironmentVariableW(wBuffer,
1443 (WCHAR*)SvPVX(curitem),
1444 needlen);
1445 } while (needlen >= SvLEN(curitem)/sizeof(WCHAR));
c5be433b 1446 SvCUR_set(curitem, (needlen*sizeof(WCHAR))+1);
51371543
GS
1447 acuritem = sv_2mortal(newSVsv(curitem));
1448 W2AHELPER((WCHAR*)SvPVX(acuritem), SvPVX(curitem), SvCUR(curitem));
7fac1903
GS
1449 }
1450 else {
51371543
GS
1451 do {
1452 SvGROW(curitem, needlen+1);
1453 needlen = GetEnvironmentVariableA(name,SvPVX(curitem),
1454 needlen);
1455 } while (needlen >= SvLEN(curitem));
1456 SvCUR_set(curitem, needlen);
58a50f62 1457 }
0551aaa8 1458 }
c934e9d4 1459 else {
7a5f8e82 1460 /* allow any environment variables that begin with 'PERL'
c934e9d4 1461 to be stored in the registry */
51371543 1462 if (strncmp(name, "PERL", 4) == 0)
c5be433b 1463 (void)get_regstr(name, &curitem);
c69f6586 1464 }
51371543
GS
1465 if (curitem && SvCUR(curitem))
1466 return SvPVX(curitem);
58a50f62 1467
51371543 1468 return Nullch;
0551aaa8
GS
1469}
1470
ac5c734f
GS
1471DllExport int
1472win32_putenv(const char *name)
1473{
acfe0abc 1474 dTHX;
ac5c734f
GS
1475 char* curitem;
1476 char* val;
7fac1903
GS
1477 WCHAR* wCuritem;
1478 WCHAR* wVal;
1479 int length, relval = -1;
51371543 1480
73c4f7a1 1481 if (name) {
7fac1903
GS
1482 if (USING_WIDE()) {
1483 length = strlen(name)+1;
1484 New(1309,wCuritem,length,WCHAR);
c5be433b 1485 A2WHELPER(name, wCuritem, length*sizeof(WCHAR));
7fac1903 1486 wVal = wcschr(wCuritem, '=');
7766f137 1487 if (wVal) {
7fac1903 1488 *wVal++ = '\0';
7766f137 1489 if (SetEnvironmentVariableW(wCuritem, *wVal ? wVal : NULL))
7fac1903
GS
1490 relval = 0;
1491 }
1492 Safefree(wCuritem);
1493 }
1494 else {
1495 New(1309,curitem,strlen(name)+1,char);
1496 strcpy(curitem, name);
1497 val = strchr(curitem, '=');
7766f137 1498 if (val) {
7fac1903
GS
1499 /* The sane way to deal with the environment.
1500 * Has these advantages over putenv() & co.:
1501 * * enables us to store a truly empty value in the
1502 * environment (like in UNIX).
1503 * * we don't have to deal with RTL globals, bugs and leaks.
1504 * * Much faster.
1505 * Why you may want to enable USE_WIN32_RTL_ENV:
1506 * * environ[] and RTL functions will not reflect changes,
1507 * which might be an issue if extensions want to access
1508 * the env. via RTL. This cuts both ways, since RTL will
1509 * not see changes made by extensions that call the Win32
1510 * functions directly, either.
1511 * GSAR 97-06-07
1512 */
1513 *val++ = '\0';
7766f137 1514 if (SetEnvironmentVariableA(curitem, *val ? val : NULL))
7fac1903
GS
1515 relval = 0;
1516 }
1517 Safefree(curitem);
ac5c734f 1518 }
ac5c734f
GS
1519 }
1520 return relval;
1521}
1522
d55594ae 1523static long
2d7a9237 1524filetime_to_clock(PFILETIME ft)
d55594ae 1525{
7766f137
GS
1526 __int64 qw = ft->dwHighDateTime;
1527 qw <<= 32;
1528 qw |= ft->dwLowDateTime;
1529 qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */
1530 return (long) qw;
d55594ae
GS
1531}
1532
f3986ebb
GS
1533DllExport int
1534win32_times(struct tms *timebuf)
0a753a76 1535{
d55594ae
GS
1536 FILETIME user;
1537 FILETIME kernel;
1538 FILETIME dummy;
50ee8e5e 1539 clock_t process_time_so_far = clock();
3fadfdf1 1540 if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy,
d55594ae 1541 &kernel,&user)) {
2d7a9237
GS
1542 timebuf->tms_utime = filetime_to_clock(&user);
1543 timebuf->tms_stime = filetime_to_clock(&kernel);
d55594ae
GS
1544 timebuf->tms_cutime = 0;
1545 timebuf->tms_cstime = 0;
3fadfdf1 1546 } else {
d55594ae 1547 /* That failed - e.g. Win95 fallback to clock() */
50ee8e5e 1548 timebuf->tms_utime = process_time_so_far;
d55594ae
GS
1549 timebuf->tms_stime = 0;
1550 timebuf->tms_cutime = 0;
1551 timebuf->tms_cstime = 0;
1552 }
50ee8e5e 1553 return process_time_so_far;
0a753a76
PP
1554}
1555
9c51cf4c 1556/* fix utime() so it works on directories in NT */
ad0751ec
GS
1557static BOOL
1558filetime_from_time(PFILETIME pFileTime, time_t Time)
1559{
9c51cf4c 1560 struct tm *pTM = localtime(&Time);
ad0751ec 1561 SYSTEMTIME SystemTime;
9c51cf4c 1562 FILETIME LocalTime;
ad0751ec
GS
1563
1564 if (pTM == NULL)
1565 return FALSE;
1566
1567 SystemTime.wYear = pTM->tm_year + 1900;
1568 SystemTime.wMonth = pTM->tm_mon + 1;
1569 SystemTime.wDay = pTM->tm_mday;
1570 SystemTime.wHour = pTM->tm_hour;
1571 SystemTime.wMinute = pTM->tm_min;
1572 SystemTime.wSecond = pTM->tm_sec;
1573 SystemTime.wMilliseconds = 0;
1574
9c51cf4c
GS
1575 return SystemTimeToFileTime(&SystemTime, &LocalTime) &&
1576 LocalFileTimeToFileTime(&LocalTime, pFileTime);
ad0751ec
GS
1577}
1578
1579DllExport int
7766f137
GS
1580win32_unlink(const char *filename)
1581{
acfe0abc 1582 dTHX;
7766f137
GS
1583 int ret;
1584 DWORD attrs;
1585
1586 if (USING_WIDE()) {
82867ecf 1587 WCHAR wBuffer[MAX_PATH+1];
e9ff6d27 1588 WCHAR* pwBuffer;
7766f137
GS
1589
1590 A2WHELPER(filename, wBuffer, sizeof(wBuffer));
e9ff6d27
GS
1591 pwBuffer = PerlDir_mapW(wBuffer);
1592 attrs = GetFileAttributesW(pwBuffer);
c00206c8
GS
1593 if (attrs == 0xFFFFFFFF)
1594 goto fail;
7766f137 1595 if (attrs & FILE_ATTRIBUTE_READONLY) {
e9ff6d27
GS
1596 (void)SetFileAttributesW(pwBuffer, attrs & ~FILE_ATTRIBUTE_READONLY);
1597 ret = _wunlink(pwBuffer);
7766f137 1598 if (ret == -1)
e9ff6d27 1599 (void)SetFileAttributesW(pwBuffer, attrs);
7766f137
GS
1600 }
1601 else
e9ff6d27 1602 ret = _wunlink(pwBuffer);
7766f137
GS
1603 }
1604 else {
e9ff6d27
GS
1605 filename = PerlDir_mapA(filename);
1606 attrs = GetFileAttributesA(filename);
c00206c8
GS
1607 if (attrs == 0xFFFFFFFF)
1608 goto fail;
7766f137 1609 if (attrs & FILE_ATTRIBUTE_READONLY) {
e9ff6d27
GS
1610 (void)SetFileAttributesA(filename, attrs & ~FILE_ATTRIBUTE_READONLY);
1611 ret = unlink(filename);
7766f137 1612 if (ret == -1)
e9ff6d27 1613 (void)SetFileAttributesA(filename, attrs);
7766f137
GS
1614 }
1615 else
e9ff6d27 1616 ret = unlink(filename);
7766f137
GS
1617 }
1618 return ret;
c00206c8
GS
1619fail:
1620 errno = ENOENT;
1621 return -1;
7766f137
GS
1622}
1623
1624DllExport int
3b405fc5 1625win32_utime(const char *filename, struct utimbuf *times)
ad0751ec 1626{
acfe0abc 1627 dTHX;
ad0751ec
GS
1628 HANDLE handle;
1629 FILETIME ftCreate;
1630 FILETIME ftAccess;
1631 FILETIME ftWrite;
1632 struct utimbuf TimeBuffer;
82867ecf 1633 WCHAR wbuffer[MAX_PATH+1];
e9ff6d27 1634 WCHAR* pwbuffer;
ad0751ec 1635
7fac1903
GS
1636 int rc;
1637 if (USING_WIDE()) {
0cb96387 1638 A2WHELPER(filename, wbuffer, sizeof(wbuffer));
e9ff6d27
GS
1639 pwbuffer = PerlDir_mapW(wbuffer);
1640 rc = _wutime(pwbuffer, (struct _utimbuf*)times);
7fac1903
GS
1641 }
1642 else {
e9ff6d27
GS
1643 filename = PerlDir_mapA(filename);
1644 rc = utime(filename, times);
7fac1903 1645 }
ad0751ec
GS
1646 /* EACCES: path specifies directory or readonly file */
1647 if (rc == 0 || errno != EACCES /* || !IsWinNT() */)
1648 return rc;
1649
1650 if (times == NULL) {
1651 times = &TimeBuffer;
1652 time(&times->actime);
1653 times->modtime = times->actime;
1654 }
1655
1656 /* This will (and should) still fail on readonly files */
7fac1903 1657 if (USING_WIDE()) {
e9ff6d27 1658 handle = CreateFileW(pwbuffer, GENERIC_READ | GENERIC_WRITE,
7fac1903
GS
1659 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1660 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1661 }
1662 else {
e9ff6d27 1663 handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE,
7fac1903
GS
1664 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1665 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1666 }
ad0751ec
GS
1667 if (handle == INVALID_HANDLE_VALUE)
1668 return rc;
1669
1670 if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) &&
1671 filetime_from_time(&ftAccess, times->actime) &&
1672 filetime_from_time(&ftWrite, times->modtime) &&
1673 SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite))
1674 {
1675 rc = 0;
1676 }
1677
1678 CloseHandle(handle);
1679 return rc;
1680}
1681
6e3b076d
JH
1682typedef union {
1683 unsigned __int64 ft_i64;
1684 FILETIME ft_val;
1685} FT_t;
1686
1687#ifdef __GNUC__
1688#define Const64(x) x##LL
1689#else
1690#define Const64(x) x##i64
1691#endif
1692/* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */
1693#define EPOCH_BIAS Const64(116444736000000000)
1694
57ab3dfe
GS
1695/* NOTE: This does not compute the timezone info (doing so can be expensive,
1696 * and appears to be unsupported even by glibc) */
1697DllExport int
1698win32_gettimeofday(struct timeval *tp, void *not_used)
1699{
6e3b076d
JH
1700 FT_t ft;
1701
1702 /* this returns time in 100-nanosecond units (i.e. tens of usecs) */
1703 GetSystemTimeAsFileTime(&ft.ft_val);
1704
1705 /* seconds since epoch */
1706 tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(10000000));
1707
1708 /* microseconds remaining */
1709 tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(1000000));
1710
1711 return 0;
57ab3dfe
GS
1712}
1713
2d7a9237 1714DllExport int
b2af26b1
GS
1715win32_uname(struct utsname *name)
1716{
1717 struct hostent *hep;
1718 STRLEN nodemax = sizeof(name->nodename)-1;
1719 OSVERSIONINFO osver;
1720
1721 memset(&osver, 0, sizeof(OSVERSIONINFO));
1722 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
1723 if (GetVersionEx(&osver)) {
1724 /* sysname */
1725 switch (osver.dwPlatformId) {
1726 case VER_PLATFORM_WIN32_WINDOWS:
1727 strcpy(name->sysname, "Windows");
1728 break;
1729 case VER_PLATFORM_WIN32_NT:
1730 strcpy(name->sysname, "Windows NT");
1731 break;
1732 case VER_PLATFORM_WIN32s:
1733 strcpy(name->sysname, "Win32s");
1734 break;
1735 default:
1736 strcpy(name->sysname, "Win32 Unknown");
1737 break;
1738 }
1739
cf6cacac
GS
1740 /* release */
1741 sprintf(name->release, "%d.%d",
b2af26b1
GS
1742 osver.dwMajorVersion, osver.dwMinorVersion);
1743
cf6cacac
GS
1744 /* version */
1745 sprintf(name->version, "Build %d",
b2af26b1
GS
1746 osver.dwPlatformId == VER_PLATFORM_WIN32_NT
1747 ? osver.dwBuildNumber : (osver.dwBuildNumber & 0xffff));
1748 if (osver.szCSDVersion[0]) {
cf6cacac 1749 char *buf = name->version + strlen(name->version);
b2af26b1
GS
1750 sprintf(buf, " (%s)", osver.szCSDVersion);
1751 }
1752 }
1753 else {
1754 *name->sysname = '\0';
1755 *name->version = '\0';
1756 *name->release = '\0';
1757 }
1758
1759 /* nodename */
1760 hep = win32_gethostbyname("localhost");
1761 if (hep) {
1762 STRLEN len = strlen(hep->h_name);
1763 if (len <= nodemax) {
1764 strcpy(name->nodename, hep->h_name);
1765 }
1766 else {
1767 strncpy(name->nodename, hep->h_name, nodemax);
1768 name->nodename[nodemax] = '\0';
1769 }
1770 }
1771 else {
1772 DWORD sz = nodemax;
1773 if (!GetComputerName(name->nodename, &sz))
1774 *name->nodename = '\0';
1775 }
1776
1777 /* machine (architecture) */
1778 {
1779 SYSTEM_INFO info;
fe537c65 1780 DWORD procarch;
b2af26b1
GS
1781 char *arch;
1782 GetSystemInfo(&info);
a6c40364 1783
6f24f39d
JK
1784#if (defined(__BORLANDC__)&&(__BORLANDC__<=0x520)) \
1785 || (defined(__MINGW32__) && !defined(_ANONYMOUS_UNION))
fe537c65 1786 procarch = info.u.s.wProcessorArchitecture;
a6c40364 1787#else
fe537c65 1788 procarch = info.wProcessorArchitecture;
a6c40364 1789#endif
fe537c65 1790 switch (procarch) {
b2af26b1
GS
1791 case PROCESSOR_ARCHITECTURE_INTEL:
1792 arch = "x86"; break;
1793 case PROCESSOR_ARCHITECTURE_MIPS:
1794 arch = "mips"; break;
1795 case PROCESSOR_ARCHITECTURE_ALPHA:
1796 arch = "alpha"; break;
1797 case PROCESSOR_ARCHITECTURE_PPC:
1798 arch = "ppc"; break;
fe537c65
GS
1799#ifdef PROCESSOR_ARCHITECTURE_SHX
1800 case PROCESSOR_ARCHITECTURE_SHX:
1801 arch = "shx"; break;
1802#endif
1803#ifdef PROCESSOR_ARCHITECTURE_ARM
1804 case PROCESSOR_ARCHITECTURE_ARM:
1805 arch = "arm"; break;
1806#endif
1807#ifdef PROCESSOR_ARCHITECTURE_IA64
1808 case PROCESSOR_ARCHITECTURE_IA64:
1809 arch = "ia64"; break;
1810#endif
1811#ifdef PROCESSOR_ARCHITECTURE_ALPHA64
1812 case PROCESSOR_ARCHITECTURE_ALPHA64:
1813 arch = "alpha64"; break;
1814#endif
1815#ifdef PROCESSOR_ARCHITECTURE_MSIL
1816 case PROCESSOR_ARCHITECTURE_MSIL:
1817 arch = "msil"; break;
1818#endif
1819#ifdef PROCESSOR_ARCHITECTURE_AMD64
1820 case PROCESSOR_ARCHITECTURE_AMD64:
1821 arch = "amd64"; break;
1822#endif
1823#ifdef PROCESSOR_ARCHITECTURE_IA32_ON_WIN64
1824 case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
1825 arch = "ia32-64"; break;
1826#endif
1827#ifdef PROCESSOR_ARCHITECTURE_UNKNOWN
1828 case PROCESSOR_ARCHITECTURE_UNKNOWN:
b2af26b1 1829 arch = "unknown"; break;
fe537c65
GS
1830#endif
1831 default:
1832 sprintf(name->machine, "unknown(0x%x)", procarch);
1833 arch = name->machine;
1834 break;
b2af26b1 1835 }
fe537c65
GS
1836 if (name->machine != arch)
1837 strcpy(name->machine, arch);
b2af26b1
GS
1838 }
1839 return 0;
1840}
1841
8fb3fcfb
NIS
1842/* Timing related stuff */
1843
3fadfdf1
NIS
1844int
1845do_raise(pTHX_ int sig)
1846{
1847 if (sig < SIG_SIZE) {
1848 Sighandler_t handler = w32_sighandler[sig];
1849 if (handler == SIG_IGN) {
1850 return 0;
1851 }
1852 else if (handler != SIG_DFL) {
1853 (*handler)(sig);
1854 return 0;
1855 }
1856 else {
1857 /* Choose correct default behaviour */
1858 switch (sig) {
1859#ifdef SIGCLD
1860 case SIGCLD:
1861#endif
1862#ifdef SIGCHLD
1863 case SIGCHLD:
1864#endif
1865 case 0:
1866 return 0;
1867 case SIGTERM:
1868 default:
1869 break;
1870 }
1871 }
1872 }
1873 /* Tell caller to exit thread/process as approriate */
1874 return 1;
1875}
1876
1877void
1878sig_terminate(pTHX_ int sig)
1879{
1880 Perl_warn(aTHX_ "Terminating on signal SIG%s(%d)\n",PL_sig_name[sig], sig);
1881 /* exit() seems to be safe, my_exit() or die() is a problem in ^C
1882 thread
1883 */
1884 exit(sig);
1885}
1886
8fb3fcfb
NIS
1887DllExport int
1888win32_async_check(pTHX)
1889{
1890 MSG msg;
1891 int ours = 1;
7e5f34c0
NIS
1892 /* Passing PeekMessage -1 as HWND (2nd arg) only get PostThreadMessage() messages
1893 * and ignores window messages - should co-exist better with windows apps e.g. Tk
3fadfdf1 1894 */
222c300a 1895 while (PeekMessage(&msg, (HWND)-1, 0, 0, PM_REMOVE|PM_NOYIELD)) {
3fadfdf1 1896 int sig;
8fb3fcfb
NIS
1897 switch(msg.message) {
1898
7e5f34c0
NIS
1899#if 0
1900 /* Perhaps some other messages could map to signals ? ... */
1901 case WM_CLOSE:
3fadfdf1 1902 case WM_QUIT:
7e5f34c0 1903 /* Treat WM_QUIT like SIGHUP? */
3fadfdf1
NIS
1904 sig = SIGHUP;
1905 goto Raise;
7e5f34c0
NIS
1906 break;
1907#endif
1908
c843839f 1909 /* We use WM_USER to fake kill() with other signals */
8fb3fcfb 1910 case WM_USER: {
3fadfdf1
NIS
1911 sig = msg.wParam;
1912 Raise:
1913 if (do_raise(aTHX_ sig)) {
1914 sig_terminate(aTHX_ sig);
1915 }
8fb3fcfb
NIS
1916 break;
1917 }
3fadfdf1 1918
8fb3fcfb
NIS
1919 case WM_TIMER: {
1920 /* alarm() is a one-shot but SetTimer() repeats so kill it */
26549e08 1921 if (w32_timerid && w32_timerid==msg.wParam) {
222c300a 1922 KillTimer(NULL,w32_timerid);
3fadfdf1
NIS
1923 w32_timerid=0;
1924 }
26549e08
MB
1925 else
1926 goto FallThrough;
8fb3fcfb 1927 /* Now fake a call to signal handler */
3fadfdf1
NIS
1928 if (do_raise(aTHX_ 14)) {
1929 sig_terminate(aTHX_ 14);
1930 }
8fb3fcfb
NIS
1931 break;
1932 }
1933
1934 /* Otherwise do normal Win32 thing - in case it is useful */
1935 default:
26549e08 1936 FallThrough:
8fb3fcfb
NIS
1937 TranslateMessage(&msg);
1938 DispatchMessage(&msg);
1939 ours = 0;
1940 break;
1941 }
1942 }
05ec9bb3 1943 w32_poll_count = 0;
8fb3fcfb 1944
7e5f34c0 1945 /* Above or other stuff may have set a signal flag */
8fb3fcfb
NIS
1946 if (PL_sig_pending) {
1947 despatch_signals();
1948 }
3fadfdf1 1949 return ours;
8fb3fcfb
NIS
1950}
1951
089197fa
GS
1952/* This function will not return until the timeout has elapsed, or until
1953 * one of the handles is ready. */
8fb3fcfb
NIS
1954DllExport DWORD
1955win32_msgwait(pTHX_ DWORD count, LPHANDLE handles, DWORD timeout, LPDWORD resultp)
1956{
1957 /* We may need several goes at this - so compute when we stop */
1958 DWORD ticks = 0;
1959 if (timeout != INFINITE) {
1960 ticks = GetTickCount();
1961 timeout += ticks;
1962 }
1963 while (1) {
1964 DWORD result = MsgWaitForMultipleObjects(count,handles,FALSE,timeout-ticks, QS_ALLEVENTS);
1965 if (resultp)
1966 *resultp = result;
1967 if (result == WAIT_TIMEOUT) {
3fadfdf1
NIS
1968 /* Ran out of time - explicit return of zero to avoid -ve if we
1969 have scheduling issues
1970 */
8fb3fcfb
NIS
1971 return 0;
1972 }
1973 if (timeout != INFINITE) {
1974 ticks = GetTickCount();
1975 }
1976 if (result == WAIT_OBJECT_0 + count) {
1977 /* Message has arrived - check it */
089197fa 1978 (void)win32_async_check(aTHX);
8fb3fcfb
NIS
1979 }
1980 else {
1981 /* Not timeout or message - one of handles is ready */
1982 break;
1983 }
1984 }
1985 /* compute time left to wait */
1986 ticks = timeout - ticks;
1987 /* If we are past the end say zero */
1988 return (ticks > 0) ? ticks : 0;
1989}
1990
932b7487
RC
1991int
1992win32_internal_wait(int *status, DWORD timeout)
1993{
1994 /* XXX this wait emulation only knows about processes
1995 * spawned via win32_spawnvp(P_NOWAIT, ...).
1996 */
1997 dTHX;
1998 int i, retval;
1999 DWORD exitcode, waitcode;
2000
2001#ifdef USE_ITHREADS
2002 if (w32_num_pseudo_children) {
8fb3fcfb
NIS
2003 win32_msgwait(aTHX_ w32_num_pseudo_children, w32_pseudo_child_handles,
2004 timeout, &waitcode);
932b7487
RC
2005 /* Time out here if there are no other children to wait for. */
2006 if (waitcode == WAIT_TIMEOUT) {
2007 if (!w32_num_children) {
2008 return 0;
2009 }
2010 }
2011 else if (waitcode != WAIT_FAILED) {
2012 if (waitcode >= WAIT_ABANDONED_0
2013 && waitcode < WAIT_ABANDONED_0 + w32_num_pseudo_children)
2014 i = waitcode - WAIT_ABANDONED_0;
2015 else
2016 i = waitcode - WAIT_OBJECT_0;
2017 if (GetExitCodeThread(w32_pseudo_child_handles[i], &exitcode)) {
2018 *status = (int)((exitcode & 0xff) << 8);
2019 retval = (int)w32_pseudo_child_pids[i];
2020 remove_dead_pseudo_process(i);
2021 return -retval;
2022 }
2023 }
2024 }
2025#endif
2026
2027 if (!w32_num_children) {
2028 errno = ECHILD;
2029 return -1;
2030 }
2031
2032 /* if a child exists, wait for it to die */
8fb3fcfb 2033 win32_msgwait(aTHX_ w32_num_children, w32_child_handles, timeout, &waitcode);
932b7487
RC
2034 if (waitcode == WAIT_TIMEOUT) {
2035 return 0;
2036 }
2037 if (waitcode != WAIT_FAILED) {
2038 if (waitcode >= WAIT_ABANDONED_0
2039 && waitcode < WAIT_ABANDONED_0 + w32_num_children)
2040 i = waitcode - WAIT_ABANDONED_0;
2041 else
2042 i = waitcode - WAIT_OBJECT_0;
2043 if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) {
2044 *status = (int)((exitcode & 0xff) << 8);
2045 retval = (int)w32_child_pids[i];
2046 remove_dead_process(i);
2047 return retval;
2048 }
2049 }
2050
932b7487
RC
2051 errno = GetLastError();
2052 return -1;
2053}
2054
b2af26b1 2055DllExport int
f55ee38a
GS
2056win32_waitpid(int pid, int *status, int flags)
2057{
acfe0abc 2058 dTHX;
922b1888 2059 DWORD timeout = (flags & WNOHANG) ? 0 : INFINITE;
0aaad0ff 2060 int retval = -1;
c66b022d 2061 long child;
7766f137 2062 if (pid == -1) /* XXX threadid == 1 ? */
932b7487 2063 return win32_internal_wait(status, timeout);
7766f137
GS
2064#ifdef USE_ITHREADS
2065 else if (pid < 0) {
c66b022d 2066 child = find_pseudo_pid(-pid);
7766f137
GS
2067 if (child >= 0) {
2068 HANDLE hThread = w32_pseudo_child_handles[child];
8fb3fcfb
NIS
2069 DWORD waitcode;
2070 win32_msgwait(aTHX_ 1, &hThread, timeout, &waitcode);
2f67576d
BC
2071 if (waitcode == WAIT_TIMEOUT) {
2072 return 0;
2073 }
8fb3fcfb 2074 else if (waitcode == WAIT_OBJECT_0) {
7766f137
GS
2075 if (GetExitCodeThread(hThread, &waitcode)) {
2076 *status = (int)((waitcode & 0xff) << 8);
2077 retval = (int)w32_pseudo_child_pids[child];
2078 remove_dead_pseudo_process(child);
68a29c53 2079 return -retval;
7766f137
GS
2080 }
2081 }
2082 else
2083 errno = ECHILD;
2084 }
922b1888
GS
2085 else if (IsWin95()) {
2086 pid = -pid;
2087 goto alien_process;
2088 }
7766f137
GS
2089 }
2090#endif
f55ee38a 2091 else {
922b1888
GS
2092 HANDLE hProcess;
2093 DWORD waitcode;
c66b022d 2094 child = find_pid(pid);
0aaad0ff 2095 if (child >= 0) {
922b1888 2096 hProcess = w32_child_handles[child];
8fb3fcfb 2097 win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode);
a7867d0a
GS
2098 if (waitcode == WAIT_TIMEOUT) {
2099 return 0;
2100 }
8fb3fcfb 2101 else if (waitcode == WAIT_OBJECT_0) {
922b1888
GS
2102 if (GetExitCodeProcess(hProcess, &waitcode)) {
2103 *status = (int)((waitcode & 0xff) << 8);
2104 retval = (int)w32_child_pids[child];
2105 remove_dead_process(child);
2106 return retval;
2107 }
a7867d0a 2108 }
0aaad0ff
GS
2109 else
2110 errno = ECHILD;
2111 }
2112 else {
922b1888
GS
2113alien_process:
2114 hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE,
2115 (IsWin95() ? -pid : pid));
2116 if (hProcess) {
8fb3fcfb 2117 win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode);
922b1888 2118 if (waitcode == WAIT_TIMEOUT) {
48db714f 2119 CloseHandle(hProcess);
922b1888
GS
2120 return 0;
2121 }
8fb3fcfb 2122 else if (waitcode == WAIT_OBJECT_0) {
922b1888
GS
2123 if (GetExitCodeProcess(hProcess, &waitcode)) {
2124 *status = (int)((waitcode & 0xff) << 8);
2125 CloseHandle(hProcess);
2126 return pid;
2127 }
2128 }
2129 CloseHandle(hProcess);
2130 }
2131 else
2132 errno = ECHILD;
0aaad0ff 2133 }
f55ee38a 2134 }
3fadfdf1 2135 return retval >= 0 ? pid : retval;
f55ee38a
GS
2136}
2137
2138DllExport int
2d7a9237
GS
2139win32_wait(int *status)
2140{
932b7487 2141 return win32_internal_wait(status, INFINITE);
2d7a9237 2142}
d55594ae 2143
8fb3fcfb
NIS
2144DllExport unsigned int
2145win32_sleep(unsigned int t)
d55594ae 2146{
acfe0abc 2147 dTHX;
8fb3fcfb
NIS
2148 /* Win32 times are in ms so *1000 in and /1000 out */
2149 return win32_msgwait(aTHX_ 0, NULL, t*1000, NULL)/1000;
d55594ae
GS
2150}
2151
f3986ebb
GS
2152DllExport unsigned int
2153win32_alarm(unsigned int sec)
0a753a76 2154{
3fadfdf1 2155 /*
d55594ae 2156 * the 'obvious' implentation is SetTimer() with a callback
3fadfdf1
NIS
2157 * which does whatever receiving SIGALRM would do
2158 * we cannot use SIGALRM even via raise() as it is not
d55594ae 2159 * one of the supported codes in <signal.h>
3fadfdf1 2160 */
acfe0abc 2161 dTHX;
8fb3fcfb
NIS
2162 if (sec) {
2163 w32_timerid = SetTimer(NULL,w32_timerid,sec*1000,NULL);
2164 }
2165 else {
2166 if (w32_timerid) {
2167 KillTimer(NULL,w32_timerid);
3fadfdf1 2168 w32_timerid=0;
8fb3fcfb 2169 }
3fadfdf1 2170 }
afe91769 2171 return 0;
0a753a76
PP
2172}
2173
26618a56 2174#ifdef HAVE_DES_FCRYPT
2d77217b 2175extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf);
ff95b63e 2176#endif
26618a56
GS
2177
2178DllExport char *
2179win32_crypt(const char *txt, const char *salt)
2180{
acfe0abc 2181 dTHX;
ff95b63e 2182#ifdef HAVE_DES_FCRYPT
3352bfcb 2183 return des_fcrypt(txt, salt, w32_crypt_buffer);
ff95b63e 2184#else
25dbdbbc 2185 Perl_croak(aTHX_ "The crypt() function is unimplemented due to excessive paranoia.");
b8957cf1 2186 return Nullch;
ff95b63e 2187#endif
26618a56 2188}
26618a56 2189
9e5f57de 2190#ifdef USE_FIXED_OSFHANDLE
390b85e7
GS
2191
2192#define FOPEN 0x01 /* file handle open */
b181b6fb 2193#define FNOINHERIT 0x10 /* file handle opened O_NOINHERIT */
390b85e7
GS
2194#define FAPPEND 0x20 /* file handle opened O_APPEND */
2195#define FDEV 0x40 /* file handle refers to device */
2196#define FTEXT 0x80 /* file handle is in text mode */
2197
390b85e7 2198/***
c623ac67 2199*int my_open_osfhandle(intptr_t osfhandle, int flags) - open C Runtime file handle
390b85e7
GS
2200*
2201*Purpose:
2202* This function allocates a free C Runtime file handle and associates
2203* it with the Win32 HANDLE specified by the first parameter. This is a
9e5f57de
GS
2204* temperary fix for WIN95's brain damage GetFileType() error on socket
2205* we just bypass that call for socket
2206*
2207* This works with MSVC++ 4.0+ or GCC/Mingw32
390b85e7
GS
2208*
2209*Entry:
c623ac67 2210* intptr_t osfhandle - Win32 HANDLE to associate with C Runtime file handle.
390b85e7
GS
2211* int flags - flags to associate with C Runtime file handle.
2212*
2213*Exit:
2214* returns index of entry in fh, if successful
2215* return -1, if no free entry is found
2216*
2217*Exceptions:
2218*
2219*******************************************************************************/
2220
9e5f57de
GS
2221/*
2222 * we fake up some parts of the CRT that aren't exported by MSVCRT.dll
2223 * this lets sockets work on Win9X with GCC and should fix the problems
2224 * with perl95.exe
2225 * -- BKS, 1-23-2000
2226*/
2227
9e5f57de
GS
2228/* create an ioinfo entry, kill its handle, and steal the entry */
2229
b181b6fb
GS
2230static int
2231_alloc_osfhnd(void)
9e5f57de
GS
2232{
2233 HANDLE hF = CreateFile("NUL", 0, 0, NULL, OPEN_ALWAYS, 0, NULL);
c623ac67 2234 int fh = _open_osfhandle((intptr_t)hF, 0);
9e5f57de
GS
2235 CloseHandle(hF);
2236 if (fh == -1)
2237 return fh;
2238 EnterCriticalSection(&(_pioinfo(fh)->lock));
2239 return fh;
2240}
2241
390b85e7 2242static int
c623ac67 2243my_open_osfhandle(intptr_t osfhandle, int flags)
390b85e7
GS
2244{
2245 int fh;
2246 char fileflags; /* _osfile flags */
2247
2248 /* copy relevant flags from second parameter */
2249 fileflags = FDEV;
2250
9404a519 2251 if (flags & O_APPEND)
390b85e7
GS
2252 fileflags |= FAPPEND;
2253
9404a519 2254 if (flags & O_TEXT)
390b85e7
GS
2255 fileflags |= FTEXT;
2256
b181b6fb
GS
2257 if (flags & O_NOINHERIT)
2258 fileflags |= FNOINHERIT;
2259
390b85e7 2260 /* attempt to allocate a C Runtime file handle */
9404a519 2261 if ((fh = _alloc_osfhnd()) == -1) {
390b85e7
GS
2262 errno = EMFILE; /* too many open files */
2263 _doserrno = 0L; /* not an OS error */
2264 return -1; /* return error to caller */
2265 }
2266
2267 /* the file is open. now, set the info in _osfhnd array */
2268 _set_osfhnd(fh, osfhandle);
2269
2270 fileflags |= FOPEN; /* mark as open */
2271
390b85e7 2272 _osfile(fh) = fileflags; /* set osfile entry */
dd8f4818 2273 LeaveCriticalSection(&_pioinfo(fh)->lock);
390b85e7
GS
2274
2275 return fh; /* return handle */
2276}
2277
f3986ebb 2278#endif /* USE_FIXED_OSFHANDLE */
390b85e7
GS
2279
2280/* simulate flock by locking a range on the file */
2281
2282#define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError()))
2283#define LK_LEN 0xffff0000
2284
f3986ebb
GS
2285DllExport int
2286win32_flock(int fd, int oper)
390b85e7
GS
2287{
2288 OVERLAPPED o;
2289 int i = -1;
2290 HANDLE fh;
2291
f3986ebb 2292 if (!IsWinNT()) {
acfe0abc 2293 dTHX;
4f63d024 2294 Perl_croak_nocontext("flock() unimplemented on this platform");
f3986ebb
GS
2295 return -1;
2296 }
390b85e7
GS
2297 fh = (HANDLE)_get_osfhandle(fd);
2298 memset(&o, 0, sizeof(o));
2299
2300 switch(oper) {
2301 case LOCK_SH: /* shared lock */
2302 LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, 0, &o),i);
2303 break;
2304 case LOCK_EX: /* exclusive lock */
2305 LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o),i);
2306 break;
2307 case LOCK_SH|LOCK_NB: /* non-blocking shared lock */
2308 LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o),i);
2309 break;
2310 case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */
2311 LK_ERR(LockFileEx(fh,
2312 LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY,
2313 0, LK_LEN, 0, &o),i);
2314 break;
2315 case LOCK_UN: /* unlock lock */
2316 LK_ERR(UnlockFileEx(fh, 0, LK_LEN, 0, &o),i);
2317 break;
2318 default: /* unknown */
2319 errno = EINVAL;
2320 break;
2321 }
2322 return i;
2323}
2324
2325#undef LK_ERR
2326#undef LK_LEN
2327
68dc0745
PP
2328/*
2329 * redirected io subsystem for all XS modules
2330 *
2331 */
0a753a76 2332
68dc0745
PP
2333DllExport int *
2334win32_errno(void)
0a753a76 2335{
390b85e7 2336 return (&errno);
0a753a76
PP
2337}
2338
dcb2879a
GS
2339DllExport char ***
2340win32_environ(void)
2341{
390b85e7 2342 return (&(_environ));
dcb2879a
GS
2343}
2344
68dc0745
PP
2345/* the rest are the remapped stdio routines */
2346DllExport FILE *
2347win32_stderr(void)
0a753a76 2348{
390b85e7 2349 return (stderr);
0a753a76
PP
2350}
2351
68dc0745
PP
2352DllExport FILE *
2353win32_stdin(void)
0a753a76 2354{
390b85e7 2355 return (stdin);
0a753a76
PP
2356}
2357
68dc0745
PP
2358DllExport FILE *
2359win32_stdout()
0a753a76 2360{
390b85e7 2361 return (stdout);
0a753a76
PP
2362}
2363
68dc0745
PP
2364DllExport int
2365win32_ferror(FILE *fp)
0a753a76 2366{
390b85e7 2367 return (ferror(fp));
0a753a76
PP
2368}
2369
2370
68dc0745
PP
2371DllExport int
2372win32_feof(FILE *fp)
0a753a76 2373{
390b85e7 2374 return (feof(fp));
0a753a76
PP
2375}
2376
68dc0745 2377/*
3fadfdf1 2378 * Since the errors returned by the socket error function
68dc0745
PP
2379 * WSAGetLastError() are not known by the library routine strerror
2380 * we have to roll our own.
2381 */
0a753a76 2382
68dc0745 2383DllExport char *
3fadfdf1 2384win32_strerror(int e)
0a753a76 2385{
6f24f39d 2386#if !defined __BORLANDC__ && !defined __MINGW32__ /* compiler intolerance */
68dc0745 2387 extern int sys_nerr;
3e3baf6d 2388#endif
68dc0745 2389 DWORD source = 0;
0a753a76 2390
9404a519 2391 if (e < 0 || e > sys_nerr) {
acfe0abc 2392 dTHX;
9404a519 2393 if (e < 0)
68dc0745 2394 e = GetLastError();
0a753a76 2395
9404a519 2396 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0,
3352bfcb 2397 w32_strerror_buffer,
3fadfdf1 2398 sizeof(w32_strerror_buffer), NULL) == 0)
3352bfcb 2399 strcpy(w32_strerror_buffer, "Unknown Error");
0a753a76 2400
3352bfcb 2401 return w32_strerror_buffer;
68dc0745 2402 }
390b85e7 2403 return strerror(e);
0a753a76
PP
2404}
2405
22fae026 2406DllExport void
c5be433b 2407win32_str_os_error(void *sv, DWORD dwErr)
22fae026
TM
2408{
2409 DWORD dwLen;
2410 char *sMsg;
2411 dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER
2412 |FORMAT_MESSAGE_IGNORE_INSERTS
2413 |FORMAT_MESSAGE_FROM_SYSTEM, NULL,
2414 dwErr, 0, (char *)&sMsg, 1, NULL);
2ce77adf 2415 /* strip trailing whitespace and period */
22fae026 2416 if (0 < dwLen) {
2ce77adf
GS
2417 do {
2418 --dwLen; /* dwLen doesn't include trailing null */
2419 } while (0 < dwLen && isSPACE(sMsg[dwLen]));
22fae026
TM
2420 if ('.' != sMsg[dwLen])
2421 dwLen++;
2ce77adf 2422 sMsg[dwLen] = '\0';
22fae026
TM
2423 }
2424 if (0 == dwLen) {
c69f6586 2425 sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/);
db7c17d7
GS
2426 if (sMsg)
2427 dwLen = sprintf(sMsg,
2428 "Unknown error #0x%lX (lookup 0x%lX)",
2429 dwErr, GetLastError());
2430 }
2431 if (sMsg) {
acfe0abc 2432 dTHX;
db7c17d7
GS
2433 sv_setpvn((SV*)sv, sMsg, dwLen);
2434 LocalFree(sMsg);
22fae026 2435 }
22fae026
TM
2436}
2437
68dc0745
PP
2438DllExport int
2439win32_fprintf(FILE *fp, const char *format, ...)
0a753a76 2440{
68dc0745
PP
2441 va_list marker;
2442 va_start(marker, format); /* Initialize variable arguments. */
0a753a76 2443
390b85e7 2444 return (vfprintf(fp, format, marker));
0a753a76
PP
2445}
2446
68dc0745
PP
2447DllExport int
2448win32_printf(const char *format, ...)
0a753a76 2449{
68dc0745
PP
2450 va_list marker;
2451 va_start(marker, format); /* Initialize variable arguments. */
0a753a76 2452
390b85e7 2453 return (vprintf(format, marker));
0a753a76
PP
2454}
2455
68dc0745
PP
2456DllExport int
2457win32_vfprintf(FILE *fp, const char *format, va_list args)
0a753a76 2458{
390b85e7 2459 return (vfprintf(fp, format, args));
0a753a76
PP
2460}
2461
96e4d5b1
PP
2462DllExport int
2463win32_vprintf(const char *format, va_list args)
2464{
390b85e7 2465 return (vprintf(format, args));
96e4d5b1
PP
2466}
2467
68dc0745
PP
2468DllExport size_t
2469win32_fread(void *buf, size_t size, size_t count, FILE *fp)
0a753a76 2470{
390b85e7 2471 return fread(buf, size, count, fp);
0a753a76
PP
2472}
2473
68dc0745
PP
2474DllExport size_t
2475win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp)
0a753a76 2476{
390b85e7 2477 return fwrite(buf, size, count, fp);
0a753a76
PP
2478}
2479
7fac1903
GS
2480#define MODE_SIZE 10
2481
68dc0745
PP
2482DllExport FILE *
2483win32_fopen(const char *filename, const char *mode)
0a753a76 2484{
acfe0abc 2485 dTHX;
82867ecf 2486 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH+1];
1c5905c2 2487 FILE *f;
3fadfdf1 2488
c5be433b
GS
2489 if (!*filename)
2490 return NULL;
2491
68dc0745 2492 if (stricmp(filename, "/dev/null")==0)
7fac1903
GS
2493 filename = "NUL";
2494
2495 if (USING_WIDE()) {
0cb96387
GS
2496 A2WHELPER(mode, wMode, sizeof(wMode));
2497 A2WHELPER(filename, wBuffer, sizeof(wBuffer));
1c5905c2 2498 f = _wfopen(PerlDir_mapW(wBuffer), wMode);
7fac1903 2499 }
1c5905c2
GS
2500 else
2501 f = fopen(PerlDir_mapA(filename), mode);
2502 /* avoid buffering headaches for child processes */
2503 if (f && *mode == 'a')
2504 win32_fseek(f, 0, SEEK_END);
2505 return f;
0a753a76
PP
2506}
2507
f3986ebb
GS
2508#ifndef USE_SOCKETS_AS_HANDLES
2509#undef fdopen
2510#define fdopen my_fdopen
2511#endif
2512
68dc0745 2513DllExport FILE *
7fac1903 2514win32_fdopen(int handle, const char *mode)
0a753a76 2515{
acfe0abc 2516 dTHX;
51371543 2517 WCHAR wMode[MODE_SIZE];
1c5905c2 2518 FILE *f;
7fac1903 2519 if (USING_WIDE()) {
0cb96387 2520 A2WHELPER(mode, wMode, sizeof(wMode));
1c5905c2 2521 f = _wfdopen(handle, wMode);
7fac1903 2522 }
1c5905c2
GS
2523 else
2524 f = fdopen(handle, (char *) mode);
2525 /* avoid buffering headaches for child processes */
2526 if (f && *mode == 'a')
2527 win32_fseek(f, 0, SEEK_END);
2528 return f;
0a753a76
PP
2529}
2530
68dc0745 2531DllExport FILE *
7fac1903 2532win32_freopen(const char *path, const char *mode, FILE *stream)
0a753a76 2533{
acfe0abc 2534 dTHX;
82867ecf 2535 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH+1];
68dc0745 2536 if (stricmp(path, "/dev/null")==0)
7fac1903
GS
2537 path = "NUL";
2538
2539 if (USING_WIDE()) {
0cb96387
GS
2540 A2WHELPER(mode, wMode, sizeof(wMode));
2541 A2WHELPER(path, wBuffer, sizeof(wBuffer));
7766f137 2542 return _wfreopen(PerlDir_mapW(wBuffer), wMode, stream);
7fac1903 2543 }
7766f137 2544 return freopen(PerlDir_mapA(path), mode, stream);
0a753a76
PP
2545}
2546
68dc0745
PP
2547DllExport int
2548win32_fclose(FILE *pf)
0a753a76 2549{
f3986ebb 2550 return my_fclose(pf); /* defined in win32sck.c */
0a753a76
PP
2551}
2552
68dc0745
PP
2553DllExport int
2554win32_fputs(const char *s,FILE *pf)
0a753a76 2555{
390b85e7 2556 return fputs(s, pf);
0a753a76
PP
2557}
2558
68dc0745
PP
2559DllExport int
2560win32_fputc(int c,FILE *pf)
0a753a76 2561{
390b85e7 2562 return fputc(c,pf);
0a753a76
PP
2563}
2564
68dc0745
PP
2565DllExport int
2566win32_ungetc(int c,FILE *pf)
0a753a76 2567{
390b85e7 2568 return ungetc(c,pf);
0a753a76
PP
2569}
2570
68dc0745
PP
2571DllExport int
2572win32_getc(FILE *pf)
0a753a76 2573{
390b85e7 2574 return getc(pf);
0a753a76
PP
2575}
2576
68dc0745
PP
2577DllExport int
2578win32_fileno(FILE *pf)
0a753a76 2579{
390b85e7 2580 return fileno(pf);
0a753a76
PP
2581}
2582
68dc0745
PP
2583DllExport void
2584win32_clearerr(FILE *pf)
0a753a76 2585{
390b85e7 2586 clearerr(pf);
68dc0745 2587 return;
0a753a76
PP
2588}
2589
68dc0745
PP
2590DllExport int
2591win32_fflush(FILE *pf)
0a753a76 2592{
390b85e7 2593 return fflush(pf);
0a753a76
PP
2594}
2595
c623ac67 2596DllExport Off_t
68dc0745 2597win32_ftell(FILE *pf)
0a753a76 2598{
c623ac67 2599#if defined(WIN64) || defined(USE_LARGE_FILES)
a810272a
NS
2600#if defined(__BORLAND__) /* buk */
2601 return win32_tell( fileno( pf ) );
2602#else
c623ac67
GS
2603 fpos_t pos;
2604 if (fgetpos(pf, &pos))
2605 return -1;
2606 return (Off_t)pos;
a810272a 2607#endif
c623ac67 2608#else
390b85e7 2609 return ftell(pf);
c623ac67 2610#endif
0a753a76
PP
2611}
2612
68dc0745 2613DllExport int
c623ac67 2614win32_fseek(FILE *pf, Off_t offset,int origin)
0a753a76 2615{
c623ac67 2616#if defined(WIN64) || defined(USE_LARGE_FILES)
a810272a
NS
2617#if defined(__BORLANDC__) /* buk */
2618 return win32_lseek(
2619 fileno(pf),
2620 offset,
2621 origin
2622 );
2623#else
c623ac67
GS
2624 fpos_t pos;
2625 switch (origin) {
2626 case SEEK_CUR:
2627 if (fgetpos(pf, &pos))
2628 return -1;
2629 offset += pos;
2630 break;
2631 case SEEK_END:
2632 fseek(pf, 0, SEEK_END);
2633 pos = _telli64(fileno(pf));
2634 offset += pos;
2635 break;
2636 case SEEK_SET:
2637 break;
2638 default:
2639 errno = EINVAL;
2640 return -1;
2641 }
2642 return fsetpos(pf, &offset);
a810272a 2643#endif
c623ac67 2644#else
390b85e7 2645 return fseek(pf, offset, origin);
c623ac67 2646#endif
0a753a76
PP
2647}
2648
68dc0745
PP
2649DllExport int
2650win32_fgetpos(FILE *pf,fpos_t *p)
0a753a76 2651{
a810272a
NS
2652#if defined(__BORLANDC__) && defined(USE_LARGE_FILES) /* buk */
2653 if( win32_tell(fileno(pf)) == -1L ) {
2654 errno = EBADF;
2655 return -1;
2656 }
2657 return 0;
2658#else
390b85e7 2659 return fgetpos(pf, p);
a810272a 2660#endif
0a753a76
PP
2661}
2662
68dc0745
PP
2663DllExport int
2664win32_fsetpos(FILE *pf,const fpos_t *p)
0a753a76 2665{
a810272a
NS
2666#if defined(__BORLANDC__) && defined(USE_LARGE_FILES) /* buk */
2667 return win32_lseek(fileno(pf), *p, SEEK_CUR);
2668#else
390b85e7 2669 return fsetpos(pf, p);
a810272a 2670#endif
0a753a76
PP
2671}
2672
68dc0745
PP
2673DllExport void
2674win32_rewind(FILE *pf)
0a753a76 2675{
390b85e7 2676 rewind(pf);
68dc0745 2677 return;
0a753a76
PP
2678}
2679
2941a2e1
JH
2680DllExport int
2681win32_tmpfd(void)
0a753a76 2682{
b3122bc4
JH
2683 dTHX;
2684 char prefix[MAX_PATH+1];
2685 char filename[MAX_PATH+1];
2686 DWORD len = GetTempPath(MAX_PATH, prefix);
2687 if (len && len < MAX_PATH) {
2688 if (GetTempFileName(prefix, "plx", 0, filename)) {
2689 HANDLE fh = CreateFile(filename,
2690 DELETE | GENERIC_READ | GENERIC_WRITE,
2691 0,
2692 NULL,
2693 CREATE_ALWAYS,
2694 FILE_ATTRIBUTE_NORMAL
2695 | FILE_FLAG_DELETE_ON_CLOSE,
2696 NULL);
2697 if (fh != INVALID_HANDLE_VALUE) {
c623ac67 2698 int fd = win32_open_osfhandle((intptr_t)fh, 0);
b3122bc4 2699 if (fd >= 0) {
a051bdb4
VK
2700#if defined(__BORLANDC__)
2701 setmode(fd,O_BINARY);
2702#endif
b3122bc4
JH
2703 DEBUG_p(PerlIO_printf(Perl_debug_log,
2704 "Created tmpfile=%s\n",filename));
2941a2e1 2705 return fd;
b3122bc4
JH
2706 }
2707 }
2708 }
2709 }
2941a2e1
JH
2710 return -1;
2711}
2712
2713DllExport FILE*
2714win32_tmpfile(void)
2715{
2716 int fd = win32_tmpfd();
2717 if (fd >= 0)
2718 return win32_fdopen(fd, "w+b");
b3122bc4 2719 return NULL;
0a753a76
PP
2720}
2721
68dc0745
PP
2722DllExport void
2723win32_abort(void)
0a753a76 2724{
390b85e7 2725 abort();
68dc0745 2726 return;
0a753a76
PP
2727}
2728
68dc0745 2729DllExport int
c623ac67 2730win32_fstat(int fd, Stat_t *sbufptr)
0a753a76 2731{
2a07f407
VK
2732#ifdef __BORLANDC__
2733 /* A file designated by filehandle is not shown as accessible
2734 * for write operations, probably because it is opened for reading.
2735 * --Vadim Konovalov
3fadfdf1 2736 */
2a07f407
VK
2737 int rc = fstat(fd,sbufptr);
2738 BY_HANDLE_FILE_INFORMATION bhfi;
2739 if (GetFileInformationByHandle((HANDLE)_get_osfhandle(fd), &bhfi)) {
2740 sbufptr->st_mode &= 0xFE00;
2741 if (bhfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY)
2742 sbufptr->st_mode |= (S_IREAD + (S_IREAD >> 3) + (S_IREAD >> 6));
2743 else
2744 sbufptr->st_mode |= ((S_IREAD|S_IWRITE) + ((S_IREAD|S_IWRITE) >> 3)
2745 + ((S_IREAD|S_IWRITE) >> 6));
2746 }
2747 return rc;
2748#else
ed59ec62 2749 return my_fstat(fd,sbufptr);
2a07f407 2750#endif
0a753a76
PP
2751}
2752
68dc0745
PP
2753DllExport int
2754win32_pipe(int *pfd, unsigned int size, int mode)
0a753a76 2755{
390b85e7 2756 return _pipe(pfd, size, mode);
0a753a76
PP
2757}
2758
8c0134a8
NIS
2759DllExport PerlIO*
2760win32_popenlist(const char *mode, IV narg, SV **args)
2761{
2762 dTHX;
2763 Perl_croak(aTHX_ "List form of pipe open not implemented");
2764 return NULL;
2765}
2766
50892819
GS
2767/*
2768 * a popen() clone that respects PERL5SHELL
00b02797
JH
2769 *
2770 * changed to return PerlIO* rather than FILE * by BKS, 11-11-2000
50892819
GS
2771 */
2772
00b02797 2773DllExport PerlIO*
68dc0745 2774win32_popen(const char *command, const char *mode)
0a753a76 2775{
4b556e6c 2776#ifdef USE_RTL_POPEN
390b85e7 2777 return _popen(command, mode);
50892819 2778#else
2cbbe5a1 2779 dTHX;
50892819
GS
2780 int p[2];
2781 int parent, child;
2782 int stdfd, oldfd;
2783 int ourmode;
2784 int childpid;
1095be37
GS
2785 DWORD nhandle;
2786 HANDLE old_h;
2787 int lock_held = 0;
50892819
GS
2788
2789 /* establish which ends read and write */
2790 if (strchr(mode,'w')) {
2791 stdfd = 0; /* stdin */
2792 parent = 1;
2793 child = 0;
1095be37 2794 nhandle = STD_INPUT_HANDLE;
50892819
GS
2795 }
2796 else if (strchr(mode,'r')) {
2797 stdfd = 1; /* stdout */
2798 parent = 0;
2799 child = 1;
1095be37 2800 nhandle = STD_OUTPUT_HANDLE;
50892819
GS
2801 }
2802 else
2803 return NULL;
2804
2805 /* set the correct mode */
2806 if (strchr(mode,'b'))
2807 ourmode = O_BINARY;
2808 else if (strchr(mode,'t'))
2809 ourmode = O_TEXT;
2810 else
2811 ourmode = _fmode & (O_TEXT | O_BINARY);
2812
2813 /* the child doesn't inherit handles */
2814 ourmode |= O_NOINHERIT;
2815
1095be37 2816 if (win32_pipe(p, 512, ourmode) == -1)
50892819
GS
2817 return NULL;
2818
2819 /* save current stdfd */
2820 if ((oldfd = win32_dup(stdfd)) == -1)
2821 goto cleanup;
2822
498d7dc4
GS
2823 /* save the old std handle (this needs to happen before the
2824 * dup2(), since that might call SetStdHandle() too) */
2825 OP_REFCNT_LOCK;
2826 lock_held = 1;
2827 old_h = GetStdHandle(nhandle);
2828
50892819
GS
2829 /* make stdfd go to child end of pipe (implicitly closes stdfd) */
2830 /* stdfd will be inherited by the child */
2831 if (win32_dup2(p[child], stdfd) == -1)
2832 goto cleanup;
2833
2834 /* close the child end in parent */
2835 win32_close(p[child]);
2836
498d7dc4 2837 /* set the new std handle (in case dup2() above didn't) */
1095be37
GS
2838 SetStdHandle(nhandle, (HANDLE)_get_osfhandle(stdfd));
2839
50892819 2840 /* start the child */
4f63d024 2841 {
acfe0abc 2842 dTHX;
c5be433b 2843 if ((childpid = do_spawn_nowait((char*)command)) == -1)
4f63d024 2844 goto cleanup;
50892819 2845
498d7dc4
GS
2846 /* revert stdfd to whatever it was before */
2847 if (win32_dup2(oldfd, stdfd) == -1)
2848 goto cleanup;
2849
2850 /* restore the old std handle (this needs to happen after the
2851 * dup2(), since that might call SetStdHandle() too */
1095be37
GS
2852 if (lock_held) {
2853 SetStdHandle(nhandle, old_h);
2854 OP_REFCNT_UNLOCK;
2855 lock_held = 0;
2856 }
2857
4f63d024
GS
2858 /* close saved handle */
2859 win32_close(oldfd);
50892819 2860
4755096e 2861 LOCK_FDPID_MUTEX;
4f63d024 2862 sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid);
4755096e 2863 UNLOCK_FDPID_MUTEX;
d91d68c1
R
2864
2865 /* set process id so that it can be returned by perl's open() */
2866 PL_forkprocess = childpid;
4f63d024 2867 }
50892819
GS
2868
2869 /* we have an fd, return a file stream */
00b02797 2870 return (PerlIO_fdopen(p[parent], (char *)mode));
50892819
GS
2871
2872cleanup:
2873 /* we don't need to check for errors here */
2874 win32_close(p[0]);
2875 win32_close(p[1]);
1095be37
GS
2876 if (lock_held) {
2877 SetStdHandle(nhandle, old_h);
2878 OP_REFCNT_UNLOCK;
2879 lock_held = 0;
2880 }
50892819
GS
2881 if (oldfd != -1) {
2882 win32_dup2(oldfd, stdfd);
2883 win32_close(oldfd);
2884 }
2885 return (NULL);
2886
4b556e6c 2887#endif /* USE_RTL_POPEN */
0a753a76
PP
2888}
2889
50892819
GS
2890/*
2891 * pclose() clone
2892 */
2893
68dc0745 2894DllExport int
00b02797 2895win32_pclose(PerlIO *pf)
0a753a76 2896{
4b556e6c 2897#ifdef USE_RTL_POPEN
390b85e7 2898 return _pclose(pf);
50892819 2899#else
acfe0abc 2900 dTHX;
e17cb2a9
JD
2901 int childpid, status;
2902 SV *sv;
2903
4755096e 2904 LOCK_FDPID_MUTEX;
00b02797 2905 sv = *av_fetch(w32_fdpid, PerlIO_fileno(pf), TRUE);
4755096e 2906
e17cb2a9
JD
2907 if (SvIOK(sv))
2908 childpid = SvIVX(sv);
2909 else
2910 childpid = 0;
50892819
GS
2911
2912 if (!childpid) {
2913 errno = EBADF;
2914 return -1;
2915 }
2916
00b02797
JH
2917#ifdef USE_PERLIO
2918 PerlIO_close(pf);
2919#else
2920 fclose(pf);
2921#endif
e17cb2a9 2922 SvIVX(sv) = 0;
4755096e 2923 UNLOCK_FDPID_MUTEX;
e17cb2a9 2924
0aaad0ff
GS
2925 if (win32_waitpid(childpid, &status, 0) == -1)
2926 return -1;
50892819 2927
0aaad0ff 2928 return status;
50892819 2929
4b556e6c 2930#endif /* USE_RTL_POPEN */
0a753a76 2931}
6b980173
JD
2932
2933static BOOL WINAPI
2934Nt4CreateHardLinkW(
2935 LPCWSTR lpFileName,
2936 LPCWSTR lpExistingFileName,
2937 LPSECURITY_ATTRIBUTES lpSecurityAttributes)
2938{
2939 HANDLE handle;
2940 WCHAR wFullName[MAX_PATH+1];
2941 LPVOID lpContext = NULL;
2942 WIN32_STREAM_ID StreamId;
2943 DWORD dwSize = (char*)&StreamId.cStreamName - (char*)&StreamId;
2944 DWORD dwWritten;
2945 DWORD dwLen;
2946 BOOL bSuccess;
2947
2948 BOOL (__stdcall *pfnBackupWrite)(HANDLE, LPBYTE, DWORD, LPDWORD,
2949 BOOL, BOOL, LPVOID*) =
2950 (BOOL (__stdcall *)(HANDLE, LPBYTE, DWORD, LPDWORD,
2951 BOOL, BOOL, LPVOID*))
2952 GetProcAddress(GetModuleHandle("kernel32.dll"), "BackupWrite");
2953 if (pfnBackupWrite == NULL)
2954 return 0;
2955
2956 dwLen = GetFullPathNameW(lpFileName, MAX_PATH, wFullName, NULL);
2957 if (dwLen == 0)
2958 return 0;
2959 dwLen = (dwLen+1)*sizeof(WCHAR);
2960
2961 handle = CreateFileW(lpExistingFileName, FILE_WRITE_ATTRIBUTES,
2962 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
2963 NULL, OPEN_EXISTING, 0, NULL);
2964 if (handle == INVALID_HANDLE_VALUE)
2965 return 0;
2966
2967 StreamId.dwStreamId = BACKUP_LINK;
2968 StreamId.dwStreamAttributes = 0;
2969 StreamId.dwStreamNameSize = 0;
6f24f39d
JK
2970#if defined(__BORLANDC__) \
2971 ||(defined(__MINGW32__) && !defined(_ANONYMOUS_UNION))
4ce4f76e
GS
2972 StreamId.Size.u.HighPart = 0;
2973 StreamId.Size.u.LowPart = dwLen;
2974#else
6b980173
JD
2975 StreamId.Size.HighPart = 0;
2976 StreamId.Size.LowPart = dwLen;
4ce4f76e 2977#endif
6b980173
JD
2978
2979 bSuccess = pfnBackupWrite(handle, (LPBYTE)&StreamId, dwSize, &dwWritten,
2980 FALSE, FALSE, &lpContext);
2981 if (bSuccess) {
2982 bSuccess = pfnBackupWrite(handle, (LPBYTE)wFullName, dwLen, &dwWritten,
2983 FALSE, FALSE, &lpContext);
2984 pfnBackupWrite(handle, NULL, 0, &dwWritten, TRUE, FALSE, &lpContext);
2985 }
2986
2987 CloseHandle(handle);
2988 return bSuccess;
2989}
2990
2991DllExport int
2992win32_link(const char *oldname, const char *newname)
2993{
acfe0abc 2994 dTHX;
6b980173 2995 BOOL (__stdcall *pfnCreateHardLinkW)(LPCWSTR,LPCWSTR,LPSECURITY_ATTRIBUTES);
82867ecf
GS
2996 WCHAR wOldName[MAX_PATH+1];
2997 WCHAR wNewName[MAX_PATH+1];
6b980173
JD
2998
2999 if (IsWin95())
1be9d9c6 3000 Perl_croak(aTHX_ PL_no_func, "link");
6b980173
JD
3001
3002 pfnCreateHardLinkW =
3003 (BOOL (__stdcall *)(LPCWSTR, LPCWSTR, LPSECURITY_ATTRIBUTES))
3004 GetProcAddress(GetModuleHandle("kernel32.dll"), "CreateHardLinkW");
3005 if (pfnCreateHardLinkW == NULL)
3006 pfnCreateHardLinkW = Nt4CreateHardLinkW;
3007
3008 if ((A2WHELPER(oldname, wOldName, sizeof(wOldName))) &&
3009 (A2WHELPER(newname, wNewName, sizeof(wNewName))) &&
7766f137
GS
3010 (wcscpy(wOldName, PerlDir_mapW(wOldName)),
3011 pfnCreateHardLinkW(PerlDir_mapW(wNewName), wOldName, NULL)))
6b980173
JD
3012 {
3013 return 0;
3014 }
3015 errno = (GetLastError() == ERROR_FILE_NOT_FOUND) ? ENOENT : EINVAL;
3016 return -1;
3017}
0a753a76 3018
68dc0745 3019DllExport int
8d9b2e3c 3020win32_rename(const char *oname, const char *newname)
e24c7c18 3021{
65cb15a1
GS
3022 WCHAR wOldName[MAX_PATH+1];
3023 WCHAR wNewName[MAX_PATH+1];
3024 char szOldName[MAX_PATH+1];
3025 char szNewName[MAX_PATH+1];
7fac1903 3026 BOOL bResult;
acfe0abc 3027 dTHX;
65cb15a1 3028
80252599
GS
3029 /* XXX despite what the documentation says about MoveFileEx(),
3030 * it doesn't work under Windows95!
3031 */
3032 if (IsWinNT()) {
65cb15a1 3033 DWORD dwFlags = MOVEFILE_COPY_ALLOWED;
7fac1903 3034 if (USING_WIDE()) {
0cb96387
GS
3035 A2WHELPER(oname, wOldName, sizeof(wOldName));
3036 A2WHELPER(newname, wNewName, sizeof(wNewName));
65cb15a1
GS
3037 if (wcsicmp(wNewName, wOldName))
3038 dwFlags |= MOVEFILE_REPLACE_EXISTING;
7766f137 3039 wcscpy(wOldName, PerlDir_mapW(wOldName));
65cb15a1 3040 bResult = MoveFileExW(wOldName,PerlDir_mapW(wNewName), dwFlags);
7fac1903
GS
3041 }
3042 else {
65cb15a1
GS
3043 if (stricmp(newname, oname))
3044 dwFlags |= MOVEFILE_REPLACE_EXISTING;
3045 strcpy(szOldName, PerlDir_mapA(oname));
3046 bResult = MoveFileExA(szOldName,PerlDir_mapA(newname), dwFlags);
7fac1903
GS
3047 }
3048 if (!bResult) {
80252599
GS
3049 DWORD err = GetLastError();
3050 switch (err) {
3051 case ERROR_BAD_NET_NAME:
3052 case ERROR_BAD_NETPATH:
3053 case ERROR_BAD_PATHNAME:
3054 case ERROR_FILE_NOT_FOUND:
3055 case ERROR_FILENAME_EXCED_RANGE:
3056 case ERROR_INVALID_DRIVE:
3057 case ERROR_NO_MORE_FILES:
3058 case ERROR_PATH_NOT_FOUND:
3059 errno = ENOENT;
3060 break;
3061 default:
3062 errno = EACCES;
3063 break;
3064 }
3065 return -1;
3066 }
3067 return 0;
e24c7c18 3068 }
80252599
GS
3069 else {
3070 int retval = 0;
65cb15a1 3071 char szTmpName[MAX_PATH+1];
80252599
GS
3072 char dname[MAX_PATH+1];
3073 char *endname = Nullch;
3074 STRLEN tmplen = 0;
3075 DWORD from_attr, to_attr;
3076
65cb15a1
GS
3077 strcpy(szOldName, PerlDir_mapA(oname));
3078 strcpy(szNewName, PerlDir_mapA(newname));
3079
80252599 3080 /* if oname doesn't exist, do nothing */
65cb15a1 3081 from_attr = GetFileAttributes(szOldName);
80252599
GS
3082 if (from_attr == 0xFFFFFFFF) {
3083 errno = ENOENT;
3084 return -1;
3085 }
3086
3087 /* if newname exists, rename it to a temporary name so that we
3088 * don't delete it in case oname happens to be the same file
3089 * (but perhaps accessed via a different path)
3090 */
65cb15a1 3091 to_attr = GetFileAttributes(szNewName);
80252599
GS
3092 if (to_attr != 0xFFFFFFFF) {
3093 /* if newname is a directory, we fail
3094 * XXX could overcome this with yet more convoluted logic */
3095 if (to_attr & FILE_ATTRIBUTE_DIRECTORY) {
3096 errno = EACCES;
3097 return -1;
3098 }
65cb15a1
GS
3099 tmplen = strlen(szNewName);
3100 strcpy(szTmpName,szNewName);
3101 endname = szTmpName+tmplen;
3102 for (; endname > szTmpName ; --endname) {
80252599
GS
3103 if (*endname == '/' || *endname == '\\') {
3104 *endname = '\0';
3105 break;
3106 }
3107 }
65cb15a1
GS
3108 if (endname > szTmpName)
3109 endname = strcpy(dname,szTmpName);
e24c7c18 3110 else
80252599
GS
3111 endname = ".";
3112
3113 /* get a temporary filename in same directory
3114 * XXX is this really the best we can do? */
65cb15a1 3115 if (!GetTempFileName((LPCTSTR)endname, "plr", 0, szTmpName)) {
80252599
GS
3116 errno = ENOENT;
3117 return -1;
3118 }
65cb15a1 3119 DeleteFile(szTmpName);
80252599 3120
65cb15a1 3121 retval = rename(szNewName, szTmpName);
80252599
GS
3122 if (retval != 0) {
3123 errno = EACCES;
3124 return retval;
e24c7c18
GS
3125 }
3126 }
80252599
GS
3127
3128 /* rename oname to newname */
65cb15a1 3129 retval = rename(szOldName, szNewName);
80252599
GS
3130
3131 /* if we created a temporary file before ... */
3132 if (endname != Nullch) {
3133 /* ...and rename succeeded, delete temporary file/directory */
3134 if (retval == 0)
65cb15a1 3135 DeleteFile(szTmpName);
80252599
GS
3136 /* else restore it to what it was */
3137 else
65cb15a1 3138 (void)rename(szTmpName, szNewName);
80252599
GS
3139 }
3140 return retval;
e24c7c18 3141 }
e24c7c18
GS
3142}
3143
3144DllExport int
68dc0745 3145win32_setmode(int fd, int mode)
0a753a76 3146{
390b85e7 3147 return setmode(fd, mode);
0a753a76
PP
3148}
3149
4a9d6100
GS
3150DllExport int
3151win32_chsize(int fd, Off_t size)
3152{
3153#if defined(WIN64) || defined(USE_LARGE_FILES)
3154 int retval = 0;
3155 Off_t cur, end, extend;
3156
3157 cur = win32_tell(fd);
3158 if (cur < 0)
3159 return -1;
3160 end = win32_lseek(fd, 0, SEEK_END);
3161 if (end < 0)
3162 return -1;
3163 extend = size - end;
3164 if (extend == 0) {
3165 /* do nothing */
3166 }
3167 else if (extend > 0) {
3168 /* must grow the file, padding with nulls */
3169 char b[4096];
3170 int oldmode = win32_setmode(fd, O_BINARY);
3171 size_t count;
3172 memset(b, '\0', sizeof(b));
3173 do {
3174 count = extend >= sizeof(b) ? sizeof(b) : (size_t)extend;
3175 count = win32_write(fd, b, count);
21424390 3176 if ((int)count < 0) {
4a9d6100
GS
3177 retval = -1;
3178 break;
3179 }
3180 } while ((extend -= count) > 0);
3181 win32_setmode(fd, oldmode);
3182 }
3183 else {
3184 /* shrink the file */
3185 win32_lseek(fd, size, SEEK_SET);
3186 if (!SetEndOfFile((HANDLE)_get_osfhandle(fd))) {
3187 errno = EACCES;
3188 retval = -1;
3189 }
3190 }
3191finish:
3192 win32_lseek(fd, cur, SEEK_SET);
3193 return retval;
3194#else
3195 return chsize(fd, size);
3196#endif
3197}
3198
c623ac67
GS
3199DllExport Off_t
3200win32_lseek(int fd, Off_t offset, int origin)
96e4d5b1 3201{
c623ac67 3202#if defined(WIN64) || defined(USE_LARGE_FILES)
a810272a
NS
3203#if defined(__BORLANDC__) /* buk */
3204 LARGE_INTEGER pos;
3205 pos.QuadPart = offset;
3206 pos.LowPart = SetFilePointer(
3207 (HANDLE)_get_osfhandle(fd),
3208 pos.LowPart,
3209 &pos.HighPart,
3210 origin
3211 );
3212 if (pos.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) {
3213 pos.QuadPart = -1;
3214 }
3215
3216 return pos.QuadPart;
3217#else
c623ac67 3218 return _lseeki64(fd, offset, origin);
a810272a 3219#endif
c623ac67 3220#else
390b85e7 3221 return lseek(fd, offset, origin);
c623ac67 3222#endif
96e4d5b1
PP
3223}
3224
c623ac67 3225DllExport Off_t
96e4d5b1
PP
3226win32_tell(int fd)
3227{
c623ac67 3228#if defined(WIN64) || defined(USE_LARGE_FILES)
05e23382 3229#if defined(__BORLANDC__) /* buk */
a810272a
NS
3230 LARGE_INTEGER pos;
3231 pos.QuadPart = 0;
3232 pos.LowPart = SetFilePointer(
3233 (HANDLE)_get_osfhandle(fd),
3234 pos.LowPart,
3235 &pos.HighPart,
3236 FILE_CURRENT
3237 );
3238 if (pos.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) {
3239 pos.QuadPart = -1;
3240 }
3241
3242 return pos.QuadPart;
3243 /* return tell(fd); */
3244#else
c623ac67 3245 return _telli64(fd);
a810272a 3246#endif
c623ac67 3247#else
390b85e7 3248 return tell(fd);
c623ac67 3249#endif
96e4d5b1
PP
3250}
3251
68dc0745
PP
3252DllExport int
3253win32_open(const char *path, int flag, ...)
0a753a76 3254{
acfe0abc 3255 dTHX;
68dc0745
PP
3256 va_list ap;
3257 int pmode;
82867ecf 3258 WCHAR wBuffer[MAX_PATH+1];
0a753a76
PP
3259
3260 va_start(ap, flag);
3261 pmode = va_arg(ap, int);
3262 va_end(ap);
3263
68dc0745 3264 if (stricmp(path, "/dev/null")==0)
7fac1903
GS
3265 path = "NUL";
3266
3267 if (USING_WIDE()) {
0cb96387 3268 A2WHELPER(path, wBuffer, sizeof(wBuffer));
7766f137 3269 return _wopen(PerlDir_mapW(wBuffer), flag, pmode);
7fac1903 3270 }
7766f137 3271 return open(PerlDir_mapA(path), flag, pmode);
0a753a76
PP
3272}
3273
00b02797
JH
3274/* close() that understands socket */
3275extern int my_close(int); /* in win32sck.c */
3276
68dc0745
PP
3277DllExport int
3278win32_close(int fd)
0a753a76 3279{
00b02797 3280 return my_close(fd);
0a753a76
PP
3281}
3282
68dc0745 3283DllExport int
96e4d5b1
PP
3284win32_eof(int fd)
3285{
390b85e7 3286 return eof(fd);
96e4d5b1
PP
3287}
3288
3289DllExport int
68dc0745 3290win32_dup(int fd)
0a753a76 3291{
390b85e7 3292 return dup(fd);
0a753a76
PP
3293}
3294
68dc0745
PP
3295DllExport int
3296win32_dup2(int fd1,int fd2)
0a753a76 3297{
390b85e7 3298 return dup2(fd1,fd2);
0a753a76
PP
3299}
3300
f7aeb604
GS
3301#ifdef PERL_MSVCRT_READFIX
3302
3303#define LF 10 /* line feed */
3304#define CR 13 /* carriage return */
3305#define CTRLZ 26 /* ctrl-z means eof for text */
3306#define FOPEN 0x01 /* file handle open */
3307#define FEOFLAG 0x02 /* end of file has been encountered */
3308#define FCRLF 0x04 /* CR-LF across read buffer (in text mode) */
3309#define FPIPE 0x08 /* file handle refers to a pipe */
3310#define FAPPEND 0x20 /* file handle opened O_APPEND */
3311#define FDEV 0x40 /* file handle refers to device */
3312#define FTEXT 0x80 /* file handle is in text mode */
3313#define MAX_DESCRIPTOR_COUNT (64*32) /* this is the maximun that MSVCRT can handle */
3314
b181b6fb
GS
3315int __cdecl
3316_fixed_read(int fh, void *buf, unsigned cnt)
f7aeb604
GS
3317{
3318 int bytes_read; /* number of bytes read */
3319 char *buffer; /* buffer to read to */
3320 int os_read; /* bytes read on OS call */
3321 char *p, *q; /* pointers into buffer */
3322 char peekchr; /* peek-ahead character */
3323 ULONG filepos; /* file position after seek */
3324 ULONG dosretval; /* o.s. return value */
3325
3326 /* validate handle */
3327 if (((unsigned)fh >= (unsigned)MAX_DESCRIPTOR_COUNT) ||
3328 !(_osfile(fh) & FOPEN))
3329 {
3330 /* out of range -- return error */
3331 errno = EBADF;
3332 _doserrno = 0; /* not o.s. error */
3333 return -1;
3334 }
3335
635bbe87
GS
3336 /*
3337 * If lockinitflag is FALSE, assume fd is device
3338 * lockinitflag is set to TRUE by open.
3339 */
3340 if (_pioinfo(fh)->lockinitflag)
3341 EnterCriticalSection(&(_pioinfo(fh)->lock)); /* lock file */
f7aeb604
GS
3342
3343 bytes_read = 0; /* nothing read yet */
3344 buffer = (char*)buf;
3345
3346 if (cnt == 0 || (_osfile(fh) & FEOFLAG)) {
3347 /* nothing to read or at EOF, so return 0 read */
3348 goto functionexit;
3349 }
3350
3351 if ((_osfile(fh) & (FPIPE|FDEV)) && _pipech(fh) != LF) {
3352 /* a pipe/device and pipe lookahead non-empty: read the lookahead
3353 * char */
3354 *buffer++ = _pipech(fh);
3355 ++bytes_read;
3356 --cnt;
3357 _pipech(fh) = LF; /* mark as empty */
3358 }
3359
3360 /* read the data */
3361
3362 if (!ReadFile((HANDLE)_osfhnd(fh), buffer, cnt, (LPDWORD)&os_read, NULL))
3363 {
3364 /* ReadFile has reported an error. recognize two special cases.
3365 *
3366 * 1. map ERROR_ACCESS_DENIED to EBADF
3367 *
3368 * 2. just return 0 if ERROR_BROKEN_PIPE has occurred. it
3369 * means the handle is a read-handle on a pipe for which
3370 * all write-handles have been closed and all data has been
3371 * read. */
3372
3373 if ((dosretval = GetLastError()) == ERROR_ACCESS_DENIED) {
3374 /* wrong read/write mode should return EBADF, not EACCES */
3375 errno = EBADF;
3376 _doserrno = dosretval;
3377 bytes_read = -1;
3378 goto functionexit;
3379 }
3380 else if (dosretval == ERROR_BROKEN_PIPE) {
3381 bytes_read = 0;
3382 goto functionexit;
3383 }
3384 else {
3385 bytes_read = -1;
3386 goto functionexit;
3387 }
3388 }
3389
3390 bytes_read += os_read; /* update bytes read */
3391
3392 if (_osfile(fh) & FTEXT) {
3393 /* now must translate CR-LFs to LFs in the buffer */
3394
3395 /* set CRLF flag to indicate LF at beginning of buffer */
3396 /* if ((os_read != 0) && (*(char *)buf == LF)) */
3397 /* _osfile(fh) |= FCRLF; */
3398 /* else */
3399 /* _osfile(fh) &= ~FCRLF; */
3400
3401 _osfile(fh) &= ~FCRLF;
3402
3403 /* convert chars in the buffer: p is src, q is dest */
3404 p = q = (char*)buf;
3405 while (p < (char *)buf + bytes_read) {
3406 if (*p == CTRLZ) {
3407 /* if fh is not a device, set ctrl-z flag */
3408 if (!(_osfile(fh) & FDEV))
3409 _osfile(fh) |= FEOFLAG;
3410 break; /* stop translating */
3411 }
3412 else if (*p != CR)
3413 *q++ = *p++;
3414 else {
3415 /* *p is CR, so must check next char for LF */
3416 if (p < (char *)buf + bytes_read - 1) {
3417 if (*(p+1) == LF) {
3418 p += 2;
3419 *q++ = LF; /* convert CR-LF to LF */
3420 }
3421 else
3422 *q++ = *p++; /* store char normally */
3423 }
3424 else {
3425 /* This is the hard part. We found a CR at end of
3426 buffer. We must peek ahead to see if next char
3427 is an LF. */
3428 ++p;
3429
3430 dosretval = 0;
3431 if (!ReadFile((HANDLE)_osfhnd(fh), &peekchr, 1,
3432 (LPDWORD)&os_read, NULL))
3433 dosretval = GetLastError();
3434
3435 if (dosretval != 0 || os_read == 0) {
3436 /* couldn't read ahead, store CR */
3437 *q++ = CR;
3438 }
3439 else {
3440 /* peekchr now has the extra character -- we now
3441 have several possibilities:
3442 1. disk file and char is not LF; just seek back
3443 and copy CR
3444 2. disk file and char is LF; store LF, don't seek back
3445 3. pipe/device and char is LF; store LF.
3446 4. pipe/device and char isn't LF, store CR and
3447 put char in pipe lookahead buffer. */
3448 if (_osfile(fh) & (FDEV|FPIPE)) {
3449 /* non-seekable device */
3450 if (peekchr == LF)
3451 *q++ = LF;
3452 else {
3453 *q++ = CR;
3454 _pipech(fh) = peekchr;
3455 }
3456 }
3457 else {
3458 /* disk file */
3459 if (peekchr == LF) {
3460 /* nothing read yet; must make some
3461 progress */
3462 *q++ = LF;
3463 /* turn on this flag for tell routine */
3464 _osfile(fh) |= FCRLF;
3465 }
3466 else {
3467 HANDLE osHandle; /* o.s. handle value */
3468 /* seek back */
3469 if ((osHandle = (HANDLE)_get_osfhandle(fh)) != (HANDLE)-1)
3470 {
3471 if ((filepos = SetFilePointer(osHandle, -1, NULL, FILE_CURRENT)) == -1)
3472 dosretval = GetLastError();
3473 }
3474 if (peekchr != LF)
3475 *q++ = CR;
3476 }
3477 }
3478 }
3479 }
3480 }
3481 }
3482
3483 /* we now change bytes_read to reflect the true number of chars
3484 in the buffer */
3485 bytes_read = q - (char *)buf;
3486 }
3487
3fadfdf1 3488functionexit:
635bbe87
GS
3489 if (_pioinfo(fh)->lockinitflag)
3490 LeaveCriticalSection(&(_pioinfo(fh)->lock)); /* unlock file */
f7aeb604
GS
3491
3492 return bytes_read;
3493}
3494
3495#endif /* PERL_MSVCRT_READFIX */
3496
68dc0745 3497DllExport int
3e3baf6d 3498win32_read(int fd, void *buf, unsigned int cnt)
0a753a76 3499{
f7aeb604
GS
3500#ifdef PERL_MSVCRT_READFIX
3501 return _fixed_read(fd, buf, cnt);
3502#else
390b85e7 3503 return read(fd, buf, cnt);
f7aeb604 3504#endif
0a753a76
PP
3505}
3506
68dc0745 3507DllExport int
3e3baf6d 3508win32_write(int fd, const void *buf, unsigned int cnt)
0a753a76 3509{
390b85e7 3510 return write(fd, buf, cnt);
0a753a76
PP
3511}
3512
68dc0745 3513DllExport int
5aabfad6
PP
3514win32_mkdir(const char *dir, int mode)
3515{
acfe0abc 3516 dTHX;
7766f137 3517 if (USING_WIDE()) {
82867ecf 3518 WCHAR wBuffer[MAX_PATH+1];
7766f137
GS
3519 A2WHELPER(dir, wBuffer, sizeof(wBuffer));
3520 return _wmkdir(PerlDir_mapW(wBuffer));
3521 }
3522 return mkdir(PerlDir_mapA(dir)); /* just ignore mode */
5aabfad6 3523}
96e4d5b1 3524
5aabfad6
PP
3525DllExport int
3526win32_rmdir(const char *dir)
3527{
acfe0abc 3528 dTHX;
7766f137 3529 if (USING_WIDE()) {
82867ecf 3530 WCHAR wBuffer[MAX_PATH+1];
7766f137
GS
3531 A2WHELPER(dir, wBuffer, sizeof(wBuffer));
3532 return _wrmdir(PerlDir_mapW(wBuffer));
3533 }
3534 return rmdir(PerlDir_mapA(dir));
5aabfad6 3535}
96e4d5b1 3536
5aabfad6
PP
3537DllExport int
3538win32_chdir(const char *dir)
3539{
4ae93879 3540 dTHX;
9ec3348a
JH
3541 if (!dir) {
3542 errno = ENOENT;
3543 return -1;
3544 }
7766f137 3545 if (USING_WIDE()) {
82867ecf 3546 WCHAR wBuffer[MAX_PATH+1];
7766f137
GS
3547 A2WHELPER(dir, wBuffer, sizeof(wBuffer));
3548 return _wchdir(wBuffer);
3549 }
390b85e7 3550 return chdir(dir);
5aabfad6 3551}
96e4d5b1 3552
7766f137
GS
3553DllExport int
3554win32_access(const char *path, int mode)
3555{
acfe0abc 3556 dTHX;
7766f137 3557 if (USING_WIDE()) {
82867ecf 3558 WCHAR wBuffer[MAX_PATH+1];
7766f137
GS
3559 A2WHELPER(path, wBuffer, sizeof(wBuffer));
3560 return _waccess(PerlDir_mapW(wBuffer), mode);
3561 }
3562 return access(PerlDir_mapA(path), mode);
3563}
3564
3565DllExport int
3566win32_chmod(const char *path, int mode)
3567{
acfe0abc 3568 dTHX;
7766f137 3569 if (USING_WIDE()) {
82867ecf 3570 WCHAR wBuffer[MAX_PATH+1];
7766f137
GS
3571 A2WHELPER(path, wBuffer, sizeof(wBuffer));
3572 return _wchmod(PerlDir_mapW(wBuffer), mode);
3573 }
3574 return chmod(PerlDir_mapA(path), mode);
3575}
3576
3577
0aaad0ff 3578static char *
dd7038b3 3579create_command_line(char *cname, STRLEN clen, const char * const *args)
0aaad0ff 3580{
acfe0abc 3581 dTHX;
b309b8ae
JH
3582 int index, argc;
3583 char *cmd, *ptr;
3584 const char *arg;
3585 STRLEN len = 0;
81bc1258 3586 bool bat_file = FALSE;
b309b8ae 3587 bool cmd_shell = FALSE;
7b11e424 3588 bool dumb_shell = FALSE;
b309b8ae 3589 bool extra_quotes = FALSE;
dd7038b3 3590 bool quote_next = FALSE;
81bc1258
JH
3591
3592 if (!cname)
3593 cname = (char*)args[0];
b309b8ae
JH
3594