3 * (c) 1995 Microsoft Corporation. All rights reserved.
4 * Developed by hip communications inc., http://info.hip.com/info/
5 * Portions (c) 1993 Intergraph Corporation. All rights reserved.
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.
11 #define WIN32_LEAN_AND_MEAN
12 #define WIN32IO_IS_STDIO
22 /* ugliness to work around a buggy struct definition in lmwksta.h */
29 #endif /* __MINGW32__ */
31 /* #include "config.h" */
33 #define PERLIO_NOT_STDIO 0
34 #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO)
43 #define PERL_NO_GET_CONTEXT
49 /* assert.h conflicts with #define of assert in perl.h */
56 #if defined(_MSC_VER) || defined(__MINGW32__)
57 #include <sys/utime.h>
63 /* Mingw32 defaults to globing command line
64 * So we turn it off like this:
71 # define _utimbuf utimbuf
76 #define EXECF_SPAWN_NOWAIT 3
78 #if defined(PERL_IMPLICIT_SYS)
79 # undef win32_get_privlib
80 # define win32_get_privlib g_win32_get_privlib
81 # undef win32_get_sitelib
82 # define win32_get_sitelib g_win32_get_sitelib
84 # define do_spawn g_do_spawn
86 # define getlogin g_getlogin
89 #if defined(PERL_OBJECT)
91 # define do_aspawn g_do_aspawn
93 # define Perl_do_exec g_do_exec
96 static void get_shell(void);
97 static long tokenize(const char *str, char **dest, char ***destv);
98 int do_spawn2(char *cmd, int exectype);
99 static BOOL has_shell_metachars(char *ptr);
100 static long filetime_to_clock(PFILETIME ft);
101 static BOOL filetime_from_time(PFILETIME ft, time_t t);
102 static char * get_emd_part(SV **leading, char *trailing, ...);
103 static void remove_dead_process(long deceased);
104 static long find_pid(int pid);
105 static char * qualified_path(const char *cmd);
107 HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE;
108 char w32_module_name[MAX_PATH+1];
109 static DWORD w32_platform = (DWORD)-1;
112 # ifdef USE_DECLSPEC_THREAD
113 __declspec(thread) char strerror_buffer[512];
114 __declspec(thread) char getlogin_buffer[128];
115 __declspec(thread) char w32_perllib_root[MAX_PATH+1];
116 # ifdef HAVE_DES_FCRYPT
117 __declspec(thread) char crypt_buffer[30];
120 # define strerror_buffer (thr->i.Wstrerror_buffer)
121 # define getlogin_buffer (thr->i.Wgetlogin_buffer)
122 # define w32_perllib_root (thr->i.Ww32_perllib_root)
123 # define crypt_buffer (thr->i.Wcrypt_buffer)
126 static char strerror_buffer[512];
127 static char getlogin_buffer[128];
128 static char w32_perllib_root[MAX_PATH+1];
129 # ifdef HAVE_DES_FCRYPT
130 static char crypt_buffer[30];
137 return (win32_os_id() == VER_PLATFORM_WIN32_WINDOWS);
143 return (win32_os_id() == VER_PLATFORM_WIN32_NT);
146 /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
148 get_regstr_from(HKEY hkey, const char *valuename, SV **svp)
150 /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */
153 const char *subkey = "Software\\Perl";
157 retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle);
158 if (retval == ERROR_SUCCESS) {
160 retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen);
161 if (retval == ERROR_SUCCESS && type == REG_SZ) {
164 *svp = sv_2mortal(newSVpvn("",0));
165 SvGROW(*svp, datalen);
166 retval = RegQueryValueEx(handle, valuename, 0, NULL,
167 (PBYTE)SvPVX(*svp), &datalen);
168 if (retval == ERROR_SUCCESS) {
170 SvCUR_set(*svp,datalen-1);
178 /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
180 get_regstr(const char *valuename, SV **svp)
182 char *str = get_regstr_from(HKEY_CURRENT_USER, valuename, svp);
184 str = get_regstr_from(HKEY_LOCAL_MACHINE, valuename, svp);
188 /* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */
190 get_emd_part(SV **prev_pathp, char *trailing_path, ...)
194 char mod_name[MAX_PATH+1];
198 int oldsize, newsize;
200 va_start(ap, trailing_path);
201 strip = va_arg(ap, char *);
203 sprintf(base, "%5.3f",
204 (double)PERL_REVISION + ((double)PERL_VERSION / (double)1000));
206 if (!*w32_module_name) {
207 GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE)
208 ? GetModuleHandle(NULL)
209 : w32_perldll_handle),
210 w32_module_name, sizeof(w32_module_name));
212 /* try to get full path to binary (which may be mangled when perl is
213 * run from a 16-bit app) */
214 /*PerlIO_printf(Perl_debug_log, "Before %s\n", w32_module_name);*/
215 (void)win32_longpath(w32_module_name);
216 /*PerlIO_printf(Perl_debug_log, "After %s\n", w32_module_name);*/
218 /* normalize to forward slashes */
219 ptr = w32_module_name;
226 strcpy(mod_name, w32_module_name);
227 ptr = strrchr(mod_name, '/');
228 while (ptr && strip) {
229 /* look for directories to skip back */
232 ptr = strrchr(mod_name, '/');
233 /* avoid stripping component if there is no slash,
234 * or it doesn't match ... */
235 if (!ptr || stricmp(ptr+1, strip) != 0) {
236 /* ... but not if component matches 5.00X* */
237 if (!ptr || !(*strip == '5' && *(ptr+1) == '5'
238 && strncmp(strip, base, 5) == 0
239 && strncmp(ptr+1, base, 5) == 0))
245 strip = va_arg(ap, char *);
253 strcpy(++ptr, trailing_path);
255 /* only add directory if it exists */
256 if (GetFileAttributes(mod_name) != (DWORD) -1) {
257 /* directory exists */
260 *prev_pathp = sv_2mortal(newSVpvn("",0));
261 sv_catpvn(*prev_pathp, ";", 1);
262 sv_catpv(*prev_pathp, mod_name);
263 return SvPVX(*prev_pathp);
270 win32_get_privlib(char *pl)
273 char *stdlib = "lib";
274 char buffer[MAX_PATH+1];
277 /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */
278 sprintf(buffer, "%s-%s", stdlib, pl);
279 if (!get_regstr(buffer, &sv))
280 (void)get_regstr(stdlib, &sv);
282 /* $stdlib .= ";$EMD/../../lib" */
283 return get_emd_part(&sv, stdlib, ARCHNAME, "bin", Nullch);
287 win32_get_sitelib(char *pl)
290 char *sitelib = "sitelib";
292 char pathstr[MAX_PATH+1];
298 /* $HKCU{"sitelib-$]"} || $HKLM{"sitelib-$]"} . ---; */
299 sprintf(regstr, "%s-%s", sitelib, pl);
300 (void)get_regstr(regstr, &sv1);
303 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/$]/lib"; */
304 sprintf(pathstr, "site/%s/lib", pl);
305 (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch);
306 if (!sv1 && strlen(pl) == 7) {
307 /* pl may have been SUBVERSION-specific; try again without
309 sprintf(pathstr, "site/%.5s/lib", pl);
310 (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch);
313 /* $HKCU{'sitelib'} || $HKLM{'sitelib'} . ---; */
314 (void)get_regstr(sitelib, &sv2);
317 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/lib"; */
318 (void)get_emd_part(&sv2, "site/lib", ARCHNAME, "bin", pl, Nullch);
327 sv_catpvn(sv1, ";", 1);
335 has_shell_metachars(char *ptr)
341 * Scan string looking for redirection (< or >) or pipe
342 * characters (|) that are not in a quoted string.
343 * Shell variable interpolation (%VAR%) can also happen inside strings.
375 #if !defined(PERL_IMPLICIT_SYS)
376 /* since the current process environment is being updated in util.c
377 * the library functions will get the correct environment
380 Perl_my_popen(pTHX_ char *cmd, char *mode)
383 #define fixcmd(x) { \
384 char *pspace = strchr((x),' '); \
387 while (p < pspace) { \
398 PERL_FLUSHALL_FOR_CHILD;
399 return win32_popen(cmd, mode);
403 Perl_my_pclose(pTHX_ PerlIO *fp)
405 return win32_pclose(fp);
409 DllExport unsigned long
412 static OSVERSIONINFO osver;
414 if (osver.dwPlatformId != w32_platform) {
415 memset(&osver, 0, sizeof(OSVERSIONINFO));
416 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
417 GetVersionEx(&osver);
418 w32_platform = osver.dwPlatformId;
420 return (unsigned long)w32_platform;
423 /* Tokenize a string. Words are null-separated, and the list
424 * ends with a doubled null. Any character (except null and
425 * including backslash) may be escaped by preceding it with a
426 * backslash (the backslash will be stripped).
427 * Returns number of words in result buffer.
430 tokenize(const char *str, char **dest, char ***destv)
432 char *retstart = Nullch;
433 char **retvstart = 0;
437 int slen = strlen(str);
439 register char **retv;
440 New(1307, ret, slen+2, char);
441 New(1308, retv, (slen+3)/2, char*);
449 if (*ret == '\\' && *str)
451 else if (*ret == ' ') {
467 retvstart[items] = Nullch;
480 if (!w32_perlshell_tokens) {
481 /* we don't use COMSPEC here for two reasons:
482 * 1. the same reason perl on UNIX doesn't use SHELL--rampant and
483 * uncontrolled unportability of the ensuing scripts.
484 * 2. PERL5SHELL could be set to a shell that may not be fit for
485 * interactive use (which is what most programs look in COMSPEC
488 const char* defaultshell = (IsWinNT()
489 ? "cmd.exe /x/c" : "command.com /c");
490 const char *usershell = getenv("PERL5SHELL");
491 w32_perlshell_items = tokenize(usershell ? usershell : defaultshell,
492 &w32_perlshell_tokens,
498 do_aspawn(void *vreally, void **vmark, void **vsp)
501 SV *really = (SV*)vreally;
502 SV **mark = (SV**)vmark;
514 New(1306, argv, (sp - mark) + w32_perlshell_items + 2, char*);
516 if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) {
521 while (++mark <= sp) {
522 if (*mark && (str = SvPV_nolen(*mark)))
529 status = win32_spawnvp(flag,
530 (const char*)(really ? SvPV_nolen(really) : argv[0]),
531 (const char* const*)argv);
533 if (status < 0 && (errno == ENOEXEC || errno == ENOENT)) {
534 /* possible shell-builtin, invoke with shell */
536 sh_items = w32_perlshell_items;
538 argv[index+sh_items] = argv[index];
539 while (--sh_items >= 0)
540 argv[sh_items] = w32_perlshell_vec[sh_items];
542 status = win32_spawnvp(flag,
543 (const char*)(really ? SvPV_nolen(really) : argv[0]),
544 (const char* const*)argv);
547 if (flag != P_NOWAIT) {
550 if (ckWARN(WARN_EXEC))
551 Perl_warner(aTHX_ WARN_EXEC, "Can't spawn \"%s\": %s", argv[0], strerror(errno));
556 PL_statusvalue = status;
563 do_spawn2(char *cmd, int exectype)
570 BOOL needToTry = TRUE;
573 /* Save an extra exec if possible. See if there are shell
574 * metacharacters in it */
575 if (!has_shell_metachars(cmd)) {
576 New(1301,argv, strlen(cmd) / 2 + 2, char*);
577 New(1302,cmd2, strlen(cmd) + 1, char);
580 for (s = cmd2; *s;) {
581 while (*s && isSPACE(*s))
585 while (*s && !isSPACE(*s))
594 status = win32_spawnvp(P_WAIT, argv[0],
595 (const char* const*)argv);
597 case EXECF_SPAWN_NOWAIT:
598 status = win32_spawnvp(P_NOWAIT, argv[0],
599 (const char* const*)argv);
602 status = win32_execvp(argv[0], (const char* const*)argv);
605 if (status != -1 || errno == 0)
615 New(1306, argv, w32_perlshell_items + 2, char*);
616 while (++i < w32_perlshell_items)
617 argv[i] = w32_perlshell_vec[i];
622 status = win32_spawnvp(P_WAIT, argv[0],
623 (const char* const*)argv);
625 case EXECF_SPAWN_NOWAIT:
626 status = win32_spawnvp(P_NOWAIT, argv[0],
627 (const char* const*)argv);
630 status = win32_execvp(argv[0], (const char* const*)argv);
636 if (exectype != EXECF_SPAWN_NOWAIT) {
639 if (ckWARN(WARN_EXEC))
640 Perl_warner(aTHX_ WARN_EXEC, "Can't %s \"%s\": %s",
641 (exectype == EXECF_EXEC ? "exec" : "spawn"),
642 cmd, strerror(errno));
647 PL_statusvalue = status;
655 return do_spawn2(cmd, EXECF_SPAWN);
659 do_spawn_nowait(char *cmd)
661 return do_spawn2(cmd, EXECF_SPAWN_NOWAIT);
665 Perl_do_exec(pTHX_ char *cmd)
667 do_spawn2(cmd, EXECF_EXEC);
671 /* The idea here is to read all the directory names into a string table
672 * (separated by nulls) and when one of the other dir functions is called
673 * return the pointer to the current file name.
676 win32_opendir(char *filename)
682 char scanname[MAX_PATH+3];
684 WIN32_FIND_DATAA aFindData;
685 WIN32_FIND_DATAW wFindData;
687 char buffer[MAX_PATH*2];
688 WCHAR wbuffer[MAX_PATH];
691 len = strlen(filename);
695 /* check to see if filename is a directory */
696 if (win32_stat(filename, &sbuf) < 0 || !S_ISDIR(sbuf.st_mode))
699 /* Get us a DIR structure */
700 Newz(1303, dirp, 1, DIR);
702 /* Create the search pattern */
703 strcpy(scanname, filename);
705 /* bare drive name means look in cwd for drive */
706 if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') {
707 scanname[len++] = '.';
708 scanname[len++] = '/';
710 else if (scanname[len-1] != '/' && scanname[len-1] != '\\') {
711 scanname[len++] = '/';
713 scanname[len++] = '*';
714 scanname[len] = '\0';
716 /* do the FindFirstFile call */
718 A2WHELPER(scanname, wbuffer, sizeof(wbuffer));
719 fh = FindFirstFileW(wbuffer, &wFindData);
722 fh = FindFirstFileA(scanname, &aFindData);
725 if (fh == INVALID_HANDLE_VALUE) {
726 DWORD err = GetLastError();
727 /* FindFirstFile() fails on empty drives! */
729 case ERROR_FILE_NOT_FOUND:
731 case ERROR_NO_MORE_FILES:
732 case ERROR_PATH_NOT_FOUND:
735 case ERROR_NOT_ENOUGH_MEMORY:
746 /* now allocate the first part of the string table for
747 * the filenames that we find.
750 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
754 ptr = aFindData.cFileName;
761 New(1304, dirp->start, dirp->size, char);
762 strcpy(dirp->start, ptr);
764 dirp->end = dirp->curr = dirp->start;
770 /* Readdir just returns the current string pointer and bumps the
771 * string pointer to the nDllExport entry.
773 DllExport struct direct *
774 win32_readdir(DIR *dirp)
779 /* first set up the structure to return */
780 len = strlen(dirp->curr);
781 strcpy(dirp->dirstr.d_name, dirp->curr);
782 dirp->dirstr.d_namlen = len;
785 dirp->dirstr.d_ino = dirp->curr - dirp->start;
787 /* Now set up for the next call to readdir */
788 dirp->curr += len + 1;
789 if (dirp->curr >= dirp->end) {
793 WIN32_FIND_DATAW wFindData;
794 WIN32_FIND_DATAA aFindData;
795 char buffer[MAX_PATH*2];
797 /* finding the next file that matches the wildcard
798 * (which should be all of them in this directory!).
801 res = FindNextFileW(dirp->handle, &wFindData);
803 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
808 res = FindNextFileA(dirp->handle, &aFindData);
810 ptr = aFindData.cFileName;
813 long endpos = dirp->end - dirp->start;
814 long newsize = endpos + strlen(ptr) + 1;
815 /* bump the string table size by enough for the
816 * new name and it's null terminator */
817 while (newsize > dirp->size) {
818 long curpos = dirp->curr - dirp->start;
820 Renew(dirp->start, dirp->size, char);
821 dirp->curr = dirp->start + curpos;
823 strcpy(dirp->start + endpos, ptr);
824 dirp->end = dirp->start + newsize;
830 return &(dirp->dirstr);
836 /* Telldir returns the current string pointer position */
838 win32_telldir(DIR *dirp)
840 return (dirp->curr - dirp->start);
844 /* Seekdir moves the string pointer to a previously saved position
845 * (returned by telldir).
848 win32_seekdir(DIR *dirp, long loc)
850 dirp->curr = dirp->start + loc;
853 /* Rewinddir resets the string pointer to the start */
855 win32_rewinddir(DIR *dirp)
857 dirp->curr = dirp->start;
860 /* free the memory allocated by opendir */
862 win32_closedir(DIR *dirp)
865 if (dirp->handle != INVALID_HANDLE_VALUE)
866 FindClose(dirp->handle);
867 Safefree(dirp->start);
880 * Just pretend that everyone is a superuser. NT will let us know if
881 * we don\'t really have permission to do something.
884 #define ROOT_UID ((uid_t)0)
885 #define ROOT_GID ((gid_t)0)
914 return (auid == ROOT_UID ? 0 : -1);
920 return (agid == ROOT_GID ? 0 : -1);
927 char *buf = getlogin_buffer;
928 DWORD size = sizeof(getlogin_buffer);
929 if (GetUserName(buf,&size))
935 chown(const char *path, uid_t owner, gid_t group)
946 for (child = 0 ; child < w32_num_children ; ++child) {
947 if (w32_child_pids[child] == pid)
954 remove_dead_process(long child)
958 CloseHandle(w32_child_handles[child]);
959 Copy(&w32_child_handles[child+1], &w32_child_handles[child],
960 (w32_num_children-child-1), HANDLE);
961 Copy(&w32_child_pids[child+1], &w32_child_pids[child],
962 (w32_num_children-child-1), DWORD);
968 win32_kill(int pid, int sig)
971 hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid);
972 if (hProcess && TerminateProcess(hProcess, sig))
973 CloseHandle(hProcess);
985 DllExport unsigned int
986 win32_sleep(unsigned int t)
993 win32_stat(const char *path, struct stat *buffer)
997 int l = strlen(path);
999 WCHAR wbuffer[MAX_PATH];
1002 switch(path[l - 1]) {
1003 /* FindFirstFile() and stat() are buggy with a trailing
1004 * backslash, so change it to a forward slash :-( */
1006 strncpy(t, path, l-1);
1011 /* FindFirstFile() is buggy with "x:", so add a dot :-( */
1013 if (l == 2 && isALPHA(path[0])) {
1014 t[0] = path[0]; t[1] = ':'; t[2] = '.'; t[3] = '\0';
1022 A2WHELPER(path, wbuffer, sizeof(wbuffer));
1023 res = _wstat(wbuffer, (struct _stat *)buffer);
1026 res = stat(path, buffer);
1029 /* CRT is buggy on sharenames, so make sure it really isn't.
1030 * XXX using GetFileAttributesEx() will enable us to set
1031 * buffer->st_*time (but note that's not available on the
1032 * Windows of 1995) */
1035 r = GetFileAttributesW(wbuffer);
1038 r = GetFileAttributesA(path);
1040 if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) {
1041 /* buffer may still contain old garbage since stat() failed */
1042 Zero(buffer, 1, struct stat);
1043 buffer->st_mode = S_IFDIR | S_IREAD;
1045 if (!(r & FILE_ATTRIBUTE_READONLY))
1046 buffer->st_mode |= S_IWRITE | S_IEXEC;
1051 if (l == 3 && isALPHA(path[0]) && path[1] == ':'
1052 && (path[2] == '\\' || path[2] == '/'))
1054 /* The drive can be inaccessible, some _stat()s are buggy */
1056 ? !GetVolumeInformationW(wbuffer,NULL,0,NULL,NULL,NULL,NULL,0)
1057 : !GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) {
1063 if (S_ISDIR(buffer->st_mode))
1064 buffer->st_mode |= S_IWRITE | S_IEXEC;
1065 else if (S_ISREG(buffer->st_mode)) {
1066 if (l >= 4 && path[l-4] == '.') {
1067 const char *e = path + l - 3;
1068 if (strnicmp(e,"exe",3)
1069 && strnicmp(e,"bat",3)
1070 && strnicmp(e,"com",3)
1071 && (IsWin95() || strnicmp(e,"cmd",3)))
1072 buffer->st_mode &= ~S_IEXEC;
1074 buffer->st_mode |= S_IEXEC;
1077 buffer->st_mode &= ~S_IEXEC;
1084 /* Find the longname of a given path. path is destructively modified.
1085 * It should have space for at least MAX_PATH characters. */
1087 win32_longpath(char *path)
1089 WIN32_FIND_DATA fdata;
1091 char tmpbuf[MAX_PATH+1];
1092 char *tmpstart = tmpbuf;
1099 if (isALPHA(path[0]) && path[1] == ':' &&
1100 (path[2] == '/' || path[2] == '\\'))
1103 *tmpstart++ = path[0];
1107 else if ((path[0] == '/' || path[0] == '\\') &&
1108 (path[1] == '/' || path[1] == '\\'))
1111 *tmpstart++ = path[0];
1112 *tmpstart++ = path[1];
1113 /* copy machine name */
1114 while (*start && *start != '/' && *start != '\\')
1115 *tmpstart++ = *start++;
1117 *tmpstart++ = *start;
1119 /* copy share name */
1120 while (*start && *start != '/' && *start != '\\')
1121 *tmpstart++ = *start++;
1125 if (sep == '/' || sep == '\\')
1129 /* walk up to slash */
1130 while (*start && *start != '/' && *start != '\\')
1133 /* discard doubled slashes */
1134 while (*start && (start[1] == '/' || start[1] == '\\'))
1138 /* stop and find full name of component */
1140 fhand = FindFirstFile(path,&fdata);
1141 if (fhand != INVALID_HANDLE_VALUE) {
1142 strcpy(tmpstart, fdata.cFileName);
1143 tmpstart += strlen(fdata.cFileName);
1151 /* failed a step, just return without side effects */
1152 /*PerlIO_printf(Perl_debug_log, "Failed to find %s\n", path);*/
1157 strcpy(path,tmpbuf);
1161 #ifndef USE_WIN32_RTL_ENV
1164 win32_getenv(const char *name)
1167 WCHAR wBuffer[MAX_PATH];
1169 SV *curitem = Nullsv;
1172 A2WHELPER(name, wBuffer, sizeof(wBuffer));
1173 needlen = GetEnvironmentVariableW(wBuffer, NULL, 0);
1176 needlen = GetEnvironmentVariableA(name,NULL,0);
1178 curitem = sv_2mortal(newSVpvn("", 0));
1182 SvGROW(curitem, (needlen+1)*sizeof(WCHAR));
1183 needlen = GetEnvironmentVariableW(wBuffer,
1184 (WCHAR*)SvPVX(curitem),
1186 } while (needlen >= SvLEN(curitem)/sizeof(WCHAR));
1187 SvCUR_set(curitem, (needlen*sizeof(WCHAR))+1);
1188 acuritem = sv_2mortal(newSVsv(curitem));
1189 W2AHELPER((WCHAR*)SvPVX(acuritem), SvPVX(curitem), SvCUR(curitem));
1193 SvGROW(curitem, needlen+1);
1194 needlen = GetEnvironmentVariableA(name,SvPVX(curitem),
1196 } while (needlen >= SvLEN(curitem));
1197 SvCUR_set(curitem, needlen);
1201 /* allow any environment variables that begin with 'PERL'
1202 to be stored in the registry */
1203 if (strncmp(name, "PERL", 4) == 0)
1204 (void)get_regstr(name, &curitem);
1206 if (curitem && SvCUR(curitem))
1207 return SvPVX(curitem);
1213 win32_putenv(const char *name)
1220 int length, relval = -1;
1224 length = strlen(name)+1;
1225 New(1309,wCuritem,length,WCHAR);
1226 A2WHELPER(name, wCuritem, length*sizeof(WCHAR));
1227 wVal = wcschr(wCuritem, '=');
1230 if(SetEnvironmentVariableW(wCuritem, *wVal ? wVal : NULL))
1236 New(1309,curitem,strlen(name)+1,char);
1237 strcpy(curitem, name);
1238 val = strchr(curitem, '=');
1240 /* The sane way to deal with the environment.
1241 * Has these advantages over putenv() & co.:
1242 * * enables us to store a truly empty value in the
1243 * environment (like in UNIX).
1244 * * we don't have to deal with RTL globals, bugs and leaks.
1246 * Why you may want to enable USE_WIN32_RTL_ENV:
1247 * * environ[] and RTL functions will not reflect changes,
1248 * which might be an issue if extensions want to access
1249 * the env. via RTL. This cuts both ways, since RTL will
1250 * not see changes made by extensions that call the Win32
1251 * functions directly, either.
1255 if(SetEnvironmentVariableA(curitem, *val ? val : NULL))
1267 filetime_to_clock(PFILETIME ft)
1269 __int64 qw = ft->dwHighDateTime;
1271 qw |= ft->dwLowDateTime;
1272 qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */
1277 win32_times(struct tms *timebuf)
1282 if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy,
1284 timebuf->tms_utime = filetime_to_clock(&user);
1285 timebuf->tms_stime = filetime_to_clock(&kernel);
1286 timebuf->tms_cutime = 0;
1287 timebuf->tms_cstime = 0;
1290 /* That failed - e.g. Win95 fallback to clock() */
1291 clock_t t = clock();
1292 timebuf->tms_utime = t;
1293 timebuf->tms_stime = 0;
1294 timebuf->tms_cutime = 0;
1295 timebuf->tms_cstime = 0;
1300 /* fix utime() so it works on directories in NT */
1302 filetime_from_time(PFILETIME pFileTime, time_t Time)
1304 struct tm *pTM = localtime(&Time);
1305 SYSTEMTIME SystemTime;
1311 SystemTime.wYear = pTM->tm_year + 1900;
1312 SystemTime.wMonth = pTM->tm_mon + 1;
1313 SystemTime.wDay = pTM->tm_mday;
1314 SystemTime.wHour = pTM->tm_hour;
1315 SystemTime.wMinute = pTM->tm_min;
1316 SystemTime.wSecond = pTM->tm_sec;
1317 SystemTime.wMilliseconds = 0;
1319 return SystemTimeToFileTime(&SystemTime, &LocalTime) &&
1320 LocalFileTimeToFileTime(&LocalTime, pFileTime);
1324 win32_utime(const char *filename, struct utimbuf *times)
1331 struct utimbuf TimeBuffer;
1332 WCHAR wbuffer[MAX_PATH];
1336 A2WHELPER(filename, wbuffer, sizeof(wbuffer));
1337 rc = _wutime(wbuffer, (struct _utimbuf*)times);
1340 rc = utime(filename, times);
1342 /* EACCES: path specifies directory or readonly file */
1343 if (rc == 0 || errno != EACCES /* || !IsWinNT() */)
1346 if (times == NULL) {
1347 times = &TimeBuffer;
1348 time(×->actime);
1349 times->modtime = times->actime;
1352 /* This will (and should) still fail on readonly files */
1354 handle = CreateFileW(wbuffer, GENERIC_READ | GENERIC_WRITE,
1355 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1356 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1359 handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE,
1360 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1361 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1363 if (handle == INVALID_HANDLE_VALUE)
1366 if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) &&
1367 filetime_from_time(&ftAccess, times->actime) &&
1368 filetime_from_time(&ftWrite, times->modtime) &&
1369 SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite))
1374 CloseHandle(handle);
1379 win32_uname(struct utsname *name)
1381 struct hostent *hep;
1382 STRLEN nodemax = sizeof(name->nodename)-1;
1383 OSVERSIONINFO osver;
1385 memset(&osver, 0, sizeof(OSVERSIONINFO));
1386 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
1387 if (GetVersionEx(&osver)) {
1389 switch (osver.dwPlatformId) {
1390 case VER_PLATFORM_WIN32_WINDOWS:
1391 strcpy(name->sysname, "Windows");
1393 case VER_PLATFORM_WIN32_NT:
1394 strcpy(name->sysname, "Windows NT");
1396 case VER_PLATFORM_WIN32s:
1397 strcpy(name->sysname, "Win32s");
1400 strcpy(name->sysname, "Win32 Unknown");
1405 sprintf(name->release, "%d.%d",
1406 osver.dwMajorVersion, osver.dwMinorVersion);
1409 sprintf(name->version, "Build %d",
1410 osver.dwPlatformId == VER_PLATFORM_WIN32_NT
1411 ? osver.dwBuildNumber : (osver.dwBuildNumber & 0xffff));
1412 if (osver.szCSDVersion[0]) {
1413 char *buf = name->version + strlen(name->version);
1414 sprintf(buf, " (%s)", osver.szCSDVersion);
1418 *name->sysname = '\0';
1419 *name->version = '\0';
1420 *name->release = '\0';
1424 hep = win32_gethostbyname("localhost");
1426 STRLEN len = strlen(hep->h_name);
1427 if (len <= nodemax) {
1428 strcpy(name->nodename, hep->h_name);
1431 strncpy(name->nodename, hep->h_name, nodemax);
1432 name->nodename[nodemax] = '\0';
1437 if (!GetComputerName(name->nodename, &sz))
1438 *name->nodename = '\0';
1441 /* machine (architecture) */
1445 GetSystemInfo(&info);
1447 #if defined(__BORLANDC__) || defined(__MINGW32__)
1448 switch (info.u.s.wProcessorArchitecture) {
1450 switch (info.wProcessorArchitecture) {
1452 case PROCESSOR_ARCHITECTURE_INTEL:
1453 arch = "x86"; break;
1454 case PROCESSOR_ARCHITECTURE_MIPS:
1455 arch = "mips"; break;
1456 case PROCESSOR_ARCHITECTURE_ALPHA:
1457 arch = "alpha"; break;
1458 case PROCESSOR_ARCHITECTURE_PPC:
1459 arch = "ppc"; break;
1461 arch = "unknown"; break;
1463 strcpy(name->machine, arch);
1469 win32_waitpid(int pid, int *status, int flags)
1474 return win32_wait(status);
1476 long child = find_pid(pid);
1478 HANDLE hProcess = w32_child_handles[child];
1479 DWORD waitcode = WaitForSingleObject(hProcess, INFINITE);
1480 if (waitcode != WAIT_FAILED) {
1481 if (GetExitCodeProcess(hProcess, &waitcode)) {
1482 *status = (int)((waitcode & 0xff) << 8);
1483 retval = (int)w32_child_pids[child];
1484 remove_dead_process(child);
1492 retval = cwait(status, pid, WAIT_CHILD);
1493 /* cwait() returns "correctly" on Borland */
1494 #ifndef __BORLANDC__
1500 return retval >= 0 ? pid : retval;
1504 win32_wait(int *status)
1506 /* XXX this wait emulation only knows about processes
1507 * spawned via win32_spawnvp(P_NOWAIT, ...).
1511 DWORD exitcode, waitcode;
1513 if (!w32_num_children) {
1518 /* if a child exists, wait for it to die */
1519 waitcode = WaitForMultipleObjects(w32_num_children,
1523 if (waitcode != WAIT_FAILED) {
1524 if (waitcode >= WAIT_ABANDONED_0
1525 && waitcode < WAIT_ABANDONED_0 + w32_num_children)
1526 i = waitcode - WAIT_ABANDONED_0;
1528 i = waitcode - WAIT_OBJECT_0;
1529 if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) {
1530 *status = (int)((exitcode & 0xff) << 8);
1531 retval = (int)w32_child_pids[i];
1532 remove_dead_process(i);
1538 errno = GetLastError();
1542 static UINT timerid = 0;
1544 static VOID CALLBACK TimerProc(HWND win, UINT msg, UINT id, DWORD time)
1547 KillTimer(NULL,timerid);
1552 DllExport unsigned int
1553 win32_alarm(unsigned int sec)
1556 * the 'obvious' implentation is SetTimer() with a callback
1557 * which does whatever receiving SIGALRM would do
1558 * we cannot use SIGALRM even via raise() as it is not
1559 * one of the supported codes in <signal.h>
1561 * Snag is unless something is looking at the message queue
1562 * nothing happens :-(
1567 timerid = SetTimer(NULL,timerid,sec*1000,(TIMERPROC)TimerProc);
1569 Perl_croak_nocontext("Cannot set timer");
1575 KillTimer(NULL,timerid);
1582 #if defined(HAVE_DES_FCRYPT) || defined(PERL_OBJECT)
1583 #ifdef HAVE_DES_FCRYPT
1584 extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf);
1588 win32_crypt(const char *txt, const char *salt)
1591 #ifdef HAVE_DES_FCRYPT
1593 return des_fcrypt(txt, salt, crypt_buffer);
1595 die("The crypt() function is unimplemented due to excessive paranoia.");
1601 #ifdef USE_FIXED_OSFHANDLE
1603 EXTERN_C int __cdecl _alloc_osfhnd(void);
1604 EXTERN_C int __cdecl _set_osfhnd(int fh, long value);
1605 EXTERN_C void __cdecl _lock_fhandle(int);
1606 EXTERN_C void __cdecl _unlock_fhandle(int);
1607 EXTERN_C void __cdecl _unlock(int);
1609 #if (_MSC_VER >= 1000)
1611 long osfhnd; /* underlying OS file HANDLE */
1612 char osfile; /* attributes of file (e.g., open in text mode?) */
1613 char pipech; /* one char buffer for handles opened on pipes */
1614 #if defined (_MT) && !defined (DLL_FOR_WIN32S)
1616 CRITICAL_SECTION lock;
1617 #endif /* defined (_MT) && !defined (DLL_FOR_WIN32S) */
1620 EXTERN_C ioinfo * __pioinfo[];
1622 #define IOINFO_L2E 5
1623 #define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
1624 #define _pioinfo(i) (__pioinfo[i >> IOINFO_L2E] + (i & (IOINFO_ARRAY_ELTS - 1)))
1625 #define _osfile(i) (_pioinfo(i)->osfile)
1627 #else /* (_MSC_VER >= 1000) */
1628 extern char _osfile[];
1629 #endif /* (_MSC_VER >= 1000) */
1631 #define FOPEN 0x01 /* file handle open */
1632 #define FAPPEND 0x20 /* file handle opened O_APPEND */
1633 #define FDEV 0x40 /* file handle refers to device */
1634 #define FTEXT 0x80 /* file handle is in text mode */
1636 #define _STREAM_LOCKS 26 /* Table of stream locks */
1637 #define _LAST_STREAM_LOCK (_STREAM_LOCKS+_NSTREAM_-1) /* Last stream lock */
1638 #define _FH_LOCKS (_LAST_STREAM_LOCK+1) /* Table of fh locks */
1641 *int my_open_osfhandle(long osfhandle, int flags) - open C Runtime file handle
1644 * This function allocates a free C Runtime file handle and associates
1645 * it with the Win32 HANDLE specified by the first parameter. This is a
1646 * temperary fix for WIN95's brain damage GetFileType() error on socket
1647 * we just bypass that call for socket
1650 * long osfhandle - Win32 HANDLE to associate with C Runtime file handle.
1651 * int flags - flags to associate with C Runtime file handle.
1654 * returns index of entry in fh, if successful
1655 * return -1, if no free entry is found
1659 *******************************************************************************/
1662 my_open_osfhandle(long osfhandle, int flags)
1665 char fileflags; /* _osfile flags */
1667 /* copy relevant flags from second parameter */
1670 if (flags & O_APPEND)
1671 fileflags |= FAPPEND;
1676 /* attempt to allocate a C Runtime file handle */
1677 if ((fh = _alloc_osfhnd()) == -1) {
1678 errno = EMFILE; /* too many open files */
1679 _doserrno = 0L; /* not an OS error */
1680 return -1; /* return error to caller */
1683 /* the file is open. now, set the info in _osfhnd array */
1684 _set_osfhnd(fh, osfhandle);
1686 fileflags |= FOPEN; /* mark as open */
1688 #if (_MSC_VER >= 1000)
1689 _osfile(fh) = fileflags; /* set osfile entry */
1690 _unlock_fhandle(fh);
1692 _osfile[fh] = fileflags; /* set osfile entry */
1693 _unlock(fh+_FH_LOCKS); /* unlock handle */
1696 return fh; /* return handle */
1699 #define _open_osfhandle my_open_osfhandle
1700 #endif /* USE_FIXED_OSFHANDLE */
1702 /* simulate flock by locking a range on the file */
1704 #define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError()))
1705 #define LK_LEN 0xffff0000
1708 win32_flock(int fd, int oper)
1716 Perl_croak_nocontext("flock() unimplemented on this platform");
1719 fh = (HANDLE)_get_osfhandle(fd);
1720 memset(&o, 0, sizeof(o));
1723 case LOCK_SH: /* shared lock */
1724 LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, 0, &o),i);
1726 case LOCK_EX: /* exclusive lock */
1727 LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o),i);
1729 case LOCK_SH|LOCK_NB: /* non-blocking shared lock */
1730 LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o),i);
1732 case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */
1733 LK_ERR(LockFileEx(fh,
1734 LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY,
1735 0, LK_LEN, 0, &o),i);
1737 case LOCK_UN: /* unlock lock */
1738 LK_ERR(UnlockFileEx(fh, 0, LK_LEN, 0, &o),i);
1740 default: /* unknown */
1751 * redirected io subsystem for all XS modules
1764 return (&(_environ));
1767 /* the rest are the remapped stdio routines */
1787 win32_ferror(FILE *fp)
1789 return (ferror(fp));
1794 win32_feof(FILE *fp)
1800 * Since the errors returned by the socket error function
1801 * WSAGetLastError() are not known by the library routine strerror
1802 * we have to roll our own.
1806 win32_strerror(int e)
1808 #ifndef __BORLANDC__ /* Borland intolerance */
1809 extern int sys_nerr;
1813 if (e < 0 || e > sys_nerr) {
1818 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0,
1819 strerror_buffer, sizeof(strerror_buffer), NULL) == 0)
1820 strcpy(strerror_buffer, "Unknown Error");
1822 return strerror_buffer;
1828 win32_str_os_error(void *sv, DWORD dwErr)
1832 dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER
1833 |FORMAT_MESSAGE_IGNORE_INSERTS
1834 |FORMAT_MESSAGE_FROM_SYSTEM, NULL,
1835 dwErr, 0, (char *)&sMsg, 1, NULL);
1836 /* strip trailing whitespace and period */
1839 --dwLen; /* dwLen doesn't include trailing null */
1840 } while (0 < dwLen && isSPACE(sMsg[dwLen]));
1841 if ('.' != sMsg[dwLen])
1846 sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/);
1848 dwLen = sprintf(sMsg,
1849 "Unknown error #0x%lX (lookup 0x%lX)",
1850 dwErr, GetLastError());
1854 sv_setpvn((SV*)sv, sMsg, dwLen);
1861 win32_fprintf(FILE *fp, const char *format, ...)
1864 va_start(marker, format); /* Initialize variable arguments. */
1866 return (vfprintf(fp, format, marker));
1870 win32_printf(const char *format, ...)
1873 va_start(marker, format); /* Initialize variable arguments. */
1875 return (vprintf(format, marker));
1879 win32_vfprintf(FILE *fp, const char *format, va_list args)
1881 return (vfprintf(fp, format, args));
1885 win32_vprintf(const char *format, va_list args)
1887 return (vprintf(format, args));
1891 win32_fread(void *buf, size_t size, size_t count, FILE *fp)
1893 return fread(buf, size, count, fp);
1897 win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp)
1899 return fwrite(buf, size, count, fp);
1902 #define MODE_SIZE 10
1905 win32_fopen(const char *filename, const char *mode)
1908 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH];
1913 if (stricmp(filename, "/dev/null")==0)
1917 A2WHELPER(mode, wMode, sizeof(wMode));
1918 A2WHELPER(filename, wBuffer, sizeof(wBuffer));
1919 return _wfopen(wBuffer, wMode);
1921 return fopen(filename, mode);
1924 #ifndef USE_SOCKETS_AS_HANDLES
1926 #define fdopen my_fdopen
1930 win32_fdopen(int handle, const char *mode)
1933 WCHAR wMode[MODE_SIZE];
1935 A2WHELPER(mode, wMode, sizeof(wMode));
1936 return _wfdopen(handle, wMode);
1938 return fdopen(handle, (char *) mode);
1942 win32_freopen(const char *path, const char *mode, FILE *stream)
1945 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH];
1946 if (stricmp(path, "/dev/null")==0)
1950 A2WHELPER(mode, wMode, sizeof(wMode));
1951 A2WHELPER(path, wBuffer, sizeof(wBuffer));
1952 return _wfreopen(wBuffer, wMode, stream);
1954 return freopen(path, mode, stream);
1958 win32_fclose(FILE *pf)
1960 return my_fclose(pf); /* defined in win32sck.c */
1964 win32_fputs(const char *s,FILE *pf)
1966 return fputs(s, pf);
1970 win32_fputc(int c,FILE *pf)
1976 win32_ungetc(int c,FILE *pf)
1978 return ungetc(c,pf);
1982 win32_getc(FILE *pf)
1988 win32_fileno(FILE *pf)
1994 win32_clearerr(FILE *pf)
2001 win32_fflush(FILE *pf)
2007 win32_ftell(FILE *pf)
2013 win32_fseek(FILE *pf,long offset,int origin)
2015 return fseek(pf, offset, origin);
2019 win32_fgetpos(FILE *pf,fpos_t *p)
2021 return fgetpos(pf, p);
2025 win32_fsetpos(FILE *pf,const fpos_t *p)
2027 return fsetpos(pf, p);
2031 win32_rewind(FILE *pf)
2051 win32_fstat(int fd,struct stat *sbufptr)
2053 return fstat(fd,sbufptr);
2057 win32_pipe(int *pfd, unsigned int size, int mode)
2059 return _pipe(pfd, size, mode);
2063 * a popen() clone that respects PERL5SHELL
2067 win32_popen(const char *command, const char *mode)
2069 #ifdef USE_RTL_POPEN
2070 return _popen(command, mode);
2078 /* establish which ends read and write */
2079 if (strchr(mode,'w')) {
2080 stdfd = 0; /* stdin */
2084 else if (strchr(mode,'r')) {
2085 stdfd = 1; /* stdout */
2092 /* set the correct mode */
2093 if (strchr(mode,'b'))
2095 else if (strchr(mode,'t'))
2098 ourmode = _fmode & (O_TEXT | O_BINARY);
2100 /* the child doesn't inherit handles */
2101 ourmode |= O_NOINHERIT;
2103 if (win32_pipe( p, 512, ourmode) == -1)
2106 /* save current stdfd */
2107 if ((oldfd = win32_dup(stdfd)) == -1)
2110 /* make stdfd go to child end of pipe (implicitly closes stdfd) */
2111 /* stdfd will be inherited by the child */
2112 if (win32_dup2(p[child], stdfd) == -1)
2115 /* close the child end in parent */
2116 win32_close(p[child]);
2118 /* start the child */
2121 if ((childpid = do_spawn_nowait((char*)command)) == -1)
2124 /* revert stdfd to whatever it was before */
2125 if (win32_dup2(oldfd, stdfd) == -1)
2128 /* close saved handle */
2131 sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid);
2133 /* set process id so that it can be returned by perl's open() */
2134 PL_forkprocess = childpid;
2137 /* we have an fd, return a file stream */
2138 return (win32_fdopen(p[parent], (char *)mode));
2141 /* we don't need to check for errors here */
2145 win32_dup2(oldfd, stdfd);
2150 #endif /* USE_RTL_POPEN */
2158 win32_pclose(FILE *pf)
2160 #ifdef USE_RTL_POPEN
2164 int childpid, status;
2167 sv = *av_fetch(w32_fdpid, win32_fileno(pf), TRUE);
2169 childpid = SvIVX(sv);
2181 if (win32_waitpid(childpid, &status, 0) == -1)
2186 #endif /* USE_RTL_POPEN */
2190 win32_rename(const char *oname, const char *newname)
2192 WCHAR wOldName[MAX_PATH];
2193 WCHAR wNewName[MAX_PATH];
2195 /* XXX despite what the documentation says about MoveFileEx(),
2196 * it doesn't work under Windows95!
2201 A2WHELPER(oname, wOldName, sizeof(wOldName));
2202 A2WHELPER(newname, wNewName, sizeof(wNewName));
2203 bResult = MoveFileExW(wOldName,wNewName,
2204 MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING);
2207 bResult = MoveFileExA(oname,newname,
2208 MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING);
2211 DWORD err = GetLastError();
2213 case ERROR_BAD_NET_NAME:
2214 case ERROR_BAD_NETPATH:
2215 case ERROR_BAD_PATHNAME:
2216 case ERROR_FILE_NOT_FOUND:
2217 case ERROR_FILENAME_EXCED_RANGE:
2218 case ERROR_INVALID_DRIVE:
2219 case ERROR_NO_MORE_FILES:
2220 case ERROR_PATH_NOT_FOUND:
2233 char tmpname[MAX_PATH+1];
2234 char dname[MAX_PATH+1];
2235 char *endname = Nullch;
2237 DWORD from_attr, to_attr;
2239 /* if oname doesn't exist, do nothing */
2240 from_attr = GetFileAttributes(oname);
2241 if (from_attr == 0xFFFFFFFF) {
2246 /* if newname exists, rename it to a temporary name so that we
2247 * don't delete it in case oname happens to be the same file
2248 * (but perhaps accessed via a different path)
2250 to_attr = GetFileAttributes(newname);
2251 if (to_attr != 0xFFFFFFFF) {
2252 /* if newname is a directory, we fail
2253 * XXX could overcome this with yet more convoluted logic */
2254 if (to_attr & FILE_ATTRIBUTE_DIRECTORY) {
2258 tmplen = strlen(newname);
2259 strcpy(tmpname,newname);
2260 endname = tmpname+tmplen;
2261 for (; endname > tmpname ; --endname) {
2262 if (*endname == '/' || *endname == '\\') {
2267 if (endname > tmpname)
2268 endname = strcpy(dname,tmpname);
2272 /* get a temporary filename in same directory
2273 * XXX is this really the best we can do? */
2274 if (!GetTempFileName((LPCTSTR)endname, "plr", 0, tmpname)) {
2278 DeleteFile(tmpname);
2280 retval = rename(newname, tmpname);
2287 /* rename oname to newname */
2288 retval = rename(oname, newname);
2290 /* if we created a temporary file before ... */
2291 if (endname != Nullch) {
2292 /* ...and rename succeeded, delete temporary file/directory */
2294 DeleteFile(tmpname);
2295 /* else restore it to what it was */
2297 (void)rename(tmpname, newname);
2304 win32_setmode(int fd, int mode)
2306 return setmode(fd, mode);
2310 win32_lseek(int fd, long offset, int origin)
2312 return lseek(fd, offset, origin);
2322 win32_open(const char *path, int flag, ...)
2327 WCHAR wBuffer[MAX_PATH];
2330 pmode = va_arg(ap, int);
2333 if (stricmp(path, "/dev/null")==0)
2337 A2WHELPER(path, wBuffer, sizeof(wBuffer));
2338 return _wopen(wBuffer, flag, pmode);
2340 return open(path,flag,pmode);
2362 win32_dup2(int fd1,int fd2)
2364 return dup2(fd1,fd2);
2368 win32_read(int fd, void *buf, unsigned int cnt)
2370 return read(fd, buf, cnt);
2374 win32_write(int fd, const void *buf, unsigned int cnt)
2376 return write(fd, buf, cnt);
2380 win32_mkdir(const char *dir, int mode)
2382 return mkdir(dir); /* just ignore mode */
2386 win32_rmdir(const char *dir)
2392 win32_chdir(const char *dir)
2398 create_command_line(const char* command, const char * const *args)
2402 char *cmd, *ptr, *arg;
2403 STRLEN len = strlen(command) + 1;
2405 for (index = 0; (ptr = (char*)args[index]) != NULL; ++index)
2406 len += strlen(ptr) + 1;
2408 New(1310, cmd, len, char);
2410 strcpy(ptr, command);
2412 for (index = 0; (arg = (char*)args[index]) != NULL; ++index) {
2422 qualified_path(const char *cmd)
2426 char *fullcmd, *curfullcmd;
2432 fullcmd = (char*)cmd;
2434 if (*fullcmd == '/' || *fullcmd == '\\')
2441 pathstr = win32_getenv("PATH");
2442 New(0, fullcmd, MAX_PATH+1, char);
2443 curfullcmd = fullcmd;
2448 /* start by appending the name to the current prefix */
2449 strcpy(curfullcmd, cmd);
2450 curfullcmd += cmdlen;
2452 /* if it doesn't end with '.', or has no extension, try adding
2453 * a trailing .exe first */
2454 if (cmd[cmdlen-1] != '.'
2455 && (cmdlen < 4 || cmd[cmdlen-4] != '.'))
2457 strcpy(curfullcmd, ".exe");
2458 res = GetFileAttributes(fullcmd);
2459 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
2464 /* that failed, try the bare name */
2465 res = GetFileAttributes(fullcmd);
2466 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
2469 /* quit if no other path exists, or if cmd already has path */
2470 if (!pathstr || !*pathstr || has_slash)
2473 /* skip leading semis */
2474 while (*pathstr == ';')
2477 /* build a new prefix from scratch */
2478 curfullcmd = fullcmd;
2479 while (*pathstr && *pathstr != ';') {
2480 if (*pathstr == '"') { /* foo;"baz;etc";bar */
2481 pathstr++; /* skip initial '"' */
2482 while (*pathstr && *pathstr != '"') {
2483 if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5)
2484 *curfullcmd++ = *pathstr;
2488 pathstr++; /* skip trailing '"' */
2491 if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5)
2492 *curfullcmd++ = *pathstr;
2497 pathstr++; /* skip trailing semi */
2498 if (curfullcmd > fullcmd /* append a dir separator */
2499 && curfullcmd[-1] != '/' && curfullcmd[-1] != '\\')
2501 *curfullcmd++ = '\\';
2509 /* The following are just place holders.
2510 * Some hosts may provide and environment that the OS is
2511 * not tracking, therefore, these host must provide that
2512 * environment and the current directory to CreateProcess
2522 free_childenv(void* d)
2533 free_childdir(char* d)
2538 /* XXX this needs to be made more compatible with the spawnvp()
2539 * provided by the various RTLs. In particular, searching for
2540 * *.{com,bat,cmd} files (as done by the RTLs) is unimplemented.
2541 * This doesn't significantly affect perl itself, because we
2542 * always invoke things using PERL5SHELL if a direct attempt to
2543 * spawn the executable fails.
2545 * XXX splitting and rejoining the commandline between do_aspawn()
2546 * and win32_spawnvp() could also be avoided.
2550 win32_spawnvp(int mode, const char *cmdname, const char *const *argv)
2552 #ifdef USE_RTL_SPAWNVP
2553 return spawnvp(mode, cmdname, (char * const *)argv);
2559 STARTUPINFO StartupInfo;
2560 PROCESS_INFORMATION ProcessInformation;
2563 char *cmd = create_command_line(cmdname, strcmp(cmdname, argv[0]) == 0
2565 char *fullcmd = Nullch;
2567 env = PerlEnv_get_childenv();
2568 dir = PerlEnv_get_childdir();
2571 case P_NOWAIT: /* asynch + remember result */
2572 if (w32_num_children >= MAXIMUM_WAIT_OBJECTS) {
2578 case P_WAIT: /* synchronous execution */
2580 default: /* invalid mode */
2585 memset(&StartupInfo,0,sizeof(StartupInfo));
2586 StartupInfo.cb = sizeof(StartupInfo);
2587 StartupInfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
2588 StartupInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
2589 StartupInfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
2590 if (StartupInfo.hStdInput != INVALID_HANDLE_VALUE &&
2591 StartupInfo.hStdOutput != INVALID_HANDLE_VALUE &&
2592 StartupInfo.hStdError != INVALID_HANDLE_VALUE)
2594 StartupInfo.dwFlags |= STARTF_USESTDHANDLES;
2597 create |= CREATE_NEW_CONSOLE;
2601 if (!CreateProcess(cmdname, /* search PATH to find executable */
2602 cmd, /* executable, and its arguments */
2603 NULL, /* process attributes */
2604 NULL, /* thread attributes */
2605 TRUE, /* inherit handles */
2606 create, /* creation flags */
2607 (LPVOID)env, /* inherit environment */
2608 dir, /* inherit cwd */
2610 &ProcessInformation))
2612 /* initial NULL argument to CreateProcess() does a PATH
2613 * search, but it always first looks in the directory
2614 * where the current process was started, which behavior
2615 * is undesirable for backward compatibility. So we
2616 * jump through our own hoops by picking out the path
2617 * we really want it to use. */
2619 fullcmd = qualified_path(cmdname);
2630 if (mode == P_NOWAIT) {
2631 /* asynchronous spawn -- store handle, return PID */
2632 w32_child_handles[w32_num_children] = ProcessInformation.hProcess;
2633 ret = w32_child_pids[w32_num_children] = ProcessInformation.dwProcessId;
2637 WaitForSingleObject(ProcessInformation.hProcess, INFINITE);
2638 GetExitCodeProcess(ProcessInformation.hProcess, &ret);
2639 CloseHandle(ProcessInformation.hProcess);
2642 CloseHandle(ProcessInformation.hThread);
2645 PerlEnv_free_childenv(env);
2646 PerlEnv_free_childdir(dir);
2654 win32_execv(const char *cmdname, const char *const *argv)
2656 return execv(cmdname, (char *const *)argv);
2660 win32_execvp(const char *cmdname, const char *const *argv)
2662 return execvp(cmdname, (char *const *)argv);
2666 win32_perror(const char *str)
2672 win32_setbuf(FILE *pf, char *buf)
2678 win32_setvbuf(FILE *pf, char *buf, int type, size_t size)
2680 return setvbuf(pf, buf, type, size);
2684 win32_flushall(void)
2690 win32_fcloseall(void)
2696 win32_fgets(char *s, int n, FILE *pf)
2698 return fgets(s, n, pf);
2708 win32_fgetc(FILE *pf)
2714 win32_putc(int c, FILE *pf)
2720 win32_puts(const char *s)
2732 win32_putchar(int c)
2739 #ifndef USE_PERL_SBRK
2741 static char *committed = NULL;
2742 static char *base = NULL;
2743 static char *reserved = NULL;
2744 static char *brk = NULL;
2745 static DWORD pagesize = 0;
2746 static DWORD allocsize = 0;
2754 GetSystemInfo(&info);
2755 /* Pretend page size is larger so we don't perpetually
2756 * call the OS to commit just one page ...
2758 pagesize = info.dwPageSize << 3;
2759 allocsize = info.dwAllocationGranularity;
2761 /* This scheme fails eventually if request for contiguous
2762 * block is denied so reserve big blocks - this is only
2763 * address space not memory ...
2765 if (brk+need >= reserved)
2767 DWORD size = 64*1024*1024;
2769 if (committed && reserved && committed < reserved)
2771 /* Commit last of previous chunk cannot span allocations */
2772 addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE);
2774 committed = reserved;
2776 /* Reserve some (more) space
2777 * Note this is a little sneaky, 1st call passes NULL as reserved
2778 * so lets system choose where we start, subsequent calls pass
2779 * the old end address so ask for a contiguous block
2781 addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS);
2784 reserved = addr+size;
2799 if (brk > committed)
2801 DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize;
2802 char *addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE);
2817 win32_malloc(size_t size)
2819 return malloc(size);
2823 win32_calloc(size_t numitems, size_t size)
2825 return calloc(numitems,size);
2829 win32_realloc(void *block, size_t size)
2831 return realloc(block,size);
2835 win32_free(void *block)
2842 win32_open_osfhandle(long handle, int flags)
2844 return _open_osfhandle(handle, flags);
2848 win32_get_osfhandle(int fd)
2850 return _get_osfhandle(fd);
2854 win32_dynaload(const char* filename)
2859 WCHAR wfilename[MAX_PATH];
2860 A2WHELPER(filename, wfilename, sizeof(wfilename));
2861 hModule = LoadLibraryExW(wfilename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
2864 hModule = LoadLibraryExA(filename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
2870 win32_add_host(char *nameId, void *data)
2873 * This must be called before the script is parsed,
2874 * therefore no locking of threads is needed
2877 struct host_link *link;
2878 New(1314, link, 1, struct host_link);
2879 link->host_data = data;
2880 link->nameId = nameId;
2881 link->next = w32_host_link;
2882 w32_host_link = link;
2887 win32_get_host_data(char *nameId)
2890 struct host_link *link = w32_host_link;
2892 if(strEQ(link->nameId, nameId))
2893 return link->host_data;
2907 SV *sv = sv_newmortal();
2908 /* Make one call with zero size - return value is required size */
2909 DWORD len = GetCurrentDirectory((DWORD)0,NULL);
2910 SvUPGRADE(sv,SVt_PV);
2912 SvCUR(sv) = GetCurrentDirectory((DWORD) SvLEN(sv), SvPVX(sv));
2915 * then it worked, set PV valid,
2916 * else leave it 'undef'
2932 Perl_croak(aTHX_ "usage: Win32::SetCurrentDirectory($cwd)");
2933 if (SetCurrentDirectory(SvPV_nolen(ST(0))))
2940 XS(w32_GetNextAvailDrive)
2944 char root[] = "_:\\";
2949 if (GetDriveType(root) == 1) {
2958 XS(w32_GetLastError)
2962 XSRETURN_IV(GetLastError());
2966 XS(w32_SetLastError)
2970 Perl_croak(aTHX_ "usage: Win32::SetLastError($error)");
2971 SetLastError(SvIV(ST(0)));
2979 char *name = getlogin_buffer;
2980 DWORD size = sizeof(getlogin_buffer);
2982 if (GetUserName(name,&size)) {
2983 /* size includes NULL */
2984 ST(0) = sv_2mortal(newSVpvn(name,size-1));
2994 char name[MAX_COMPUTERNAME_LENGTH+1];
2995 DWORD size = sizeof(name);
2997 if (GetComputerName(name,&size)) {
2998 /* size does NOT include NULL :-( */
2999 ST(0) = sv_2mortal(newSVpvn(name,size));
3010 #ifndef HAS_NETWKSTAGETINFO
3011 /* mingw32 (and Win95) don't have NetWksta*(), so do it the old way */
3013 DWORD size = sizeof(name);
3015 if (GetUserName(name,&size)) {
3017 DWORD sidlen = sizeof(sid);
3019 DWORD dnamelen = sizeof(dname);
3021 if (LookupAccountName(NULL, name, (PSID)&sid, &sidlen,
3022 dname, &dnamelen, &snu)) {
3023 XSRETURN_PV(dname); /* all that for this */
3027 /* this way is more reliable, in case user has a local account.
3028 * XXX need dynamic binding of netapi32.dll symbols or this will fail on
3029 * Win95. Probably makes more sense to move it into libwin32. */
3031 DWORD dnamelen = sizeof(dname);
3032 PWKSTA_INFO_100 pwi;
3034 if (NERR_Success == NetWkstaGetInfo(NULL, 100, (LPBYTE*)&pwi)) {
3035 if (pwi->wki100_langroup && *(pwi->wki100_langroup)) {
3036 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_langroup,
3037 -1, (LPSTR)dname, dnamelen, NULL, NULL);
3040 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_computername,
3041 -1, (LPSTR)dname, dnamelen, NULL, NULL);
3043 NetApiBufferFree(pwi);
3055 DWORD flags, filecomplen;
3056 if (GetVolumeInformation(NULL, NULL, 0, NULL, &filecomplen,
3057 &flags, fsname, sizeof(fsname))) {
3058 if (GIMME_V == G_ARRAY) {
3059 XPUSHs(sv_2mortal(newSVpvn(fsname,strlen(fsname))));
3060 XPUSHs(sv_2mortal(newSViv(flags)));
3061 XPUSHs(sv_2mortal(newSViv(filecomplen)));
3066 XSRETURN_PV(fsname);
3072 XS(w32_GetOSVersion)
3075 OSVERSIONINFO osver;
3077 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
3078 if (GetVersionEx(&osver)) {
3079 XPUSHs(newSVpvn(osver.szCSDVersion, strlen(osver.szCSDVersion)));
3080 XPUSHs(newSViv(osver.dwMajorVersion));
3081 XPUSHs(newSViv(osver.dwMinorVersion));
3082 XPUSHs(newSViv(osver.dwBuildNumber));
3083 XPUSHs(newSViv(osver.dwPlatformId));
3095 XSRETURN_IV(IsWinNT());
3103 XSRETURN_IV(IsWin95());
3107 XS(w32_FormatMessage)
3114 Perl_croak(aTHX_ "usage: Win32::FormatMessage($errno)");
3116 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM,
3117 &source, SvIV(ST(0)), 0,
3118 msgbuf, sizeof(msgbuf)-1, NULL))
3119 XSRETURN_PV(msgbuf);
3129 PROCESS_INFORMATION stProcInfo;
3130 STARTUPINFO stStartInfo;
3131 BOOL bSuccess = FALSE;
3134 Perl_croak(aTHX_ "usage: Win32::Spawn($cmdName, $args, $PID)");
3136 cmd = SvPV_nolen(ST(0));
3137 args = SvPV_nolen(ST(1));
3139 memset(&stStartInfo, 0, sizeof(stStartInfo)); /* Clear the block */
3140 stStartInfo.cb = sizeof(stStartInfo); /* Set the structure size */
3141 stStartInfo.dwFlags = STARTF_USESHOWWINDOW; /* Enable wShowWindow control */
3142 stStartInfo.wShowWindow = SW_SHOWMINNOACTIVE; /* Start min (normal) */
3145 cmd, /* Image path */
3146 args, /* Arguments for command line */
3147 NULL, /* Default process security */
3148 NULL, /* Default thread security */
3149 FALSE, /* Must be TRUE to use std handles */
3150 NORMAL_PRIORITY_CLASS, /* No special scheduling */
3151 NULL, /* Inherit our environment block */
3152 NULL, /* Inherit our currrent directory */
3153 &stStartInfo, /* -> Startup info */
3154 &stProcInfo)) /* <- Process info (if OK) */
3156 CloseHandle(stProcInfo.hThread);/* library source code does this. */
3157 sv_setiv(ST(2), stProcInfo.dwProcessId);
3160 XSRETURN_IV(bSuccess);
3164 XS(w32_GetTickCount)
3167 DWORD msec = GetTickCount();
3175 XS(w32_GetShortPathName)
3182 Perl_croak(aTHX_ "usage: Win32::GetShortPathName($longPathName)");
3184 shortpath = sv_mortalcopy(ST(0));
3185 SvUPGRADE(shortpath, SVt_PV);
3186 /* src == target is allowed */
3188 len = GetShortPathName(SvPVX(shortpath),
3191 } while (len >= SvLEN(shortpath) && sv_grow(shortpath,len+1));
3193 SvCUR_set(shortpath,len);
3201 XS(w32_GetFullPathName)
3210 Perl_croak(aTHX_ "usage: Win32::GetFullPathName($filename)");
3213 fullpath = sv_mortalcopy(filename);
3214 SvUPGRADE(fullpath, SVt_PV);
3216 len = GetFullPathName(SvPVX(filename),
3220 } while (len >= SvLEN(fullpath) && sv_grow(fullpath,len+1));
3222 if (GIMME_V == G_ARRAY) {
3224 XST_mPV(1,filepart);
3225 len = filepart - SvPVX(fullpath);
3228 SvCUR_set(fullpath,len);
3236 XS(w32_GetLongPathName)
3240 char tmpbuf[MAX_PATH+1];
3245 Perl_croak(aTHX_ "usage: Win32::GetLongPathName($pathname)");
3248 pathstr = SvPV(path,len);
3249 strcpy(tmpbuf, pathstr);
3250 pathstr = win32_longpath(tmpbuf);
3252 ST(0) = sv_2mortal(newSVpvn(pathstr, strlen(pathstr)));
3263 Perl_croak(aTHX_ "usage: Win32::Sleep($milliseconds)");
3273 Perl_croak(aTHX_ "usage: Win32::CopyFile($from, $to, $overwrite)");
3274 if (CopyFile(SvPV_nolen(ST(0)), SvPV_nolen(ST(1)), !SvTRUE(ST(2))))
3280 Perl_init_os_extras(void)
3283 char *file = __FILE__;
3286 w32_perlshell_tokens = Nullch;
3287 w32_perlshell_items = -1;
3288 w32_fdpid = newAV(); /* XXX needs to be in Perl_win32_init()? */
3289 New(1313, w32_children, 1, child_tab);
3290 w32_num_children = 0;
3292 /* these names are Activeware compatible */
3293 newXS("Win32::GetCwd", w32_GetCwd, file);
3294 newXS("Win32::SetCwd", w32_SetCwd, file);
3295 newXS("Win32::GetNextAvailDrive", w32_GetNextAvailDrive, file);
3296 newXS("Win32::GetLastError", w32_GetLastError, file);
3297 newXS("Win32::SetLastError", w32_SetLastError, file);
3298 newXS("Win32::LoginName", w32_LoginName, file);
3299 newXS("Win32::NodeName", w32_NodeName, file);
3300 newXS("Win32::DomainName", w32_DomainName, file);
3301 newXS("Win32::FsType", w32_FsType, file);
3302 newXS("Win32::GetOSVersion", w32_GetOSVersion, file);
3303 newXS("Win32::IsWinNT", w32_IsWinNT, file);
3304 newXS("Win32::IsWin95", w32_IsWin95, file);
3305 newXS("Win32::FormatMessage", w32_FormatMessage, file);
3306 newXS("Win32::Spawn", w32_Spawn, file);
3307 newXS("Win32::GetTickCount", w32_GetTickCount, file);
3308 newXS("Win32::GetShortPathName", w32_GetShortPathName, file);
3309 newXS("Win32::GetFullPathName", w32_GetFullPathName, file);
3310 newXS("Win32::GetLongPathName", w32_GetLongPathName, file);
3311 newXS("Win32::CopyFile", w32_CopyFile, file);
3312 newXS("Win32::Sleep", w32_Sleep, file);
3314 /* XXX Bloat Alert! The following Activeware preloads really
3315 * ought to be part of Win32::Sys::*, so they're not included
3318 /* LookupAccountName
3320 * InitiateSystemShutdown
3321 * AbortSystemShutdown
3322 * ExpandEnvrironmentStrings
3327 Perl_win32_init(int *argcp, char ***argvp)
3329 /* Disable floating point errors, Perl will trap the ones we
3330 * care about. VC++ RTL defaults to switching these off
3331 * already, but the Borland RTL doesn't. Since we don't
3332 * want to be at the vendor's whim on the default, we set
3333 * it explicitly here.
3335 #if !defined(_ALPHA_) && !defined(__GNUC__)
3336 _control87(MCW_EM, MCW_EM);
3341 #ifdef USE_BINMODE_SCRIPTS
3344 win32_strip_return(SV *sv)
3346 char *s = SvPVX(sv);
3347 char *e = s+SvCUR(sv);
3351 if (*s == '\r' && s[1] == '\n')
3361 SvCUR_set(sv,d-SvPVX(sv));