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_OBJECT)
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_aspawn g_do_aspawn
86 #define do_spawn g_do_spawn
88 #define Perl_do_exec g_do_exec
90 #define getlogin g_getlogin
93 static void get_shell(void);
94 static long tokenize(char *str, char **dest, char ***destv);
95 int do_spawn2(char *cmd, int exectype);
96 static BOOL has_shell_metachars(char *ptr);
97 static long filetime_to_clock(PFILETIME ft);
98 static BOOL filetime_from_time(PFILETIME ft, time_t t);
99 static char * get_emd_part(SV **leading, char *trailing, ...);
100 static void remove_dead_process(long deceased);
101 static long find_pid(int pid);
102 static char * qualified_path(const char *cmd);
104 HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE;
105 char w32_module_name[MAX_PATH+1];
106 static DWORD w32_platform = (DWORD)-1;
109 # ifdef USE_DECLSPEC_THREAD
110 __declspec(thread) char strerror_buffer[512];
111 __declspec(thread) char getlogin_buffer[128];
112 __declspec(thread) char w32_perllib_root[MAX_PATH+1];
113 # ifdef HAVE_DES_FCRYPT
114 __declspec(thread) char crypt_buffer[30];
117 # define strerror_buffer (thr->i.Wstrerror_buffer)
118 # define getlogin_buffer (thr->i.Wgetlogin_buffer)
119 # define w32_perllib_root (thr->i.Ww32_perllib_root)
120 # define crypt_buffer (thr->i.Wcrypt_buffer)
123 static char strerror_buffer[512];
124 static char getlogin_buffer[128];
125 static char w32_perllib_root[MAX_PATH+1];
126 # ifdef HAVE_DES_FCRYPT
127 static char crypt_buffer[30];
134 return (win32_os_id() == VER_PLATFORM_WIN32_WINDOWS);
140 return (win32_os_id() == VER_PLATFORM_WIN32_NT);
143 /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
145 get_regstr_from(HKEY hkey, const char *valuename, SV **svp)
147 /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */
150 const char *subkey = "Software\\Perl";
154 retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle);
155 if (retval == ERROR_SUCCESS) {
157 retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen);
158 if (retval == ERROR_SUCCESS && type == REG_SZ) {
161 *svp = sv_2mortal(newSVpvn("",0));
162 SvGROW(*svp, datalen);
163 retval = RegQueryValueEx(handle, valuename, 0, NULL,
164 (PBYTE)SvPVX(*svp), &datalen);
165 if (retval == ERROR_SUCCESS) {
167 SvCUR_set(*svp,datalen-1);
175 /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
177 get_regstr(const char *valuename, SV **svp)
179 char *str = get_regstr_from(HKEY_CURRENT_USER, valuename, svp);
181 str = get_regstr_from(HKEY_LOCAL_MACHINE, valuename, svp);
185 /* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */
187 get_emd_part(SV **prev_pathp, char *trailing_path, ...)
191 char mod_name[MAX_PATH+1];
195 int oldsize, newsize;
197 va_start(ap, trailing_path);
198 strip = va_arg(ap, char *);
200 sprintf(base, "%5.3f",
201 (double)PERL_REVISION + ((double)PERL_VERSION / (double)1000));
203 if (!*w32_module_name) {
204 GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE)
205 ? GetModuleHandle(NULL)
206 : w32_perldll_handle),
207 w32_module_name, sizeof(w32_module_name));
209 /* try to get full path to binary (which may be mangled when perl is
210 * run from a 16-bit app) */
211 /*PerlIO_printf(PerlIO_stderr(), "Before %s\n", w32_module_name);*/
212 (void)win32_longpath(w32_module_name);
213 /*PerlIO_printf(PerlIO_stderr(), "After %s\n", w32_module_name);*/
215 /* normalize to forward slashes */
216 ptr = w32_module_name;
223 strcpy(mod_name, w32_module_name);
224 ptr = strrchr(mod_name, '/');
225 while (ptr && strip) {
226 /* look for directories to skip back */
229 ptr = strrchr(mod_name, '/');
230 /* avoid stripping component if there is no slash,
231 * or it doesn't match ... */
232 if (!ptr || stricmp(ptr+1, strip) != 0) {
233 /* ... but not if component matches 5.00X* */
234 if (!ptr || !(*strip == '5' && *(ptr+1) == '5'
235 && strncmp(strip, base, 5) == 0
236 && strncmp(ptr+1, base, 5) == 0))
242 strip = va_arg(ap, char *);
250 strcpy(++ptr, trailing_path);
252 /* only add directory if it exists */
253 if (GetFileAttributes(mod_name) != (DWORD) -1) {
254 /* directory exists */
257 *prev_pathp = sv_2mortal(newSVpvn("",0));
258 sv_catpvn(*prev_pathp, ";", 1);
259 sv_catpv(*prev_pathp, mod_name);
260 return SvPVX(*prev_pathp);
267 win32_get_privlib(char *pl)
270 char *stdlib = "lib";
271 char buffer[MAX_PATH+1];
274 /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */
275 sprintf(buffer, "%s-%s", stdlib, pl);
276 if (!get_regstr(buffer, &sv))
277 (void)get_regstr(stdlib, &sv);
279 /* $stdlib .= ";$EMD/../../lib" */
280 return get_emd_part(&sv, stdlib, ARCHNAME, "bin", Nullch);
284 win32_get_sitelib(char *pl)
287 char *sitelib = "sitelib";
289 char pathstr[MAX_PATH+1];
295 /* $HKCU{"sitelib-$]"} || $HKLM{"sitelib-$]"} . ---; */
296 sprintf(regstr, "%s-%s", sitelib, pl);
297 (void)get_regstr(regstr, &sv1);
300 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/$]/lib"; */
301 sprintf(pathstr, "site/%s/lib", pl);
302 (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch);
303 if (!sv1 && strlen(pl) == 7) {
304 /* pl may have been SUBVERSION-specific; try again without
306 sprintf(pathstr, "site/%.5s/lib", pl);
307 (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch);
310 /* $HKCU{'sitelib'} || $HKLM{'sitelib'} . ---; */
311 (void)get_regstr(sitelib, &sv2);
314 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/lib"; */
315 (void)get_emd_part(&sv2, "site/lib", ARCHNAME, "bin", pl, Nullch);
324 sv_catpvn(sv1, ";", 1);
332 has_shell_metachars(char *ptr)
338 * Scan string looking for redirection (< or >) or pipe
339 * characters (|) that are not in a quoted string.
340 * Shell variable interpolation (%VAR%) can also happen inside strings.
372 #if !defined(PERL_OBJECT)
373 /* since the current process environment is being updated in util.c
374 * the library functions will get the correct environment
377 Perl_my_popen(pTHX_ char *cmd, char *mode)
380 #define fixcmd(x) { \
381 char *pspace = strchr((x),' '); \
384 while (p < pspace) { \
395 PERL_FLUSHALL_FOR_CHILD;
396 return win32_popen(cmd, mode);
400 Perl_my_pclose(pTHX_ PerlIO *fp)
402 return win32_pclose(fp);
406 DllExport unsigned long
409 static OSVERSIONINFO osver;
411 if (osver.dwPlatformId != w32_platform) {
412 memset(&osver, 0, sizeof(OSVERSIONINFO));
413 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
414 GetVersionEx(&osver);
415 w32_platform = osver.dwPlatformId;
417 return (unsigned long)w32_platform;
420 /* Tokenize a string. Words are null-separated, and the list
421 * ends with a doubled null. Any character (except null and
422 * including backslash) may be escaped by preceding it with a
423 * backslash (the backslash will be stripped).
424 * Returns number of words in result buffer.
427 tokenize(char *str, char **dest, char ***destv)
429 char *retstart = Nullch;
430 char **retvstart = 0;
434 int slen = strlen(str);
436 register char **retv;
437 New(1307, ret, slen+2, char);
438 New(1308, retv, (slen+3)/2, char*);
446 if (*ret == '\\' && *str)
448 else if (*ret == ' ') {
464 retvstart[items] = Nullch;
477 if (!w32_perlshell_tokens) {
478 /* we don't use COMSPEC here for two reasons:
479 * 1. the same reason perl on UNIX doesn't use SHELL--rampant and
480 * uncontrolled unportability of the ensuing scripts.
481 * 2. PERL5SHELL could be set to a shell that may not be fit for
482 * interactive use (which is what most programs look in COMSPEC
485 char* defaultshell = (IsWinNT() ? "cmd.exe /x/c" : "command.com /c");
486 char *usershell = getenv("PERL5SHELL");
487 w32_perlshell_items = tokenize(usershell ? usershell : defaultshell,
488 &w32_perlshell_tokens,
494 do_aspawn(void *vreally, void **vmark, void **vsp)
497 SV *really = (SV*)vreally;
498 SV **mark = (SV**)vmark;
510 New(1306, argv, (sp - mark) + w32_perlshell_items + 2, char*);
512 if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) {
517 while (++mark <= sp) {
518 if (*mark && (str = SvPV_nolen(*mark)))
525 status = win32_spawnvp(flag,
526 (const char*)(really ? SvPV_nolen(really) : argv[0]),
527 (const char* const*)argv);
529 if (status < 0 && (errno == ENOEXEC || errno == ENOENT)) {
530 /* possible shell-builtin, invoke with shell */
532 sh_items = w32_perlshell_items;
534 argv[index+sh_items] = argv[index];
535 while (--sh_items >= 0)
536 argv[sh_items] = w32_perlshell_vec[sh_items];
538 status = win32_spawnvp(flag,
539 (const char*)(really ? SvPV_nolen(really) : argv[0]),
540 (const char* const*)argv);
543 if (flag != P_NOWAIT) {
546 if (ckWARN(WARN_EXEC))
547 Perl_warner(aTHX_ WARN_EXEC, "Can't spawn \"%s\": %s", argv[0], strerror(errno));
552 PL_statusvalue = status;
559 do_spawn2(char *cmd, int exectype)
566 BOOL needToTry = TRUE;
569 /* Save an extra exec if possible. See if there are shell
570 * metacharacters in it */
571 if (!has_shell_metachars(cmd)) {
572 New(1301,argv, strlen(cmd) / 2 + 2, char*);
573 New(1302,cmd2, strlen(cmd) + 1, char);
576 for (s = cmd2; *s;) {
577 while (*s && isSPACE(*s))
581 while (*s && !isSPACE(*s))
590 status = win32_spawnvp(P_WAIT, argv[0],
591 (const char* const*)argv);
593 case EXECF_SPAWN_NOWAIT:
594 status = win32_spawnvp(P_NOWAIT, argv[0],
595 (const char* const*)argv);
598 status = win32_execvp(argv[0], (const char* const*)argv);
601 if (status != -1 || errno == 0)
611 New(1306, argv, w32_perlshell_items + 2, char*);
612 while (++i < w32_perlshell_items)
613 argv[i] = w32_perlshell_vec[i];
618 status = win32_spawnvp(P_WAIT, argv[0],
619 (const char* const*)argv);
621 case EXECF_SPAWN_NOWAIT:
622 status = win32_spawnvp(P_NOWAIT, argv[0],
623 (const char* const*)argv);
626 status = win32_execvp(argv[0], (const char* const*)argv);
632 if (exectype != EXECF_SPAWN_NOWAIT) {
635 if (ckWARN(WARN_EXEC))
636 Perl_warner(aTHX_ WARN_EXEC, "Can't %s \"%s\": %s",
637 (exectype == EXECF_EXEC ? "exec" : "spawn"),
638 cmd, strerror(errno));
643 PL_statusvalue = status;
651 return do_spawn2(cmd, EXECF_SPAWN);
655 do_spawn_nowait(char *cmd)
657 return do_spawn2(cmd, EXECF_SPAWN_NOWAIT);
661 Perl_do_exec(pTHX_ char *cmd)
663 do_spawn2(cmd, EXECF_EXEC);
667 /* The idea here is to read all the directory names into a string table
668 * (separated by nulls) and when one of the other dir functions is called
669 * return the pointer to the current file name.
672 win32_opendir(char *filename)
678 char scanname[MAX_PATH+3];
680 WIN32_FIND_DATAA aFindData;
681 WIN32_FIND_DATAW wFindData;
683 char buffer[MAX_PATH*2];
684 WCHAR wbuffer[MAX_PATH];
687 len = strlen(filename);
691 /* check to see if filename is a directory */
692 if (win32_stat(filename, &sbuf) < 0 || !S_ISDIR(sbuf.st_mode))
695 /* Get us a DIR structure */
696 Newz(1303, p, 1, DIR);
700 /* Create the search pattern */
701 strcpy(scanname, filename);
703 /* bare drive name means look in cwd for drive */
704 if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') {
705 scanname[len++] = '.';
706 scanname[len++] = '/';
708 else if (scanname[len-1] != '/' && scanname[len-1] != '\\') {
709 scanname[len++] = '/';
711 scanname[len++] = '*';
712 scanname[len] = '\0';
714 /* do the FindFirstFile call */
716 A2WHELPER(scanname, wbuffer, sizeof(wbuffer));
717 fh = FindFirstFileW(wbuffer, &wFindData);
720 fh = FindFirstFileA(scanname, &aFindData);
722 if (fh == INVALID_HANDLE_VALUE) {
723 /* FindFirstFile() fails on empty drives! */
724 if (GetLastError() == ERROR_FILE_NOT_FOUND)
730 /* now allocate the first part of the string table for
731 * the filenames that we find.
734 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
738 ptr = aFindData.cFileName;
741 New(1304, p->start, idx, char);
742 if (p->start == NULL)
743 Perl_croak_nocontext("opendir: malloc failed!\n");
744 strcpy(p->start, ptr);
747 /* loop finding all the files that match the wildcard
748 * (which should be all of them in this directory!).
749 * the variable idx should point one past the null terminator
750 * of the previous string found.
753 ? FindNextFileW(fh, &wFindData)
754 : FindNextFileA(fh, &aFindData)) {
756 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
758 /* ptr is set above to the correct area */
760 /* bump the string table size by enough for the
761 * new name and it's null terminator
763 Renew(p->start, idx+len+1, char);
764 if (p->start == NULL)
765 Perl_croak_nocontext("opendir: malloc failed!\n");
766 strcpy(&p->start[idx], ptr);
777 /* Readdir just returns the current string pointer and bumps the
778 * string pointer to the nDllExport entry.
780 DllExport struct direct *
781 win32_readdir(DIR *dirp)
784 static int dummy = 0;
787 /* first set up the structure to return */
788 len = strlen(dirp->curr);
789 strcpy(dirp->dirstr.d_name, dirp->curr);
790 dirp->dirstr.d_namlen = len;
793 dirp->dirstr.d_ino = dummy++;
795 /* Now set up for the nDllExport call to readdir */
796 dirp->curr += len + 1;
797 if (dirp->curr >= (dirp->start + dirp->size)) {
801 return &(dirp->dirstr);
807 /* Telldir returns the current string pointer position */
809 win32_telldir(DIR *dirp)
811 return (long) dirp->curr;
815 /* Seekdir moves the string pointer to a previously saved position
819 win32_seekdir(DIR *dirp, long loc)
821 dirp->curr = (char *)loc;
824 /* Rewinddir resets the string pointer to the start */
826 win32_rewinddir(DIR *dirp)
828 dirp->curr = dirp->start;
831 /* free the memory allocated by opendir */
833 win32_closedir(DIR *dirp)
836 Safefree(dirp->start);
849 * Just pretend that everyone is a superuser. NT will let us know if
850 * we don\'t really have permission to do something.
853 #define ROOT_UID ((uid_t)0)
854 #define ROOT_GID ((gid_t)0)
883 return (auid == ROOT_UID ? 0 : -1);
889 return (agid == ROOT_GID ? 0 : -1);
896 char *buf = getlogin_buffer;
897 DWORD size = sizeof(getlogin_buffer);
898 if (GetUserName(buf,&size))
904 chown(const char *path, uid_t owner, gid_t group)
915 for (child = 0 ; child < w32_num_children ; ++child) {
916 if (w32_child_pids[child] == pid)
923 remove_dead_process(long child)
927 CloseHandle(w32_child_handles[child]);
928 Copy(&w32_child_handles[child+1], &w32_child_handles[child],
929 (w32_num_children-child-1), HANDLE);
930 Copy(&w32_child_pids[child+1], &w32_child_pids[child],
931 (w32_num_children-child-1), DWORD);
937 win32_kill(int pid, int sig)
940 hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid);
941 if (hProcess && TerminateProcess(hProcess, sig))
942 CloseHandle(hProcess);
954 DllExport unsigned int
955 win32_sleep(unsigned int t)
962 win32_stat(const char *path, struct stat *buffer)
966 int l = strlen(path);
968 WCHAR wbuffer[MAX_PATH];
971 switch(path[l - 1]) {
972 /* FindFirstFile() and stat() are buggy with a trailing
973 * backslash, so change it to a forward slash :-( */
975 strncpy(t, path, l-1);
980 /* FindFirstFile() is buggy with "x:", so add a dot :-( */
982 if (l == 2 && isALPHA(path[0])) {
983 t[0] = path[0]; t[1] = ':'; t[2] = '.'; t[3] = '\0';
991 A2WHELPER(path, wbuffer, sizeof(wbuffer));
992 res = _wstat(wbuffer, (struct _stat *)buffer);
995 res = stat(path, buffer);
998 /* CRT is buggy on sharenames, so make sure it really isn't.
999 * XXX using GetFileAttributesEx() will enable us to set
1000 * buffer->st_*time (but note that's not available on the
1001 * Windows of 1995) */
1004 r = GetFileAttributesW(wbuffer);
1007 r = GetFileAttributesA(path);
1009 if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) {
1010 /* buffer may still contain old garbage since stat() failed */
1011 Zero(buffer, 1, struct stat);
1012 buffer->st_mode = S_IFDIR | S_IREAD;
1014 if (!(r & FILE_ATTRIBUTE_READONLY))
1015 buffer->st_mode |= S_IWRITE | S_IEXEC;
1020 if (l == 3 && isALPHA(path[0]) && path[1] == ':'
1021 && (path[2] == '\\' || path[2] == '/'))
1023 /* The drive can be inaccessible, some _stat()s are buggy */
1025 ? !GetVolumeInformationW(wbuffer,NULL,0,NULL,NULL,NULL,NULL,0)
1026 : !GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) {
1032 if (S_ISDIR(buffer->st_mode))
1033 buffer->st_mode |= S_IWRITE | S_IEXEC;
1034 else if (S_ISREG(buffer->st_mode)) {
1035 if (l >= 4 && path[l-4] == '.') {
1036 const char *e = path + l - 3;
1037 if (strnicmp(e,"exe",3)
1038 && strnicmp(e,"bat",3)
1039 && strnicmp(e,"com",3)
1040 && (IsWin95() || strnicmp(e,"cmd",3)))
1041 buffer->st_mode &= ~S_IEXEC;
1043 buffer->st_mode |= S_IEXEC;
1046 buffer->st_mode &= ~S_IEXEC;
1053 /* Find the longname of a given path. path is destructively modified.
1054 * It should have space for at least MAX_PATH characters. */
1056 win32_longpath(char *path)
1058 WIN32_FIND_DATA fdata;
1060 char tmpbuf[MAX_PATH+1];
1061 char *tmpstart = tmpbuf;
1068 if (isALPHA(path[0]) && path[1] == ':' &&
1069 (path[2] == '/' || path[2] == '\\'))
1072 *tmpstart++ = path[0];
1076 else if ((path[0] == '/' || path[0] == '\\') &&
1077 (path[1] == '/' || path[1] == '\\'))
1080 *tmpstart++ = path[0];
1081 *tmpstart++ = path[1];
1082 /* copy machine name */
1083 while (*start && *start != '/' && *start != '\\')
1084 *tmpstart++ = *start++;
1086 *tmpstart++ = *start;
1088 /* copy share name */
1089 while (*start && *start != '/' && *start != '\\')
1090 *tmpstart++ = *start++;
1094 if (sep == '/' || sep == '\\')
1098 /* walk up to slash */
1099 while (*start && *start != '/' && *start != '\\')
1102 /* discard doubled slashes */
1103 while (*start && (start[1] == '/' || start[1] == '\\'))
1107 /* stop and find full name of component */
1109 fhand = FindFirstFile(path,&fdata);
1110 if (fhand != INVALID_HANDLE_VALUE) {
1111 strcpy(tmpstart, fdata.cFileName);
1112 tmpstart += strlen(fdata.cFileName);
1120 /* failed a step, just return without side effects */
1121 /*PerlIO_printf(PerlIO_stderr(), "Failed to find %s\n", path);*/
1126 strcpy(path,tmpbuf);
1130 #ifndef USE_WIN32_RTL_ENV
1133 win32_getenv(const char *name)
1136 WCHAR wBuffer[MAX_PATH];
1138 SV *curitem = Nullsv;
1141 A2WHELPER(name, wBuffer, sizeof(wBuffer));
1142 needlen = GetEnvironmentVariableW(wBuffer, NULL, 0);
1145 needlen = GetEnvironmentVariableA(name,NULL,0);
1147 curitem = sv_2mortal(newSVpvn("", 0));
1151 SvGROW(curitem, (needlen+1)*sizeof(WCHAR));
1152 needlen = GetEnvironmentVariableW(wBuffer,
1153 (WCHAR*)SvPVX(curitem),
1155 } while (needlen >= SvLEN(curitem)/sizeof(WCHAR));
1156 SvCUR_set(curitem, (needlen*sizeof(WCHAR))+1);
1157 acuritem = sv_2mortal(newSVsv(curitem));
1158 W2AHELPER((WCHAR*)SvPVX(acuritem), SvPVX(curitem), SvCUR(curitem));
1162 SvGROW(curitem, needlen+1);
1163 needlen = GetEnvironmentVariableA(name,SvPVX(curitem),
1165 } while (needlen >= SvLEN(curitem));
1166 SvCUR_set(curitem, needlen);
1170 /* allow any environment variables that begin with 'PERL'
1171 to be stored in the registry */
1172 if (strncmp(name, "PERL", 4) == 0)
1173 (void)get_regstr(name, &curitem);
1175 if (curitem && SvCUR(curitem))
1176 return SvPVX(curitem);
1182 win32_putenv(const char *name)
1189 int length, relval = -1;
1193 length = strlen(name)+1;
1194 New(1309,wCuritem,length,WCHAR);
1195 A2WHELPER(name, wCuritem, length*sizeof(WCHAR));
1196 wVal = wcschr(wCuritem, '=');
1199 if(SetEnvironmentVariableW(wCuritem, *wVal ? wVal : NULL))
1205 New(1309,curitem,strlen(name)+1,char);
1206 strcpy(curitem, name);
1207 val = strchr(curitem, '=');
1209 /* The sane way to deal with the environment.
1210 * Has these advantages over putenv() & co.:
1211 * * enables us to store a truly empty value in the
1212 * environment (like in UNIX).
1213 * * we don't have to deal with RTL globals, bugs and leaks.
1215 * Why you may want to enable USE_WIN32_RTL_ENV:
1216 * * environ[] and RTL functions will not reflect changes,
1217 * which might be an issue if extensions want to access
1218 * the env. via RTL. This cuts both ways, since RTL will
1219 * not see changes made by extensions that call the Win32
1220 * functions directly, either.
1224 if(SetEnvironmentVariableA(curitem, *val ? val : NULL))
1236 filetime_to_clock(PFILETIME ft)
1238 __int64 qw = ft->dwHighDateTime;
1240 qw |= ft->dwLowDateTime;
1241 qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */
1246 win32_times(struct tms *timebuf)
1251 if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy,
1253 timebuf->tms_utime = filetime_to_clock(&user);
1254 timebuf->tms_stime = filetime_to_clock(&kernel);
1255 timebuf->tms_cutime = 0;
1256 timebuf->tms_cstime = 0;
1259 /* That failed - e.g. Win95 fallback to clock() */
1260 clock_t t = clock();
1261 timebuf->tms_utime = t;
1262 timebuf->tms_stime = 0;
1263 timebuf->tms_cutime = 0;
1264 timebuf->tms_cstime = 0;
1269 /* fix utime() so it works on directories in NT
1270 * thanks to Jan Dubois <jan.dubois@ibm.net>
1273 filetime_from_time(PFILETIME pFileTime, time_t Time)
1275 struct tm *pTM = gmtime(&Time);
1276 SYSTEMTIME SystemTime;
1281 SystemTime.wYear = pTM->tm_year + 1900;
1282 SystemTime.wMonth = pTM->tm_mon + 1;
1283 SystemTime.wDay = pTM->tm_mday;
1284 SystemTime.wHour = pTM->tm_hour;
1285 SystemTime.wMinute = pTM->tm_min;
1286 SystemTime.wSecond = pTM->tm_sec;
1287 SystemTime.wMilliseconds = 0;
1289 return SystemTimeToFileTime(&SystemTime, pFileTime);
1293 win32_utime(const char *filename, struct utimbuf *times)
1300 struct utimbuf TimeBuffer;
1301 WCHAR wbuffer[MAX_PATH];
1305 A2WHELPER(filename, wbuffer, sizeof(wbuffer));
1306 rc = _wutime(wbuffer, (struct _utimbuf*)times);
1309 rc = utime(filename, times);
1311 /* EACCES: path specifies directory or readonly file */
1312 if (rc == 0 || errno != EACCES /* || !IsWinNT() */)
1315 if (times == NULL) {
1316 times = &TimeBuffer;
1317 time(×->actime);
1318 times->modtime = times->actime;
1321 /* This will (and should) still fail on readonly files */
1323 handle = CreateFileW(wbuffer, GENERIC_READ | GENERIC_WRITE,
1324 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1325 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1328 handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE,
1329 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1330 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1332 if (handle == INVALID_HANDLE_VALUE)
1335 if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) &&
1336 filetime_from_time(&ftAccess, times->actime) &&
1337 filetime_from_time(&ftWrite, times->modtime) &&
1338 SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite))
1343 CloseHandle(handle);
1348 win32_uname(struct utsname *name)
1350 struct hostent *hep;
1351 STRLEN nodemax = sizeof(name->nodename)-1;
1352 OSVERSIONINFO osver;
1354 memset(&osver, 0, sizeof(OSVERSIONINFO));
1355 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
1356 if (GetVersionEx(&osver)) {
1358 switch (osver.dwPlatformId) {
1359 case VER_PLATFORM_WIN32_WINDOWS:
1360 strcpy(name->sysname, "Windows");
1362 case VER_PLATFORM_WIN32_NT:
1363 strcpy(name->sysname, "Windows NT");
1365 case VER_PLATFORM_WIN32s:
1366 strcpy(name->sysname, "Win32s");
1369 strcpy(name->sysname, "Win32 Unknown");
1374 sprintf(name->release, "%d.%d",
1375 osver.dwMajorVersion, osver.dwMinorVersion);
1378 sprintf(name->version, "Build %d",
1379 osver.dwPlatformId == VER_PLATFORM_WIN32_NT
1380 ? osver.dwBuildNumber : (osver.dwBuildNumber & 0xffff));
1381 if (osver.szCSDVersion[0]) {
1382 char *buf = name->version + strlen(name->version);
1383 sprintf(buf, " (%s)", osver.szCSDVersion);
1387 *name->sysname = '\0';
1388 *name->version = '\0';
1389 *name->release = '\0';
1393 hep = win32_gethostbyname("localhost");
1395 STRLEN len = strlen(hep->h_name);
1396 if (len <= nodemax) {
1397 strcpy(name->nodename, hep->h_name);
1400 strncpy(name->nodename, hep->h_name, nodemax);
1401 name->nodename[nodemax] = '\0';
1406 if (!GetComputerName(name->nodename, &sz))
1407 *name->nodename = '\0';
1410 /* machine (architecture) */
1414 GetSystemInfo(&info);
1416 #if defined(__BORLANDC__) || defined(__MINGW32__)
1417 switch (info.u.s.wProcessorArchitecture) {
1419 switch (info.wProcessorArchitecture) {
1421 case PROCESSOR_ARCHITECTURE_INTEL:
1422 arch = "x86"; break;
1423 case PROCESSOR_ARCHITECTURE_MIPS:
1424 arch = "mips"; break;
1425 case PROCESSOR_ARCHITECTURE_ALPHA:
1426 arch = "alpha"; break;
1427 case PROCESSOR_ARCHITECTURE_PPC:
1428 arch = "ppc"; break;
1430 arch = "unknown"; break;
1432 strcpy(name->machine, arch);
1438 win32_waitpid(int pid, int *status, int flags)
1443 return win32_wait(status);
1445 long child = find_pid(pid);
1447 HANDLE hProcess = w32_child_handles[child];
1448 DWORD waitcode = WaitForSingleObject(hProcess, INFINITE);
1449 if (waitcode != WAIT_FAILED) {
1450 if (GetExitCodeProcess(hProcess, &waitcode)) {
1451 *status = (int)((waitcode & 0xff) << 8);
1452 retval = (int)w32_child_pids[child];
1453 remove_dead_process(child);
1461 retval = cwait(status, pid, WAIT_CHILD);
1462 /* cwait() returns "correctly" on Borland */
1463 #ifndef __BORLANDC__
1469 return retval >= 0 ? pid : retval;
1473 win32_wait(int *status)
1475 /* XXX this wait emulation only knows about processes
1476 * spawned via win32_spawnvp(P_NOWAIT, ...).
1480 DWORD exitcode, waitcode;
1482 if (!w32_num_children) {
1487 /* if a child exists, wait for it to die */
1488 waitcode = WaitForMultipleObjects(w32_num_children,
1492 if (waitcode != WAIT_FAILED) {
1493 if (waitcode >= WAIT_ABANDONED_0
1494 && waitcode < WAIT_ABANDONED_0 + w32_num_children)
1495 i = waitcode - WAIT_ABANDONED_0;
1497 i = waitcode - WAIT_OBJECT_0;
1498 if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) {
1499 *status = (int)((exitcode & 0xff) << 8);
1500 retval = (int)w32_child_pids[i];
1501 remove_dead_process(i);
1507 errno = GetLastError();
1511 static UINT timerid = 0;
1513 static VOID CALLBACK TimerProc(HWND win, UINT msg, UINT id, DWORD time)
1516 KillTimer(NULL,timerid);
1521 DllExport unsigned int
1522 win32_alarm(unsigned int sec)
1525 * the 'obvious' implentation is SetTimer() with a callback
1526 * which does whatever receiving SIGALRM would do
1527 * we cannot use SIGALRM even via raise() as it is not
1528 * one of the supported codes in <signal.h>
1530 * Snag is unless something is looking at the message queue
1531 * nothing happens :-(
1536 timerid = SetTimer(NULL,timerid,sec*1000,(TIMERPROC)TimerProc);
1538 Perl_croak_nocontext("Cannot set timer");
1544 KillTimer(NULL,timerid);
1551 #if defined(HAVE_DES_FCRYPT) || defined(PERL_OBJECT)
1552 #ifdef HAVE_DES_FCRYPT
1553 extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf);
1557 win32_crypt(const char *txt, const char *salt)
1560 #ifdef HAVE_DES_FCRYPT
1562 return des_fcrypt(txt, salt, crypt_buffer);
1564 die("The crypt() function is unimplemented due to excessive paranoia.");
1570 #ifdef USE_FIXED_OSFHANDLE
1572 EXTERN_C int __cdecl _alloc_osfhnd(void);
1573 EXTERN_C int __cdecl _set_osfhnd(int fh, long value);
1574 EXTERN_C void __cdecl _lock_fhandle(int);
1575 EXTERN_C void __cdecl _unlock_fhandle(int);
1576 EXTERN_C void __cdecl _unlock(int);
1578 #if (_MSC_VER >= 1000)
1580 long osfhnd; /* underlying OS file HANDLE */
1581 char osfile; /* attributes of file (e.g., open in text mode?) */
1582 char pipech; /* one char buffer for handles opened on pipes */
1583 #if defined (_MT) && !defined (DLL_FOR_WIN32S)
1585 CRITICAL_SECTION lock;
1586 #endif /* defined (_MT) && !defined (DLL_FOR_WIN32S) */
1589 EXTERN_C ioinfo * __pioinfo[];
1591 #define IOINFO_L2E 5
1592 #define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
1593 #define _pioinfo(i) (__pioinfo[i >> IOINFO_L2E] + (i & (IOINFO_ARRAY_ELTS - 1)))
1594 #define _osfile(i) (_pioinfo(i)->osfile)
1596 #else /* (_MSC_VER >= 1000) */
1597 extern char _osfile[];
1598 #endif /* (_MSC_VER >= 1000) */
1600 #define FOPEN 0x01 /* file handle open */
1601 #define FAPPEND 0x20 /* file handle opened O_APPEND */
1602 #define FDEV 0x40 /* file handle refers to device */
1603 #define FTEXT 0x80 /* file handle is in text mode */
1605 #define _STREAM_LOCKS 26 /* Table of stream locks */
1606 #define _LAST_STREAM_LOCK (_STREAM_LOCKS+_NSTREAM_-1) /* Last stream lock */
1607 #define _FH_LOCKS (_LAST_STREAM_LOCK+1) /* Table of fh locks */
1610 *int my_open_osfhandle(long osfhandle, int flags) - open C Runtime file handle
1613 * This function allocates a free C Runtime file handle and associates
1614 * it with the Win32 HANDLE specified by the first parameter. This is a
1615 * temperary fix for WIN95's brain damage GetFileType() error on socket
1616 * we just bypass that call for socket
1619 * long osfhandle - Win32 HANDLE to associate with C Runtime file handle.
1620 * int flags - flags to associate with C Runtime file handle.
1623 * returns index of entry in fh, if successful
1624 * return -1, if no free entry is found
1628 *******************************************************************************/
1631 my_open_osfhandle(long osfhandle, int flags)
1634 char fileflags; /* _osfile flags */
1636 /* copy relevant flags from second parameter */
1639 if (flags & O_APPEND)
1640 fileflags |= FAPPEND;
1645 /* attempt to allocate a C Runtime file handle */
1646 if ((fh = _alloc_osfhnd()) == -1) {
1647 errno = EMFILE; /* too many open files */
1648 _doserrno = 0L; /* not an OS error */
1649 return -1; /* return error to caller */
1652 /* the file is open. now, set the info in _osfhnd array */
1653 _set_osfhnd(fh, osfhandle);
1655 fileflags |= FOPEN; /* mark as open */
1657 #if (_MSC_VER >= 1000)
1658 _osfile(fh) = fileflags; /* set osfile entry */
1659 _unlock_fhandle(fh);
1661 _osfile[fh] = fileflags; /* set osfile entry */
1662 _unlock(fh+_FH_LOCKS); /* unlock handle */
1665 return fh; /* return handle */
1668 #define _open_osfhandle my_open_osfhandle
1669 #endif /* USE_FIXED_OSFHANDLE */
1671 /* simulate flock by locking a range on the file */
1673 #define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError()))
1674 #define LK_LEN 0xffff0000
1677 win32_flock(int fd, int oper)
1685 Perl_croak_nocontext("flock() unimplemented on this platform");
1688 fh = (HANDLE)_get_osfhandle(fd);
1689 memset(&o, 0, sizeof(o));
1692 case LOCK_SH: /* shared lock */
1693 LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, 0, &o),i);
1695 case LOCK_EX: /* exclusive lock */
1696 LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o),i);
1698 case LOCK_SH|LOCK_NB: /* non-blocking shared lock */
1699 LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o),i);
1701 case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */
1702 LK_ERR(LockFileEx(fh,
1703 LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY,
1704 0, LK_LEN, 0, &o),i);
1706 case LOCK_UN: /* unlock lock */
1707 LK_ERR(UnlockFileEx(fh, 0, LK_LEN, 0, &o),i);
1709 default: /* unknown */
1720 * redirected io subsystem for all XS modules
1733 return (&(_environ));
1736 /* the rest are the remapped stdio routines */
1756 win32_ferror(FILE *fp)
1758 return (ferror(fp));
1763 win32_feof(FILE *fp)
1769 * Since the errors returned by the socket error function
1770 * WSAGetLastError() are not known by the library routine strerror
1771 * we have to roll our own.
1775 win32_strerror(int e)
1777 #ifndef __BORLANDC__ /* Borland intolerance */
1778 extern int sys_nerr;
1782 if (e < 0 || e > sys_nerr) {
1787 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0,
1788 strerror_buffer, sizeof(strerror_buffer), NULL) == 0)
1789 strcpy(strerror_buffer, "Unknown Error");
1791 return strerror_buffer;
1797 win32_str_os_error(void *sv, DWORD dwErr)
1801 dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER
1802 |FORMAT_MESSAGE_IGNORE_INSERTS
1803 |FORMAT_MESSAGE_FROM_SYSTEM, NULL,
1804 dwErr, 0, (char *)&sMsg, 1, NULL);
1805 /* strip trailing whitespace and period */
1808 --dwLen; /* dwLen doesn't include trailing null */
1809 } while (0 < dwLen && isSPACE(sMsg[dwLen]));
1810 if ('.' != sMsg[dwLen])
1815 sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/);
1817 dwLen = sprintf(sMsg,
1818 "Unknown error #0x%lX (lookup 0x%lX)",
1819 dwErr, GetLastError());
1823 sv_setpvn((SV*)sv, sMsg, dwLen);
1830 win32_fprintf(FILE *fp, const char *format, ...)
1833 va_start(marker, format); /* Initialize variable arguments. */
1835 return (vfprintf(fp, format, marker));
1839 win32_printf(const char *format, ...)
1842 va_start(marker, format); /* Initialize variable arguments. */
1844 return (vprintf(format, marker));
1848 win32_vfprintf(FILE *fp, const char *format, va_list args)
1850 return (vfprintf(fp, format, args));
1854 win32_vprintf(const char *format, va_list args)
1856 return (vprintf(format, args));
1860 win32_fread(void *buf, size_t size, size_t count, FILE *fp)
1862 return fread(buf, size, count, fp);
1866 win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp)
1868 return fwrite(buf, size, count, fp);
1871 #define MODE_SIZE 10
1874 win32_fopen(const char *filename, const char *mode)
1877 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH];
1882 if (stricmp(filename, "/dev/null")==0)
1886 A2WHELPER(mode, wMode, sizeof(wMode));
1887 A2WHELPER(filename, wBuffer, sizeof(wBuffer));
1888 return _wfopen(wBuffer, wMode);
1890 return fopen(filename, mode);
1893 #ifndef USE_SOCKETS_AS_HANDLES
1895 #define fdopen my_fdopen
1899 win32_fdopen(int handle, const char *mode)
1902 WCHAR wMode[MODE_SIZE];
1904 A2WHELPER(mode, wMode, sizeof(wMode));
1905 return _wfdopen(handle, wMode);
1907 return fdopen(handle, (char *) mode);
1911 win32_freopen(const char *path, const char *mode, FILE *stream)
1914 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH];
1915 if (stricmp(path, "/dev/null")==0)
1919 A2WHELPER(mode, wMode, sizeof(wMode));
1920 A2WHELPER(path, wBuffer, sizeof(wBuffer));
1921 return _wfreopen(wBuffer, wMode, stream);
1923 return freopen(path, mode, stream);
1927 win32_fclose(FILE *pf)
1929 return my_fclose(pf); /* defined in win32sck.c */
1933 win32_fputs(const char *s,FILE *pf)
1935 return fputs(s, pf);
1939 win32_fputc(int c,FILE *pf)
1945 win32_ungetc(int c,FILE *pf)
1947 return ungetc(c,pf);
1951 win32_getc(FILE *pf)
1957 win32_fileno(FILE *pf)
1963 win32_clearerr(FILE *pf)
1970 win32_fflush(FILE *pf)
1976 win32_ftell(FILE *pf)
1982 win32_fseek(FILE *pf,long offset,int origin)
1984 return fseek(pf, offset, origin);
1988 win32_fgetpos(FILE *pf,fpos_t *p)
1990 return fgetpos(pf, p);
1994 win32_fsetpos(FILE *pf,const fpos_t *p)
1996 return fsetpos(pf, p);
2000 win32_rewind(FILE *pf)
2020 win32_fstat(int fd,struct stat *sbufptr)
2022 return fstat(fd,sbufptr);
2026 win32_pipe(int *pfd, unsigned int size, int mode)
2028 return _pipe(pfd, size, mode);
2032 * a popen() clone that respects PERL5SHELL
2036 win32_popen(const char *command, const char *mode)
2038 #ifdef USE_RTL_POPEN
2039 return _popen(command, mode);
2047 /* establish which ends read and write */
2048 if (strchr(mode,'w')) {
2049 stdfd = 0; /* stdin */
2053 else if (strchr(mode,'r')) {
2054 stdfd = 1; /* stdout */
2061 /* set the correct mode */
2062 if (strchr(mode,'b'))
2064 else if (strchr(mode,'t'))
2067 ourmode = _fmode & (O_TEXT | O_BINARY);
2069 /* the child doesn't inherit handles */
2070 ourmode |= O_NOINHERIT;
2072 if (win32_pipe( p, 512, ourmode) == -1)
2075 /* save current stdfd */
2076 if ((oldfd = win32_dup(stdfd)) == -1)
2079 /* make stdfd go to child end of pipe (implicitly closes stdfd) */
2080 /* stdfd will be inherited by the child */
2081 if (win32_dup2(p[child], stdfd) == -1)
2084 /* close the child end in parent */
2085 win32_close(p[child]);
2087 /* start the child */
2090 if ((childpid = do_spawn_nowait((char*)command)) == -1)
2093 /* revert stdfd to whatever it was before */
2094 if (win32_dup2(oldfd, stdfd) == -1)
2097 /* close saved handle */
2100 sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid);
2102 /* set process id so that it can be returned by perl's open() */
2103 PL_forkprocess = childpid;
2106 /* we have an fd, return a file stream */
2107 return (win32_fdopen(p[parent], (char *)mode));
2110 /* we don't need to check for errors here */
2114 win32_dup2(oldfd, stdfd);
2119 #endif /* USE_RTL_POPEN */
2127 win32_pclose(FILE *pf)
2129 #ifdef USE_RTL_POPEN
2133 int childpid, status;
2136 sv = *av_fetch(w32_fdpid, win32_fileno(pf), TRUE);
2138 childpid = SvIVX(sv);
2150 if (win32_waitpid(childpid, &status, 0) == -1)
2155 #endif /* USE_RTL_POPEN */
2159 win32_rename(const char *oname, const char *newname)
2161 WCHAR wOldName[MAX_PATH];
2162 WCHAR wNewName[MAX_PATH];
2164 /* XXX despite what the documentation says about MoveFileEx(),
2165 * it doesn't work under Windows95!
2170 A2WHELPER(oname, wOldName, sizeof(wOldName));
2171 A2WHELPER(newname, wNewName, sizeof(wNewName));
2172 bResult = MoveFileExW(wOldName,wNewName,
2173 MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING);
2176 bResult = MoveFileExA(oname,newname,
2177 MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING);
2180 DWORD err = GetLastError();
2182 case ERROR_BAD_NET_NAME:
2183 case ERROR_BAD_NETPATH:
2184 case ERROR_BAD_PATHNAME:
2185 case ERROR_FILE_NOT_FOUND:
2186 case ERROR_FILENAME_EXCED_RANGE:
2187 case ERROR_INVALID_DRIVE:
2188 case ERROR_NO_MORE_FILES:
2189 case ERROR_PATH_NOT_FOUND:
2202 char tmpname[MAX_PATH+1];
2203 char dname[MAX_PATH+1];
2204 char *endname = Nullch;
2206 DWORD from_attr, to_attr;
2208 /* if oname doesn't exist, do nothing */
2209 from_attr = GetFileAttributes(oname);
2210 if (from_attr == 0xFFFFFFFF) {
2215 /* if newname exists, rename it to a temporary name so that we
2216 * don't delete it in case oname happens to be the same file
2217 * (but perhaps accessed via a different path)
2219 to_attr = GetFileAttributes(newname);
2220 if (to_attr != 0xFFFFFFFF) {
2221 /* if newname is a directory, we fail
2222 * XXX could overcome this with yet more convoluted logic */
2223 if (to_attr & FILE_ATTRIBUTE_DIRECTORY) {
2227 tmplen = strlen(newname);
2228 strcpy(tmpname,newname);
2229 endname = tmpname+tmplen;
2230 for (; endname > tmpname ; --endname) {
2231 if (*endname == '/' || *endname == '\\') {
2236 if (endname > tmpname)
2237 endname = strcpy(dname,tmpname);
2241 /* get a temporary filename in same directory
2242 * XXX is this really the best we can do? */
2243 if (!GetTempFileName((LPCTSTR)endname, "plr", 0, tmpname)) {
2247 DeleteFile(tmpname);
2249 retval = rename(newname, tmpname);
2256 /* rename oname to newname */
2257 retval = rename(oname, newname);
2259 /* if we created a temporary file before ... */
2260 if (endname != Nullch) {
2261 /* ...and rename succeeded, delete temporary file/directory */
2263 DeleteFile(tmpname);
2264 /* else restore it to what it was */
2266 (void)rename(tmpname, newname);
2273 win32_setmode(int fd, int mode)
2275 return setmode(fd, mode);
2279 win32_lseek(int fd, long offset, int origin)
2281 return lseek(fd, offset, origin);
2291 win32_open(const char *path, int flag, ...)
2296 WCHAR wBuffer[MAX_PATH];
2299 pmode = va_arg(ap, int);
2302 if (stricmp(path, "/dev/null")==0)
2306 A2WHELPER(path, wBuffer, sizeof(wBuffer));
2307 return _wopen(wBuffer, flag, pmode);
2309 return open(path,flag,pmode);
2331 win32_dup2(int fd1,int fd2)
2333 return dup2(fd1,fd2);
2337 win32_read(int fd, void *buf, unsigned int cnt)
2339 return read(fd, buf, cnt);
2343 win32_write(int fd, const void *buf, unsigned int cnt)
2345 return write(fd, buf, cnt);
2349 win32_mkdir(const char *dir, int mode)
2351 return mkdir(dir); /* just ignore mode */
2355 win32_rmdir(const char *dir)
2361 win32_chdir(const char *dir)
2367 create_command_line(const char* command, const char * const *args)
2371 char *cmd, *ptr, *arg;
2372 STRLEN len = strlen(command) + 1;
2374 for (index = 0; (ptr = (char*)args[index]) != NULL; ++index)
2375 len += strlen(ptr) + 1;
2377 New(1310, cmd, len, char);
2379 strcpy(ptr, command);
2381 for (index = 0; (arg = (char*)args[index]) != NULL; ++index) {
2391 qualified_path(const char *cmd)
2395 char *fullcmd, *curfullcmd;
2401 fullcmd = (char*)cmd;
2403 if (*fullcmd == '/' || *fullcmd == '\\')
2410 pathstr = win32_getenv("PATH");
2411 New(0, fullcmd, MAX_PATH+1, char);
2412 curfullcmd = fullcmd;
2417 /* start by appending the name to the current prefix */
2418 strcpy(curfullcmd, cmd);
2419 curfullcmd += cmdlen;
2421 /* if it doesn't end with '.', or has no extension, try adding
2422 * a trailing .exe first */
2423 if (cmd[cmdlen-1] != '.'
2424 && (cmdlen < 4 || cmd[cmdlen-4] != '.'))
2426 strcpy(curfullcmd, ".exe");
2427 res = GetFileAttributes(fullcmd);
2428 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
2433 /* that failed, try the bare name */
2434 res = GetFileAttributes(fullcmd);
2435 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
2438 /* quit if no other path exists, or if cmd already has path */
2439 if (!pathstr || !*pathstr || has_slash)
2442 /* skip leading semis */
2443 while (*pathstr == ';')
2446 /* build a new prefix from scratch */
2447 curfullcmd = fullcmd;
2448 while (*pathstr && *pathstr != ';') {
2449 if (*pathstr == '"') { /* foo;"baz;etc";bar */
2450 pathstr++; /* skip initial '"' */
2451 while (*pathstr && *pathstr != '"') {
2452 if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5)
2453 *curfullcmd++ = *pathstr;
2457 pathstr++; /* skip trailing '"' */
2460 if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5)
2461 *curfullcmd++ = *pathstr;
2466 pathstr++; /* skip trailing semi */
2467 if (curfullcmd > fullcmd /* append a dir separator */
2468 && curfullcmd[-1] != '/' && curfullcmd[-1] != '\\')
2470 *curfullcmd++ = '\\';
2478 /* The following are just place holders.
2479 * Some hosts may provide and environment that the OS is
2480 * not tracking, therefore, these host must provide that
2481 * environment and the current directory to CreateProcess
2491 free_childenv(void* d)
2502 free_childdir(char* d)
2507 /* XXX this needs to be made more compatible with the spawnvp()
2508 * provided by the various RTLs. In particular, searching for
2509 * *.{com,bat,cmd} files (as done by the RTLs) is unimplemented.
2510 * This doesn't significantly affect perl itself, because we
2511 * always invoke things using PERL5SHELL if a direct attempt to
2512 * spawn the executable fails.
2514 * XXX splitting and rejoining the commandline between do_aspawn()
2515 * and win32_spawnvp() could also be avoided.
2519 win32_spawnvp(int mode, const char *cmdname, const char *const *argv)
2521 #ifdef USE_RTL_SPAWNVP
2522 return spawnvp(mode, cmdname, (char * const *)argv);
2528 STARTUPINFO StartupInfo;
2529 PROCESS_INFORMATION ProcessInformation;
2532 char *cmd = create_command_line(cmdname, strcmp(cmdname, argv[0]) == 0
2534 char *fullcmd = Nullch;
2536 env = PerlEnv_get_childenv();
2537 dir = PerlEnv_get_childdir();
2540 case P_NOWAIT: /* asynch + remember result */
2541 if (w32_num_children >= MAXIMUM_WAIT_OBJECTS) {
2547 case P_WAIT: /* synchronous execution */
2549 default: /* invalid mode */
2554 memset(&StartupInfo,0,sizeof(StartupInfo));
2555 StartupInfo.cb = sizeof(StartupInfo);
2556 StartupInfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
2557 StartupInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
2558 StartupInfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
2559 if (StartupInfo.hStdInput != INVALID_HANDLE_VALUE &&
2560 StartupInfo.hStdOutput != INVALID_HANDLE_VALUE &&
2561 StartupInfo.hStdError != INVALID_HANDLE_VALUE)
2563 StartupInfo.dwFlags |= STARTF_USESTDHANDLES;
2566 create |= CREATE_NEW_CONSOLE;
2570 if (!CreateProcess(cmdname, /* search PATH to find executable */
2571 cmd, /* executable, and its arguments */
2572 NULL, /* process attributes */
2573 NULL, /* thread attributes */
2574 TRUE, /* inherit handles */
2575 create, /* creation flags */
2576 (LPVOID)env, /* inherit environment */
2577 dir, /* inherit cwd */
2579 &ProcessInformation))
2581 /* initial NULL argument to CreateProcess() does a PATH
2582 * search, but it always first looks in the directory
2583 * where the current process was started, which behavior
2584 * is undesirable for backward compatibility. So we
2585 * jump through our own hoops by picking out the path
2586 * we really want it to use. */
2588 fullcmd = qualified_path(cmdname);
2599 if (mode == P_NOWAIT) {
2600 /* asynchronous spawn -- store handle, return PID */
2601 w32_child_handles[w32_num_children] = ProcessInformation.hProcess;
2602 ret = w32_child_pids[w32_num_children] = ProcessInformation.dwProcessId;
2606 WaitForSingleObject(ProcessInformation.hProcess, INFINITE);
2607 GetExitCodeProcess(ProcessInformation.hProcess, &ret);
2608 CloseHandle(ProcessInformation.hProcess);
2611 CloseHandle(ProcessInformation.hThread);
2614 PerlEnv_free_childenv(env);
2615 PerlEnv_free_childdir(dir);
2623 win32_execv(const char *cmdname, const char *const *argv)
2625 return execv(cmdname, (char *const *)argv);
2629 win32_execvp(const char *cmdname, const char *const *argv)
2631 return execvp(cmdname, (char *const *)argv);
2635 win32_perror(const char *str)
2641 win32_setbuf(FILE *pf, char *buf)
2647 win32_setvbuf(FILE *pf, char *buf, int type, size_t size)
2649 return setvbuf(pf, buf, type, size);
2653 win32_flushall(void)
2659 win32_fcloseall(void)
2665 win32_fgets(char *s, int n, FILE *pf)
2667 return fgets(s, n, pf);
2677 win32_fgetc(FILE *pf)
2683 win32_putc(int c, FILE *pf)
2689 win32_puts(const char *s)
2701 win32_putchar(int c)
2708 #ifndef USE_PERL_SBRK
2710 static char *committed = NULL;
2711 static char *base = NULL;
2712 static char *reserved = NULL;
2713 static char *brk = NULL;
2714 static DWORD pagesize = 0;
2715 static DWORD allocsize = 0;
2723 GetSystemInfo(&info);
2724 /* Pretend page size is larger so we don't perpetually
2725 * call the OS to commit just one page ...
2727 pagesize = info.dwPageSize << 3;
2728 allocsize = info.dwAllocationGranularity;
2730 /* This scheme fails eventually if request for contiguous
2731 * block is denied so reserve big blocks - this is only
2732 * address space not memory ...
2734 if (brk+need >= reserved)
2736 DWORD size = 64*1024*1024;
2738 if (committed && reserved && committed < reserved)
2740 /* Commit last of previous chunk cannot span allocations */
2741 addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE);
2743 committed = reserved;
2745 /* Reserve some (more) space
2746 * Note this is a little sneaky, 1st call passes NULL as reserved
2747 * so lets system choose where we start, subsequent calls pass
2748 * the old end address so ask for a contiguous block
2750 addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS);
2753 reserved = addr+size;
2768 if (brk > committed)
2770 DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize;
2771 char *addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE);
2786 win32_malloc(size_t size)
2788 return malloc(size);
2792 win32_calloc(size_t numitems, size_t size)
2794 return calloc(numitems,size);
2798 win32_realloc(void *block, size_t size)
2800 return realloc(block,size);
2804 win32_free(void *block)
2811 win32_open_osfhandle(long handle, int flags)
2813 return _open_osfhandle(handle, flags);
2817 win32_get_osfhandle(int fd)
2819 return _get_osfhandle(fd);
2823 win32_dynaload(const char* filename)
2828 WCHAR wfilename[MAX_PATH];
2829 A2WHELPER(filename, wfilename, sizeof(wfilename));
2830 hModule = LoadLibraryExW(wfilename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
2833 hModule = LoadLibraryExA(filename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
2839 win32_add_host(char *nameId, void *data)
2842 * This must be called before the script is parsed,
2843 * therefore no locking of threads is needed
2846 struct host_link *link;
2847 New(1314, link, 1, struct host_link);
2848 link->host_data = data;
2849 link->nameId = nameId;
2850 link->next = w32_host_link;
2851 w32_host_link = link;
2856 win32_get_host_data(char *nameId)
2859 struct host_link *link = w32_host_link;
2861 if(strEQ(link->nameId, nameId))
2862 return link->host_data;
2876 SV *sv = sv_newmortal();
2877 /* Make one call with zero size - return value is required size */
2878 DWORD len = GetCurrentDirectory((DWORD)0,NULL);
2879 SvUPGRADE(sv,SVt_PV);
2881 SvCUR(sv) = GetCurrentDirectory((DWORD) SvLEN(sv), SvPVX(sv));
2884 * then it worked, set PV valid,
2885 * else leave it 'undef'
2901 Perl_croak(aTHX_ "usage: Win32::SetCurrentDirectory($cwd)");
2902 if (SetCurrentDirectory(SvPV_nolen(ST(0))))
2909 XS(w32_GetNextAvailDrive)
2913 char root[] = "_:\\";
2918 if (GetDriveType(root) == 1) {
2927 XS(w32_GetLastError)
2931 XSRETURN_IV(GetLastError());
2935 XS(w32_SetLastError)
2939 Perl_croak(aTHX_ "usage: Win32::SetLastError($error)");
2940 SetLastError(SvIV(ST(0)));
2948 char *name = getlogin_buffer;
2949 DWORD size = sizeof(getlogin_buffer);
2951 if (GetUserName(name,&size)) {
2952 /* size includes NULL */
2953 ST(0) = sv_2mortal(newSVpvn(name,size-1));
2963 char name[MAX_COMPUTERNAME_LENGTH+1];
2964 DWORD size = sizeof(name);
2966 if (GetComputerName(name,&size)) {
2967 /* size does NOT include NULL :-( */
2968 ST(0) = sv_2mortal(newSVpvn(name,size));
2979 #ifndef HAS_NETWKSTAGETINFO
2980 /* mingw32 (and Win95) don't have NetWksta*(), so do it the old way */
2982 DWORD size = sizeof(name);
2984 if (GetUserName(name,&size)) {
2986 DWORD sidlen = sizeof(sid);
2988 DWORD dnamelen = sizeof(dname);
2990 if (LookupAccountName(NULL, name, (PSID)&sid, &sidlen,
2991 dname, &dnamelen, &snu)) {
2992 XSRETURN_PV(dname); /* all that for this */
2996 /* this way is more reliable, in case user has a local account.
2997 * XXX need dynamic binding of netapi32.dll symbols or this will fail on
2998 * Win95. Probably makes more sense to move it into libwin32. */
3000 DWORD dnamelen = sizeof(dname);
3001 PWKSTA_INFO_100 pwi;
3003 if (NERR_Success == NetWkstaGetInfo(NULL, 100, (LPBYTE*)&pwi)) {
3004 if (pwi->wki100_langroup && *(pwi->wki100_langroup)) {
3005 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_langroup,
3006 -1, (LPSTR)dname, dnamelen, NULL, NULL);
3009 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_computername,
3010 -1, (LPSTR)dname, dnamelen, NULL, NULL);
3012 NetApiBufferFree(pwi);
3024 DWORD flags, filecomplen;
3025 if (GetVolumeInformation(NULL, NULL, 0, NULL, &filecomplen,
3026 &flags, fsname, sizeof(fsname))) {
3027 if (GIMME_V == G_ARRAY) {
3028 XPUSHs(sv_2mortal(newSVpvn(fsname,strlen(fsname))));
3029 XPUSHs(sv_2mortal(newSViv(flags)));
3030 XPUSHs(sv_2mortal(newSViv(filecomplen)));
3035 XSRETURN_PV(fsname);
3041 XS(w32_GetOSVersion)
3044 OSVERSIONINFO osver;
3046 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
3047 if (GetVersionEx(&osver)) {
3048 XPUSHs(newSVpvn(osver.szCSDVersion, strlen(osver.szCSDVersion)));
3049 XPUSHs(newSViv(osver.dwMajorVersion));
3050 XPUSHs(newSViv(osver.dwMinorVersion));
3051 XPUSHs(newSViv(osver.dwBuildNumber));
3052 XPUSHs(newSViv(osver.dwPlatformId));
3064 XSRETURN_IV(IsWinNT());
3072 XSRETURN_IV(IsWin95());
3076 XS(w32_FormatMessage)
3083 Perl_croak(aTHX_ "usage: Win32::FormatMessage($errno)");
3085 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM,
3086 &source, SvIV(ST(0)), 0,
3087 msgbuf, sizeof(msgbuf)-1, NULL))
3088 XSRETURN_PV(msgbuf);
3098 PROCESS_INFORMATION stProcInfo;
3099 STARTUPINFO stStartInfo;
3100 BOOL bSuccess = FALSE;
3103 Perl_croak(aTHX_ "usage: Win32::Spawn($cmdName, $args, $PID)");
3105 cmd = SvPV_nolen(ST(0));
3106 args = SvPV_nolen(ST(1));
3108 memset(&stStartInfo, 0, sizeof(stStartInfo)); /* Clear the block */
3109 stStartInfo.cb = sizeof(stStartInfo); /* Set the structure size */
3110 stStartInfo.dwFlags = STARTF_USESHOWWINDOW; /* Enable wShowWindow control */
3111 stStartInfo.wShowWindow = SW_SHOWMINNOACTIVE; /* Start min (normal) */
3114 cmd, /* Image path */
3115 args, /* Arguments for command line */
3116 NULL, /* Default process security */
3117 NULL, /* Default thread security */
3118 FALSE, /* Must be TRUE to use std handles */
3119 NORMAL_PRIORITY_CLASS, /* No special scheduling */
3120 NULL, /* Inherit our environment block */
3121 NULL, /* Inherit our currrent directory */
3122 &stStartInfo, /* -> Startup info */
3123 &stProcInfo)) /* <- Process info (if OK) */
3125 CloseHandle(stProcInfo.hThread);/* library source code does this. */
3126 sv_setiv(ST(2), stProcInfo.dwProcessId);
3129 XSRETURN_IV(bSuccess);
3133 XS(w32_GetTickCount)
3136 DWORD msec = GetTickCount();
3144 XS(w32_GetShortPathName)
3151 Perl_croak(aTHX_ "usage: Win32::GetShortPathName($longPathName)");
3153 shortpath = sv_mortalcopy(ST(0));
3154 SvUPGRADE(shortpath, SVt_PV);
3155 /* src == target is allowed */
3157 len = GetShortPathName(SvPVX(shortpath),
3160 } while (len >= SvLEN(shortpath) && sv_grow(shortpath,len+1));
3162 SvCUR_set(shortpath,len);
3170 XS(w32_GetFullPathName)
3179 Perl_croak(aTHX_ "usage: Win32::GetFullPathName($filename)");
3182 fullpath = sv_mortalcopy(filename);
3183 SvUPGRADE(fullpath, SVt_PV);
3185 len = GetFullPathName(SvPVX(filename),
3189 } while (len >= SvLEN(fullpath) && sv_grow(fullpath,len+1));
3191 if (GIMME_V == G_ARRAY) {
3193 XST_mPV(1,filepart);
3194 len = filepart - SvPVX(fullpath);
3197 SvCUR_set(fullpath,len);
3205 XS(w32_GetLongPathName)
3209 char tmpbuf[MAX_PATH+1];
3214 Perl_croak(aTHX_ "usage: Win32::GetLongPathName($pathname)");
3217 pathstr = SvPV(path,len);
3218 strcpy(tmpbuf, pathstr);
3219 pathstr = win32_longpath(tmpbuf);
3221 ST(0) = sv_2mortal(newSVpvn(pathstr, strlen(pathstr)));
3232 Perl_croak(aTHX_ "usage: Win32::Sleep($milliseconds)");
3242 Perl_croak(aTHX_ "usage: Win32::CopyFile($from, $to, $overwrite)");
3243 if (CopyFile(SvPV_nolen(ST(0)), SvPV_nolen(ST(1)), !SvTRUE(ST(2))))
3249 Perl_init_os_extras(void)
3252 char *file = __FILE__;
3255 w32_perlshell_tokens = Nullch;
3256 w32_perlshell_items = -1;
3257 w32_fdpid = newAV(); /* XXX needs to be in Perl_win32_init()? */
3258 New(1313, w32_children, 1, child_tab);
3259 w32_num_children = 0;
3261 /* these names are Activeware compatible */
3262 newXS("Win32::GetCwd", w32_GetCwd, file);
3263 newXS("Win32::SetCwd", w32_SetCwd, file);
3264 newXS("Win32::GetNextAvailDrive", w32_GetNextAvailDrive, file);
3265 newXS("Win32::GetLastError", w32_GetLastError, file);
3266 newXS("Win32::SetLastError", w32_SetLastError, file);
3267 newXS("Win32::LoginName", w32_LoginName, file);
3268 newXS("Win32::NodeName", w32_NodeName, file);
3269 newXS("Win32::DomainName", w32_DomainName, file);
3270 newXS("Win32::FsType", w32_FsType, file);
3271 newXS("Win32::GetOSVersion", w32_GetOSVersion, file);
3272 newXS("Win32::IsWinNT", w32_IsWinNT, file);
3273 newXS("Win32::IsWin95", w32_IsWin95, file);
3274 newXS("Win32::FormatMessage", w32_FormatMessage, file);
3275 newXS("Win32::Spawn", w32_Spawn, file);
3276 newXS("Win32::GetTickCount", w32_GetTickCount, file);
3277 newXS("Win32::GetShortPathName", w32_GetShortPathName, file);
3278 newXS("Win32::GetFullPathName", w32_GetFullPathName, file);
3279 newXS("Win32::GetLongPathName", w32_GetLongPathName, file);
3280 newXS("Win32::CopyFile", w32_CopyFile, file);
3281 newXS("Win32::Sleep", w32_Sleep, file);
3283 /* XXX Bloat Alert! The following Activeware preloads really
3284 * ought to be part of Win32::Sys::*, so they're not included
3287 /* LookupAccountName
3289 * InitiateSystemShutdown
3290 * AbortSystemShutdown
3291 * ExpandEnvrironmentStrings
3296 Perl_win32_init(int *argcp, char ***argvp)
3298 /* Disable floating point errors, Perl will trap the ones we
3299 * care about. VC++ RTL defaults to switching these off
3300 * already, but the Borland RTL doesn't. Since we don't
3301 * want to be at the vendor's whim on the default, we set
3302 * it explicitly here.
3304 #if !defined(_ALPHA_) && !defined(__GNUC__)
3305 _control87(MCW_EM, MCW_EM);
3310 #ifdef USE_BINMODE_SCRIPTS
3313 win32_strip_return(SV *sv)
3315 char *s = SvPVX(sv);
3316 char *e = s+SvCUR(sv);
3320 if (*s == '\r' && s[1] == '\n')
3330 SvCUR_set(sv,d-SvPVX(sv));