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)
44 extern CPerlObj* pPerl;
51 /* assert.h conflicts with #define of assert in perl.h */
58 #if defined(_MSC_VER) || defined(__MINGW32__)
59 #include <sys/utime.h>
65 /* Mingw32 defaults to globing command line
66 * So we turn it off like this:
73 #define EXECF_SPAWN_NOWAIT 3
75 #if defined(PERL_OBJECT)
76 #undef win32_get_privlib
77 #define win32_get_privlib g_win32_get_privlib
78 #undef win32_get_sitelib
79 #define win32_get_sitelib g_win32_get_sitelib
81 #define do_aspawn g_do_aspawn
83 #define do_spawn g_do_spawn
85 #define do_exec g_do_exec
87 #define getlogin g_getlogin
90 static DWORD os_id(void);
91 static void get_shell(void);
92 static long tokenize(char *str, char **dest, char ***destv);
93 int do_spawn2(pTHX_ char *cmd, int exectype);
94 static BOOL has_shell_metachars(char *ptr);
95 static long filetime_to_clock(PFILETIME ft);
96 static BOOL filetime_from_time(PFILETIME ft, time_t t);
97 static char * get_emd_part(char **leading, char *trailing, ...);
98 static void remove_dead_process(long deceased);
99 static long find_pid(int pid);
100 static char * qualified_path(const char *cmd);
102 HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE;
103 char w32_module_name[MAX_PATH+1];
104 static DWORD w32_platform = (DWORD)-1;
107 # ifdef USE_DECLSPEC_THREAD
108 __declspec(thread) char strerror_buffer[512];
109 __declspec(thread) char getlogin_buffer[128];
110 __declspec(thread) char w32_perllib_root[MAX_PATH+1];
111 # ifdef HAVE_DES_FCRYPT
112 __declspec(thread) char crypt_buffer[30];
115 # define strerror_buffer (thr->i.Wstrerror_buffer)
116 # define getlogin_buffer (thr->i.Wgetlogin_buffer)
117 # define w32_perllib_root (thr->i.Ww32_perllib_root)
118 # define crypt_buffer (thr->i.Wcrypt_buffer)
121 static char strerror_buffer[512];
122 static char getlogin_buffer[128];
123 static char w32_perllib_root[MAX_PATH+1];
124 # ifdef HAVE_DES_FCRYPT
125 static char crypt_buffer[30];
132 return (os_id() == VER_PLATFORM_WIN32_WINDOWS);
138 return (os_id() == VER_PLATFORM_WIN32_NT);
141 /* *ptr is expected to point to valid allocated space (can't be NULL) */
143 GetRegStrFromKey(HKEY hkey, const char *lpszValueName, char** ptr, DWORD* lpDataLen)
145 /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */
148 const char *subkey = "Software\\Perl";
152 retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle);
153 if (retval == ERROR_SUCCESS) {
154 retval = RegQueryValueEx(handle, lpszValueName, 0, &type, NULL, lpDataLen);
155 if (retval == ERROR_SUCCESS && type == REG_SZ) {
156 Renew(*ptr, *lpDataLen, char);
157 retval = RegQueryValueEx(handle, lpszValueName, 0, NULL,
158 (PBYTE)*ptr, lpDataLen);
159 if (retval == ERROR_SUCCESS)
167 /* *ptr is expected to point to valid allocated space (can't be NULL) */
169 GetRegStr(const char *lpszValueName, char** ptr, DWORD* lpDataLen)
171 char *str = GetRegStrFromKey(HKEY_CURRENT_USER, lpszValueName, ptr, lpDataLen);
173 str = GetRegStrFromKey(HKEY_LOCAL_MACHINE, lpszValueName, ptr, lpDataLen);
177 /* *prev_path is expected to point to valid allocated space (can't be NULL) */
179 get_emd_part(char **prev_path, char *trailing_path, ...)
183 char mod_name[MAX_PATH+1];
187 int oldsize, newsize;
189 va_start(ap, trailing_path);
190 strip = va_arg(ap, char *);
192 sprintf(base, "%5.3f",
193 (double)PERL_REVISION + ((double)PERL_VERSION / (double)1000));
195 if (!*w32_module_name) {
196 GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE)
197 ? GetModuleHandle(NULL)
198 : w32_perldll_handle),
199 w32_module_name, sizeof(w32_module_name));
201 /* try to get full path to binary (which may be mangled when perl is
202 * run from a 16-bit app) */
203 /*PerlIO_printf(PerlIO_stderr(), "Before %s\n", w32_module_name);*/
204 (void)win32_longpath(w32_module_name);
205 /*PerlIO_printf(PerlIO_stderr(), "After %s\n", w32_module_name);*/
207 /* normalize to forward slashes */
208 ptr = w32_module_name;
215 strcpy(mod_name, w32_module_name);
216 ptr = strrchr(mod_name, '/');
217 while (ptr && strip) {
218 /* look for directories to skip back */
221 ptr = strrchr(mod_name, '/');
222 if (!ptr || stricmp(ptr+1, strip) != 0) {
223 if(!(*strip == '5' && *(ptr+1) == '5'
224 && strncmp(strip, base, 5) == 0
225 && strncmp(ptr+1, base, 5) == 0))
231 strip = va_arg(ap, char *);
239 strcpy(++ptr, trailing_path);
241 /* only add directory if it exists */
242 if (GetFileAttributes(mod_name) != (DWORD) -1) {
243 /* directory exists */
244 newsize = strlen(mod_name) + 1;
245 oldsize = strlen(*prev_path) + 1;
246 newsize += oldsize; /* includes plus 1 for ';' */
247 Renew(*prev_path, newsize, char);
248 (*prev_path)[oldsize-1] = ';';
249 strcpy(&(*prev_path)[oldsize], mod_name);
257 win32_get_privlib(pTHX_ char *pl)
259 char *stdlib = "lib";
260 char buffer[MAX_PATH+1];
263 SV *sv = sv_2mortal(newSVpvn("",127));
265 /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */
266 sprintf(buffer, "%s-%s", stdlib, pl);
268 if (!GetRegStr(buffer, path, &datalen))
269 (void)GetRegStr(stdlib, path, &datalen);
271 /* $stdlib .= ";$EMD/../../lib" */
272 (void)get_emd_part(path, stdlib, ARCHNAME, "bin", Nullch);
273 SvCUR_set(sv, strlen(*path));
274 SvLEN_set(sv, SvCUR(sv)+1);
279 win32_get_sitelib(pTHX_ char *pl)
281 char *sitelib = "sitelib";
283 char pathstr[MAX_PATH+1];
285 char **path1, *str1 = Nullch;
286 char **path2, *str2 = Nullch;
288 SV *sv1 = sv_2mortal(newSVpvn("",127));
289 SV *sv2 = sv_2mortal(newSVpvn("",127));
291 /* $HKCU{"sitelib-$]"} || $HKLM{"sitelib-$]"} . ---; */
292 sprintf(regstr, "%s-%s", sitelib, pl);
294 (void)GetRegStr(regstr, path1, &datalen);
297 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/$]/lib"; */
298 sprintf(pathstr, "site/%s/lib", pl);
299 str1 = get_emd_part(path1, pathstr, ARCHNAME, "bin", pl, Nullch);
300 if (!str1 && strlen(pl) == 7) {
301 /* pl may have been SUBVERSION-specific; try again without
303 sprintf(pathstr, "site/%.5s/lib", pl);
304 str1 = get_emd_part(path1, pathstr, ARCHNAME, "bin", pl, Nullch);
307 /* $HKCU{'sitelib'} || $HKLM{'sitelib'} . ---; */
309 (void)GetRegStr(sitelib, path2, &datalen);
312 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/lib"; */
313 str2 = get_emd_part(path2, "site/lib", ARCHNAME, "bin", pl, Nullch);
315 SvCUR_set(sv1, strlen(*path1));
316 SvLEN_set(sv1, SvCUR(sv1)+1);
317 SvCUR_set(sv2, strlen(*path2));
318 SvLEN_set(sv2, SvCUR(sv2)+1);
325 sv_catpvn(sv1, ";", 1);
333 has_shell_metachars(char *ptr)
339 * Scan string looking for redirection (< or >) or pipe
340 * characters (|) that are not in a quoted string.
341 * Shell variable interpolation (%VAR%) can also happen inside strings.
373 #if !defined(PERL_OBJECT)
374 /* since the current process environment is being updated in util.c
375 * the library functions will get the correct environment
378 Perl_my_popen(pTHX_ char *cmd, char *mode)
381 #define fixcmd(x) { \
382 char *pspace = strchr((x),' '); \
385 while (p < pspace) { \
396 PERL_FLUSHALL_FOR_CHILD;
397 return win32_popen(cmd, mode);
401 Perl_my_pclose(pTHX_ PerlIO *fp)
403 return win32_pclose(fp);
410 static OSVERSIONINFO osver;
412 if (osver.dwPlatformId != w32_platform) {
413 memset(&osver, 0, sizeof(OSVERSIONINFO));
414 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
415 GetVersionEx(&osver);
416 w32_platform = osver.dwPlatformId;
418 return (w32_platform);
421 /* Tokenize a string. Words are null-separated, and the list
422 * ends with a doubled null. Any character (except null and
423 * including backslash) may be escaped by preceding it with a
424 * backslash (the backslash will be stripped).
425 * Returns number of words in result buffer.
428 tokenize(char *str, char **dest, char ***destv)
430 char *retstart = Nullch;
431 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;
476 if (!w32_perlshell_tokens) {
477 /* we don't use COMSPEC here for two reasons:
478 * 1. the same reason perl on UNIX doesn't use SHELL--rampant and
479 * uncontrolled unportability of the ensuing scripts.
480 * 2. PERL5SHELL could be set to a shell that may not be fit for
481 * interactive use (which is what most programs look in COMSPEC
484 char* defaultshell = (IsWinNT() ? "cmd.exe /x/c" : "command.com /c");
485 char *usershell = getenv("PERL5SHELL");
486 w32_perlshell_items = tokenize(usershell ? usershell : defaultshell,
487 &w32_perlshell_tokens,
493 do_aspawn(pTHX_ void *vreally, void **vmark, void **vsp)
495 SV *really = (SV*)vreally;
496 SV **mark = (SV**)vmark;
508 New(1306, argv, (sp - mark) + w32_perlshell_items + 2, char*);
510 if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) {
515 while (++mark <= sp) {
516 if (*mark && (str = SvPV_nolen(*mark)))
523 status = win32_spawnvp(flag,
524 (const char*)(really ? SvPV_nolen(really) : argv[0]),
525 (const char* const*)argv);
527 if (status < 0 && (errno == ENOEXEC || errno == ENOENT)) {
528 /* possible shell-builtin, invoke with shell */
530 sh_items = w32_perlshell_items;
532 argv[index+sh_items] = argv[index];
533 while (--sh_items >= 0)
534 argv[sh_items] = w32_perlshell_vec[sh_items];
536 status = win32_spawnvp(flag,
537 (const char*)(really ? SvPV_nolen(really) : argv[0]),
538 (const char* const*)argv);
541 if (flag != P_NOWAIT) {
544 Perl_warn(aTHX_ "Can't spawn \"%s\": %s", argv[0], strerror(errno));
549 PL_statusvalue = status;
556 do_spawn2(pTHX_ char *cmd, int exectype)
562 BOOL needToTry = TRUE;
565 /* Save an extra exec if possible. See if there are shell
566 * metacharacters in it */
567 if (!has_shell_metachars(cmd)) {
568 New(1301,argv, strlen(cmd) / 2 + 2, char*);
569 New(1302,cmd2, strlen(cmd) + 1, char);
572 for (s = cmd2; *s;) {
573 while (*s && isSPACE(*s))
577 while (*s && !isSPACE(*s))
586 status = win32_spawnvp(P_WAIT, argv[0],
587 (const char* const*)argv);
589 case EXECF_SPAWN_NOWAIT:
590 status = win32_spawnvp(P_NOWAIT, argv[0],
591 (const char* const*)argv);
594 status = win32_execvp(argv[0], (const char* const*)argv);
597 if (status != -1 || errno == 0)
607 New(1306, argv, w32_perlshell_items + 2, char*);
608 while (++i < w32_perlshell_items)
609 argv[i] = w32_perlshell_vec[i];
614 status = win32_spawnvp(P_WAIT, argv[0],
615 (const char* const*)argv);
617 case EXECF_SPAWN_NOWAIT:
618 status = win32_spawnvp(P_NOWAIT, argv[0],
619 (const char* const*)argv);
622 status = win32_execvp(argv[0], (const char* const*)argv);
628 if (exectype != EXECF_SPAWN_NOWAIT) {
631 Perl_warn(aTHX_ "Can't %s \"%s\": %s",
632 (exectype == EXECF_EXEC ? "exec" : "spawn"),
633 cmd, strerror(errno));
638 PL_statusvalue = status;
644 do_spawn(pTHX_ char *cmd)
646 return do_spawn2(aTHX_ cmd, EXECF_SPAWN);
650 do_spawn_nowait(pTHX_ char *cmd)
652 return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT);
656 Perl_do_exec(pTHX_ char *cmd)
658 do_spawn2(aTHX_ cmd, EXECF_EXEC);
662 /* The idea here is to read all the directory names into a string table
663 * (separated by nulls) and when one of the other dir functions is called
664 * return the pointer to the current file name.
667 win32_opendir(char *filename)
672 char scanname[MAX_PATH+3];
674 WIN32_FIND_DATAA aFindData;
675 WIN32_FIND_DATAW wFindData;
677 char buffer[MAX_PATH*2];
678 WCHAR wbuffer[MAX_PATH];
681 len = strlen(filename);
685 /* check to see if filename is a directory */
686 if (win32_stat(filename, &sbuf) < 0 || !S_ISDIR(sbuf.st_mode))
689 /* Get us a DIR structure */
690 Newz(1303, p, 1, DIR);
694 /* Create the search pattern */
695 strcpy(scanname, filename);
697 /* bare drive name means look in cwd for drive */
698 if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') {
699 scanname[len++] = '.';
700 scanname[len++] = '/';
702 else if (scanname[len-1] != '/' && scanname[len-1] != '\\') {
703 scanname[len++] = '/';
705 scanname[len++] = '*';
706 scanname[len] = '\0';
708 /* do the FindFirstFile call */
710 A2WHELPER(scanname, wbuffer, sizeof(wbuffer), GETINTERPMODE());
711 fh = FindFirstFileW(wbuffer, &wFindData);
714 fh = FindFirstFileA(scanname, &aFindData);
716 if (fh == INVALID_HANDLE_VALUE) {
717 /* FindFirstFile() fails on empty drives! */
718 if (GetLastError() == ERROR_FILE_NOT_FOUND)
724 /* now allocate the first part of the string table for
725 * the filenames that we find.
728 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer), GETINTERPMODE());
732 ptr = aFindData.cFileName;
735 New(1304, p->start, idx, char);
736 if (p->start == NULL)
737 Perl_croak_nocontext("opendir: malloc failed!\n");
738 strcpy(p->start, ptr);
741 /* loop finding all the files that match the wildcard
742 * (which should be all of them in this directory!).
743 * the variable idx should point one past the null terminator
744 * of the previous string found.
747 ? FindNextFileW(fh, &wFindData)
748 : FindNextFileA(fh, &aFindData)) {
750 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer), GETINTERPMODE());
752 /* ptr is set above to the correct area */
754 /* bump the string table size by enough for the
755 * new name and it's null terminator
757 Renew(p->start, idx+len+1, char);
758 if (p->start == NULL)
759 Perl_croak_nocontext("opendir: malloc failed!\n");
760 strcpy(&p->start[idx], ptr);
771 /* Readdir just returns the current string pointer and bumps the
772 * string pointer to the nDllExport entry.
775 win32_readdir(DIR *dirp)
778 static int dummy = 0;
781 /* first set up the structure to return */
782 len = strlen(dirp->curr);
783 strcpy(dirp->dirstr.d_name, dirp->curr);
784 dirp->dirstr.d_namlen = len;
787 dirp->dirstr.d_ino = dummy++;
789 /* Now set up for the nDllExport call to readdir */
790 dirp->curr += len + 1;
791 if (dirp->curr >= (dirp->start + dirp->size)) {
795 return &(dirp->dirstr);
801 /* Telldir returns the current string pointer position */
803 win32_telldir(DIR *dirp)
805 return (long) dirp->curr;
809 /* Seekdir moves the string pointer to a previously saved position
813 win32_seekdir(DIR *dirp, long loc)
815 dirp->curr = (char *)loc;
818 /* Rewinddir resets the string pointer to the start */
820 win32_rewinddir(DIR *dirp)
822 dirp->curr = dirp->start;
825 /* free the memory allocated by opendir */
827 win32_closedir(DIR *dirp)
829 Safefree(dirp->start);
842 * Just pretend that everyone is a superuser. NT will let us know if
843 * we don\'t really have permission to do something.
846 #define ROOT_UID ((uid_t)0)
847 #define ROOT_GID ((gid_t)0)
876 return (auid == ROOT_UID ? 0 : -1);
882 return (agid == ROOT_GID ? 0 : -1);
889 char *buf = getlogin_buffer;
890 DWORD size = sizeof(getlogin_buffer);
891 if (GetUserName(buf,&size))
897 chown(const char *path, uid_t owner, gid_t group)
907 for (child = 0 ; child < w32_num_children ; ++child) {
908 if (w32_child_pids[child] == pid)
915 remove_dead_process(long child)
918 CloseHandle(w32_child_handles[child]);
919 Copy(&w32_child_handles[child+1], &w32_child_handles[child],
920 (w32_num_children-child-1), HANDLE);
921 Copy(&w32_child_pids[child+1], &w32_child_pids[child],
922 (w32_num_children-child-1), DWORD);
928 win32_kill(int pid, int sig)
931 hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid);
932 if (hProcess && TerminateProcess(hProcess, sig))
933 CloseHandle(hProcess);
945 DllExport unsigned int
946 win32_sleep(unsigned int t)
953 win32_stat(const char *path, struct stat *buffer)
956 int l = strlen(path);
958 WCHAR wbuffer[MAX_PATH];
961 switch(path[l - 1]) {
962 /* FindFirstFile() and stat() are buggy with a trailing
963 * backslash, so change it to a forward slash :-( */
965 strncpy(t, path, l-1);
970 /* FindFirstFile() is buggy with "x:", so add a dot :-( */
972 if (l == 2 && isALPHA(path[0])) {
973 t[0] = path[0]; t[1] = ':'; t[2] = '.'; t[3] = '\0';
981 A2WHELPER(path, wbuffer, sizeof(wbuffer), GETINTERPMODE());
982 res = _wstat(wbuffer, (struct _stat *)buffer);
985 res = stat(path, buffer);
988 /* CRT is buggy on sharenames, so make sure it really isn't.
989 * XXX using GetFileAttributesEx() will enable us to set
990 * buffer->st_*time (but note that's not available on the
991 * Windows of 1995) */
994 r = GetFileAttributesW(wbuffer);
997 r = GetFileAttributesA(path);
999 if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) {
1000 /* buffer may still contain old garbage since stat() failed */
1001 Zero(buffer, 1, struct stat);
1002 buffer->st_mode = S_IFDIR | S_IREAD;
1004 if (!(r & FILE_ATTRIBUTE_READONLY))
1005 buffer->st_mode |= S_IWRITE | S_IEXEC;
1010 if (l == 3 && isALPHA(path[0]) && path[1] == ':'
1011 && (path[2] == '\\' || path[2] == '/'))
1013 /* The drive can be inaccessible, some _stat()s are buggy */
1015 ? !GetVolumeInformationW(wbuffer,NULL,0,NULL,NULL,NULL,NULL,0)
1016 : !GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) {
1022 if (S_ISDIR(buffer->st_mode))
1023 buffer->st_mode |= S_IWRITE | S_IEXEC;
1024 else if (S_ISREG(buffer->st_mode)) {
1025 if (l >= 4 && path[l-4] == '.') {
1026 const char *e = path + l - 3;
1027 if (strnicmp(e,"exe",3)
1028 && strnicmp(e,"bat",3)
1029 && strnicmp(e,"com",3)
1030 && (IsWin95() || strnicmp(e,"cmd",3)))
1031 buffer->st_mode &= ~S_IEXEC;
1033 buffer->st_mode |= S_IEXEC;
1036 buffer->st_mode &= ~S_IEXEC;
1043 /* Find the longname of a given path. path is destructively modified.
1044 * It should have space for at least MAX_PATH characters. */
1046 win32_longpath(char *path)
1048 WIN32_FIND_DATA fdata;
1050 char tmpbuf[MAX_PATH+1];
1051 char *tmpstart = tmpbuf;
1058 if (isALPHA(path[0]) && path[1] == ':' &&
1059 (path[2] == '/' || path[2] == '\\'))
1062 *tmpstart++ = path[0];
1066 else if ((path[0] == '/' || path[0] == '\\') &&
1067 (path[1] == '/' || path[1] == '\\'))
1070 *tmpstart++ = path[0];
1071 *tmpstart++ = path[1];
1072 /* copy machine name */
1073 while (*start && *start != '/' && *start != '\\')
1074 *tmpstart++ = *start++;
1076 *tmpstart++ = *start;
1078 /* copy share name */
1079 while (*start && *start != '/' && *start != '\\')
1080 *tmpstart++ = *start++;
1084 if (sep == '/' || sep == '\\')
1088 /* walk up to slash */
1089 while (*start && *start != '/' && *start != '\\')
1092 /* discard doubled slashes */
1093 while (*start && (start[1] == '/' || start[1] == '\\'))
1097 /* stop and find full name of component */
1099 fhand = FindFirstFile(path,&fdata);
1100 if (fhand != INVALID_HANDLE_VALUE) {
1101 strcpy(tmpstart, fdata.cFileName);
1102 tmpstart += strlen(fdata.cFileName);
1110 /* failed a step, just return without side effects */
1111 /*PerlIO_printf(PerlIO_stderr(), "Failed to find %s\n", path);*/
1116 strcpy(path,tmpbuf);
1120 #ifndef USE_WIN32_RTL_ENV
1123 win32_getenv(const char *name)
1125 static char *curitem = Nullch; /* XXX threadead */
1126 static WCHAR *wCuritem = (WCHAR*)Nullch; /* XXX threadead */
1127 static DWORD curlen = 0, wCurlen = 0;/* XXX threadead */
1128 WCHAR wBuffer[MAX_PATH];
1133 New(1306,wCuritem,wCurlen,WCHAR);
1138 New(1305,curitem,curlen,char);
1142 A2WHELPER(name, wBuffer, sizeof(wBuffer), GETINTERPMODE());
1143 needlen = GetEnvironmentVariableW(wBuffer,wCuritem,wCurlen);
1146 needlen = GetEnvironmentVariableA(name,curitem,curlen);
1149 while (needlen > wCurlen) {
1150 Renew(wCuritem,needlen,WCHAR);
1152 needlen = GetEnvironmentVariableW(wBuffer,wCuritem,wCurlen);
1154 if (needlen > curlen) {
1155 Renew(curitem,needlen,char);
1158 W2AHELPER(wCuritem, curitem, curlen, GETINTERPMODE());
1161 while (needlen > curlen) {
1162 Renew(curitem,needlen,char);
1164 needlen = GetEnvironmentVariableA(name,curitem,curlen);
1169 /* allow any environment variables that begin with 'PERL'
1170 to be stored in the registry */
1174 if (strncmp(name, "PERL", 4) == 0) {
1180 curitem = GetRegStr(name, &curitem, &curlen);
1183 if (curitem && *curitem == '\0')
1190 win32_putenv(const char *name)
1196 int length, relval = -1;
1199 length = strlen(name)+1;
1200 New(1309,wCuritem,length,WCHAR);
1201 A2WHELPER(name, wCuritem, length*2, GETINTERPMODE());
1202 wVal = wcschr(wCuritem, '=');
1205 if(SetEnvironmentVariableW(wCuritem, *wVal ? wVal : NULL))
1211 New(1309,curitem,strlen(name)+1,char);
1212 strcpy(curitem, name);
1213 val = strchr(curitem, '=');
1215 /* The sane way to deal with the environment.
1216 * Has these advantages over putenv() & co.:
1217 * * enables us to store a truly empty value in the
1218 * environment (like in UNIX).
1219 * * we don't have to deal with RTL globals, bugs and leaks.
1221 * Why you may want to enable USE_WIN32_RTL_ENV:
1222 * * environ[] and RTL functions will not reflect changes,
1223 * which might be an issue if extensions want to access
1224 * the env. via RTL. This cuts both ways, since RTL will
1225 * not see changes made by extensions that call the Win32
1226 * functions directly, either.
1230 if(SetEnvironmentVariableA(curitem, *val ? val : NULL))
1242 filetime_to_clock(PFILETIME ft)
1244 __int64 qw = ft->dwHighDateTime;
1246 qw |= ft->dwLowDateTime;
1247 qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */
1252 win32_times(struct tms *timebuf)
1257 if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy,
1259 timebuf->tms_utime = filetime_to_clock(&user);
1260 timebuf->tms_stime = filetime_to_clock(&kernel);
1261 timebuf->tms_cutime = 0;
1262 timebuf->tms_cstime = 0;
1265 /* That failed - e.g. Win95 fallback to clock() */
1266 clock_t t = clock();
1267 timebuf->tms_utime = t;
1268 timebuf->tms_stime = 0;
1269 timebuf->tms_cutime = 0;
1270 timebuf->tms_cstime = 0;
1275 /* fix utime() so it works on directories in NT
1276 * thanks to Jan Dubois <jan.dubois@ibm.net>
1279 filetime_from_time(PFILETIME pFileTime, time_t Time)
1281 struct tm *pTM = gmtime(&Time);
1282 SYSTEMTIME SystemTime;
1287 SystemTime.wYear = pTM->tm_year + 1900;
1288 SystemTime.wMonth = pTM->tm_mon + 1;
1289 SystemTime.wDay = pTM->tm_mday;
1290 SystemTime.wHour = pTM->tm_hour;
1291 SystemTime.wMinute = pTM->tm_min;
1292 SystemTime.wSecond = pTM->tm_sec;
1293 SystemTime.wMilliseconds = 0;
1295 return SystemTimeToFileTime(&SystemTime, pFileTime);
1299 win32_utime(const char *filename, struct utimbuf *times)
1305 struct utimbuf TimeBuffer;
1306 WCHAR wbuffer[MAX_PATH];
1310 A2WHELPER(filename, wbuffer, sizeof(wbuffer), GETINTERPMODE());
1311 rc = _wutime(wbuffer, (struct _utimbuf*)times);
1314 rc = utime(filename, times);
1316 /* EACCES: path specifies directory or readonly file */
1317 if (rc == 0 || errno != EACCES /* || !IsWinNT() */)
1320 if (times == NULL) {
1321 times = &TimeBuffer;
1322 time(×->actime);
1323 times->modtime = times->actime;
1326 /* This will (and should) still fail on readonly files */
1328 handle = CreateFileW(wbuffer, GENERIC_READ | GENERIC_WRITE,
1329 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1330 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1333 handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE,
1334 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1335 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1337 if (handle == INVALID_HANDLE_VALUE)
1340 if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) &&
1341 filetime_from_time(&ftAccess, times->actime) &&
1342 filetime_from_time(&ftWrite, times->modtime) &&
1343 SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite))
1348 CloseHandle(handle);
1353 win32_uname(struct utsname *name)
1355 struct hostent *hep;
1356 STRLEN nodemax = sizeof(name->nodename)-1;
1357 OSVERSIONINFO osver;
1359 memset(&osver, 0, sizeof(OSVERSIONINFO));
1360 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
1361 if (GetVersionEx(&osver)) {
1363 switch (osver.dwPlatformId) {
1364 case VER_PLATFORM_WIN32_WINDOWS:
1365 strcpy(name->sysname, "Windows");
1367 case VER_PLATFORM_WIN32_NT:
1368 strcpy(name->sysname, "Windows NT");
1370 case VER_PLATFORM_WIN32s:
1371 strcpy(name->sysname, "Win32s");
1374 strcpy(name->sysname, "Win32 Unknown");
1379 sprintf(name->release, "%d.%d",
1380 osver.dwMajorVersion, osver.dwMinorVersion);
1383 sprintf(name->version, "Build %d",
1384 osver.dwPlatformId == VER_PLATFORM_WIN32_NT
1385 ? osver.dwBuildNumber : (osver.dwBuildNumber & 0xffff));
1386 if (osver.szCSDVersion[0]) {
1387 char *buf = name->version + strlen(name->version);
1388 sprintf(buf, " (%s)", osver.szCSDVersion);
1392 *name->sysname = '\0';
1393 *name->version = '\0';
1394 *name->release = '\0';
1398 hep = win32_gethostbyname("localhost");
1400 STRLEN len = strlen(hep->h_name);
1401 if (len <= nodemax) {
1402 strcpy(name->nodename, hep->h_name);
1405 strncpy(name->nodename, hep->h_name, nodemax);
1406 name->nodename[nodemax] = '\0';
1411 if (!GetComputerName(name->nodename, &sz))
1412 *name->nodename = '\0';
1415 /* machine (architecture) */
1419 GetSystemInfo(&info);
1422 switch (info.DUMMYUNIONNAME.DUMMYSTRUCTNAME.wProcessorArchitecture) {
1425 switch (info.u.s.wProcessorArchitecture) {
1427 switch (info.wProcessorArchitecture) {
1430 case PROCESSOR_ARCHITECTURE_INTEL:
1431 arch = "x86"; break;
1432 case PROCESSOR_ARCHITECTURE_MIPS:
1433 arch = "mips"; break;
1434 case PROCESSOR_ARCHITECTURE_ALPHA:
1435 arch = "alpha"; break;
1436 case PROCESSOR_ARCHITECTURE_PPC:
1437 arch = "ppc"; break;
1439 arch = "unknown"; break;
1441 strcpy(name->machine, arch);
1447 win32_waitpid(int pid, int *status, int flags)
1451 return win32_wait(status);
1453 long child = find_pid(pid);
1455 HANDLE hProcess = w32_child_handles[child];
1456 DWORD waitcode = WaitForSingleObject(hProcess, INFINITE);
1457 if (waitcode != WAIT_FAILED) {
1458 if (GetExitCodeProcess(hProcess, &waitcode)) {
1459 *status = (int)((waitcode & 0xff) << 8);
1460 retval = (int)w32_child_pids[child];
1461 remove_dead_process(child);
1469 retval = cwait(status, pid, WAIT_CHILD);
1470 /* cwait() returns "correctly" on Borland */
1471 #ifndef __BORLANDC__
1477 return retval >= 0 ? pid : retval;
1481 win32_wait(int *status)
1483 /* XXX this wait emulation only knows about processes
1484 * spawned via win32_spawnvp(P_NOWAIT, ...).
1487 DWORD exitcode, waitcode;
1489 if (!w32_num_children) {
1494 /* if a child exists, wait for it to die */
1495 waitcode = WaitForMultipleObjects(w32_num_children,
1499 if (waitcode != WAIT_FAILED) {
1500 if (waitcode >= WAIT_ABANDONED_0
1501 && waitcode < WAIT_ABANDONED_0 + w32_num_children)
1502 i = waitcode - WAIT_ABANDONED_0;
1504 i = waitcode - WAIT_OBJECT_0;
1505 if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) {
1506 *status = (int)((exitcode & 0xff) << 8);
1507 retval = (int)w32_child_pids[i];
1508 remove_dead_process(i);
1514 errno = GetLastError();
1518 static UINT timerid = 0;
1520 static VOID CALLBACK TimerProc(HWND win, UINT msg, UINT id, DWORD time)
1522 KillTimer(NULL,timerid);
1527 DllExport unsigned int
1528 win32_alarm(unsigned int sec)
1531 * the 'obvious' implentation is SetTimer() with a callback
1532 * which does whatever receiving SIGALRM would do
1533 * we cannot use SIGALRM even via raise() as it is not
1534 * one of the supported codes in <signal.h>
1536 * Snag is unless something is looking at the message queue
1537 * nothing happens :-(
1541 timerid = SetTimer(NULL,timerid,sec*1000,(TIMERPROC)TimerProc);
1543 Perl_croak_nocontext("Cannot set timer");
1549 KillTimer(NULL,timerid);
1556 #if defined(HAVE_DES_FCRYPT) || defined(PERL_OBJECT)
1557 #ifdef HAVE_DES_FCRYPT
1558 extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf);
1562 win32_crypt(const char *txt, const char *salt)
1564 #ifdef HAVE_DES_FCRYPT
1566 return des_fcrypt(txt, salt, crypt_buffer);
1568 die("The crypt() function is unimplemented due to excessive paranoia.");
1574 #ifdef USE_FIXED_OSFHANDLE
1576 EXTERN_C int __cdecl _alloc_osfhnd(void);
1577 EXTERN_C int __cdecl _set_osfhnd(int fh, long value);
1578 EXTERN_C void __cdecl _lock_fhandle(int);
1579 EXTERN_C void __cdecl _unlock_fhandle(int);
1580 EXTERN_C void __cdecl _unlock(int);
1582 #if (_MSC_VER >= 1000)
1584 long osfhnd; /* underlying OS file HANDLE */
1585 char osfile; /* attributes of file (e.g., open in text mode?) */
1586 char pipech; /* one char buffer for handles opened on pipes */
1587 #if defined (_MT) && !defined (DLL_FOR_WIN32S)
1589 CRITICAL_SECTION lock;
1590 #endif /* defined (_MT) && !defined (DLL_FOR_WIN32S) */
1593 EXTERN_C ioinfo * __pioinfo[];
1595 #define IOINFO_L2E 5
1596 #define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
1597 #define _pioinfo(i) (__pioinfo[i >> IOINFO_L2E] + (i & (IOINFO_ARRAY_ELTS - 1)))
1598 #define _osfile(i) (_pioinfo(i)->osfile)
1600 #else /* (_MSC_VER >= 1000) */
1601 extern char _osfile[];
1602 #endif /* (_MSC_VER >= 1000) */
1604 #define FOPEN 0x01 /* file handle open */
1605 #define FAPPEND 0x20 /* file handle opened O_APPEND */
1606 #define FDEV 0x40 /* file handle refers to device */
1607 #define FTEXT 0x80 /* file handle is in text mode */
1609 #define _STREAM_LOCKS 26 /* Table of stream locks */
1610 #define _LAST_STREAM_LOCK (_STREAM_LOCKS+_NSTREAM_-1) /* Last stream lock */
1611 #define _FH_LOCKS (_LAST_STREAM_LOCK+1) /* Table of fh locks */
1614 *int my_open_osfhandle(long osfhandle, int flags) - open C Runtime file handle
1617 * This function allocates a free C Runtime file handle and associates
1618 * it with the Win32 HANDLE specified by the first parameter. This is a
1619 * temperary fix for WIN95's brain damage GetFileType() error on socket
1620 * we just bypass that call for socket
1623 * long osfhandle - Win32 HANDLE to associate with C Runtime file handle.
1624 * int flags - flags to associate with C Runtime file handle.
1627 * returns index of entry in fh, if successful
1628 * return -1, if no free entry is found
1632 *******************************************************************************/
1635 my_open_osfhandle(long osfhandle, int flags)
1638 char fileflags; /* _osfile flags */
1640 /* copy relevant flags from second parameter */
1643 if (flags & O_APPEND)
1644 fileflags |= FAPPEND;
1649 /* attempt to allocate a C Runtime file handle */
1650 if ((fh = _alloc_osfhnd()) == -1) {
1651 errno = EMFILE; /* too many open files */
1652 _doserrno = 0L; /* not an OS error */
1653 return -1; /* return error to caller */
1656 /* the file is open. now, set the info in _osfhnd array */
1657 _set_osfhnd(fh, osfhandle);
1659 fileflags |= FOPEN; /* mark as open */
1661 #if (_MSC_VER >= 1000)
1662 _osfile(fh) = fileflags; /* set osfile entry */
1663 _unlock_fhandle(fh);
1665 _osfile[fh] = fileflags; /* set osfile entry */
1666 _unlock(fh+_FH_LOCKS); /* unlock handle */
1669 return fh; /* return handle */
1672 #define _open_osfhandle my_open_osfhandle
1673 #endif /* USE_FIXED_OSFHANDLE */
1675 /* simulate flock by locking a range on the file */
1677 #define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError()))
1678 #define LK_LEN 0xffff0000
1681 win32_flock(int fd, int oper)
1688 Perl_croak_nocontext("flock() unimplemented on this platform");
1691 fh = (HANDLE)_get_osfhandle(fd);
1692 memset(&o, 0, sizeof(o));
1695 case LOCK_SH: /* shared lock */
1696 LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, 0, &o),i);
1698 case LOCK_EX: /* exclusive lock */
1699 LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o),i);
1701 case LOCK_SH|LOCK_NB: /* non-blocking shared lock */
1702 LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o),i);
1704 case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */
1705 LK_ERR(LockFileEx(fh,
1706 LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY,
1707 0, LK_LEN, 0, &o),i);
1709 case LOCK_UN: /* unlock lock */
1710 LK_ERR(UnlockFileEx(fh, 0, LK_LEN, 0, &o),i);
1712 default: /* unknown */
1723 * redirected io subsystem for all XS modules
1736 return (&(_environ));
1739 /* the rest are the remapped stdio routines */
1759 win32_ferror(FILE *fp)
1761 return (ferror(fp));
1766 win32_feof(FILE *fp)
1772 * Since the errors returned by the socket error function
1773 * WSAGetLastError() are not known by the library routine strerror
1774 * we have to roll our own.
1778 win32_strerror(int e)
1780 #ifndef __BORLANDC__ /* Borland intolerance */
1781 extern int sys_nerr;
1785 if (e < 0 || e > sys_nerr) {
1790 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0,
1791 strerror_buffer, sizeof(strerror_buffer), NULL) == 0)
1792 strcpy(strerror_buffer, "Unknown Error");
1794 return strerror_buffer;
1800 win32_str_os_error(pTHX_ void *sv, DWORD dwErr)
1804 dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER
1805 |FORMAT_MESSAGE_IGNORE_INSERTS
1806 |FORMAT_MESSAGE_FROM_SYSTEM, NULL,
1807 dwErr, 0, (char *)&sMsg, 1, NULL);
1809 while (0 < dwLen && isSPACE(sMsg[--dwLen]))
1811 if ('.' != sMsg[dwLen])
1816 sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/);
1818 dwLen = sprintf(sMsg,
1819 "Unknown error #0x%lX (lookup 0x%lX)",
1820 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)
1876 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH];
1877 if (stricmp(filename, "/dev/null")==0)
1881 A2WHELPER(mode, wMode, sizeof(wMode), GETINTERPMODE());
1882 A2WHELPER(filename, wBuffer, sizeof(wBuffer), GETINTERPMODE());
1883 return _wfopen(wBuffer, wMode);
1885 return fopen(filename, mode);
1888 #ifndef USE_SOCKETS_AS_HANDLES
1890 #define fdopen my_fdopen
1894 win32_fdopen(int handle, const char *mode)
1896 WCHAR wMode[MODE_SIZE];
1898 A2WHELPER(mode, wMode, sizeof(wMode), GETINTERPMODE());
1899 return _wfdopen(handle, wMode);
1901 return fdopen(handle, (char *) mode);
1905 win32_freopen(const char *path, const char *mode, FILE *stream)
1907 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH];
1908 if (stricmp(path, "/dev/null")==0)
1912 A2WHELPER(mode, wMode, sizeof(wMode), GETINTERPMODE());
1913 A2WHELPER(path, wBuffer, sizeof(wBuffer), GETINTERPMODE());
1914 return _wfreopen(wBuffer, wMode, stream);
1916 return freopen(path, mode, stream);
1920 win32_fclose(FILE *pf)
1922 return my_fclose(pf); /* defined in win32sck.c */
1926 win32_fputs(const char *s,FILE *pf)
1928 return fputs(s, pf);
1932 win32_fputc(int c,FILE *pf)
1938 win32_ungetc(int c,FILE *pf)
1940 return ungetc(c,pf);
1944 win32_getc(FILE *pf)
1950 win32_fileno(FILE *pf)
1956 win32_clearerr(FILE *pf)
1963 win32_fflush(FILE *pf)
1969 win32_ftell(FILE *pf)
1975 win32_fseek(FILE *pf,long offset,int origin)
1977 return fseek(pf, offset, origin);
1981 win32_fgetpos(FILE *pf,fpos_t *p)
1983 return fgetpos(pf, p);
1987 win32_fsetpos(FILE *pf,const fpos_t *p)
1989 return fsetpos(pf, p);
1993 win32_rewind(FILE *pf)
2013 win32_fstat(int fd,struct stat *sbufptr)
2015 return fstat(fd,sbufptr);
2019 win32_pipe(int *pfd, unsigned int size, int mode)
2021 return _pipe(pfd, size, mode);
2025 * a popen() clone that respects PERL5SHELL
2029 win32_popen(const char *command, const char *mode)
2031 #ifdef USE_RTL_POPEN
2032 return _popen(command, mode);
2040 /* establish which ends read and write */
2041 if (strchr(mode,'w')) {
2042 stdfd = 0; /* stdin */
2046 else if (strchr(mode,'r')) {
2047 stdfd = 1; /* stdout */
2054 /* set the correct mode */
2055 if (strchr(mode,'b'))
2057 else if (strchr(mode,'t'))
2060 ourmode = _fmode & (O_TEXT | O_BINARY);
2062 /* the child doesn't inherit handles */
2063 ourmode |= O_NOINHERIT;
2065 if (win32_pipe( p, 512, ourmode) == -1)
2068 /* save current stdfd */
2069 if ((oldfd = win32_dup(stdfd)) == -1)
2072 /* make stdfd go to child end of pipe (implicitly closes stdfd) */
2073 /* stdfd will be inherited by the child */
2074 if (win32_dup2(p[child], stdfd) == -1)
2077 /* close the child end in parent */
2078 win32_close(p[child]);
2080 /* start the child */
2083 if ((childpid = do_spawn_nowait(aTHX_ (char*)command)) == -1)
2086 /* revert stdfd to whatever it was before */
2087 if (win32_dup2(oldfd, stdfd) == -1)
2090 /* close saved handle */
2093 sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid);
2096 /* we have an fd, return a file stream */
2097 return (win32_fdopen(p[parent], (char *)mode));
2100 /* we don't need to check for errors here */
2104 win32_dup2(oldfd, stdfd);
2109 #endif /* USE_RTL_POPEN */
2117 win32_pclose(FILE *pf)
2119 #ifdef USE_RTL_POPEN
2123 int childpid, status;
2126 sv = *av_fetch(w32_fdpid, win32_fileno(pf), TRUE);
2128 childpid = SvIVX(sv);
2140 if (win32_waitpid(childpid, &status, 0) == -1)
2145 #endif /* USE_RTL_POPEN */
2149 win32_rename(const char *oname, const char *newname)
2151 WCHAR wOldName[MAX_PATH];
2152 WCHAR wNewName[MAX_PATH];
2154 /* XXX despite what the documentation says about MoveFileEx(),
2155 * it doesn't work under Windows95!
2159 A2WHELPER(oname, wOldName, sizeof(wOldName), GETINTERPMODE());
2160 A2WHELPER(newname, wNewName, sizeof(wNewName), GETINTERPMODE());
2161 bResult = MoveFileExW(wOldName,wNewName,
2162 MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING);
2165 bResult = MoveFileExA(oname,newname,
2166 MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING);
2169 DWORD err = GetLastError();
2171 case ERROR_BAD_NET_NAME:
2172 case ERROR_BAD_NETPATH:
2173 case ERROR_BAD_PATHNAME:
2174 case ERROR_FILE_NOT_FOUND:
2175 case ERROR_FILENAME_EXCED_RANGE:
2176 case ERROR_INVALID_DRIVE:
2177 case ERROR_NO_MORE_FILES:
2178 case ERROR_PATH_NOT_FOUND:
2191 char tmpname[MAX_PATH+1];
2192 char dname[MAX_PATH+1];
2193 char *endname = Nullch;
2195 DWORD from_attr, to_attr;
2197 /* if oname doesn't exist, do nothing */
2198 from_attr = GetFileAttributes(oname);
2199 if (from_attr == 0xFFFFFFFF) {
2204 /* if newname exists, rename it to a temporary name so that we
2205 * don't delete it in case oname happens to be the same file
2206 * (but perhaps accessed via a different path)
2208 to_attr = GetFileAttributes(newname);
2209 if (to_attr != 0xFFFFFFFF) {
2210 /* if newname is a directory, we fail
2211 * XXX could overcome this with yet more convoluted logic */
2212 if (to_attr & FILE_ATTRIBUTE_DIRECTORY) {
2216 tmplen = strlen(newname);
2217 strcpy(tmpname,newname);
2218 endname = tmpname+tmplen;
2219 for (; endname > tmpname ; --endname) {
2220 if (*endname == '/' || *endname == '\\') {
2225 if (endname > tmpname)
2226 endname = strcpy(dname,tmpname);
2230 /* get a temporary filename in same directory
2231 * XXX is this really the best we can do? */
2232 if (!GetTempFileName((LPCTSTR)endname, "plr", 0, tmpname)) {
2236 DeleteFile(tmpname);
2238 retval = rename(newname, tmpname);
2245 /* rename oname to newname */
2246 retval = rename(oname, newname);
2248 /* if we created a temporary file before ... */
2249 if (endname != Nullch) {
2250 /* ...and rename succeeded, delete temporary file/directory */
2252 DeleteFile(tmpname);
2253 /* else restore it to what it was */
2255 (void)rename(tmpname, newname);
2262 win32_setmode(int fd, int mode)
2264 return setmode(fd, mode);
2268 win32_lseek(int fd, long offset, int origin)
2270 return lseek(fd, offset, origin);
2280 win32_open(const char *path, int flag, ...)
2284 WCHAR wBuffer[MAX_PATH];
2287 pmode = va_arg(ap, int);
2290 if (stricmp(path, "/dev/null")==0)
2294 A2WHELPER(path, wBuffer, sizeof(wBuffer), GETINTERPMODE());
2295 return _wopen(wBuffer, flag, pmode);
2297 return open(path,flag,pmode);
2319 win32_dup2(int fd1,int fd2)
2321 return dup2(fd1,fd2);
2325 win32_read(int fd, void *buf, unsigned int cnt)
2327 return read(fd, buf, cnt);
2331 win32_write(int fd, const void *buf, unsigned int cnt)
2333 return write(fd, buf, cnt);
2337 win32_mkdir(const char *dir, int mode)
2339 return mkdir(dir); /* just ignore mode */
2343 win32_rmdir(const char *dir)
2349 win32_chdir(const char *dir)
2355 create_command_line(const char* command, const char * const *args)
2358 char *cmd, *ptr, *arg;
2359 STRLEN len = strlen(command) + 1;
2361 for (index = 0; (ptr = (char*)args[index]) != NULL; ++index)
2362 len += strlen(ptr) + 1;
2364 New(1310, cmd, len, char);
2366 strcpy(ptr, command);
2368 for (index = 0; (arg = (char*)args[index]) != NULL; ++index) {
2378 qualified_path(const char *cmd)
2381 char *fullcmd, *curfullcmd;
2387 fullcmd = (char*)cmd;
2389 if (*fullcmd == '/' || *fullcmd == '\\')
2396 pathstr = win32_getenv("PATH");
2397 New(0, fullcmd, MAX_PATH+1, char);
2398 curfullcmd = fullcmd;
2403 /* start by appending the name to the current prefix */
2404 strcpy(curfullcmd, cmd);
2405 curfullcmd += cmdlen;
2407 /* if it doesn't end with '.', or has no extension, try adding
2408 * a trailing .exe first */
2409 if (cmd[cmdlen-1] != '.'
2410 && (cmdlen < 4 || cmd[cmdlen-4] != '.'))
2412 strcpy(curfullcmd, ".exe");
2413 res = GetFileAttributes(fullcmd);
2414 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
2419 /* that failed, try the bare name */
2420 res = GetFileAttributes(fullcmd);
2421 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
2424 /* quit if no other path exists, or if cmd already has path */
2425 if (!pathstr || !*pathstr || has_slash)
2428 /* skip leading semis */
2429 while (*pathstr == ';')
2432 /* build a new prefix from scratch */
2433 curfullcmd = fullcmd;
2434 while (*pathstr && *pathstr != ';') {
2435 if (*pathstr == '"') { /* foo;"baz;etc";bar */
2436 pathstr++; /* skip initial '"' */
2437 while (*pathstr && *pathstr != '"') {
2438 if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5)
2439 *curfullcmd++ = *pathstr;
2443 pathstr++; /* skip trailing '"' */
2446 if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5)
2447 *curfullcmd++ = *pathstr;
2452 pathstr++; /* skip trailing semi */
2453 if (curfullcmd > fullcmd /* append a dir separator */
2454 && curfullcmd[-1] != '/' && curfullcmd[-1] != '\\')
2456 *curfullcmd++ = '\\';
2464 /* XXX this needs to be made more compatible with the spawnvp()
2465 * provided by the various RTLs. In particular, searching for
2466 * *.{com,bat,cmd} files (as done by the RTLs) is unimplemented.
2467 * This doesn't significantly affect perl itself, because we
2468 * always invoke things using PERL5SHELL if a direct attempt to
2469 * spawn the executable fails.
2471 * XXX splitting and rejoining the commandline between do_aspawn()
2472 * and win32_spawnvp() could also be avoided.
2476 win32_spawnvp(int mode, const char *cmdname, const char *const *argv)
2478 #ifdef USE_RTL_SPAWNVP
2479 return spawnvp(mode, cmdname, (char * const *)argv);
2482 STARTUPINFO StartupInfo;
2483 PROCESS_INFORMATION ProcessInformation;
2486 char *cmd = create_command_line(cmdname, strcmp(cmdname, argv[0]) == 0
2488 char *fullcmd = Nullch;
2491 case P_NOWAIT: /* asynch + remember result */
2492 if (w32_num_children >= MAXIMUM_WAIT_OBJECTS) {
2498 case P_WAIT: /* synchronous execution */
2500 default: /* invalid mode */
2505 memset(&StartupInfo,0,sizeof(StartupInfo));
2506 StartupInfo.cb = sizeof(StartupInfo);
2507 StartupInfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
2508 StartupInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
2509 StartupInfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
2510 if (StartupInfo.hStdInput != INVALID_HANDLE_VALUE &&
2511 StartupInfo.hStdOutput != INVALID_HANDLE_VALUE &&
2512 StartupInfo.hStdError != INVALID_HANDLE_VALUE)
2514 StartupInfo.dwFlags |= STARTF_USESTDHANDLES;
2517 create |= CREATE_NEW_CONSOLE;
2521 StartupInfo.dwFlags |= STARTF_USESHOWWINDOW;
2522 StartupInfo.wShowWindow = SW_HIDE;
2526 if (!CreateProcess(cmdname, /* search PATH to find executable */
2527 cmd, /* executable, and its arguments */
2528 NULL, /* process attributes */
2529 NULL, /* thread attributes */
2530 TRUE, /* inherit handles */
2531 create, /* creation flags */
2532 NULL, /* inherit environment */
2533 NULL, /* inherit cwd */
2535 &ProcessInformation))
2537 /* initial NULL argument to CreateProcess() does a PATH
2538 * search, but it always first looks in the directory
2539 * where the current process was started, which behavior
2540 * is undesirable for backward compatibility. So we
2541 * jump through our own hoops by picking out the path
2542 * we really want it to use. */
2544 fullcmd = qualified_path(cmdname);
2555 if (mode == P_NOWAIT) {
2556 /* asynchronous spawn -- store handle, return PID */
2557 w32_child_handles[w32_num_children] = ProcessInformation.hProcess;
2558 ret = w32_child_pids[w32_num_children] = ProcessInformation.dwProcessId;
2562 WaitForSingleObject(ProcessInformation.hProcess, INFINITE);
2563 GetExitCodeProcess(ProcessInformation.hProcess, &ret);
2564 CloseHandle(ProcessInformation.hProcess);
2567 CloseHandle(ProcessInformation.hThread);
2576 win32_execv(const char *cmdname, const char *const *argv)
2578 return execv(cmdname, (char *const *)argv);
2582 win32_execvp(const char *cmdname, const char *const *argv)
2584 return execvp(cmdname, (char *const *)argv);
2588 win32_perror(const char *str)
2594 win32_setbuf(FILE *pf, char *buf)
2600 win32_setvbuf(FILE *pf, char *buf, int type, size_t size)
2602 return setvbuf(pf, buf, type, size);
2606 win32_flushall(void)
2612 win32_fcloseall(void)
2618 win32_fgets(char *s, int n, FILE *pf)
2620 return fgets(s, n, pf);
2630 win32_fgetc(FILE *pf)
2636 win32_putc(int c, FILE *pf)
2642 win32_puts(const char *s)
2654 win32_putchar(int c)
2661 #ifndef USE_PERL_SBRK
2663 static char *committed = NULL;
2664 static char *base = NULL;
2665 static char *reserved = NULL;
2666 static char *brk = NULL;
2667 static DWORD pagesize = 0;
2668 static DWORD allocsize = 0;
2676 GetSystemInfo(&info);
2677 /* Pretend page size is larger so we don't perpetually
2678 * call the OS to commit just one page ...
2680 pagesize = info.dwPageSize << 3;
2681 allocsize = info.dwAllocationGranularity;
2683 /* This scheme fails eventually if request for contiguous
2684 * block is denied so reserve big blocks - this is only
2685 * address space not memory ...
2687 if (brk+need >= reserved)
2689 DWORD size = 64*1024*1024;
2691 if (committed && reserved && committed < reserved)
2693 /* Commit last of previous chunk cannot span allocations */
2694 addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE);
2696 committed = reserved;
2698 /* Reserve some (more) space
2699 * Note this is a little sneaky, 1st call passes NULL as reserved
2700 * so lets system choose where we start, subsequent calls pass
2701 * the old end address so ask for a contiguous block
2703 addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS);
2706 reserved = addr+size;
2721 if (brk > committed)
2723 DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize;
2724 char *addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE);
2739 win32_malloc(size_t size)
2741 return malloc(size);
2745 win32_calloc(size_t numitems, size_t size)
2747 return calloc(numitems,size);
2751 win32_realloc(void *block, size_t size)
2753 return realloc(block,size);
2757 win32_free(void *block)
2764 win32_open_osfhandle(long handle, int flags)
2766 return _open_osfhandle(handle, flags);
2770 win32_get_osfhandle(int fd)
2772 return _get_osfhandle(fd);
2783 SV *sv = sv_newmortal();
2784 /* Make one call with zero size - return value is required size */
2785 DWORD len = GetCurrentDirectory((DWORD)0,NULL);
2786 SvUPGRADE(sv,SVt_PV);
2788 SvCUR(sv) = GetCurrentDirectory((DWORD) SvLEN(sv), SvPVX(sv));
2791 * then it worked, set PV valid,
2792 * else leave it 'undef'
2808 Perl_croak(aTHX_ "usage: Win32::SetCurrentDirectory($cwd)");
2809 if (SetCurrentDirectory(SvPV_nolen(ST(0))))
2816 XS(w32_GetNextAvailDrive)
2820 char root[] = "_:\\";
2825 if (GetDriveType(root) == 1) {
2834 XS(w32_GetLastError)
2838 XSRETURN_IV(GetLastError());
2842 XS(w32_SetLastError)
2846 Perl_croak(aTHX_ "usage: Win32::SetLastError($error)");
2847 SetLastError(SvIV(ST(0)));
2855 char *name = getlogin_buffer;
2856 DWORD size = sizeof(getlogin_buffer);
2858 if (GetUserName(name,&size)) {
2859 /* size includes NULL */
2860 ST(0) = sv_2mortal(newSVpvn(name,size-1));
2870 char name[MAX_COMPUTERNAME_LENGTH+1];
2871 DWORD size = sizeof(name);
2873 if (GetComputerName(name,&size)) {
2874 /* size does NOT include NULL :-( */
2875 ST(0) = sv_2mortal(newSVpvn(name,size));
2886 #ifndef HAS_NETWKSTAGETINFO
2887 /* mingw32 (and Win95) don't have NetWksta*(), so do it the old way */
2889 DWORD size = sizeof(name);
2891 if (GetUserName(name,&size)) {
2893 DWORD sidlen = sizeof(sid);
2895 DWORD dnamelen = sizeof(dname);
2897 if (LookupAccountName(NULL, name, (PSID)&sid, &sidlen,
2898 dname, &dnamelen, &snu)) {
2899 XSRETURN_PV(dname); /* all that for this */
2903 /* this way is more reliable, in case user has a local account.
2904 * XXX need dynamic binding of netapi32.dll symbols or this will fail on
2905 * Win95. Probably makes more sense to move it into libwin32. */
2907 DWORD dnamelen = sizeof(dname);
2908 PWKSTA_INFO_100 pwi;
2910 if (NERR_Success == NetWkstaGetInfo(NULL, 100, (LPBYTE*)&pwi)) {
2911 if (pwi->wki100_langroup && *(pwi->wki100_langroup)) {
2912 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_langroup,
2913 -1, (LPSTR)dname, dnamelen, NULL, NULL);
2916 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_computername,
2917 -1, (LPSTR)dname, dnamelen, NULL, NULL);
2919 NetApiBufferFree(pwi);
2931 DWORD flags, filecomplen;
2932 if (GetVolumeInformation(NULL, NULL, 0, NULL, &filecomplen,
2933 &flags, fsname, sizeof(fsname))) {
2934 if (GIMME_V == G_ARRAY) {
2935 XPUSHs(sv_2mortal(newSVpvn(fsname,strlen(fsname))));
2936 XPUSHs(sv_2mortal(newSViv(flags)));
2937 XPUSHs(sv_2mortal(newSViv(filecomplen)));
2942 XSRETURN_PV(fsname);
2948 XS(w32_GetOSVersion)
2951 OSVERSIONINFO osver;
2953 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
2954 if (GetVersionEx(&osver)) {
2955 XPUSHs(newSVpvn(osver.szCSDVersion, strlen(osver.szCSDVersion)));
2956 XPUSHs(newSViv(osver.dwMajorVersion));
2957 XPUSHs(newSViv(osver.dwMinorVersion));
2958 XPUSHs(newSViv(osver.dwBuildNumber));
2959 XPUSHs(newSViv(osver.dwPlatformId));
2971 XSRETURN_IV(IsWinNT());
2979 XSRETURN_IV(IsWin95());
2983 XS(w32_FormatMessage)
2990 Perl_croak(aTHX_ "usage: Win32::FormatMessage($errno)");
2992 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM,
2993 &source, SvIV(ST(0)), 0,
2994 msgbuf, sizeof(msgbuf)-1, NULL))
2995 XSRETURN_PV(msgbuf);
3005 PROCESS_INFORMATION stProcInfo;
3006 STARTUPINFO stStartInfo;
3007 BOOL bSuccess = FALSE;
3010 Perl_croak(aTHX_ "usage: Win32::Spawn($cmdName, $args, $PID)");
3012 cmd = SvPV_nolen(ST(0));
3013 args = SvPV_nolen(ST(1));
3015 memset(&stStartInfo, 0, sizeof(stStartInfo)); /* Clear the block */
3016 stStartInfo.cb = sizeof(stStartInfo); /* Set the structure size */
3017 stStartInfo.dwFlags = STARTF_USESHOWWINDOW; /* Enable wShowWindow control */
3018 stStartInfo.wShowWindow = SW_SHOWMINNOACTIVE; /* Start min (normal) */
3021 cmd, /* Image path */
3022 args, /* Arguments for command line */
3023 NULL, /* Default process security */
3024 NULL, /* Default thread security */
3025 FALSE, /* Must be TRUE to use std handles */
3026 NORMAL_PRIORITY_CLASS, /* No special scheduling */
3027 NULL, /* Inherit our environment block */
3028 NULL, /* Inherit our currrent directory */
3029 &stStartInfo, /* -> Startup info */
3030 &stProcInfo)) /* <- Process info (if OK) */
3032 CloseHandle(stProcInfo.hThread);/* library source code does this. */
3033 sv_setiv(ST(2), stProcInfo.dwProcessId);
3036 XSRETURN_IV(bSuccess);
3040 XS(w32_GetTickCount)
3043 DWORD msec = GetTickCount();
3051 XS(w32_GetShortPathName)
3058 Perl_croak(aTHX_ "usage: Win32::GetShortPathName($longPathName)");
3060 shortpath = sv_mortalcopy(ST(0));
3061 SvUPGRADE(shortpath, SVt_PV);
3062 /* src == target is allowed */
3064 len = GetShortPathName(SvPVX(shortpath),
3067 } while (len >= SvLEN(shortpath) && sv_grow(shortpath,len+1));
3069 SvCUR_set(shortpath,len);
3077 XS(w32_GetFullPathName)
3086 Perl_croak(aTHX_ "usage: Win32::GetFullPathName($filename)");
3089 fullpath = sv_mortalcopy(filename);
3090 SvUPGRADE(fullpath, SVt_PV);
3092 len = GetFullPathName(SvPVX(filename),
3096 } while (len >= SvLEN(fullpath) && sv_grow(fullpath,len+1));
3098 if (GIMME_V == G_ARRAY) {
3100 XST_mPV(1,filepart);
3101 len = filepart - SvPVX(fullpath);
3104 SvCUR_set(fullpath,len);
3112 XS(w32_GetLongPathName)
3116 char tmpbuf[MAX_PATH+1];
3121 Perl_croak(aTHX_ "usage: Win32::GetLongPathName($pathname)");
3124 pathstr = SvPV(path,len);
3125 strcpy(tmpbuf, pathstr);
3126 pathstr = win32_longpath(tmpbuf);
3128 ST(0) = sv_2mortal(newSVpvn(pathstr, strlen(pathstr)));
3139 Perl_croak(aTHX_ "usage: Win32::Sleep($milliseconds)");
3149 Perl_croak(aTHX_ "usage: Win32::CopyFile($from, $to, $overwrite)");
3150 if (CopyFile(SvPV_nolen(ST(0)), SvPV_nolen(ST(1)), !SvTRUE(ST(2))))
3156 Perl_init_os_extras(pTHX)
3158 char *file = __FILE__;
3161 w32_perlshell_tokens = Nullch;
3162 w32_perlshell_items = -1;
3163 w32_fdpid = newAV(); /* XXX needs to be in Perl_win32_init()? */
3164 New(1313, w32_children, 1, child_tab);
3165 w32_num_children = 0;
3167 /* these names are Activeware compatible */
3168 newXS("Win32::GetCwd", w32_GetCwd, file);
3169 newXS("Win32::SetCwd", w32_SetCwd, file);
3170 newXS("Win32::GetNextAvailDrive", w32_GetNextAvailDrive, file);
3171 newXS("Win32::GetLastError", w32_GetLastError, file);
3172 newXS("Win32::SetLastError", w32_SetLastError, file);
3173 newXS("Win32::LoginName", w32_LoginName, file);
3174 newXS("Win32::NodeName", w32_NodeName, file);
3175 newXS("Win32::DomainName", w32_DomainName, file);
3176 newXS("Win32::FsType", w32_FsType, file);
3177 newXS("Win32::GetOSVersion", w32_GetOSVersion, file);
3178 newXS("Win32::IsWinNT", w32_IsWinNT, file);
3179 newXS("Win32::IsWin95", w32_IsWin95, file);
3180 newXS("Win32::FormatMessage", w32_FormatMessage, file);
3181 newXS("Win32::Spawn", w32_Spawn, file);
3182 newXS("Win32::GetTickCount", w32_GetTickCount, file);
3183 newXS("Win32::GetShortPathName", w32_GetShortPathName, file);
3184 newXS("Win32::GetFullPathName", w32_GetFullPathName, file);
3185 newXS("Win32::GetLongPathName", w32_GetLongPathName, file);
3186 newXS("Win32::CopyFile", w32_CopyFile, file);
3187 newXS("Win32::Sleep", w32_Sleep, file);
3189 /* XXX Bloat Alert! The following Activeware preloads really
3190 * ought to be part of Win32::Sys::*, so they're not included
3193 /* LookupAccountName
3195 * InitiateSystemShutdown
3196 * AbortSystemShutdown
3197 * ExpandEnvrironmentStrings
3202 Perl_win32_init(int *argcp, char ***argvp)
3204 /* Disable floating point errors, Perl will trap the ones we
3205 * care about. VC++ RTL defaults to switching these off
3206 * already, but the Borland RTL doesn't. Since we don't
3207 * want to be at the vendor's whim on the default, we set
3208 * it explicitly here.
3210 #if !defined(_ALPHA_) && !defined(__GNUC__)
3211 _control87(MCW_EM, MCW_EM);
3216 #ifdef USE_BINMODE_SCRIPTS
3219 win32_strip_return(SV *sv)
3221 char *s = SvPVX(sv);
3222 char *e = s+SvCUR(sv);
3226 if (*s == '\r' && s[1] == '\n')
3236 SvCUR_set(sv,d-SvPVX(sv));