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.
10 #define PERLIO_NOT_STDIO 0
11 #define WIN32_LEAN_AND_MEAN
12 #define WIN32IO_IS_STDIO
18 /* GCC-2.95.2/Mingw32-1.1 forgot the WINAPI on CommandLineToArgvW() */
19 #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1)
20 # include <shellapi.h>
22 LPWSTR* WINAPI CommandLineToArgvW(LPCWSTR lpCommandLine, int * pNumArgs);
28 /* #include "config.h" */
30 #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO)
39 #define PERL_NO_GET_CONTEXT
45 /* assert.h conflicts with #define of assert in perl.h */
52 #if defined(_MSC_VER) || defined(__MINGW32__)
53 #include <sys/utime.h>
58 /* Mingw32 defaults to globing command line
59 * So we turn it off like this:
64 #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1)
65 /* Mingw32-1.1 is missing some prototypes */
66 FILE * _wfopen(LPCWSTR wszFileName, LPCWSTR wszMode);
67 FILE * _wfdopen(int nFd, LPCWSTR wszMode);
68 FILE * _freopen(LPCWSTR wszFileName, LPCWSTR wszMode, FILE * pOldStream);
73 #if defined(__BORLANDC__)
75 # define _utimbuf utimbuf
80 #define EXECF_SPAWN_NOWAIT 3
82 #if defined(PERL_IMPLICIT_SYS)
83 # undef win32_get_privlib
84 # define win32_get_privlib g_win32_get_privlib
85 # undef win32_get_sitelib
86 # define win32_get_sitelib g_win32_get_sitelib
87 # undef win32_get_vendorlib
88 # define win32_get_vendorlib g_win32_get_vendorlib
90 # define getlogin g_getlogin
93 static void get_shell(void);
94 static long tokenize(const char *str, char **dest, char ***destv);
95 static int do_spawn2(pTHX_ 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);
103 static char * win32_get_xlib(const char *pl, const char *xlib,
104 const char *libname);
107 static void remove_dead_pseudo_process(long child);
108 static long find_pseudo_pid(int pid);
112 HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE;
113 char w32_module_name[MAX_PATH+1];
116 static DWORD w32_platform = (DWORD)-1;
118 #define ONE_K_BUFSIZE 1024
123 return (win32_os_id() == VER_PLATFORM_WIN32_WINDOWS);
129 return (win32_os_id() == VER_PLATFORM_WIN32_NT);
133 set_w32_module_name(void)
136 GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE)
137 ? GetModuleHandle(NULL)
138 : w32_perldll_handle),
139 w32_module_name, sizeof(w32_module_name));
141 /* try to get full path to binary (which may be mangled when perl is
142 * run from a 16-bit app) */
143 /*PerlIO_printf(Perl_debug_log, "Before %s\n", w32_module_name);*/
144 (void)win32_longpath(w32_module_name);
145 /*PerlIO_printf(Perl_debug_log, "After %s\n", w32_module_name);*/
147 /* normalize to forward slashes */
148 ptr = w32_module_name;
156 /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
158 get_regstr_from(HKEY hkey, const char *valuename, SV **svp)
160 /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */
163 const char *subkey = "Software\\Perl";
167 retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle);
168 if (retval == ERROR_SUCCESS) {
170 retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen);
171 if (retval == ERROR_SUCCESS
172 && (type == REG_SZ || type == REG_EXPAND_SZ))
176 *svp = sv_2mortal(newSVpvn("",0));
177 SvGROW(*svp, datalen);
178 retval = RegQueryValueEx(handle, valuename, 0, NULL,
179 (PBYTE)SvPVX(*svp), &datalen);
180 if (retval == ERROR_SUCCESS) {
182 SvCUR_set(*svp,datalen-1);
190 /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */
192 get_regstr(const char *valuename, SV **svp)
194 char *str = get_regstr_from(HKEY_CURRENT_USER, valuename, svp);
196 str = get_regstr_from(HKEY_LOCAL_MACHINE, valuename, svp);
200 /* *prev_pathp (if non-NULL) is expected to be POK (valid allocated SvPVX(sv)) */
202 get_emd_part(SV **prev_pathp, char *trailing_path, ...)
206 char mod_name[MAX_PATH+1];
212 va_start(ap, trailing_path);
213 strip = va_arg(ap, char *);
215 sprintf(base, "%d.%d", (int)PERL_REVISION, (int)PERL_VERSION);
216 baselen = strlen(base);
218 if (!*w32_module_name) {
219 set_w32_module_name();
221 strcpy(mod_name, w32_module_name);
222 ptr = strrchr(mod_name, '/');
223 while (ptr && strip) {
224 /* look for directories to skip back */
227 ptr = strrchr(mod_name, '/');
228 /* avoid stripping component if there is no slash,
229 * or it doesn't match ... */
230 if (!ptr || stricmp(ptr+1, strip) != 0) {
231 /* ... but not if component matches m|5\.$patchlevel.*| */
232 if (!ptr || !(*strip == '5' && *(ptr+1) == '5'
233 && strncmp(strip, base, baselen) == 0
234 && strncmp(ptr+1, base, baselen) == 0))
240 strip = va_arg(ap, char *);
248 strcpy(++ptr, trailing_path);
250 /* only add directory if it exists */
251 if (GetFileAttributes(mod_name) != (DWORD) -1) {
252 /* directory exists */
255 *prev_pathp = sv_2mortal(newSVpvn("",0));
256 sv_catpvn(*prev_pathp, ";", 1);
257 sv_catpv(*prev_pathp, mod_name);
258 return SvPVX(*prev_pathp);
265 win32_get_privlib(const char *pl)
268 char *stdlib = "lib";
269 char buffer[MAX_PATH+1];
272 /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */
273 sprintf(buffer, "%s-%s", stdlib, pl);
274 if (!get_regstr(buffer, &sv))
275 (void)get_regstr(stdlib, &sv);
277 /* $stdlib .= ";$EMD/../../lib" */
278 return get_emd_part(&sv, stdlib, ARCHNAME, "bin", Nullch);
282 win32_get_xlib(const char *pl, const char *xlib, const char *libname)
286 char pathstr[MAX_PATH+1];
290 /* $HKCU{"$xlib-$]"} || $HKLM{"$xlib-$]"} . ---; */
291 sprintf(regstr, "%s-%s", xlib, pl);
292 (void)get_regstr(regstr, &sv1);
295 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/$]/lib"; */
296 sprintf(pathstr, "%s/%s/lib", libname, pl);
297 (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch);
299 /* $HKCU{$xlib} || $HKLM{$xlib} . ---; */
300 (void)get_regstr(xlib, &sv2);
303 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/lib"; */
304 sprintf(pathstr, "%s/lib", libname);
305 (void)get_emd_part(&sv2, pathstr, ARCHNAME, "bin", pl, Nullch);
314 sv_catpvn(sv1, ";", 1);
321 win32_get_sitelib(const char *pl)
323 return win32_get_xlib(pl, "sitelib", "site");
326 #ifndef PERL_VENDORLIB_NAME
327 # define PERL_VENDORLIB_NAME "vendor"
331 win32_get_vendorlib(const char *pl)
333 return win32_get_xlib(pl, "vendorlib", PERL_VENDORLIB_NAME);
337 has_shell_metachars(char *ptr)
343 * Scan string looking for redirection (< or >) or pipe
344 * characters (|) that are not in a quoted string.
345 * Shell variable interpolation (%VAR%) can also happen inside strings.
377 #if !defined(PERL_IMPLICIT_SYS)
378 /* since the current process environment is being updated in util.c
379 * the library functions will get the correct environment
382 Perl_my_popen(pTHX_ char *cmd, char *mode)
385 #define fixcmd(x) { \
386 char *pspace = strchr((x),' '); \
389 while (p < pspace) { \
400 PERL_FLUSHALL_FOR_CHILD;
401 return win32_popen(cmd, mode);
405 Perl_my_pclose(pTHX_ PerlIO *fp)
407 return win32_pclose(fp);
411 DllExport unsigned long
414 static OSVERSIONINFO osver;
416 if (osver.dwPlatformId != w32_platform) {
417 memset(&osver, 0, sizeof(OSVERSIONINFO));
418 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
419 GetVersionEx(&osver);
420 w32_platform = osver.dwPlatformId;
422 return (unsigned long)w32_platform;
432 return -((int)w32_pseudo_id);
435 /* Windows 9x appears to always reports a pid for threads and processes
436 * that has the high bit set. So we treat the lower 31 bits as the
437 * "real" PID for Perl's purposes. */
438 if (IsWin95() && pid < 0)
443 /* Tokenize a string. Words are null-separated, and the list
444 * ends with a doubled null. Any character (except null and
445 * including backslash) may be escaped by preceding it with a
446 * backslash (the backslash will be stripped).
447 * Returns number of words in result buffer.
450 tokenize(const char *str, char **dest, char ***destv)
452 char *retstart = Nullch;
453 char **retvstart = 0;
457 int slen = strlen(str);
459 register char **retv;
460 New(1307, ret, slen+2, char);
461 New(1308, retv, (slen+3)/2, char*);
469 if (*ret == '\\' && *str)
471 else if (*ret == ' ') {
487 retvstart[items] = Nullch;
500 if (!w32_perlshell_tokens) {
501 /* we don't use COMSPEC here for two reasons:
502 * 1. the same reason perl on UNIX doesn't use SHELL--rampant and
503 * uncontrolled unportability of the ensuing scripts.
504 * 2. PERL5SHELL could be set to a shell that may not be fit for
505 * interactive use (which is what most programs look in COMSPEC
508 const char* defaultshell = (IsWinNT()
509 ? "cmd.exe /x/c" : "command.com /c");
510 const char *usershell = PerlEnv_getenv("PERL5SHELL");
511 w32_perlshell_items = tokenize(usershell ? usershell : defaultshell,
512 &w32_perlshell_tokens,
518 Perl_do_aspawn(pTHX_ SV *really, SV **mark, SV **sp)
530 New(1306, argv, (sp - mark) + w32_perlshell_items + 2, char*);
532 if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) {
537 while (++mark <= sp) {
538 if (*mark && (str = SvPV_nolen(*mark)))
545 status = win32_spawnvp(flag,
546 (const char*)(really ? SvPV_nolen(really) : argv[0]),
547 (const char* const*)argv);
549 if (status < 0 && (errno == ENOEXEC || errno == ENOENT)) {
550 /* possible shell-builtin, invoke with shell */
552 sh_items = w32_perlshell_items;
554 argv[index+sh_items] = argv[index];
555 while (--sh_items >= 0)
556 argv[sh_items] = w32_perlshell_vec[sh_items];
558 status = win32_spawnvp(flag,
559 (const char*)(really ? SvPV_nolen(really) : argv[0]),
560 (const char* const*)argv);
563 if (flag == P_NOWAIT) {
565 PL_statusvalue = -1; /* >16bits hint for pp_system() */
569 if (ckWARN(WARN_EXEC))
570 Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't spawn \"%s\": %s", argv[0], strerror(errno));
575 PL_statusvalue = status;
581 /* returns pointer to the next unquoted space or the end of the string */
583 find_next_space(const char *s)
585 bool in_quotes = FALSE;
587 /* ignore doubled backslashes, or backslash+quote */
588 if (*s == '\\' && (s[1] == '\\' || s[1] == '"')) {
591 /* keep track of when we're within quotes */
592 else if (*s == '"') {
594 in_quotes = !in_quotes;
596 /* break it up only at spaces that aren't in quotes */
597 else if (!in_quotes && isSPACE(*s))
606 do_spawn2(pTHX_ char *cmd, int exectype)
612 BOOL needToTry = TRUE;
615 /* Save an extra exec if possible. See if there are shell
616 * metacharacters in it */
617 if (!has_shell_metachars(cmd)) {
618 New(1301,argv, strlen(cmd) / 2 + 2, char*);
619 New(1302,cmd2, strlen(cmd) + 1, char);
622 for (s = cmd2; *s;) {
623 while (*s && isSPACE(*s))
627 s = find_next_space(s);
635 status = win32_spawnvp(P_WAIT, argv[0],
636 (const char* const*)argv);
638 case EXECF_SPAWN_NOWAIT:
639 status = win32_spawnvp(P_NOWAIT, argv[0],
640 (const char* const*)argv);
643 status = win32_execvp(argv[0], (const char* const*)argv);
646 if (status != -1 || errno == 0)
656 New(1306, argv, w32_perlshell_items + 2, char*);
657 while (++i < w32_perlshell_items)
658 argv[i] = w32_perlshell_vec[i];
663 status = win32_spawnvp(P_WAIT, argv[0],
664 (const char* const*)argv);
666 case EXECF_SPAWN_NOWAIT:
667 status = win32_spawnvp(P_NOWAIT, argv[0],
668 (const char* const*)argv);
671 status = win32_execvp(argv[0], (const char* const*)argv);
677 if (exectype == EXECF_SPAWN_NOWAIT) {
679 PL_statusvalue = -1; /* >16bits hint for pp_system() */
683 if (ckWARN(WARN_EXEC))
684 Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't %s \"%s\": %s",
685 (exectype == EXECF_EXEC ? "exec" : "spawn"),
686 cmd, strerror(errno));
691 PL_statusvalue = status;
697 Perl_do_spawn(pTHX_ char *cmd)
699 return do_spawn2(aTHX_ cmd, EXECF_SPAWN);
703 Perl_do_spawn_nowait(pTHX_ char *cmd)
705 return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT);
709 Perl_do_exec(pTHX_ char *cmd)
711 do_spawn2(aTHX_ cmd, EXECF_EXEC);
715 /* The idea here is to read all the directory names into a string table
716 * (separated by nulls) and when one of the other dir functions is called
717 * return the pointer to the current file name.
720 win32_opendir(char *filename)
726 char scanname[MAX_PATH+3];
728 WIN32_FIND_DATAA aFindData;
729 WIN32_FIND_DATAW wFindData;
731 char buffer[MAX_PATH*2];
732 WCHAR wbuffer[MAX_PATH+1];
735 len = strlen(filename);
739 /* check to see if filename is a directory */
740 if (win32_stat(filename, &sbuf) < 0 || !S_ISDIR(sbuf.st_mode))
743 /* Get us a DIR structure */
744 Newz(1303, dirp, 1, DIR);
746 /* Create the search pattern */
747 strcpy(scanname, filename);
749 /* bare drive name means look in cwd for drive */
750 if (len == 2 && isALPHA(scanname[0]) && scanname[1] == ':') {
751 scanname[len++] = '.';
752 scanname[len++] = '/';
754 else if (scanname[len-1] != '/' && scanname[len-1] != '\\') {
755 scanname[len++] = '/';
757 scanname[len++] = '*';
758 scanname[len] = '\0';
760 /* do the FindFirstFile call */
762 A2WHELPER(scanname, wbuffer, sizeof(wbuffer));
763 fh = FindFirstFileW(PerlDir_mapW(wbuffer), &wFindData);
766 fh = FindFirstFileA(PerlDir_mapA(scanname), &aFindData);
769 if (fh == INVALID_HANDLE_VALUE) {
770 DWORD err = GetLastError();
771 /* FindFirstFile() fails on empty drives! */
773 case ERROR_FILE_NOT_FOUND:
775 case ERROR_NO_MORE_FILES:
776 case ERROR_PATH_NOT_FOUND:
779 case ERROR_NOT_ENOUGH_MEMORY:
790 /* now allocate the first part of the string table for
791 * the filenames that we find.
794 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
798 ptr = aFindData.cFileName;
805 New(1304, dirp->start, dirp->size, char);
806 strcpy(dirp->start, ptr);
808 dirp->end = dirp->curr = dirp->start;
814 /* Readdir just returns the current string pointer and bumps the
815 * string pointer to the nDllExport entry.
817 DllExport struct direct *
818 win32_readdir(DIR *dirp)
823 /* first set up the structure to return */
824 len = strlen(dirp->curr);
825 strcpy(dirp->dirstr.d_name, dirp->curr);
826 dirp->dirstr.d_namlen = len;
829 dirp->dirstr.d_ino = dirp->curr - dirp->start;
831 /* Now set up for the next call to readdir */
832 dirp->curr += len + 1;
833 if (dirp->curr >= dirp->end) {
837 WIN32_FIND_DATAW wFindData;
838 WIN32_FIND_DATAA aFindData;
839 char buffer[MAX_PATH*2];
841 /* finding the next file that matches the wildcard
842 * (which should be all of them in this directory!).
845 res = FindNextFileW(dirp->handle, &wFindData);
847 W2AHELPER(wFindData.cFileName, buffer, sizeof(buffer));
852 res = FindNextFileA(dirp->handle, &aFindData);
854 ptr = aFindData.cFileName;
857 long endpos = dirp->end - dirp->start;
858 long newsize = endpos + strlen(ptr) + 1;
859 /* bump the string table size by enough for the
860 * new name and its null terminator */
861 while (newsize > dirp->size) {
862 long curpos = dirp->curr - dirp->start;
864 Renew(dirp->start, dirp->size, char);
865 dirp->curr = dirp->start + curpos;
867 strcpy(dirp->start + endpos, ptr);
868 dirp->end = dirp->start + newsize;
874 return &(dirp->dirstr);
880 /* Telldir returns the current string pointer position */
882 win32_telldir(DIR *dirp)
884 return (dirp->curr - dirp->start);
888 /* Seekdir moves the string pointer to a previously saved position
889 * (returned by telldir).
892 win32_seekdir(DIR *dirp, long loc)
894 dirp->curr = dirp->start + loc;
897 /* Rewinddir resets the string pointer to the start */
899 win32_rewinddir(DIR *dirp)
901 dirp->curr = dirp->start;
904 /* free the memory allocated by opendir */
906 win32_closedir(DIR *dirp)
909 if (dirp->handle != INVALID_HANDLE_VALUE)
910 FindClose(dirp->handle);
911 Safefree(dirp->start);
924 * Just pretend that everyone is a superuser. NT will let us know if
925 * we don\'t really have permission to do something.
928 #define ROOT_UID ((uid_t)0)
929 #define ROOT_GID ((gid_t)0)
958 return (auid == ROOT_UID ? 0 : -1);
964 return (agid == ROOT_GID ? 0 : -1);
971 char *buf = w32_getlogin_buffer;
972 DWORD size = sizeof(w32_getlogin_buffer);
973 if (GetUserName(buf,&size))
979 chown(const char *path, uid_t owner, gid_t group)
986 * XXX this needs strengthening (for PerlIO)
989 int mkstemp(const char *path)
992 char buf[MAX_PATH+1];
996 if (i++ > 10) { /* give up */
1000 if (!GetTempFileNameA((LPCSTR)path, "plr", 1, buf)) {
1004 fd = PerlLIO_open3(buf, O_CREAT|O_RDWR|O_EXCL, 0600);
1014 long child = w32_num_children;
1015 while (--child >= 0) {
1016 if ((int)w32_child_pids[child] == pid)
1023 remove_dead_process(long child)
1027 CloseHandle(w32_child_handles[child]);
1028 Move(&w32_child_handles[child+1], &w32_child_handles[child],
1029 (w32_num_children-child-1), HANDLE);
1030 Move(&w32_child_pids[child+1], &w32_child_pids[child],
1031 (w32_num_children-child-1), DWORD);
1038 find_pseudo_pid(int pid)
1041 long child = w32_num_pseudo_children;
1042 while (--child >= 0) {
1043 if ((int)w32_pseudo_child_pids[child] == pid)
1050 remove_dead_pseudo_process(long child)
1054 CloseHandle(w32_pseudo_child_handles[child]);
1055 Move(&w32_pseudo_child_handles[child+1], &w32_pseudo_child_handles[child],
1056 (w32_num_pseudo_children-child-1), HANDLE);
1057 Move(&w32_pseudo_child_pids[child+1], &w32_pseudo_child_pids[child],
1058 (w32_num_pseudo_children-child-1), DWORD);
1059 w32_num_pseudo_children--;
1065 win32_kill(int pid, int sig)
1072 /* it is a pseudo-forked child */
1073 child = find_pseudo_pid(-pid);
1075 hProcess = w32_pseudo_child_handles[child];
1078 /* "Does process exist?" use of kill */
1081 /* kill -9 style un-graceful exit */
1082 if (TerminateThread(hProcess, sig)) {
1083 remove_dead_pseudo_process(child);
1088 /* We fake signals to pseudo-processes using Win32
1089 * message queue. In Win9X the pids are negative already. */
1090 if (PostThreadMessage(IsWin95() ? pid : -pid,WM_USER,sig,0)) {
1091 /* It might be us ... */
1098 else if (IsWin95()) {
1106 child = find_pid(pid);
1108 hProcess = w32_child_handles[child];
1111 /* "Does process exist?" use of kill */
1114 if (GenerateConsoleCtrlEvent(CTRL_C_EVENT,pid))
1117 default: /* For now be backwards compatible with perl5.6 */
1119 if (TerminateProcess(hProcess, sig)) {
1120 remove_dead_process(child);
1128 hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE,
1129 (IsWin95() ? -pid : pid));
1133 /* "Does process exist?" use of kill */
1136 if (GenerateConsoleCtrlEvent(CTRL_C_EVENT,pid))
1139 default: /* For now be backwards compatible with perl5.6 */
1141 if (TerminateProcess(hProcess, sig)) {
1142 CloseHandle(hProcess);
1154 win32_stat(const char *path, Stat_t *sbuf)
1157 char buffer[MAX_PATH+1];
1158 int l = strlen(path);
1160 WCHAR wbuffer[MAX_PATH+1];
1166 switch(path[l - 1]) {
1167 /* FindFirstFile() and stat() are buggy with a trailing
1168 * backslash, so change it to a forward slash :-( */
1170 strncpy(buffer, path, l-1);
1171 buffer[l - 1] = '/';
1175 /* FindFirstFile() is buggy with "x:", so add a dot :-( */
1177 if (l == 2 && isALPHA(path[0])) {
1178 buffer[0] = path[0];
1189 /* We *must* open & close the file once; otherwise file attribute changes */
1190 /* might not yet have propagated to "other" hard links of the same file. */
1191 /* This also gives us an opportunity to determine the number of links. */
1193 A2WHELPER(path, wbuffer, sizeof(wbuffer));
1194 pwbuffer = PerlDir_mapW(wbuffer);
1195 handle = CreateFileW(pwbuffer, 0, 0, NULL, OPEN_EXISTING, 0, NULL);
1198 path = PerlDir_mapA(path);
1200 handle = CreateFileA(path, 0, 0, NULL, OPEN_EXISTING, 0, NULL);
1202 if (handle != INVALID_HANDLE_VALUE) {
1203 BY_HANDLE_FILE_INFORMATION bhi;
1204 if (GetFileInformationByHandle(handle, &bhi))
1205 nlink = bhi.nNumberOfLinks;
1206 CloseHandle(handle);
1209 /* pwbuffer or path will be mapped correctly above */
1211 #if defined(WIN64) || defined(USE_LARGE_FILES)
1212 res = _wstati64(pwbuffer, sbuf);
1214 res = _wstat(pwbuffer, (struct _stat*)sbuf);
1218 #if defined(WIN64) || defined(USE_LARGE_FILES)
1219 res = _stati64(path, sbuf);
1221 res = stat(path, sbuf);
1224 sbuf->st_nlink = nlink;
1227 /* CRT is buggy on sharenames, so make sure it really isn't.
1228 * XXX using GetFileAttributesEx() will enable us to set
1229 * sbuf->st_*time (but note that's not available on the
1230 * Windows of 1995) */
1233 r = GetFileAttributesW(pwbuffer);
1236 r = GetFileAttributesA(path);
1238 if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) {
1239 /* sbuf may still contain old garbage since stat() failed */
1240 Zero(sbuf, 1, Stat_t);
1241 sbuf->st_mode = S_IFDIR | S_IREAD;
1243 if (!(r & FILE_ATTRIBUTE_READONLY))
1244 sbuf->st_mode |= S_IWRITE | S_IEXEC;
1249 if (l == 3 && isALPHA(path[0]) && path[1] == ':'
1250 && (path[2] == '\\' || path[2] == '/'))
1252 /* The drive can be inaccessible, some _stat()s are buggy */
1254 ? !GetVolumeInformationW(pwbuffer,NULL,0,NULL,NULL,NULL,NULL,0)
1255 : !GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) {
1261 if (S_ISDIR(sbuf->st_mode))
1262 sbuf->st_mode |= S_IWRITE | S_IEXEC;
1263 else if (S_ISREG(sbuf->st_mode)) {
1265 if (l >= 4 && path[l-4] == '.') {
1266 const char *e = path + l - 3;
1267 if (strnicmp(e,"exe",3)
1268 && strnicmp(e,"bat",3)
1269 && strnicmp(e,"com",3)
1270 && (IsWin95() || strnicmp(e,"cmd",3)))
1271 sbuf->st_mode &= ~S_IEXEC;
1273 sbuf->st_mode |= S_IEXEC;
1276 sbuf->st_mode &= ~S_IEXEC;
1277 /* Propagate permissions to _group_ and _others_ */
1278 perms = sbuf->st_mode & (S_IREAD|S_IWRITE|S_IEXEC);
1279 sbuf->st_mode |= (perms>>3) | (perms>>6);
1286 #define isSLASH(c) ((c) == '/' || (c) == '\\')
1287 #define SKIP_SLASHES(s) \
1289 while (*(s) && isSLASH(*(s))) \
1292 #define COPY_NONSLASHES(d,s) \
1294 while (*(s) && !isSLASH(*(s))) \
1298 /* Find the longname of a given path. path is destructively modified.
1299 * It should have space for at least MAX_PATH characters. */
1301 win32_longpath(char *path)
1303 WIN32_FIND_DATA fdata;
1305 char tmpbuf[MAX_PATH+1];
1306 char *tmpstart = tmpbuf;
1313 if (isALPHA(path[0]) && path[1] == ':') {
1315 *tmpstart++ = path[0];
1319 else if (isSLASH(path[0]) && isSLASH(path[1])) {
1321 *tmpstart++ = path[0];
1322 *tmpstart++ = path[1];
1323 SKIP_SLASHES(start);
1324 COPY_NONSLASHES(tmpstart,start); /* copy machine name */
1326 *tmpstart++ = *start++;
1327 SKIP_SLASHES(start);
1328 COPY_NONSLASHES(tmpstart,start); /* copy share name */
1333 /* copy initial slash, if any */
1334 if (isSLASH(*start)) {
1335 *tmpstart++ = *start++;
1337 SKIP_SLASHES(start);
1340 /* FindFirstFile() expands "." and "..", so we need to pass
1341 * those through unmolested */
1343 && (!start[1] || isSLASH(start[1])
1344 || (start[1] == '.' && (!start[2] || isSLASH(start[2])))))
1346 COPY_NONSLASHES(tmpstart,start); /* copy "." or ".." */
1351 /* if this is the end, bust outta here */
1355 /* now we're at a non-slash; walk up to next slash */
1356 while (*start && !isSLASH(*start))
1359 /* stop and find full name of component */
1362 fhand = FindFirstFile(path,&fdata);
1364 if (fhand != INVALID_HANDLE_VALUE) {
1365 STRLEN len = strlen(fdata.cFileName);
1366 if ((STRLEN)(tmpbuf + sizeof(tmpbuf) - tmpstart) > len) {
1367 strcpy(tmpstart, fdata.cFileName);
1378 /* failed a step, just return without side effects */
1379 /*PerlIO_printf(Perl_debug_log, "Failed to find %s\n", path);*/
1384 strcpy(path,tmpbuf);
1389 win32_getenv(const char *name)
1392 WCHAR wBuffer[MAX_PATH+1];
1394 SV *curitem = Nullsv;
1397 A2WHELPER(name, wBuffer, sizeof(wBuffer));
1398 needlen = GetEnvironmentVariableW(wBuffer, NULL, 0);
1401 needlen = GetEnvironmentVariableA(name,NULL,0);
1403 curitem = sv_2mortal(newSVpvn("", 0));
1407 SvGROW(curitem, (needlen+1)*sizeof(WCHAR));
1408 needlen = GetEnvironmentVariableW(wBuffer,
1409 (WCHAR*)SvPVX(curitem),
1411 } while (needlen >= SvLEN(curitem)/sizeof(WCHAR));
1412 SvCUR_set(curitem, (needlen*sizeof(WCHAR))+1);
1413 acuritem = sv_2mortal(newSVsv(curitem));
1414 W2AHELPER((WCHAR*)SvPVX(acuritem), SvPVX(curitem), SvCUR(curitem));
1418 SvGROW(curitem, needlen+1);
1419 needlen = GetEnvironmentVariableA(name,SvPVX(curitem),
1421 } while (needlen >= SvLEN(curitem));
1422 SvCUR_set(curitem, needlen);
1426 /* allow any environment variables that begin with 'PERL'
1427 to be stored in the registry */
1428 if (strncmp(name, "PERL", 4) == 0)
1429 (void)get_regstr(name, &curitem);
1431 if (curitem && SvCUR(curitem))
1432 return SvPVX(curitem);
1438 win32_putenv(const char *name)
1445 int length, relval = -1;
1449 length = strlen(name)+1;
1450 New(1309,wCuritem,length,WCHAR);
1451 A2WHELPER(name, wCuritem, length*sizeof(WCHAR));
1452 wVal = wcschr(wCuritem, '=');
1455 if (SetEnvironmentVariableW(wCuritem, *wVal ? wVal : NULL))
1461 New(1309,curitem,strlen(name)+1,char);
1462 strcpy(curitem, name);
1463 val = strchr(curitem, '=');
1465 /* The sane way to deal with the environment.
1466 * Has these advantages over putenv() & co.:
1467 * * enables us to store a truly empty value in the
1468 * environment (like in UNIX).
1469 * * we don't have to deal with RTL globals, bugs and leaks.
1471 * Why you may want to enable USE_WIN32_RTL_ENV:
1472 * * environ[] and RTL functions will not reflect changes,
1473 * which might be an issue if extensions want to access
1474 * the env. via RTL. This cuts both ways, since RTL will
1475 * not see changes made by extensions that call the Win32
1476 * functions directly, either.
1480 if (SetEnvironmentVariableA(curitem, *val ? val : NULL))
1490 filetime_to_clock(PFILETIME ft)
1492 __int64 qw = ft->dwHighDateTime;
1494 qw |= ft->dwLowDateTime;
1495 qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */
1500 win32_times(struct tms *timebuf)
1505 clock_t process_time_so_far = clock();
1506 if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy,
1508 timebuf->tms_utime = filetime_to_clock(&user);
1509 timebuf->tms_stime = filetime_to_clock(&kernel);
1510 timebuf->tms_cutime = 0;
1511 timebuf->tms_cstime = 0;
1513 /* That failed - e.g. Win95 fallback to clock() */
1514 timebuf->tms_utime = process_time_so_far;
1515 timebuf->tms_stime = 0;
1516 timebuf->tms_cutime = 0;
1517 timebuf->tms_cstime = 0;
1519 return process_time_so_far;
1522 /* fix utime() so it works on directories in NT */
1524 filetime_from_time(PFILETIME pFileTime, time_t Time)
1526 struct tm *pTM = localtime(&Time);
1527 SYSTEMTIME SystemTime;
1533 SystemTime.wYear = pTM->tm_year + 1900;
1534 SystemTime.wMonth = pTM->tm_mon + 1;
1535 SystemTime.wDay = pTM->tm_mday;
1536 SystemTime.wHour = pTM->tm_hour;
1537 SystemTime.wMinute = pTM->tm_min;
1538 SystemTime.wSecond = pTM->tm_sec;
1539 SystemTime.wMilliseconds = 0;
1541 return SystemTimeToFileTime(&SystemTime, &LocalTime) &&
1542 LocalFileTimeToFileTime(&LocalTime, pFileTime);
1546 win32_unlink(const char *filename)
1553 WCHAR wBuffer[MAX_PATH+1];
1556 A2WHELPER(filename, wBuffer, sizeof(wBuffer));
1557 pwBuffer = PerlDir_mapW(wBuffer);
1558 attrs = GetFileAttributesW(pwBuffer);
1559 if (attrs == 0xFFFFFFFF)
1561 if (attrs & FILE_ATTRIBUTE_READONLY) {
1562 (void)SetFileAttributesW(pwBuffer, attrs & ~FILE_ATTRIBUTE_READONLY);
1563 ret = _wunlink(pwBuffer);
1565 (void)SetFileAttributesW(pwBuffer, attrs);
1568 ret = _wunlink(pwBuffer);
1571 filename = PerlDir_mapA(filename);
1572 attrs = GetFileAttributesA(filename);
1573 if (attrs == 0xFFFFFFFF)
1575 if (attrs & FILE_ATTRIBUTE_READONLY) {
1576 (void)SetFileAttributesA(filename, attrs & ~FILE_ATTRIBUTE_READONLY);
1577 ret = unlink(filename);
1579 (void)SetFileAttributesA(filename, attrs);
1582 ret = unlink(filename);
1591 win32_utime(const char *filename, struct utimbuf *times)
1598 struct utimbuf TimeBuffer;
1599 WCHAR wbuffer[MAX_PATH+1];
1604 A2WHELPER(filename, wbuffer, sizeof(wbuffer));
1605 pwbuffer = PerlDir_mapW(wbuffer);
1606 rc = _wutime(pwbuffer, (struct _utimbuf*)times);
1609 filename = PerlDir_mapA(filename);
1610 rc = utime(filename, times);
1612 /* EACCES: path specifies directory or readonly file */
1613 if (rc == 0 || errno != EACCES /* || !IsWinNT() */)
1616 if (times == NULL) {
1617 times = &TimeBuffer;
1618 time(×->actime);
1619 times->modtime = times->actime;
1622 /* This will (and should) still fail on readonly files */
1624 handle = CreateFileW(pwbuffer, GENERIC_READ | GENERIC_WRITE,
1625 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1626 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1629 handle = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE,
1630 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1631 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1633 if (handle == INVALID_HANDLE_VALUE)
1636 if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) &&
1637 filetime_from_time(&ftAccess, times->actime) &&
1638 filetime_from_time(&ftWrite, times->modtime) &&
1639 SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite))
1644 CloseHandle(handle);
1649 unsigned __int64 ft_i64;
1654 #define Const64(x) x##LL
1656 #define Const64(x) x##i64
1658 /* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */
1659 #define EPOCH_BIAS Const64(116444736000000000)
1661 /* NOTE: This does not compute the timezone info (doing so can be expensive,
1662 * and appears to be unsupported even by glibc) */
1664 win32_gettimeofday(struct timeval *tp, void *not_used)
1668 /* this returns time in 100-nanosecond units (i.e. tens of usecs) */
1669 GetSystemTimeAsFileTime(&ft.ft_val);
1671 /* seconds since epoch */
1672 tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(10000000));
1674 /* microseconds remaining */
1675 tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(1000000));
1681 win32_uname(struct utsname *name)
1683 struct hostent *hep;
1684 STRLEN nodemax = sizeof(name->nodename)-1;
1685 OSVERSIONINFO osver;
1687 memset(&osver, 0, sizeof(OSVERSIONINFO));
1688 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
1689 if (GetVersionEx(&osver)) {
1691 switch (osver.dwPlatformId) {
1692 case VER_PLATFORM_WIN32_WINDOWS:
1693 strcpy(name->sysname, "Windows");
1695 case VER_PLATFORM_WIN32_NT:
1696 strcpy(name->sysname, "Windows NT");
1698 case VER_PLATFORM_WIN32s:
1699 strcpy(name->sysname, "Win32s");
1702 strcpy(name->sysname, "Win32 Unknown");
1707 sprintf(name->release, "%d.%d",
1708 osver.dwMajorVersion, osver.dwMinorVersion);
1711 sprintf(name->version, "Build %d",
1712 osver.dwPlatformId == VER_PLATFORM_WIN32_NT
1713 ? osver.dwBuildNumber : (osver.dwBuildNumber & 0xffff));
1714 if (osver.szCSDVersion[0]) {
1715 char *buf = name->version + strlen(name->version);
1716 sprintf(buf, " (%s)", osver.szCSDVersion);
1720 *name->sysname = '\0';
1721 *name->version = '\0';
1722 *name->release = '\0';
1726 hep = win32_gethostbyname("localhost");
1728 STRLEN len = strlen(hep->h_name);
1729 if (len <= nodemax) {
1730 strcpy(name->nodename, hep->h_name);
1733 strncpy(name->nodename, hep->h_name, nodemax);
1734 name->nodename[nodemax] = '\0';
1739 if (!GetComputerName(name->nodename, &sz))
1740 *name->nodename = '\0';
1743 /* machine (architecture) */
1748 GetSystemInfo(&info);
1750 #if (defined(__BORLANDC__)&&(__BORLANDC__<=0x520)) \
1751 || (defined(__MINGW32__) && !defined(_ANONYMOUS_UNION))
1752 procarch = info.u.s.wProcessorArchitecture;
1754 procarch = info.wProcessorArchitecture;
1757 case PROCESSOR_ARCHITECTURE_INTEL:
1758 arch = "x86"; break;
1759 case PROCESSOR_ARCHITECTURE_MIPS:
1760 arch = "mips"; break;
1761 case PROCESSOR_ARCHITECTURE_ALPHA:
1762 arch = "alpha"; break;
1763 case PROCESSOR_ARCHITECTURE_PPC:
1764 arch = "ppc"; break;
1765 #ifdef PROCESSOR_ARCHITECTURE_SHX
1766 case PROCESSOR_ARCHITECTURE_SHX:
1767 arch = "shx"; break;
1769 #ifdef PROCESSOR_ARCHITECTURE_ARM
1770 case PROCESSOR_ARCHITECTURE_ARM:
1771 arch = "arm"; break;
1773 #ifdef PROCESSOR_ARCHITECTURE_IA64
1774 case PROCESSOR_ARCHITECTURE_IA64:
1775 arch = "ia64"; break;
1777 #ifdef PROCESSOR_ARCHITECTURE_ALPHA64
1778 case PROCESSOR_ARCHITECTURE_ALPHA64:
1779 arch = "alpha64"; break;
1781 #ifdef PROCESSOR_ARCHITECTURE_MSIL
1782 case PROCESSOR_ARCHITECTURE_MSIL:
1783 arch = "msil"; break;
1785 #ifdef PROCESSOR_ARCHITECTURE_AMD64
1786 case PROCESSOR_ARCHITECTURE_AMD64:
1787 arch = "amd64"; break;
1789 #ifdef PROCESSOR_ARCHITECTURE_IA32_ON_WIN64
1790 case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
1791 arch = "ia32-64"; break;
1793 #ifdef PROCESSOR_ARCHITECTURE_UNKNOWN
1794 case PROCESSOR_ARCHITECTURE_UNKNOWN:
1795 arch = "unknown"; break;
1798 sprintf(name->machine, "unknown(0x%x)", procarch);
1799 arch = name->machine;
1802 if (name->machine != arch)
1803 strcpy(name->machine, arch);
1808 /* Timing related stuff */
1811 do_raise(pTHX_ int sig)
1813 if (sig < SIG_SIZE) {
1814 Sighandler_t handler = w32_sighandler[sig];
1815 if (handler == SIG_IGN) {
1818 else if (handler != SIG_DFL) {
1823 /* Choose correct default behaviour */
1839 /* Tell caller to exit thread/process as approriate */
1844 sig_terminate(pTHX_ int sig)
1846 Perl_warn(aTHX_ "Terminating on signal SIG%s(%d)\n",PL_sig_name[sig], sig);
1847 /* exit() seems to be safe, my_exit() or die() is a problem in ^C
1854 win32_async_check(pTHX)
1858 /* Passing PeekMessage -1 as HWND (2nd arg) only get PostThreadMessage() messages
1859 * and ignores window messages - should co-exist better with windows apps e.g. Tk
1861 while (PeekMessage(&msg, (HWND)-1, 0, 0, PM_REMOVE|PM_NOYIELD)) {
1863 switch(msg.message) {
1866 /* Perhaps some other messages could map to signals ? ... */
1869 /* Treat WM_QUIT like SIGHUP? */
1875 /* We use WM_USER to fake kill() with other signals */
1879 if (do_raise(aTHX_ sig)) {
1880 sig_terminate(aTHX_ sig);
1886 /* alarm() is a one-shot but SetTimer() repeats so kill it */
1888 KillTimer(NULL,w32_timerid);
1891 /* Now fake a call to signal handler */
1892 if (do_raise(aTHX_ 14)) {
1893 sig_terminate(aTHX_ 14);
1898 /* Otherwise do normal Win32 thing - in case it is useful */
1900 TranslateMessage(&msg);
1901 DispatchMessage(&msg);
1908 /* Above or other stuff may have set a signal flag */
1909 if (PL_sig_pending) {
1916 win32_msgwait(pTHX_ DWORD count, LPHANDLE handles, DWORD timeout, LPDWORD resultp)
1918 /* We may need several goes at this - so compute when we stop */
1920 if (timeout != INFINITE) {
1921 ticks = GetTickCount();
1925 DWORD result = MsgWaitForMultipleObjects(count,handles,FALSE,timeout-ticks, QS_ALLEVENTS);
1928 if (result == WAIT_TIMEOUT) {
1929 /* Ran out of time - explicit return of zero to avoid -ve if we
1930 have scheduling issues
1934 if (timeout != INFINITE) {
1935 ticks = GetTickCount();
1937 if (result == WAIT_OBJECT_0 + count) {
1938 /* Message has arrived - check it */
1939 if (win32_async_check(aTHX)) {
1940 /* was one of ours */
1945 /* Not timeout or message - one of handles is ready */
1949 /* compute time left to wait */
1950 ticks = timeout - ticks;
1951 /* If we are past the end say zero */
1952 return (ticks > 0) ? ticks : 0;
1956 win32_internal_wait(int *status, DWORD timeout)
1958 /* XXX this wait emulation only knows about processes
1959 * spawned via win32_spawnvp(P_NOWAIT, ...).
1963 DWORD exitcode, waitcode;
1966 if (w32_num_pseudo_children) {
1967 win32_msgwait(aTHX_ w32_num_pseudo_children, w32_pseudo_child_handles,
1968 timeout, &waitcode);
1969 /* Time out here if there are no other children to wait for. */
1970 if (waitcode == WAIT_TIMEOUT) {
1971 if (!w32_num_children) {
1975 else if (waitcode != WAIT_FAILED) {
1976 if (waitcode >= WAIT_ABANDONED_0
1977 && waitcode < WAIT_ABANDONED_0 + w32_num_pseudo_children)
1978 i = waitcode - WAIT_ABANDONED_0;
1980 i = waitcode - WAIT_OBJECT_0;
1981 if (GetExitCodeThread(w32_pseudo_child_handles[i], &exitcode)) {
1982 *status = (int)((exitcode & 0xff) << 8);
1983 retval = (int)w32_pseudo_child_pids[i];
1984 remove_dead_pseudo_process(i);
1991 if (!w32_num_children) {
1996 /* if a child exists, wait for it to die */
1997 win32_msgwait(aTHX_ w32_num_children, w32_child_handles, timeout, &waitcode);
1998 if (waitcode == WAIT_TIMEOUT) {
2001 if (waitcode != WAIT_FAILED) {
2002 if (waitcode >= WAIT_ABANDONED_0
2003 && waitcode < WAIT_ABANDONED_0 + w32_num_children)
2004 i = waitcode - WAIT_ABANDONED_0;
2006 i = waitcode - WAIT_OBJECT_0;
2007 if (GetExitCodeProcess(w32_child_handles[i], &exitcode) ) {
2008 *status = (int)((exitcode & 0xff) << 8);
2009 retval = (int)w32_child_pids[i];
2010 remove_dead_process(i);
2015 errno = GetLastError();
2020 win32_waitpid(int pid, int *status, int flags)
2023 DWORD timeout = (flags & WNOHANG) ? 0 : INFINITE;
2026 if (pid == -1) /* XXX threadid == 1 ? */
2027 return win32_internal_wait(status, timeout);
2030 child = find_pseudo_pid(-pid);
2032 HANDLE hThread = w32_pseudo_child_handles[child];
2034 win32_msgwait(aTHX_ 1, &hThread, timeout, &waitcode);
2035 if (waitcode == WAIT_TIMEOUT) {
2038 else if (waitcode == WAIT_OBJECT_0) {
2039 if (GetExitCodeThread(hThread, &waitcode)) {
2040 *status = (int)((waitcode & 0xff) << 8);
2041 retval = (int)w32_pseudo_child_pids[child];
2042 remove_dead_pseudo_process(child);
2049 else if (IsWin95()) {
2058 child = find_pid(pid);
2060 hProcess = w32_child_handles[child];
2061 win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode);
2062 if (waitcode == WAIT_TIMEOUT) {
2065 else if (waitcode == WAIT_OBJECT_0) {
2066 if (GetExitCodeProcess(hProcess, &waitcode)) {
2067 *status = (int)((waitcode & 0xff) << 8);
2068 retval = (int)w32_child_pids[child];
2069 remove_dead_process(child);
2078 hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE,
2079 (IsWin95() ? -pid : pid));
2081 win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode);
2082 if (waitcode == WAIT_TIMEOUT) {
2085 else if (waitcode == WAIT_OBJECT_0) {
2086 if (GetExitCodeProcess(hProcess, &waitcode)) {
2087 *status = (int)((waitcode & 0xff) << 8);
2088 CloseHandle(hProcess);
2092 CloseHandle(hProcess);
2098 return retval >= 0 ? pid : retval;
2102 win32_wait(int *status)
2104 return win32_internal_wait(status, INFINITE);
2107 DllExport unsigned int
2108 win32_sleep(unsigned int t)
2111 /* Win32 times are in ms so *1000 in and /1000 out */
2112 return win32_msgwait(aTHX_ 0, NULL, t*1000, NULL)/1000;
2115 DllExport unsigned int
2116 win32_alarm(unsigned int sec)
2119 * the 'obvious' implentation is SetTimer() with a callback
2120 * which does whatever receiving SIGALRM would do
2121 * we cannot use SIGALRM even via raise() as it is not
2122 * one of the supported codes in <signal.h>
2126 w32_timerid = SetTimer(NULL,w32_timerid,sec*1000,NULL);
2130 KillTimer(NULL,w32_timerid);
2137 #ifdef HAVE_DES_FCRYPT
2138 extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf);
2142 win32_crypt(const char *txt, const char *salt)
2145 #ifdef HAVE_DES_FCRYPT
2146 return des_fcrypt(txt, salt, w32_crypt_buffer);
2148 Perl_croak(aTHX_ "The crypt() function is unimplemented due to excessive paranoia.");
2153 #ifdef USE_FIXED_OSFHANDLE
2155 #define FOPEN 0x01 /* file handle open */
2156 #define FNOINHERIT 0x10 /* file handle opened O_NOINHERIT */
2157 #define FAPPEND 0x20 /* file handle opened O_APPEND */
2158 #define FDEV 0x40 /* file handle refers to device */
2159 #define FTEXT 0x80 /* file handle is in text mode */
2162 *int my_open_osfhandle(intptr_t osfhandle, int flags) - open C Runtime file handle
2165 * This function allocates a free C Runtime file handle and associates
2166 * it with the Win32 HANDLE specified by the first parameter. This is a
2167 * temperary fix for WIN95's brain damage GetFileType() error on socket
2168 * we just bypass that call for socket
2170 * This works with MSVC++ 4.0+ or GCC/Mingw32
2173 * intptr_t osfhandle - Win32 HANDLE to associate with C Runtime file handle.
2174 * int flags - flags to associate with C Runtime file handle.
2177 * returns index of entry in fh, if successful
2178 * return -1, if no free entry is found
2182 *******************************************************************************/
2185 * we fake up some parts of the CRT that aren't exported by MSVCRT.dll
2186 * this lets sockets work on Win9X with GCC and should fix the problems
2191 /* create an ioinfo entry, kill its handle, and steal the entry */
2196 HANDLE hF = CreateFile("NUL", 0, 0, NULL, OPEN_ALWAYS, 0, NULL);
2197 int fh = _open_osfhandle((intptr_t)hF, 0);
2201 EnterCriticalSection(&(_pioinfo(fh)->lock));
2206 my_open_osfhandle(intptr_t osfhandle, int flags)
2209 char fileflags; /* _osfile flags */
2211 /* copy relevant flags from second parameter */
2214 if (flags & O_APPEND)
2215 fileflags |= FAPPEND;
2220 if (flags & O_NOINHERIT)
2221 fileflags |= FNOINHERIT;
2223 /* attempt to allocate a C Runtime file handle */
2224 if ((fh = _alloc_osfhnd()) == -1) {
2225 errno = EMFILE; /* too many open files */
2226 _doserrno = 0L; /* not an OS error */
2227 return -1; /* return error to caller */
2230 /* the file is open. now, set the info in _osfhnd array */
2231 _set_osfhnd(fh, osfhandle);
2233 fileflags |= FOPEN; /* mark as open */
2235 _osfile(fh) = fileflags; /* set osfile entry */
2236 LeaveCriticalSection(&_pioinfo(fh)->lock);
2238 return fh; /* return handle */
2241 #endif /* USE_FIXED_OSFHANDLE */
2243 /* simulate flock by locking a range on the file */
2245 #define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError()))
2246 #define LK_LEN 0xffff0000
2249 win32_flock(int fd, int oper)
2257 Perl_croak_nocontext("flock() unimplemented on this platform");
2260 fh = (HANDLE)_get_osfhandle(fd);
2261 memset(&o, 0, sizeof(o));
2264 case LOCK_SH: /* shared lock */
2265 LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, 0, &o),i);
2267 case LOCK_EX: /* exclusive lock */
2268 LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o),i);
2270 case LOCK_SH|LOCK_NB: /* non-blocking shared lock */
2271 LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o),i);
2273 case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */
2274 LK_ERR(LockFileEx(fh,
2275 LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY,
2276 0, LK_LEN, 0, &o),i);
2278 case LOCK_UN: /* unlock lock */
2279 LK_ERR(UnlockFileEx(fh, 0, LK_LEN, 0, &o),i);
2281 default: /* unknown */
2292 * redirected io subsystem for all XS modules
2305 return (&(_environ));
2308 /* the rest are the remapped stdio routines */
2328 win32_ferror(FILE *fp)
2330 return (ferror(fp));
2335 win32_feof(FILE *fp)
2341 * Since the errors returned by the socket error function
2342 * WSAGetLastError() are not known by the library routine strerror
2343 * we have to roll our own.
2347 win32_strerror(int e)
2349 #if !defined __BORLANDC__ && !defined __MINGW32__ /* compiler intolerance */
2350 extern int sys_nerr;
2354 if (e < 0 || e > sys_nerr) {
2359 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0,
2360 w32_strerror_buffer,
2361 sizeof(w32_strerror_buffer), NULL) == 0)
2362 strcpy(w32_strerror_buffer, "Unknown Error");
2364 return w32_strerror_buffer;
2370 win32_str_os_error(void *sv, DWORD dwErr)
2374 dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER
2375 |FORMAT_MESSAGE_IGNORE_INSERTS
2376 |FORMAT_MESSAGE_FROM_SYSTEM, NULL,
2377 dwErr, 0, (char *)&sMsg, 1, NULL);
2378 /* strip trailing whitespace and period */
2381 --dwLen; /* dwLen doesn't include trailing null */
2382 } while (0 < dwLen && isSPACE(sMsg[dwLen]));
2383 if ('.' != sMsg[dwLen])
2388 sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/);
2390 dwLen = sprintf(sMsg,
2391 "Unknown error #0x%lX (lookup 0x%lX)",
2392 dwErr, GetLastError());
2396 sv_setpvn((SV*)sv, sMsg, dwLen);
2402 win32_fprintf(FILE *fp, const char *format, ...)
2405 va_start(marker, format); /* Initialize variable arguments. */
2407 return (vfprintf(fp, format, marker));
2411 win32_printf(const char *format, ...)
2414 va_start(marker, format); /* Initialize variable arguments. */
2416 return (vprintf(format, marker));
2420 win32_vfprintf(FILE *fp, const char *format, va_list args)
2422 return (vfprintf(fp, format, args));
2426 win32_vprintf(const char *format, va_list args)
2428 return (vprintf(format, args));
2432 win32_fread(void *buf, size_t size, size_t count, FILE *fp)
2434 return fread(buf, size, count, fp);
2438 win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp)
2440 return fwrite(buf, size, count, fp);
2443 #define MODE_SIZE 10
2446 win32_fopen(const char *filename, const char *mode)
2449 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH+1];
2455 if (stricmp(filename, "/dev/null")==0)
2459 A2WHELPER(mode, wMode, sizeof(wMode));
2460 A2WHELPER(filename, wBuffer, sizeof(wBuffer));
2461 f = _wfopen(PerlDir_mapW(wBuffer), wMode);
2464 f = fopen(PerlDir_mapA(filename), mode);
2465 /* avoid buffering headaches for child processes */
2466 if (f && *mode == 'a')
2467 win32_fseek(f, 0, SEEK_END);
2471 #ifndef USE_SOCKETS_AS_HANDLES
2473 #define fdopen my_fdopen
2477 win32_fdopen(int handle, const char *mode)
2480 WCHAR wMode[MODE_SIZE];
2483 A2WHELPER(mode, wMode, sizeof(wMode));
2484 f = _wfdopen(handle, wMode);
2487 f = fdopen(handle, (char *) mode);
2488 /* avoid buffering headaches for child processes */
2489 if (f && *mode == 'a')
2490 win32_fseek(f, 0, SEEK_END);
2495 win32_freopen(const char *path, const char *mode, FILE *stream)
2498 WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH+1];
2499 if (stricmp(path, "/dev/null")==0)
2503 A2WHELPER(mode, wMode, sizeof(wMode));
2504 A2WHELPER(path, wBuffer, sizeof(wBuffer));
2505 return _wfreopen(PerlDir_mapW(wBuffer), wMode, stream);
2507 return freopen(PerlDir_mapA(path), mode, stream);
2511 win32_fclose(FILE *pf)
2513 return my_fclose(pf); /* defined in win32sck.c */
2517 win32_fputs(const char *s,FILE *pf)
2519 return fputs(s, pf);
2523 win32_fputc(int c,FILE *pf)
2529 win32_ungetc(int c,FILE *pf)
2531 return ungetc(c,pf);
2535 win32_getc(FILE *pf)
2541 win32_fileno(FILE *pf)
2547 win32_clearerr(FILE *pf)
2554 win32_fflush(FILE *pf)
2560 win32_ftell(FILE *pf)
2562 #if defined(WIN64) || defined(USE_LARGE_FILES)
2564 if (fgetpos(pf, &pos))
2573 win32_fseek(FILE *pf, Off_t offset,int origin)
2575 #if defined(WIN64) || defined(USE_LARGE_FILES)
2579 if (fgetpos(pf, &pos))
2584 fseek(pf, 0, SEEK_END);
2585 pos = _telli64(fileno(pf));
2594 return fsetpos(pf, &offset);
2596 return fseek(pf, offset, origin);
2601 win32_fgetpos(FILE *pf,fpos_t *p)
2603 return fgetpos(pf, p);
2607 win32_fsetpos(FILE *pf,const fpos_t *p)
2609 return fsetpos(pf, p);
2613 win32_rewind(FILE *pf)
2623 char prefix[MAX_PATH+1];
2624 char filename[MAX_PATH+1];
2625 DWORD len = GetTempPath(MAX_PATH, prefix);
2626 if (len && len < MAX_PATH) {
2627 if (GetTempFileName(prefix, "plx", 0, filename)) {
2628 HANDLE fh = CreateFile(filename,
2629 DELETE | GENERIC_READ | GENERIC_WRITE,
2633 FILE_ATTRIBUTE_NORMAL
2634 | FILE_FLAG_DELETE_ON_CLOSE,
2636 if (fh != INVALID_HANDLE_VALUE) {
2637 int fd = win32_open_osfhandle((intptr_t)fh, 0);
2639 #if defined(__BORLANDC__)
2640 setmode(fd,O_BINARY);
2642 DEBUG_p(PerlIO_printf(Perl_debug_log,
2643 "Created tmpfile=%s\n",filename));
2644 return fdopen(fd, "w+b");
2660 win32_fstat(int fd, Stat_t *sbufptr)
2663 /* A file designated by filehandle is not shown as accessible
2664 * for write operations, probably because it is opened for reading.
2667 int rc = fstat(fd,sbufptr);
2668 BY_HANDLE_FILE_INFORMATION bhfi;
2669 if (GetFileInformationByHandle((HANDLE)_get_osfhandle(fd), &bhfi)) {
2670 sbufptr->st_mode &= 0xFE00;
2671 if (bhfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY)
2672 sbufptr->st_mode |= (S_IREAD + (S_IREAD >> 3) + (S_IREAD >> 6));
2674 sbufptr->st_mode |= ((S_IREAD|S_IWRITE) + ((S_IREAD|S_IWRITE) >> 3)
2675 + ((S_IREAD|S_IWRITE) >> 6));
2679 return my_fstat(fd,sbufptr);
2684 win32_pipe(int *pfd, unsigned int size, int mode)
2686 return _pipe(pfd, size, mode);
2690 win32_popenlist(const char *mode, IV narg, SV **args)
2693 Perl_croak(aTHX_ "List form of pipe open not implemented");
2698 * a popen() clone that respects PERL5SHELL
2700 * changed to return PerlIO* rather than FILE * by BKS, 11-11-2000
2704 win32_popen(const char *command, const char *mode)
2706 #ifdef USE_RTL_POPEN
2707 return _popen(command, mode);
2719 /* establish which ends read and write */
2720 if (strchr(mode,'w')) {
2721 stdfd = 0; /* stdin */
2724 nhandle = STD_INPUT_HANDLE;
2726 else if (strchr(mode,'r')) {
2727 stdfd = 1; /* stdout */
2730 nhandle = STD_OUTPUT_HANDLE;
2735 /* set the correct mode */
2736 if (strchr(mode,'b'))
2738 else if (strchr(mode,'t'))
2741 ourmode = _fmode & (O_TEXT | O_BINARY);
2743 /* the child doesn't inherit handles */
2744 ourmode |= O_NOINHERIT;
2746 if (win32_pipe(p, 512, ourmode) == -1)
2749 /* save current stdfd */
2750 if ((oldfd = win32_dup(stdfd)) == -1)
2753 /* make stdfd go to child end of pipe (implicitly closes stdfd) */
2754 /* stdfd will be inherited by the child */
2755 if (win32_dup2(p[child], stdfd) == -1)
2758 /* close the child end in parent */
2759 win32_close(p[child]);
2761 /* save the old std handle, and set the std handle */
2764 old_h = GetStdHandle(nhandle);
2765 SetStdHandle(nhandle, (HANDLE)_get_osfhandle(stdfd));
2767 /* start the child */
2770 if ((childpid = do_spawn_nowait((char*)command)) == -1)
2773 /* restore the old std handle */
2775 SetStdHandle(nhandle, old_h);
2780 /* revert stdfd to whatever it was before */
2781 if (win32_dup2(oldfd, stdfd) == -1)
2784 /* close saved handle */
2788 sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid);
2791 /* set process id so that it can be returned by perl's open() */
2792 PL_forkprocess = childpid;
2795 /* we have an fd, return a file stream */
2796 return (PerlIO_fdopen(p[parent], (char *)mode));
2799 /* we don't need to check for errors here */
2803 SetStdHandle(nhandle, old_h);
2808 win32_dup2(oldfd, stdfd);
2813 #endif /* USE_RTL_POPEN */
2821 win32_pclose(PerlIO *pf)
2823 #ifdef USE_RTL_POPEN
2827 int childpid, status;
2831 sv = *av_fetch(w32_fdpid, PerlIO_fileno(pf), TRUE);
2834 childpid = SvIVX(sv);
2851 if (win32_waitpid(childpid, &status, 0) == -1)
2856 #endif /* USE_RTL_POPEN */
2862 LPCWSTR lpExistingFileName,
2863 LPSECURITY_ATTRIBUTES lpSecurityAttributes)
2866 WCHAR wFullName[MAX_PATH+1];
2867 LPVOID lpContext = NULL;
2868 WIN32_STREAM_ID StreamId;
2869 DWORD dwSize = (char*)&StreamId.cStreamName - (char*)&StreamId;
2874 BOOL (__stdcall *pfnBackupWrite)(HANDLE, LPBYTE, DWORD, LPDWORD,
2875 BOOL, BOOL, LPVOID*) =
2876 (BOOL (__stdcall *)(HANDLE, LPBYTE, DWORD, LPDWORD,
2877 BOOL, BOOL, LPVOID*))
2878 GetProcAddress(GetModuleHandle("kernel32.dll"), "BackupWrite");
2879 if (pfnBackupWrite == NULL)
2882 dwLen = GetFullPathNameW(lpFileName, MAX_PATH, wFullName, NULL);
2885 dwLen = (dwLen+1)*sizeof(WCHAR);
2887 handle = CreateFileW(lpExistingFileName, FILE_WRITE_ATTRIBUTES,
2888 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
2889 NULL, OPEN_EXISTING, 0, NULL);
2890 if (handle == INVALID_HANDLE_VALUE)
2893 StreamId.dwStreamId = BACKUP_LINK;
2894 StreamId.dwStreamAttributes = 0;
2895 StreamId.dwStreamNameSize = 0;
2896 #if defined(__BORLANDC__) \
2897 ||(defined(__MINGW32__) && !defined(_ANONYMOUS_UNION))
2898 StreamId.Size.u.HighPart = 0;
2899 StreamId.Size.u.LowPart = dwLen;
2901 StreamId.Size.HighPart = 0;
2902 StreamId.Size.LowPart = dwLen;
2905 bSuccess = pfnBackupWrite(handle, (LPBYTE)&StreamId, dwSize, &dwWritten,
2906 FALSE, FALSE, &lpContext);
2908 bSuccess = pfnBackupWrite(handle, (LPBYTE)wFullName, dwLen, &dwWritten,
2909 FALSE, FALSE, &lpContext);
2910 pfnBackupWrite(handle, NULL, 0, &dwWritten, TRUE, FALSE, &lpContext);
2913 CloseHandle(handle);
2918 win32_link(const char *oldname, const char *newname)
2921 BOOL (__stdcall *pfnCreateHardLinkW)(LPCWSTR,LPCWSTR,LPSECURITY_ATTRIBUTES);
2922 WCHAR wOldName[MAX_PATH+1];
2923 WCHAR wNewName[MAX_PATH+1];
2926 Perl_croak(aTHX_ PL_no_func, "link");
2928 pfnCreateHardLinkW =
2929 (BOOL (__stdcall *)(LPCWSTR, LPCWSTR, LPSECURITY_ATTRIBUTES))
2930 GetProcAddress(GetModuleHandle("kernel32.dll"), "CreateHardLinkW");
2931 if (pfnCreateHardLinkW == NULL)
2932 pfnCreateHardLinkW = Nt4CreateHardLinkW;
2934 if ((A2WHELPER(oldname, wOldName, sizeof(wOldName))) &&
2935 (A2WHELPER(newname, wNewName, sizeof(wNewName))) &&
2936 (wcscpy(wOldName, PerlDir_mapW(wOldName)),
2937 pfnCreateHardLinkW(PerlDir_mapW(wNewName), wOldName, NULL)))
2941 errno = (GetLastError() == ERROR_FILE_NOT_FOUND) ? ENOENT : EINVAL;
2946 win32_rename(const char *oname, const char *newname)
2948 WCHAR wOldName[MAX_PATH+1];
2949 WCHAR wNewName[MAX_PATH+1];
2950 char szOldName[MAX_PATH+1];
2951 char szNewName[MAX_PATH+1];
2955 /* XXX despite what the documentation says about MoveFileEx(),
2956 * it doesn't work under Windows95!
2959 DWORD dwFlags = MOVEFILE_COPY_ALLOWED;
2961 A2WHELPER(oname, wOldName, sizeof(wOldName));
2962 A2WHELPER(newname, wNewName, sizeof(wNewName));
2963 if (wcsicmp(wNewName, wOldName))
2964 dwFlags |= MOVEFILE_REPLACE_EXISTING;
2965 wcscpy(wOldName, PerlDir_mapW(wOldName));
2966 bResult = MoveFileExW(wOldName,PerlDir_mapW(wNewName), dwFlags);
2969 if (stricmp(newname, oname))
2970 dwFlags |= MOVEFILE_REPLACE_EXISTING;
2971 strcpy(szOldName, PerlDir_mapA(oname));
2972 bResult = MoveFileExA(szOldName,PerlDir_mapA(newname), dwFlags);
2975 DWORD err = GetLastError();
2977 case ERROR_BAD_NET_NAME:
2978 case ERROR_BAD_NETPATH:
2979 case ERROR_BAD_PATHNAME:
2980 case ERROR_FILE_NOT_FOUND:
2981 case ERROR_FILENAME_EXCED_RANGE:
2982 case ERROR_INVALID_DRIVE:
2983 case ERROR_NO_MORE_FILES:
2984 case ERROR_PATH_NOT_FOUND:
2997 char szTmpName[MAX_PATH+1];
2998 char dname[MAX_PATH+1];
2999 char *endname = Nullch;
3001 DWORD from_attr, to_attr;
3003 strcpy(szOldName, PerlDir_mapA(oname));
3004 strcpy(szNewName, PerlDir_mapA(newname));
3006 /* if oname doesn't exist, do nothing */
3007 from_attr = GetFileAttributes(szOldName);
3008 if (from_attr == 0xFFFFFFFF) {
3013 /* if newname exists, rename it to a temporary name so that we
3014 * don't delete it in case oname happens to be the same file
3015 * (but perhaps accessed via a different path)
3017 to_attr = GetFileAttributes(szNewName);
3018 if (to_attr != 0xFFFFFFFF) {
3019 /* if newname is a directory, we fail
3020 * XXX could overcome this with yet more convoluted logic */
3021 if (to_attr & FILE_ATTRIBUTE_DIRECTORY) {
3025 tmplen = strlen(szNewName);
3026 strcpy(szTmpName,szNewName);
3027 endname = szTmpName+tmplen;
3028 for (; endname > szTmpName ; --endname) {
3029 if (*endname == '/' || *endname == '\\') {
3034 if (endname > szTmpName)
3035 endname = strcpy(dname,szTmpName);
3039 /* get a temporary filename in same directory
3040 * XXX is this really the best we can do? */
3041 if (!GetTempFileName((LPCTSTR)endname, "plr", 0, szTmpName)) {
3045 DeleteFile(szTmpName);
3047 retval = rename(szNewName, szTmpName);
3054 /* rename oname to newname */
3055 retval = rename(szOldName, szNewName);
3057 /* if we created a temporary file before ... */
3058 if (endname != Nullch) {
3059 /* ...and rename succeeded, delete temporary file/directory */
3061 DeleteFile(szTmpName);
3062 /* else restore it to what it was */
3064 (void)rename(szTmpName, szNewName);
3071 win32_setmode(int fd, int mode)
3073 return setmode(fd, mode);
3077 win32_chsize(int fd, Off_t size)
3079 #if defined(WIN64) || defined(USE_LARGE_FILES)
3081 Off_t cur, end, extend;
3083 cur = win32_tell(fd);
3086 end = win32_lseek(fd, 0, SEEK_END);
3089 extend = size - end;
3093 else if (extend > 0) {
3094 /* must grow the file, padding with nulls */
3096 int oldmode = win32_setmode(fd, O_BINARY);
3098 memset(b, '\0', sizeof(b));
3100 count = extend >= sizeof(b) ? sizeof(b) : (size_t)extend;
3101 count = win32_write(fd, b, count);
3106 } while ((extend -= count) > 0);
3107 win32_setmode(fd, oldmode);
3110 /* shrink the file */
3111 win32_lseek(fd, size, SEEK_SET);
3112 if (!SetEndOfFile((HANDLE)_get_osfhandle(fd))) {
3118 win32_lseek(fd, cur, SEEK_SET);
3121 return chsize(fd, size);
3126 win32_lseek(int fd, Off_t offset, int origin)
3128 #if defined(WIN64) || defined(USE_LARGE_FILES)
3129 return _lseeki64(fd, offset, origin);
3131 return lseek(fd, offset, origin);
3138 #if defined(WIN64) || defined(USE_LARGE_FILES)
3139 return _telli64(fd);
3146 win32_open(const char *path, int flag, ...)
3151 WCHAR wBuffer[MAX_PATH+1];
3154 pmode = va_arg(ap, int);
3157 if (stricmp(path, "/dev/null")==0)
3161 A2WHELPER(path, wBuffer, sizeof(wBuffer));
3162 return _wopen(PerlDir_mapW(wBuffer), flag, pmode);
3164 return open(PerlDir_mapA(path), flag, pmode);
3167 /* close() that understands socket */
3168 extern int my_close(int); /* in win32sck.c */
3173 return my_close(fd);
3189 win32_dup2(int fd1,int fd2)
3191 return dup2(fd1,fd2);
3194 #ifdef PERL_MSVCRT_READFIX
3196 #define LF 10 /* line feed */
3197 #define CR 13 /* carriage return */
3198 #define CTRLZ 26 /* ctrl-z means eof for text */
3199 #define FOPEN 0x01 /* file handle open */
3200 #define FEOFLAG 0x02 /* end of file has been encountered */
3201 #define FCRLF 0x04 /* CR-LF across read buffer (in text mode) */
3202 #define FPIPE 0x08 /* file handle refers to a pipe */
3203 #define FAPPEND 0x20 /* file handle opened O_APPEND */
3204 #define FDEV 0x40 /* file handle refers to device */
3205 #define FTEXT 0x80 /* file handle is in text mode */
3206 #define MAX_DESCRIPTOR_COUNT (64*32) /* this is the maximun that MSVCRT can handle */
3209 _fixed_read(int fh, void *buf, unsigned cnt)
3211 int bytes_read; /* number of bytes read */
3212 char *buffer; /* buffer to read to */
3213 int os_read; /* bytes read on OS call */
3214 char *p, *q; /* pointers into buffer */
3215 char peekchr; /* peek-ahead character */
3216 ULONG filepos; /* file position after seek */
3217 ULONG dosretval; /* o.s. return value */
3219 /* validate handle */
3220 if (((unsigned)fh >= (unsigned)MAX_DESCRIPTOR_COUNT) ||
3221 !(_osfile(fh) & FOPEN))
3223 /* out of range -- return error */
3225 _doserrno = 0; /* not o.s. error */
3230 * If lockinitflag is FALSE, assume fd is device
3231 * lockinitflag is set to TRUE by open.
3233 if (_pioinfo(fh)->lockinitflag)
3234 EnterCriticalSection(&(_pioinfo(fh)->lock)); /* lock file */
3236 bytes_read = 0; /* nothing read yet */
3237 buffer = (char*)buf;
3239 if (cnt == 0 || (_osfile(fh) & FEOFLAG)) {
3240 /* nothing to read or at EOF, so return 0 read */
3244 if ((_osfile(fh) & (FPIPE|FDEV)) && _pipech(fh) != LF) {
3245 /* a pipe/device and pipe lookahead non-empty: read the lookahead
3247 *buffer++ = _pipech(fh);
3250 _pipech(fh) = LF; /* mark as empty */
3255 if (!ReadFile((HANDLE)_osfhnd(fh), buffer, cnt, (LPDWORD)&os_read, NULL))
3257 /* ReadFile has reported an error. recognize two special cases.
3259 * 1. map ERROR_ACCESS_DENIED to EBADF
3261 * 2. just return 0 if ERROR_BROKEN_PIPE has occurred. it
3262 * means the handle is a read-handle on a pipe for which
3263 * all write-handles have been closed and all data has been
3266 if ((dosretval = GetLastError()) == ERROR_ACCESS_DENIED) {
3267 /* wrong read/write mode should return EBADF, not EACCES */
3269 _doserrno = dosretval;
3273 else if (dosretval == ERROR_BROKEN_PIPE) {
3283 bytes_read += os_read; /* update bytes read */
3285 if (_osfile(fh) & FTEXT) {
3286 /* now must translate CR-LFs to LFs in the buffer */
3288 /* set CRLF flag to indicate LF at beginning of buffer */
3289 /* if ((os_read != 0) && (*(char *)buf == LF)) */
3290 /* _osfile(fh) |= FCRLF; */
3292 /* _osfile(fh) &= ~FCRLF; */
3294 _osfile(fh) &= ~FCRLF;
3296 /* convert chars in the buffer: p is src, q is dest */
3298 while (p < (char *)buf + bytes_read) {
3300 /* if fh is not a device, set ctrl-z flag */
3301 if (!(_osfile(fh) & FDEV))
3302 _osfile(fh) |= FEOFLAG;
3303 break; /* stop translating */
3308 /* *p is CR, so must check next char for LF */
3309 if (p < (char *)buf + bytes_read - 1) {
3312 *q++ = LF; /* convert CR-LF to LF */
3315 *q++ = *p++; /* store char normally */
3318 /* This is the hard part. We found a CR at end of
3319 buffer. We must peek ahead to see if next char
3324 if (!ReadFile((HANDLE)_osfhnd(fh), &peekchr, 1,
3325 (LPDWORD)&os_read, NULL))
3326 dosretval = GetLastError();
3328 if (dosretval != 0 || os_read == 0) {
3329 /* couldn't read ahead, store CR */
3333 /* peekchr now has the extra character -- we now
3334 have several possibilities:
3335 1. disk file and char is not LF; just seek back
3337 2. disk file and char is LF; store LF, don't seek back
3338 3. pipe/device and char is LF; store LF.
3339 4. pipe/device and char isn't LF, store CR and
3340 put char in pipe lookahead buffer. */
3341 if (_osfile(fh) & (FDEV|FPIPE)) {
3342 /* non-seekable device */
3347 _pipech(fh) = peekchr;
3352 if (peekchr == LF) {
3353 /* nothing read yet; must make some
3356 /* turn on this flag for tell routine */
3357 _osfile(fh) |= FCRLF;
3360 HANDLE osHandle; /* o.s. handle value */
3362 if ((osHandle = (HANDLE)_get_osfhandle(fh)) != (HANDLE)-1)
3364 if ((filepos = SetFilePointer(osHandle, -1, NULL, FILE_CURRENT)) == -1)
3365 dosretval = GetLastError();
3376 /* we now change bytes_read to reflect the true number of chars
3378 bytes_read = q - (char *)buf;
3382 if (_pioinfo(fh)->lockinitflag)
3383 LeaveCriticalSection(&(_pioinfo(fh)->lock)); /* unlock file */
3388 #endif /* PERL_MSVCRT_READFIX */
3391 win32_read(int fd, void *buf, unsigned int cnt)
3393 #ifdef PERL_MSVCRT_READFIX
3394 return _fixed_read(fd, buf, cnt);
3396 return read(fd, buf, cnt);
3401 win32_write(int fd, const void *buf, unsigned int cnt)
3403 return write(fd, buf, cnt);
3407 win32_mkdir(const char *dir, int mode)
3411 WCHAR wBuffer[MAX_PATH+1];
3412 A2WHELPER(dir, wBuffer, sizeof(wBuffer));
3413 return _wmkdir(PerlDir_mapW(wBuffer));
3415 return mkdir(PerlDir_mapA(dir)); /* just ignore mode */
3419 win32_rmdir(const char *dir)
3423 WCHAR wBuffer[MAX_PATH+1];
3424 A2WHELPER(dir, wBuffer, sizeof(wBuffer));
3425 return _wrmdir(PerlDir_mapW(wBuffer));
3427 return rmdir(PerlDir_mapA(dir));
3431 win32_chdir(const char *dir)
3439 WCHAR wBuffer[MAX_PATH+1];
3440 A2WHELPER(dir, wBuffer, sizeof(wBuffer));
3441 return _wchdir(wBuffer);
3447 win32_access(const char *path, int mode)
3451 WCHAR wBuffer[MAX_PATH+1];
3452 A2WHELPER(path, wBuffer, sizeof(wBuffer));
3453 return _waccess(PerlDir_mapW(wBuffer), mode);
3455 return access(PerlDir_mapA(path), mode);
3459 win32_chmod(const char *path, int mode)
3463 WCHAR wBuffer[MAX_PATH+1];
3464 A2WHELPER(path, wBuffer, sizeof(wBuffer));
3465 return _wchmod(PerlDir_mapW(wBuffer), mode);
3467 return chmod(PerlDir_mapA(path), mode);
3472 create_command_line(char *cname, STRLEN clen, const char * const *args)
3479 bool bat_file = FALSE;
3480 bool cmd_shell = FALSE;
3481 bool dumb_shell = FALSE;
3482 bool extra_quotes = FALSE;
3483 bool quote_next = FALSE;
3486 cname = (char*)args[0];
3488 /* The NT cmd.exe shell has the following peculiarity that needs to be
3489 * worked around. It strips a leading and trailing dquote when any
3490 * of the following is true:
3491 * 1. the /S switch was used
3492 * 2. there are more than two dquotes
3493 * 3. there is a special character from this set: &<>()@^|
3494 * 4. no whitespace characters within the two dquotes
3495 * 5. string between two dquotes isn't an executable file
3496 * To work around this, we always add a leading and trailing dquote
3497 * to the string, if the first argument is either "cmd.exe" or "cmd",
3498 * and there were at least two or more arguments passed to cmd.exe
3499 * (not including switches).
3500 * XXX the above rules (from "cmd /?") don't seem to be applied
3501 * always, making for the convolutions below :-(
3505 clen = strlen(cname);
3508 && (stricmp(&cname[clen-4], ".bat") == 0
3509 || (IsWinNT() && stricmp(&cname[clen-4], ".cmd") == 0)))
3515 char *exe = strrchr(cname, '/');
3516 char *exe2 = strrchr(cname, '\\');
3523 if (stricmp(exe, "cmd.exe") == 0 || stricmp(exe, "cmd") == 0) {
3527 else if (stricmp(exe, "command.com") == 0
3528 || stricmp(exe, "command") == 0)
3535 DEBUG_p(PerlIO_printf(Perl_debug_log, "Args "));
3536 for (index = 0; (arg = (char*)args[index]) != NULL; ++index) {
3537 STRLEN curlen = strlen(arg);
3538 if (!(arg[0] == '"' && arg[curlen-1] == '"'))
3539 len += 2; /* assume quoting needed (worst case) */
3541 DEBUG_p(PerlIO_printf(Perl_debug_log, "[%s]",arg));
3543 DEBUG_p(PerlIO_printf(Perl_debug_log, "\n"));
3546 New(1310, cmd, len, char);
3551 extra_quotes = TRUE;
3554 for (index = 0; (arg = (char*)args[index]) != NULL; ++index) {
3556 STRLEN curlen = strlen(arg);
3558 /* we want to protect empty arguments and ones with spaces with
3559 * dquotes, but only if they aren't already there */
3564 else if (quote_next) {
3565 /* see if it really is multiple arguments pretending to
3566 * be one and force a set of quotes around it */
3567 if (*find_next_space(arg))
3570 else if (!(arg[0] == '"' && curlen > 1 && arg[curlen-1] == '"')) {
3572 while (i < curlen) {
3573 if (isSPACE(arg[i])) {
3576 else if (arg[i] == '"') {
3599 && (stricmp(arg, "/x/c") == 0 || stricmp(arg, "/c") == 0))
3601 /* is there a next argument? */
3602 if (args[index+1]) {
3603 /* are there two or more next arguments? */
3604 if (args[index+2]) {
3606 extra_quotes = TRUE;
3609 /* single argument, force quoting if it has spaces */
3625 qualified_path(const char *cmd)
3629 char *fullcmd, *curfullcmd;
3635 fullcmd = (char*)cmd;
3637 if (*fullcmd == '/' || *fullcmd == '\\')
3644 pathstr = PerlEnv_getenv("PATH");
3645 New(0, fullcmd, MAX_PATH+1, char);
3646 curfullcmd = fullcmd;
3651 /* start by appending the name to the current prefix */
3652 strcpy(curfullcmd, cmd);
3653 curfullcmd += cmdlen;
3655 /* if it doesn't end with '.', or has no extension, try adding
3656 * a trailing .exe first */
3657 if (cmd[cmdlen-1] != '.'
3658 && (cmdlen < 4 || cmd[cmdlen-4] != '.'))
3660 strcpy(curfullcmd, ".exe");
3661 res = GetFileAttributes(fullcmd);
3662 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
3667 /* that failed, try the bare name */
3668 res = GetFileAttributes(fullcmd);
3669 if (res != 0xFFFFFFFF && !(res & FILE_ATTRIBUTE_DIRECTORY))
3672 /* quit if no other path exists, or if cmd already has path */
3673 if (!pathstr || !*pathstr || has_slash)
3676 /* skip leading semis */
3677 while (*pathstr == ';')
3680 /* build a new prefix from scratch */
3681 curfullcmd = fullcmd;
3682 while (*pathstr && *pathstr != ';') {
3683 if (*pathstr == '"') { /* foo;"baz;etc";bar */
3684 pathstr++; /* skip initial '"' */
3685 while (*pathstr && *pathstr != '"') {
3686 if ((STRLEN)(curfullcmd-fullcmd) < MAX_PATH-cmdlen-5)
3687 *curfullcmd++ = *pathstr;
3691 pathstr++; /* skip trailing '"' */
3694 if ((STRLEN)(curfullcmd-fullcmd) < MAX_PATH-cmdlen-5)
3695 *curfullcmd++ = *pathstr;
3700 pathstr++; /* skip trailing semi */
3701 if (curfullcmd > fullcmd /* append a dir separator */
3702 && curfullcmd[-1] != '/' && curfullcmd[-1] != '\\')
3704 *curfullcmd++ = '\\';
3712 /* The following are just place holders.
3713 * Some hosts may provide and environment that the OS is
3714 * not tracking, therefore, these host must provide that
3715 * environment and the current directory to CreateProcess
3719 win32_get_childenv(void)
3725 win32_free_childenv(void* d)
3730 win32_clearenv(void)
3732 char *envv = GetEnvironmentStrings();
3736 char *end = strchr(cur,'=');
3737 if (end && end != cur) {
3739 SetEnvironmentVariable(cur, NULL);
3741 cur = end + strlen(end+1)+2;
3743 else if ((len = strlen(cur)))
3746 FreeEnvironmentStrings(envv);
3750 win32_get_childdir(void)
3754 char szfilename[(MAX_PATH+1)*2];
3756 WCHAR wfilename[MAX_PATH+1];
3757 GetCurrentDirectoryW(MAX_PATH+1, wfilename);
3758 W2AHELPER(wfilename, szfilename, sizeof(szfilename));
3761 GetCurrentDirectoryA(MAX_PATH+1, szfilename);
3764 New(0, ptr, strlen(szfilename)+1, char);
3765 strcpy(ptr, szfilename);
3770 win32_free_childdir(char* d)
3777 /* XXX this needs to be made more compatible with the spawnvp()
3778 * provided by the various RTLs. In particular, searching for
3779 * *.{com,bat,cmd} files (as done by the RTLs) is unimplemented.
3780 * This doesn't significantly affect perl itself, because we
3781 * always invoke things using PERL5SHELL if a direct attempt to
3782 * spawn the executable fails.
3784 * XXX splitting and rejoining the commandline between do_aspawn()
3785 * and win32_spawnvp() could also be avoided.
3789 win32_spawnvp(int mode, const char *cmdname, const char *const *argv)
3791 #ifdef USE_RTL_SPAWNVP
3792 return spawnvp(mode, cmdname, (char * const *)argv);
3799 STARTUPINFO StartupInfo;
3800 PROCESS_INFORMATION ProcessInformation;
3803 char *fullcmd = Nullch;
3804 char *cname = (char *)cmdname;
3808 clen = strlen(cname);
3809 /* if command name contains dquotes, must remove them */
3810 if (strchr(cname, '"')) {
3812 New(0,cname,clen+1,char);
3825 cmd = create_command_line(cname, clen, argv);
3827 env = PerlEnv_get_childenv();
3828 dir = PerlEnv_get_childdir();
3831 case P_NOWAIT: /* asynch + remember result */
3832 if (w32_num_children >= MAXIMUM_WAIT_OBJECTS) {
3837 /* Create a new process group so we can use GenerateConsoleCtrlEvent()
3840 create |= CREATE_NEW_PROCESS_GROUP;
3843 case P_WAIT: /* synchronous execution */
3845 default: /* invalid mode */
3850 memset(&StartupInfo,0,sizeof(StartupInfo));
3851 StartupInfo.cb = sizeof(StartupInfo);
3852 memset(&tbl,0,sizeof(tbl));
3853 PerlEnv_get_child_IO(&tbl);
3854 StartupInfo.dwFlags = tbl.dwFlags;
3855 StartupInfo.dwX = tbl.dwX;
3856 StartupInfo.dwY = tbl.dwY;
3857 StartupInfo.dwXSize = tbl.dwXSize;
3858 StartupInfo.dwYSize = tbl.dwYSize;
3859 StartupInfo.dwXCountChars = tbl.dwXCountChars;
3860 StartupInfo.dwYCountChars = tbl.dwYCountChars;
3861 StartupInfo.dwFillAttribute = tbl.dwFillAttribute;
3862 StartupInfo.wShowWindow = tbl.wShowWindow;
3863 StartupInfo.hStdInput = tbl.childStdIn;
3864 StartupInfo.hStdOutput = tbl.childStdOut;
3865 StartupInfo.hStdError = tbl.childStdErr;
3866 if (StartupInfo.hStdInput == INVALID_HANDLE_VALUE &&
3867 StartupInfo.hStdOutput == INVALID_HANDLE_VALUE &&
3868 StartupInfo.hStdError == INVALID_HANDLE_VALUE)
3870 create |= CREATE_NEW_CONSOLE;
3873 StartupInfo.dwFlags |= STARTF_USESTDHANDLES;
3875 if (w32_use_showwindow) {
3876 StartupInfo.dwFlags |= STARTF_USESHOWWINDOW;
3877 StartupInfo.wShowWindow = w32_showwindow;
3880 DEBUG_p(PerlIO_printf(Perl_debug_log, "Spawning [%s] with [%s]\n",
3883 if (!CreateProcess(cname, /* search PATH to find executable */
3884 cmd, /* executable, and its arguments */
3885 NULL, /* process attributes */
3886 NULL, /* thread attributes */
3887 TRUE, /* inherit handles */
3888 create, /* creation flags */
3889 (LPVOID)env, /* inherit environment */
3890 dir, /* inherit cwd */
3892 &ProcessInformation))
3894 /* initial NULL argument to CreateProcess() does a PATH
3895 * search, but it always first looks in the directory
3896 * where the current process was started, which behavior
3897 * is undesirable for backward compatibility. So we
3898 * jump through our own hoops by picking out the path
3899 * we really want it to use. */
3901 fullcmd = qualified_path(cname);
3903 if (cname != cmdname)
3906 DEBUG_p(PerlIO_printf(Perl_debug_log,
3907 "Retrying [%s] with same args\n",
3917 if (mode == P_NOWAIT) {
3918 /* asynchronous spawn -- store handle, return PID */
3919 ret = (int)ProcessInformation.dwProcessId;
3920 if (IsWin95() && ret < 0)
3923 w32_child_handles[w32_num_children] = ProcessInformation.hProcess;
3924 w32_child_pids[w32_num_children] = (DWORD)ret;
3929 win32_msgwait(aTHX_ 1, &ProcessInformation.hProcess, INFINITE, NULL);
3930 /* FIXME: if msgwait returned due to message perhaps forward the
3931 "signal" to the process
3933 GetExitCodeProcess(ProcessInformation.hProcess, &status);
3935 CloseHandle(ProcessInformation.hProcess);
3938 CloseHandle(ProcessInformation.hThread);
3941 PerlEnv_free_childenv(env);
3942 PerlEnv_free_childdir(dir);
3944 if (cname != cmdname)
3951 win32_execv(const char *cmdname, const char *const *argv)
3955 /* if this is a pseudo-forked child, we just want to spawn
3956 * the new program, and return */
3958 return spawnv(P_WAIT, cmdname, (char *const *)argv);
3960 return execv(cmdname, (char *const *)argv);
3964 win32_execvp(const char *cmdname, const char *const *argv)
3968 /* if this is a pseudo-forked child, we just want to spawn
3969 * the new program, and return */
3970 if (w32_pseudo_id) {
3971 int status = win32_spawnvp(P_WAIT, cmdname, (char *const *)argv);
3980 return execvp(cmdname, (char *const *)argv);
3984 win32_perror(const char *str)
3990 win32_setbuf(FILE *pf, char *buf)
3996 win32_setvbuf(FILE *pf, char *buf, int type, size_t size)
3998 return setvbuf(pf, buf, type, size);
4002 win32_flushall(void)
4008 win32_fcloseall(void)
4014 win32_fgets(char *s, int n, FILE *pf)
4016 return fgets(s, n, pf);
4026 win32_fgetc(FILE *pf)
4032 win32_putc(int c, FILE *pf)
4038 win32_puts(const char *s)
4050 win32_putchar(int c)
4057 #ifndef USE_PERL_SBRK
4059 static char *committed = NULL; /* XXX threadead */
4060 static char *base = NULL; /* XXX threadead */
4061 static char *reserved = NULL; /* XXX threadead */
4062 static char *brk = NULL; /* XXX threadead */
4063 static DWORD pagesize = 0; /* XXX threadead */
4064 static DWORD allocsize = 0; /* XXX threadead */
4067 sbrk(ptrdiff_t need)
4072 GetSystemInfo(&info);
4073 /* Pretend page size is larger so we don't perpetually
4074 * call the OS to commit just one page ...
4076 pagesize = info.dwPageSize << 3;
4077 allocsize = info.dwAllocationGranularity;
4079 /* This scheme fails eventually if request for contiguous
4080 * block is denied so reserve big blocks - this is only
4081 * address space not memory ...
4083 if (brk+need >= reserved)
4085 DWORD size = 64*1024*1024;
4087 if (committed && reserved && committed < reserved)
4089 /* Commit last of previous chunk cannot span allocations */
4090 addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE);
4092 committed = reserved;
4094 /* Reserve some (more) space
4095 * Note this is a little sneaky, 1st call passes NULL as reserved
4096 * so lets system choose where we start, subsequent calls pass
4097 * the old end address so ask for a contiguous block
4099 addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS);
4102 reserved = addr+size;
4117 if (brk > committed)
4119 DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize;
4120 char *addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE);
4135 win32_malloc(size_t size)
4137 return malloc(size);
4141 win32_calloc(size_t numitems, size_t size)
4143 return calloc(numitems,size);
4147 win32_realloc(void *block, size_t size)
4149 return realloc(block,size);
4153 win32_free(void *block)
4160 win32_open_osfhandle(intptr_t handle, int flags)
4162 #ifdef USE_FIXED_OSFHANDLE
4164 return my_open_osfhandle(handle, flags);
4166 return _open_osfhandle(handle, flags);
4170 win32_get_osfhandle(int fd)
4172 return (intptr_t)_get_osfhandle(fd);
4176 win32_fdupopen(FILE *pf)
4181 int fileno = win32_dup(win32_fileno(pf));
4183 /* open the file in the same mode */
4185 if((pf)->flags & _F_READ) {
4189 else if((pf)->flags & _F_WRIT) {
4193 else if((pf)->flags & _F_RDWR) {
4199 if((pf)->_flag & _IOREAD) {
4203 else if((pf)->_flag & _IOWRT) {
4207 else if((pf)->_flag & _IORW) {
4214 /* it appears that the binmode is attached to the
4215 * file descriptor so binmode files will be handled
4218 pfdup = win32_fdopen(fileno, mode);
4220 /* move the file pointer to the same position */
4221 if (!fgetpos(pf, &pos)) {
4222 fsetpos(pfdup, &pos);
4228 win32_dynaload(const char* filename)
4232 char buf[MAX_PATH+1];
4235 /* LoadLibrary() doesn't recognize forward slashes correctly,
4236 * so turn 'em back. */
4237 first = strchr(filename, '/');
4239 STRLEN len = strlen(filename);
4240 if (len <= MAX_PATH) {
4241 strcpy(buf, filename);
4242 filename = &buf[first - filename];
4244 if (*filename == '/')
4245 *(char*)filename = '\\';
4252 WCHAR wfilename[MAX_PATH+1];
4253 A2WHELPER(filename, wfilename, sizeof(wfilename));
4254 hModule = LoadLibraryExW(PerlDir_mapW(wfilename), NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
4257 hModule = LoadLibraryExA(PerlDir_mapA(filename), NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
4267 XS(w32_SetChildShowWindow)
4270 BOOL use_showwindow = w32_use_showwindow;
4271 /* use "unsigned short" because Perl has redefined "WORD" */
4272 unsigned short showwindow = w32_showwindow;
4275 Perl_croak(aTHX_ "usage: Win32::SetChildShowWindow($showwindow)");
4277 if (items == 0 || !SvOK(ST(0)))
4278 w32_use_showwindow = FALSE;
4280 w32_use_showwindow = TRUE;
4281 w32_showwindow = (unsigned short)SvIV(ST(0));
4286 ST(0) = sv_2mortal(newSViv(showwindow));
4288 ST(0) = &PL_sv_undef;
4296 /* Make the host for current directory */
4297 char* ptr = PerlEnv_get_childdir();
4300 * then it worked, set PV valid,
4301 * else return 'undef'
4304 SV *sv = sv_newmortal();
4306 PerlEnv_free_childdir(ptr);
4308 #ifndef INCOMPLETE_TAINTS
4325 Perl_croak(aTHX_ "usage: Win32::SetCurrentDirectory($cwd)");
4326 if (!PerlDir_chdir(SvPV_nolen(ST(0))))
4333 XS(w32_GetNextAvailDrive)
4337 char root[] = "_:\\";
4342 if (GetDriveType(root) == 1) {
4351 XS(w32_GetLastError)
4355 XSRETURN_IV(GetLastError());
4359 XS(w32_SetLastError)
4363 Perl_croak(aTHX_ "usage: Win32::SetLastError($error)");
4364 SetLastError(SvIV(ST(0)));
4372 char *name = w32_getlogin_buffer;
4373 DWORD size = sizeof(w32_getlogin_buffer);
4375 if (GetUserName(name,&size)) {
4376 /* size includes NULL */
4377 ST(0) = sv_2mortal(newSVpvn(name,size-1));
4387 char name[MAX_COMPUTERNAME_LENGTH+1];
4388 DWORD size = sizeof(name);
4390 if (GetComputerName(name,&size)) {
4391 /* size does NOT include NULL :-( */
4392 ST(0) = sv_2mortal(newSVpvn(name,size));
4403 HINSTANCE hNetApi32 = LoadLibrary("netapi32.dll");
4404 DWORD (__stdcall *pfnNetApiBufferFree)(LPVOID Buffer);
4405 DWORD (__stdcall *pfnNetWkstaGetInfo)(LPWSTR servername, DWORD level,
4409 pfnNetApiBufferFree = (DWORD (__stdcall *)(void *))
4410 GetProcAddress(hNetApi32, "NetApiBufferFree");
4411 pfnNetWkstaGetInfo = (DWORD (__stdcall *)(LPWSTR, DWORD, void *))
4412 GetProcAddress(hNetApi32, "NetWkstaGetInfo");
4415 if (hNetApi32 && pfnNetWkstaGetInfo && pfnNetApiBufferFree) {
4416 /* this way is more reliable, in case user has a local account. */
4418 DWORD dnamelen = sizeof(dname);
4420 DWORD wki100_platform_id;
4421 LPWSTR wki100_computername;
4422 LPWSTR wki100_langroup;
4423 DWORD wki100_ver_major;
4424 DWORD wki100_ver_minor;
4426 /* NERR_Success *is* 0*/
4427 if (0 == pfnNetWkstaGetInfo(NULL, 100, &pwi)) {
4428 if (pwi->wki100_langroup && *(pwi->wki100_langroup)) {
4429 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_langroup,
4430 -1, (LPSTR)dname, dnamelen, NULL, NULL);
4433 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_computername,
4434 -1, (LPSTR)dname, dnamelen, NULL, NULL);
4436 pfnNetApiBufferFree(pwi);
4437 FreeLibrary(hNetApi32);
4440 FreeLibrary(hNetApi32);
4443 /* Win95 doesn't have NetWksta*(), so do it the old way */
4445 DWORD size = sizeof(name);
4447 FreeLibrary(hNetApi32);
4448 if (GetUserName(name,&size)) {
4449 char sid[ONE_K_BUFSIZE];
4450 DWORD sidlen = sizeof(sid);
4452 DWORD dnamelen = sizeof(dname);
4454 if (LookupAccountName(NULL, name, (PSID)&sid, &sidlen,
4455 dname, &dnamelen, &snu)) {
4456 XSRETURN_PV(dname); /* all that for this */
4468 DWORD flags, filecomplen;
4469 if (GetVolumeInformation(NULL, NULL, 0, NULL, &filecomplen,
4470 &flags, fsname, sizeof(fsname))) {
4471 if (GIMME_V == G_ARRAY) {
4472 XPUSHs(sv_2mortal(newSVpvn(fsname,strlen(fsname))));
4473 XPUSHs(sv_2mortal(newSViv(flags)));
4474 XPUSHs(sv_2mortal(newSViv(filecomplen)));
4479 XSRETURN_PV(fsname);
4485 XS(w32_GetOSVersion)
4488 OSVERSIONINFOA osver;
4491 OSVERSIONINFOW osverw;
4492 char szCSDVersion[sizeof(osverw.szCSDVersion)];
4493 osverw.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
4494 if (!GetVersionExW(&osverw)) {
4497 W2AHELPER(osverw.szCSDVersion, szCSDVersion, sizeof(szCSDVersion));
4498 XPUSHs(newSVpvn(szCSDVersion, strlen(szCSDVersion)));
4499 osver.dwMajorVersion = osverw.dwMajorVersion;
4500 osver.dwMinorVersion = osverw.dwMinorVersion;
4501 osver.dwBuildNumber = osverw.dwBuildNumber;
4502 osver.dwPlatformId = osverw.dwPlatformId;
4505 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);
4506 if (!GetVersionExA(&osver)) {
4509 XPUSHs(newSVpvn(osver.szCSDVersion, strlen(osver.szCSDVersion)));
4511 XPUSHs(newSViv(osver.dwMajorVersion));
4512 XPUSHs(newSViv(osver.dwMinorVersion));
4513 XPUSHs(newSViv(osver.dwBuildNumber));
4514 XPUSHs(newSViv(osver.dwPlatformId));
4523 XSRETURN_IV(IsWinNT());
4531 XSRETURN_IV(IsWin95());
4535 XS(w32_FormatMessage)
4539 char msgbuf[ONE_K_BUFSIZE];
4542 Perl_croak(aTHX_ "usage: Win32::FormatMessage($errno)");
4545 WCHAR wmsgbuf[ONE_K_BUFSIZE];
4546 if (FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM,
4547 &source, SvIV(ST(0)), 0,
4548 wmsgbuf, ONE_K_BUFSIZE-1, NULL))
4550 W2AHELPER(wmsgbuf, msgbuf, sizeof(msgbuf));
4551 XSRETURN_PV(msgbuf);
4555 if (FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM,
4556 &source, SvIV(ST(0)), 0,
4557 msgbuf, sizeof(msgbuf)-1, NULL))
4558 XSRETURN_PV(msgbuf);
4571 PROCESS_INFORMATION stProcInfo;
4572 STARTUPINFO stStartInfo;
4573 BOOL bSuccess = FALSE;
4576 Perl_croak(aTHX_ "usage: Win32::Spawn($cmdName, $args, $PID)");
4578 cmd = SvPV_nolen(ST(0));
4579 args = SvPV_nolen(ST(1));
4581 env = PerlEnv_get_childenv();
4582 dir = PerlEnv_get_childdir();
4584 memset(&stStartInfo, 0, sizeof(stStartInfo)); /* Clear the block */
4585 stStartInfo.cb = sizeof(stStartInfo); /* Set the structure size */
4586 stStartInfo.dwFlags = STARTF_USESHOWWINDOW; /* Enable wShowWindow control */
4587 stStartInfo.wShowWindow = SW_SHOWMINNOACTIVE; /* Start min (normal) */
4590 cmd, /* Image path */
4591 args, /* Arguments for command line */
4592 NULL, /* Default process security */
4593 NULL, /* Default thread security */
4594 FALSE, /* Must be TRUE to use std handles */
4595 NORMAL_PRIORITY_CLASS, /* No special scheduling */
4596 env, /* Inherit our environment block */
4597 dir, /* Inherit our currrent directory */
4598 &stStartInfo, /* -> Startup info */
4599 &stProcInfo)) /* <- Process info (if OK) */
4601 int pid = (int)stProcInfo.dwProcessId;
4602 if (IsWin95() && pid < 0)
4604 sv_setiv(ST(2), pid);
4605 CloseHandle(stProcInfo.hThread);/* library source code does this. */
4608 PerlEnv_free_childenv(env);
4609 PerlEnv_free_childdir(dir);
4610 XSRETURN_IV(bSuccess);
4614 XS(w32_GetTickCount)
4617 DWORD msec = GetTickCount();
4625 XS(w32_GetShortPathName)
4632 Perl_croak(aTHX_ "usage: Win32::GetShortPathName($longPathName)");
4634 shortpath = sv_mortalcopy(ST(0));
4635 SvUPGRADE(shortpath, SVt_PV);
4636 if (!SvPVX(shortpath) || !SvLEN(shortpath))
4639 /* src == target is allowed */
4641 len = GetShortPathName(SvPVX(shortpath),
4644 } while (len >= SvLEN(shortpath) && sv_grow(shortpath,len+1));
4646 SvCUR_set(shortpath,len);
4654 XS(w32_GetFullPathName)
4663 Perl_croak(aTHX_ "usage: Win32::GetFullPathName($filename)");
4666 fullpath = sv_mortalcopy(filename);
4667 SvUPGRADE(fullpath, SVt_PV);
4668 if (!SvPVX(fullpath) || !SvLEN(fullpath))
4672 len = GetFullPathName(SvPVX(filename),
4676 } while (len >= SvLEN(fullpath) && sv_grow(fullpath,len+1));
4678 if (GIMME_V == G_ARRAY) {
4681 XST_mPV(1,filepart);
4682 len = filepart - SvPVX(fullpath);
4689 SvCUR_set(fullpath,len);
4697 XS(w32_GetLongPathName)
4701 char tmpbuf[MAX_PATH+1];
4706 Perl_croak(aTHX_ "usage: Win32::GetLongPathName($pathname)");
4709 pathstr = SvPV(path,len);
4710 strcpy(tmpbuf, pathstr);
4711 pathstr = win32_longpath(tmpbuf);
4713 ST(0) = sv_2mortal(newSVpvn(pathstr, strlen(pathstr)));
4724 Perl_croak(aTHX_ "usage: Win32::Sleep($milliseconds)");
4735 Perl_croak(aTHX_ "usage: Win32::CopyFile($from, $to, $overwrite)");
4737 WCHAR wSourceFile[MAX_PATH+1];
4738 WCHAR wDestFile[MAX_PATH+1];
4739 A2WHELPER(SvPV_nolen(ST(0)), wSourceFile, sizeof(wSourceFile));
4740 wcscpy(wSourceFile, PerlDir_mapW(wSourceFile));
4741 A2WHELPER(SvPV_nolen(ST(1)), wDestFile, sizeof(wDestFile));
4742 bResult = CopyFileW(wSourceFile, PerlDir_mapW(wDestFile), !SvTRUE(ST(2)));
4745 char szSourceFile[MAX_PATH+1];
4746 strcpy(szSourceFile, PerlDir_mapA(SvPV_nolen(ST(0))));
4747 bResult = CopyFileA(szSourceFile, PerlDir_mapA(SvPV_nolen(ST(1))), !SvTRUE(ST(2)));
4756 Perl_init_os_extras(void)
4759 char *file = __FILE__;
4762 /* these names are Activeware compatible */
4763 newXS("Win32::GetCwd", w32_GetCwd, file);
4764 newXS("Win32::SetCwd", w32_SetCwd, file);
4765 newXS("Win32::GetNextAvailDrive", w32_GetNextAvailDrive, file);
4766 newXS("Win32::GetLastError", w32_GetLastError, file);
4767 newXS("Win32::SetLastError", w32_SetLastError, file);
4768 newXS("Win32::LoginName", w32_LoginName, file);
4769 newXS("Win32::NodeName", w32_NodeName, file);
4770 newXS("Win32::DomainName", w32_DomainName, file);
4771 newXS("Win32::FsType", w32_FsType, file);
4772 newXS("Win32::GetOSVersion", w32_GetOSVersion, file);
4773 newXS("Win32::IsWinNT", w32_IsWinNT, file);
4774 newXS("Win32::IsWin95", w32_IsWin95, file);
4775 newXS("Win32::FormatMessage", w32_FormatMessage, file);
4776 newXS("Win32::Spawn", w32_Spawn, file);
4777 newXS("Win32::GetTickCount", w32_GetTickCount, file);
4778 newXS("Win32::GetShortPathName", w32_GetShortPathName, file);
4779 newXS("Win32::GetFullPathName", w32_GetFullPathName, file);
4780 newXS("Win32::GetLongPathName", w32_GetLongPathName, file);
4781 newXS("Win32::CopyFile", w32_CopyFile, file);
4782 newXS("Win32::Sleep", w32_Sleep, file);
4783 newXS("Win32::SetChildShowWindow", w32_SetChildShowWindow, file);
4785 /* XXX Bloat Alert! The following Activeware preloads really
4786 * ought to be part of Win32::Sys::*, so they're not included
4789 /* LookupAccountName
4791 * InitiateSystemShutdown
4792 * AbortSystemShutdown
4793 * ExpandEnvrironmentStrings
4798 win32_signal_context(void)
4803 my_perl = PL_curinterp;
4804 PERL_SET_THX(my_perl);
4808 return PL_curinterp;
4814 win32_ctrlhandler(DWORD dwCtrlType)
4817 dTHXa(PERL_GET_SIG_CONTEXT);
4823 switch(dwCtrlType) {
4824 case CTRL_CLOSE_EVENT:
4825 /* A signal that the system sends to all processes attached to a console when
4826 the user closes the console (either by choosing the Close command from the
4827 console window's System menu, or by choosing the End Task command from the
4830 if (do_raise(aTHX_ 1)) /* SIGHUP */
4831 sig_terminate(aTHX_ 1);
4835 /* A CTRL+c signal was received */
4836 if (do_raise(aTHX_ SIGINT))
4837 sig_terminate(aTHX_ SIGINT);
4840 case CTRL_BREAK_EVENT:
4841 /* A CTRL+BREAK signal was received */
4842 if (do_raise(aTHX_ SIGBREAK))
4843 sig_terminate(aTHX_ SIGBREAK);
4846 case CTRL_LOGOFF_EVENT:
4847 /* A signal that the system sends to all console processes when a user is logging
4848 off. This signal does not indicate which user is logging off, so no
4849 assumptions can be made.
4852 case CTRL_SHUTDOWN_EVENT:
4853 /* A signal that the system sends to all console processes when the system is
4856 if (do_raise(aTHX_ SIGTERM))
4857 sig_terminate(aTHX_ SIGTERM);
4867 Perl_win32_init(int *argcp, char ***argvp)
4869 /* Disable floating point errors, Perl will trap the ones we
4870 * care about. VC++ RTL defaults to switching these off
4871 * already, but the Borland RTL doesn't. Since we don't
4872 * want to be at the vendor's whim on the default, we set
4873 * it explicitly here.
4875 #if !defined(_ALPHA_) && !defined(__GNUC__)
4876 _control87(MCW_EM, MCW_EM);
4882 win32_get_child_IO(child_IO_table* ptbl)
4884 ptbl->childStdIn = GetStdHandle(STD_INPUT_HANDLE);
4885 ptbl->childStdOut = GetStdHandle(STD_OUTPUT_HANDLE);
4886 ptbl->childStdErr = GetStdHandle(STD_ERROR_HANDLE);
4890 win32_signal(int sig, Sighandler_t subcode)
4893 if (sig < SIG_SIZE) {
4894 int save_errno = errno;
4895 Sighandler_t result = signal(sig, subcode);
4896 if (result == SIG_ERR) {
4897 result = w32_sighandler[sig];
4900 w32_sighandler[sig] = subcode;
4910 #ifdef HAVE_INTERP_INTERN
4914 win32_csighandler(int sig)
4917 dTHXa(PERL_GET_SIG_CONTEXT);
4918 Perl_warn(aTHX_ "Got signal %d",sig);
4924 Perl_sys_intern_init(pTHX)
4927 w32_perlshell_tokens = Nullch;
4928 w32_perlshell_vec = (char**)NULL;
4929 w32_perlshell_items = 0;
4930 w32_fdpid = newAV();
4931 New(1313, w32_children, 1, child_tab);
4932 w32_num_children = 0;
4933 # ifdef USE_ITHREADS
4935 New(1313, w32_pseudo_children, 1, child_tab);
4936 w32_num_pseudo_children = 0;
4938 w32_init_socktype = 0;
4941 for (i=0; i < SIG_SIZE; i++) {
4942 w32_sighandler[i] = SIG_DFL;
4945 if (my_perl == PL_curinterp) {
4949 /* Force C runtime signal stuff to set its console handler */
4950 signal(SIGINT,&win32_csighandler);
4951 signal(SIGBREAK,&win32_csighandler);
4952 /* Push our handler on top */
4953 SetConsoleCtrlHandler(win32_ctrlhandler,TRUE);
4958 Perl_sys_intern_clear(pTHX)
4960 Safefree(w32_perlshell_tokens);
4961 Safefree(w32_perlshell_vec);
4962 /* NOTE: w32_fdpid is freed by sv_clean_all() */
4963 Safefree(w32_children);
4965 KillTimer(NULL,w32_timerid);
4968 # ifdef MULTIPLICITY
4969 if (my_perl == PL_curinterp) {
4973 SetConsoleCtrlHandler(win32_ctrlhandler,FALSE);
4975 # ifdef USE_ITHREADS
4976 Safefree(w32_pseudo_children);
4980 # ifdef USE_ITHREADS
4983 Perl_sys_intern_dup(pTHX_ struct interp_intern *src, struct interp_intern *dst)
4985 dst->perlshell_tokens = Nullch;
4986 dst->perlshell_vec = (char**)NULL;
4987 dst->perlshell_items = 0;
4988 dst->fdpid = newAV();
4989 Newz(1313, dst->children, 1, child_tab);
4991 Newz(1313, dst->pseudo_children, 1, child_tab);
4992 dst->thr_intern.Winit_socktype = 0;
4994 dst->poll_count = 0;
4995 Copy(src->sigtable,dst->sigtable,SIG_SIZE,Sighandler_t);
4997 # endif /* USE_ITHREADS */
4998 #endif /* HAVE_INTERP_INTERN */
5001 win32_free_argvw(pTHX_ void *ptr)
5003 char** argv = (char**)ptr;
5011 win32_argv2utf8(int argc, char** argv)
5016 LPWSTR* lpwStr = CommandLineToArgvW(GetCommandLineW(), &wargc);
5017 if (lpwStr && argc) {
5019 length = WideCharToMultiByte(CP_UTF8, 0, lpwStr[--wargc], -1, NULL, 0, NULL, NULL);
5020 Newz(0, psz, length, char);
5021 WideCharToMultiByte(CP_UTF8, 0, lpwStr[wargc], -1, psz, length, NULL, NULL);
5024 call_atexit(win32_free_argvw, argv);
5026 GlobalFree((HGLOBAL)lpwStr);