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
17 #undef __attribute__ /* seems broken in 2.8.0 */
18 #define __attribute__(p)
26 /* ugliness to work around a buggy struct definition in lmwksta.h */
33 #endif /* __MINGW32__ */
35 /* #include "config.h" */
37 #define PERLIO_NOT_STDIO 0
38 #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO)
47 extern CPerlObj* pPerl;
55 /* assert.h conflicts with #define of assert in perl.h */
62 #if defined(_MSC_VER) || defined(__MINGW32__)
63 #include <sys/utime.h>
69 /* Mingw32 defaults to globing command line
70 * So we turn it off like this:
77 #define EXECF_SPAWN_NOWAIT 3
79 #if defined(PERL_OBJECT)
80 #undef win32_get_privlib
81 #define win32_get_privlib g_win32_get_privlib
82 #undef win32_get_sitelib
83 #define win32_get_sitelib g_win32_get_sitelib
85 #define do_aspawn g_do_aspawn
87 #define do_spawn g_do_spawn
89 #define do_exec g_do_exec
91 #define opendir g_opendir
93 #define readdir g_readdir
95 #define telldir g_telldir
97 #define seekdir g_seekdir
99 #define rewinddir g_rewinddir
101 #define closedir g_closedir
103 #define getlogin g_getlogin
106 static DWORD os_id(void);
107 static void get_shell(void);
108 static long tokenize(char *str, char **dest, char ***destv);
109 int do_spawn2(char *cmd, int exectype);
110 static BOOL has_redirection(char *ptr);
111 static long filetime_to_clock(PFILETIME ft);
112 static BOOL filetime_from_time(PFILETIME ft, time_t t);
113 static char * get_emd_part(char *leading, char *trailing, ...);
114 static void remove_dead_process(HANDLE deceased);
116 HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE;
117 static DWORD w32_platform = (DWORD)-1;
120 # ifdef USE_DECLSPEC_THREAD
121 __declspec(thread) char strerror_buffer[512];
122 __declspec(thread) char getlogin_buffer[128];
123 __declspec(thread) char w32_perllib_root[MAX_PATH+1];
124 # ifdef HAVE_DES_FCRYPT
125 __declspec(thread) char crypt_buffer[30];
128 # define strerror_buffer (thr->i.Wstrerror_buffer)
129 # define getlogin_buffer (thr->i.Wgetlogin_buffer)
130 # define w32_perllib_root (thr->i.Ww32_perllib_root)
131 # define crypt_buffer (thr->i.Wcrypt_buffer)
134 static char strerror_buffer[512];
135 static char getlogin_buffer[128];
136 static char w32_perllib_root[MAX_PATH+1];
137 # ifdef HAVE_DES_FCRYPT
138 static char crypt_buffer[30];
144 return (os_id() == VER_PLATFORM_WIN32_WINDOWS);
149 return (os_id() == VER_PLATFORM_WIN32_NT);
153 GetRegStrFromKey(HKEY hkey, const char *lpszValueName, char** ptr, DWORD* lpDataLen)
154 { /* Retrieve a REG_SZ or REG_EXPAND_SZ from the registry */
157 const char *subkey = "Software\\Perl";
160 retval = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &handle);
161 if (retval == ERROR_SUCCESS){
162 retval = RegQueryValueEx(handle, lpszValueName, 0, &type, NULL, lpDataLen);
163 if (retval == ERROR_SUCCESS && type == REG_SZ) {
165 Renew(*ptr, *lpDataLen, char);
168 New(1312, *ptr, *lpDataLen, char);
170 retval = RegQueryValueEx(handle, lpszValueName, 0, NULL, (PBYTE)*ptr, lpDataLen);
171 if (retval != ERROR_SUCCESS) {
182 GetRegStr(const char *lpszValueName, char** ptr, DWORD* lpDataLen)
184 *ptr = GetRegStrFromKey(HKEY_CURRENT_USER, lpszValueName, ptr, lpDataLen);
187 *ptr = GetRegStrFromKey(HKEY_LOCAL_MACHINE, lpszValueName, ptr, lpDataLen);
193 get_emd_part(char *prev_path, char *trailing_path, ...)
196 char mod_name[MAX_PATH];
200 int oldsize, newsize;
202 va_start(ap, trailing_path);
203 strip = va_arg(ap, char *);
205 GetModuleFileName((w32_perldll_handle == INVALID_HANDLE_VALUE)
206 ? GetModuleHandle(NULL)
207 : w32_perldll_handle, mod_name, sizeof(mod_name));
208 ptr = strrchr(mod_name, '\\');
209 while (ptr && strip) {
210 /* look for directories to skip back */
213 ptr = strrchr(mod_name, '\\');
214 if (!ptr || stricmp(ptr+1, strip) != 0) {
218 strip = va_arg(ap, char *);
226 strcpy(++ptr, trailing_path);
228 newsize = strlen(mod_name) + 1;
230 oldsize = strlen(prev_path) + 1;
231 newsize += oldsize; /* includes plus 1 for ';' */
232 Renew(prev_path, newsize, char);
233 prev_path[oldsize] = ';';
234 strcpy(&prev_path[oldsize], mod_name);
237 New(1311, prev_path, newsize, char);
238 strcpy(prev_path, mod_name);
245 win32_get_privlib(char *pl)
247 char *stdlib = "lib";
248 char buffer[MAX_PATH+1];
252 /* $stdlib = $HKCU{"lib-$]"} || $HKLM{"lib-$]"} || $HKCU{"lib"} || $HKLM{"lib"} || ""; */
253 sprintf(buffer, "%s-%s", stdlib, pl);
254 path = GetRegStr(buffer, &path, &datalen);
256 path = GetRegStr(stdlib, &path, &datalen);
258 /* $stdlib .= ";$EMD/../../lib" */
259 return get_emd_part(path, stdlib, ARCHNAME, "bin", Nullch);
263 win32_get_sitelib(char *pl)
265 char *sitelib = "sitelib";
267 char pathstr[MAX_PATH];
269 char *path1 = Nullch;
270 char *path2 = Nullch;
273 /* $HKCU{"sitelib-$]"} || $HKLM{"sitelib-$]"} . ---; */
274 sprintf(regstr, "%s-%s", sitelib, pl);
275 path1 = GetRegStr(regstr, &path1, &datalen);
278 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/$]/lib"; */
279 sprintf(pathstr, "site\\%s\\lib", pl);
280 path1 = get_emd_part(path1, pathstr, ARCHNAME, "bin", pl, Nullch);
282 /* $HKCU{'sitelib'} || $HKLM{'sitelib'} . ---; */
283 path2 = GetRegStr(sitelib, &path2, &datalen);
286 * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/lib"; */
287 path2 = get_emd_part(path2, "site\\lib", ARCHNAME, "bin", pl, Nullch);
296 newsize = len + strlen(path2) + 2; /* plus one for ';' */
298 Renew(path1, newsize, char);
300 strcpy(&path1[len], path2);
308 has_redirection(char *ptr)
314 * Scan string looking for redirection (< or >) or pipe
315 * characters (|) that are not in a quoted string
345 #if !defined(PERL_OBJECT)
346 /* since the current process environment is being updated in util.c
347 * the library functions will get the correct environment
350 my_popen(char *cmd, char *mode)
353 #define fixcmd(x) { \
354 char *pspace = strchr((x),' '); \
357 while (p < pspace) { \
368 win32_fflush(stdout);
369 win32_fflush(stderr);
370 return win32_popen(cmd, mode);
374 my_pclose(PerlIO *fp)
376 return win32_pclose(fp);
383 static OSVERSIONINFO osver;
385 if (osver.dwPlatformId != w32_platform) {
386 memset(&osver, 0, sizeof(OSVERSIONINFO));
387 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
388 GetVersionEx(&osver);
389 w32_platform = osver.dwPlatformId;
391 return (w32_platform);
394 /* Tokenize a string. Words are null-separated, and the list
395 * ends with a doubled null. Any character (except null and
396 * including backslash) may be escaped by preceding it with a
397 * backslash (the backslash will be stripped).
398 * Returns number of words in result buffer.
401 tokenize(char *str, char **dest, char ***destv)
403 char *retstart = Nullch;
404 char **retvstart = 0;
407 int slen = strlen(str);
409 register char **retv;
410 New(1307, ret, slen+2, char);
411 New(1308, retv, (slen+3)/2, char*);
419 if (*ret == '\\' && *str)
421 else if (*ret == ' ') {
437 retvstart[items] = Nullch;
449 if (!w32_perlshell_tokens) {
450 /* we don't use COMSPEC here for two reasons:
451 * 1. the same reason perl on UNIX doesn't use SHELL--rampant and
452 * uncontrolled unportability of the ensuing scripts.
453 * 2. PERL5SHELL could be set to a shell that may not be fit for
454 * interactive use (which is what most programs look in COMSPEC
457 char* defaultshell = (IsWinNT() ? "cmd.exe /x/c" : "command.com /c");
458 char *usershell = getenv("PERL5SHELL");
459 w32_perlshell_items = tokenize(usershell ? usershell : defaultshell,
460 &w32_perlshell_tokens,
466 do_aspawn(void *vreally, void **vmark, void **vsp)
468 SV *really = (SV*)vreally;
469 SV **mark = (SV**)vmark;
481 New(1306, argv, (sp - mark) + w32_perlshell_items + 2, char*);
483 if (SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) {
488 while (++mark <= sp) {
489 if (*mark && (str = SvPV(*mark, na)))
496 status = win32_spawnvp(flag,
497 (const char*)(really ? SvPV(really,na) : argv[0]),
498 (const char* const*)argv);
500 if (status < 0 && errno == ENOEXEC) {
501 /* possible shell-builtin, invoke with shell */
503 sh_items = w32_perlshell_items;
505 argv[index+sh_items] = argv[index];
506 while (--sh_items >= 0)
507 argv[sh_items] = w32_perlshell_vec[sh_items];
509 status = win32_spawnvp(flag,
510 (const char*)(really ? SvPV(really,na) : argv[0]),
511 (const char* const*)argv);
514 if (flag != P_NOWAIT) {
517 warn("Can't spawn \"%s\": %s", argv[0], strerror(errno));
522 statusvalue = status;
529 do_spawn2(char *cmd, int exectype)
535 BOOL needToTry = TRUE;
538 /* Save an extra exec if possible. See if there are shell
539 * metacharacters in it */
540 if (!has_redirection(cmd)) {
541 New(1301,argv, strlen(cmd) / 2 + 2, char*);
542 New(1302,cmd2, strlen(cmd) + 1, char);
545 for (s = cmd2; *s;) {
546 while (*s && isspace(*s))
550 while (*s && !isspace(*s))
559 status = win32_spawnvp(P_WAIT, argv[0],
560 (const char* const*)argv);
562 case EXECF_SPAWN_NOWAIT:
563 status = win32_spawnvp(P_NOWAIT, argv[0],
564 (const char* const*)argv);
567 status = win32_execvp(argv[0], (const char* const*)argv);
570 if (status != -1 || errno == 0)
580 New(1306, argv, w32_perlshell_items + 2, char*);
581 while (++i < w32_perlshell_items)
582 argv[i] = w32_perlshell_vec[i];
587 status = win32_spawnvp(P_WAIT, argv[0],
588 (const char* const*)argv);
590 case EXECF_SPAWN_NOWAIT:
591 status = win32_spawnvp(P_NOWAIT, argv[0],
592 (const char* const*)argv);
595 status = win32_execvp(argv[0], (const char* const*)argv);
601 if (exectype != EXECF_SPAWN_NOWAIT) {
604 warn("Can't %s \"%s\": %s",
605 (exectype == EXECF_EXEC ? "exec" : "spawn"),
606 cmd, strerror(errno));
611 statusvalue = status;
619 return do_spawn2(cmd, EXECF_SPAWN);
623 do_spawn_nowait(char *cmd)
625 return do_spawn2(cmd, EXECF_SPAWN_NOWAIT);
631 do_spawn2(cmd, EXECF_EXEC);
635 /* The idea here is to read all the directory names into a string table
636 * (separated by nulls) and when one of the other dir functions is called
637 * return the pointer to the current file name.
640 win32_opendir(char *filename)
645 char scanname[MAX_PATH+3];
647 WIN32_FIND_DATA FindData;
650 len = strlen(filename);
654 /* check to see if filename is a directory */
655 if (win32_stat(filename, &sbuf) < 0 || (sbuf.st_mode & S_IFDIR) == 0) {
656 /* CRT is buggy on sharenames, so make sure it really isn't */
657 DWORD r = GetFileAttributes(filename);
658 if (r == 0xffffffff || !(r & FILE_ATTRIBUTE_DIRECTORY))
662 /* Get us a DIR structure */
663 Newz(1303, p, 1, DIR);
667 /* Create the search pattern */
668 strcpy(scanname, filename);
669 if (scanname[len-1] != '/' && scanname[len-1] != '\\')
670 scanname[len++] = '/';
671 scanname[len++] = '*';
672 scanname[len] = '\0';
674 /* do the FindFirstFile call */
675 fh = FindFirstFile(scanname, &FindData);
676 if (fh == INVALID_HANDLE_VALUE) {
680 /* now allocate the first part of the string table for
681 * the filenames that we find.
683 idx = strlen(FindData.cFileName)+1;
684 New(1304, p->start, idx, char);
685 if (p->start == NULL)
686 croak("opendir: malloc failed!\n");
687 strcpy(p->start, FindData.cFileName);
690 /* loop finding all the files that match the wildcard
691 * (which should be all of them in this directory!).
692 * the variable idx should point one past the null terminator
693 * of the previous string found.
695 while (FindNextFile(fh, &FindData)) {
696 len = strlen(FindData.cFileName);
697 /* bump the string table size by enough for the
698 * new name and it's null terminator
700 Renew(p->start, idx+len+1, char);
701 if (p->start == NULL)
702 croak("opendir: malloc failed!\n");
703 strcpy(&p->start[idx], FindData.cFileName);
714 /* Readdir just returns the current string pointer and bumps the
715 * string pointer to the nDllExport entry.
718 win32_readdir(DIR *dirp)
721 static int dummy = 0;
724 /* first set up the structure to return */
725 len = strlen(dirp->curr);
726 strcpy(dirp->dirstr.d_name, dirp->curr);
727 dirp->dirstr.d_namlen = len;
730 dirp->dirstr.d_ino = dummy++;
732 /* Now set up for the nDllExport call to readdir */
733 dirp->curr += len + 1;
734 if (dirp->curr >= (dirp->start + dirp->size)) {
738 return &(dirp->dirstr);
744 /* Telldir returns the current string pointer position */
746 win32_telldir(DIR *dirp)
748 return (long) dirp->curr;
752 /* Seekdir moves the string pointer to a previously saved position
756 win32_seekdir(DIR *dirp, long loc)
758 dirp->curr = (char *)loc;
761 /* Rewinddir resets the string pointer to the start */
763 win32_rewinddir(DIR *dirp)
765 dirp->curr = dirp->start;
768 /* free the memory allocated by opendir */
770 win32_closedir(DIR *dirp)
772 Safefree(dirp->start);
785 * Just pretend that everyone is a superuser. NT will let us know if
786 * we don\'t really have permission to do something.
789 #define ROOT_UID ((uid_t)0)
790 #define ROOT_GID ((gid_t)0)
819 return (auid == ROOT_UID ? 0 : -1);
825 return (agid == ROOT_GID ? 0 : -1);
832 char *buf = getlogin_buffer;
833 DWORD size = sizeof(getlogin_buffer);
834 if (GetUserName(buf,&size))
840 chown(const char *path, uid_t owner, gid_t group)
847 remove_dead_process(HANDLE deceased)
851 for (child = 0 ; child < w32_num_children ; ++child) {
852 if (w32_child_pids[child] == deceased) {
853 Copy(&w32_child_pids[child+1], &w32_child_pids[child],
854 (w32_num_children-child-1), HANDLE);
863 win32_kill(int pid, int sig)
866 HANDLE hProcess= OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid);
868 HANDLE hProcess = (HANDLE) pid;
871 if (hProcess == NULL) {
872 croak("kill process failed!\n");
875 if (!TerminateProcess(hProcess, sig))
876 croak("kill process failed!\n");
877 CloseHandle(hProcess);
879 /* WaitForMultipleObjects() on a pid that was killed returns error
880 * so if we know the pid is gone we remove it from process list */
881 remove_dead_process(hProcess);
890 DllExport unsigned int
891 win32_sleep(unsigned int t)
898 win32_stat(const char *path, struct stat *buffer)
901 const char *p = path;
902 int l = strlen(path);
906 switch(path[l - 1]) {
909 if (path[l - 2] != ':') {
910 strncpy(t, path, l - 1);
916 res = stat(p,buffer);
919 if (S_ISDIR(buffer->st_mode))
920 buffer->st_mode |= S_IWRITE | S_IEXEC;
921 else if (S_ISREG(buffer->st_mode)) {
922 if (l >= 4 && path[l-4] == '.') {
923 const char *e = path + l - 3;
924 if (strnicmp(e,"exe",3)
925 && strnicmp(e,"bat",3)
926 && strnicmp(e,"com",3)
927 && (IsWin95() || strnicmp(e,"cmd",3)))
928 buffer->st_mode &= ~S_IEXEC;
930 buffer->st_mode |= S_IEXEC;
933 buffer->st_mode &= ~S_IEXEC;
940 #ifndef USE_WIN32_RTL_ENV
943 win32_getenv(const char *name)
945 static char *curitem = Nullch;
946 static DWORD curlen = 512;
949 New(1305,curitem,curlen,char);
951 needlen = GetEnvironmentVariable(name,curitem,curlen);
953 while (needlen > curlen) {
954 Renew(curitem,needlen,char);
956 needlen = GetEnvironmentVariable(name,curitem,curlen);
961 /* allow any environment variables that begin with 'PERL5'
962 to be stored in the registry
967 if (strncmp(name, "PERL5", 5) == 0) {
968 if (curitem != NULL) {
972 curitem = GetRegStr(name, &curitem, &curlen);
975 if(curitem != NULL && *curitem == '\0')
984 filetime_to_clock(PFILETIME ft)
986 __int64 qw = ft->dwHighDateTime;
988 qw |= ft->dwLowDateTime;
989 qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */
994 win32_times(struct tms *timebuf)
999 if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy,
1001 timebuf->tms_utime = filetime_to_clock(&user);
1002 timebuf->tms_stime = filetime_to_clock(&kernel);
1003 timebuf->tms_cutime = 0;
1004 timebuf->tms_cstime = 0;
1007 /* That failed - e.g. Win95 fallback to clock() */
1008 clock_t t = clock();
1009 timebuf->tms_utime = t;
1010 timebuf->tms_stime = 0;
1011 timebuf->tms_cutime = 0;
1012 timebuf->tms_cstime = 0;
1017 /* fix utime() so it works on directories in NT
1018 * thanks to Jan Dubois <jan.dubois@ibm.net>
1021 filetime_from_time(PFILETIME pFileTime, time_t Time)
1023 struct tm *pTM = gmtime(&Time);
1024 SYSTEMTIME SystemTime;
1029 SystemTime.wYear = pTM->tm_year + 1900;
1030 SystemTime.wMonth = pTM->tm_mon + 1;
1031 SystemTime.wDay = pTM->tm_mday;
1032 SystemTime.wHour = pTM->tm_hour;
1033 SystemTime.wMinute = pTM->tm_min;
1034 SystemTime.wSecond = pTM->tm_sec;
1035 SystemTime.wMilliseconds = 0;
1037 return SystemTimeToFileTime(&SystemTime, pFileTime);
1041 win32_utime(const char *filename, struct utimbuf *times)
1047 struct utimbuf TimeBuffer;
1049 int rc = utime(filename,times);
1050 /* EACCES: path specifies directory or readonly file */
1051 if (rc == 0 || errno != EACCES /* || !IsWinNT() */)
1054 if (times == NULL) {
1055 times = &TimeBuffer;
1056 time(×->actime);
1057 times->modtime = times->actime;
1060 /* This will (and should) still fail on readonly files */
1061 handle = CreateFile(filename, GENERIC_READ | GENERIC_WRITE,
1062 FILE_SHARE_READ | FILE_SHARE_DELETE, NULL,
1063 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
1064 if (handle == INVALID_HANDLE_VALUE)
1067 if (GetFileTime(handle, &ftCreate, &ftAccess, &ftWrite) &&
1068 filetime_from_time(&ftAccess, times->actime) &&
1069 filetime_from_time(&ftWrite, times->modtime) &&
1070 SetFileTime(handle, &ftCreate, &ftAccess, &ftWrite))
1075 CloseHandle(handle);
1080 win32_waitpid(int pid, int *status, int flags)
1084 return win32_wait(status);
1086 rc = cwait(status, pid, WAIT_CHILD);
1087 /* cwait() returns differently on Borland */
1090 *status = (((*status >> 8) & 0xff) | ((*status << 8) & 0xff00));
1092 remove_dead_process((HANDLE)pid);
1094 return rc >= 0 ? pid : rc;
1098 win32_wait(int *status)
1101 return wait(status);
1103 /* XXX this wait emulation only knows about processes
1104 * spawned via win32_spawnvp(P_NOWAIT, ...).
1107 DWORD exitcode, waitcode;
1109 if (!w32_num_children) {
1114 /* if a child exists, wait for it to die */
1115 waitcode = WaitForMultipleObjects(w32_num_children,
1119 if (waitcode != WAIT_FAILED) {
1120 if (waitcode >= WAIT_ABANDONED_0
1121 && waitcode < WAIT_ABANDONED_0 + w32_num_children)
1122 i = waitcode - WAIT_ABANDONED_0;
1124 i = waitcode - WAIT_OBJECT_0;
1125 if (GetExitCodeProcess(w32_child_pids[i], &exitcode) ) {
1126 CloseHandle(w32_child_pids[i]);
1127 *status = (int)((exitcode & 0xff) << 8);
1128 retval = (int)w32_child_pids[i];
1129 Copy(&w32_child_pids[i+1], &w32_child_pids[i],
1130 (w32_num_children-i-1), HANDLE);
1137 errno = GetLastError();
1143 static UINT timerid = 0;
1145 static VOID CALLBACK TimerProc(HWND win, UINT msg, UINT id, DWORD time)
1147 KillTimer(NULL,timerid);
1152 DllExport unsigned int
1153 win32_alarm(unsigned int sec)
1156 * the 'obvious' implentation is SetTimer() with a callback
1157 * which does whatever receiving SIGALRM would do
1158 * we cannot use SIGALRM even via raise() as it is not
1159 * one of the supported codes in <signal.h>
1161 * Snag is unless something is looking at the message queue
1162 * nothing happens :-(
1166 timerid = SetTimer(NULL,timerid,sec*1000,(TIMERPROC)TimerProc);
1168 croak("Cannot set timer");
1174 KillTimer(NULL,timerid);
1181 #ifdef HAVE_DES_FCRYPT
1182 extern char * des_fcrypt(char *cbuf, const char *txt, const char *salt);
1185 win32_crypt(const char *txt, const char *salt)
1188 return des_fcrypt(crypt_buffer, txt, salt);
1192 #ifdef USE_FIXED_OSFHANDLE
1194 EXTERN_C int __cdecl _alloc_osfhnd(void);
1195 EXTERN_C int __cdecl _set_osfhnd(int fh, long value);
1196 EXTERN_C void __cdecl _lock_fhandle(int);
1197 EXTERN_C void __cdecl _unlock_fhandle(int);
1198 EXTERN_C void __cdecl _unlock(int);
1200 #if (_MSC_VER >= 1000)
1202 long osfhnd; /* underlying OS file HANDLE */
1203 char osfile; /* attributes of file (e.g., open in text mode?) */
1204 char pipech; /* one char buffer for handles opened on pipes */
1205 #if defined (_MT) && !defined (DLL_FOR_WIN32S)
1207 CRITICAL_SECTION lock;
1208 #endif /* defined (_MT) && !defined (DLL_FOR_WIN32S) */
1211 EXTERN_C ioinfo * __pioinfo[];
1213 #define IOINFO_L2E 5
1214 #define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
1215 #define _pioinfo(i) (__pioinfo[i >> IOINFO_L2E] + (i & (IOINFO_ARRAY_ELTS - 1)))
1216 #define _osfile(i) (_pioinfo(i)->osfile)
1218 #else /* (_MSC_VER >= 1000) */
1219 extern char _osfile[];
1220 #endif /* (_MSC_VER >= 1000) */
1222 #define FOPEN 0x01 /* file handle open */
1223 #define FAPPEND 0x20 /* file handle opened O_APPEND */
1224 #define FDEV 0x40 /* file handle refers to device */
1225 #define FTEXT 0x80 /* file handle is in text mode */
1227 #define _STREAM_LOCKS 26 /* Table of stream locks */
1228 #define _LAST_STREAM_LOCK (_STREAM_LOCKS+_NSTREAM_-1) /* Last stream lock */
1229 #define _FH_LOCKS (_LAST_STREAM_LOCK+1) /* Table of fh locks */
1232 *int my_open_osfhandle(long osfhandle, int flags) - open C Runtime file handle
1235 * This function allocates a free C Runtime file handle and associates
1236 * it with the Win32 HANDLE specified by the first parameter. This is a
1237 * temperary fix for WIN95's brain damage GetFileType() error on socket
1238 * we just bypass that call for socket
1241 * long osfhandle - Win32 HANDLE to associate with C Runtime file handle.
1242 * int flags - flags to associate with C Runtime file handle.
1245 * returns index of entry in fh, if successful
1246 * return -1, if no free entry is found
1250 *******************************************************************************/
1253 my_open_osfhandle(long osfhandle, int flags)
1256 char fileflags; /* _osfile flags */
1258 /* copy relevant flags from second parameter */
1261 if (flags & O_APPEND)
1262 fileflags |= FAPPEND;
1267 /* attempt to allocate a C Runtime file handle */
1268 if ((fh = _alloc_osfhnd()) == -1) {
1269 errno = EMFILE; /* too many open files */
1270 _doserrno = 0L; /* not an OS error */
1271 return -1; /* return error to caller */
1274 /* the file is open. now, set the info in _osfhnd array */
1275 _set_osfhnd(fh, osfhandle);
1277 fileflags |= FOPEN; /* mark as open */
1279 #if (_MSC_VER >= 1000)
1280 _osfile(fh) = fileflags; /* set osfile entry */
1281 _unlock_fhandle(fh);
1283 _osfile[fh] = fileflags; /* set osfile entry */
1284 _unlock(fh+_FH_LOCKS); /* unlock handle */
1287 return fh; /* return handle */
1290 #define _open_osfhandle my_open_osfhandle
1291 #endif /* USE_FIXED_OSFHANDLE */
1293 /* simulate flock by locking a range on the file */
1295 #define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError()))
1296 #define LK_LEN 0xffff0000
1299 win32_flock(int fd, int oper)
1306 croak("flock() unimplemented on this platform");
1309 fh = (HANDLE)_get_osfhandle(fd);
1310 memset(&o, 0, sizeof(o));
1313 case LOCK_SH: /* shared lock */
1314 LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, 0, &o),i);
1316 case LOCK_EX: /* exclusive lock */
1317 LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, 0, &o),i);
1319 case LOCK_SH|LOCK_NB: /* non-blocking shared lock */
1320 LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, 0, &o),i);
1322 case LOCK_EX|LOCK_NB: /* non-blocking exclusive lock */
1323 LK_ERR(LockFileEx(fh,
1324 LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY,
1325 0, LK_LEN, 0, &o),i);
1327 case LOCK_UN: /* unlock lock */
1328 LK_ERR(UnlockFileEx(fh, 0, LK_LEN, 0, &o),i);
1330 default: /* unknown */
1341 * redirected io subsystem for all XS modules
1354 return (&(_environ));
1357 /* the rest are the remapped stdio routines */
1377 win32_ferror(FILE *fp)
1379 return (ferror(fp));
1384 win32_feof(FILE *fp)
1390 * Since the errors returned by the socket error function
1391 * WSAGetLastError() are not known by the library routine strerror
1392 * we have to roll our own.
1396 win32_strerror(int e)
1398 #ifndef __BORLANDC__ /* Borland intolerance */
1399 extern int sys_nerr;
1403 if (e < 0 || e > sys_nerr) {
1408 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0,
1409 strerror_buffer, sizeof(strerror_buffer), NULL) == 0)
1410 strcpy(strerror_buffer, "Unknown Error");
1412 return strerror_buffer;
1418 win32_str_os_error(void *sv, DWORD dwErr)
1422 dwLen = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER
1423 |FORMAT_MESSAGE_IGNORE_INSERTS
1424 |FORMAT_MESSAGE_FROM_SYSTEM, NULL,
1425 dwErr, 0, (char *)&sMsg, 1, NULL);
1427 while (0 < dwLen && isspace(sMsg[--dwLen]))
1429 if ('.' != sMsg[dwLen])
1434 sMsg = (char*)LocalAlloc(0, 64/**sizeof(TCHAR)*/);
1435 dwLen = sprintf(sMsg,
1436 "Unknown error #0x%lX (lookup 0x%lX)",
1437 dwErr, GetLastError());
1439 sv_setpvn((SV*)sv, sMsg, dwLen);
1445 win32_fprintf(FILE *fp, const char *format, ...)
1448 va_start(marker, format); /* Initialize variable arguments. */
1450 return (vfprintf(fp, format, marker));
1454 win32_printf(const char *format, ...)
1457 va_start(marker, format); /* Initialize variable arguments. */
1459 return (vprintf(format, marker));
1463 win32_vfprintf(FILE *fp, const char *format, va_list args)
1465 return (vfprintf(fp, format, args));
1469 win32_vprintf(const char *format, va_list args)
1471 return (vprintf(format, args));
1475 win32_fread(void *buf, size_t size, size_t count, FILE *fp)
1477 return fread(buf, size, count, fp);
1481 win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp)
1483 return fwrite(buf, size, count, fp);
1487 win32_fopen(const char *filename, const char *mode)
1489 if (stricmp(filename, "/dev/null")==0)
1490 return fopen("NUL", mode);
1491 return fopen(filename, mode);
1494 #ifndef USE_SOCKETS_AS_HANDLES
1496 #define fdopen my_fdopen
1500 win32_fdopen( int handle, const char *mode)
1502 return fdopen(handle, (char *) mode);
1506 win32_freopen( const char *path, const char *mode, FILE *stream)
1508 if (stricmp(path, "/dev/null")==0)
1509 return freopen("NUL", mode, stream);
1510 return freopen(path, mode, stream);
1514 win32_fclose(FILE *pf)
1516 return my_fclose(pf); /* defined in win32sck.c */
1520 win32_fputs(const char *s,FILE *pf)
1522 return fputs(s, pf);
1526 win32_fputc(int c,FILE *pf)
1532 win32_ungetc(int c,FILE *pf)
1534 return ungetc(c,pf);
1538 win32_getc(FILE *pf)
1544 win32_fileno(FILE *pf)
1550 win32_clearerr(FILE *pf)
1557 win32_fflush(FILE *pf)
1563 win32_ftell(FILE *pf)
1569 win32_fseek(FILE *pf,long offset,int origin)
1571 return fseek(pf, offset, origin);
1575 win32_fgetpos(FILE *pf,fpos_t *p)
1577 return fgetpos(pf, p);
1581 win32_fsetpos(FILE *pf,const fpos_t *p)
1583 return fsetpos(pf, p);
1587 win32_rewind(FILE *pf)
1607 win32_fstat(int fd,struct stat *sbufptr)
1609 return fstat(fd,sbufptr);
1613 win32_pipe(int *pfd, unsigned int size, int mode)
1615 return _pipe(pfd, size, mode);
1619 * a popen() clone that respects PERL5SHELL
1623 win32_popen(const char *command, const char *mode)
1625 #ifdef USE_RTL_POPEN
1626 return _popen(command, mode);
1634 /* establish which ends read and write */
1635 if (strchr(mode,'w')) {
1636 stdfd = 0; /* stdin */
1640 else if (strchr(mode,'r')) {
1641 stdfd = 1; /* stdout */
1648 /* set the correct mode */
1649 if (strchr(mode,'b'))
1651 else if (strchr(mode,'t'))
1654 ourmode = _fmode & (O_TEXT | O_BINARY);
1656 /* the child doesn't inherit handles */
1657 ourmode |= O_NOINHERIT;
1659 if (win32_pipe( p, 512, ourmode) == -1)
1662 /* save current stdfd */
1663 if ((oldfd = win32_dup(stdfd)) == -1)
1666 /* make stdfd go to child end of pipe (implicitly closes stdfd) */
1667 /* stdfd will be inherited by the child */
1668 if (win32_dup2(p[child], stdfd) == -1)
1671 /* close the child end in parent */
1672 win32_close(p[child]);
1674 /* start the child */
1675 if ((childpid = do_spawn_nowait((char*)command)) == -1)
1678 /* revert stdfd to whatever it was before */
1679 if (win32_dup2(oldfd, stdfd) == -1)
1682 /* close saved handle */
1685 sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid);
1687 /* we have an fd, return a file stream */
1688 return (win32_fdopen(p[parent], (char *)mode));
1691 /* we don't need to check for errors here */
1695 win32_dup2(oldfd, stdfd);
1700 #endif /* USE_RTL_POPEN */
1708 win32_pclose(FILE *pf)
1710 #ifdef USE_RTL_POPEN
1714 int childpid, status;
1717 sv = *av_fetch(w32_fdpid, win32_fileno(pf), TRUE);
1719 childpid = SvIVX(sv);
1731 remove_dead_process((HANDLE)childpid);
1733 /* wait for the child */
1734 if (cwait(&status, childpid, WAIT_CHILD) == -1)
1736 /* cwait() returns differently on Borland */
1738 return (((status >> 8) & 0xff) | ((status << 8) & 0xff00));
1743 #endif /* USE_RTL_POPEN */
1747 win32_setmode(int fd, int mode)
1749 return setmode(fd, mode);
1753 win32_lseek(int fd, long offset, int origin)
1755 return lseek(fd, offset, origin);
1765 win32_open(const char *path, int flag, ...)
1771 pmode = va_arg(ap, int);
1774 if (stricmp(path, "/dev/null")==0)
1775 return open("NUL", flag, pmode);
1776 return open(path,flag,pmode);
1798 win32_dup2(int fd1,int fd2)
1800 return dup2(fd1,fd2);
1804 win32_read(int fd, void *buf, unsigned int cnt)
1806 return read(fd, buf, cnt);
1810 win32_write(int fd, const void *buf, unsigned int cnt)
1812 return write(fd, buf, cnt);
1816 win32_mkdir(const char *dir, int mode)
1818 return mkdir(dir); /* just ignore mode */
1822 win32_rmdir(const char *dir)
1828 win32_chdir(const char *dir)
1834 win32_spawnvp(int mode, const char *cmdname, const char *const *argv)
1838 #ifndef USE_RTL_WAIT
1839 if (mode == P_NOWAIT && w32_num_children >= MAXIMUM_WAIT_OBJECTS)
1843 status = spawnvp(mode, cmdname, (char * const *) argv);
1844 #ifndef USE_RTL_WAIT
1845 /* XXX For the P_NOWAIT case, Borland RTL returns pinfo.dwProcessId
1846 * while VC RTL returns pinfo.hProcess. For purposes of the custom
1847 * implementation of win32_wait(), we assume the latter.
1849 if (mode == P_NOWAIT && status >= 0)
1850 w32_child_pids[w32_num_children++] = (HANDLE)status;
1856 win32_execv(const char *cmdname, const char *const *argv)
1858 return execv(cmdname, (char *const *)argv);
1862 win32_execvp(const char *cmdname, const char *const *argv)
1864 return execvp(cmdname, (char *const *)argv);
1868 win32_perror(const char *str)
1874 win32_setbuf(FILE *pf, char *buf)
1880 win32_setvbuf(FILE *pf, char *buf, int type, size_t size)
1882 return setvbuf(pf, buf, type, size);
1886 win32_flushall(void)
1892 win32_fcloseall(void)
1898 win32_fgets(char *s, int n, FILE *pf)
1900 return fgets(s, n, pf);
1910 win32_fgetc(FILE *pf)
1916 win32_putc(int c, FILE *pf)
1922 win32_puts(const char *s)
1934 win32_putchar(int c)
1941 #ifndef USE_PERL_SBRK
1943 static char *committed = NULL;
1944 static char *base = NULL;
1945 static char *reserved = NULL;
1946 static char *brk = NULL;
1947 static DWORD pagesize = 0;
1948 static DWORD allocsize = 0;
1956 GetSystemInfo(&info);
1957 /* Pretend page size is larger so we don't perpetually
1958 * call the OS to commit just one page ...
1960 pagesize = info.dwPageSize << 3;
1961 allocsize = info.dwAllocationGranularity;
1963 /* This scheme fails eventually if request for contiguous
1964 * block is denied so reserve big blocks - this is only
1965 * address space not memory ...
1967 if (brk+need >= reserved)
1969 DWORD size = 64*1024*1024;
1971 if (committed && reserved && committed < reserved)
1973 /* Commit last of previous chunk cannot span allocations */
1974 addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE);
1976 committed = reserved;
1978 /* Reserve some (more) space
1979 * Note this is a little sneaky, 1st call passes NULL as reserved
1980 * so lets system choose where we start, subsequent calls pass
1981 * the old end address so ask for a contiguous block
1983 addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS);
1986 reserved = addr+size;
2001 if (brk > committed)
2003 DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize;
2004 char *addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE);
2019 win32_malloc(size_t size)
2021 return malloc(size);
2025 win32_calloc(size_t numitems, size_t size)
2027 return calloc(numitems,size);
2031 win32_realloc(void *block, size_t size)
2033 return realloc(block,size);
2037 win32_free(void *block)
2044 win32_open_osfhandle(long handle, int flags)
2046 return _open_osfhandle(handle, flags);
2050 win32_get_osfhandle(int fd)
2052 return _get_osfhandle(fd);
2063 SV *sv = sv_newmortal();
2064 /* Make one call with zero size - return value is required size */
2065 DWORD len = GetCurrentDirectory((DWORD)0,NULL);
2066 SvUPGRADE(sv,SVt_PV);
2068 SvCUR(sv) = GetCurrentDirectory((DWORD) SvLEN(sv), SvPVX(sv));
2071 * then it worked, set PV valid,
2072 * else leave it 'undef'
2086 croak("usage: Win32::SetCurrentDirectory($cwd)");
2087 if (SetCurrentDirectory(SvPV(ST(0),na)))
2094 XS(w32_GetNextAvailDrive)
2098 char root[] = "_:\\";
2101 if (GetDriveType(root) == 1) {
2110 XS(w32_GetLastError)
2113 XSRETURN_IV(GetLastError());
2120 char *name = getlogin_buffer;
2121 DWORD size = sizeof(getlogin_buffer);
2122 if (GetUserName(name,&size)) {
2123 /* size includes NULL */
2124 ST(0) = sv_2mortal(newSVpv(name,size-1));
2134 char name[MAX_COMPUTERNAME_LENGTH+1];
2135 DWORD size = sizeof(name);
2136 if (GetComputerName(name,&size)) {
2137 /* size does NOT include NULL :-( */
2138 ST(0) = sv_2mortal(newSVpv(name,size));
2149 #ifndef HAS_NETWKSTAGETINFO
2150 /* mingw32 (and Win95) don't have NetWksta*(), so do it the old way */
2152 DWORD size = sizeof(name);
2153 if (GetUserName(name,&size)) {
2155 DWORD sidlen = sizeof(sid);
2157 DWORD dnamelen = sizeof(dname);
2159 if (LookupAccountName(NULL, name, &sid, &sidlen,
2160 dname, &dnamelen, &snu)) {
2161 XSRETURN_PV(dname); /* all that for this */
2165 /* this way is more reliable, in case user has a local account.
2166 * XXX need dynamic binding of netapi32.dll symbols or this will fail on
2167 * Win95. Probably makes more sense to move it into libwin32. */
2169 DWORD dnamelen = sizeof(dname);
2170 PWKSTA_INFO_100 pwi;
2171 if (NERR_Success == NetWkstaGetInfo(NULL, 100, (LPBYTE*)&pwi)) {
2172 if (pwi->wki100_langroup && *(pwi->wki100_langroup)) {
2173 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_langroup,
2174 -1, (LPSTR)dname, dnamelen, NULL, NULL);
2177 WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_computername,
2178 -1, (LPSTR)dname, dnamelen, NULL, NULL);
2180 NetApiBufferFree(pwi);
2192 DWORD flags, filecomplen;
2193 if (GetVolumeInformation(NULL, NULL, 0, NULL, &filecomplen,
2194 &flags, fsname, sizeof(fsname))) {
2195 if (GIMME == G_ARRAY) {
2196 XPUSHs(sv_2mortal(newSVpv(fsname,0)));
2197 XPUSHs(sv_2mortal(newSViv(flags)));
2198 XPUSHs(sv_2mortal(newSViv(filecomplen)));
2202 XSRETURN_PV(fsname);
2208 XS(w32_GetOSVersion)
2211 OSVERSIONINFO osver;
2213 osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
2214 if (GetVersionEx(&osver)) {
2215 XPUSHs(newSVpv(osver.szCSDVersion, 0));
2216 XPUSHs(newSViv(osver.dwMajorVersion));
2217 XPUSHs(newSViv(osver.dwMinorVersion));
2218 XPUSHs(newSViv(osver.dwBuildNumber));
2219 XPUSHs(newSViv(osver.dwPlatformId));
2230 XSRETURN_IV(IsWinNT());
2237 XSRETURN_IV(IsWin95());
2241 XS(w32_FormatMessage)
2248 croak("usage: Win32::FormatMessage($errno)");
2250 if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM,
2251 &source, SvIV(ST(0)), 0,
2252 msgbuf, sizeof(msgbuf)-1, NULL))
2253 XSRETURN_PV(msgbuf);
2263 PROCESS_INFORMATION stProcInfo;
2264 STARTUPINFO stStartInfo;
2265 BOOL bSuccess = FALSE;
2268 croak("usage: Win32::Spawn($cmdName, $args, $PID)");
2270 cmd = SvPV(ST(0),na);
2271 args = SvPV(ST(1), na);
2273 memset(&stStartInfo, 0, sizeof(stStartInfo)); /* Clear the block */
2274 stStartInfo.cb = sizeof(stStartInfo); /* Set the structure size */
2275 stStartInfo.dwFlags = STARTF_USESHOWWINDOW; /* Enable wShowWindow control */
2276 stStartInfo.wShowWindow = SW_SHOWMINNOACTIVE; /* Start min (normal) */
2279 cmd, /* Image path */
2280 args, /* Arguments for command line */
2281 NULL, /* Default process security */
2282 NULL, /* Default thread security */
2283 FALSE, /* Must be TRUE to use std handles */
2284 NORMAL_PRIORITY_CLASS, /* No special scheduling */
2285 NULL, /* Inherit our environment block */
2286 NULL, /* Inherit our currrent directory */
2287 &stStartInfo, /* -> Startup info */
2288 &stProcInfo)) /* <- Process info (if OK) */
2290 CloseHandle(stProcInfo.hThread);/* library source code does this. */
2291 sv_setiv(ST(2), stProcInfo.dwProcessId);
2294 XSRETURN_IV(bSuccess);
2298 XS(w32_GetTickCount)
2301 XSRETURN_IV(GetTickCount());
2305 XS(w32_GetShortPathName)
2312 croak("usage: Win32::GetShortPathName($longPathName)");
2314 shortpath = sv_mortalcopy(ST(0));
2315 SvUPGRADE(shortpath, SVt_PV);
2316 /* src == target is allowed */
2318 len = GetShortPathName(SvPVX(shortpath),
2321 } while (len >= SvLEN(shortpath) && sv_grow(shortpath,len+1));
2323 SvCUR_set(shortpath,len);
2336 croak("usage: Win32::Sleep($milliseconds)");
2342 Perl_init_os_extras()
2344 char *file = __FILE__;
2347 w32_perlshell_tokens = Nullch;
2348 w32_perlshell_items = -1;
2349 w32_fdpid = newAV(); /* XXX needs to be in Perl_win32_init()? */
2350 #ifndef USE_RTL_WAIT
2351 w32_num_children = 0;
2354 /* these names are Activeware compatible */
2355 newXS("Win32::GetCwd", w32_GetCwd, file);
2356 newXS("Win32::SetCwd", w32_SetCwd, file);
2357 newXS("Win32::GetNextAvailDrive", w32_GetNextAvailDrive, file);
2358 newXS("Win32::GetLastError", w32_GetLastError, file);
2359 newXS("Win32::LoginName", w32_LoginName, file);
2360 newXS("Win32::NodeName", w32_NodeName, file);
2361 newXS("Win32::DomainName", w32_DomainName, file);
2362 newXS("Win32::FsType", w32_FsType, file);
2363 newXS("Win32::GetOSVersion", w32_GetOSVersion, file);
2364 newXS("Win32::IsWinNT", w32_IsWinNT, file);
2365 newXS("Win32::IsWin95", w32_IsWin95, file);
2366 newXS("Win32::FormatMessage", w32_FormatMessage, file);
2367 newXS("Win32::Spawn", w32_Spawn, file);
2368 newXS("Win32::GetTickCount", w32_GetTickCount, file);
2369 newXS("Win32::GetShortPathName", w32_GetShortPathName, file);
2370 newXS("Win32::Sleep", w32_Sleep, file);
2372 /* XXX Bloat Alert! The following Activeware preloads really
2373 * ought to be part of Win32::Sys::*, so they're not included
2376 /* LookupAccountName
2378 * InitiateSystemShutdown
2379 * AbortSystemShutdown
2380 * ExpandEnvrironmentStrings
2385 Perl_win32_init(int *argcp, char ***argvp)
2387 /* Disable floating point errors, Perl will trap the ones we
2388 * care about. VC++ RTL defaults to switching these off
2389 * already, but the Borland RTL doesn't. Since we don't
2390 * want to be at the vendor's whim on the default, we set
2391 * it explicitly here.
2393 #if !defined(_ALPHA_) && !defined(__GNUC__)
2394 _control87(MCW_EM, MCW_EM);
2399 #ifdef USE_BINMODE_SCRIPTS
2402 win32_strip_return(SV *sv)
2404 char *s = SvPVX(sv);
2405 char *e = s+SvCUR(sv);
2409 if (*s == '\r' && s[1] == '\n')
2419 SvCUR_set(sv,d-SvPVX(sv));