X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=win32%2Fwin32.c;h=0db36b3d91c1375a36a7372832f1a26cbf376d3f;hb=6c4b87ea2cf1b07b221a48a59b468e8aae9a0981;hp=cf341cdb62d70ed083981a333ad4723ee979ba99;hpb=3352bfcb1116ab429a5d6310d2803aabbed4237e;p=p5sagit%2Fp5-mst-13.2.git diff --git a/win32/win32.c b/win32/win32.c index cf341cd..0db36b3 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -1,13 +1,13 @@ /* WIN32.C * - * (c) 1995 Microsoft Corporation. All rights reserved. + * (c) 1995 Microsoft Corporation. All rights reserved. * Developed by hip communications inc., http://info.hip.com/info/ * Portions (c) 1993 Intergraph Corporation. All rights reserved. * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. */ - +#define PERLIO_NOT_STDIO 0 #define WIN32_LEAN_AND_MEAN #define WIN32IO_IS_STDIO #include @@ -15,10 +15,18 @@ #define Win32_Winsock #endif #include +/* GCC-2.95.2/Mingw32-1.1 forgot the WINAPI on CommandLineToArgvW() */ +#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1) +# include +#else + LPWSTR* WINAPI CommandLineToArgvW(LPCWSTR lpCommandLine, int * pNumArgs); +#endif +#include +#include +#include /* #include "config.h" */ -#define PERLIO_NOT_STDIO 0 #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO) #define PerlIO FILE #endif @@ -46,16 +54,20 @@ #else #include #endif - #ifdef __GNUC__ -/* Mingw32 defaults to globing command line +/* Mingw32 defaults to globing command line * So we turn it off like this: */ int _CRT_glob = 0; #endif -#if defined(__MINGW32__) -# define _stat stat +#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION==1) +/* Mingw32-1.1 is missing some prototypes */ +FILE * _wfopen(LPCWSTR wszFileName, LPCWSTR wszMode); +FILE * _wfdopen(int nFd, LPCWSTR wszMode); +FILE * _freopen(LPCWSTR wszFileName, LPCWSTR wszMode, FILE * pOldStream); +int _flushall(); +int _fcloseall(); #endif #if defined(__BORLANDC__) @@ -72,22 +84,15 @@ int _CRT_glob = 0; # define win32_get_privlib g_win32_get_privlib # undef win32_get_sitelib # define win32_get_sitelib g_win32_get_sitelib -# undef do_spawn -# define do_spawn g_do_spawn +# undef win32_get_vendorlib +# define win32_get_vendorlib g_win32_get_vendorlib # undef getlogin # define getlogin g_getlogin #endif -#if defined(PERL_OBJECT) -# undef do_aspawn -# define do_aspawn g_do_aspawn -# undef Perl_do_exec -# define Perl_do_exec g_do_exec -#endif - static void get_shell(void); static long tokenize(const char *str, char **dest, char ***destv); - int do_spawn2(char *cmd, int exectype); +static int do_spawn2(pTHX_ char *cmd, int exectype); static BOOL has_shell_metachars(char *ptr); static long filetime_to_clock(PFILETIME ft); static BOOL filetime_from_time(PFILETIME ft, time_t t); @@ -95,12 +100,24 @@ static char * get_emd_part(SV **leading, char *trailing, ...); static void remove_dead_process(long deceased); static long find_pid(int pid); static char * qualified_path(const char *cmd); +static char * win32_get_xlib(const char *pl, const char *xlib, + const char *libname); + +#ifdef USE_ITHREADS +static void remove_dead_pseudo_process(long child); +static long find_pseudo_pid(int pid); +#endif +START_EXTERN_C HANDLE w32_perldll_handle = INVALID_HANDLE_VALUE; char w32_module_name[MAX_PATH+1]; +END_EXTERN_C + static DWORD w32_platform = (DWORD)-1; -int +#define ONE_K_BUFSIZE 1024 + +int IsWin95(void) { return (win32_os_id() == VER_PLATFORM_WIN32_WINDOWS); @@ -112,6 +129,30 @@ IsWinNT(void) return (win32_os_id() == VER_PLATFORM_WIN32_NT); } +EXTERN_C void +set_w32_module_name(void) +{ + char* ptr; + GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE) + ? GetModuleHandle(NULL) + : w32_perldll_handle), + w32_module_name, sizeof(w32_module_name)); + + /* try to get full path to binary (which may be mangled when perl is + * run from a 16-bit app) */ + /*PerlIO_printf(Perl_debug_log, "Before %s\n", w32_module_name);*/ + (void)win32_longpath(w32_module_name); + /*PerlIO_printf(Perl_debug_log, "After %s\n", w32_module_name);*/ + + /* normalize to forward slashes */ + ptr = w32_module_name; + while (*ptr) { + if (*ptr == '\\') + *ptr = '/'; + ++ptr; + } +} + /* *svp (if non-NULL) is expected to be POK (valid allocated SvPVX(*svp)) */ static char* get_regstr_from(HKEY hkey, const char *valuename, SV **svp) @@ -127,8 +168,10 @@ get_regstr_from(HKEY hkey, const char *valuename, SV **svp) if (retval == ERROR_SUCCESS) { DWORD datalen; retval = RegQueryValueEx(handle, valuename, 0, &type, NULL, &datalen); - if (retval == ERROR_SUCCESS && type == REG_SZ) { - dTHXo; + if (retval == ERROR_SUCCESS + && (type == REG_SZ || type == REG_EXPAND_SZ)) + { + dTHX; if (!*svp) *svp = sv_2mortal(newSVpvn("",0)); SvGROW(*svp, datalen); @@ -164,33 +207,16 @@ get_emd_part(SV **prev_pathp, char *trailing_path, ...) char *ptr; char *optr; char *strip; - int oldsize, newsize; + STRLEN baselen; va_start(ap, trailing_path); strip = va_arg(ap, char *); - sprintf(base, "%5.3f", - (double)PERL_REVISION + ((double)PERL_VERSION / (double)1000)); + sprintf(base, "%d.%d", (int)PERL_REVISION, (int)PERL_VERSION); + baselen = strlen(base); if (!*w32_module_name) { - GetModuleFileName((HMODULE)((w32_perldll_handle == INVALID_HANDLE_VALUE) - ? GetModuleHandle(NULL) - : w32_perldll_handle), - w32_module_name, sizeof(w32_module_name)); - - /* try to get full path to binary (which may be mangled when perl is - * run from a 16-bit app) */ - /*PerlIO_printf(Perl_debug_log, "Before %s\n", w32_module_name);*/ - (void)win32_longpath(w32_module_name); - /*PerlIO_printf(Perl_debug_log, "After %s\n", w32_module_name);*/ - - /* normalize to forward slashes */ - ptr = w32_module_name; - while (*ptr) { - if (*ptr == '\\') - *ptr = '/'; - ++ptr; - } + set_w32_module_name(); } strcpy(mod_name, w32_module_name); ptr = strrchr(mod_name, '/'); @@ -202,10 +228,10 @@ get_emd_part(SV **prev_pathp, char *trailing_path, ...) /* avoid stripping component if there is no slash, * or it doesn't match ... */ if (!ptr || stricmp(ptr+1, strip) != 0) { - /* ... but not if component matches 5.00X* */ + /* ... but not if component matches m|5\.$patchlevel.*| */ if (!ptr || !(*strip == '5' && *(ptr+1) == '5' - && strncmp(strip, base, 5) == 0 - && strncmp(ptr+1, base, 5) == 0)) + && strncmp(strip, base, baselen) == 0 + && strncmp(ptr+1, base, baselen) == 0)) { *optr = '/'; ptr = optr; @@ -224,7 +250,7 @@ get_emd_part(SV **prev_pathp, char *trailing_path, ...) /* only add directory if it exists */ if (GetFileAttributes(mod_name) != (DWORD) -1) { /* directory exists */ - dTHXo; + dTHX; if (!*prev_pathp) *prev_pathp = sv_2mortal(newSVpvn("",0)); sv_catpvn(*prev_pathp, ";", 1); @@ -236,9 +262,9 @@ get_emd_part(SV **prev_pathp, char *trailing_path, ...) } char * -win32_get_privlib(char *pl) +win32_get_privlib(const char *pl) { - dTHXo; + dTHX; char *stdlib = "lib"; char buffer[MAX_PATH+1]; SV *sv = Nullsv; @@ -252,39 +278,31 @@ win32_get_privlib(char *pl) return get_emd_part(&sv, stdlib, ARCHNAME, "bin", Nullch); } -char * -win32_get_sitelib(char *pl) +static char * +win32_get_xlib(const char *pl, const char *xlib, const char *libname) { - dTHXo; - char *sitelib = "sitelib"; + dTHX; char regstr[40]; char pathstr[MAX_PATH+1]; - DWORD datalen; - int len, newsize; SV *sv1 = Nullsv; SV *sv2 = Nullsv; - /* $HKCU{"sitelib-$]"} || $HKLM{"sitelib-$]"} . ---; */ - sprintf(regstr, "%s-%s", sitelib, pl); + /* $HKCU{"$xlib-$]"} || $HKLM{"$xlib-$]"} . ---; */ + sprintf(regstr, "%s-%s", xlib, pl); (void)get_regstr(regstr, &sv1); - /* $sitelib .= - * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/$]/lib"; */ - sprintf(pathstr, "site/%s/lib", pl); + /* $xlib .= + * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/$]/lib"; */ + sprintf(pathstr, "%s/%s/lib", libname, pl); (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch); - if (!sv1 && strlen(pl) == 7) { - /* pl may have been SUBVERSION-specific; try again without - * SUBVERSION */ - sprintf(pathstr, "site/%.5s/lib", pl); - (void)get_emd_part(&sv1, pathstr, ARCHNAME, "bin", pl, Nullch); - } - /* $HKCU{'sitelib'} || $HKLM{'sitelib'} . ---; */ - (void)get_regstr(sitelib, &sv2); + /* $HKCU{$xlib} || $HKLM{$xlib} . ---; */ + (void)get_regstr(xlib, &sv2); - /* $sitelib .= - * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/site/lib"; */ - (void)get_emd_part(&sv2, "site/lib", ARCHNAME, "bin", pl, Nullch); + /* $xlib .= + * ";$EMD/" . ((-d $EMD/../../../$]) ? "../../.." : "../.."). "/$libname/lib"; */ + sprintf(pathstr, "%s/lib", libname); + (void)get_emd_part(&sv2, pathstr, ARCHNAME, "bin", pl, Nullch); if (!sv1 && !sv2) return Nullch; @@ -299,6 +317,21 @@ win32_get_sitelib(char *pl) return SvPVX(sv1); } +char * +win32_get_sitelib(const char *pl) +{ + return win32_get_xlib(pl, "sitelib", "site"); +} + +#ifndef PERL_VENDORLIB_NAME +# define PERL_VENDORLIB_NAME "vendor" +#endif + +char * +win32_get_vendorlib(const char *pl) +{ + return win32_get_xlib(pl, "vendorlib", PERL_VENDORLIB_NAME); +} static BOOL has_shell_metachars(char *ptr) @@ -349,17 +382,17 @@ PerlIO * Perl_my_popen(pTHX_ char *cmd, char *mode) { #ifdef FIXCMD -#define fixcmd(x) { \ - char *pspace = strchr((x),' '); \ - if (pspace) { \ - char *p = (x); \ - while (p < pspace) { \ - if (*p == '/') \ - *p = '\\'; \ - p++; \ - } \ - } \ - } +#define fixcmd(x) { \ + char *pspace = strchr((x),' '); \ + if (pspace) { \ + char *p = (x); \ + while (p < pspace) { \ + if (*p == '/') \ + *p = '\\'; \ + p++; \ + } \ + } \ + } #else #define fixcmd(x) #endif @@ -389,6 +422,24 @@ win32_os_id(void) return (unsigned long)w32_platform; } +DllExport int +win32_getpid(void) +{ + int pid; +#ifdef USE_ITHREADS + dTHX; + if (w32_pseudo_id) + return -((int)w32_pseudo_id); +#endif + pid = _getpid(); + /* Windows 9x appears to always reports a pid for threads and processes + * that has the high bit set. So we treat the lower 31 bits as the + * "real" PID for Perl's purposes. */ + if (IsWin95() && pid < 0) + pid = -pid; + return pid; +} + /* Tokenize a string. Words are null-separated, and the list * ends with a doubled null. Any character (except null and * including backslash) may be escaped by preceding it with a @@ -402,7 +453,7 @@ tokenize(const char *str, char **dest, char ***destv) char **retvstart = 0; int items = -1; if (str) { - dTHXo; + dTHX; int slen = strlen(str); register char *ret; register char **retv; @@ -445,7 +496,7 @@ tokenize(const char *str, char **dest, char ***destv) static void get_shell(void) { - dTHXo; + dTHX; if (!w32_perlshell_tokens) { /* we don't use COMSPEC here for two reasons: * 1. the same reason perl on UNIX doesn't use SHELL--rampant and @@ -455,8 +506,8 @@ get_shell(void) * for). */ const char* defaultshell = (IsWinNT() - ? "cmd.exe /x/c" : "command.com /c"); - const char *usershell = getenv("PERL5SHELL"); + ? "cmd.exe /x/d/c" : "command.com /c"); + const char *usershell = PerlEnv_getenv("PERL5SHELL"); w32_perlshell_items = tokenize(usershell ? usershell : defaultshell, &w32_perlshell_tokens, &w32_perlshell_vec); @@ -464,12 +515,8 @@ get_shell(void) } int -do_aspawn(void *vreally, void **vmark, void **vsp) +Perl_do_aspawn(pTHX_ SV *really, SV **mark, SV **sp) { - dTHXo; - SV *really = (SV*)vreally; - SV **mark = (SV**)vmark; - SV **sp = (SV**)vsp; char **argv; char *str; int status; @@ -494,7 +541,7 @@ do_aspawn(void *vreally, void **vmark, void **vsp) argv[index++] = ""; } argv[index++] = 0; - + status = win32_spawnvp(flag, (const char*)(really ? SvPV_nolen(really) : argv[0]), (const char* const*)argv); @@ -507,17 +554,20 @@ do_aspawn(void *vreally, void **vmark, void **vsp) argv[index+sh_items] = argv[index]; while (--sh_items >= 0) argv[sh_items] = w32_perlshell_vec[sh_items]; - + status = win32_spawnvp(flag, (const char*)(really ? SvPV_nolen(really) : argv[0]), (const char* const*)argv); } - if (flag != P_NOWAIT) { + if (flag == P_NOWAIT) { + if (IsWin95()) + PL_statusvalue = -1; /* >16bits hint for pp_system() */ + } + else { if (status < 0) { - dTHR; if (ckWARN(WARN_EXEC)) - Perl_warner(aTHX_ WARN_EXEC, "Can't spawn \"%s\": %s", argv[0], strerror(errno)); + Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't spawn \"%s\": %s", argv[0], strerror(errno)); status = 255 * 256; } else @@ -528,10 +578,33 @@ do_aspawn(void *vreally, void **vmark, void **vsp) return (status); } -int -do_spawn2(char *cmd, int exectype) +/* returns pointer to the next unquoted space or the end of the string */ +static char* +find_next_space(const char *s) +{ + bool in_quotes = FALSE; + while (*s) { + /* ignore doubled backslashes, or backslash+quote */ + if (*s == '\\' && (s[1] == '\\' || s[1] == '"')) { + s += 2; + } + /* keep track of when we're within quotes */ + else if (*s == '"') { + s++; + in_quotes = !in_quotes; + } + /* break it up only at spaces that aren't in quotes */ + else if (!in_quotes && isSPACE(*s)) + return (char*)s; + else + s++; + } + return (char*)s; +} + +static int +do_spawn2(pTHX_ char *cmd, int exectype) { - dTHXo; char **a; char *s; char **argv; @@ -551,8 +624,7 @@ do_spawn2(char *cmd, int exectype) s++; if (*s) *(a++) = s; - while (*s && !isSPACE(*s)) - s++; + s = find_next_space(s); if (*s) *s++ = '\0'; } @@ -602,11 +674,14 @@ do_spawn2(char *cmd, int exectype) cmd = argv[0]; Safefree(argv); } - if (exectype != EXECF_SPAWN_NOWAIT) { + if (exectype == EXECF_SPAWN_NOWAIT) { + if (IsWin95()) + PL_statusvalue = -1; /* >16bits hint for pp_system() */ + } + else { if (status < 0) { - dTHR; if (ckWARN(WARN_EXEC)) - Perl_warner(aTHX_ WARN_EXEC, "Can't %s \"%s\": %s", + Perl_warner(aTHX_ packWARN(WARN_EXEC), "Can't %s \"%s\": %s", (exectype == EXECF_EXEC ? "exec" : "spawn"), cmd, strerror(errno)); status = 255 * 256; @@ -619,21 +694,21 @@ do_spawn2(char *cmd, int exectype) } int -do_spawn(char *cmd) +Perl_do_spawn(pTHX_ char *cmd) { - return do_spawn2(cmd, EXECF_SPAWN); + return do_spawn2(aTHX_ cmd, EXECF_SPAWN); } int -do_spawn_nowait(char *cmd) +Perl_do_spawn_nowait(pTHX_ char *cmd) { - return do_spawn2(cmd, EXECF_SPAWN_NOWAIT); + return do_spawn2(aTHX_ cmd, EXECF_SPAWN_NOWAIT); } bool Perl_do_exec(pTHX_ char *cmd) { - do_spawn2(cmd, EXECF_EXEC); + do_spawn2(aTHX_ cmd, EXECF_EXEC); return FALSE; } @@ -644,17 +719,17 @@ Perl_do_exec(pTHX_ char *cmd) DllExport DIR * win32_opendir(char *filename) { - dTHXo; + dTHX; DIR *dirp; long len; long idx; char scanname[MAX_PATH+3]; - struct stat sbuf; + Stat_t sbuf; WIN32_FIND_DATAA aFindData; WIN32_FIND_DATAW wFindData; HANDLE fh; char buffer[MAX_PATH*2]; - WCHAR wbuffer[MAX_PATH]; + WCHAR wbuffer[MAX_PATH+1]; char* ptr; len = strlen(filename); @@ -685,10 +760,10 @@ win32_opendir(char *filename) /* do the FindFirstFile call */ if (USING_WIDE()) { A2WHELPER(scanname, wbuffer, sizeof(wbuffer)); - fh = FindFirstFileW(wbuffer, &wFindData); + fh = FindFirstFileW(PerlDir_mapW(wbuffer), &wFindData); } else { - fh = FindFirstFileA(scanname, &aFindData); + fh = FindFirstFileA(PerlDir_mapA(scanname), &aFindData); } dirp->handle = fh; if (fh == INVALID_HANDLE_VALUE) { @@ -756,7 +831,7 @@ win32_readdir(DIR *dirp) /* Now set up for the next call to readdir */ dirp->curr += len + 1; if (dirp->curr >= dirp->end) { - dTHXo; + dTHX; char* ptr; BOOL res; WIN32_FIND_DATAW wFindData; @@ -782,7 +857,7 @@ win32_readdir(DIR *dirp) long endpos = dirp->end - dirp->start; long newsize = endpos + strlen(ptr) + 1; /* bump the string table size by enough for the - * new name and it's null terminator */ + * new name and its null terminator */ while (newsize > dirp->size) { long curpos = dirp->curr - dirp->start; dirp->size *= 2; @@ -797,7 +872,7 @@ win32_readdir(DIR *dirp) dirp->curr = NULL; } return &(dirp->dirstr); - } + } else return NULL; } @@ -830,7 +905,7 @@ win32_rewinddir(DIR *dirp) DllExport int win32_closedir(DIR *dirp) { - dTHXo; + dTHX; if (dirp->handle != INVALID_HANDLE_VALUE) FindClose(dirp->handle); Safefree(dirp->start); @@ -879,7 +954,7 @@ getegid(void) int setuid(uid_t auid) -{ +{ return (auid == ROOT_UID ? 0 : -1); } @@ -892,7 +967,7 @@ setgid(gid_t agid) char * getlogin(void) { - dTHXo; + dTHX; char *buf = w32_getlogin_buffer; DWORD size = sizeof(w32_getlogin_buffer); if (GetUserName(buf,&size)) @@ -907,13 +982,38 @@ chown(const char *path, uid_t owner, gid_t group) return 0; } +/* + * XXX this needs strengthening (for PerlIO) + * -- BKS, 11-11-200 +*/ +int mkstemp(const char *path) +{ + dTHX; + char buf[MAX_PATH+1]; + int i = 0, fd = -1; + +retry: + if (i++ > 10) { /* give up */ + errno = ENOENT; + return -1; + } + if (!GetTempFileNameA((LPCSTR)path, "plr", 1, buf)) { + errno = ENOENT; + return -1; + } + fd = PerlLIO_open3(buf, O_CREAT|O_RDWR|O_EXCL, 0600); + if (fd == -1) + goto retry; + return fd; +} + static long find_pid(int pid) { - dTHXo; - long child; - for (child = 0 ; child < w32_num_children ; ++child) { - if (w32_child_pids[child] == pid) + dTHX; + long child = w32_num_children; + while (--child >= 0) { + if ((int)w32_child_pids[child] == pid) return child; } return -1; @@ -923,96 +1023,244 @@ static void remove_dead_process(long child) { if (child >= 0) { - dTHXo; + dTHX; CloseHandle(w32_child_handles[child]); - Copy(&w32_child_handles[child+1], &w32_child_handles[child], + Move(&w32_child_handles[child+1], &w32_child_handles[child], (w32_num_children-child-1), HANDLE); - Copy(&w32_child_pids[child+1], &w32_child_pids[child], + Move(&w32_child_pids[child+1], &w32_child_pids[child], (w32_num_children-child-1), DWORD); w32_num_children--; } } -DllExport int -win32_kill(int pid, int sig) +#ifdef USE_ITHREADS +static long +find_pseudo_pid(int pid) { - HANDLE hProcess; - hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid); - if (hProcess && TerminateProcess(hProcess, sig)) - CloseHandle(hProcess); - else { - errno = EINVAL; - return -1; + dTHX; + long child = w32_num_pseudo_children; + while (--child >= 0) { + if ((int)w32_pseudo_child_pids[child] == pid) + return child; } - return 0; + return -1; } -/* - * File system stuff - */ +static void +remove_dead_pseudo_process(long child) +{ + if (child >= 0) { + dTHX; + CloseHandle(w32_pseudo_child_handles[child]); + Move(&w32_pseudo_child_handles[child+1], &w32_pseudo_child_handles[child], + (w32_num_pseudo_children-child-1), HANDLE); + Move(&w32_pseudo_child_pids[child+1], &w32_pseudo_child_pids[child], + (w32_num_pseudo_children-child-1), DWORD); + w32_num_pseudo_children--; + } +} +#endif -DllExport unsigned int -win32_sleep(unsigned int t) +DllExport int +win32_kill(int pid, int sig) { - Sleep(t*1000); - return 0; + dTHX; + HANDLE hProcess; + long child; + int retval; +#ifdef USE_ITHREADS + if (pid < 0) { + /* it is a pseudo-forked child */ + child = find_pseudo_pid(-pid); + if (child >= 0) { + hProcess = w32_pseudo_child_handles[child]; + switch (sig) { + case 0: + /* "Does process exist?" use of kill */ + return 0; + case 9: + /* kill -9 style un-graceful exit */ + if (TerminateThread(hProcess, sig)) { + remove_dead_pseudo_process(child); + return 0; + } + break; + default: + /* We fake signals to pseudo-processes using Win32 + * message queue. In Win9X the pids are negative already. */ + if (PostThreadMessage(IsWin95() ? pid : -pid,WM_USER,sig,0)) { + /* It might be us ... */ + PERL_ASYNC_CHECK(); + return 0; + } + break; + } + } + else if (IsWin95()) { + pid = -pid; + goto alien_process; + } + } + else +#endif + { + child = find_pid(pid); + if (child >= 0) { + hProcess = w32_child_handles[child]; + switch(sig) { + case 0: + /* "Does process exist?" use of kill */ + return 0; + case 2: + if (GenerateConsoleCtrlEvent(CTRL_C_EVENT,pid)) + return 0; + break; + case SIGBREAK: + case SIGTERM: + if (GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT,pid)) + return 0; + break; + default: /* For now be backwards compatible with perl5.6 */ + case 9: + if (TerminateProcess(hProcess, sig)) { + remove_dead_process(child); + return 0; + } + break; + } + } + else { +alien_process: + retval = -1; + hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, + (IsWin95() ? -pid : pid)); + if (hProcess) { + switch(sig) { + case 0: + /* "Does process exist?" use of kill */ + retval = 0; + break; + case 2: + if (GenerateConsoleCtrlEvent(CTRL_C_EVENT,pid)) + retval = 0; + break; + case SIGBREAK: + case SIGTERM: + if (GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT,pid)) + retval = 0; + break; + default: /* For now be backwards compatible with perl5.6 */ + case 9: + if (TerminateProcess(hProcess, sig)) + retval = 0; + break; + } + } + CloseHandle(hProcess); + if (retval == 0) + return 0; + } + } + errno = EINVAL; + return -1; } DllExport int -win32_stat(const char *path, struct stat *buffer) +win32_stat(const char *path, Stat_t *sbuf) { - dTHXo; - char t[MAX_PATH+1]; + dTHX; + char buffer[MAX_PATH+1]; int l = strlen(path); int res; - WCHAR wbuffer[MAX_PATH]; + WCHAR wbuffer[MAX_PATH+1]; + WCHAR* pwbuffer; + HANDLE handle; + int nlink = 1; if (l > 1) { switch(path[l - 1]) { /* FindFirstFile() and stat() are buggy with a trailing * backslash, so change it to a forward slash :-( */ case '\\': - strncpy(t, path, l-1); - t[l - 1] = '/'; - t[l] = '\0'; - path = t; + if (l >= sizeof(buffer)) { + errno = ENAMETOOLONG; + return -1; + } + strncpy(buffer, path, l-1); + buffer[l - 1] = '/'; + buffer[l] = '\0'; + path = buffer; break; /* FindFirstFile() is buggy with "x:", so add a dot :-( */ case ':': if (l == 2 && isALPHA(path[0])) { - t[0] = path[0]; t[1] = ':'; t[2] = '.'; t[3] = '\0'; + buffer[0] = path[0]; + buffer[1] = ':'; + buffer[2] = '.'; + buffer[3] = '\0'; l = 3; - path = t; + path = buffer; } break; } } + + /* We *must* open & close the file once; otherwise file attribute changes */ + /* might not yet have propagated to "other" hard links of the same file. */ + /* This also gives us an opportunity to determine the number of links. */ if (USING_WIDE()) { A2WHELPER(path, wbuffer, sizeof(wbuffer)); - res = _wstat(wbuffer, (struct _stat *)buffer); + pwbuffer = PerlDir_mapW(wbuffer); + handle = CreateFileW(pwbuffer, 0, 0, NULL, OPEN_EXISTING, 0, NULL); + } + else { + path = PerlDir_mapA(path); + l = strlen(path); + handle = CreateFileA(path, 0, 0, NULL, OPEN_EXISTING, 0, NULL); + } + if (handle != INVALID_HANDLE_VALUE) { + BY_HANDLE_FILE_INFORMATION bhi; + if (GetFileInformationByHandle(handle, &bhi)) + nlink = bhi.nNumberOfLinks; + CloseHandle(handle); + } + + /* pwbuffer or path will be mapped correctly above */ + if (USING_WIDE()) { +#if defined(WIN64) || defined(USE_LARGE_FILES) + res = _wstati64(pwbuffer, sbuf); +#else + res = _wstat(pwbuffer, (struct _stat*)sbuf); +#endif } else { - res = stat(path, buffer); +#if defined(WIN64) || defined(USE_LARGE_FILES) + res = _stati64(path, sbuf); +#else + res = stat(path, sbuf); +#endif } + sbuf->st_nlink = nlink; + if (res < 0) { /* CRT is buggy on sharenames, so make sure it really isn't. * XXX using GetFileAttributesEx() will enable us to set - * buffer->st_*time (but note that's not available on the + * sbuf->st_*time (but note that's not available on the * Windows of 1995) */ DWORD r; if (USING_WIDE()) { - r = GetFileAttributesW(wbuffer); + r = GetFileAttributesW(pwbuffer); } else { r = GetFileAttributesA(path); } if (r != 0xffffffff && (r & FILE_ATTRIBUTE_DIRECTORY)) { - /* buffer may still contain old garbage since stat() failed */ - Zero(buffer, 1, struct stat); - buffer->st_mode = S_IFDIR | S_IREAD; + /* sbuf may still contain old garbage since stat() failed */ + Zero(sbuf, 1, Stat_t); + sbuf->st_mode = S_IFDIR | S_IREAD; errno = 0; if (!(r & FILE_ATTRIBUTE_READONLY)) - buffer->st_mode |= S_IWRITE | S_IEXEC; + sbuf->st_mode |= S_IWRITE | S_IEXEC; return 0; } } @@ -1022,34 +1270,50 @@ win32_stat(const char *path, struct stat *buffer) { /* The drive can be inaccessible, some _stat()s are buggy */ if (USING_WIDE() - ? !GetVolumeInformationW(wbuffer,NULL,0,NULL,NULL,NULL,NULL,0) + ? !GetVolumeInformationW(pwbuffer,NULL,0,NULL,NULL,NULL,NULL,0) : !GetVolumeInformationA(path,NULL,0,NULL,NULL,NULL,NULL,0)) { errno = ENOENT; return -1; } } #ifdef __BORLANDC__ - if (S_ISDIR(buffer->st_mode)) - buffer->st_mode |= S_IWRITE | S_IEXEC; - else if (S_ISREG(buffer->st_mode)) { + if (S_ISDIR(sbuf->st_mode)) + sbuf->st_mode |= S_IWRITE | S_IEXEC; + else if (S_ISREG(sbuf->st_mode)) { + int perms; if (l >= 4 && path[l-4] == '.') { const char *e = path + l - 3; if (strnicmp(e,"exe",3) && strnicmp(e,"bat",3) && strnicmp(e,"com",3) && (IsWin95() || strnicmp(e,"cmd",3))) - buffer->st_mode &= ~S_IEXEC; + sbuf->st_mode &= ~S_IEXEC; else - buffer->st_mode |= S_IEXEC; + sbuf->st_mode |= S_IEXEC; } else - buffer->st_mode &= ~S_IEXEC; + sbuf->st_mode &= ~S_IEXEC; + /* Propagate permissions to _group_ and _others_ */ + perms = sbuf->st_mode & (S_IREAD|S_IWRITE|S_IEXEC); + sbuf->st_mode |= (perms>>3) | (perms>>6); } #endif } return res; } +#define isSLASH(c) ((c) == '/' || (c) == '\\') +#define SKIP_SLASHES(s) \ + STMT_START { \ + while (*(s) && isSLASH(*(s))) \ + ++(s); \ + } STMT_END +#define COPY_NONSLASHES(d,s) \ + STMT_START { \ + while (*(s) && !isSLASH(*(s))) \ + *(d)++ = *(s)++; \ + } STMT_END + /* Find the longname of a given path. path is destructively modified. * It should have space for at least MAX_PATH characters. */ DllExport char * @@ -1065,61 +1329,74 @@ win32_longpath(char *path) return Nullch; /* drive prefix */ - if (isALPHA(path[0]) && path[1] == ':' && - (path[2] == '/' || path[2] == '\\')) - { + if (isALPHA(path[0]) && path[1] == ':') { start = path + 2; *tmpstart++ = path[0]; *tmpstart++ = ':'; } /* UNC prefix */ - else if ((path[0] == '/' || path[0] == '\\') && - (path[1] == '/' || path[1] == '\\')) - { + else if (isSLASH(path[0]) && isSLASH(path[1])) { start = path + 2; *tmpstart++ = path[0]; *tmpstart++ = path[1]; - /* copy machine name */ - while (*start && *start != '/' && *start != '\\') - *tmpstart++ = *start++; + SKIP_SLASHES(start); + COPY_NONSLASHES(tmpstart,start); /* copy machine name */ if (*start) { - *tmpstart++ = *start; - start++; - /* copy share name */ - while (*start && *start != '/' && *start != '\\') - *tmpstart++ = *start++; + *tmpstart++ = *start++; + SKIP_SLASHES(start); + COPY_NONSLASHES(tmpstart,start); /* copy share name */ } } - sep = *start++; - if (sep == '/' || sep == '\\') - *tmpstart++ = sep; *tmpstart = '\0'; - while (sep) { - /* walk up to slash */ - while (*start && *start != '/' && *start != '\\') - ++start; + while (*start) { + /* copy initial slash, if any */ + if (isSLASH(*start)) { + *tmpstart++ = *start++; + *tmpstart = '\0'; + SKIP_SLASHES(start); + } + + /* FindFirstFile() expands "." and "..", so we need to pass + * those through unmolested */ + if (*start == '.' + && (!start[1] || isSLASH(start[1]) + || (start[1] == '.' && (!start[2] || isSLASH(start[2]))))) + { + COPY_NONSLASHES(tmpstart,start); /* copy "." or ".." */ + *tmpstart = '\0'; + continue; + } + + /* if this is the end, bust outta here */ + if (!*start) + break; - /* discard doubled slashes */ - while (*start && (start[1] == '/' || start[1] == '\\')) + /* now we're at a non-slash; walk up to next slash */ + while (*start && !isSLASH(*start)) ++start; - sep = *start; /* stop and find full name of component */ + sep = *start; *start = '\0'; fhand = FindFirstFile(path,&fdata); + *start = sep; if (fhand != INVALID_HANDLE_VALUE) { - strcpy(tmpstart, fdata.cFileName); - tmpstart += strlen(fdata.cFileName); - if (sep) - *tmpstart++ = sep; - *tmpstart = '\0'; - *start++ = sep; - FindClose(fhand); + STRLEN len = strlen(fdata.cFileName); + if ((STRLEN)(tmpbuf + sizeof(tmpbuf) - tmpstart) > len) { + strcpy(tmpstart, fdata.cFileName); + tmpstart += len; + FindClose(fhand); + } + else { + FindClose(fhand); + errno = ERANGE; + return Nullch; + } } else { /* failed a step, just return without side effects */ /*PerlIO_printf(Perl_debug_log, "Failed to find %s\n", path);*/ - *start = sep; + errno = EINVAL; return Nullch; } } @@ -1127,13 +1404,11 @@ win32_longpath(char *path) return path; } -#ifndef USE_WIN32_RTL_ENV - DllExport char * win32_getenv(const char *name) { - dTHXo; - WCHAR wBuffer[MAX_PATH]; + dTHX; + WCHAR wBuffer[MAX_PATH+1]; DWORD needlen; SV *curitem = Nullsv; @@ -1181,7 +1456,7 @@ win32_getenv(const char *name) DllExport int win32_putenv(const char *name) { - dTHXo; + dTHX; char* curitem; char* val; WCHAR* wCuritem; @@ -1194,9 +1469,9 @@ win32_putenv(const char *name) New(1309,wCuritem,length,WCHAR); A2WHELPER(name, wCuritem, length*sizeof(WCHAR)); wVal = wcschr(wCuritem, '='); - if(wVal) { + if (wVal) { *wVal++ = '\0'; - if(SetEnvironmentVariableW(wCuritem, *wVal ? wVal : NULL)) + if (SetEnvironmentVariableW(wCuritem, *wVal ? wVal : NULL)) relval = 0; } Safefree(wCuritem); @@ -1205,7 +1480,7 @@ win32_putenv(const char *name) New(1309,curitem,strlen(name)+1,char); strcpy(curitem, name); val = strchr(curitem, '='); - if(val) { + if (val) { /* The sane way to deal with the environment. * Has these advantages over putenv() & co.: * * enables us to store a truly empty value in the @@ -1221,7 +1496,7 @@ win32_putenv(const char *name) * GSAR 97-06-07 */ *val++ = '\0'; - if(SetEnvironmentVariableA(curitem, *val ? val : NULL)) + if (SetEnvironmentVariableA(curitem, *val ? val : NULL)) relval = 0; } Safefree(curitem); @@ -1230,16 +1505,14 @@ win32_putenv(const char *name) return relval; } -#endif - static long filetime_to_clock(PFILETIME ft) { - __int64 qw = ft->dwHighDateTime; - qw <<= 32; - qw |= ft->dwLowDateTime; - qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */ - return (long) qw; + __int64 qw = ft->dwHighDateTime; + qw <<= 32; + qw |= ft->dwLowDateTime; + qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */ + return (long) qw; } DllExport int @@ -1248,22 +1521,21 @@ win32_times(struct tms *timebuf) FILETIME user; FILETIME kernel; FILETIME dummy; - if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy, + clock_t process_time_so_far = clock(); + if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy, &kernel,&user)) { timebuf->tms_utime = filetime_to_clock(&user); timebuf->tms_stime = filetime_to_clock(&kernel); timebuf->tms_cutime = 0; timebuf->tms_cstime = 0; - - } else { + } else { /* That failed - e.g. Win95 fallback to clock() */ - clock_t t = clock(); - timebuf->tms_utime = t; + timebuf->tms_utime = process_time_so_far; timebuf->tms_stime = 0; timebuf->tms_cutime = 0; timebuf->tms_cstime = 0; } - return 0; + return process_time_so_far; } /* fix utime() so it works on directories in NT */ @@ -1290,22 +1562,70 @@ filetime_from_time(PFILETIME pFileTime, time_t Time) } DllExport int +win32_unlink(const char *filename) +{ + dTHX; + int ret; + DWORD attrs; + + if (USING_WIDE()) { + WCHAR wBuffer[MAX_PATH+1]; + WCHAR* pwBuffer; + + A2WHELPER(filename, wBuffer, sizeof(wBuffer)); + pwBuffer = PerlDir_mapW(wBuffer); + attrs = GetFileAttributesW(pwBuffer); + if (attrs == 0xFFFFFFFF) + goto fail; + if (attrs & FILE_ATTRIBUTE_READONLY) { + (void)SetFileAttributesW(pwBuffer, attrs & ~FILE_ATTRIBUTE_READONLY); + ret = _wunlink(pwBuffer); + if (ret == -1) + (void)SetFileAttributesW(pwBuffer, attrs); + } + else + ret = _wunlink(pwBuffer); + } + else { + filename = PerlDir_mapA(filename); + attrs = GetFileAttributesA(filename); + if (attrs == 0xFFFFFFFF) + goto fail; + if (attrs & FILE_ATTRIBUTE_READONLY) { + (void)SetFileAttributesA(filename, attrs & ~FILE_ATTRIBUTE_READONLY); + ret = unlink(filename); + if (ret == -1) + (void)SetFileAttributesA(filename, attrs); + } + else + ret = unlink(filename); + } + return ret; +fail: + errno = ENOENT; + return -1; +} + +DllExport int win32_utime(const char *filename, struct utimbuf *times) { - dTHXo; + dTHX; HANDLE handle; FILETIME ftCreate; FILETIME ftAccess; FILETIME ftWrite; struct utimbuf TimeBuffer; - WCHAR wbuffer[MAX_PATH]; + WCHAR wbuffer[MAX_PATH+1]; + WCHAR* pwbuffer; int rc; if (USING_WIDE()) { A2WHELPER(filename, wbuffer, sizeof(wbuffer)); - rc = _wutime(wbuffer, (struct _utimbuf*)times); + pwbuffer = PerlDir_mapW(wbuffer); + rc = _wutime(pwbuffer, (struct _utimbuf*)times); } else { + filename = PerlDir_mapA(filename); rc = utime(filename, times); } /* EACCES: path specifies directory or readonly file */ @@ -1320,7 +1640,7 @@ win32_utime(const char *filename, struct utimbuf *times) /* This will (and should) still fail on readonly files */ if (USING_WIDE()) { - handle = CreateFileW(wbuffer, GENERIC_READ | GENERIC_WRITE, + handle = CreateFileW(pwbuffer, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_DELETE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); } @@ -1344,6 +1664,38 @@ win32_utime(const char *filename, struct utimbuf *times) return rc; } +typedef union { + unsigned __int64 ft_i64; + FILETIME ft_val; +} FT_t; + +#ifdef __GNUC__ +#define Const64(x) x##LL +#else +#define Const64(x) x##i64 +#endif +/* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */ +#define EPOCH_BIAS Const64(116444736000000000) + +/* NOTE: This does not compute the timezone info (doing so can be expensive, + * and appears to be unsupported even by glibc) */ +DllExport int +win32_gettimeofday(struct timeval *tp, void *not_used) +{ + FT_t ft; + + /* this returns time in 100-nanosecond units (i.e. tens of usecs) */ + GetSystemTimeAsFileTime(&ft.ft_val); + + /* seconds since epoch */ + tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(10000000)); + + /* microseconds remaining */ + tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(1000000)); + + return 0; +} + DllExport int win32_uname(struct utsname *name) { @@ -1410,14 +1762,17 @@ win32_uname(struct utsname *name) /* machine (architecture) */ { SYSTEM_INFO info; + DWORD procarch; char *arch; GetSystemInfo(&info); -#if defined(__BORLANDC__) || defined(__MINGW32__) - switch (info.u.s.wProcessorArchitecture) { +#if (defined(__BORLANDC__)&&(__BORLANDC__<=0x520)) \ + || (defined(__MINGW32__) && !defined(_ANONYMOUS_UNION)) + procarch = info.u.s.wProcessorArchitecture; #else - switch (info.wProcessorArchitecture) { + procarch = info.wProcessorArchitecture; #endif + switch (procarch) { case PROCESSOR_ARCHITECTURE_INTEL: arch = "x86"; break; case PROCESSOR_ARCHITECTURE_MIPS: @@ -1426,71 +1781,246 @@ win32_uname(struct utsname *name) arch = "alpha"; break; case PROCESSOR_ARCHITECTURE_PPC: arch = "ppc"; break; - default: +#ifdef PROCESSOR_ARCHITECTURE_SHX + case PROCESSOR_ARCHITECTURE_SHX: + arch = "shx"; break; +#endif +#ifdef PROCESSOR_ARCHITECTURE_ARM + case PROCESSOR_ARCHITECTURE_ARM: + arch = "arm"; break; +#endif +#ifdef PROCESSOR_ARCHITECTURE_IA64 + case PROCESSOR_ARCHITECTURE_IA64: + arch = "ia64"; break; +#endif +#ifdef PROCESSOR_ARCHITECTURE_ALPHA64 + case PROCESSOR_ARCHITECTURE_ALPHA64: + arch = "alpha64"; break; +#endif +#ifdef PROCESSOR_ARCHITECTURE_MSIL + case PROCESSOR_ARCHITECTURE_MSIL: + arch = "msil"; break; +#endif +#ifdef PROCESSOR_ARCHITECTURE_AMD64 + case PROCESSOR_ARCHITECTURE_AMD64: + arch = "amd64"; break; +#endif +#ifdef PROCESSOR_ARCHITECTURE_IA32_ON_WIN64 + case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64: + arch = "ia32-64"; break; +#endif +#ifdef PROCESSOR_ARCHITECTURE_UNKNOWN + case PROCESSOR_ARCHITECTURE_UNKNOWN: arch = "unknown"; break; +#endif + default: + sprintf(name->machine, "unknown(0x%x)", procarch); + arch = name->machine; + break; } - strcpy(name->machine, arch); + if (name->machine != arch) + strcpy(name->machine, arch); } return 0; } -DllExport int -win32_waitpid(int pid, int *status, int flags) +/* Timing related stuff */ + +int +do_raise(pTHX_ int sig) { - dTHXo; - int retval = -1; - if (pid == -1) - return win32_wait(status); - else { - long child = find_pid(pid); - if (child >= 0) { - HANDLE hProcess = w32_child_handles[child]; - DWORD waitcode = WaitForSingleObject(hProcess, INFINITE); - if (waitcode != WAIT_FAILED) { - if (GetExitCodeProcess(hProcess, &waitcode)) { - *status = (int)((waitcode & 0xff) << 8); - retval = (int)w32_child_pids[child]; - remove_dead_process(child); - return retval; - } - } - else - errno = ECHILD; + if (sig < SIG_SIZE) { + Sighandler_t handler = w32_sighandler[sig]; + if (handler == SIG_IGN) { + return 0; + } + else if (handler != SIG_DFL) { + (*handler)(sig); + return 0; } else { - retval = cwait(status, pid, WAIT_CHILD); - /* cwait() returns "correctly" on Borland */ -#ifndef __BORLANDC__ - if (status) - *status *= 256; + /* Choose correct default behaviour */ + switch (sig) { +#ifdef SIGCLD + case SIGCLD: #endif +#ifdef SIGCHLD + case SIGCHLD: +#endif + case 0: + return 0; + case SIGTERM: + default: + break; + } } } - return retval >= 0 ? pid : retval; + /* Tell caller to exit thread/process as approriate */ + return 1; +} + +void +sig_terminate(pTHX_ int sig) +{ + Perl_warn(aTHX_ "Terminating on signal SIG%s(%d)\n",PL_sig_name[sig], sig); + /* exit() seems to be safe, my_exit() or die() is a problem in ^C + thread + */ + exit(sig); } DllExport int -win32_wait(int *status) +win32_async_check(pTHX) { - /* XXX this wait emulation only knows about processes - * spawned via win32_spawnvp(P_NOWAIT, ...). + MSG msg; + int ours = 1; + /* Passing PeekMessage -1 as HWND (2nd arg) only get PostThreadMessage() messages + * and ignores window messages - should co-exist better with windows apps e.g. Tk */ - dTHXo; - int i, retval; - DWORD exitcode, waitcode; + while (PeekMessage(&msg, (HWND)-1, 0, 0, PM_REMOVE|PM_NOYIELD)) { + int sig; + switch(msg.message) { + +#if 0 + /* Perhaps some other messages could map to signals ? ... */ + case WM_CLOSE: + case WM_QUIT: + /* Treat WM_QUIT like SIGHUP? */ + sig = SIGHUP; + goto Raise; + break; +#endif - if (!w32_num_children) { - errno = ECHILD; - return -1; + /* We use WM_USER to fake kill() with other signals */ + case WM_USER: { + sig = msg.wParam; + Raise: + if (do_raise(aTHX_ sig)) { + sig_terminate(aTHX_ sig); + } + break; + } + + case WM_TIMER: { + /* alarm() is a one-shot but SetTimer() repeats so kill it */ + if (w32_timerid && w32_timerid==msg.wParam) { + KillTimer(NULL,w32_timerid); + w32_timerid=0; + } + else + goto FallThrough; + /* Now fake a call to signal handler */ + if (do_raise(aTHX_ 14)) { + sig_terminate(aTHX_ 14); + } + break; + } + + /* Otherwise do normal Win32 thing - in case it is useful */ + default: + FallThrough: + TranslateMessage(&msg); + DispatchMessage(&msg); + ours = 0; + break; + } } + w32_poll_count = 0; - /* if a child exists, wait for it to die */ - waitcode = WaitForMultipleObjects(w32_num_children, - w32_child_handles, - FALSE, - INFINITE); - if (waitcode != WAIT_FAILED) { - if (waitcode >= WAIT_ABANDONED_0 + /* Above or other stuff may have set a signal flag */ + if (PL_sig_pending) { + despatch_signals(); + } + return ours; +} + +/* This function will not return until the timeout has elapsed, or until + * one of the handles is ready. */ +DllExport DWORD +win32_msgwait(pTHX_ DWORD count, LPHANDLE handles, DWORD timeout, LPDWORD resultp) +{ + /* We may need several goes at this - so compute when we stop */ + DWORD ticks = 0; + if (timeout != INFINITE) { + ticks = GetTickCount(); + timeout += ticks; + } + while (1) { + DWORD result = MsgWaitForMultipleObjects(count,handles,FALSE,timeout-ticks, QS_ALLEVENTS); + if (resultp) + *resultp = result; + if (result == WAIT_TIMEOUT) { + /* Ran out of time - explicit return of zero to avoid -ve if we + have scheduling issues + */ + return 0; + } + if (timeout != INFINITE) { + ticks = GetTickCount(); + } + if (result == WAIT_OBJECT_0 + count) { + /* Message has arrived - check it */ + (void)win32_async_check(aTHX); + } + else { + /* Not timeout or message - one of handles is ready */ + break; + } + } + /* compute time left to wait */ + ticks = timeout - ticks; + /* If we are past the end say zero */ + return (ticks > 0) ? ticks : 0; +} + +int +win32_internal_wait(int *status, DWORD timeout) +{ + /* XXX this wait emulation only knows about processes + * spawned via win32_spawnvp(P_NOWAIT, ...). + */ + dTHX; + int i, retval; + DWORD exitcode, waitcode; + +#ifdef USE_ITHREADS + if (w32_num_pseudo_children) { + win32_msgwait(aTHX_ w32_num_pseudo_children, w32_pseudo_child_handles, + timeout, &waitcode); + /* Time out here if there are no other children to wait for. */ + if (waitcode == WAIT_TIMEOUT) { + if (!w32_num_children) { + return 0; + } + } + else if (waitcode != WAIT_FAILED) { + if (waitcode >= WAIT_ABANDONED_0 + && waitcode < WAIT_ABANDONED_0 + w32_num_pseudo_children) + i = waitcode - WAIT_ABANDONED_0; + else + i = waitcode - WAIT_OBJECT_0; + if (GetExitCodeThread(w32_pseudo_child_handles[i], &exitcode)) { + *status = (int)((exitcode & 0xff) << 8); + retval = (int)w32_pseudo_child_pids[i]; + remove_dead_pseudo_process(i); + return -retval; + } + } + } +#endif + + if (!w32_num_children) { + errno = ECHILD; + return -1; + } + + /* if a child exists, wait for it to die */ + win32_msgwait(aTHX_ w32_num_children, w32_child_handles, timeout, &waitcode); + if (waitcode == WAIT_TIMEOUT) { + return 0; + } + if (waitcode != WAIT_FAILED) { + if (waitcode >= WAIT_ABANDONED_0 && waitcode < WAIT_ABANDONED_0 + w32_num_children) i = waitcode - WAIT_ABANDONED_0; else @@ -1503,52 +2033,129 @@ win32_wait(int *status) } } -FAILED: errno = GetLastError(); return -1; } -static UINT timerid = 0; +DllExport int +win32_waitpid(int pid, int *status, int flags) +{ + dTHX; + DWORD timeout = (flags & WNOHANG) ? 0 : INFINITE; + int retval = -1; + long child; + if (pid == -1) /* XXX threadid == 1 ? */ + return win32_internal_wait(status, timeout); +#ifdef USE_ITHREADS + else if (pid < 0) { + child = find_pseudo_pid(-pid); + if (child >= 0) { + HANDLE hThread = w32_pseudo_child_handles[child]; + DWORD waitcode; + win32_msgwait(aTHX_ 1, &hThread, timeout, &waitcode); + if (waitcode == WAIT_TIMEOUT) { + return 0; + } + else if (waitcode == WAIT_OBJECT_0) { + if (GetExitCodeThread(hThread, &waitcode)) { + *status = (int)((waitcode & 0xff) << 8); + retval = (int)w32_pseudo_child_pids[child]; + remove_dead_pseudo_process(child); + return -retval; + } + } + else + errno = ECHILD; + } + else if (IsWin95()) { + pid = -pid; + goto alien_process; + } + } +#endif + else { + HANDLE hProcess; + DWORD waitcode; + child = find_pid(pid); + if (child >= 0) { + hProcess = w32_child_handles[child]; + win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); + if (waitcode == WAIT_TIMEOUT) { + return 0; + } + else if (waitcode == WAIT_OBJECT_0) { + if (GetExitCodeProcess(hProcess, &waitcode)) { + *status = (int)((waitcode & 0xff) << 8); + retval = (int)w32_child_pids[child]; + remove_dead_process(child); + return retval; + } + } + else + errno = ECHILD; + } + else { +alien_process: + hProcess = OpenProcess(PROCESS_ALL_ACCESS, TRUE, + (IsWin95() ? -pid : pid)); + if (hProcess) { + win32_msgwait(aTHX_ 1, &hProcess, timeout, &waitcode); + if (waitcode == WAIT_TIMEOUT) { + CloseHandle(hProcess); + return 0; + } + else if (waitcode == WAIT_OBJECT_0) { + if (GetExitCodeProcess(hProcess, &waitcode)) { + *status = (int)((waitcode & 0xff) << 8); + CloseHandle(hProcess); + return pid; + } + } + CloseHandle(hProcess); + } + else + errno = ECHILD; + } + } + return retval >= 0 ? pid : retval; +} + +DllExport int +win32_wait(int *status) +{ + return win32_internal_wait(status, INFINITE); +} -static VOID CALLBACK TimerProc(HWND win, UINT msg, UINT id, DWORD time) +DllExport unsigned int +win32_sleep(unsigned int t) { - dTHXo; - KillTimer(NULL,timerid); - timerid=0; - sighandler(14); + dTHX; + /* Win32 times are in ms so *1000 in and /1000 out */ + return win32_msgwait(aTHX_ 0, NULL, t*1000, NULL)/1000; } DllExport unsigned int win32_alarm(unsigned int sec) { - /* + /* * the 'obvious' implentation is SetTimer() with a callback - * which does whatever receiving SIGALRM would do - * we cannot use SIGALRM even via raise() as it is not + * which does whatever receiving SIGALRM would do + * we cannot use SIGALRM even via raise() as it is not * one of the supported codes in - * - * Snag is unless something is looking at the message queue - * nothing happens :-( - */ - dTHXo; - if (sec) - { - timerid = SetTimer(NULL,timerid,sec*1000,(TIMERPROC)TimerProc); - if (!timerid) - Perl_croak_nocontext("Cannot set timer"); - } - else - { - if (timerid) - { - KillTimer(NULL,timerid); - timerid=0; - } - } + */ + dTHX; + if (sec) { + w32_timerid = SetTimer(NULL,w32_timerid,sec*1000,NULL); + } + else { + if (w32_timerid) { + KillTimer(NULL,w32_timerid); + w32_timerid=0; + } + } return 0; } -#if defined(HAVE_DES_FCRYPT) || defined(PERL_OBJECT) #ifdef HAVE_DES_FCRYPT extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf); #endif @@ -1556,67 +2163,36 @@ extern char * des_fcrypt(const char *txt, const char *salt, char *cbuf); DllExport char * win32_crypt(const char *txt, const char *salt) { - dTHXo; + dTHX; #ifdef HAVE_DES_FCRYPT - dTHR; return des_fcrypt(txt, salt, w32_crypt_buffer); #else - die("The crypt() function is unimplemented due to excessive paranoia."); + Perl_croak(aTHX_ "The crypt() function is unimplemented due to excessive paranoia."); return Nullch; #endif } -#endif #ifdef USE_FIXED_OSFHANDLE -EXTERN_C int __cdecl _alloc_osfhnd(void); -EXTERN_C int __cdecl _set_osfhnd(int fh, long value); -EXTERN_C void __cdecl _lock_fhandle(int); -EXTERN_C void __cdecl _unlock_fhandle(int); -EXTERN_C void __cdecl _unlock(int); - -#if (_MSC_VER >= 1000) -typedef struct { - long osfhnd; /* underlying OS file HANDLE */ - char osfile; /* attributes of file (e.g., open in text mode?) */ - char pipech; /* one char buffer for handles opened on pipes */ -#if defined (_MT) && !defined (DLL_FOR_WIN32S) - int lockinitflag; - CRITICAL_SECTION lock; -#endif /* defined (_MT) && !defined (DLL_FOR_WIN32S) */ -} ioinfo; - -EXTERN_C ioinfo * __pioinfo[]; - -#define IOINFO_L2E 5 -#define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E) -#define _pioinfo(i) (__pioinfo[i >> IOINFO_L2E] + (i & (IOINFO_ARRAY_ELTS - 1))) -#define _osfile(i) (_pioinfo(i)->osfile) - -#else /* (_MSC_VER >= 1000) */ -extern char _osfile[]; -#endif /* (_MSC_VER >= 1000) */ - #define FOPEN 0x01 /* file handle open */ +#define FNOINHERIT 0x10 /* file handle opened O_NOINHERIT */ #define FAPPEND 0x20 /* file handle opened O_APPEND */ #define FDEV 0x40 /* file handle refers to device */ #define FTEXT 0x80 /* file handle is in text mode */ -#define _STREAM_LOCKS 26 /* Table of stream locks */ -#define _LAST_STREAM_LOCK (_STREAM_LOCKS+_NSTREAM_-1) /* Last stream lock */ -#define _FH_LOCKS (_LAST_STREAM_LOCK+1) /* Table of fh locks */ - /*** -*int my_open_osfhandle(long osfhandle, int flags) - open C Runtime file handle +*int my_open_osfhandle(intptr_t osfhandle, int flags) - open C Runtime file handle * *Purpose: * This function allocates a free C Runtime file handle and associates * it with the Win32 HANDLE specified by the first parameter. This is a -* temperary fix for WIN95's brain damage GetFileType() error on socket -* we just bypass that call for socket +* temperary fix for WIN95's brain damage GetFileType() error on socket +* we just bypass that call for socket +* +* This works with MSVC++ 4.0+ or GCC/Mingw32 * *Entry: -* long osfhandle - Win32 HANDLE to associate with C Runtime file handle. +* intptr_t osfhandle - Win32 HANDLE to associate with C Runtime file handle. * int flags - flags to associate with C Runtime file handle. * *Exit: @@ -1627,8 +2203,29 @@ extern char _osfile[]; * *******************************************************************************/ +/* + * we fake up some parts of the CRT that aren't exported by MSVCRT.dll + * this lets sockets work on Win9X with GCC and should fix the problems + * with perl95.exe + * -- BKS, 1-23-2000 +*/ + +/* create an ioinfo entry, kill its handle, and steal the entry */ + +static int +_alloc_osfhnd(void) +{ + HANDLE hF = CreateFile("NUL", 0, 0, NULL, OPEN_ALWAYS, 0, NULL); + int fh = _open_osfhandle((intptr_t)hF, 0); + CloseHandle(hF); + if (fh == -1) + return fh; + EnterCriticalSection(&(_pioinfo(fh)->lock)); + return fh; +} + static int -my_open_osfhandle(long osfhandle, int flags) +my_open_osfhandle(intptr_t osfhandle, int flags) { int fh; char fileflags; /* _osfile flags */ @@ -1642,6 +2239,9 @@ my_open_osfhandle(long osfhandle, int flags) if (flags & O_TEXT) fileflags |= FTEXT; + if (flags & O_NOINHERIT) + fileflags |= FNOINHERIT; + /* attempt to allocate a C Runtime file handle */ if ((fh = _alloc_osfhnd()) == -1) { errno = EMFILE; /* too many open files */ @@ -1654,18 +2254,12 @@ my_open_osfhandle(long osfhandle, int flags) fileflags |= FOPEN; /* mark as open */ -#if (_MSC_VER >= 1000) _osfile(fh) = fileflags; /* set osfile entry */ - _unlock_fhandle(fh); -#else - _osfile[fh] = fileflags; /* set osfile entry */ - _unlock(fh+_FH_LOCKS); /* unlock handle */ -#endif + LeaveCriticalSection(&_pioinfo(fh)->lock); return fh; /* return handle */ } -#define _open_osfhandle my_open_osfhandle #endif /* USE_FIXED_OSFHANDLE */ /* simulate flock by locking a range on the file */ @@ -1681,7 +2275,7 @@ win32_flock(int fd, int oper) HANDLE fh; if (!IsWinNT()) { - dTHXo; + dTHX; Perl_croak_nocontext("flock() unimplemented on this platform"); return -1; } @@ -1766,27 +2360,27 @@ win32_feof(FILE *fp) } /* - * Since the errors returned by the socket error function + * Since the errors returned by the socket error function * WSAGetLastError() are not known by the library routine strerror * we have to roll our own. */ DllExport char * -win32_strerror(int e) +win32_strerror(int e) { -#ifndef __BORLANDC__ /* Borland intolerance */ +#if !defined __BORLANDC__ && !defined __MINGW32__ /* compiler intolerance */ extern int sys_nerr; #endif DWORD source = 0; if (e < 0 || e > sys_nerr) { - dTHXo; + dTHX; if (e < 0) e = GetLastError(); if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0, w32_strerror_buffer, - sizeof(w32_strerror_buffer), NULL) == 0) + sizeof(w32_strerror_buffer), NULL) == 0) strcpy(w32_strerror_buffer, "Unknown Error"); return w32_strerror_buffer; @@ -1820,13 +2414,12 @@ win32_str_os_error(void *sv, DWORD dwErr) dwErr, GetLastError()); } if (sMsg) { - dTHXo; + dTHX; sv_setpvn((SV*)sv, sMsg, dwLen); LocalFree(sMsg); } } - DllExport int win32_fprintf(FILE *fp, const char *format, ...) { @@ -1874,9 +2467,10 @@ win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp) DllExport FILE * win32_fopen(const char *filename, const char *mode) { - dTHXo; - WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH]; - + dTHX; + WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH+1]; + FILE *f; + if (!*filename) return NULL; @@ -1886,9 +2480,14 @@ win32_fopen(const char *filename, const char *mode) if (USING_WIDE()) { A2WHELPER(mode, wMode, sizeof(wMode)); A2WHELPER(filename, wBuffer, sizeof(wBuffer)); - return _wfopen(wBuffer, wMode); + f = _wfopen(PerlDir_mapW(wBuffer), wMode); } - return fopen(filename, mode); + else + f = fopen(PerlDir_mapA(filename), mode); + /* avoid buffering headaches for child processes */ + if (f && *mode == 'a') + win32_fseek(f, 0, SEEK_END); + return f; } #ifndef USE_SOCKETS_AS_HANDLES @@ -1899,29 +2498,35 @@ win32_fopen(const char *filename, const char *mode) DllExport FILE * win32_fdopen(int handle, const char *mode) { - dTHXo; + dTHX; WCHAR wMode[MODE_SIZE]; + FILE *f; if (USING_WIDE()) { A2WHELPER(mode, wMode, sizeof(wMode)); - return _wfdopen(handle, wMode); + f = _wfdopen(handle, wMode); } - return fdopen(handle, (char *) mode); + else + f = fdopen(handle, (char *) mode); + /* avoid buffering headaches for child processes */ + if (f && *mode == 'a') + win32_fseek(f, 0, SEEK_END); + return f; } DllExport FILE * win32_freopen(const char *path, const char *mode, FILE *stream) { - dTHXo; - WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH]; + dTHX; + WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH+1]; if (stricmp(path, "/dev/null")==0) path = "NUL"; if (USING_WIDE()) { A2WHELPER(mode, wMode, sizeof(wMode)); A2WHELPER(path, wBuffer, sizeof(wBuffer)); - return _wfreopen(wBuffer, wMode, stream); + return _wfreopen(PerlDir_mapW(wBuffer), wMode, stream); } - return freopen(path, mode, stream); + return freopen(PerlDir_mapA(path), mode, stream); } DllExport int @@ -1973,28 +2578,81 @@ win32_fflush(FILE *pf) return fflush(pf); } -DllExport long +DllExport Off_t win32_ftell(FILE *pf) { +#if defined(WIN64) || defined(USE_LARGE_FILES) +#if defined(__BORLAND__) /* buk */ + return win32_tell( fileno( pf ) ); +#else + fpos_t pos; + if (fgetpos(pf, &pos)) + return -1; + return (Off_t)pos; +#endif +#else return ftell(pf); +#endif } DllExport int -win32_fseek(FILE *pf,long offset,int origin) -{ +win32_fseek(FILE *pf, Off_t offset,int origin) +{ +#if defined(WIN64) || defined(USE_LARGE_FILES) +#if defined(__BORLANDC__) /* buk */ + return win32_lseek( + fileno(pf), + offset, + origin + ); +#else + fpos_t pos; + switch (origin) { + case SEEK_CUR: + if (fgetpos(pf, &pos)) + return -1; + offset += pos; + break; + case SEEK_END: + fseek(pf, 0, SEEK_END); + pos = _telli64(fileno(pf)); + offset += pos; + break; + case SEEK_SET: + break; + default: + errno = EINVAL; + return -1; + } + return fsetpos(pf, &offset); +#endif +#else return fseek(pf, offset, origin); +#endif } DllExport int win32_fgetpos(FILE *pf,fpos_t *p) { +#if defined(__BORLANDC__) && defined(USE_LARGE_FILES) /* buk */ + if( win32_tell(fileno(pf)) == -1L ) { + errno = EBADF; + return -1; + } + return 0; +#else return fgetpos(pf, p); +#endif } DllExport int win32_fsetpos(FILE *pf,const fpos_t *p) { +#if defined(__BORLANDC__) && defined(USE_LARGE_FILES) /* buk */ + return win32_lseek(fileno(pf), *p, SEEK_CUR); +#else return fsetpos(pf, p); +#endif } DllExport void @@ -2004,10 +2662,46 @@ win32_rewind(FILE *pf) return; } +DllExport int +win32_tmpfd(void) +{ + dTHX; + char prefix[MAX_PATH+1]; + char filename[MAX_PATH+1]; + DWORD len = GetTempPath(MAX_PATH, prefix); + if (len && len < MAX_PATH) { + if (GetTempFileName(prefix, "plx", 0, filename)) { + HANDLE fh = CreateFile(filename, + DELETE | GENERIC_READ | GENERIC_WRITE, + 0, + NULL, + CREATE_ALWAYS, + FILE_ATTRIBUTE_NORMAL + | FILE_FLAG_DELETE_ON_CLOSE, + NULL); + if (fh != INVALID_HANDLE_VALUE) { + int fd = win32_open_osfhandle((intptr_t)fh, 0); + if (fd >= 0) { +#if defined(__BORLANDC__) + setmode(fd,O_BINARY); +#endif + DEBUG_p(PerlIO_printf(Perl_debug_log, + "Created tmpfile=%s\n",filename)); + return fd; + } + } + } + } + return -1; +} + DllExport FILE* win32_tmpfile(void) { - return tmpfile(); + int fd = win32_tmpfd(); + if (fd >= 0) + return win32_fdopen(fd, "w+b"); + return NULL; } DllExport void @@ -2018,9 +2712,27 @@ win32_abort(void) } DllExport int -win32_fstat(int fd,struct stat *sbufptr) +win32_fstat(int fd, Stat_t *sbufptr) { - return fstat(fd,sbufptr); +#ifdef __BORLANDC__ + /* A file designated by filehandle is not shown as accessible + * for write operations, probably because it is opened for reading. + * --Vadim Konovalov + */ + int rc = fstat(fd,sbufptr); + BY_HANDLE_FILE_INFORMATION bhfi; + if (GetFileInformationByHandle((HANDLE)_get_osfhandle(fd), &bhfi)) { + sbufptr->st_mode &= 0xFE00; + if (bhfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY) + sbufptr->st_mode |= (S_IREAD + (S_IREAD >> 3) + (S_IREAD >> 6)); + else + sbufptr->st_mode |= ((S_IREAD|S_IWRITE) + ((S_IREAD|S_IWRITE) >> 3) + + ((S_IREAD|S_IWRITE) >> 6)); + } + return rc; +#else + return my_fstat(fd,sbufptr); +#endif } DllExport int @@ -2029,32 +2741,48 @@ win32_pipe(int *pfd, unsigned int size, int mode) return _pipe(pfd, size, mode); } +DllExport PerlIO* +win32_popenlist(const char *mode, IV narg, SV **args) +{ + dTHX; + Perl_croak(aTHX_ "List form of pipe open not implemented"); + return NULL; +} + /* * a popen() clone that respects PERL5SHELL + * + * changed to return PerlIO* rather than FILE * by BKS, 11-11-2000 */ -DllExport FILE* +DllExport PerlIO* win32_popen(const char *command, const char *mode) { #ifdef USE_RTL_POPEN return _popen(command, mode); #else + dTHX; int p[2]; int parent, child; int stdfd, oldfd; int ourmode; int childpid; + DWORD nhandle; + HANDLE old_h; + int lock_held = 0; /* establish which ends read and write */ if (strchr(mode,'w')) { stdfd = 0; /* stdin */ parent = 1; child = 0; + nhandle = STD_INPUT_HANDLE; } else if (strchr(mode,'r')) { stdfd = 1; /* stdout */ parent = 0; child = 1; + nhandle = STD_OUTPUT_HANDLE; } else return NULL; @@ -2070,13 +2798,19 @@ win32_popen(const char *command, const char *mode) /* the child doesn't inherit handles */ ourmode |= O_NOINHERIT; - if (win32_pipe( p, 512, ourmode) == -1) + if (win32_pipe(p, 512, ourmode) == -1) return NULL; /* save current stdfd */ if ((oldfd = win32_dup(stdfd)) == -1) goto cleanup; + /* save the old std handle (this needs to happen before the + * dup2(), since that might call SetStdHandle() too) */ + OP_REFCNT_LOCK; + lock_held = 1; + old_h = GetStdHandle(nhandle); + /* make stdfd go to child end of pipe (implicitly closes stdfd) */ /* stdfd will be inherited by the child */ if (win32_dup2(p[child], stdfd) == -1) @@ -2085,9 +2819,12 @@ win32_popen(const char *command, const char *mode) /* close the child end in parent */ win32_close(p[child]); + /* set the new std handle (in case dup2() above didn't) */ + SetStdHandle(nhandle, (HANDLE)_get_osfhandle(stdfd)); + /* start the child */ { - dTHXo; + dTHX; if ((childpid = do_spawn_nowait((char*)command)) == -1) goto cleanup; @@ -2095,22 +2832,37 @@ win32_popen(const char *command, const char *mode) if (win32_dup2(oldfd, stdfd) == -1) goto cleanup; + /* restore the old std handle (this needs to happen after the + * dup2(), since that might call SetStdHandle() too */ + if (lock_held) { + SetStdHandle(nhandle, old_h); + OP_REFCNT_UNLOCK; + lock_held = 0; + } + /* close saved handle */ win32_close(oldfd); + LOCK_FDPID_MUTEX; sv_setiv(*av_fetch(w32_fdpid, p[parent], TRUE), childpid); + UNLOCK_FDPID_MUTEX; /* set process id so that it can be returned by perl's open() */ PL_forkprocess = childpid; } /* we have an fd, return a file stream */ - return (win32_fdopen(p[parent], (char *)mode)); + return (PerlIO_fdopen(p[parent], (char *)mode)); cleanup: /* we don't need to check for errors here */ win32_close(p[0]); win32_close(p[1]); + if (lock_held) { + SetStdHandle(nhandle, old_h); + OP_REFCNT_UNLOCK; + lock_held = 0; + } if (oldfd != -1) { win32_dup2(oldfd, stdfd); win32_close(oldfd); @@ -2125,16 +2877,18 @@ cleanup: */ DllExport int -win32_pclose(FILE *pf) +win32_pclose(PerlIO *pf) { #ifdef USE_RTL_POPEN return _pclose(pf); #else - dTHXo; + dTHX; int childpid, status; SV *sv; - sv = *av_fetch(w32_fdpid, win32_fileno(pf), TRUE); + LOCK_FDPID_MUTEX; + sv = *av_fetch(w32_fdpid, PerlIO_fileno(pf), TRUE); + if (SvIOK(sv)) childpid = SvIVX(sv); else @@ -2145,8 +2899,13 @@ win32_pclose(FILE *pf) return -1; } - win32_fclose(pf); +#ifdef USE_PERLIO + PerlIO_close(pf); +#else + fclose(pf); +#endif SvIVX(sv) = 0; + UNLOCK_FDPID_MUTEX; if (win32_waitpid(childpid, &status, 0) == -1) return -1; @@ -2156,26 +2915,120 @@ win32_pclose(FILE *pf) #endif /* USE_RTL_POPEN */ } +static BOOL WINAPI +Nt4CreateHardLinkW( + LPCWSTR lpFileName, + LPCWSTR lpExistingFileName, + LPSECURITY_ATTRIBUTES lpSecurityAttributes) +{ + HANDLE handle; + WCHAR wFullName[MAX_PATH+1]; + LPVOID lpContext = NULL; + WIN32_STREAM_ID StreamId; + DWORD dwSize = (char*)&StreamId.cStreamName - (char*)&StreamId; + DWORD dwWritten; + DWORD dwLen; + BOOL bSuccess; + + BOOL (__stdcall *pfnBackupWrite)(HANDLE, LPBYTE, DWORD, LPDWORD, + BOOL, BOOL, LPVOID*) = + (BOOL (__stdcall *)(HANDLE, LPBYTE, DWORD, LPDWORD, + BOOL, BOOL, LPVOID*)) + GetProcAddress(GetModuleHandle("kernel32.dll"), "BackupWrite"); + if (pfnBackupWrite == NULL) + return 0; + + dwLen = GetFullPathNameW(lpFileName, MAX_PATH, wFullName, NULL); + if (dwLen == 0) + return 0; + dwLen = (dwLen+1)*sizeof(WCHAR); + + handle = CreateFileW(lpExistingFileName, FILE_WRITE_ATTRIBUTES, + FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, + NULL, OPEN_EXISTING, 0, NULL); + if (handle == INVALID_HANDLE_VALUE) + return 0; + + StreamId.dwStreamId = BACKUP_LINK; + StreamId.dwStreamAttributes = 0; + StreamId.dwStreamNameSize = 0; +#if defined(__BORLANDC__) \ + ||(defined(__MINGW32__) && !defined(_ANONYMOUS_UNION)) + StreamId.Size.u.HighPart = 0; + StreamId.Size.u.LowPart = dwLen; +#else + StreamId.Size.HighPart = 0; + StreamId.Size.LowPart = dwLen; +#endif + + bSuccess = pfnBackupWrite(handle, (LPBYTE)&StreamId, dwSize, &dwWritten, + FALSE, FALSE, &lpContext); + if (bSuccess) { + bSuccess = pfnBackupWrite(handle, (LPBYTE)wFullName, dwLen, &dwWritten, + FALSE, FALSE, &lpContext); + pfnBackupWrite(handle, NULL, 0, &dwWritten, TRUE, FALSE, &lpContext); + } + + CloseHandle(handle); + return bSuccess; +} + +DllExport int +win32_link(const char *oldname, const char *newname) +{ + dTHX; + BOOL (__stdcall *pfnCreateHardLinkW)(LPCWSTR,LPCWSTR,LPSECURITY_ATTRIBUTES); + WCHAR wOldName[MAX_PATH+1]; + WCHAR wNewName[MAX_PATH+1]; + + if (IsWin95()) + Perl_croak(aTHX_ PL_no_func, "link"); + + pfnCreateHardLinkW = + (BOOL (__stdcall *)(LPCWSTR, LPCWSTR, LPSECURITY_ATTRIBUTES)) + GetProcAddress(GetModuleHandle("kernel32.dll"), "CreateHardLinkW"); + if (pfnCreateHardLinkW == NULL) + pfnCreateHardLinkW = Nt4CreateHardLinkW; + + if ((A2WHELPER(oldname, wOldName, sizeof(wOldName))) && + (A2WHELPER(newname, wNewName, sizeof(wNewName))) && + (wcscpy(wOldName, PerlDir_mapW(wOldName)), + pfnCreateHardLinkW(PerlDir_mapW(wNewName), wOldName, NULL))) + { + return 0; + } + errno = (GetLastError() == ERROR_FILE_NOT_FOUND) ? ENOENT : EINVAL; + return -1; +} + DllExport int win32_rename(const char *oname, const char *newname) { - WCHAR wOldName[MAX_PATH]; - WCHAR wNewName[MAX_PATH]; + WCHAR wOldName[MAX_PATH+1]; + WCHAR wNewName[MAX_PATH+1]; + char szOldName[MAX_PATH+1]; + char szNewName[MAX_PATH+1]; BOOL bResult; + dTHX; + /* XXX despite what the documentation says about MoveFileEx(), * it doesn't work under Windows95! */ if (IsWinNT()) { - dTHXo; + DWORD dwFlags = MOVEFILE_COPY_ALLOWED; if (USING_WIDE()) { A2WHELPER(oname, wOldName, sizeof(wOldName)); A2WHELPER(newname, wNewName, sizeof(wNewName)); - bResult = MoveFileExW(wOldName,wNewName, - MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING); + if (wcsicmp(wNewName, wOldName)) + dwFlags |= MOVEFILE_REPLACE_EXISTING; + wcscpy(wOldName, PerlDir_mapW(wOldName)); + bResult = MoveFileExW(wOldName,PerlDir_mapW(wNewName), dwFlags); } else { - bResult = MoveFileExA(oname,newname, - MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING); + if (stricmp(newname, oname)) + dwFlags |= MOVEFILE_REPLACE_EXISTING; + strcpy(szOldName, PerlDir_mapA(oname)); + bResult = MoveFileExA(szOldName,PerlDir_mapA(newname), dwFlags); } if (!bResult) { DWORD err = GetLastError(); @@ -2200,14 +3053,17 @@ win32_rename(const char *oname, const char *newname) } else { int retval = 0; - char tmpname[MAX_PATH+1]; + char szTmpName[MAX_PATH+1]; char dname[MAX_PATH+1]; char *endname = Nullch; STRLEN tmplen = 0; DWORD from_attr, to_attr; + strcpy(szOldName, PerlDir_mapA(oname)); + strcpy(szNewName, PerlDir_mapA(newname)); + /* if oname doesn't exist, do nothing */ - from_attr = GetFileAttributes(oname); + from_attr = GetFileAttributes(szOldName); if (from_attr == 0xFFFFFFFF) { errno = ENOENT; return -1; @@ -2217,7 +3073,7 @@ win32_rename(const char *oname, const char *newname) * don't delete it in case oname happens to be the same file * (but perhaps accessed via a different path) */ - to_attr = GetFileAttributes(newname); + to_attr = GetFileAttributes(szNewName); if (to_attr != 0xFFFFFFFF) { /* if newname is a directory, we fail * XXX could overcome this with yet more convoluted logic */ @@ -2225,29 +3081,29 @@ win32_rename(const char *oname, const char *newname) errno = EACCES; return -1; } - tmplen = strlen(newname); - strcpy(tmpname,newname); - endname = tmpname+tmplen; - for (; endname > tmpname ; --endname) { + tmplen = strlen(szNewName); + strcpy(szTmpName,szNewName); + endname = szTmpName+tmplen; + for (; endname > szTmpName ; --endname) { if (*endname == '/' || *endname == '\\') { *endname = '\0'; break; } } - if (endname > tmpname) - endname = strcpy(dname,tmpname); + if (endname > szTmpName) + endname = strcpy(dname,szTmpName); else endname = "."; /* get a temporary filename in same directory * XXX is this really the best we can do? */ - if (!GetTempFileName((LPCTSTR)endname, "plr", 0, tmpname)) { + if (!GetTempFileName((LPCTSTR)endname, "plr", 0, szTmpName)) { errno = ENOENT; return -1; } - DeleteFile(tmpname); + DeleteFile(szTmpName); - retval = rename(newname, tmpname); + retval = rename(szNewName, szTmpName); if (retval != 0) { errno = EACCES; return retval; @@ -2255,16 +3111,16 @@ win32_rename(const char *oname, const char *newname) } /* rename oname to newname */ - retval = rename(oname, newname); + retval = rename(szOldName, szNewName); /* if we created a temporary file before ... */ if (endname != Nullch) { /* ...and rename succeeded, delete temporary file/directory */ if (retval == 0) - DeleteFile(tmpname); + DeleteFile(szTmpName); /* else restore it to what it was */ else - (void)rename(tmpname, newname); + (void)rename(szTmpName, szNewName); } return retval; } @@ -2276,25 +3132,115 @@ win32_setmode(int fd, int mode) return setmode(fd, mode); } -DllExport long -win32_lseek(int fd, long offset, int origin) +DllExport int +win32_chsize(int fd, Off_t size) { +#if defined(WIN64) || defined(USE_LARGE_FILES) + int retval = 0; + Off_t cur, end, extend; + + cur = win32_tell(fd); + if (cur < 0) + return -1; + end = win32_lseek(fd, 0, SEEK_END); + if (end < 0) + return -1; + extend = size - end; + if (extend == 0) { + /* do nothing */ + } + else if (extend > 0) { + /* must grow the file, padding with nulls */ + char b[4096]; + int oldmode = win32_setmode(fd, O_BINARY); + size_t count; + memset(b, '\0', sizeof(b)); + do { + count = extend >= sizeof(b) ? sizeof(b) : (size_t)extend; + count = win32_write(fd, b, count); + if ((int)count < 0) { + retval = -1; + break; + } + } while ((extend -= count) > 0); + win32_setmode(fd, oldmode); + } + else { + /* shrink the file */ + win32_lseek(fd, size, SEEK_SET); + if (!SetEndOfFile((HANDLE)_get_osfhandle(fd))) { + errno = EACCES; + retval = -1; + } + } +finish: + win32_lseek(fd, cur, SEEK_SET); + return retval; +#else + return chsize(fd, size); +#endif +} + +DllExport Off_t +win32_lseek(int fd, Off_t offset, int origin) +{ +#if defined(WIN64) || defined(USE_LARGE_FILES) +#if defined(__BORLANDC__) /* buk */ + LARGE_INTEGER pos; + pos.QuadPart = offset; + pos.LowPart = SetFilePointer( + (HANDLE)_get_osfhandle(fd), + pos.LowPart, + &pos.HighPart, + origin + ); + if (pos.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) { + pos.QuadPart = -1; + } + + return pos.QuadPart; +#else + return _lseeki64(fd, offset, origin); +#endif +#else return lseek(fd, offset, origin); +#endif } -DllExport long +DllExport Off_t win32_tell(int fd) { +#if defined(WIN64) || defined(USE_LARGE_FILES) +#if defined(__BORLANDC__) /* buk */ + LARGE_INTEGER pos; + pos.QuadPart = 0; + pos.LowPart = SetFilePointer( + (HANDLE)_get_osfhandle(fd), + pos.LowPart, + &pos.HighPart, + FILE_CURRENT + ); + if (pos.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) { + pos.QuadPart = -1; + } + + return pos.QuadPart; + /* return tell(fd); */ +#else + return _telli64(fd); +#endif +#else return tell(fd); +#endif } DllExport int win32_open(const char *path, int flag, ...) { - dTHXo; + dTHX; va_list ap; int pmode; - WCHAR wBuffer[MAX_PATH]; + WCHAR wBuffer[MAX_PATH+1]; va_start(ap, flag); pmode = va_arg(ap, int); @@ -2305,15 +3251,18 @@ win32_open(const char *path, int flag, ...) if (USING_WIDE()) { A2WHELPER(path, wBuffer, sizeof(wBuffer)); - return _wopen(wBuffer, flag, pmode); + return _wopen(PerlDir_mapW(wBuffer), flag, pmode); } - return open(path,flag,pmode); + return open(PerlDir_mapA(path), flag, pmode); } +/* close() that understands socket */ +extern int my_close(int); /* in win32sck.c */ + DllExport int win32_close(int fd) { - return close(fd); + return my_close(fd); } DllExport int @@ -2334,10 +3283,210 @@ win32_dup2(int fd1,int fd2) return dup2(fd1,fd2); } +#ifdef PERL_MSVCRT_READFIX + +#define LF 10 /* line feed */ +#define CR 13 /* carriage return */ +#define CTRLZ 26 /* ctrl-z means eof for text */ +#define FOPEN 0x01 /* file handle open */ +#define FEOFLAG 0x02 /* end of file has been encountered */ +#define FCRLF 0x04 /* CR-LF across read buffer (in text mode) */ +#define FPIPE 0x08 /* file handle refers to a pipe */ +#define FAPPEND 0x20 /* file handle opened O_APPEND */ +#define FDEV 0x40 /* file handle refers to device */ +#define FTEXT 0x80 /* file handle is in text mode */ +#define MAX_DESCRIPTOR_COUNT (64*32) /* this is the maximun that MSVCRT can handle */ + +int __cdecl +_fixed_read(int fh, void *buf, unsigned cnt) +{ + int bytes_read; /* number of bytes read */ + char *buffer; /* buffer to read to */ + int os_read; /* bytes read on OS call */ + char *p, *q; /* pointers into buffer */ + char peekchr; /* peek-ahead character */ + ULONG filepos; /* file position after seek */ + ULONG dosretval; /* o.s. return value */ + + /* validate handle */ + if (((unsigned)fh >= (unsigned)MAX_DESCRIPTOR_COUNT) || + !(_osfile(fh) & FOPEN)) + { + /* out of range -- return error */ + errno = EBADF; + _doserrno = 0; /* not o.s. error */ + return -1; + } + + /* + * If lockinitflag is FALSE, assume fd is device + * lockinitflag is set to TRUE by open. + */ + if (_pioinfo(fh)->lockinitflag) + EnterCriticalSection(&(_pioinfo(fh)->lock)); /* lock file */ + + bytes_read = 0; /* nothing read yet */ + buffer = (char*)buf; + + if (cnt == 0 || (_osfile(fh) & FEOFLAG)) { + /* nothing to read or at EOF, so return 0 read */ + goto functionexit; + } + + if ((_osfile(fh) & (FPIPE|FDEV)) && _pipech(fh) != LF) { + /* a pipe/device and pipe lookahead non-empty: read the lookahead + * char */ + *buffer++ = _pipech(fh); + ++bytes_read; + --cnt; + _pipech(fh) = LF; /* mark as empty */ + } + + /* read the data */ + + if (!ReadFile((HANDLE)_osfhnd(fh), buffer, cnt, (LPDWORD)&os_read, NULL)) + { + /* ReadFile has reported an error. recognize two special cases. + * + * 1. map ERROR_ACCESS_DENIED to EBADF + * + * 2. just return 0 if ERROR_BROKEN_PIPE has occurred. it + * means the handle is a read-handle on a pipe for which + * all write-handles have been closed and all data has been + * read. */ + + if ((dosretval = GetLastError()) == ERROR_ACCESS_DENIED) { + /* wrong read/write mode should return EBADF, not EACCES */ + errno = EBADF; + _doserrno = dosretval; + bytes_read = -1; + goto functionexit; + } + else if (dosretval == ERROR_BROKEN_PIPE) { + bytes_read = 0; + goto functionexit; + } + else { + bytes_read = -1; + goto functionexit; + } + } + + bytes_read += os_read; /* update bytes read */ + + if (_osfile(fh) & FTEXT) { + /* now must translate CR-LFs to LFs in the buffer */ + + /* set CRLF flag to indicate LF at beginning of buffer */ + /* if ((os_read != 0) && (*(char *)buf == LF)) */ + /* _osfile(fh) |= FCRLF; */ + /* else */ + /* _osfile(fh) &= ~FCRLF; */ + + _osfile(fh) &= ~FCRLF; + + /* convert chars in the buffer: p is src, q is dest */ + p = q = (char*)buf; + while (p < (char *)buf + bytes_read) { + if (*p == CTRLZ) { + /* if fh is not a device, set ctrl-z flag */ + if (!(_osfile(fh) & FDEV)) + _osfile(fh) |= FEOFLAG; + break; /* stop translating */ + } + else if (*p != CR) + *q++ = *p++; + else { + /* *p is CR, so must check next char for LF */ + if (p < (char *)buf + bytes_read - 1) { + if (*(p+1) == LF) { + p += 2; + *q++ = LF; /* convert CR-LF to LF */ + } + else + *q++ = *p++; /* store char normally */ + } + else { + /* This is the hard part. We found a CR at end of + buffer. We must peek ahead to see if next char + is an LF. */ + ++p; + + dosretval = 0; + if (!ReadFile((HANDLE)_osfhnd(fh), &peekchr, 1, + (LPDWORD)&os_read, NULL)) + dosretval = GetLastError(); + + if (dosretval != 0 || os_read == 0) { + /* couldn't read ahead, store CR */ + *q++ = CR; + } + else { + /* peekchr now has the extra character -- we now + have several possibilities: + 1. disk file and char is not LF; just seek back + and copy CR + 2. disk file and char is LF; store LF, don't seek back + 3. pipe/device and char is LF; store LF. + 4. pipe/device and char isn't LF, store CR and + put char in pipe lookahead buffer. */ + if (_osfile(fh) & (FDEV|FPIPE)) { + /* non-seekable device */ + if (peekchr == LF) + *q++ = LF; + else { + *q++ = CR; + _pipech(fh) = peekchr; + } + } + else { + /* disk file */ + if (peekchr == LF) { + /* nothing read yet; must make some + progress */ + *q++ = LF; + /* turn on this flag for tell routine */ + _osfile(fh) |= FCRLF; + } + else { + HANDLE osHandle; /* o.s. handle value */ + /* seek back */ + if ((osHandle = (HANDLE)_get_osfhandle(fh)) != (HANDLE)-1) + { + if ((filepos = SetFilePointer(osHandle, -1, NULL, FILE_CURRENT)) == -1) + dosretval = GetLastError(); + } + if (peekchr != LF) + *q++ = CR; + } + } + } + } + } + } + + /* we now change bytes_read to reflect the true number of chars + in the buffer */ + bytes_read = q - (char *)buf; + } + +functionexit: + if (_pioinfo(fh)->lockinitflag) + LeaveCriticalSection(&(_pioinfo(fh)->lock)); /* unlock file */ + + return bytes_read; +} + +#endif /* PERL_MSVCRT_READFIX */ + DllExport int win32_read(int fd, void *buf, unsigned int cnt) { +#ifdef PERL_MSVCRT_READFIX + return _fixed_read(fd, buf, cnt); +#else return read(fd, buf, cnt); +#endif } DllExport int @@ -2349,49 +3498,228 @@ win32_write(int fd, const void *buf, unsigned int cnt) DllExport int win32_mkdir(const char *dir, int mode) { - return mkdir(dir); /* just ignore mode */ + dTHX; + if (USING_WIDE()) { + WCHAR wBuffer[MAX_PATH+1]; + A2WHELPER(dir, wBuffer, sizeof(wBuffer)); + return _wmkdir(PerlDir_mapW(wBuffer)); + } + return mkdir(PerlDir_mapA(dir)); /* just ignore mode */ } DllExport int win32_rmdir(const char *dir) { - return rmdir(dir); + dTHX; + if (USING_WIDE()) { + WCHAR wBuffer[MAX_PATH+1]; + A2WHELPER(dir, wBuffer, sizeof(wBuffer)); + return _wrmdir(PerlDir_mapW(wBuffer)); + } + return rmdir(PerlDir_mapA(dir)); } DllExport int win32_chdir(const char *dir) { + dTHX; + if (!dir) { + errno = ENOENT; + return -1; + } + if (USING_WIDE()) { + WCHAR wBuffer[MAX_PATH+1]; + A2WHELPER(dir, wBuffer, sizeof(wBuffer)); + return _wchdir(wBuffer); + } return chdir(dir); } -static char * -create_command_line(const char* command, const char * const *args) +DllExport int +win32_access(const char *path, int mode) +{ + dTHX; + if (USING_WIDE()) { + WCHAR wBuffer[MAX_PATH+1]; + A2WHELPER(path, wBuffer, sizeof(wBuffer)); + return _waccess(PerlDir_mapW(wBuffer), mode); + } + return access(PerlDir_mapA(path), mode); +} + +DllExport int +win32_chmod(const char *path, int mode) { - dTHXo; - int index; - char *cmd, *ptr, *arg; - STRLEN len = strlen(command) + 1; + dTHX; + if (USING_WIDE()) { + WCHAR wBuffer[MAX_PATH+1]; + A2WHELPER(path, wBuffer, sizeof(wBuffer)); + return _wchmod(PerlDir_mapW(wBuffer), mode); + } + return chmod(PerlDir_mapA(path), mode); +} + + +static char * +create_command_line(char *cname, STRLEN clen, const char * const *args) +{ + dTHX; + int index, argc; + char *cmd, *ptr; + const char *arg; + STRLEN len = 0; + bool bat_file = FALSE; + bool cmd_shell = FALSE; + bool dumb_shell = FALSE; + bool extra_quotes = FALSE; + bool quote_next = FALSE; + + if (!cname) + cname = (char*)args[0]; + + /* The NT cmd.exe shell has the following peculiarity that needs to be + * worked around. It strips a leading and trailing dquote when any + * of the following is true: + * 1. the /S switch was used + * 2. there are more than two dquotes + * 3. there is a special character from this set: &<>()@^| + * 4. no whitespace characters within the two dquotes + * 5. string between two dquotes isn't an executable file + * To work around this, we always add a leading and trailing dquote + * to the string, if the first argument is either "cmd.exe" or "cmd", + * and there were at least two or more arguments passed to cmd.exe + * (not including switches). + * XXX the above rules (from "cmd /?") don't seem to be applied + * always, making for the convolutions below :-( + */ + if (cname) { + if (!clen) + clen = strlen(cname); + + if (clen > 4 + && (stricmp(&cname[clen-4], ".bat") == 0 + || (IsWinNT() && stricmp(&cname[clen-4], ".cmd") == 0))) + { + bat_file = TRUE; + if (!IsWin95()) + len += 3; + } + else { + char *exe = strrchr(cname, '/'); + char *exe2 = strrchr(cname, '\\'); + if (exe2 > exe) + exe = exe2; + if (exe) + ++exe; + else + exe = cname; + if (stricmp(exe, "cmd.exe") == 0 || stricmp(exe, "cmd") == 0) { + cmd_shell = TRUE; + len += 3; + } + else if (stricmp(exe, "command.com") == 0 + || stricmp(exe, "command") == 0) + { + dumb_shell = TRUE; + } + } + } - for (index = 0; (ptr = (char*)args[index]) != NULL; ++index) - len += strlen(ptr) + 1; + DEBUG_p(PerlIO_printf(Perl_debug_log, "Args ")); + for (index = 0; (arg = (char*)args[index]) != NULL; ++index) { + STRLEN curlen = strlen(arg); + if (!(arg[0] == '"' && arg[curlen-1] == '"')) + len += 2; /* assume quoting needed (worst case) */ + len += curlen + 1; + DEBUG_p(PerlIO_printf(Perl_debug_log, "[%s]",arg)); + } + DEBUG_p(PerlIO_printf(Perl_debug_log, "\n")); + argc = index; New(1310, cmd, len, char); ptr = cmd; - strcpy(ptr, command); + + if (bat_file && !IsWin95()) { + *ptr++ = '"'; + extra_quotes = TRUE; + } for (index = 0; (arg = (char*)args[index]) != NULL; ++index) { - ptr += strlen(ptr); - *ptr++ = ' '; + bool do_quote = 0; + STRLEN curlen = strlen(arg); + + /* we want to protect empty arguments and ones with spaces with + * dquotes, but only if they aren't already there */ + if (!dumb_shell) { + if (!curlen) { + do_quote = 1; + } + else if (quote_next) { + /* see if it really is multiple arguments pretending to + * be one and force a set of quotes around it */ + if (*find_next_space(arg)) + do_quote = 1; + } + else if (!(arg[0] == '"' && curlen > 1 && arg[curlen-1] == '"')) { + STRLEN i = 0; + while (i < curlen) { + if (isSPACE(arg[i])) { + do_quote = 1; + } + else if (arg[i] == '"') { + do_quote = 0; + break; + } + i++; + } + } + } + + if (do_quote) + *ptr++ = '"'; + strcpy(ptr, arg); + ptr += curlen; + + if (do_quote) + *ptr++ = '"'; + + if (args[index+1]) + *ptr++ = ' '; + + if (!extra_quotes + && cmd_shell + && curlen >= 2 + && *arg == '/' /* see if arg is "/c", "/x/c", "/x/d/c" etc. */ + && stricmp(arg+curlen-2, "/c") == 0) + { + /* is there a next argument? */ + if (args[index+1]) { + /* are there two or more next arguments? */ + if (args[index+2]) { + *ptr++ = '"'; + extra_quotes = TRUE; + } + else { + /* single argument, force quoting if it has spaces */ + quote_next = TRUE; + } + } + } } + if (extra_quotes) + *ptr++ = '"'; + + *ptr = '\0'; + return cmd; } static char * qualified_path(const char *cmd) { - dTHXo; + dTHX; char *pathstr; char *fullcmd, *curfullcmd; STRLEN cmdlen = 0; @@ -2408,8 +3736,11 @@ qualified_path(const char *cmd) } /* look in PATH */ - pathstr = win32_getenv("PATH"); - New(0, fullcmd, MAX_PATH+1, char); + pathstr = PerlEnv_getenv("PATH"); + + /* worst case: PATH is a single directory; we need additional space + * to append "/", ".exe" and trailing "\0" */ + New(0, fullcmd, (pathstr ? strlen(pathstr) : 0) + cmdlen + 6, char); curfullcmd = fullcmd; while (1) { @@ -2450,17 +3781,13 @@ qualified_path(const char *cmd) if (*pathstr == '"') { /* foo;"baz;etc";bar */ pathstr++; /* skip initial '"' */ while (*pathstr && *pathstr != '"') { - if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5) - *curfullcmd++ = *pathstr; - pathstr++; + *curfullcmd++ = *pathstr++; } if (*pathstr) pathstr++; /* skip trailing '"' */ } else { - if (curfullcmd-fullcmd < MAX_PATH-cmdlen-5) - *curfullcmd++ = *pathstr; - pathstr++; + *curfullcmd++ = *pathstr++; } } if (*pathstr) @@ -2471,7 +3798,7 @@ qualified_path(const char *cmd) *curfullcmd++ = '\\'; } } -GIVE_UP: + Safefree(fullcmd); return Nullch; } @@ -2482,26 +3809,62 @@ GIVE_UP: * environment and the current directory to CreateProcess */ -void* -get_childenv(void) +DllExport void* +win32_get_childenv(void) { return NULL; } -void -free_childenv(void* d) +DllExport void +win32_free_childenv(void* d) { } -char* -get_childdir(void) +DllExport void +win32_clearenv(void) { - return NULL; + char *envv = GetEnvironmentStrings(); + char *cur = envv; + STRLEN len; + while (*cur) { + char *end = strchr(cur,'='); + if (end && end != cur) { + *end = '\0'; + SetEnvironmentVariable(cur, NULL); + *end = '='; + cur = end + strlen(end+1)+2; + } + else if ((len = strlen(cur))) + cur += len+1; + } + FreeEnvironmentStrings(envv); } -void -free_childdir(char* d) +DllExport char* +win32_get_childdir(void) +{ + dTHX; + char* ptr; + char szfilename[(MAX_PATH+1)*2]; + if (USING_WIDE()) { + WCHAR wfilename[MAX_PATH+1]; + GetCurrentDirectoryW(MAX_PATH+1, wfilename); + W2AHELPER(wfilename, szfilename, sizeof(szfilename)); + } + else { + GetCurrentDirectoryA(MAX_PATH+1, szfilename); + } + + New(0, ptr, strlen(szfilename)+1, char); + strcpy(ptr, szfilename); + return ptr; +} + +DllExport void +win32_free_childdir(char* d) { + dTHX; + Safefree(d); } @@ -2511,7 +3874,7 @@ free_childdir(char* d) * This doesn't significantly affect perl itself, because we * always invoke things using PERL5SHELL if a direct attempt to * spawn the executable fails. - * + * * XXX splitting and rejoining the commandline between do_aspawn() * and win32_spawnvp() could also be avoided. */ @@ -2522,17 +3885,38 @@ win32_spawnvp(int mode, const char *cmdname, const char *const *argv) #ifdef USE_RTL_SPAWNVP return spawnvp(mode, cmdname, (char * const *)argv); #else - dTHXo; + dTHX; int ret; void* env; char* dir; + child_IO_table tbl; STARTUPINFO StartupInfo; PROCESS_INFORMATION ProcessInformation; DWORD create = 0; - - char *cmd = create_command_line(cmdname, strcmp(cmdname, argv[0]) == 0 - ? &argv[1] : argv); + char *cmd; char *fullcmd = Nullch; + char *cname = (char *)cmdname; + STRLEN clen = 0; + + if (cname) { + clen = strlen(cname); + /* if command name contains dquotes, must remove them */ + if (strchr(cname, '"')) { + cmd = cname; + New(0,cname,clen+1,char); + clen = 0; + while (*cmd) { + if (*cmd != '"') { + cname[clen] = *cmd; + ++clen; + } + ++cmd; + } + cname[clen] = '\0'; + } + } + + cmd = create_command_line(cname, clen, argv); env = PerlEnv_get_childenv(); dir = PerlEnv_get_childdir(); @@ -2544,7 +3928,12 @@ win32_spawnvp(int mode, const char *cmdname, const char *const *argv) ret = -1; goto RETVAL; } + /* Create a new process group so we can use GenerateConsoleCtrlEvent() + * in win32_kill() + */ + create |= CREATE_NEW_PROCESS_GROUP; /* FALL THROUGH */ + case P_WAIT: /* synchronous execution */ break; default: /* invalid mode */ @@ -2554,21 +3943,38 @@ win32_spawnvp(int mode, const char *cmdname, const char *const *argv) } memset(&StartupInfo,0,sizeof(StartupInfo)); StartupInfo.cb = sizeof(StartupInfo); - StartupInfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE); - StartupInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE); - StartupInfo.hStdError = GetStdHandle(STD_ERROR_HANDLE); - if (StartupInfo.hStdInput != INVALID_HANDLE_VALUE && - StartupInfo.hStdOutput != INVALID_HANDLE_VALUE && - StartupInfo.hStdError != INVALID_HANDLE_VALUE) + memset(&tbl,0,sizeof(tbl)); + PerlEnv_get_child_IO(&tbl); + StartupInfo.dwFlags = tbl.dwFlags; + StartupInfo.dwX = tbl.dwX; + StartupInfo.dwY = tbl.dwY; + StartupInfo.dwXSize = tbl.dwXSize; + StartupInfo.dwYSize = tbl.dwYSize; + StartupInfo.dwXCountChars = tbl.dwXCountChars; + StartupInfo.dwYCountChars = tbl.dwYCountChars; + StartupInfo.dwFillAttribute = tbl.dwFillAttribute; + StartupInfo.wShowWindow = tbl.wShowWindow; + StartupInfo.hStdInput = tbl.childStdIn; + StartupInfo.hStdOutput = tbl.childStdOut; + StartupInfo.hStdError = tbl.childStdErr; + if (StartupInfo.hStdInput == INVALID_HANDLE_VALUE && + StartupInfo.hStdOutput == INVALID_HANDLE_VALUE && + StartupInfo.hStdError == INVALID_HANDLE_VALUE) { - StartupInfo.dwFlags |= STARTF_USESTDHANDLES; + create |= CREATE_NEW_CONSOLE; } else { - create |= CREATE_NEW_CONSOLE; + StartupInfo.dwFlags |= STARTF_USESTDHANDLES; + } + if (w32_use_showwindow) { + StartupInfo.dwFlags |= STARTF_USESHOWWINDOW; + StartupInfo.wShowWindow = w32_showwindow; } + DEBUG_p(PerlIO_printf(Perl_debug_log, "Spawning [%s] with [%s]\n", + cname,cmd)); RETRY: - if (!CreateProcess(cmdname, /* search PATH to find executable */ + if (!CreateProcess(cname, /* search PATH to find executable */ cmd, /* executable, and its arguments */ NULL, /* process attributes */ NULL, /* thread attributes */ @@ -2586,9 +3992,14 @@ RETRY: * jump through our own hoops by picking out the path * we really want it to use. */ if (!fullcmd) { - fullcmd = qualified_path(cmdname); + fullcmd = qualified_path(cname); if (fullcmd) { - cmdname = fullcmd; + if (cname != cmdname) + Safefree(cname); + cname = fullcmd; + DEBUG_p(PerlIO_printf(Perl_debug_log, + "Retrying [%s] with same args\n", + cname)); goto RETRY; } } @@ -2599,14 +4010,20 @@ RETRY: if (mode == P_NOWAIT) { /* asynchronous spawn -- store handle, return PID */ - w32_child_handles[w32_num_children] = ProcessInformation.hProcess; - w32_child_pids[w32_num_children] = ProcessInformation.dwProcessId; ret = (int)ProcessInformation.dwProcessId; + if (IsWin95() && ret < 0) + ret = -ret; + + w32_child_handles[w32_num_children] = ProcessInformation.hProcess; + w32_child_pids[w32_num_children] = (DWORD)ret; ++w32_num_children; } else { DWORD status; - WaitForSingleObject(ProcessInformation.hProcess, INFINITE); + win32_msgwait(aTHX_ 1, &ProcessInformation.hProcess, INFINITE, NULL); + /* FIXME: if msgwait returned due to message perhaps forward the + "signal" to the process + */ GetExitCodeProcess(ProcessInformation.hProcess, &status); ret = (int)status; CloseHandle(ProcessInformation.hProcess); @@ -2618,7 +4035,8 @@ RETVAL: PerlEnv_free_childenv(env); PerlEnv_free_childdir(dir); Safefree(cmd); - Safefree(fullcmd); + if (cname != cmdname) + Safefree(cname); return ret; #endif } @@ -2626,12 +4044,33 @@ RETVAL: DllExport int win32_execv(const char *cmdname, const char *const *argv) { +#ifdef USE_ITHREADS + dTHX; + /* if this is a pseudo-forked child, we just want to spawn + * the new program, and return */ + if (w32_pseudo_id) + return spawnv(P_WAIT, cmdname, (char *const *)argv); +#endif return execv(cmdname, (char *const *)argv); } DllExport int win32_execvp(const char *cmdname, const char *const *argv) { +#ifdef USE_ITHREADS + dTHX; + /* if this is a pseudo-forked child, we just want to spawn + * the new program, and return */ + if (w32_pseudo_id) { + int status = win32_spawnvp(P_WAIT, cmdname, (const char *const *)argv); + if (status != -1) { + my_exit(status); + return 0; + } + else + return status; + } +#endif return execvp(cmdname, (char *const *)argv); } @@ -2711,15 +4150,14 @@ win32_putchar(int c) #ifndef USE_PERL_SBRK -static char *committed = NULL; -static char *base = NULL; -static char *reserved = NULL; -static char *brk = NULL; -static DWORD pagesize = 0; -static DWORD allocsize = 0; +static char *committed = NULL; /* XXX threadead */ +static char *base = NULL; /* XXX threadead */ +static char *reserved = NULL; /* XXX threadead */ +static char *brk = NULL; /* XXX threadead */ +static DWORD pagesize = 0; /* XXX threadead */ void * -sbrk(int need) +sbrk(ptrdiff_t need) { void *result; if (!pagesize) @@ -2729,28 +4167,34 @@ sbrk(int need) * call the OS to commit just one page ... */ pagesize = info.dwPageSize << 3; - allocsize = info.dwAllocationGranularity; } - /* This scheme fails eventually if request for contiguous - * block is denied so reserve big blocks - this is only - * address space not memory ... - */ if (brk+need >= reserved) { - DWORD size = 64*1024*1024; + DWORD size = brk+need-reserved; char *addr; + char *prev_committed = NULL; if (committed && reserved && committed < reserved) { /* Commit last of previous chunk cannot span allocations */ addr = (char *) VirtualAlloc(committed,reserved-committed,MEM_COMMIT,PAGE_READWRITE); if (addr) + { + /* Remember where we committed from in case we want to decommit later */ + prev_committed = committed; committed = reserved; + } } - /* Reserve some (more) space + /* Reserve some (more) space + * Contiguous blocks give us greater efficiency, so reserve big blocks - + * this is only address space not memory... * Note this is a little sneaky, 1st call passes NULL as reserved * so lets system choose where we start, subsequent calls pass * the old end address so ask for a contiguous block */ +sbrk_reserve: + if (size < 64*1024*1024) + size = 64*1024*1024; + size = ((size + pagesize - 1) / pagesize) * pagesize; addr = (char *) VirtualAlloc(reserved,size,MEM_RESERVE,PAGE_NOACCESS); if (addr) { @@ -2762,6 +4206,19 @@ sbrk(int need) if (!brk) brk = committed; } + else if (reserved) + { + /* The existing block could not be extended far enough, so decommit + * anything that was just committed above and start anew */ + if (prev_committed) + { + if (!VirtualFree(prev_committed,reserved-prev_committed,MEM_DECOMMIT)) + return (void *) -1; + } + reserved = base = committed = brk = NULL; + size = need; + goto sbrk_reserve; + } else { return (void *) -1; @@ -2772,11 +4229,12 @@ sbrk(int need) if (brk > committed) { DWORD size = ((brk-committed + pagesize -1)/pagesize) * pagesize; - char *addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE); + char *addr; + if (committed+size > reserved) + size = reserved-committed; + addr = (char *) VirtualAlloc(committed,size,MEM_COMMIT,PAGE_READWRITE); if (addr) - { - committed += size; - } + committed += size; else return (void *) -1; } @@ -2811,85 +4269,160 @@ win32_free(void *block) } -int -win32_open_osfhandle(long handle, int flags) +DllExport int +win32_open_osfhandle(intptr_t handle, int flags) { +#ifdef USE_FIXED_OSFHANDLE + if (IsWin95()) + return my_open_osfhandle(handle, flags); +#endif return _open_osfhandle(handle, flags); } -long +DllExport intptr_t win32_get_osfhandle(int fd) { - return _get_osfhandle(fd); + return (intptr_t)_get_osfhandle(fd); +} + +DllExport FILE * +win32_fdupopen(FILE *pf) +{ + FILE* pfdup; + fpos_t pos; + char mode[3]; + int fileno = win32_dup(win32_fileno(pf)); + + /* open the file in the same mode */ +#ifdef __BORLANDC__ + if((pf)->flags & _F_READ) { + mode[0] = 'r'; + mode[1] = 0; + } + else if((pf)->flags & _F_WRIT) { + mode[0] = 'a'; + mode[1] = 0; + } + else if((pf)->flags & _F_RDWR) { + mode[0] = 'r'; + mode[1] = '+'; + mode[2] = 0; + } +#else + if((pf)->_flag & _IOREAD) { + mode[0] = 'r'; + mode[1] = 0; + } + else if((pf)->_flag & _IOWRT) { + mode[0] = 'a'; + mode[1] = 0; + } + else if((pf)->_flag & _IORW) { + mode[0] = 'r'; + mode[1] = '+'; + mode[2] = 0; + } +#endif + + /* it appears that the binmode is attached to the + * file descriptor so binmode files will be handled + * correctly + */ + pfdup = win32_fdopen(fileno, mode); + + /* move the file pointer to the same position */ + if (!fgetpos(pf, &pos)) { + fsetpos(pfdup, &pos); + } + return pfdup; } DllExport void* win32_dynaload(const char* filename) { - dTHXo; + dTHX; HMODULE hModule; + char buf[MAX_PATH+1]; + char *first; + + /* LoadLibrary() doesn't recognize forward slashes correctly, + * so turn 'em back. */ + first = strchr(filename, '/'); + if (first) { + STRLEN len = strlen(filename); + if (len <= MAX_PATH) { + strcpy(buf, filename); + filename = &buf[first - filename]; + while (*filename) { + if (*filename == '/') + *(char*)filename = '\\'; + ++filename; + } + filename = buf; + } + } if (USING_WIDE()) { - WCHAR wfilename[MAX_PATH]; + WCHAR wfilename[MAX_PATH+1]; A2WHELPER(filename, wfilename, sizeof(wfilename)); - hModule = LoadLibraryExW(wfilename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH); + hModule = LoadLibraryExW(PerlDir_mapW(wfilename), NULL, LOAD_WITH_ALTERED_SEARCH_PATH); } else { - hModule = LoadLibraryExA(filename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH); + hModule = LoadLibraryExA(PerlDir_mapA(filename), NULL, LOAD_WITH_ALTERED_SEARCH_PATH); } return hModule; } -DllExport int -win32_add_host(char *nameId, void *data) -{ - /* - * This must be called before the script is parsed, - * therefore no locking of threads is needed - */ - dTHXo; - struct host_link *link; - New(1314, link, 1, struct host_link); - link->host_data = data; - link->nameId = nameId; - link->next = w32_host_link; - w32_host_link = link; - return 1; -} +/* + * Extras. + */ -DllExport void * -win32_get_host_data(char *nameId) +static +XS(w32_SetChildShowWindow) { - dTHXo; - struct host_link *link = w32_host_link; - while(link) { - if(strEQ(link->nameId, nameId)) - return link->host_data; - link = link->next; + dXSARGS; + BOOL use_showwindow = w32_use_showwindow; + /* use "unsigned short" because Perl has redefined "WORD" */ + unsigned short showwindow = w32_showwindow; + + if (items > 1) + Perl_croak(aTHX_ "usage: Win32::SetChildShowWindow($showwindow)"); + + if (items == 0 || !SvOK(ST(0))) + w32_use_showwindow = FALSE; + else { + w32_use_showwindow = TRUE; + w32_showwindow = (unsigned short)SvIV(ST(0)); } - return Nullch; -} -/* - * Extras. - */ + EXTEND(SP, 1); + if (use_showwindow) + ST(0) = sv_2mortal(newSViv(showwindow)); + else + ST(0) = &PL_sv_undef; + XSRETURN(1); +} static XS(w32_GetCwd) { dXSARGS; - SV *sv = sv_newmortal(); - /* Make one call with zero size - return value is required size */ - DWORD len = GetCurrentDirectory((DWORD)0,NULL); - SvUPGRADE(sv,SVt_PV); - SvGROW(sv,len); - SvCUR(sv) = GetCurrentDirectory((DWORD) SvLEN(sv), SvPVX(sv)); - /* - * If result != 0 - * then it worked, set PV valid, - * else leave it 'undef' + /* Make the host for current directory */ + char* ptr = PerlEnv_get_childdir(); + /* + * If ptr != Nullch + * then it worked, set PV valid, + * else return 'undef' */ - EXTEND(SP,1); - if (SvCUR(sv)) { + if (ptr) { + SV *sv = sv_newmortal(); + sv_setpv(sv, ptr); + PerlEnv_free_childdir(ptr); + +#ifndef INCOMPLETE_TAINTS + SvTAINTED_on(sv); +#endif + + EXTEND(SP,1); SvPOK_on(sv); ST(0) = sv; XSRETURN(1); @@ -2903,7 +4436,7 @@ XS(w32_SetCwd) dXSARGS; if (items != 1) Perl_croak(aTHX_ "usage: Win32::SetCurrentDirectory($cwd)"); - if (SetCurrentDirectory(SvPV_nolen(ST(0)))) + if (!PerlDir_chdir(SvPV_nolen(ST(0)))) XSRETURN_YES; XSRETURN_NO; @@ -3006,11 +4539,11 @@ XS(w32_DomainName) /* NERR_Success *is* 0*/ if (0 == pfnNetWkstaGetInfo(NULL, 100, &pwi)) { if (pwi->wki100_langroup && *(pwi->wki100_langroup)) { - WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_langroup, + WideCharToMultiByte(CP_ACP, 0, pwi->wki100_langroup, -1, (LPSTR)dname, dnamelen, NULL, NULL); } else { - WideCharToMultiByte(CP_ACP, NULL, pwi->wki100_computername, + WideCharToMultiByte(CP_ACP, 0, pwi->wki100_computername, -1, (LPSTR)dname, dnamelen, NULL, NULL); } pfnNetApiBufferFree(pwi); @@ -3026,7 +4559,7 @@ XS(w32_DomainName) if (hNetApi32) FreeLibrary(hNetApi32); if (GetUserName(name,&size)) { - char sid[1024]; + char sid[ONE_K_BUFSIZE]; DWORD sidlen = sizeof(sid); char dname[256]; DWORD dnamelen = sizeof(dname); @@ -3065,19 +4598,88 @@ static XS(w32_GetOSVersion) { dXSARGS; - OSVERSIONINFO osver; + /* Use explicit struct definition because wSuiteMask and + * wProductType are not defined in the VC++ 6.0 headers. + * WORD type has been replaced by unsigned short because + * WORD is already used by Perl itself. + */ + struct { + DWORD dwOSVersionInfoSize; + DWORD dwMajorVersion; + DWORD dwMinorVersion; + DWORD dwBuildNumber; + DWORD dwPlatformId; + CHAR szCSDVersion[128]; + unsigned short wServicePackMajor; + unsigned short wServicePackMinor; + unsigned short wSuiteMask; + BYTE wProductType; + BYTE wReserved; + } osver; + BOOL bEx = TRUE; - osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); - if (GetVersionEx(&osver)) { + if (USING_WIDE()) { + struct { + DWORD dwOSVersionInfoSize; + DWORD dwMajorVersion; + DWORD dwMinorVersion; + DWORD dwBuildNumber; + DWORD dwPlatformId; + WCHAR szCSDVersion[128]; + unsigned short wServicePackMajor; + unsigned short wServicePackMinor; + unsigned short wSuiteMask; + BYTE wProductType; + BYTE wReserved; + } osverw; + char szCSDVersion[sizeof(osverw.szCSDVersion)]; + osverw.dwOSVersionInfoSize = sizeof(osverw); + if (!GetVersionExW((OSVERSIONINFOW*)&osverw)) { + bEx = FALSE; + osverw.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW); + if (!GetVersionExW((OSVERSIONINFOW*)&osverw)) { + XSRETURN_EMPTY; + } + } + if (GIMME_V == G_SCALAR) { + XSRETURN_IV(osverw.dwPlatformId); + } + W2AHELPER(osverw.szCSDVersion, szCSDVersion, sizeof(szCSDVersion)); + XPUSHs(newSVpvn(szCSDVersion, strlen(szCSDVersion))); + osver.dwMajorVersion = osverw.dwMajorVersion; + osver.dwMinorVersion = osverw.dwMinorVersion; + osver.dwBuildNumber = osverw.dwBuildNumber; + osver.dwPlatformId = osverw.dwPlatformId; + osver.wServicePackMajor = osverw.wServicePackMajor; + osver.wServicePackMinor = osverw.wServicePackMinor; + osver.wSuiteMask = osverw.wSuiteMask; + osver.wProductType = osverw.wProductType; + } + else { + osver.dwOSVersionInfoSize = sizeof(osver); + if (!GetVersionExA((OSVERSIONINFOA*)&osver)) { + bEx = FALSE; + osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA); + if (!GetVersionExA((OSVERSIONINFOA*)&osver)) { + XSRETURN_EMPTY; + } + } + if (GIMME_V == G_SCALAR) { + XSRETURN_IV(osver.dwPlatformId); + } XPUSHs(newSVpvn(osver.szCSDVersion, strlen(osver.szCSDVersion))); - XPUSHs(newSViv(osver.dwMajorVersion)); - XPUSHs(newSViv(osver.dwMinorVersion)); - XPUSHs(newSViv(osver.dwBuildNumber)); - XPUSHs(newSViv(osver.dwPlatformId)); - PUTBACK; - return; } - XSRETURN_EMPTY; + XPUSHs(newSViv(osver.dwMajorVersion)); + XPUSHs(newSViv(osver.dwMinorVersion)); + XPUSHs(newSViv(osver.dwBuildNumber)); + XPUSHs(newSViv(osver.dwPlatformId)); + if (bEx) { + XPUSHs(newSViv(osver.wServicePackMajor)); + XPUSHs(newSViv(osver.wServicePackMinor)); + XPUSHs(newSViv(osver.wSuiteMask)); + XPUSHs(newSViv(osver.wProductType)); + } + PUTBACK; } static @@ -3101,15 +4703,27 @@ XS(w32_FormatMessage) { dXSARGS; DWORD source = 0; - char msgbuf[1024]; + char msgbuf[ONE_K_BUFSIZE]; if (items != 1) Perl_croak(aTHX_ "usage: Win32::FormatMessage($errno)"); - if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, - &source, SvIV(ST(0)), 0, - msgbuf, sizeof(msgbuf)-1, NULL)) - XSRETURN_PV(msgbuf); + if (USING_WIDE()) { + WCHAR wmsgbuf[ONE_K_BUFSIZE]; + if (FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, + &source, SvIV(ST(0)), 0, + wmsgbuf, ONE_K_BUFSIZE-1, NULL)) + { + W2AHELPER(wmsgbuf, msgbuf, sizeof(msgbuf)); + XSRETURN_PV(msgbuf); + } + } + else { + if (FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, + &source, SvIV(ST(0)), 0, + msgbuf, sizeof(msgbuf)-1, NULL)) + XSRETURN_PV(msgbuf); + } XSRETURN_UNDEF; } @@ -3119,6 +4733,8 @@ XS(w32_Spawn) { dXSARGS; char *cmd, *args; + void *env; + char *dir; PROCESS_INFORMATION stProcInfo; STARTUPINFO stStartInfo; BOOL bSuccess = FALSE; @@ -3129,6 +4745,9 @@ XS(w32_Spawn) cmd = SvPV_nolen(ST(0)); args = SvPV_nolen(ST(1)); + env = PerlEnv_get_childenv(); + dir = PerlEnv_get_childdir(); + memset(&stStartInfo, 0, sizeof(stStartInfo)); /* Clear the block */ stStartInfo.cb = sizeof(stStartInfo); /* Set the structure size */ stStartInfo.dwFlags = STARTF_USESHOWWINDOW; /* Enable wShowWindow control */ @@ -3141,15 +4760,20 @@ XS(w32_Spawn) NULL, /* Default thread security */ FALSE, /* Must be TRUE to use std handles */ NORMAL_PRIORITY_CLASS, /* No special scheduling */ - NULL, /* Inherit our environment block */ - NULL, /* Inherit our currrent directory */ + env, /* Inherit our environment block */ + dir, /* Inherit our currrent directory */ &stStartInfo, /* -> Startup info */ &stProcInfo)) /* <- Process info (if OK) */ { + int pid = (int)stProcInfo.dwProcessId; + if (IsWin95() && pid < 0) + pid = -pid; + sv_setiv(ST(2), pid); CloseHandle(stProcInfo.hThread);/* library source code does this. */ - sv_setiv(ST(2), stProcInfo.dwProcessId); bSuccess = TRUE; } + PerlEnv_free_childenv(env); + PerlEnv_free_childdir(dir); XSRETURN_IV(bSuccess); } @@ -3176,6 +4800,9 @@ XS(w32_GetShortPathName) shortpath = sv_mortalcopy(ST(0)); SvUPGRADE(shortpath, SVt_PV); + if (!SvPVX(shortpath) || !SvLEN(shortpath)) + XSRETURN_UNDEF; + /* src == target is allowed */ do { len = GetShortPathName(SvPVX(shortpath), @@ -3184,6 +4811,7 @@ XS(w32_GetShortPathName) } while (len >= SvLEN(shortpath) && sv_grow(shortpath,len+1)); if (len) { SvCUR_set(shortpath,len); + *SvEND(shortpath) = '\0'; ST(0) = shortpath; XSRETURN(1); } @@ -3198,13 +4826,18 @@ XS(w32_GetFullPathName) SV *fullpath; char *filepart; DWORD len; + STRLEN filename_len; + char *filename_p; if (items != 1) Perl_croak(aTHX_ "usage: Win32::GetFullPathName($filename)"); filename = ST(0); - fullpath = sv_mortalcopy(filename); - SvUPGRADE(fullpath, SVt_PV); + filename_p = SvPV(filename, filename_len); + fullpath = sv_2mortal(newSVpvn(filename_p, filename_len)); + if (!SvPVX(fullpath) || !SvLEN(fullpath)) + XSRETURN_UNDEF; + do { len = GetFullPathName(SvPVX(filename), SvLEN(fullpath), @@ -3214,11 +4847,17 @@ XS(w32_GetFullPathName) if (len) { if (GIMME_V == G_ARRAY) { EXTEND(SP,1); - XST_mPV(1,filepart); - len = filepart - SvPVX(fullpath); + if (filepart) { + XST_mPV(1,filepart); + len = filepart - SvPVX(fullpath); + } + else { + XST_mPVN(1,"",0); + } items = 2; } SvCUR_set(fullpath,len); + *SvEND(fullpath) = '\0'; ST(0) = fullpath; XSRETURN(items); } @@ -3262,9 +4901,24 @@ static XS(w32_CopyFile) { dXSARGS; + BOOL bResult; if (items != 3) Perl_croak(aTHX_ "usage: Win32::CopyFile($from, $to, $overwrite)"); - if (CopyFile(SvPV_nolen(ST(0)), SvPV_nolen(ST(1)), !SvTRUE(ST(2)))) + if (USING_WIDE()) { + WCHAR wSourceFile[MAX_PATH+1]; + WCHAR wDestFile[MAX_PATH+1]; + A2WHELPER(SvPV_nolen(ST(0)), wSourceFile, sizeof(wSourceFile)); + wcscpy(wSourceFile, PerlDir_mapW(wSourceFile)); + A2WHELPER(SvPV_nolen(ST(1)), wDestFile, sizeof(wDestFile)); + bResult = CopyFileW(wSourceFile, PerlDir_mapW(wDestFile), !SvTRUE(ST(2))); + } + else { + char szSourceFile[MAX_PATH+1]; + strcpy(szSourceFile, PerlDir_mapA(SvPV_nolen(ST(0)))); + bResult = CopyFileA(szSourceFile, PerlDir_mapA(SvPV_nolen(ST(1))), !SvTRUE(ST(2))); + } + + if (bResult) XSRETURN_YES; XSRETURN_NO; } @@ -3272,16 +4926,10 @@ XS(w32_CopyFile) void Perl_init_os_extras(void) { - dTHXo; + dTHX; char *file = __FILE__; dXSUB_SYS; - w32_perlshell_tokens = Nullch; - w32_perlshell_items = -1; - w32_fdpid = newAV(); /* XXX needs to be in Perl_win32_init()? */ - New(1313, w32_children, 1, child_tab); - w32_num_children = 0; - /* these names are Activeware compatible */ newXS("Win32::GetCwd", w32_GetCwd, file); newXS("Win32::SetCwd", w32_SetCwd, file); @@ -3303,6 +4951,7 @@ Perl_init_os_extras(void) newXS("Win32::GetLongPathName", w32_GetLongPathName, file); newXS("Win32::CopyFile", w32_CopyFile, file); newXS("Win32::Sleep", w32_Sleep, file); + newXS("Win32::SetChildShowWindow", w32_SetChildShowWindow, file); /* XXX Bloat Alert! The following Activeware preloads really * ought to be part of Win32::Sys::*, so they're not included @@ -3316,6 +4965,75 @@ Perl_init_os_extras(void) */ } +void * +win32_signal_context(void) +{ + dTHX; +#ifdef MULTIPLICITY + if (!my_perl) { + my_perl = PL_curinterp; + PERL_SET_THX(my_perl); + } + return my_perl; +#else + return PL_curinterp; +#endif +} + + +BOOL WINAPI +win32_ctrlhandler(DWORD dwCtrlType) +{ +#ifdef MULTIPLICITY + dTHXa(PERL_GET_SIG_CONTEXT); + + if (!my_perl) + return FALSE; +#endif + + switch(dwCtrlType) { + case CTRL_CLOSE_EVENT: + /* A signal that the system sends to all processes attached to a console when + the user closes the console (either by choosing the Close command from the + console window's System menu, or by choosing the End Task command from the + Task List + */ + if (do_raise(aTHX_ 1)) /* SIGHUP */ + sig_terminate(aTHX_ 1); + return TRUE; + + case CTRL_C_EVENT: + /* A CTRL+c signal was received */ + if (do_raise(aTHX_ SIGINT)) + sig_terminate(aTHX_ SIGINT); + return TRUE; + + case CTRL_BREAK_EVENT: + /* A CTRL+BREAK signal was received */ + if (do_raise(aTHX_ SIGBREAK)) + sig_terminate(aTHX_ SIGBREAK); + return TRUE; + + case CTRL_LOGOFF_EVENT: + /* A signal that the system sends to all console processes when a user is logging + off. This signal does not indicate which user is logging off, so no + assumptions can be made. + */ + break; + case CTRL_SHUTDOWN_EVENT: + /* A signal that the system sends to all console processes when the system is + shutting down. + */ + if (do_raise(aTHX_ SIGTERM)) + sig_terminate(aTHX_ SIGTERM); + return TRUE; + default: + break; + } + return FALSE; +} + + void Perl_win32_init(int *argcp, char ***argvp) { @@ -3331,28 +5049,155 @@ Perl_win32_init(int *argcp, char ***argvp) MALLOC_INIT; } -#ifdef USE_BINMODE_SCRIPTS +void +Perl_win32_term(void) +{ + OP_REFCNT_TERM; + MALLOC_TERM; +} void -win32_strip_return(SV *sv) +win32_get_child_IO(child_IO_table* ptbl) { - char *s = SvPVX(sv); - char *e = s+SvCUR(sv); - char *d = s; - while (s < e) - { - if (*s == '\r' && s[1] == '\n') + ptbl->childStdIn = GetStdHandle(STD_INPUT_HANDLE); + ptbl->childStdOut = GetStdHandle(STD_OUTPUT_HANDLE); + ptbl->childStdErr = GetStdHandle(STD_ERROR_HANDLE); +} + +Sighandler_t +win32_signal(int sig, Sighandler_t subcode) +{ + dTHX; + if (sig < SIG_SIZE) { + int save_errno = errno; + Sighandler_t result = signal(sig, subcode); + if (result == SIG_ERR) { + result = w32_sighandler[sig]; + errno = save_errno; + } + w32_sighandler[sig] = subcode; + return result; + } + else { + errno = EINVAL; + return SIG_ERR; + } +} + + +#ifdef HAVE_INTERP_INTERN + + +static void +win32_csighandler(int sig) +{ +#if 0 + dTHXa(PERL_GET_SIG_CONTEXT); + Perl_warn(aTHX_ "Got signal %d",sig); +#endif + /* Does nothing */ +} + +void +Perl_sys_intern_init(pTHX) +{ + int i; + w32_perlshell_tokens = Nullch; + w32_perlshell_vec = (char**)NULL; + w32_perlshell_items = 0; + w32_fdpid = newAV(); + New(1313, w32_children, 1, child_tab); + w32_num_children = 0; +# ifdef USE_ITHREADS + w32_pseudo_id = 0; + New(1313, w32_pseudo_children, 1, child_tab); + w32_num_pseudo_children = 0; +# endif + w32_timerid = 0; + w32_poll_count = 0; + for (i=0; i < SIG_SIZE; i++) { + w32_sighandler[i] = SIG_DFL; + } +# ifdef MULTIPLICTY + if (my_perl == PL_curinterp) { +# else { - *d++ = '\n'; - s += 2; +# endif + /* Force C runtime signal stuff to set its console handler */ + signal(SIGINT,&win32_csighandler); + signal(SIGBREAK,&win32_csighandler); + /* Push our handler on top */ + SetConsoleCtrlHandler(win32_ctrlhandler,TRUE); } - else +} + +void +Perl_sys_intern_clear(pTHX) +{ + Safefree(w32_perlshell_tokens); + Safefree(w32_perlshell_vec); + /* NOTE: w32_fdpid is freed by sv_clean_all() */ + Safefree(w32_children); + if (w32_timerid) { + KillTimer(NULL,w32_timerid); + w32_timerid=0; + } +# ifdef MULTIPLICITY + if (my_perl == PL_curinterp) { +# else { - *d++ = *s++; - } - } - SvCUR_set(sv,d-SvPVX(sv)); +# endif + SetConsoleCtrlHandler(win32_ctrlhandler,FALSE); + } +# ifdef USE_ITHREADS + Safefree(w32_pseudo_children); +# endif } -#endif +# ifdef USE_ITHREADS +void +Perl_sys_intern_dup(pTHX_ struct interp_intern *src, struct interp_intern *dst) +{ + dst->perlshell_tokens = Nullch; + dst->perlshell_vec = (char**)NULL; + dst->perlshell_items = 0; + dst->fdpid = newAV(); + Newz(1313, dst->children, 1, child_tab); + dst->pseudo_id = 0; + Newz(1313, dst->pseudo_children, 1, child_tab); + dst->timerid = 0; + dst->poll_count = 0; + Copy(src->sigtable,dst->sigtable,SIG_SIZE,Sighandler_t); +} +# endif /* USE_ITHREADS */ +#endif /* HAVE_INTERP_INTERN */ + +static void +win32_free_argvw(pTHX_ void *ptr) +{ + char** argv = (char**)ptr; + while(*argv) { + Safefree(*argv); + *argv++ = Nullch; + } +} + +void +win32_argv2utf8(int argc, char** argv) +{ + dTHX; + char* psz; + int length, wargc; + LPWSTR* lpwStr = CommandLineToArgvW(GetCommandLineW(), &wargc); + if (lpwStr && argc) { + while (argc--) { + length = WideCharToMultiByte(CP_UTF8, 0, lpwStr[--wargc], -1, NULL, 0, NULL, NULL); + Newz(0, psz, length, char); + WideCharToMultiByte(CP_UTF8, 0, lpwStr[wargc], -1, psz, length, NULL, NULL); + argv[argc] = psz; + } + call_atexit(win32_free_argvw, argv); + } + GlobalFree((HGLOBAL)lpwStr); +}