/* 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 PERLIO_NOT_STDIO 0
#define WIN32_LEAN_AND_MEAN
#define WIN32IO_IS_STDIO
#include <tchar.h>
#include <utime.h>
#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;
#define ONE_K_BUFSIZE 1024
-int
+int
IsWin95(void)
{
return (win32_os_id() == VER_PLATFORM_WIN32_WINDOWS);
argv[index++] = "";
}
argv[index++] = 0;
-
+
status = win32_spawnvp(flag,
(const char*)(really ? SvPV_nolen(really) : argv[0]),
(const char* const*)argv);
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);
dirp->curr = NULL;
}
return &(dirp->dirstr);
- }
+ }
else
return NULL;
}
int
setuid(uid_t auid)
-{
+{
return (auid == ROOT_UID ? 0 : -1);
}
default:
/* We fake signals to pseudo-processes using Win32 message queue */
if (PostThreadMessage(-pid,WM_USER,sig,0)) {
- /* It might be us ... */
+ /* It might be us ... */
PERL_ASYNC_CHECK();
return 0;
}
win32_stat(const char *path, struct stat *sbuf)
{
dTHX;
- char buffer[MAX_PATH+1];
+ char buffer[MAX_PATH+1];
int l = strlen(path);
int res;
WCHAR wbuffer[MAX_PATH+1];
FILETIME user;
FILETIME kernel;
FILETIME dummy;
- if (GetProcessTimes(GetCurrentProcess(), &dummy, &dummy,
+ 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;
/* Timing related stuff */
+int
+do_raise(pTHX_ int sig)
+{
+ 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 {
+ /* Choose correct default behaviour */
+ switch (sig) {
+#ifdef SIGCLD
+ case SIGCLD:
+#endif
+#ifdef SIGCHLD
+ case SIGCHLD:
+#endif
+ case 0:
+ return 0;
+ case SIGTERM:
+ default:
+ break;
+ }
+ }
+ }
+ /* 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_async_check(pTHX)
{
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
- */
+ */
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:
+ case WM_QUIT:
/* Treat WM_QUIT like SIGHUP? */
- CALL_FPTR(PL_sighandlerp)(1);
+ sig = SIGHUP;
+ goto Raise;
break;
#endif
/* We use WM_USER to fake kill() with other signals */
case WM_USER: {
- CALL_FPTR(PL_sighandlerp)(msg.wParam);
+ 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) {
KillTimer(NULL,w32_timerid);
- w32_timerid=0;
- }
+ w32_timerid=0;
+ }
/* Now fake a call to signal handler */
- CALL_FPTR(PL_sighandlerp)(14);
+ if (do_raise(aTHX_ 14)) {
+ sig_terminate(aTHX_ 14);
+ }
break;
}
if (PL_sig_pending) {
despatch_signals();
}
- return ours;
+ return ours;
}
DllExport DWORD
if (resultp)
*resultp = result;
if (result == WAIT_TIMEOUT) {
- /* Ran out of time - explicit return of zero to avoid -ve if we
- have scheduling issues
- */
+ /* Ran out of time - explicit return of zero to avoid -ve if we
+ have scheduling issues
+ */
return 0;
}
if (timeout != INFINITE) {
errno = ECHILD;
}
}
- return retval >= 0 ? pid : retval;
+ return retval >= 0 ? pid : retval;
}
DllExport int
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 <signal.h>
- */
+ */
dTHX;
if (sec) {
w32_timerid = SetTimer(NULL,w32_timerid,sec*1000,NULL);
else {
if (w32_timerid) {
KillTimer(NULL,w32_timerid);
- w32_timerid=0;
+ w32_timerid=0;
}
- }
+ }
return 0;
}
}
/*
- * 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)
{
#if !defined __BORLANDC__ && !defined __MINGW32__ /* compiler intolerance */
extern int sys_nerr;
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;
dTHX;
WCHAR wMode[MODE_SIZE], wBuffer[MAX_PATH+1];
FILE *f;
-
+
if (!*filename)
return NULL;
/* 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)) {
bytes_read = q - (char *)buf;
}
-functionexit:
+functionexit:
if (_pioinfo(fh)->lockinitflag)
LeaveCriticalSection(&(_pioinfo(fh)->lock)); /* unlock file */
* 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.
*/
ret = -1;
goto RETVAL;
}
- /* Create a new process group so we can use GenerateConsoleCtrlEvent()
+ /* Create a new process group so we can use GenerateConsoleCtrlEvent()
* in win32_kill()
*/
- create |= CREATE_NEW_PROCESS_GROUP;
+ create |= CREATE_NEW_PROCESS_GROUP;
/* FALL THROUGH */
case P_WAIT: /* synchronous execution */
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.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;
allocsize = info.dwAllocationGranularity;
}
/* This scheme fails eventually if request for contiguous
- * block is denied so reserve big blocks - this is only
+ * block is denied so reserve big blocks - this is only
* address space not memory ...
*/
if (brk+need >= reserved)
if (addr)
committed = reserved;
}
- /* Reserve some (more) space
+ /* Reserve some (more) space
* 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
dXSARGS;
/* Make the host for current directory */
char* ptr = PerlEnv_get_childdir();
- /*
- * If ptr != Nullch
- * then it worked, set PV valid,
- * else return 'undef'
+ /*
+ * If ptr != Nullch
+ * then it worked, set PV valid,
+ * else return 'undef'
*/
if (ptr) {
SV *sv = sv_newmortal();
if (!my_perl) {
my_perl = PL_curinterp;
PERL_SET_THX(my_perl);
- }
+ }
return my_perl;
}
-BOOL WINAPI
+BOOL WINAPI
win32_ctrlhandler(DWORD dwCtrlType)
{
dTHXa(PERL_GET_SIG_CONTEXT);
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
+ /* 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
*/
- CALL_FPTR(PL_sighandlerp)(1); /* SIGHUP */
- return TRUE;
+ if (do_raise(aTHX_ 1)) /* SIGHUP */
+ sig_terminate(aTHX_ 1);
+ return TRUE;
case CTRL_C_EVENT:
/* A CTRL+c signal was received */
- CALL_FPTR(PL_sighandlerp)(SIGINT); /* SIGINT */
- return TRUE;
+ if (do_raise(aTHX_ SIGINT))
+ sig_terminate(aTHX_ SIGINT);
+ return TRUE;
case CTRL_BREAK_EVENT:
/* A CTRL+BREAK signal was received */
- CALL_FPTR(PL_sighandlerp)(SIGBREAK); /* unix calls it SIGQUIT */
- return TRUE;
+ 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.
+ /* 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;
+ break;
case CTRL_SHUTDOWN_EVENT:
- /* A signal that the system sends to all console processes when the system is
- shutting down.
+ /* A signal that the system sends to all console processes when the system is
+ shutting down.
*/
- CALL_FPTR(PL_sighandlerp)(SIGTERM);
- return TRUE;
- break;
+ if (do_raise(aTHX_ SIGTERM))
+ sig_terminate(aTHX_ SIGTERM);
+ return TRUE;
default:
- break;
+ break;
}
return FALSE;
}
-
void
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
void
Perl_sys_intern_init(pTHX)
{
+ int i;
w32_perlshell_tokens = Nullch;
w32_perlshell_vec = (char**)NULL;
w32_perlshell_items = 0;
w32_init_socktype = 0;
w32_timerid = 0;
w32_poll_count = 0;
+ for (i=0; i < SIG_SIZE; i++) {
+ w32_sighandler[i] = SIG_DFL;
+ }
if (my_perl == PL_curinterp) {
- /* Force C runtime signal stuff to set its console handler */
+ /* Force C runtime signal stuff to set its console handler */
signal(SIGINT,&win32_csighandler);
signal(SIGBREAK,&win32_csighandler);
- /* Push our handler on top */
+ /* Push our handler on top */
SetConsoleCtrlHandler(win32_ctrlhandler,TRUE);
}
}
Safefree(w32_children);
if (w32_timerid) {
KillTimer(NULL,w32_timerid);
- w32_timerid=0;
+ w32_timerid=0;
}
if (my_perl == PL_curinterp) {
SetConsoleCtrlHandler(win32_ctrlhandler,FALSE);
dst->thr_intern.Winit_socktype = 0;
dst->timerid = 0;
dst->poll_count = 0;
+ Copy(src->sigtable,dst->sigtable,SIG_SIZE,Sighandler_t);
}
# endif /* USE_ITHREADS */
#endif /* HAVE_INTERP_INTERN */
}
GlobalFree((HGLOBAL)lpwStr);
}
-
-
-
-
projects / p5sagit/p5-mst-13.2.git / commitdiff