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faulthandler: don't use sigprocmask()

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It has an undefined behaviour with threads, only use pthread_sigmask() if
it is available (and not broken).
This commit is contained in:
Victor Stinner 2011-04-19 23:30:57 +02:00
parent 4571ee0b78
commit cf2a807831
1 changed files with 1 additions and 5 deletions
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6
Modules/faulthandler.c
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@ -418,16 +418,12 @@ faulthandler_thread(void *unused)
const char* errmsg;
PyThreadState *current;
int ok;
#ifdef HAVE_PTHREAD_H
#if defined(HAVE_PTHREAD_SIGMASK) && !defined(HAVE_BROKEN_PTHREAD_SIGMASK)
sigset_t set;
/* we don't want to receive any signal */
sigfillset(&set);
#if defined(HAVE_PTHREAD_SIGMASK) && !defined(HAVE_BROKEN_PTHREAD_SIGMASK)
pthread_sigmask(SIG_SETMASK, &set, NULL);
#else
sigprocmask(SIG_SETMASK, &set, NULL);
#endif
#endif
do {