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linux_threads.c: Don't block SIGINT, SIGQUIT, SIGTERM in the NO_SIGNALS case.

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1999-12-22  Bryce McKinlay  <bryce@albatross.co.nz>

        * linux_threads.c: Don't block SIGINT, SIGQUIT, SIGTERM in the
        NO_SIGNALS case.

From-SVN: r31083
This commit is contained in:
Bryce McKinlay 1999-12-24 01:08:34 +00:00 committed by Bryce McKinlay
parent 43cbc9430d
commit 54f76845c5
2 changed files with 25 additions and 0 deletions
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5
boehm-gc/ChangeLog
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@ -1,3 +1,8 @@
1999-12-22 Bryce McKinlay <bryce@albatross.co.nz>
* linux_threads.c: Don't block SIGINT, SIGQUIT, SIGTERM in the
NO_SIGNALS case.
1999-12-19 Jeff Sturm <jsturm@sigma6.com>
* gcconfig.h: Define DATASTART for Alpha Linux.

20
boehm-gc/linux_threads.c
View File

@ -173,6 +173,11 @@ void GC_suspend_handler(int sig)
/* is no race. */
if (sigfillset(&mask) != 0) ABORT("sigfillset() failed");
if (sigdelset(&mask, SIG_RESTART) != 0) ABORT("sigdelset() failed");
#ifdef NO_SIGNALS
if (sigdelset(&mask, SIGINT) != 0) ABORT("sigdelset() failed");
if (sigdelset(&mask, SIGQUIT) != 0) ABORT("sigdelset() failed");
if (sigdelset(&mask, SIGTERM) != 0) ABORT("sigdelset() failed");
#endif
do {
me->signal = 0;
sigsuspend(&mask); /* Wait for signal */
@ -433,6 +438,21 @@ void GC_thr_init()
if (sigfillset(&act.sa_mask) != 0) {
ABORT("sigfillset() failed");
}
#ifdef NO_SIGNALS
if (sigdelset(&act.sa_mask, SIGINT) != 0) {
ABORT("sigdelset() failed");
}
if (sigdelset(&act.sa_mask, SIGQUIT) != 0) {
ABORT("sigdelset() failed");
}
if (sigdelset(&act.sa_mask, SIGTERM) != 0) {
ABORT("sigdelset() failed");
}
#endif
/* SIG_RESTART is unmasked by the handler when necessary. */
act.sa_handler = GC_suspend_handler;
if (sigaction(SIG_SUSPEND, &act, NULL) != 0) {