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signal: Use SA_SIGINFO (like glibc).

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* lib/linux/signal.c (_restorer): Rename to...
(_restorer_for_siginfo): ...this.
(signal): Use it.  Use SA_SIGINFO.
This commit is contained in:
Danny Milosavljevic 2019-07-04 03:25:59 +02:00 committed by Jan Nieuwenhuizen
parent e8bbe21499
commit 02fdead244
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GPG key ID: F3C1A0D9C1D65273
1 changed files with 3 additions and 3 deletions
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6
lib/linux/signal.c
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@ -26,7 +26,7 @@
#if __i386__
#else
void
_restorer (void)
_restorer_for_siginfo (void)
{
_sys_call (SYS_rt_sigreturn);
}
@ -44,12 +44,12 @@ signal (int signum, sighandler_t action)
unsigned short itembitcount;
setup_action.sa_handler = action;
setup_action.sa_restorer = _restorer;
setup_action.sa_restorer = _restorer_for_siginfo;
bitindex = signum - 1;
itembitcount = 8 * sizeof(setup_action.sa_mask.items[0]);
setup_action.sa_mask.items[bitindex / itembitcount] = 1UL << (bitindex % itembitcount);
old.sa_handler = SIG_DFL;
setup_action.sa_flags = SA_RESTORER | SA_RESTART;
setup_action.sa_flags = SA_RESTORER | SA_RESTART | SA_SIGINFO;
int r = _sys_call4 (SYS_rt_sigaction, signum, &setup_action, &old, sizeof (sigset_t));
if (r)
return 0;