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Added a fix for sigaction(): now retries on recoverable error EINTR

cvs
Doug Coleman 2006-01-31 01:11:22 +00:00
parent 5c54ba758e
commit ace98260e3
1 changed files with 15 additions and 6 deletions
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21
native/unix/signal.c
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@ -17,6 +17,15 @@ void signal_handler(int signal, siginfo_t* siginfo, void* uap)
signal_error(signal);
}
static void sigaction_safe(int signum, const struct sigaction *act, struct sigaction *oldact)
{
int ret;
do
{
ret = sigaction(signum, act, oldact);
} while(ret == -1 && errno == EINTR);
}
void init_signals(void)
{
struct sigaction custom_sigaction;
@ -25,15 +34,15 @@ void init_signals(void)
sigemptyset(&custom_sigaction.sa_mask);
custom_sigaction.sa_sigaction = signal_handler;
custom_sigaction.sa_flags = SA_SIGINFO;
sigaction(SIGABRT,&custom_sigaction,NULL);
sigaction(SIGFPE,&custom_sigaction,NULL);
sigaction(SIGBUS,&custom_sigaction,NULL);
sigaction(SIGQUIT,&custom_sigaction,NULL);
sigaction(SIGSEGV,&custom_sigaction,NULL);
sigaction_safe(SIGABRT,&custom_sigaction,NULL);
sigaction_safe(SIGFPE,&custom_sigaction,NULL);
sigaction_safe(SIGBUS,&custom_sigaction,NULL);
sigaction_safe(SIGQUIT,&custom_sigaction,NULL);
sigaction_safe(SIGSEGV,&custom_sigaction,NULL);
sigemptyset(&ign_sigaction.sa_mask);
ign_sigaction.sa_handler = SIG_IGN;
sigaction(SIGPIPE,&ign_sigaction,NULL);
sigaction_safe(SIGPIPE,&ign_sigaction,NULL);
#ifdef __APPLE__
mach_initialize();