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Use OsSignal in Popen/Pclose to avoid SysV signal() stupidity

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This commit is contained in:
Alan Coopersmith 2008-11-05 18:25:57 -08:00
parent d63ea51013
commit c9051b684b
1 changed files with 4 additions and 4 deletions
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8
os/utils.c
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@ -1393,7 +1393,7 @@ static struct pid {
int pid;
} *pidlist;
void (*old_alarm)(int) = NULL; /* XXX horrible awful hack */
OsSigHandlerPtr old_alarm = NULL; /* XXX horrible awful hack */
pointer
Popen(char *command, char *type)
@ -1417,7 +1417,7 @@ Popen(char *command, char *type)
}
/* Ignore the smart scheduler while this is going on */
old_alarm = signal(SIGALRM, SIG_IGN);
old_alarm = OsSignal(SIGALRM, SIG_IGN);
if (old_alarm == SIG_ERR) {
perror("signal");
return NULL;
@ -1428,7 +1428,7 @@ Popen(char *command, char *type)
close(pdes[0]);
close(pdes[1]);
xfree(cur);
if (signal(SIGALRM, old_alarm) == SIG_ERR)
if (OsSignal(SIGALRM, old_alarm) == SIG_ERR)
perror("signal");
return NULL;
case 0: /* child */
@ -1605,7 +1605,7 @@ Pclose(pointer iop)
/* allow EINTR again */
OsReleaseSignals ();
if (old_alarm && signal(SIGALRM, old_alarm) == SIG_ERR) {
if (old_alarm && OsSignal(SIGALRM, old_alarm) == SIG_ERR) {
perror("signal");
return -1;
}