summaryrefslogtreecommitdiff
path: root/src/signal/sighold.c
blob: 5b0f6b1880c9525b47671e977f71466b5f0479ee (plain)
1
2
3
4
5
6
7
8
9
10
11
#include <signal.h>
#include <stdlib.h>

int sighold(int sig)
{
	sigset_t mask;

	sigemptyset(&mask);
	if (sigaddset(&mask, sig) < 0) return -1;
	return sigprocmask(SIG_BLOCK, &mask, NULL);
}