musl/src/signal/sighold.c
2011-02-12 00:22:29 -05:00

12 lines
192 B
C

#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);
}