Files
RedBear-OS/tests/signals/sigprocmask-9.c
T

29 lines
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C

#include "../test_helpers.h"
#include <assert.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
// Attempt to add SIGKILL and SIGSTOP to the process's signal mask and
// verify that:
// - They do not get added.
// - sigprocmask() does not return -1.
int main() {
sigset_t set1, set2;
int ret;
sigemptyset(&set1);
sigemptyset(&set2);
sigaddset(&set1, SIGKILL);
sigaddset(&set1, SIGSTOP);
ret = sigprocmask(SIG_SETMASK, &set1, NULL);
ERROR_IF(sigprocmask, ret, == -1);
ret = sigprocmask(SIG_SETMASK, NULL, &set2);
ERROR_IF(sigprocmask, ret, == -1);
assert(!sigismember(&set2, SIGKILL));
assert(!sigismember(&set2, SIGSTOP));
}