Files
RedBear-OS/tests/signals/sigdelset-delete.c
T

37 lines
1.1 KiB
C

#define _OPEN_SYS
#include <stdio.h>
#include <signal.h>
#include <unistd.h>
#include "signals_list.h"
#include "../test_helpers.h"
// The sigdelset() function deletes the individual signal specified by signo from the signal set pointed to by set.
// Applications should call either sigemptyset() or sigfillset() at least once for each object of type sigset_t prior to any other use of that object. If such an object is not initialized in this way, but is nonetheless supplied as an argument to any of pthread_sigmask(), sigaction(), sigaddset(), sigdelset(), sigismember(), sigpending(), sigprocmask(), sigsuspend(), sigtimedwait(), sigwait(), or sigwaitinfo(), the results are undefined.
void delset_test(sigset_t *sigset, int signal)
{
int status;
status = sigismember(sigset, signal);
ERROR_IF(sigismember, status, != 1);
status = sigdelset(sigset, signal);
ERROR_IF(sigdelset, status, != 0);
status = sigismember(sigset, signal);
ERROR_IF(sigismember, status, != 0);
}
int main()
{
sigset_t sigset;
for (int i = 1; i < N_SIGNALS; i++)
{
sigfillset(&sigset);
int sig = signals_list[i - 1].signal;
delset_test(&sigset, sig);
}
}