glibc/signal/tst-signal.c

44 lines
701 B
C

#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int win = 0;
void
handler (int sig)
{
printf ("Received signal %d (%s).\n", sig, strsignal(sig));
win = 1;
}
int
main (void)
{
if (signal (SIGTERM, handler) == SIG_ERR)
{
perror ("signal: SIGTERM");
exit (EXIT_FAILURE);
}
puts ("Set handler.");
printf ("Sending myself signal %d.\n", SIGTERM);
fflush (stdout);
if (raise (SIGTERM) < 0)
{
perror ("raise: SIGTERM");
exit (EXIT_FAILURE);
}
if (!win)
{
puts ("Didn't get any signal. Test FAILED!");
exit (EXIT_FAILURE);
}
puts ("Got a signal. Test succeeded.");
exit (EXIT_SUCCESS);
}