glibc/linuxthreads/Examples/ex15.c

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#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <pthread.h>
#include <unistd.h>
static void *worker (void *dummy) __attribute__ ((__noreturn__));
static void *
worker (void *dummy)
{
exit (26);
}
#define TEST_FUNCTION do_test ()
#define TIMEOUT 10
static int
do_test (void)
{
pthread_t th;
pid_t pid;
int status;
switch ((pid = fork ()))
{
case -1:
puts ("Could not fork");
exit (1);
case 0:
if (pthread_create(&th, NULL, worker, NULL) != 0)
{
puts ("Failed to start thread");
exit (1);
}
for (;;);
exit (1);
default:
break;
}
if (waitpid (pid, &status, 0) != pid)
{
puts ("waitpid failed");
exit (1);
}
if (!WIFEXITED (status) || WEXITSTATUS (status) != 26)
{
printf ("Wrong exit code %d\n", status);
exit (1);
}
puts ("All OK");
return 0;
}
#include "../../test-skeleton.c"