freebsd-skq/tools/regression/tls/ttls4/ttls4.c
2005-04-24 00:17:30 +00:00

42 lines
575 B
C

/*
* This program tests if a new thread's initial tls data
* is clean.
*
* David Xu <davidxu@freebsd.org>
*
* $FreeBSD$
*/
#include <stdio.h>
#include <pthread.h>
#include <unistd.h>
int __thread n;
void *f1(void *arg)
{
if (n != 0) {
printf("bug, n == %d \n", n);
exit(1);
}
n = 1;
return (0);
}
int main()
{
pthread_t td;
int i;
for (i = 0; i < 1000; ++i) {
pthread_create(&td, NULL, f1, NULL);
pthread_join(td, NULL);
}
sleep(2);
for (i = 0; i < 1000; ++i) {
pthread_create(&td, NULL, f1, NULL);
pthread_join(td, NULL);
}
return (0);
}