glibc/linuxthreads/tst-popen.c
Ulrich Drepper 29d9a17dba Update.
2003-01-09  Jakub Jelinek  <jakub@redhat.com>

	* posix/test-vfork.c (noop): Add __attribute_noinline__.
	* sysdeps/generic/sysdep.h (JUMPTARGET): Define if not defined.
	* sysdeps/i386/sysdep.h (JUMPTARGET): Undefine JUMPTARGET before
	defining it.
	* sysdeps/powerpc/powerpc32/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/powerpc/powerpc64/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/s390/s390-32/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/s390/s390-64/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/x86_64/sysdep.h (JUMPTARGET): Likewise.
2003-01-09 20:30:21 +00:00

38 lines
758 B
C

#include <errno.h>
#include <error.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
static void *
dummy (void *x)
{
return NULL;
}
static char buf[sizeof "something\n"];
static int
do_test (void)
{
FILE *f;
pthread_t p;
pthread_create (&p, NULL, dummy, NULL);
f = popen ("echo something", "r");
if (f == NULL)
error (EXIT_FAILURE, errno, "popen failed");
if (fgets (buf, sizeof (buf), f) == NULL)
error (EXIT_FAILURE, 0, "fgets failed");
if (strcmp (buf, "something\n"))
error (EXIT_FAILURE, 0, "read wrong data");
if (pclose (f))
error (EXIT_FAILURE, errno, "pclose returned non-zero");
exit (0);
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"