mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 09:43:32 +08:00
cf3141a59d
2000-12-05 Andreas Jaeger <aj@suse.de> * nss/test-netdb.c: Mark local functions as static to avoid warnings. (main): Use return to silence warning. * stdlib/test-canon.c (check_path): Mark as static to avoid warning. * stdio-common/test-popen.c: Mark local functions as static to avoid warnings. (main): Use return to silence warning. * stdlib/testsort.c (compare): Mark as static to avoid warning. * assert/test-assert.c: Mark local functions as static to avoid warnings. * assert/test-assert-perr.c: Likewise. * math/libm-test.inc (main): Use return to silence warnings.
87 lines
1.2 KiB
C
87 lines
1.2 KiB
C
/* Test assert_perror().
|
|
*
|
|
* This is hairier than you'd think, involving games with
|
|
* stdio and signals.
|
|
*
|
|
*/
|
|
|
|
#include <signal.h>
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <setjmp.h>
|
|
|
|
jmp_buf rec;
|
|
char buf[160];
|
|
|
|
static void
|
|
sigabrt (int unused)
|
|
{
|
|
longjmp (rec, 1); /* recover control */
|
|
}
|
|
|
|
#undef NDEBUG
|
|
#include <assert.h>
|
|
static void
|
|
assert1 (void)
|
|
{
|
|
assert_perror (1);
|
|
}
|
|
|
|
static void
|
|
assert2 (void)
|
|
{
|
|
assert_perror (0);
|
|
}
|
|
|
|
#define NDEBUG
|
|
#include <assert.h>
|
|
static void
|
|
assert3 (void)
|
|
{
|
|
assert_perror (2);
|
|
}
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
volatile int failed = 1; /* safety in presence of longjmp() */
|
|
|
|
fclose (stderr);
|
|
stderr = tmpfile ();
|
|
if (!stderr)
|
|
abort ();
|
|
|
|
signal (SIGABRT, sigabrt);
|
|
|
|
if (!setjmp (rec))
|
|
assert1 ();
|
|
else
|
|
failed = 0; /* should happen */
|
|
|
|
if (!setjmp (rec))
|
|
assert2 ();
|
|
else
|
|
failed = 1; /* should not happen */
|
|
|
|
if (!setjmp (rec))
|
|
assert3 ();
|
|
else
|
|
failed = 1; /* should not happen */
|
|
|
|
rewind (stderr);
|
|
fgets (buf, 160, stderr);
|
|
if (!strstr(buf, strerror (1)))
|
|
failed = 1;
|
|
|
|
fgets (buf, 160, stderr);
|
|
if (strstr (buf, strerror (0)))
|
|
failed = 1;
|
|
|
|
fgets (buf, 160, stderr);
|
|
if (strstr (buf, strerror (2)))
|
|
failed = 1;
|
|
|
|
return failed;
|
|
}
|