mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-27 05:00:15 +00:00
101 lines
2.3 KiB
C
101 lines
2.3 KiB
C
/* Test for fmemopen implementation.
|
|
Copyright (C) 2000-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Hanno Mueller, kontakt@hanno.de, 2000.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
static char buffer[] = "foobar";
|
|
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <mcheck.h>
|
|
|
|
static int
|
|
do_bz18820 (void)
|
|
{
|
|
char ch;
|
|
FILE *stream;
|
|
|
|
errno = 0;
|
|
stream = fmemopen (&ch, 1, "?");
|
|
if (stream)
|
|
{
|
|
printf ("fmemopen: expected NULL, got %p\n", stream);
|
|
fclose (stream);
|
|
return 1;
|
|
}
|
|
if (errno != EINVAL)
|
|
{
|
|
printf ("fmemopen: got %i, expected EINVAL (%i)\n", errno, EINVAL);
|
|
return 10;
|
|
}
|
|
|
|
stream = fmemopen (NULL, 42, "?");
|
|
if (stream)
|
|
{
|
|
printf ("fmemopen: expected NULL, got %p\n", stream);
|
|
fclose (stream);
|
|
return 2;
|
|
}
|
|
|
|
errno = 0;
|
|
stream = fmemopen (NULL, ~0, "w");
|
|
if (stream)
|
|
{
|
|
printf ("fmemopen: expected NULL, got %p\n", stream);
|
|
fclose (stream);
|
|
return 3;
|
|
}
|
|
if (errno != ENOMEM)
|
|
{
|
|
printf ("fmemopen: got %i, expected ENOMEM (%i)\n", errno, ENOMEM);
|
|
return 20;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
int ch;
|
|
FILE *stream;
|
|
int ret = 0;
|
|
|
|
mtrace ();
|
|
|
|
stream = fmemopen (buffer, strlen (buffer), "r+");
|
|
|
|
while ((ch = fgetc (stream)) != EOF)
|
|
printf ("Got %c\n", ch);
|
|
|
|
fputc ('1', stream);
|
|
if (fflush (stream) != EOF || errno != ENOSPC)
|
|
{
|
|
printf ("fflush didn't fail with ENOSPC\n");
|
|
ret = 1;
|
|
}
|
|
|
|
fclose (stream);
|
|
|
|
return ret + do_bz18820 ();
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|