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/* Test for ,ccs= handling in fopen.
Copyright (C) 2001-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001.
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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <locale.h>
#include <mcheck.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <wchar.h>
#include <sys/resource.h>
static const char inputfile[] = "../iconvdata/testdata/ISO-8859-1";
static int
do_bz17916 (void)
{
/* BZ #17916 -- check invalid large ccs= case. */
struct rlimit rl;
getrlimit (RLIMIT_STACK, &rl);
rl.rlim_cur = 1024 * 1024;
setrlimit (RLIMIT_STACK, &rl);
const size_t sz = 2 * 1024 * 1024;
char *ccs = malloc (sz);
strcpy (ccs, "r,ccs=");
memset (ccs + 6, 'A', sz - 6 - 1);
ccs[sz - 1] = '\0';
FILE *fp = fopen (inputfile, ccs);
if (fp != NULL)
{
printf ("unxpected success\n");
return 1;
}
free (ccs);
return 0;
}
static int
do_test (void)
{
FILE *fp;
mtrace ();
setlocale (LC_ALL, "de_DE.UTF-8");
fp = fopen (inputfile, "r,ccs=ISO-8859-1");
if (fp == NULL)
{
printf ("cannot open \"%s\": %s\n", inputfile, strerror (errno));
exit (1);
}
while (! feof_unlocked (fp))
{
wchar_t buf[200];
if (fgetws_unlocked (buf, sizeof (buf) / sizeof (buf[0]), fp) == NULL)
break;
fputws (buf, stdout);
}
fclose (fp);
return do_bz17916 ();
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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