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/* Tests of *printf for very large strings.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <locale.h>
#include <mcheck.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
const char *locs[] =
{
"C", "de_DE.ISO-8859-1", "de_DE.UTF-8", "ja_JP.EUC-JP"
};
#define nlocs (sizeof (locs) / sizeof (locs[0]))
char large[50000];
int
main (void)
{
char buf[20];
int i;
int res = 0;
int fd;
mtrace ();
strcpy (buf, "test-vfprintfXXXXXX");
fd = mkstemp (buf);
if (fd == -1)
{
printf ("cannot open temporary file: %m\n");
exit (1);
}
unlink (buf);
for (i = 0; i < nlocs; ++i)
{
FILE *fp;
struct stat st;
int fd2;
setlocale (LC_ALL, locs[i]);
memset (large, '\1', sizeof (large));
large[sizeof (large) - 1] = '\0';
fd2 = dup (fd);
if (fd2 == -1)
{
printf ("cannot dup for locale %s: %m\n",
setlocale (LC_ALL, NULL));
exit (1);
}
if (ftruncate (fd2, 0) != 0)
{
printf ("cannot truncate file for locale %s: %m\n",
setlocale (LC_ALL, NULL));
exit (1);
}
fp = fdopen (fd2, "a");
if (fp == NULL)
{
printf ("cannot create FILE for locale %s: %m\n",
setlocale (LC_ALL, NULL));
exit (1);
}
fprintf (fp, "%s", large);
fprintf (fp, "%.*s", 30000, large);
large[20000] = '\0';
fprintf (fp, large);
if (fflush (fp) != 0 || ferror (fp) != 0 || fclose (fp) != 0)
{
printf ("write error for locale %s: %m\n",
setlocale (LC_ALL, NULL));
exit (1);
}
if (fstat (fd, &st) != 0)
{
printf ("cannot stat for locale %s: %m\n",
setlocale (LC_ALL, NULL));
exit (1);
}
else if (st.st_size != 99999)
{
printf ("file size incorrect for locale %s: %jd instead of %jd\n",
setlocale (LC_ALL, NULL),
(intmax_t) st.st_size, (intmax_t) 99999);
res = 1;
}
else
printf ("locale %s OK\n", setlocale (LC_ALL, NULL));
}
close (fd);
return res;
}
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