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/* Simple test of putwc in the C locale.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.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 <errno.h>
#include <error.h>
#include <stdio.h>
#include <stdlib.h>
#include <wchar.h>
static const char outname[] = OBJPFX "tst_putwc.temp";
#define TEST_FUNCTION do_test ()
int
do_test (void)
{
const wchar_t str[] = L"This is a test of putwc\n";
wchar_t buf[100];
size_t n = 0;
FILE *fp;
int res = 0;
fp = fopen (outname, "w+");
if (fp == NULL)
error (EXIT_FAILURE, errno, "cannot open temporary file");
for (n = 0; str[n] != L'\0'; ++n)
putwc (str[n], fp);
/* First try reading after rewinding. */
rewind (fp);
wmemset (buf, L'\0', sizeof (buf) / sizeof (buf[0]));
n = 0;
while (! feof (fp) && n < sizeof (buf) - 1)
{
buf[n] = getwc (fp);
if (buf[n] == WEOF)
break;
++n;
}
buf[n] = L'\0';
if (wcscmp (buf, L"This is a test of putwc\n") != 0)
{
puts ("first comparison failed");
res = 1;
}
/* Now close the file, open it again, and read again. */
if (fclose (fp) != 0)
{
printf ("failure during fclose(): %m");
res = 1;
}
fp = fopen (outname, "r");
if (fp == NULL)
error (EXIT_FAILURE, errno, "cannot reopen file");
/* We can remove the file now. */
remove (outname);
wmemset (buf, L'\0', sizeof (buf) / sizeof (buf[0]));
n = 0;
while (! feof (fp) && n < sizeof (buf) - 1)
{
buf[n] = getwc (fp);
if (buf[n] == WEOF)
break;
++n;
}
buf[n] = L'\0';
if (wcscmp (buf, L"This is a test of putwc\n") != 0)
{
puts ("second comparison failed");
res = 1;
}
if (fclose (fp) != 0)
{
puts ("failure during fclose()");
res = 1;
}
return res;
}
#include "../test-skeleton.c"
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