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/* Test ASCII gconv module followed by cache initialization.
Copyright (C) 2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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 <stdlib.h>
#include <support/check.h>
#include <support/support.h>
#include <support/xstdio.h>
#include <wchar.h>
static int
do_test (void)
{
/* The test-in-container framework sets these environment variables.
The presence of GCONV_PATH invalidates this test. */
unsetenv ("GCONV_PATH");
unsetenv ("LOCPATH");
/* Create the gconv module cache. iconvconfig is in /sbin, which is
not on PATH. */
{
char *iconvconfig = xasprintf ("%s/iconvconfig", support_sbindir_prefix);
TEST_COMPARE (system (iconvconfig), 0);
}
/* Use built-in ASCII gconv module, without triggering cache
initialization. */
FILE *fp1 = xfopen ("/dev/zero", "r");
TEST_COMPARE (fwide (fp1, 1), 1);
/* Use non-ASCII gconv module and trigger gconv cache
initialization. */
FILE *fp2 = xfopen ("/dev/zero", "r,ccs=UTF-8");
TEST_COMPARE (fwide (fp2, 0), 1);
xfclose (fp1);
xfclose (fp2);
return 0;
}
#include <support/test-driver.c>
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