string: Add strerror, strerror_r, and strerror_l test

Checked on x86-64-linux-gnu, i686-linux-gnu, powerpc64le-linux-gnu,
and s390x-linux-gnu.

Tested-by: Carlos O'Donell <carlos@redhat.com>
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
This commit is contained in:
Adhemerval Zanella 2020-05-18 14:36:19 -03:00
parent c2723ce317
commit 653200ef42
6 changed files with 145 additions and 1 deletions

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@ -61,7 +61,7 @@ tests := tester inl-tester noinl-tester testcopy test-ffs \
tst-strtok_r bug-strcoll2 tst-cmp tst-xbzero-opt \
test-endian-types test-endian-file-scope \
test-endian-sign-conversion tst-memmove-overflow \
tst-strsignal
tst-strsignal tst-strerror
# This test allocates a lot of memory and can run for a long time.
xtests = tst-strcoll-overflow
@ -117,5 +117,6 @@ $(objpfx)tst-strxfrm2.out: $(gen-locales)
$(objpfx)bug-strcoll2.out: $(gen-locales)
$(objpfx)tst-strcoll-overflow.out: $(gen-locales)
$(objpfx)tst-strsignal.out: $(gen-locales)
$(objpfx)tst-strerror.out: $(gen-locales)
endif

76
string/tst-strerror.c Normal file
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@ -0,0 +1,76 @@
/* Test for strerror, strerror_r, and strerror_l.
Copyright (C) 2020 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
<https://www.gnu.org/licenses/>. */
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include <locale.h>
#include <array_length.h>
#include <support/support.h>
#include <support/check.h>
static int
do_test (void)
{
xsetlocale (LC_ALL, "C");
TEST_COMPARE_STRING (strerror (EINVAL), "Invalid argument");
TEST_COMPARE_STRING (strerror (-1), "Unknown error -1");
{
char buffer[32];
TEST_COMPARE_STRING (strerror_r (EINVAL, buffer, 8),
"Invalid argument");
TEST_COMPARE_STRING (strerror_r (-1, buffer, 8),
"Unknown");
TEST_COMPARE_STRING (strerror_r (-1, buffer, 16),
"Unknown error -");
TEST_COMPARE_STRING (strerror_r (-1, buffer, 32),
"Unknown error -1");
}
locale_t l = xnewlocale (LC_ALL_MASK, "pt_BR.UTF-8", NULL);
TEST_COMPARE_STRING (strerror_l (EINVAL, l), "Argumento inv\303\241lido");
TEST_COMPARE_STRING (strerror_l (-1, l), "Erro desconhecido -1");
xuselocale (l);
TEST_COMPARE_STRING (strerror (EINVAL), "Argumento inv\303\241lido");
TEST_COMPARE_STRING (strerror (-1), "Erro desconhecido -1");
{
char buffer[32];
TEST_COMPARE_STRING (strerror_r (EINVAL, buffer, 8),
"Argumento inv\303\241lido");
TEST_COMPARE_STRING (strerror_r (-1, buffer, 8),
"Erro de");
TEST_COMPARE_STRING (strerror_r (-1, buffer, 16),
"Erro desconheci");
TEST_COMPARE_STRING (strerror_r (-1, buffer, 32),
"Erro desconhecido -1");
}
freelocale (l);
return 0;
}
#include <support/test-driver.c>

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@ -108,6 +108,7 @@ libsupport-routines = \
xmmap \
xmprotect \
xmunmap \
xnewlocale \
xopen \
xpipe \
xpoll \
@ -173,6 +174,7 @@ libsupport-routines = \
xsymlink \
xsysconf \
xunlink \
xuselocale \
xwaitpid \
xwrite \

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@ -29,6 +29,8 @@
#include <sys/stat.h>
/* For ssize_t and off64_t. */
#include <sys/types.h>
/* For locale_t. */
#include <locale.h>
__BEGIN_DECLS
@ -92,6 +94,8 @@ char *xasprintf (const char *format, ...)
char *xstrdup (const char *);
char *xstrndup (const char *, size_t);
char *xsetlocale (int category, const char *locale);
locale_t xnewlocale (int category_mask, const char *locale, locale_t base);
char *xuselocale (locale_t newloc);
/* These point to the TOP of the source/build tree, not your (or
support's) subdirectory. */

31
support/xnewlocale.c Normal file
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@ -0,0 +1,31 @@
/* newlocale with error checking.
Copyright (C) 2020 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
<https://www.gnu.org/licenses/>. */
#include <support/check.h>
#include <locale.h>
locale_t
xnewlocale (int category_mask, const char *locale, locale_t base)
{
locale_t r = newlocale (category_mask, locale, base);
if (r == (locale_t) 0)
FAIL_EXIT1 ("error: newlocale (%d, \"%s\", %p)\n", category_mask,
locale, base);
return r;
}

30
support/xuselocale.c Normal file
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@ -0,0 +1,30 @@
/* uselocale with error checking.
Copyright (C) 2020 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
<https://www.gnu.org/licenses/>. */
#include <support/check.h>
#include <locale.h>
locale_t
xuselocale (locale_t newloc)
{
locale_t r = uselocale (newloc);
if (r == (locale_t) 0)
FAIL_EXIT1 ("error: uselocale (%p)\n", newloc);
return r;
}