mirror of
https://https.git.savannah.gnu.org/git/gnulib.git
synced 2026-06-15 23:35:50 +00:00
Bruno Haible
b2a583ead5
Done through
sed -e 's/memcmp \([(][^()]*[)]\) == 0/memeq \1/g' \
-e 's/memcmp \([(][^()]*[(][^()]*[)][^()]*[)]\) == 0/memeq \1/g'
* tests/**/*.[hc]: Use memeq instead of memcmp ... == 0.
* modules/*-tests (Dependencies): Add memeq.
93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
/* Test of POSIX and GNU compatible obstack_[v]zprintf() functions.
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Copyright (C) 2007-2026 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2024. */
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/* This test exercises only a few POSIX compliance problems that are still
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visible on platforms relevant in 2024. */
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#include <config.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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#include "obstack.h"
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#include "macros.h"
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#define obstack_chunk_alloc malloc
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#define obstack_chunk_free free
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static void
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test_function (ptrdiff_t (*my_obstack_zprintf) (struct obstack *, const char *, ...))
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{
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struct obstack obs;
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obstack_init (&obs);
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#define RESULT_EQ(expected) \
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(len == strlen (expected) && memeq (result, expected, len))
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/* Test the support of the 'B' conversion specifier for binary output of
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integers. */
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{ /* This test would fail on all platforms other than glibc ≥ 2.35. */
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ptrdiff_t len =
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my_obstack_zprintf (&obs, "%#B %d", 12345, 33, 44, 55);
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ASSERT (len >= 0);
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char *result = obstack_finish (&obs);
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ASSERT (RESULT_EQ ("0B11000000111001 33"));
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obstack_free (&obs, result);
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}
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obstack_free (&obs, NULL);
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}
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static ptrdiff_t
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my_obstack_zprintf (struct obstack *obs, const char *format, ...)
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{
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va_list args;
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ptrdiff_t ret;
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va_start (args, format);
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ret = obstack_vzprintf (obs, format, args);
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va_end (args);
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return ret;
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}
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static void
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test_obstack_vzprintf ()
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{
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test_function (my_obstack_zprintf);
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}
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static void
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test_obstack_zprintf ()
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{
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test_function (obstack_zprintf);
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}
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int
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main (int argc, char *argv[])
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{
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test_obstack_vzprintf ();
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test_obstack_zprintf ();
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return test_exit_status;
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}
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