view tests/test-safe-alloc.c @ 16616:2f2ef742aa4b

New module 'exp2'. * lib/math.in.h (exp2): New declaration. * lib/exp2.c: New file. * m4/exp2.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether exp2 is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_EXP2, HAVE_DECL_EXP2, REPLACE_EXP2. * modules/math (Makefile.am): Substitute GNULIB_EXP2, HAVE_DECL_EXP2, REPLACE_EXP2. * modules/exp2: New file. * tests/test-math-c++.cc: Check the declaration of exp2. * doc/posix-functions/exp2.texi: Mention the new module and the IRIX and OpenBSD problems.
author Bruno Haible <bruno@clisp.org>
date Wed, 07 Mar 2012 03:29:32 +0100
parents bb182ee4a09d
children e542fd46ad6f
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/*
 * Test the safe-alloc macros
 *
 * Copyright (C) 2009-2012 Free Software Foundation, Inc.
 *
 * This 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 3.1 of the License, or (at your option) any later version.
 *
 * This 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 this library; if not, see <http://www.gnu.org/licenses/>.
 *
 * Author: David Lutterkort <lutter@redhat.com>
 */

#include <config.h>

#include "safe-alloc.h"

#include "macros.h"

int
main ()
{
  struct tst
  {
    int a;
    int b;
  };

  struct tst *p = NULL;
  int r;

  r = ALLOC (p);
  ASSERT (r >= 0);

  ASSERT (p->a == 0 && p->b == 0);

  p->a = p->b = 42;
  r = REALLOC_N (p, 5);

  ASSERT (p[0].a == 42 && p[0].b == 42);

  FREE (p);
  ASSERT (p == NULL);

  return 0;
}