/* malloc() function that is glibc compatible.

   Copyright (C) 1997-1998, 2006-2007, 2009-2019 Free Software Foundation, Inc.

   This program 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, or (at your option)

   any later version.

   This program 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 program; if not, see <https://www.gnu.org/licenses/>.  */

/* written by Jim Meyering and Bruno Haible */

#define _GL_USE_STDLIB_ALLOC 1

#include <config.h>

/* Only the AC_FUNC_MALLOC macro defines 'malloc' already in config.h.  */

#ifdef malloc

# define NEED_MALLOC_GNU 1

# undef malloc

/* Whereas the gnulib module 'malloc-gnu' defines HAVE_MALLOC_GNU.  */

#elif GNULIB_MALLOC_GNU && !HAVE_MALLOC_GNU

# define NEED_MALLOC_GNU 1

#endif

#include <stdlib.h>

#include <errno.h>

/* Allocate an N-byte block of memory from the heap.

   If N is zero, allocate a 1-byte block.  */

void *

rpl_malloc (size_t n)

{

  void *result;

#if NEED_MALLOC_GNU

  if (n == 0)

    n = 1;

#endif

  result = malloc (n);

#if !HAVE_MALLOC_POSIX

  if (result == NULL)

    errno = ENOMEM;

#endif

  return result;

}