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libiconv 1.16

    1: /* malloc() function that is glibc compatible.
    2: 
    3:    Copyright (C) 1997-1998, 2006-2007, 2009-2019 Free Software Foundation, Inc.
    4: 
    5:    This program is free software; you can redistribute it and/or modify
    6:    it under the terms of the GNU General Public License as published by
    7:    the Free Software Foundation; either version 3, or (at your option)
    8:    any later version.
    9: 
   10:    This program is distributed in the hope that it will be useful,
   11:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   12:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   13:    GNU General Public License for more details.
   14: 
   15:    You should have received a copy of the GNU General Public License
   16:    along with this program; if not, see <https://www.gnu.org/licenses/>.  */
   17: 
   18: /* written by Jim Meyering and Bruno Haible */
   19: 
   20: #define _GL_USE_STDLIB_ALLOC 1
   21: #include <config.h>
   22: /* Only the AC_FUNC_MALLOC macro defines 'malloc' already in config.h.  */
   23: #ifdef malloc
   24: # define NEED_MALLOC_GNU 1
   25: # undef malloc
   26: /* Whereas the gnulib module 'malloc-gnu' defines HAVE_MALLOC_GNU.  */
   27: #elif GNULIB_MALLOC_GNU && !HAVE_MALLOC_GNU
   28: # define NEED_MALLOC_GNU 1
   29: #endif
   30: 
   31: #include <stdlib.h>
   32: 
   33: #include <errno.h>
   34: 
   35: /* Allocate an N-byte block of memory from the heap.
   36:    If N is zero, allocate a 1-byte block.  */
   37: 
   38: void *
   39: rpl_malloc (size_t n)
   40: {
   41:   void *result;
   42: 
   43: #if NEED_MALLOC_GNU
   44:   if (n == 0)
   45:     n = 1;
   46: #endif
   47: 
   48:   result = malloc (n);
   49: 
   50: #if !HAVE_MALLOC_POSIX
   51:   if (result == NULL)
   52:     errno = ENOMEM;
   53: #endif
   54: 
   55:   return result;
   56: }