1 /* memory allocation routines with error checking.
2 Copyright 1989, 90, 91, 92, 93, 94 Free Software Foundation, Inc.
4 This file is part of the libiberty library.
5 Libiberty is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
10 Libiberty 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 GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with libiberty; see the file COPYING.LIB. If
17 not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
21 #include "libiberty.h"
28 #define size_t unsigned long
31 /* For systems with larger pointers than ints, these must be declared. */
32 PTR malloc PARAMS ((size_t));
33 PTR realloc PARAMS ((PTR, size_t));
35 /* The program name if set. */
36 static const char *name = "";
38 /* The initial sbrk, set when the program name is set. */
39 static char *first_break = NULL;
42 xmalloc_set_program_name (s)
46 if (first_break == NULL)
47 first_break = (char *) sbrk (0);
58 newmem = malloc (size);
61 extern char **environ;
64 if (first_break != NULL)
65 allocated = (char *) sbrk (0) - first_break;
67 allocated = (char *) sbrk (0) - (char *) &environ;
69 "\n%s%sCan not allocate %lu bytes after allocating %lu bytes\n",
70 name, *name ? ": " : "",
71 (unsigned long) size, (unsigned long) allocated);
78 xrealloc (oldmem, size)
87 newmem = malloc (size);
89 newmem = realloc (oldmem, size);
92 extern char **environ;
95 if (first_break != NULL)
96 allocated = (char *) sbrk (0) - first_break;
98 allocated = (char *) sbrk (0) - (char *) &environ;
100 "\n%s%sCan not reallocate %lu bytes after allocating %lu bytes\n",
101 name, *name ? ": " : "",
102 (unsigned long) size, (unsigned long) allocated);