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
29 #define ptrdiff_t long
36 /* For systems with larger pointers than ints, these must be declared. */
37 PTR malloc PARAMS ((size_t));
38 PTR realloc PARAMS ((PTR, size_t));
39 PTR sbrk PARAMS ((ptrdiff_t));
42 /* The program name if set. */
43 static const char *name = "";
45 /* The initial sbrk, set when the program name is set. */
46 static char *first_break = NULL;
49 xmalloc_set_program_name (s)
53 if (first_break == NULL)
54 first_break = (char *) sbrk (0);
65 newmem = malloc (size);
68 extern char **environ;
71 if (first_break != NULL)
72 allocated = (char *) sbrk (0) - first_break;
74 allocated = (char *) sbrk (0) - (char *) &environ;
76 "\n%s%sCan not allocate %lu bytes after allocating %lu bytes\n",
77 name, *name ? ": " : "",
78 (unsigned long) size, (unsigned long) allocated);
85 xrealloc (oldmem, size)
94 newmem = malloc (size);
96 newmem = realloc (oldmem, size);
99 extern char **environ;
102 if (first_break != NULL)
103 allocated = (char *) sbrk (0) - first_break;
105 allocated = (char *) sbrk (0) - (char *) &environ;
107 "\n%s%sCan not reallocate %lu bytes after allocating %lu bytes\n",
108 name, *name ? ": " : "",
109 (unsigned long) size, (unsigned long) allocated);