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 #if ! defined (_WIN32) || defined (__CYGWIN32__)
46 /* The initial sbrk, set when the program name is set. Not used for win32
47 ports other than cygwin32. */
48 static char *first_break
= NULL
;
52 xmalloc_set_program_name (s
)
56 #if ! defined (_WIN32) || defined (__CYGWIN32__)
57 /* Win32 ports other than cygwin32 don't have brk() */
58 if (first_break
== NULL
)
59 first_break
= (char *) sbrk (0);
60 #endif /* ! _WIN32 || __CYGWIN32 __ */
71 newmem
= malloc (size
);
74 #if ! defined (_WIN32) || defined (__CYGWIN32__)
75 extern char **environ
;
78 if (first_break
!= NULL
)
79 allocated
= (char *) sbrk (0) - first_break
;
81 allocated
= (char *) sbrk (0) - (char *) &environ
;
83 "\n%s%sCan not allocate %lu bytes after allocating %lu bytes\n",
84 name
, *name
? ": " : "",
85 (unsigned long) size
, (unsigned long) allocated
);
88 "\n%s%sCan not allocate %lu bytes\n",
89 name
, *name
? ": " : "",
90 (unsigned long) size
);
91 #endif /* ! _WIN32 || __CYGWIN32 __ */
98 xrealloc (oldmem
, size
)
107 newmem
= malloc (size
);
109 newmem
= realloc (oldmem
, size
);
113 extern char **environ
;
116 if (first_break
!= NULL
)
117 allocated
= (char *) sbrk (0) - first_break
;
119 allocated
= (char *) sbrk (0) - (char *) &environ
;
121 "\n%s%sCan not reallocate %lu bytes after allocating %lu bytes\n",
122 name
, *name
? ": " : "",
123 (unsigned long) size
, (unsigned long) allocated
);
126 "\n%s%sCan not reallocate %lu bytes\n",
127 name
, *name
? ": " : "",
128 (unsigned long) size
);
129 #endif /* __MINGW32__ */