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 calloc
PARAMS ((size_t, size_t));
40 PTR sbrk
PARAMS ((ptrdiff_t));
43 /* The program name if set. */
44 static const char *name
= "";
47 /* The initial sbrk, set when the program name is set. Not used for win32
48 ports other than cygwin32. */
49 static char *first_break
= NULL
;
50 #endif /* HAVE_SBRK */
53 xmalloc_set_program_name (s
)
58 /* Win32 ports other than cygwin32 don't have brk() */
59 if (first_break
== NULL
)
60 first_break
= (char *) sbrk (0);
61 #endif /* HAVE_SBRK */
72 newmem
= malloc (size
);
76 extern char **environ
;
79 if (first_break
!= NULL
)
80 allocated
= (char *) sbrk (0) - first_break
;
82 allocated
= (char *) sbrk (0) - (char *) &environ
;
84 "\n%s%sCannot allocate %lu bytes after allocating %lu bytes\n",
85 name
, *name
? ": " : "",
86 (unsigned long) size
, (unsigned long) allocated
);
89 "\n%s%sCannot allocate %lu bytes\n",
90 name
, *name
? ": " : "",
91 (unsigned long) size
);
92 #endif /* HAVE_SBRK */
99 xcalloc (nelem
, elsize
)
100 size_t nelem
, elsize
;
104 if (nelem
== 0 || elsize
== 0)
107 newmem
= calloc (nelem
, elsize
);
111 extern char **environ
;
114 if (first_break
!= NULL
)
115 allocated
= (char *) sbrk (0) - first_break
;
117 allocated
= (char *) sbrk (0) - (char *) &environ
;
119 "\n%s%sCannot allocate %lu bytes after allocating %lu bytes\n",
120 name
, *name
? ": " : "",
121 (unsigned long) (nelem
* elsize
), (unsigned long) allocated
);
122 #else /* HAVE_SBRK */
124 "\n%s%sCannot allocate %lu bytes\n",
125 name
, *name
? ": " : "",
126 (unsigned long) (nelem
* elsize
));
127 #endif /* HAVE_SBRK */
134 xrealloc (oldmem
, size
)
143 newmem
= malloc (size
);
145 newmem
= realloc (oldmem
, size
);
149 extern char **environ
;
152 if (first_break
!= NULL
)
153 allocated
= (char *) sbrk (0) - first_break
;
155 allocated
= (char *) sbrk (0) - (char *) &environ
;
157 "\n%s%sCannot reallocate %lu bytes after allocating %lu bytes\n",
158 name
, *name
? ": " : "",
159 (unsigned long) size
, (unsigned long) allocated
);
160 #else /* HAVE_SBRK */
162 "\n%s%sCannot reallocate %lu bytes\n",
163 name
, *name
? ": " : "",
164 (unsigned long) size
);
165 #endif /* HAVE_SBRK */
This page took 0.032935 seconds and 4 git commands to generate.