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root/svn/ircd-hybrid/branches/8.2.x/libltdl/lt__alloc.c
Revision: 3377
Committed: Thu Apr 24 16:15:51 2014 UTC (9 years, 11 months ago) by michael
Content type: text/x-csrc
File size: 2285 byte(s)
Log Message:
- Create 8.2.x branch

File Contents

# User Rev Content
1 michael 945 /* lt__alloc.c -- internal memory management interface
2    
3     Copyright (C) 2004, 2006, 2007 Free Software Foundation, Inc.
4     Written by Gary V. Vaughan, 2004
5    
6     NOTE: The canonical source of this file is maintained with the
7     GNU Libtool package. Report bugs to bug-libtool@gnu.org.
8    
9     GNU Libltdl is free software; you can redistribute it and/or
10     modify it under the terms of the GNU Lesser General Public
11     License as published by the Free Software Foundation; either
12     version 2 of the License, or (at your option) any later version.
13    
14     As a special exception to the GNU Lesser General Public License,
15     if you distribute this file as part of a program or library that
16     is built using GNU Libtool, you may include this file under the
17     same distribution terms that you use for the rest of that program.
18    
19     GNU Libltdl is distributed in the hope that it will be useful,
20     but WITHOUT ANY WARRANTY; without even the implied warranty of
21     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22     GNU Lesser General Public License for more details.
23    
24     You should have received a copy of the GNU Lesser General Public
25     License along with GNU Libltdl; see the file COPYING.LIB. If not, a
26     copy can be downloaded from http://www.gnu.org/licenses/lgpl.html,
27     or obtained by writing to the Free Software Foundation, Inc.,
28     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
29     */
30    
31     #include "lt__private.h"
32    
33     #include <stdio.h>
34    
35     #include "lt__alloc.h"
36    
37     static void alloc_die_default (void);
38    
39     void (*lt__alloc_die) (void) = alloc_die_default;
40    
41     /* Unless overridden, exit on memory failure. */
42     static void
43     alloc_die_default (void)
44     {
45     fprintf (stderr, "Out of memory.\n");
46     exit (EXIT_FAILURE);
47     }
48    
49     void *
50     lt__malloc (size_t n)
51     {
52     void *mem;
53    
54     if (! (mem = malloc (n)))
55     (*lt__alloc_die) ();
56    
57     return mem;
58     }
59    
60     void *
61     lt__zalloc (size_t n)
62     {
63     void *mem;
64    
65     if ((mem = lt__malloc (n)))
66     memset (mem, 0, n);
67    
68     return mem;
69     }
70    
71     void *
72     lt__realloc (void *mem, size_t n)
73     {
74     if (! (mem = realloc (mem, n)))
75     (*lt__alloc_die) ();
76    
77     return mem;
78     }
79    
80     void *
81     lt__memdup (void const *mem, size_t n)
82     {
83     void *newmem;
84    
85     if ((newmem = lt__malloc (n)))
86     return memcpy (newmem, mem, n);
87    
88     return 0;
89     }
90    
91     char *
92     lt__strdup (const char *string)
93     {
94     return (char *) lt__memdup (string, strlen (string) +1);
95     }

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