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author | Ton Voon <tonvoon@users.sourceforge.net> | 2003-09-17 16:31:38 +0000 |
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committer | Ton Voon <tonvoon@users.sourceforge.net> | 2003-09-17 16:31:38 +0000 |
commit | 506a044efbd6c756e499c134263a27323ad770b6 (patch) | |
tree | 8649f92e8fda0b5d361a70c86033fdee367f615e /lib/xalloc.h | |
parent | e97348a8f94bf0952a1ec1c439b9837689e0b9b7 (diff) | |
download | monitoring-plugins-506a044efbd6c756e499c134263a27323ad770b6.tar.gz |
Support to compile on AIX
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@736 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'lib/xalloc.h')
-rw-r--r-- | lib/xalloc.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/lib/xalloc.h b/lib/xalloc.h new file mode 100644 index 00000000..098a6c2e --- /dev/null +++ b/lib/xalloc.h | |||
@@ -0,0 +1,87 @@ | |||
1 | /* xalloc.h -- malloc with out-of-memory checking | ||
2 | Copyright (C) 1990-1998, 1999, 2000 Free Software Foundation, Inc. | ||
3 | |||
4 | This program is free software; you can redistribute it and/or modify | ||
5 | it under the terms of the GNU General Public License as published by | ||
6 | the Free Software Foundation; either version 2, or (at your option) | ||
7 | any later version. | ||
8 | |||
9 | This program is distributed in the hope that it will be useful, | ||
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | GNU General Public License for more details. | ||
13 | |||
14 | You should have received a copy of the GNU General Public License | ||
15 | along with this program; if not, write to the Free Software Foundation, | ||
16 | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | ||
17 | |||
18 | #ifndef XALLOC_H_ | ||
19 | # define XALLOC_H_ | ||
20 | |||
21 | # ifndef PARAMS | ||
22 | # if defined PROTOTYPES || (defined __STDC__ && __STDC__) | ||
23 | # define PARAMS(Args) Args | ||
24 | # else | ||
25 | # define PARAMS(Args) () | ||
26 | # endif | ||
27 | # endif | ||
28 | |||
29 | # ifndef __attribute__ | ||
30 | # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__ | ||
31 | # define __attribute__(x) | ||
32 | # endif | ||
33 | # endif | ||
34 | |||
35 | # ifndef ATTRIBUTE_NORETURN | ||
36 | # define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__)) | ||
37 | # endif | ||
38 | |||
39 | /* Exit value when the requested amount of memory is not available. | ||
40 | It is initialized to EXIT_FAILURE, but the caller may set it to | ||
41 | some other value. */ | ||
42 | extern int xalloc_exit_failure; | ||
43 | |||
44 | /* If this pointer is non-zero, run the specified function upon each | ||
45 | allocation failure. It is initialized to zero. */ | ||
46 | extern void (*xalloc_fail_func) PARAMS ((void)); | ||
47 | |||
48 | /* If XALLOC_FAIL_FUNC is undefined or a function that returns, this | ||
49 | message is output. It is translated via gettext. | ||
50 | Its value is "memory exhausted". */ | ||
51 | extern char const xalloc_msg_memory_exhausted[]; | ||
52 | |||
53 | /* This function is always triggered when memory is exhausted. It is | ||
54 | in charge of honoring the three previous items. This is the | ||
55 | function to call when one wants the program to die because of a | ||
56 | memory allocation failure. */ | ||
57 | extern void xalloc_die PARAMS ((void)) ATTRIBUTE_NORETURN; | ||
58 | |||
59 | void *xmalloc PARAMS ((size_t n)); | ||
60 | void *xcalloc PARAMS ((size_t n, size_t s)); | ||
61 | void *xrealloc PARAMS ((void *p, size_t n)); | ||
62 | char *xstrdup PARAMS ((const char *str)); | ||
63 | |||
64 | # define XMALLOC(Type, N_items) ((Type *) xmalloc (sizeof (Type) * (N_items))) | ||
65 | # define XCALLOC(Type, N_items) ((Type *) xcalloc (sizeof (Type), (N_items))) | ||
66 | # define XREALLOC(Ptr, Type, N_items) \ | ||
67 | ((Type *) xrealloc ((void *) (Ptr), sizeof (Type) * (N_items))) | ||
68 | |||
69 | /* Declare and alloc memory for VAR of type TYPE. */ | ||
70 | # define NEW(Type, Var) Type *(Var) = XMALLOC (Type, 1) | ||
71 | |||
72 | /* Free VAR only if non NULL. */ | ||
73 | # define XFREE(Var) \ | ||
74 | do { \ | ||
75 | if (Var) \ | ||
76 | free (Var); \ | ||
77 | } while (0) | ||
78 | |||
79 | /* Return a pointer to a malloc'ed copy of the array SRC of NUM elements. */ | ||
80 | # define CCLONE(Src, Num) \ | ||
81 | (memcpy (xmalloc (sizeof (*Src) * (Num)), (Src), sizeof (*Src) * (Num))) | ||
82 | |||
83 | /* Return a malloc'ed copy of SRC. */ | ||
84 | # define CLONE(Src) CCLONE (Src, 1) | ||
85 | |||
86 | |||
87 | #endif /* !XALLOC_H_ */ | ||