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comparison lib/stdlib.in.h @ 9263:bb62a6456893

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Rename stdlib_.h to stdlib.in.h.
author Bruno Haible <bruno@clisp.org>
date Tue, 02 Oct 2007 00:31:18 +0200
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children bbbbbf4cd1c5
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9262:9857038c7b89 9263:bb62a6456893
1 /* A GNU-like <stdlib.h>.
2
3 Copyright (C) 1995, 2001-2002, 2006-2007 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 any later version.
9
10 This program 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
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18
19 #if defined __need_malloc_and_calloc
20 /* Special invocation convention inside glibc header files. */
21
22 #@INCLUDE_NEXT@ @NEXT_STDLIB_H@
23
24 #else
25 /* Normal invocation convention. */
26
27 #ifndef _GL_STDLIB_H
28
29 /* The include_next requires a split double-inclusion guard. */
30 #@INCLUDE_NEXT@ @NEXT_STDLIB_H@
31
32 #ifndef _GL_STDLIB_H
33 #define _GL_STDLIB_H
34
35
36 /* The definition of GL_LINK_WARNING is copied here. */
37
38
39 /* Some systems do not define EXIT_*, despite otherwise supporting C89. */
40 #ifndef EXIT_SUCCESS
41 # define EXIT_SUCCESS 0
42 #endif
43 /* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere
44 with proper operation of xargs. */
45 #ifndef EXIT_FAILURE
46 # define EXIT_FAILURE 1
47 #elif EXIT_FAILURE != 1
48 # undef EXIT_FAILURE
49 # define EXIT_FAILURE 1
50 #endif
51
52
53 #ifdef __cplusplus
54 extern "C" {
55 #endif
56
57
58 #if @GNULIB_MALLOC_POSIX@
59 # if !@HAVE_MALLOC_POSIX@
60 # undef malloc
61 # define malloc rpl_malloc
62 extern void * malloc (size_t size);
63 # endif
64 #elif defined GNULIB_POSIXCHECK
65 # undef malloc
66 # define malloc(s) \
67 (GL_LINK_WARNING ("malloc is not POSIX compliant everywhere - " \
68 "use gnulib module malloc-posix for portability"), \
69 malloc (s))
70 #endif
71
72
73 #if @GNULIB_REALLOC_POSIX@
74 # if !@HAVE_REALLOC_POSIX@
75 # undef realloc
76 # define realloc rpl_realloc
77 extern void * realloc (void *ptr, size_t size);
78 # endif
79 #elif defined GNULIB_POSIXCHECK
80 # undef realloc
81 # define realloc(p,s) \
82 (GL_LINK_WARNING ("realloc is not POSIX compliant everywhere - " \
83 "use gnulib module realloc-posix for portability"), \
84 realloc (p, s))
85 #endif
86
87
88 #if @GNULIB_CALLOC_POSIX@
89 # if !@HAVE_CALLOC_POSIX@
90 # undef calloc
91 # define calloc rpl_calloc
92 extern void * calloc (size_t nmemb, size_t size);
93 # endif
94 #elif defined GNULIB_POSIXCHECK
95 # undef calloc
96 # define calloc(n,s) \
97 (GL_LINK_WARNING ("calloc is not POSIX compliant everywhere - " \
98 "use gnulib module calloc-posix for portability"), \
99 calloc (n, s))
100 #endif
101
102
103 #if @GNULIB_GETSUBOPT@
104 /* Assuming *OPTIONP is a comma separated list of elements of the form
105 "token" or "token=value", getsubopt parses the first of these elements.
106 If the first element refers to a "token" that is member of the given
107 NULL-terminated array of tokens:
108 - It replaces the comma with a NUL byte, updates *OPTIONP to point past
109 the first option and the comma, sets *VALUEP to the value of the
110 element (or NULL if it doesn't contain an "=" sign),
111 - It returns the index of the "token" in the given array of tokens.
112 Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined.
113 For more details see the POSIX:2001 specification.
114 http://www.opengroup.org/susv3xsh/getsubopt.html */
115 # if !@HAVE_GETSUBOPT@
116 extern int getsubopt (char **optionp, char *const *tokens, char **valuep);
117 # endif
118 #elif defined GNULIB_POSIXCHECK
119 # undef getsubopt
120 # define getsubopt(o,t,v) \
121 (GL_LINK_WARNING ("getsubopt is unportable - " \
122 "use gnulib module getsubopt for portability"), \
123 getsubopt (o, t, v))
124 #endif
125
126
127 #if @GNULIB_MKDTEMP@
128 # if !@HAVE_MKDTEMP@
129 /* Create a unique temporary directory from TEMPLATE.
130 The last six characters of TEMPLATE must be "XXXXXX";
131 they are replaced with a string that makes the directory name unique.
132 Returns TEMPLATE, or a null pointer if it cannot get a unique name.
133 The directory is created mode 700. */
134 extern char * mkdtemp (char * /*template*/);
135 # endif
136 #elif defined GNULIB_POSIXCHECK
137 # undef mkdtemp
138 # define mkdtemp(t) \
139 (GL_LINK_WARNING ("mkdtemp is unportable - " \
140 "use gnulib module mkdtemp for portability"), \
141 mkdtemp (t))
142 #endif
143
144
145 #if @GNULIB_MKSTEMP@
146 # if @REPLACE_MKSTEMP@
147 /* Create a unique temporary file from TEMPLATE.
148 The last six characters of TEMPLATE must be "XXXXXX";
149 they are replaced with a string that makes the file name unique.
150 The file is then created, ensuring it didn't exist before.
151 The file is created read-write (mask at least 0600 & ~umask), but it may be
152 world-readable and world-writable (mask 0666 & ~umask), depending on the
153 implementation.
154 Returns the open file descriptor if successful, otherwise -1 and errno
155 set. */
156 # define mkstemp rpl_mkstemp
157 extern int mkstemp (char * /*template*/);
158 # else
159 /* On MacOS X 10.3, only <unistd.h> declares mkstemp. */
160 # include <unistd.h>
161 # endif
162 #elif defined GNULIB_POSIXCHECK
163 # undef mkstemp
164 # define mkstemp(t) \
165 (GL_LINK_WARNING ("mkstemp is unportable - " \
166 "use gnulib module mkstemp for portability"), \
167 mkstemp (t))
168 #endif
169
170
171 #ifdef __cplusplus
172 }
173 #endif
174
175 #endif /* _GL_STDLIB_H */
176 #endif /* _GL_STDLIB_H */
177 #endif