summaryrefslogtreecommitdiffstats
path: root/gl/stdlib.in.h
diff options
context:
space:
mode:
Diffstat (limited to 'gl/stdlib.in.h')
-rw-r--r--gl/stdlib.in.h208
1 files changed, 208 insertions, 0 deletions
diff --git a/gl/stdlib.in.h b/gl/stdlib.in.h
new file mode 100644
index 0000000..100ff52
--- /dev/null
+++ b/gl/stdlib.in.h
@@ -0,0 +1,208 @@
1/* A GNU-like <stdlib.h>.
2
3 Copyright (C) 1995, 2001-2004, 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 3 of the License, or
8 (at your option) 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, see <http://www.gnu.org/licenses/>. */
17
18#if defined __need_malloc_and_calloc
19/* Special invocation convention inside glibc header files. */
20
21#@INCLUDE_NEXT@ @NEXT_STDLIB_H@
22
23#else
24/* Normal invocation convention. */
25
26#ifndef _GL_STDLIB_H
27
28/* The include_next requires a split double-inclusion guard. */
29#@INCLUDE_NEXT@ @NEXT_STDLIB_H@
30
31#ifndef _GL_STDLIB_H
32#define _GL_STDLIB_H
33
34
35/* The definition of GL_LINK_WARNING is copied here. */
36
37
38/* Some systems do not define EXIT_*, despite otherwise supporting C89. */
39#ifndef EXIT_SUCCESS
40# define EXIT_SUCCESS 0
41#endif
42/* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere
43 with proper operation of xargs. */
44#ifndef EXIT_FAILURE
45# define EXIT_FAILURE 1
46#elif EXIT_FAILURE != 1
47# undef EXIT_FAILURE
48# define EXIT_FAILURE 1
49#endif
50
51
52#ifdef __cplusplus
53extern "C" {
54#endif
55
56
57#if @GNULIB_MALLOC_POSIX@
58# if !@HAVE_MALLOC_POSIX@
59# undef malloc
60# define malloc rpl_malloc
61extern void * malloc (size_t size);
62# endif
63#elif defined GNULIB_POSIXCHECK
64# undef malloc
65# define malloc(s) \
66 (GL_LINK_WARNING ("malloc is not POSIX compliant everywhere - " \
67 "use gnulib module malloc-posix for portability"), \
68 malloc (s))
69#endif
70
71
72#if @GNULIB_REALLOC_POSIX@
73# if !@HAVE_REALLOC_POSIX@
74# undef realloc
75# define realloc rpl_realloc
76extern void * realloc (void *ptr, size_t size);
77# endif
78#elif defined GNULIB_POSIXCHECK
79# undef realloc
80# define realloc(p,s) \
81 (GL_LINK_WARNING ("realloc is not POSIX compliant everywhere - " \
82 "use gnulib module realloc-posix for portability"), \
83 realloc (p, s))
84#endif
85
86
87#if @GNULIB_CALLOC_POSIX@
88# if !@HAVE_CALLOC_POSIX@
89# undef calloc
90# define calloc rpl_calloc
91extern void * calloc (size_t nmemb, size_t size);
92# endif
93#elif defined GNULIB_POSIXCHECK
94# undef calloc
95# define calloc(n,s) \
96 (GL_LINK_WARNING ("calloc is not POSIX compliant everywhere - " \
97 "use gnulib module calloc-posix for portability"), \
98 calloc (n, s))
99#endif
100
101
102#if @GNULIB_GETSUBOPT@
103/* Assuming *OPTIONP is a comma separated list of elements of the form
104 "token" or "token=value", getsubopt parses the first of these elements.
105 If the first element refers to a "token" that is member of the given
106 NULL-terminated array of tokens:
107 - It replaces the comma with a NUL byte, updates *OPTIONP to point past
108 the first option and the comma, sets *VALUEP to the value of the
109 element (or NULL if it doesn't contain an "=" sign),
110 - It returns the index of the "token" in the given array of tokens.
111 Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined.
112 For more details see the POSIX:2001 specification.
113 http://www.opengroup.org/susv3xsh/getsubopt.html */
114# if !@HAVE_GETSUBOPT@
115extern int getsubopt (char **optionp, char *const *tokens, char **valuep);
116# endif
117#elif defined GNULIB_POSIXCHECK
118# undef getsubopt
119# define getsubopt(o,t,v) \
120 (GL_LINK_WARNING ("getsubopt is unportable - " \
121 "use gnulib module getsubopt for portability"), \
122 getsubopt (o, t, v))
123#endif
124
125
126#if @GNULIB_MKDTEMP@
127# if !@HAVE_MKDTEMP@
128/* Create a unique temporary directory from TEMPLATE.
129 The last six characters of TEMPLATE must be "XXXXXX";
130 they are replaced with a string that makes the directory name unique.
131 Returns TEMPLATE, or a null pointer if it cannot get a unique name.
132 The directory is created mode 700. */
133extern char * mkdtemp (char * /*template*/);
134# endif
135#elif defined GNULIB_POSIXCHECK
136# undef mkdtemp
137# define mkdtemp(t) \
138 (GL_LINK_WARNING ("mkdtemp is unportable - " \
139 "use gnulib module mkdtemp for portability"), \
140 mkdtemp (t))
141#endif
142
143
144#if @GNULIB_MKSTEMP@
145# if @REPLACE_MKSTEMP@
146/* Create a unique temporary file from TEMPLATE.
147 The last six characters of TEMPLATE must be "XXXXXX";
148 they are replaced with a string that makes the file name unique.
149 The file is then created, ensuring it didn't exist before.
150 The file is created read-write (mask at least 0600 & ~umask), but it may be
151 world-readable and world-writable (mask 0666 & ~umask), depending on the
152 implementation.
153 Returns the open file descriptor if successful, otherwise -1 and errno
154 set. */
155# define mkstemp rpl_mkstemp
156extern int mkstemp (char * /*template*/);
157# else
158/* On MacOS X 10.3, only <unistd.h> declares mkstemp. */
159# include <unistd.h>
160# endif
161#elif defined GNULIB_POSIXCHECK
162# undef mkstemp
163# define mkstemp(t) \
164 (GL_LINK_WARNING ("mkstemp is unportable - " \
165 "use gnulib module mkstemp for portability"), \
166 mkstemp (t))
167#endif
168
169
170#if @GNULIB_PUTENV@
171# if @REPLACE_PUTENV@
172# undef putenv
173# define putenv rpl_putenv
174extern int putenv (char *string);
175# endif
176#endif
177
178
179#if @GNULIB_SETENV@
180# if !@HAVE_SETENV@
181/* Set NAME to VALUE in the environment.
182 If REPLACE is nonzero, overwrite an existing value. */
183extern int setenv (const char *name, const char *value, int replace);
184# endif
185#endif
186
187
188#if @GNULIB_UNSETENV@
189# if @HAVE_UNSETENV@
190# if @VOID_UNSETENV@
191/* On some systems, unsetenv() returns void.
192 This is the case for MacOS X 10.3, FreeBSD 4.8, NetBSD 1.6, OpenBSD 3.4. */
193# define unsetenv(name) ((unsetenv)(name), 0)
194# endif
195# else
196/* Remove the variable NAME from the environment. */
197extern int unsetenv (const char *name);
198# endif
199#endif
200
201
202#ifdef __cplusplus
203}
204#endif
205
206#endif /* _GL_STDLIB_H */
207#endif /* _GL_STDLIB_H */
208#endif