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comparison lib/stddef.in.h @ 398:7987ee447833 3.0-beta1

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Added generated files for release
author lost@l-w.ca
date Fri, 23 Jul 2010 17:18:52 -0600
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397:09fe7c40a082 398:7987ee447833
1 /* A substitute for POSIX 2008 <stddef.h>, for platforms that have issues.
2
3 Copyright (C) 2009, 2010 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, 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 /* Written by Eric Blake. */
20
21 /*
22 * POSIX 2008 <stddef.h> for platforms that have issues.
23 * <http://www.opengroup.org/susv3xbd/stddef.h.html>
24 */
25
26 #if __GNUC__ >= 3
27 @PRAGMA_SYSTEM_HEADER@
28 #endif
29
30 #if defined __need_wchar_t || defined __need_size_t \
31 || defined __need_ptrdiff_t || defined __need_NULL \
32 || defined __need_wint_t
33 /* Special invocation convention inside gcc header files. In
34 particular, gcc provides a version of <stddef.h> that blindly
35 redefines NULL even when __need_wint_t was defined, even though
36 wint_t is not normally provided by <stddef.h>. Hence, we must
37 remember if special invocation has ever been used to obtain wint_t,
38 in which case we need to clean up NULL yet again. */
39
40 # if !(defined _GL_STDDEF_H && defined _GL_STDDEF_WINT_T)
41 # ifdef __need_wint_t
42 # undef _GL_STDDEF_H
43 # define _GL_STDDEF_WINT_T
44 # endif
45 # @INCLUDE_NEXT@ @NEXT_STDDEF_H@
46 # endif
47
48 #else
49 /* Normal invocation convention. */
50
51 # ifndef _GL_STDDEF_H
52
53 /* The include_next requires a split double-inclusion guard. */
54
55 # @INCLUDE_NEXT@ @NEXT_STDDEF_H@
56
57 # ifndef _GL_STDDEF_H
58 # define _GL_STDDEF_H
59
60 /* On NetBSD 5.0, the definition of NULL lacks proper parentheses. */
61 #if @REPLACE_NULL@
62 # undef NULL
63 # ifdef __cplusplus
64 /* ISO C++ says that the macro NULL must expand to an integer constant
65 expression, hence '((void *) 0)' is not allowed in C++. */
66 # if __GNUG__ >= 3
67 /* GNU C++ has a __null macro that behaves like an integer ('int' or
68 'long') but has the same size as a pointer. Use that, to avoid
69 warnings. */
70 # define NULL __null
71 # else
72 # define NULL 0L
73 # endif
74 # else
75 # define NULL ((void *) 0)
76 # endif
77 #endif
78
79 /* Some platforms lack wchar_t. */
80 #if !@HAVE_WCHAR_T@
81 # define wchar_t int
82 #endif
83
84 # endif /* _GL_STDDEF_H */
85 # endif /* _GL_STDDEF_H */
86 #endif /* __need_XXX */