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This change always defines the restrict keyword if a non-C99 C compiler is used. In the case of GCC >= 4 it will be defined to __restrict__, in all other cases to nothing. This allows to use the restrict keyword unconditionally.
54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_MACROS_H__
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#define __GST_MACROS_H__
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G_BEGIN_DECLS
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#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
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# define GST_GNUC_CONSTRUCTOR \
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__attribute__ ((constructor))
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#else /* !__GNUC__ */
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# define GST_GNUC_CONSTRUCTOR
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#endif /* !__GNUC__ */
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#if defined (__GNUC__) && !defined (GST_IMPLEMENT_INLINES)
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# define GST_INLINE_FUNC extern __inline__
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# define GST_CAN_INLINE 1
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#elif defined(_MSC_VER)
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# define GST_INLINE_FUNC extern __inline
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# define GST_CAN_INLINE 1
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#else
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# define GST_INLINE_FUNC extern
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# undef GST_CAN_INLINE
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#endif
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#if (!defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L) && !defined(restrict)
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# if defined(__GNUC__) && __GNUC__ >= 4
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# define restrict __restrict__
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# else
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# define restrict
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# endif
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#endif
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G_END_DECLS
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#endif /* __GST_MACROS_H__ */
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