2006-11-25 08:43:19 -07:00
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/* $Xorg: Xfuncproto.h,v 1.4 2001/02/09 02:03:22 xorgcvs Exp $ */
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/*
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*
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Copyright 1989, 1991, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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*
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*/
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/* $XFree86: xc/include/Xfuncproto.h,v 3.4 2001/12/14 19:53:25 dawes Exp $ */
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/* Definitions to make function prototypes manageable */
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#ifndef _XFUNCPROTO_H_
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#define _XFUNCPROTO_H_
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#ifndef NeedFunctionPrototypes
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#define NeedFunctionPrototypes 1
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#endif /* NeedFunctionPrototypes */
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#ifndef NeedVarargsPrototypes
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#define NeedVarargsPrototypes 1
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#endif /* NeedVarargsPrototypes */
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#if NeedFunctionPrototypes
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#ifndef NeedNestedPrototypes
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#define NeedNestedPrototypes 1
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#endif /* NeedNestedPrototypes */
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#ifndef _Xconst
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#define _Xconst const
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#endif /* _Xconst */
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/* Function prototype configuration (see configure for more info) */
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#ifndef NARROWPROTO
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#undef NARROWPROTO
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#endif
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#ifndef FUNCPROTO
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#undef FUNCPROTO
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#endif
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#ifndef NeedWidePrototypes
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#ifdef NARROWPROTO
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#define NeedWidePrototypes 0
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#else
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#define NeedWidePrototypes 1 /* default to make interropt. easier */
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#endif
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#endif /* NeedWidePrototypes */
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#endif /* NeedFunctionPrototypes */
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#ifndef _XFUNCPROTOBEGIN
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#if defined(__cplusplus) || defined(c_plusplus) /* for C++ V2.0 */
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#define _XFUNCPROTOBEGIN extern "C" { /* do not leave open across includes */
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#define _XFUNCPROTOEND }
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#else
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#define _XFUNCPROTOBEGIN
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#define _XFUNCPROTOEND
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#endif
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#endif /* _XFUNCPROTOBEGIN */
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#if defined(__GNUC__) && (__GNUC__ >= 4)
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# define _X_SENTINEL(x) __attribute__ ((__sentinel__(x)))
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# define _X_ATTRIBUTE_PRINTF(x,y) __attribute__((__format__(__printf__,x,y)))
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#else
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# define _X_SENTINEL(x)
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# define _X_ATTRIBUTE_PRINTF(x,y)
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#endif /* GNUC >= 4 */
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2008-09-14 01:31:43 -06:00
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#if defined(__GNUC__) && (__GNUC__ >= 4)
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2006-11-25 08:43:19 -07:00
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# define _X_EXPORT __attribute__((visibility("default")))
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# define _X_HIDDEN __attribute__((visibility("hidden")))
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# define _X_INTERNAL __attribute__((visibility("internal")))
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#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
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# define _X_EXPORT __global
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# define _X_HIDDEN __hidden
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# define _X_INTERNAL __hidden
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2008-09-14 01:31:43 -06:00
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#else /* not gcc >= 4 and not Sun Studio >= 8 */
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# define _X_EXPORT
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# define _X_HIDDEN
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# define _X_INTERNAL
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#endif /* GNUC >= 4 */
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#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 303)
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# define _X_LIKELY(x) __builtin_expect(!!(x), 1)
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# define _X_UNLIKELY(x) __builtin_expect(!!(x), 0)
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# define _X_INLINE inline
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#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
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2006-11-26 05:50:19 -07:00
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# define _X_LIKELY(x) (x)
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# define _X_UNLIKELY(x) (x)
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# define _X_INLINE inline
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2006-11-25 08:43:19 -07:00
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#else /* not gcc >= 3.3 and not Sun Studio >= 8 */
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2006-11-26 05:50:19 -07:00
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# define _X_LIKELY(x) (x)
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# define _X_UNLIKELY(x) (x)
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# define _X_INLINE
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2006-11-25 08:43:19 -07:00
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#endif
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#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 301)
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# define _X_DEPRECATED __attribute__((deprecated))
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#else /* not gcc >= 3.1 */
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# define _X_DEPRECATED
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#endif
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#endif /* _XFUNCPROTO_H_ */
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