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/*
* fontconfig/fontconfig/fcprivate.h
*
* Copyright © 2001 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _FCPRIVATE_H_
#define _FCPRIVATE_H_
/*
* I tried this with functions that took va_list* arguments
* but portability concerns made me change these functions
* into macros (sigh).
*/
#define FcPatternVapBuild(result, orig, va) \
{ \
FcPattern *__p__ = (orig); \
const char *__o__; \
FcValue __v__; \
\
if (!__p__) \
{ \
__p__ = FcPatternCreate (); \
if (!__p__) \
goto _FcPatternVapBuild_bail0; \
} \
for (;;) \
{ \
__o__ = va_arg (va, const char *); \
if (!__o__) \
break; \
__v__.type = va_arg (va, FcType); \
switch (__v__.type) { \
case FcTypeVoid: \
goto _FcPatternVapBuild_bail1; \
case FcTypeInteger: \
__v__.u.i = va_arg (va, int); \
break; \
case FcTypeDouble: \
__v__.u.d = va_arg (va, double); \
break; \
case FcTypeString: \
__v__.u.s = va_arg (va, const FcChar8 *); \
break; \
case FcTypeBool: \
__v__.u.b = va_arg (va, FcBool); \
break; \
case FcTypeMatrix: \
__v__.u.m = va_arg (va, const FcMatrix *); \
break; \
case FcTypeCharSet: \
__v__.u.c = va_arg (va, const FcCharSet *); \
break; \
case FcTypeFTFace: \
__v__.u.f = va_arg (va, FT_Face); \
break; \
case FcTypeLangSet: \
__v__.u.l = va_arg (va, const FcLangSet *); \
break; \
} \
if (!FcPatternAdd (__p__, __o__, __v__, FcTrue)) \
goto _FcPatternVapBuild_bail1; \
} \
result = __p__; \
goto _FcPatternVapBuild_return; \
\
_FcPatternVapBuild_bail1: \
if (!orig) \
FcPatternDestroy (__p__); \
_FcPatternVapBuild_bail0: \
result = (void*)0; \
\
_FcPatternVapBuild_return: \
; \
}
#define FcObjectSetVapBuild(__ret__, __first__, __va__) \
{ \
FcObjectSet *__os__; \
const char *__ob__; \
\
__ret__ = 0; \
__os__ = FcObjectSetCreate (); \
if (!__os__) \
goto _FcObjectSetVapBuild_bail0; \
__ob__ = __first__; \
while (__ob__) \
{ \
if (!FcObjectSetAdd (__os__, __ob__)) \
goto _FcObjectSetVapBuild_bail1; \
__ob__ = va_arg (__va__, const char *); \
} \
__ret__ = __os__; \
\
_FcObjectSetVapBuild_bail1: \
if (!__ret__ && __os__) \
FcObjectSetDestroy (__os__); \
_FcObjectSetVapBuild_bail0: \
; \
}
#endif /* _FCPRIVATE_H_ */
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