/* * 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 the author(s) not be used in * advertising or publicity pertaining to distribution of the software without * specific, written prior permission. The authors make 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, int); \ switch (__v__.type) { \ case FcTypeUnknown: \ 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; \ case FcTypeRange: \ __v__.u.r = va_arg (va, const FcRange *); \ 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_ */