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1 /*
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2 * fontconfig/fontconfig/fcprivate.h
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3 *
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4 * Copyright © 2001 Keith Packard
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5 *
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6 * Permission to use, copy, modify, distribute, and sell this software and its
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7 * documentation for any purpose is hereby granted without fee, provided that
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8 * the above copyright notice appear in all copies and that both that
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9 * copyright notice and this permission notice appear in supporting
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10 * documentation, and that the name of the author(s) not be used in
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11 * advertising or publicity pertaining to distribution of the software without
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12 * specific, written prior permission. The authors make no
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13 * representations about the suitability of this software for any purpose. It
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14 * is provided "as is" without express or implied warranty.
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15 *
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16 * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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17 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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18 * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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19 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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20 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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21 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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22 * PERFORMANCE OF THIS SOFTWARE.
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23 */
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24
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25 #ifndef _FCPRIVATE_H_
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26 #define _FCPRIVATE_H_
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27
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28 /*
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29 * I tried this with functions that took va_list* arguments
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30 * but portability concerns made me change these functions
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31 * into macros (sigh).
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32 */
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33
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34 #define FcPatternVapBuild(result, orig, va) \
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35 { \
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36 FcPattern *__p__ = (orig); \
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37 const char *__o__; \
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38 FcValue __v__; \
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39 \
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40 if (!__p__) \
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41 { \
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42 __p__ = FcPatternCreate (); \
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43 if (!__p__) \
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44 goto _FcPatternVapBuild_bail0; \
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45 } \
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46 for (;;) \
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47 { \
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48 __o__ = va_arg (va, const char *); \
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49 if (!__o__) \
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50 break; \
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51 __v__.type = va_arg (va, int); \
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52 switch (__v__.type) { \
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53 case FcTypeUnknown: \
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54 case FcTypeVoid: \
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55 goto _FcPatternVapBuild_bail1; \
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56 case FcTypeInteger: \
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57 __v__.u.i = va_arg (va, int); \
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58 break; \
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59 case FcTypeDouble: \
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60 __v__.u.d = va_arg (va, double); \
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61 break; \
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62 case FcTypeString: \
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63 __v__.u.s = va_arg (va, const FcChar8 *); \
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64 break; \
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65 case FcTypeBool: \
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66 __v__.u.b = va_arg (va, FcBool); \
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67 break; \
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68 case FcTypeMatrix: \
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69 __v__.u.m = va_arg (va, const FcMatrix *); \
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70 break; \
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71 case FcTypeCharSet: \
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72 __v__.u.c = va_arg (va, const FcCharSet *); \
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73 break; \
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74 case FcTypeFTFace: \
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75 __v__.u.f = va_arg (va, FT_Face); \
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76 break; \
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77 case FcTypeLangSet: \
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78 __v__.u.l = va_arg (va, const FcLangSet *); \
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79 break; \
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80 case FcTypeRange: \
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81 __v__.u.r = va_arg (va, const FcRange *); \
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82 break; \
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83 } \
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84 if (!FcPatternAdd (__p__, __o__, __v__, FcTrue)) \
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85 goto _FcPatternVapBuild_bail1; \
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86 } \
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87 result = __p__; \
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88 goto _FcPatternVapBuild_return; \
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89 \
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90 _FcPatternVapBuild_bail1: \
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91 if (!orig) \
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92 FcPatternDestroy (__p__); \
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93 _FcPatternVapBuild_bail0: \
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94 result = (void*)0; \
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95 \
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96 _FcPatternVapBuild_return: \
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97 ; \
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98 }
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99
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100
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101 #define FcObjectSetVapBuild(__ret__, __first__, __va__) \
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102 { \
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103 FcObjectSet *__os__; \
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104 const char *__ob__; \
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105 \
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106 __ret__ = 0; \
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107 __os__ = FcObjectSetCreate (); \
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108 if (!__os__) \
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109 goto _FcObjectSetVapBuild_bail0; \
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110 __ob__ = __first__; \
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111 while (__ob__) \
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112 { \
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113 if (!FcObjectSetAdd (__os__, __ob__)) \
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114 goto _FcObjectSetVapBuild_bail1; \
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115 __ob__ = va_arg (__va__, const char *); \
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116 } \
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117 __ret__ = __os__; \
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118 \
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119 _FcObjectSetVapBuild_bail1: \
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120 if (!__ret__ && __os__) \
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121 FcObjectSetDestroy (__os__); \
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122 _FcObjectSetVapBuild_bail0: \
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123 ; \
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124 }
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125
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126 #ifndef FC_ATTRIBUTE_VISIBILITY_HIDDEN
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127 #define FC_ATTRIBUTE_VISIBILITY_HIDDEN __attribute((visibility("hidden")))
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128 #endif
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129
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130 #ifndef FC_ATTRIBUTE_VISIBILITY_EXPORT
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131 #define FC_ATTRIBUTE_VISIBILITY_EXPORT __attribute((visibility("default")))
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132 #endif
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133
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134 #endif /* _FCPRIVATE_H_ */
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