| 1 | /* gdkversionmacros.h - version boundaries checks |
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| 2 | * Copyright (C) 2012 Red Hat, Inc. |
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| 3 | * |
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| 4 | * This library is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU Lesser General Public |
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| 6 | * License as published by the Free Software Foundation; either |
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| 7 | * version 2 of the License, or (at your option) any later version. |
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| 8 | * |
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| 9 | * This library is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.▸ See the GNU |
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| 12 | * Lesser General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU Lesser General Public |
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| 15 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
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| 16 | */ |
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| 17 | |
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| 18 | #if !defined (__GDK_H_INSIDE__) && !defined (__GTK_CSS_H_INSIDE__) && !defined (GTK_COMPILATION) && !defined (GTK_CSS_COMPILATION) |
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| 19 | #error "Only <gdk/gdk.h> can be included directly." |
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| 20 | #endif |
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| 21 | |
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| 22 | #ifndef __GDK_VERSION_MACROS_H__ |
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| 23 | #define __GDK_VERSION_MACROS_H__ |
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| 24 | |
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| 25 | #include <glib.h> |
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| 26 | |
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| 27 | /** |
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| 28 | * GDK_MAJOR_VERSION: |
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| 29 | * |
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| 30 | * The major version component of the library's version, e.g. "1" for "1.2.3". |
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| 31 | */ |
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| 32 | #define GDK_MAJOR_VERSION (4) |
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| 33 | |
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| 34 | /** |
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| 35 | * GDK_MINOR_VERSION: |
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| 36 | * |
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| 37 | * The minor version component of the library's version, e.g. "2" for "1.2.3". |
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| 38 | */ |
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| 39 | #define GDK_MINOR_VERSION (6) |
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| 40 | |
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| 41 | /** |
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| 42 | * GDK_MICRO_VERSION: |
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| 43 | * |
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| 44 | * The micro version component of the library's version, e.g. "3" for "1.2.3". |
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| 45 | */ |
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| 46 | #define GDK_MICRO_VERSION (7) |
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| 47 | |
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| 48 | #ifndef _GDK_EXTERN |
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| 49 | #define _GDK_EXTERN extern |
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| 50 | #endif |
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| 51 | |
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| 52 | /** |
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| 53 | * GDK_DISABLE_DEPRECATION_WARNINGS: |
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| 54 | * |
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| 55 | * A macro that should be defined before including the `gdk.h` header. |
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| 56 | * |
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| 57 | * If this symbol is defined, no compiler warnings will be produced for |
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| 58 | * uses of deprecated GDK and GTK APIs. |
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| 59 | */ |
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| 60 | |
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| 61 | #ifdef GDK_DISABLE_DEPRECATION_WARNINGS |
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| 62 | #define GDK_DEPRECATED _GDK_EXTERN |
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| 63 | #define GDK_DEPRECATED_FOR(f) _GDK_EXTERN |
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| 64 | #define GDK_UNAVAILABLE(maj,min) _GDK_EXTERN |
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| 65 | #else |
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| 66 | #define GDK_DEPRECATED G_DEPRECATED _GDK_EXTERN |
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| 67 | #define GDK_DEPRECATED_FOR(f) G_DEPRECATED_FOR(f) _GDK_EXTERN |
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| 68 | #define GDK_UNAVAILABLE(maj,min) G_UNAVAILABLE(maj,min) _GDK_EXTERN |
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| 69 | #endif |
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| 70 | |
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| 71 | /* XXX: Every new stable minor release bump should add a macro here */ |
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| 72 | |
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| 73 | /** |
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| 74 | * GDK_VERSION_4_0: |
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| 75 | * |
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| 76 | * A macro that evaluates to the 4.0 version of GDK, in a format |
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| 77 | * that can be used by the C pre-processor. |
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| 78 | */ |
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| 79 | #define GDK_VERSION_4_0 (G_ENCODE_VERSION (4, 0)) |
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| 80 | |
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| 81 | /** |
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| 82 | * GDK_VERSION_4_2: |
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| 83 | * |
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| 84 | * A macro that evaluates to the 4.2 version of GDK, in a format |
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| 85 | * that can be used by the C pre-processor. |
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| 86 | * |
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| 87 | * Since: 4.2 |
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| 88 | */ |
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| 89 | #define GDK_VERSION_4_2 (G_ENCODE_VERSION (4, 2)) |
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| 90 | |
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| 91 | /** |
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| 92 | * GDK_VERSION_4_4: |
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| 93 | * |
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| 94 | * A macro that evaluates to the 4.4 version of GDK, in a format |
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| 95 | * that can be used by the C pre-processor. |
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| 96 | * |
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| 97 | * Since: 4.4 |
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| 98 | */ |
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| 99 | #define GDK_VERSION_4_4 (G_ENCODE_VERSION (4, 4)) |
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| 100 | |
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| 101 | /** |
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| 102 | * GDK_VERSION_4_6: |
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| 103 | * |
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| 104 | * A macro that evaluates to the 4.6 version of GDK, in a format |
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| 105 | * that can be used by the C pre-processor. |
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| 106 | * |
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| 107 | * Since: 4.6 |
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| 108 | */ |
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| 109 | #define GDK_VERSION_4_6 (G_ENCODE_VERSION (4, 6)) |
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| 110 | |
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| 111 | |
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| 112 | /* evaluates to the current stable version; for development cycles, |
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| 113 | * this means the next stable target, with a hard backstop to the |
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| 114 | * beginning of the stable series |
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| 115 | */ |
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| 116 | #if GDK_MAJOR_VERSION >= 4 && (GDK_MINOR_VERSION % 2) |
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| 117 | # define GDK_VERSION_CUR_STABLE (G_ENCODE_VERSION (GDK_MAJOR_VERSION, GDK_MINOR_VERSION + 1)) |
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| 118 | #elif G_ENCODE_VERSION (GDK_MAJOR_VERSION, GDK_MINOR_VERSION) > GDK_VERSION_4_0 |
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| 119 | # define GDK_VERSION_CUR_STABLE (G_ENCODE_VERSION (GDK_MAJOR_VERSION, GDK_MINOR_VERSION)) |
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| 120 | #else |
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| 121 | # define GDK_VERSION_CUR_STABLE GDK_VERSION_4_0 |
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| 122 | #endif |
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| 123 | |
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| 124 | /* evaluates to the previous stable version, with a hard backstop |
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| 125 | * to the beginning of the stable series |
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| 126 | */ |
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| 127 | #if GDK_MAJOR_VERSION >= 4 && (GDK_MINOR_VERSION % 2) |
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| 128 | # define GDK_VERSION_PREV_STABLE (G_ENCODE_VERSION (GDK_MAJOR_VERSION, GDK_MINOR_VERSION - 1)) |
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| 129 | #elif GDK_MAJOR_VERSION >= 4 && GDK_MINOR_VERSION > 2 |
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| 130 | # define GDK_VERSION_PREV_STABLE (G_ENCODE_VERSION (GDK_MAJOR_VERSION, GDK_MINOR_VERSION - 2)) |
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| 131 | #else |
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| 132 | # define GDK_VERSION_PREV_STABLE GDK_VERSION_4_0 |
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| 133 | #endif |
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| 134 | |
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| 135 | /** |
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| 136 | * GDK_VERSION_MIN_REQUIRED: |
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| 137 | * |
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| 138 | * A macro that should be defined by the user prior to including |
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| 139 | * the `gdk.h` header. |
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| 140 | * |
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| 141 | * The definition should be one of the predefined GDK version |
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| 142 | * macros: %GDK_VERSION_4_0, %GDK_VERSION_4_2,... |
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| 143 | * |
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| 144 | * This macro defines the lower bound for the GDK API to use. |
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| 145 | * |
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| 146 | * If a function has been deprecated in a newer version of GDK, |
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| 147 | * it is possible to use this symbol to avoid the compiler warnings |
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| 148 | * without disabling warning for every deprecated function. |
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| 149 | */ |
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| 150 | #ifndef GDK_VERSION_MIN_REQUIRED |
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| 151 | # define GDK_VERSION_MIN_REQUIRED (GDK_VERSION_CUR_STABLE) |
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| 152 | #endif |
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| 153 | |
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| 154 | /** |
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| 155 | * GDK_VERSION_MAX_ALLOWED: |
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| 156 | * |
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| 157 | * A macro that should be defined by the user prior to including |
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| 158 | * the `gdk.h` header. |
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| 159 | * |
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| 160 | * The definition should be one of the predefined GDK version |
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| 161 | * macros: %GDK_VERSION_4_0, %GDK_VERSION_4_2,... |
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| 162 | * |
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| 163 | * This macro defines the upper bound for the GDK API to use. |
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| 164 | * |
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| 165 | * If a function has been introduced in a newer version of GDK, |
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| 166 | * it is possible to use this symbol to get compiler warnings when |
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| 167 | * trying to use that function. |
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| 168 | */ |
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| 169 | #ifndef GDK_VERSION_MAX_ALLOWED |
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| 170 | # if GDK_VERSION_MIN_REQUIRED > GDK_VERSION_PREV_STABLE |
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| 171 | # define GDK_VERSION_MAX_ALLOWED GDK_VERSION_MIN_REQUIRED |
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| 172 | # else |
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| 173 | # define GDK_VERSION_MAX_ALLOWED GDK_VERSION_CUR_STABLE |
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| 174 | # endif |
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| 175 | #endif |
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| 176 | |
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| 177 | /* sanity checks */ |
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| 178 | #if GDK_VERSION_MAX_ALLOWED < GDK_VERSION_MIN_REQUIRED |
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| 179 | # error "GDK_VERSION_MAX_ALLOWED must be >= GDK_VERSION_MIN_REQUIRED" |
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| 180 | #endif |
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| 181 | #if GDK_VERSION_MIN_REQUIRED < GDK_VERSION_4_0 |
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| 182 | # error "GDK_VERSION_MIN_REQUIRED must be >= GDK_VERSION_4_0" |
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| 183 | #endif |
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| 184 | |
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| 185 | #define GDK_AVAILABLE_IN_ALL _GDK_EXTERN |
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| 186 | |
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| 187 | /* XXX: Every new stable minor release should add a set of macros here */ |
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| 188 | |
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| 189 | /* This is not really necessary for 4.0, since there can't be an |
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| 190 | * earlier version, and there are no deprecated symbols. We just |
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| 191 | * include it for completeness, and because it's easier to copy |
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| 192 | * this stanza every time a new development cycle starts. |
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| 193 | */ |
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| 194 | #if GDK_VERSION_MAX_ALLOWED < GDK_VERSION_4_0 |
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| 195 | # define GDK_AVAILABLE_IN_4_0 GDK_UNAVAILABLE(4, 0) |
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| 196 | #else |
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| 197 | # define GDK_AVAILABLE_IN_4_0 _GDK_EXTERN |
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| 198 | #endif |
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| 199 | |
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| 200 | #if GDK_VERSION_MIN_REQUIRED >= GDK_VERSION_4_0 |
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| 201 | # define GDK_DEPRECATED_IN_4_0 GDK_DEPRECATED |
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| 202 | # define GDK_DEPRECATED_IN_4_0_FOR(f) GDK_DEPRECATED_FOR(f) |
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| 203 | #else |
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| 204 | # define GDK_DEPRECATED_IN_4_0 _GDK_EXTERN |
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| 205 | # define GDK_DEPRECATED_IN_4_0_FOR(f) _GDK_EXTERN |
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| 206 | #endif |
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| 207 | |
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| 208 | |
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| 209 | #if GDK_VERSION_MAX_ALLOWED < GDK_VERSION_4_2 |
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| 210 | # define GDK_AVAILABLE_IN_4_2 GDK_UNAVAILABLE(4, 2) |
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| 211 | #else |
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| 212 | # define GDK_AVAILABLE_IN_4_2 _GDK_EXTERN |
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| 213 | #endif |
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| 214 | |
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| 215 | #if GDK_VERSION_MIN_REQUIRED >= GDK_VERSION_4_2 |
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| 216 | # define GDK_DEPRECATED_IN_4_2 GDK_DEPRECATED |
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| 217 | # define GDK_DEPRECATED_IN_4_2_FOR(f) GDK_DEPRECATED_FOR(f) |
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| 218 | #else |
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| 219 | # define GDK_DEPRECATED_IN_4_2 _GDK_EXTERN |
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| 220 | # define GDK_DEPRECATED_IN_4_2_FOR(f) _GDK_EXTERN |
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| 221 | #endif |
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| 222 | |
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| 223 | |
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| 224 | #if GDK_VERSION_MAX_ALLOWED < GDK_VERSION_4_4 |
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| 225 | # define GDK_AVAILABLE_IN_4_4 GDK_UNAVAILABLE(4, 4) |
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| 226 | #else |
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| 227 | # define GDK_AVAILABLE_IN_4_4 _GDK_EXTERN |
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| 228 | #endif |
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| 229 | |
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| 230 | #if GDK_VERSION_MIN_REQUIRED >= GDK_VERSION_4_4 |
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| 231 | # define GDK_DEPRECATED_IN_4_4 GDK_DEPRECATED |
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| 232 | # define GDK_DEPRECATED_IN_4_4_FOR(f) GDK_DEPRECATED_FOR(f) |
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| 233 | #else |
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| 234 | # define GDK_DEPRECATED_IN_4_4 _GDK_EXTERN |
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| 235 | # define GDK_DEPRECATED_IN_4_4_FOR(f) _GDK_EXTERN |
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| 236 | #endif |
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| 237 | |
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| 238 | #if GDK_VERSION_MAX_ALLOWED < GDK_VERSION_4_6 |
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| 239 | # define GDK_AVAILABLE_IN_4_6 GDK_UNAVAILABLE(4, 6) |
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| 240 | #else |
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| 241 | # define GDK_AVAILABLE_IN_4_6 _GDK_EXTERN |
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| 242 | #endif |
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| 243 | |
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| 244 | #if GDK_VERSION_MIN_REQUIRED >= GDK_VERSION_4_6 |
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| 245 | # define GDK_DEPRECATED_IN_4_6 GDK_DEPRECATED |
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| 246 | # define GDK_DEPRECATED_IN_4_6_FOR(f) GDK_DEPRECATED_FOR(f) |
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| 247 | #else |
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| 248 | # define GDK_DEPRECATED_IN_4_6 _GDK_EXTERN |
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| 249 | # define GDK_DEPRECATED_IN_4_6_FOR(f) _GDK_EXTERN |
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| 250 | #endif |
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| 251 | |
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| 252 | #endif /* __GDK_VERSION_MACROS_H__ */ |
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| 253 | |
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