1 /*
2  * Copyright (C) 2005 Apple Computer, Inc.
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Library General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Library General Public License for more details.
13  *
14  * You should have received a copy of the GNU Library General Public License
15  * along with this library; see the file COPYING.LIB.  If not, write to
16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  *
19  */
20 
21 #include "config.h"
22 
23 #ifdef SKIP_STATIC_CONSTRUCTORS_ON_GCC
24 #define CSS_MEDIAQUERY_NAMES_HIDE_GLOBALS 1
25 #endif
26 
27 #include "MediaFeatureNames.h"
28 #include <wtf/StaticConstructors.h>
29 
30 namespace WebCore {
31 namespace MediaFeatureNames {
32 
33 #define DEFINE_MEDIAFEATURE_GLOBAL(name, str) \
34     DEFINE_GLOBAL(AtomicString, name##MediaFeature, str)
CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(DEFINE_MEDIAFEATURE_GLOBAL)35 CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(DEFINE_MEDIAFEATURE_GLOBAL)
36 #undef DEFINE_MEDIAFEATURE_GLOBAL
37 
38 void init()
39 {
40     static bool initialized;
41     if (!initialized) {
42        // Use placement new to initialize the globals.
43 
44         AtomicString::init();
45         #define INITIALIZE_GLOBAL(name, str) new ((void*)&name##MediaFeature) AtomicString(str);
46         CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(INITIALIZE_GLOBAL)
47         #undef INITIALIZE_GLOBAL
48         initialized = true;
49     }
50 }
51 
52 } // namespace MediaFeatureNames
53 } // namespace WebCore
54