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)

    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