File indexing completed on 2024-12-15 04:02:45

0001 /*
0002  * SPDX-FileCopyrightText: 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
0003  *
0004  * This file is part of the KGantt library.
0005  *
0006  * SPDX-License-Identifier: GPL-2.0-or-later
0007  */
0008 
0009 #ifndef __ASCSHARED_UTIL_LIBUTIL_H__
0010 #define __ASCSHARED_UTIL_LIBUTIL_H__
0011 
0012 // These two macros can be used to force the loading of static objects in static libraries.
0013 // Under normal circumstances, the linker automatically discards unused library symbols from the final executable,
0014 // which is a problem for static objects with a constructor performing a specific action such as registration.
0015 // Note that the export macro only needs to be included once per .cpp file (even if there are many static objects in the file).
0016 // Parameters :
0017 // - ID : an file-wide identifier, e.g. the filename without the extension.
0018 //        It shouldn't be quoted, no spaces, and contain only alphanumerical characters.
0019 #define KDAB_EXPORT_STATIC_SYMBOLS( ID ) int __init_##ID##_static_symbols() { return 0; }
0020 #define KDAB_IMPORT_STATIC_SYMBOLS( ID ) extern int __init_##ID##_static_symbols(); \
0021     static int fake_init##ID = __init_##ID##_static_symbols();
0022 
0023 #endif // __ASCSHARED_UTIL_LIBUTIL_H__