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Diffstat (limited to 'src/check.h')
-rw-r--r-- | src/check.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/check.h b/src/check.h new file mode 100644 index 000000000..56061621f --- /dev/null +++ b/src/check.h @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2003-2010 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef MPD_CHECK_H +#define MPD_CHECK_H + +/* + * All sources must include config.h on the first line to ensure that + * Large File Support is configured properly. This header checks + * whether this has happened. + * + * Usage: include this header before you use any of the above types. + * It will stop the compiler if something went wrong. + * + * This is Linux/glibc specific, and only enabled in the debug build, + * so bugs in this headers don't affect users with production builds. + * + */ + +#ifndef PACKAGE_VERSION +#error config.h missing +#endif + +#if defined(__linux__) && !defined(NDEBUG) && defined(ENABLE_LARGEFILE) && \ + defined(_FEATURES_H) && defined(__i386__) && \ + !defined(__USE_FILE_OFFSET64) +/* on i386, check if LFS is enabled */ +#error config.h was included too late +#endif + +#endif |