A streamlined version (for embedded use) of Jeff Brown's ZBar library. Visit <http://zbar.sourceforge.net> for more details.
Dependents: BarcodeReader_F103
refcnt.c
- Committer:
- hudakz
- Date:
- 2020-01-10
- Revision:
- 1:4f5c042a2d34
- Parent:
- 0:e33621169e44
File content as of revision 1:4f5c042a2d34:
/*------------------------------------------------------------------------ * Copyright 2007-2009 (c) Jeff Brown <spadix@users.sourceforge.net> * * This file is part of the ZBar Bar Code Reader. * * The ZBar Bar Code Reader is free software; you can redistribute it * and/or modify it under the terms of the GNU Lesser Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * The ZBar Bar Code Reader 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 Lesser Public License for more details. * * You should have received a copy of the GNU Lesser Public License * along with the ZBar Bar Code Reader; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301 USA * * http://sourceforge.net/projects/zbar *------------------------------------------------------------------------*/ #include "refcnt.h" #ifdef HAVE_LIBPTHREAD pthread_once_t initialized = PTHREAD_ONCE_INIT; pthread_mutex_t _zbar_reflock; static void initialize (void) { pthread_mutex_init(&_zbar_reflock, NULL); } void _zbar_refcnt_init () { pthread_once(&initialized, initialize); } #else void _zbar_refcnt_init () { } #endif