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Diffstat (limited to 'src/jthread/pthread/jsemaphore.cpp')
-rw-r--r-- | src/jthread/pthread/jsemaphore.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/jthread/pthread/jsemaphore.cpp b/src/jthread/pthread/jsemaphore.cpp new file mode 100644 index 000000000..963ac83cf --- /dev/null +++ b/src/jthread/pthread/jsemaphore.cpp @@ -0,0 +1,48 @@ +/* +Minetest +Copyright (C) 2013 sapier, < sapier AT gmx DOT net > + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. + +You should have received a copy of the GNU Lesser 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. +*/ +#include "jthread/jsemaphore.h" + +JSemaphore::JSemaphore() { + sem_init(&m_semaphore,0,0); +} + +JSemaphore::~JSemaphore() { + sem_destroy(&m_semaphore); +} + +JSemaphore::JSemaphore(int initval) { + sem_init(&m_semaphore,0,initval); +} + +void JSemaphore::Post() { + sem_post(&m_semaphore); +} + +void JSemaphore::Wait() { + sem_wait(&m_semaphore); +} + +int JSemaphore::GetValue() { + + int retval = 0; + sem_getvalue(&m_semaphore,&retval); + + return retval; +} + |