diff options
Diffstat (limited to 'src/thread.c')
-rw-r--r-- | src/thread.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/thread.c b/src/thread.c new file mode 100644 index 0000000..d6d6c1a --- /dev/null +++ b/src/thread.c @@ -0,0 +1,99 @@ +/* + * thread.c + * + * Copyright (c) 2012 Martin Szulecki All Rights Reserved. + * Copyright (c) 2012 Nikias Bassen All Rights Reserved. + * + * This library 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 library 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 library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "thread.h" + +int thread_create(thread_t *thread, thread_func_t thread_func, void* data) +{ +#ifdef WIN32 + HANDLE th = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)thread_func, data, 0, NULL); + if (th == NULL) { + return -1; + } + *thread = th; + return 0; +#else + int res = pthread_create(thread, NULL, thread_func, data); + return res; +#endif +} + +void thread_join(thread_t thread) +{ + /* wait for thread to complete */ +#ifdef WIN32 + WaitForSingleObject(thread, INFINITE); +#else + pthread_join(thread, NULL); +#endif +} + +void mutex_init(mutex_t* mutex) +{ +#ifdef WIN32 + InitializeCriticalSection(mutex); +#else + pthread_mutex_init(mutex, NULL); +#endif +} + +void mutex_destroy(mutex_t* mutex) +{ +#ifdef WIN32 + DeleteCriticalSection(mutex); +#else + pthread_mutex_destroy(mutex); +#endif +} + +void mutex_lock(mutex_t* mutex) +{ +#ifdef WIN32 + EnterCriticalSection(mutex); +#else + pthread_mutex_lock(mutex); +#endif +} + +void mutex_unlock(mutex_t* mutex) +{ +#ifdef WIN32 + LeaveCriticalSection(mutex); +#else + pthread_mutex_unlock(mutex); +#endif +} + +void thread_once(thread_once_t *once_control, void (*init_routine)(void)) +{ +#ifdef WIN32 + while (InterlockedExchange(&(once_control->lock), 1) != 0) { + Sleep(1); + } + if (!once_control->state) { + once_control->state = 1; + init_routine(); + } + InterlockedExchange(&(once_control->lock), 0); +#else + pthread_once(once_control, init_routine); +#endif +} |