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// thread.h |
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// |
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/**************************************************************************** |
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liblscp - LinuxSampler Control Protocol API |
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Copyright (C) 2004-2006, rncbc aka Rui Nuno Capela. All rights reserved. |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU General Public License along |
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with this program; if not, write to the Free Software Foundation, Inc., |
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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*****************************************************************************/ |
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#ifndef __LSCP_THREAD_H |
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#define __LSCP_THREAD_H |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#if (defined(_WIN32) || defined(__WIN32__)) |
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#if (!defined(WIN32)) |
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#define WIN32 |
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#endif |
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#endif |
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#if defined(WIN32) |
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#include <windows.h> |
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#else |
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#include <pthread.h> |
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#endif |
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#include "lscp/version.h" |
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#if defined(__cplusplus) |
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extern "C" { |
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#endif |
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//------------------------------------------------------------------------- |
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// Status. |
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typedef enum _lscp_status_t |
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{ |
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LSCP_OK = 0, |
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LSCP_FAILED = -1, |
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LSCP_ERROR = -2, |
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LSCP_WARNING = -3, |
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LSCP_TIMEOUT = -4, |
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LSCP_QUIT = -5 |
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} lscp_status_t; |
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//------------------------------------------------------------------------- |
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// Mutexes. |
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#if defined(WIN32) |
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typedef HANDLE lscp_mutex_t; |
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#define lscp_mutex_init(m) { (m) = CreateMutex(NULL, 0, NULL); } |
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#define lscp_mutex_destroy(m) if (m) { CloseHandle(m); } |
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#define lscp_mutex_lock(m) WaitForSingleObject((m), INFINITE) |
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#define lscp_mutex_unlock(m) ReleaseMutex(m) |
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#else |
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typedef pthread_mutex_t lscp_mutex_t; |
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#define lscp_mutex_init(m) pthread_mutex_init(&(m), NULL) |
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#define lscp_mutex_destroy(m) pthread_mutex_destroy(&(m)) |
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#define lscp_mutex_lock(m) pthread_mutex_lock(&(m)) |
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#define lscp_mutex_unlock(m) pthread_mutex_unlock(&(m)) |
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#endif |
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//------------------------------------------------------------------------- |
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// Simple condition variables (FIXME: probably incorrect on WIN32). |
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#if defined(WIN32) |
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typedef HANDLE lscp_cond_t; |
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#define lscp_cond_init(c) { (c) = CreateEvent(NULL, FALSE, FALSE, NULL); } |
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#define lscp_cond_destroy(c) if (c) { CloseHandle(c); } |
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#define lscp_cond_wait(c, m) { lscp_mutex_unlock(m); WaitForSingleObject((c), INFINITE); lscp_mutex_lock(m); } |
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#define lscp_cond_signal(c) SetEvent(c) |
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#else |
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typedef pthread_cond_t lscp_cond_t; |
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#define lscp_cond_init(c) pthread_cond_init(&(c), NULL) |
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#define lscp_cond_destroy(c) pthread_cond_destroy(&(c)) |
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#define lscp_cond_wait(c, m) pthread_cond_wait(&(c), &(m)) |
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#define lscp_cond_signal(c) pthread_cond_signal(&(c)) |
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#endif |
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//------------------------------------------------------------------------- |
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// Threads. |
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struct _lscp_thread_t; |
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typedef void (*lscp_thread_proc_t)(void *pvData); |
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typedef struct _lscp_thread_t lscp_thread_t; |
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lscp_thread_t *lscp_thread_create (lscp_thread_proc_t pfnProc, void *pvData, int iDetach); |
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lscp_status_t lscp_thread_join (lscp_thread_t *pThread); |
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lscp_status_t lscp_thread_cancel (lscp_thread_t *pThread); |
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lscp_status_t lscp_thread_destroy (lscp_thread_t *pThread); |
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#if defined(WIN32) |
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#define lscp_thread_exit() ExitThread(0) |
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#else |
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#define lscp_thread_exit() pthread_exit(NULL) |
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#endif |
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#if defined(__cplusplus) |
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} |
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#endif |
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#endif // __LSCP_THREAD_H |
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// end of thread.h |
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