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Location: cpp/openttd-patchpack/source/src/thread_pthread.cpp
r11784:1f7706fe8337
2.5 KiB
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(svn r16179) -Update: WebTranslator2 update to 2009-04-27 17:41:22
brazilian_portuguese - 24 fixed by tucalipe (24)
dutch - 10 fixed by habell (10)
estonian - 8 changed by kristjans (8)
hungarian - 10 fixed by IPG (10)
italian - 1 changed by lorenzodv (1)
malay - 22 fixed by Syed (22)
norwegian_bokmal - 1 fixed by khh (1)
polish - 336 fixed, 104 changed by konrad (440)
brazilian_portuguese - 24 fixed by tucalipe (24)
dutch - 10 fixed by habell (10)
estonian - 8 changed by kristjans (8)
hungarian - 10 fixed by IPG (10)
italian - 1 changed by lorenzodv (1)
malay - 22 fixed by Syed (22)
norwegian_bokmal - 1 fixed by khh (1)
polish - 336 fixed, 104 changed by konrad (440)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | /* $Id$ */
/** @file thread_pthread.cpp POSIX pthread implementation of Threads. */
#include "stdafx.h"
#include "thread.h"
#include <pthread.h>
/**
* POSIX pthread version for ThreadObject.
*/
class ThreadObject_pthread : public ThreadObject {
private:
pthread_t thread; ///< System thread identifier.
OTTDThreadFunc proc; ///< External thread procedure.
void *param; ///< Parameter for the external thread procedure.
bool self_destruct; ///< Free ourselves when done?
public:
/**
* Create a pthread and start it, calling proc(param).
*/
ThreadObject_pthread(OTTDThreadFunc proc, void *param, bool self_destruct) :
thread(0),
proc(proc),
param(param),
self_destruct(self_destruct)
{
pthread_create(&this->thread, NULL, &stThreadProc, this);
}
/* virtual */ bool Exit()
{
assert(pthread_self() == this->thread);
/* For now we terminate by throwing an error, gives much cleaner cleanup */
throw OTTDThreadExitSignal();
}
/* virtual */ void Join()
{
/* You cannot join yourself */
assert(pthread_self() != this->thread);
pthread_join(this->thread, NULL);
this->thread = 0;
}
private:
/**
* On thread creation, this function is called, which calls the real startup
* function. This to get back into the correct instance again.
*/
static void *stThreadProc(void *thr)
{
((ThreadObject_pthread *)thr)->ThreadProc();
pthread_exit(NULL);
}
/**
* A new thread is created, and this function is called. Call the custom
* function of the creator of the thread.
*/
void ThreadProc()
{
/* Call the proc of the creator to continue this thread */
try {
this->proc(this->param);
} catch (OTTDThreadExitSignal e) {
} catch (...) {
NOT_REACHED();
}
if (self_destruct) {
pthread_detach(pthread_self());
delete this;
}
}
};
/* static */ bool ThreadObject::New(OTTDThreadFunc proc, void *param, ThreadObject **thread)
{
ThreadObject *to = new ThreadObject_pthread(proc, param, thread == NULL);
if (thread != NULL) *thread = to;
return true;
}
/**
* POSIX pthread version of ThreadMutex.
*/
class ThreadMutex_pthread : public ThreadMutex {
private:
pthread_mutex_t mutex;
public:
ThreadMutex_pthread()
{
pthread_mutex_init(&this->mutex, NULL);
}
/* virtual */ ~ThreadMutex_pthread()
{
pthread_mutex_destroy(&this->mutex);
}
/* virtual */ void BeginCritical()
{
pthread_mutex_lock(&this->mutex);
}
/* virtual */ void EndCritical()
{
pthread_mutex_unlock(&this->mutex);
}
};
/* static */ ThreadMutex *ThreadMutex::New()
{
return new ThreadMutex_pthread();
}
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