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winamp/Src/Wasabi/bfc/thread.cpp

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2024-09-24 12:54:57 +00:00
#include "precomp_wasabi_bfc.h"
#include "thread.h"
#if !defined(WIN32) && !defined(LINUX)
#error port me!
#endif
#pragma warning(push)
#pragma warning(disable : 4229)
THREADCALL Thread::ThreadProc(void *param) {
Thread *th = static_cast<Thread*>(param);
th->isrunning = true;
int ret = th->threadProc();
th->isrunning = false;
return (THREADCALL)ret;
}
#pragma warning(pop)
Thread::Thread(HANDLE _parent_handle) :
isrunning(false),
killswitch(0),
handle(0), parent_handle(0), nicekill(1),
auto_close_parent(FALSE)
{
setParentHandle(_parent_handle);
#ifdef WIN32
handle = CreateThread(NULL, 0, ThreadProc, (LPVOID)this, CREATE_SUSPENDED, &threadid);
#endif
}
Thread::~Thread() {
if (handle != 0) {
if (isrunning) {
setKillSwitch(TRUE);
end();
// FUCKO: might need to get rough here
// FG> this serves no purpose, end() will not return unless the thread exits nicely
#ifdef WIN32
CloseHandle(handle);
#elif defined(LINUX)
pthread_kill(handle, SIGTERM);
#endif
}
}
setParentHandle(0);
}
int Thread::start() {
if (running()) return 1;
#ifdef WIN32
return !(ResumeThread(handle) == 0xffffffff);
#endif
#ifdef LINUX
pthread_create(&handle, NULL, ThreadProc, (LPVOID)this);
return 1;
#endif
}
bool Thread::running() {
return isrunning;
}
int Thread::end() {
while (running()) Sleep(66);
return 1;
}
int Thread::kill() {
#ifdef WIN32
CloseHandle(handle);
#elif defined(LINUX)
pthread_kill(handle, SIGTERM);
#endif
handle = 0;
isrunning = false;
return 1;
}
void Thread::setKillSwitch(int k) {
killswitch = k;
}
int Thread::getKillSwitch() {
if (killswitch) return 1;
if (parent_handle != 0 && !parentRunning()) return 1;
return 0;
}
THREADID Thread::getThreadId() const {
return threadid;
}
void Thread::setParentHandle(HANDLE _parent_handle, int _auto_close) {
if (parent_handle != 0 && auto_close_parent) {
#ifdef WIN32
CloseHandle(parent_handle);
#else
//#error port me!
DebugString("setParentHandle???\n");
#endif
}
parent_handle = _parent_handle;
auto_close_parent = _auto_close;
}
int Thread::parentRunning() {
if (parent_handle == 0) return -1;
#ifdef WIN32
DWORD exitcode;
int r = GetExitCodeThread(parent_handle, &exitcode);
if (r == 0 || exitcode != STILL_ACTIVE) return 0;
return 1;
#else
//#error port me!
DebugString("parentRunning???\n");
#endif
}
void Thread::setPriority(int priority) {
Wasabi::Std::setThreadPriority(priority, handle);
}