mirror of
https://github.com/DaedalusX64/daedalus.git
synced 2025-04-02 10:21:48 -04:00
142 lines
3.2 KiB
C++
142 lines
3.2 KiB
C++
/*
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Copyright (C) 2005 StrmnNrmn
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "BuildOptions.h"
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#include "Base/Types.h"
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#include "System/Thread.h"
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static const int gThreadPriorities[ TP_NUM_PRIORITIES ] =
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{
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THREAD_PRIORITY_BELOW_NORMAL, // TP_LOW
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THREAD_PRIORITY_NORMAL, // TP_NORMAL
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THREAD_PRIORITY_ABOVE_NORMAL, // TP_HIGH
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THREAD_PRIORITY_TIME_CRITICAL, // TP_TIME_CRITICAL
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};
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const ThreadHandle kInvalidThreadHandle = 0;
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struct SDaedThreadDetails
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{
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SDaedThreadDetails( DaedThread function, void * argument )
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: ThreadFunction( function )
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, Argument( argument )
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{
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}
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DaedThread ThreadFunction;
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void * Argument;
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};
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// The real thread is passed in as an argument. We call it and return the result
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static DWORD WINAPI StartThreadFunc( LPVOID arg )
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{
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SDaedThreadDetails * thread_details( reinterpret_cast< SDaedThreadDetails * >( arg ) );
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DWORD result = thread_details->ThreadFunction( thread_details->Argument );
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delete thread_details;
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return result;
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}
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ThreadHandle CreateThread( const char * name, DaedThread function, void * argument )
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{
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DWORD id;
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SDaedThreadDetails * thread_details( new SDaedThreadDetails( function, argument ) );
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HANDLE h( ::CreateThread( NULL, 0, StartThreadFunc, thread_details, CREATE_SUSPENDED, &id ) );
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if(h != NULL)
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{
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ResumeThread( h );
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return reinterpret_cast< s32 >( h );
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}
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return 0;
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}
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void SetThreadPriority( ThreadHandle handle, EThreadPriority pri )
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{
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HANDLE h( reinterpret_cast< HANDLE >( handle ) );
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if(h != NULL)
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{
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::SetThreadPriority( h, gThreadPriorities[ pri ] );
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}
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}
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void ReleaseThreadHandle( ThreadHandle handle )
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{
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HANDLE h( reinterpret_cast< HANDLE >( handle ) );
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if(h != NULL)
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{
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CloseHandle(h);
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}
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}
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// Wait the specified time for the thread to finish.
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// Returns false if the thread didn't terminate
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bool JoinThread( ThreadHandle handle, s32 timeout )
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{
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u32 delay( timeout > 0 ? timeout : INFINITE );
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bool signalled( true );
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HANDLE h( reinterpret_cast< HANDLE >( handle ) );
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if(h != NULL)
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{
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// Wait forever for it to finish.
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switch(WaitForSingleObject(h, delay))
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{
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case WAIT_ABANDONED:
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signalled = true;
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break;
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case WAIT_OBJECT_0:
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signalled = true;
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break;
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case WAIT_TIMEOUT:
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signalled = false;
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break;
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default:
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DAEDALUS_ERROR( "Unhandled result from WaitForSingleObject" );
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break;
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}
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}
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return signalled;
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}
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void ThreadSleepMs( u32 ms )
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{
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::Sleep( ms );
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}
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void ThreadSleepTicks( u32 ticks )
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{
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// FIXME: not sure what units this is in.
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// This is broken in Win 32??
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::Sleep( ticks / 1000LL);
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}
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void ThreadYield()
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{
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::Sleep( 0 );
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}
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void TerminateThread(long handle)
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{
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::TerminateThread((HANDLE)handle, 0);
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}
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