19682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 29682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL - Simple DirectMedia Layer 39682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Copyright (C) 1997-2012 Sam Lantinga 49682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 59682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is free software; you can redistribute it and/or 69682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall modify it under the terms of the GNU Library General Public 79682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License as published by the Free Software Foundation; either 89682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall version 2 of the License, or (at your option) any later version. 99682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is distributed in the hope that it will be useful, 119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall but WITHOUT ANY WARRANTY; without even the implied warranty of 129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Library General Public License for more details. 149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall You should have received a copy of the GNU Library General Public 169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License along with this library; if not, write to the Free 179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Sam Lantinga 209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall slouken@devolution.com 219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_systhread.cpp 259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Epoc thread management routines for SDL 269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Epoc version by Markus Mertama (w@iki.fi) 289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "epoc_sdl.h" 319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall//#include <stdlib.h> 339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall//#include <stdio.h> 349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern "C" { 389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#undef NULL 399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_error.h" 409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_thread.h" 419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_systhread.h" 429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_thread_c.h" 439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <e32std.h> 469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "epoc_sdl.h" 479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int object_count; 509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint RunThread(TAny* data) 529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CTrapCleanup* cleanup = CTrapCleanup::New(); 549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TRAPD(err, SDL_RunThread(data)); 559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall EpocSdlEnv::CleanupItems(); 569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall delete cleanup; 579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(err); 589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallTInt NewThread(const TDesC& aName, TAny* aPtr1, TAny* aPtr2) 629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return ((RThread*)(aPtr1))->Create(aName, 649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RunThread, 659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall KDefaultStackSize, 669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall NULL, 679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall aPtr2); 689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint CreateUnique(TInt (*aFunc)(const TDesC& aName, TAny*, TAny*), TAny* aPtr1, TAny* aPtr2) 719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TBuf<16> name; 739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt status = KErrNone; 749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall do 759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall object_count++; 779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall name.Format(_L("SDL_%x"), object_count); 789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall status = aFunc(name, aPtr1, aPtr2); 799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall while(status == KErrAlreadyExists); 819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return status; 829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint SDL_SYS_CreateThread(SDL_Thread *thread, void *args) 869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RThread rthread; 889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TInt status = CreateUnique(NewThread, &rthread, args); 909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (status != KErrNone) 919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall delete(((RThread*)(thread->handle))); 939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thread->handle = NULL; 949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_SetError("Not enough resources to create thread"); 959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(-1); 969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall rthread.Resume(); 989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thread->handle = rthread.Handle(); 999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(0); 1009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid SDL_SYS_SetupThread(void) 1039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return; 1059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallUint32 SDL_ThreadID(void) 1089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RThread current; 1109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TThreadId id = current.Id(); 1119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return id; 1129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid SDL_SYS_WaitThread(SDL_Thread *thread) 1159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE1("Close thread", thread); 1179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RThread t; 1189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TInt err = t.Open(thread->threadid); 1199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(err == KErrNone && t.ExitType() == EExitPending) 1209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TRequestStatus status; 1229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall t.Logon(status); 1239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall User::WaitForRequest(status); 1249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall t.Close(); 1269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* RUndertaker taker; 1289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall taker.Create(); 1299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TRequestStatus status; 1309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall taker.Logon(status, thread->handle); 1319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall User::WaitForRequest(status); 1329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall taker.Close();*/ 1339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE1("Closed thread", thread); 1349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* WARNING: This function is really a last resort. 1379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * Threads should be signaled and then exit by themselves. 1389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * TerminateThread() doesn't perform stack and DLL cleanup. 1399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall */ 1409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid SDL_SYS_KillThread(SDL_Thread *thread) 1419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RThread rthread; 1439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall rthread.SetHandle(thread->handle); 1449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall rthread.Kill(0); 1459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall rthread.Close(); 1469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 147