diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/thread/amigaos/SDL_systhread.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/thread/amigaos/SDL_systhread.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.12/src/thread/amigaos/SDL_systhread.c b/distrib/sdl-1.2.12/src/thread/amigaos/SDL_systhread.c new file mode 100644 index 0000000..c6b42e7 --- /dev/null +++ b/distrib/sdl-1.2.12/src/thread/amigaos/SDL_systhread.c @@ -0,0 +1,151 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2006 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +/* BeOS thread management routines for SDL */ + +#include "SDL_mutex.h" +#include "SDL_thread.h" +#include "../SDL_thread_c.h" +#include "../SDL_systhread.h" +#include "mydebug.h" + +typedef struct { + int (*func)(void *); + void *data; + SDL_Thread *info; + struct Task *wait; +} thread_args; + +#ifndef MORPHOS + +#if defined(__SASC) && !defined(__PPC__) +__saveds __asm Uint32 RunThread(register __a0 char *args ) +#elif defined(__PPC__) +Uint32 RunThread(char *args) +#else +Uint32 __saveds RunThread(char *args __asm("a0") ) +#endif +{ + #ifdef STORMC4_WOS + thread_args *data=(thread_args *)args; + #else + thread_args *data=(thread_args *)atol(args); + #endif + + struct Task *Father; + + D(bug("Received data: %lx\n",data)); + Father=data->wait; + + SDL_RunThread(data); + + Signal(Father,SIGBREAKF_CTRL_F); + D(bug("Thread with data %lx ended\n",data)); + return(0); +} + +#else + +#include <emul/emulinterface.h> + +Uint32 RunTheThread(void) +{ + thread_args *data=(thread_args *)atol((char *)REG_A0); + struct Task *Father; + + D(bug("Received data: %lx\n",data)); + Father=data->wait; + + SDL_RunThread(data); + + Signal(Father,SIGBREAKF_CTRL_F); + D(bug("Thread with data %lx ended\n",data)); + return(0); +} + +struct EmulLibEntry RunThreadStruct= +{ + TRAP_LIB, + 0, + (ULONG)RunTheThread +}; + +void *RunThread=&RunThreadStruct; +#endif + + +int SDL_SYS_CreateThread(SDL_Thread *thread, void *args) +{ + /* Create the thread and go! */ + char buffer[20]; + + D(bug("Sending %lx to the new thread...\n",args)); + + if(args) + SDL_snprintf(buffer, SDL_arraysize(buffer),"%ld",args); + + #ifdef STORMC4_WOS + thread->handle=CreateTaskPPCTags(TASKATTR_CODE, RunThread, + TASKATTR_NAME, "SDL subtask", + TASKATTR_STACKSIZE, 100000, + (args ? TASKATTR_R3 : TAG_IGNORE), args, + TASKATTR_INHERITR2, TRUE, + TAG_DONE); + #else + thread->handle=(struct Task *)CreateNewProcTags(NP_Output,Output(), + NP_Name,(ULONG)"SDL subtask", + NP_CloseOutput, FALSE, + NP_StackSize,20000, + NP_Entry,(ULONG)RunThread, + args ? NP_Arguments : TAG_IGNORE,(ULONG)buffer, + TAG_DONE); + #endif + + if(!thread->handle) + { + SDL_SetError("Not enough resources to create thread"); + return(-1); + } + + return(0); +} + +void SDL_SYS_SetupThread(void) +{ +} + +Uint32 SDL_ThreadID(void) +{ + return((Uint32)FindTask(NULL)); +} + +void SDL_SYS_WaitThread(SDL_Thread *thread) +{ + SetSignal(0L,SIGBREAKF_CTRL_F|SIGBREAKF_CTRL_C); + Wait(SIGBREAKF_CTRL_F|SIGBREAKF_CTRL_C); +} + +void SDL_SYS_KillThread(SDL_Thread *thread) +{ + Signal((struct Task *)thread->handle,SIGBREAKF_CTRL_C); +} |