| /* |
| 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 <stdio.h> |
| #include <signal.h> |
| #include <be/kernel/OS.h> |
| |
| #include "SDL_mutex.h" |
| #include "SDL_thread.h" |
| #include "../SDL_thread_c.h" |
| #include "../SDL_systhread.h" |
| |
| |
| static int sig_list[] = { |
| SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGWINCH, 0 |
| }; |
| |
| void SDL_MaskSignals(sigset_t *omask) |
| { |
| sigset_t mask; |
| int i; |
| |
| sigemptyset(&mask); |
| for ( i=0; sig_list[i]; ++i ) { |
| sigaddset(&mask, sig_list[i]); |
| } |
| sigprocmask(SIG_BLOCK, &mask, omask); |
| } |
| void SDL_UnmaskSignals(sigset_t *omask) |
| { |
| sigprocmask(SIG_SETMASK, omask, NULL); |
| } |
| |
| static int32 RunThread(void *data) |
| { |
| SDL_RunThread(data); |
| return(0); |
| } |
| |
| int SDL_SYS_CreateThread(SDL_Thread *thread, void *args) |
| { |
| /* Create the thread and go! */ |
| thread->handle=spawn_thread(RunThread, "SDL", B_NORMAL_PRIORITY, args); |
| if ( (thread->handle == B_NO_MORE_THREADS) || |
| (thread->handle == B_NO_MEMORY) ) { |
| SDL_SetError("Not enough resources to create thread"); |
| return(-1); |
| } |
| resume_thread(thread->handle); |
| return(0); |
| } |
| |
| void SDL_SYS_SetupThread(void) |
| { |
| /* Mask asynchronous signals for this thread */ |
| SDL_MaskSignals(NULL); |
| } |
| |
| Uint32 SDL_ThreadID(void) |
| { |
| return((Uint32)find_thread(NULL)); |
| } |
| |
| void SDL_SYS_WaitThread(SDL_Thread *thread) |
| { |
| status_t the_status; |
| |
| wait_for_thread(thread->handle, &the_status); |
| } |
| |
| void SDL_SYS_KillThread(SDL_Thread *thread) |
| { |
| kill_thread(thread->handle); |
| } |