Mercurial > sdl-ios-xcode
diff src/thread/beos/SDL_systhread.c @ 0:74212992fb08
Initial revision
author | Sam Lantinga <slouken@lokigames.com> |
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date | Thu, 26 Apr 2001 16:45:43 +0000 |
parents | |
children | e8157fcb3114 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/thread/beos/SDL_systhread.c Thu Apr 26 16:45:43 2001 +0000 @@ -0,0 +1,101 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@devolution.com +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id$"; +#endif + +/* BeOS thread management routines for SDL */ + +#include <stdio.h> +#include <signal.h> +#include <be/kernel/OS.h> + +#include "SDL_error.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); +}