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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401938
This commit is contained in:
Sam Lantinga 2006-07-10 21:04:37 +00:00
parent 91a32b77a2
commit 0f030a1802
686 changed files with 117556 additions and 98661 deletions
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102
src/thread/pthread/SDL_systhread.c
View file

@ -30,91 +30,99 @@
/* List of signals to mask in the subthreads */
static int sig_list[] = {
SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGCHLD, SIGWINCH,
SIGVTALRM, SIGPROF, 0
SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGCHLD, SIGWINCH,
SIGVTALRM, SIGPROF, 0
};
#ifdef __RISCOS__
/* RISC OS needs to know the main thread for
* it's timer and event processing. */
int riscos_using_threads = 0;
Uint32 riscos_main_thread = 0; /* Thread running events */
Uint32 riscos_main_thread = 0; /* Thread running events */
#endif
static void *RunThread(void *data)
static void *
RunThread(void *data)
{
SDL_RunThread(data);
pthread_exit((void*)0);
return((void *)0); /* Prevent compiler warning */
SDL_RunThread(data);
pthread_exit((void *) 0);
return ((void *) 0); /* Prevent compiler warning */
}
int SDL_SYS_CreateThread(SDL_Thread *thread, void *args)
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
{
pthread_attr_t type;
pthread_attr_t type;
/* Set the thread attributes */
if ( pthread_attr_init(&type) != 0 ) {
SDL_SetError("Couldn't initialize pthread attributes");
return(-1);
}
pthread_attr_setdetachstate(&type, PTHREAD_CREATE_JOINABLE);
/* Create the thread and go! */
if ( pthread_create(&thread->handle, &type, RunThread, args) != 0 ) {
SDL_SetError("Not enough resources to create thread");
return(-1);
}
/* Set the thread attributes */
if (pthread_attr_init(&type) != 0) {
SDL_SetError("Couldn't initialize pthread attributes");
return (-1);
}
pthread_attr_setdetachstate(&type, PTHREAD_CREATE_JOINABLE);
/* Create the thread and go! */
if (pthread_create(&thread->handle, &type, RunThread, args) != 0) {
SDL_SetError("Not enough resources to create thread");
return (-1);
}
#ifdef __RISCOS__
if (riscos_using_threads == 0) {
riscos_using_threads = 1;
riscos_main_thread = SDL_ThreadID();
}
if (riscos_using_threads == 0) {
riscos_using_threads = 1;
riscos_main_thread = SDL_ThreadID();
}
#endif
return(0);
return (0);
}
void SDL_SYS_SetupThread(void)
void
SDL_SYS_SetupThread(void)
{
int i;
sigset_t mask;
int i;
sigset_t mask;
/* Mask asynchronous signals for this thread */
sigemptyset(&mask);
for ( i=0; sig_list[i]; ++i ) {
sigaddset(&mask, sig_list[i]);
}
pthread_sigmask(SIG_BLOCK, &mask, 0);
/* Mask asynchronous signals for this thread */
sigemptyset(&mask);
for (i = 0; sig_list[i]; ++i) {
sigaddset(&mask, sig_list[i]);
}
pthread_sigmask(SIG_BLOCK, &mask, 0);
#ifdef PTHREAD_CANCEL_ASYNCHRONOUS
/* Allow ourselves to be asynchronously cancelled */
{ int oldstate;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, &oldstate);
}
/* Allow ourselves to be asynchronously cancelled */
{
int oldstate;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, &oldstate);
}
#endif
}
/* WARNING: This may not work for systems with 64-bit pid_t */
Uint32 SDL_ThreadID(void)
Uint32
SDL_ThreadID(void)
{
return((Uint32)pthread_self());
return ((Uint32) pthread_self());
}
void SDL_SYS_WaitThread(SDL_Thread *thread)
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{
pthread_join(thread->handle, 0);
pthread_join(thread->handle, 0);
}
void SDL_SYS_KillThread(SDL_Thread *thread)
void
SDL_SYS_KillThread(SDL_Thread * thread)
{
#ifdef PTHREAD_CANCEL_ASYNCHRONOUS
pthread_cancel(thread->handle);
pthread_cancel(thread->handle);
#else
#ifdef __FREEBSD__
#warning For some reason, this doesnt actually kill a thread - FreeBSD 3.2
#endif
pthread_kill(thread->handle, SIGKILL);
pthread_kill(thread->handle, SIGKILL);
#endif
}
/* vi: set ts=4 sw=4 expandtab: */