diff options
Diffstat (limited to 'src/pulse/thread-mainloop.c')
-rw-r--r-- | src/pulse/thread-mainloop.c | 77 |
1 files changed, 42 insertions, 35 deletions
diff --git a/src/pulse/thread-mainloop.c b/src/pulse/thread-mainloop.c index 7e1ccfaa..6b66696c 100644 --- a/src/pulse/thread-mainloop.c +++ b/src/pulse/thread-mainloop.c @@ -1,18 +1,19 @@ -/* $Id$ */ - /*** This file is part of PulseAudio. - + + Copyright 2006 Lennart Poettering + Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB + PulseAudio 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 of the License, or (at your option) any later version. - + PulseAudio 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 General Public License for more details. - + You should have received a copy of the GNU Lesser General Public License along with PulseAudio; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 @@ -23,24 +24,24 @@ #include <config.h> #endif -#include <assert.h> #include <signal.h> #include <stdio.h> -#ifdef HAVE_SYS_POLL_H -#include <sys/poll.h> +#ifdef HAVE_POLL_H +#include <poll.h> #else -#include "../pulsecore/poll.h" +#include <pulsecore/poll.h> #endif #include <pulse/xmalloc.h> +#include <pulse/mainloop.h> #include <pulsecore/log.h> #include <pulsecore/hashmap.h> #include <pulsecore/thread.h> #include <pulsecore/mutex.h> +#include <pulsecore/macro.h> -#include "mainloop.h" #include "thread-mainloop.h" struct pa_threaded_mainloop { @@ -60,7 +61,7 @@ static int poll_func(struct pollfd *ufds, unsigned long nfds, int timeout, void pa_mutex *mutex = userdata; int r; - assert(mutex); + pa_assert(mutex); /* Before entering poll() we unlock the mutex, so that * avahi_simple_poll_quit() can succeed from another thread. */ @@ -100,7 +101,7 @@ pa_threaded_mainloop *pa_threaded_mainloop_new(void) { return NULL; } - m->mutex = pa_mutex_new(1); + m->mutex = pa_mutex_new(TRUE, TRUE); m->cond = pa_cond_new(); m->accept_cond = pa_cond_new(); m->thread = NULL; @@ -113,10 +114,10 @@ pa_threaded_mainloop *pa_threaded_mainloop_new(void) { } void pa_threaded_mainloop_free(pa_threaded_mainloop* m) { - assert(m); + pa_assert(m); /* Make sure that this function is not called from the helper thread */ - assert((m->thread && !pa_thread_is_running(m->thread)) || !in_worker(m)); + pa_assert((m->thread && !pa_thread_is_running(m->thread)) || !in_worker(m)); pa_threaded_mainloop_stop(m); @@ -128,14 +129,14 @@ void pa_threaded_mainloop_free(pa_threaded_mainloop* m) { pa_mutex_free(m->mutex); pa_cond_free(m->cond); pa_cond_free(m->accept_cond); - + pa_xfree(m); } int pa_threaded_mainloop_start(pa_threaded_mainloop *m) { - assert(m); + pa_assert(m); - assert(!m->thread || !pa_thread_is_running(m->thread)); + pa_assert(!m->thread || !pa_thread_is_running(m->thread)); if (!(m->thread = pa_thread_new(thread, m))) return -1; @@ -144,13 +145,13 @@ int pa_threaded_mainloop_start(pa_threaded_mainloop *m) { } void pa_threaded_mainloop_stop(pa_threaded_mainloop *m) { - assert(m); + pa_assert(m); if (!m->thread || !pa_thread_is_running(m->thread)) return; /* Make sure that this function is not called from the helper thread */ - assert(!in_worker(m)); + pa_assert(!in_worker(m)); pa_mutex_lock(m->mutex); pa_mainloop_quit(m->real_mainloop, 0); @@ -160,25 +161,25 @@ void pa_threaded_mainloop_stop(pa_threaded_mainloop *m) { } void pa_threaded_mainloop_lock(pa_threaded_mainloop *m) { - assert(m); - + pa_assert(m); + /* Make sure that this function is not called from the helper thread */ - assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); + pa_assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); pa_mutex_lock(m->mutex); } void pa_threaded_mainloop_unlock(pa_threaded_mainloop *m) { - assert(m); - + pa_assert(m); + /* Make sure that this function is not called from the helper thread */ - assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); + pa_assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); pa_mutex_unlock(m->mutex); } void pa_threaded_mainloop_signal(pa_threaded_mainloop *m, int wait_for_accept) { - assert(m); + pa_assert(m); pa_cond_signal(m->cond, 1); @@ -187,36 +188,42 @@ void pa_threaded_mainloop_signal(pa_threaded_mainloop *m, int wait_for_accept) { } void pa_threaded_mainloop_wait(pa_threaded_mainloop *m) { - assert(m); - + pa_assert(m); + /* Make sure that this function is not called from the helper thread */ - assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); + pa_assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); m->n_waiting ++; pa_cond_wait(m->cond, m->mutex); - assert(m->n_waiting > 0); + pa_assert(m->n_waiting > 0); m->n_waiting --; } void pa_threaded_mainloop_accept(pa_threaded_mainloop *m) { - assert(m); - + pa_assert(m); + /* Make sure that this function is not called from the helper thread */ - assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); + pa_assert(!m->thread || !pa_thread_is_running(m->thread) || !in_worker(m)); pa_cond_signal(m->accept_cond, 0); } int pa_threaded_mainloop_get_retval(pa_threaded_mainloop *m) { - assert(m); + pa_assert(m); return pa_mainloop_get_retval(m->real_mainloop); } pa_mainloop_api* pa_threaded_mainloop_get_api(pa_threaded_mainloop*m) { - assert(m); + pa_assert(m); return pa_mainloop_get_api(m->real_mainloop); } + +int pa_threaded_mainloop_in_thread(pa_threaded_mainloop *m) { + pa_assert(m); + + return m->thread && pa_thread_self() == m->thread; +} |