code.delx.au - pulseaudio/blob - src/tests/thread-mainloop-test.c

   1 /***
   2   This file is part of PulseAudio.
   3
   4   PulseAudio is free software; you can redistribute it and/or modify
   5   it under the terms of the GNU Lesser General Public License as published
   6   by the Free Software Foundation; either version 2.1 of the License,
   7   or (at your option) any later version.
   8
   9   PulseAudio is distributed in the hope that it will be useful, but
  10   WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12   General Public License for more details.
  13
  14   You should have received a copy of the GNU Lesser General Public License
  15   along with PulseAudio; if not, write to the Free Software
  16   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  17   USA.
  18 ***/
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include <config.h>
  22 #endif
  23
  24 #include <stdlib.h>
  25 #include <unistd.h>
  26 #include <stdio.h>
  27
  28 #include <pulse/rtclock.h>
  29 #include <pulse/timeval.h>
  30 #include <pulse/util.h>
  31 #include <pulse/thread-mainloop.h>
  32
  33 #include <pulsecore/macro.h>
  34 #include <pulsecore/core-rtclock.h>
  35
  36 static void tcb(pa_mainloop_api *a, pa_time_event *e, const struct timeval *tv, void *userdata) {
  37     pa_assert_se(pa_threaded_mainloop_in_thread(userdata));
  38     fprintf(stderr, "TIME EVENT START\n");
  39     pa_threaded_mainloop_signal(userdata, 1);
  40     fprintf(stderr, "TIME EVENT END\n");
  41 }
  42
  43 int main(int argc, char *argv[]) {
  44     pa_mainloop_api *a;
  45     pa_threaded_mainloop *m;
  46     struct timeval tv;
  47
  48     pa_assert_se(m = pa_threaded_mainloop_new());
  49     pa_assert_se(a = pa_threaded_mainloop_get_api(m));
  50
  51     pa_assert_se(pa_threaded_mainloop_start(m) >= 0);
  52
  53     pa_threaded_mainloop_lock(m);
  54
  55     pa_assert_se(!pa_threaded_mainloop_in_thread(m));
  56
  57     a->time_new(a, pa_timeval_rtstore(&tv, pa_rtclock_now() + 5 * PA_USEC_PER_SEC, TRUE), tcb, m);
  58
  59     fprintf(stderr, "waiting 5s (signal)\n");
  60     pa_threaded_mainloop_wait(m);
  61     fprintf(stderr, "wait completed\n");
  62     pa_threaded_mainloop_accept(m);
  63     fprintf(stderr, "signal accepted\n");
  64
  65     pa_threaded_mainloop_unlock(m);
  66
  67     fprintf(stderr, "waiting 5s (sleep)\n");
  68     pa_msleep(5000);
  69
  70     fprintf(stderr, "shutting down\n");
  71
  72     pa_threaded_mainloop_stop(m);
  73
  74     pa_threaded_mainloop_free(m);
  75     return 0;
  76 }