src/tests/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 <stdio.h>
  25 #include <unistd.h>
  26 #include <sys/time.h>
  27 #include <assert.h>
  28
  29 #include <pulse/rtclock.h>
  30 #include <pulse/timeval.h>
  31
  32 #include <pulsecore/core-util.h>
  33 #include <pulsecore/core-rtclock.h>
  34
  35 #ifdef GLIB_MAIN_LOOP
  36
  37 #include <glib.h>
  38 #include <pulse/glib-mainloop.h>
  39
  40 static GMainLoop* glib_main_loop = NULL;
  41
  42 #else /* GLIB_MAIN_LOOP */
  43 #include <pulse/mainloop.h>
  44 #endif /* GLIB_MAIN_LOOP */
  45
  46 static pa_defer_event *de;
  47
  48 static void iocb(pa_mainloop_api*a, pa_io_event *e, int fd, pa_io_event_flags_t f, void *userdata) {
  49     unsigned char c;
  50     pa_assert_se(read(fd, &c, sizeof(c)) >= 0);
  51     fprintf(stderr, "IO EVENT: %c\n", c < 32 ? '.' : c);
  52     a->defer_enable(de, 1);
  53 }
  54
  55 static void dcb(pa_mainloop_api*a, pa_defer_event *e, void *userdata) {
  56     fprintf(stderr, "DEFER EVENT\n");
  57     a->defer_enable(e, 0);
  58 }
  59
  60 static void tcb(pa_mainloop_api*a, pa_time_event *e, const struct timeval *tv, void *userdata) {
  61     fprintf(stderr, "TIME EVENT\n");
  62
  63 #if defined(GLIB_MAIN_LOOP)
  64     g_main_loop_quit(glib_main_loop);
  65 #else
  66     a->quit(a, 0);
  67 #endif
  68 }
  69
  70 int main(int argc, char *argv[]) {
  71     pa_mainloop_api *a;
  72     pa_io_event *ioe;
  73     pa_time_event *te;
  74     struct timeval tv;
  75
  76 #ifdef GLIB_MAIN_LOOP
  77     pa_glib_mainloop *g;
  78
  79     glib_main_loop = g_main_loop_new(NULL, FALSE);
  80     assert(glib_main_loop);
  81
  82     g = pa_glib_mainloop_new(NULL);
  83     assert(g);
  84
  85     a = pa_glib_mainloop_get_api(g);
  86     assert(a);
  87 #else /* GLIB_MAIN_LOOP */
  88     pa_mainloop *m;
  89
  90     m = pa_mainloop_new();
  91     assert(m);
  92
  93     a = pa_mainloop_get_api(m);
  94     assert(a);
  95 #endif /* GLIB_MAIN_LOOP */
  96
  97     ioe = a->io_new(a, 0, PA_IO_EVENT_INPUT, iocb, NULL);
  98     assert(ioe);
  99
 100     de = a->defer_new(a, dcb, NULL);
 101     assert(de);
 102
 103     te = a->time_new(a, pa_timeval_rtstore(&tv, pa_rtclock_now() + 2 * PA_USEC_PER_SEC, TRUE), tcb, NULL);
 104
 105 #if defined(GLIB_MAIN_LOOP)
 106     g_main_loop_run(glib_main_loop);
 107 #else
 108     pa_mainloop_run(m, NULL);
 109 #endif
 110
 111     a->time_free(te);
 112     a->defer_free(de);
 113     a->io_free(ioe);
 114
 115 #ifdef GLIB_MAIN_LOOP
 116     pa_glib_mainloop_free(g);
 117     g_main_loop_unref(glib_main_loop);
 118 #else
 119     pa_mainloop_free(m);
 120 #endif
 121
 122     return 0;
 123 }