src/modules/gconf/gconf-helper.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of PulseAudio.
   5
   6   PulseAudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU Lesser General Public License as published
   8   by the Free Software Foundation; either version 2 of the License,
   9   or (at your option) any later version.
  10
  11   PulseAudio is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   General Public License for more details.
  15
  16   You should have received a copy of the GNU Lesser General Public License
  17   along with PulseAudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <string.h>
  27 #include <stdlib.h>
  28 #include <stdio.h>
  29
  30 #include <gconf/gconf-client.h>
  31 #include <glib.h>
  32
  33 #define PA_GCONF_ROOT "/system/pulseaudio"
  34 #define PA_GCONF_PATH_MODULES PA_GCONF_ROOT"/modules"
  35
  36 static void handle_module(GConfClient *client, const char *name) {
  37     gchar p[1024];
  38     gboolean enabled, locked;
  39     int i;
  40
  41     snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/locked", name);
  42     locked = gconf_client_get_bool(client, p, FALSE);
  43
  44     if (locked)
  45         return;
  46
  47     snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/enabled", name);
  48     enabled = gconf_client_get_bool(client, p, FALSE);
  49
  50     printf("%c%s%c", enabled ? '+' : '-', name, 0);
  51
  52     if (enabled) {
  53
  54         for (i = 0; i < 10; i++) {
  55             gchar *n, *a;
  56
  57             snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/name%i", name, i);
  58             if (!(n = gconf_client_get_string(client, p, NULL)) || !*n)
  59                 break;
  60
  61             snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/args%i", name, i);
  62             a = gconf_client_get_string(client, p, NULL);
  63
  64             printf("%s%c%s%c", n, 0, a ? a : "", 0);
  65
  66             g_free(n);
  67             g_free(a);
  68         }
  69
  70         printf("%c", 0);
  71     }
  72
  73     fflush(stdout);
  74 }
  75
  76 static void modules_callback(
  77         GConfClient* client,
  78         guint cnxn_id,
  79         GConfEntry *entry,
  80         gpointer user_data) {
  81
  82     const char *n;
  83     char buf[128];
  84
  85     g_assert(strncmp(entry->key, PA_GCONF_PATH_MODULES"/", sizeof(PA_GCONF_PATH_MODULES)) == 0);
  86
  87     n = entry->key + sizeof(PA_GCONF_PATH_MODULES);
  88
  89     g_strlcpy(buf, n, sizeof(buf));
  90     buf[strcspn(buf, "/")] = 0;
  91
  92     handle_module(client, buf);
  93 }
  94
  95 int main(int argc, char *argv[]) {
  96     GMainLoop *g;
  97     GConfClient *client;
  98     GSList *modules, *m;
  99
 100     g_type_init();
 101
 102     if (!(client = gconf_client_get_default()))
 103         goto fail;
 104
 105     gconf_client_add_dir(client, PA_GCONF_ROOT, GCONF_CLIENT_PRELOAD_RECURSIVE, NULL);
 106     gconf_client_notify_add(client, PA_GCONF_PATH_MODULES, modules_callback, NULL, NULL, NULL);
 107
 108     modules = gconf_client_all_dirs(client, PA_GCONF_PATH_MODULES, NULL);
 109
 110     for (m = modules; m; m = m->next) {
 111         char *e = strrchr(m->data, '/');
 112         handle_module(client, e ? e+1 : m->data);
 113     }
 114
 115     g_slist_free(modules);
 116
 117     /* Signal the parent that we are now initialized */
 118     printf("!");
 119     fflush(stdout);
 120
 121     g = g_main_loop_new(NULL, FALSE);
 122     g_main_loop_run(g);
 123     g_main_loop_unref(g);
 124
 125     g_object_unref(G_OBJECT(client));
 126
 127     return 0;
 128
 129 fail:
 130     return 1;
 131 }