src/modules/gconf/gconf-helper.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of PulseAudio.
   5
   6   Copyright 2006 Lennart Poettering
   7
   8   PulseAudio is free software; you can redistribute it and/or modify
   9   it under the terms of the GNU Lesser General Public License as published
  10   by the Free Software Foundation; either version 2 of the License,
  11   or (at your option) any later version.
  12
  13   PulseAudio is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   General Public License for more details.
  17
  18   You should have received a copy of the GNU Lesser General Public License
  19   along with PulseAudio; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  21   USA.
  22 ***/
  23
  24 #ifdef HAVE_CONFIG_H
  25 #include <config.h>
  26 #endif
  27
  28 #include <string.h>
  29 #include <stdlib.h>
  30 #include <stdio.h>
  31
  32 #include <gconf/gconf-client.h>
  33 #include <glib.h>
  34
  35 #include <pulsecore/core-util.h>
  36
  37 #define PA_GCONF_ROOT "/system/pulseaudio"
  38 #define PA_GCONF_PATH_MODULES PA_GCONF_ROOT"/modules"
  39
  40 static void handle_module(GConfClient *client, const char *name) {
  41     gchar p[1024];
  42     gboolean enabled, locked;
  43     int i;
  44
  45     pa_snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/locked", name);
  46     locked = gconf_client_get_bool(client, p, FALSE);
  47
  48     if (locked)
  49         return;
  50
  51     pa_snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/enabled", name);
  52     enabled = gconf_client_get_bool(client, p, FALSE);
  53
  54     printf("%c%s%c", enabled ? '+' : '-', name, 0);
  55
  56     if (enabled) {
  57
  58         for (i = 0; i < 10; i++) {
  59             gchar *n, *a;
  60
  61             pa_snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/name%i", name, i);
  62             if (!(n = gconf_client_get_string(client, p, NULL)) || !*n)
  63                 break;
  64
  65             pa_snprintf(p, sizeof(p), PA_GCONF_PATH_MODULES"/%s/args%i", name, i);
  66             a = gconf_client_get_string(client, p, NULL);
  67
  68             printf("%s%c%s%c", n, 0, a ? a : "", 0);
  69
  70             g_free(n);
  71             g_free(a);
  72         }
  73
  74         printf("%c", 0);
  75     }
  76
  77     fflush(stdout);
  78 }
  79
  80 static void modules_callback(
  81         GConfClient* client,
  82         guint cnxn_id,
  83         GConfEntry *entry,
  84         gpointer user_data) {
  85
  86     const char *n;
  87     char buf[128];
  88
  89     g_assert(strncmp(entry->key, PA_GCONF_PATH_MODULES"/", sizeof(PA_GCONF_PATH_MODULES)) == 0);
  90
  91     n = entry->key + sizeof(PA_GCONF_PATH_MODULES);
  92
  93     g_strlcpy(buf, n, sizeof(buf));
  94     buf[strcspn(buf, "/")] = 0;
  95
  96     handle_module(client, buf);
  97 }
  98
  99 int main(int argc, char *argv[]) {
 100     GMainLoop *g;
 101     GConfClient *client;
 102     GSList *modules, *m;
 103
 104     g_type_init();
 105
 106     if (!(client = gconf_client_get_default()))
 107         goto fail;
 108
 109     gconf_client_add_dir(client, PA_GCONF_ROOT, GCONF_CLIENT_PRELOAD_RECURSIVE, NULL);
 110     gconf_client_notify_add(client, PA_GCONF_PATH_MODULES, modules_callback, NULL, NULL, NULL);
 111
 112     modules = gconf_client_all_dirs(client, PA_GCONF_PATH_MODULES, NULL);
 113
 114     for (m = modules; m; m = m->next) {
 115         char *e = strrchr(m->data, '/');
 116         handle_module(client, e ? e+1 : m->data);
 117     }
 118
 119     g_slist_free(modules);
 120
 121     /* Signal the parent that we are now initialized */
 122     printf("!");
 123     fflush(stdout);
 124
 125     g = g_main_loop_new(NULL, FALSE);
 126     g_main_loop_run(g);
 127     g_main_loop_unref(g);
 128
 129     g_object_unref(G_OBJECT(client));
 130
 131     return 0;
 132
 133 fail:
 134     return 1;
 135 }