code.delx.au - pulseaudio/blob - polyp/client-conf.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of polypaudio.
   5
   6   polypaudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU 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   polypaudio 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 General Public License
  17   along with polypaudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #include <stdlib.h>
  23 #include <assert.h>
  24 #include <unistd.h>
  25
  26 #include "client-conf.h"
  27 #include "xmalloc.h"
  28 #include "log.h"
  29 #include "confparser.h"
  30 #include "util.h"
  31
  32 #ifndef DEFAULT_CLIENT_CONFIG_FILE
  33 #define DEFAULT_CLIENT_CONFIG_FILE "/etc/polypaudio/client.conf"
  34 #endif
  35
  36 #ifndef DEFAULT_CLIENT_CONFIG_FILE_USER
  37 #define DEFAULT_CLIENT_CONFIG_FILE_USER ".polypaudio/client.conf"
  38 #endif
  39
  40 #define ENV_CLIENT_CONFIG_FILE "POLYP_CLIENTCONFIG"
  41 #define ENV_DEFAULT_SINK "POLYP_SINK"
  42 #define ENV_DEFAULT_SOURCE "POLYP_SOURCE"
  43 #define ENV_DEFAULT_SERVER "POLYP_SERVER"
  44 #define ENV_DAEMON_BINARY "POLYP_BINARY"
  45
  46
  47 static const struct pa_client_conf default_conf = {
  48     .daemon_binary = NULL,
  49     .extra_arguments = NULL,
  50     .default_sink = NULL,
  51     .default_source = NULL,
  52     .default_server = NULL,
  53     .autospawn = 0
  54 };
  55
  56 struct pa_client_conf *pa_client_conf_new(void) {
  57     struct pa_client_conf *c = pa_xmemdup(&default_conf, sizeof(default_conf));
  58
  59     c->daemon_binary = pa_xstrdup(POLYPAUDIO_BINARY);
  60     c->extra_arguments = pa_xstrdup("--daemonize=yes --log-target=syslog");
  61
  62     return c;
  63 }
  64
  65 void pa_client_conf_free(struct pa_client_conf *c) {
  66     assert(c);
  67     pa_xfree(c->daemon_binary);
  68     pa_xfree(c->extra_arguments);
  69     pa_xfree(c->default_sink);
  70     pa_xfree(c->default_source);
  71     pa_xfree(c->default_server);
  72     pa_xfree(c);
  73 }
  74 int pa_client_conf_load(struct pa_client_conf *c, const char *filename) {
  75     char *def = NULL;
  76     int r;
  77
  78     const struct pa_config_item table[] = {
  79         { "daemon-binary",          pa_config_parse_string,  &c->daemon_binary },
  80         { "extra-arguments",        pa_config_parse_string,  &c->extra_arguments },
  81         { "default-sink",           pa_config_parse_string,  &c->default_sink },
  82         { "default-source",         pa_config_parse_string,  &c->default_source },
  83         { "default-server",         pa_config_parse_string,  &c->default_server },
  84         { "autospawn",              pa_config_parse_bool,    &c->autospawn },
  85         { NULL,                     NULL,                    NULL },
  86     };
  87
  88     if (!filename)
  89         filename = getenv(ENV_CLIENT_CONFIG_FILE);
  90
  91     if (!filename) {
  92         char *h;
  93
  94         if ((h = getenv("HOME"))) {
  95             def = pa_sprintf_malloc("%s/%s", h, DEFAULT_CLIENT_CONFIG_FILE_USER);
  96
  97             if (!access(def, F_OK))
  98                 filename = def;
  99             else {
 100                 pa_xfree(def);
 101                 def = NULL;
 102             }
 103         }
 104     }
 105
 106     if (!filename)
 107         filename = DEFAULT_CLIENT_CONFIG_FILE;
 108
 109     r = pa_config_parse(filename, table, NULL);
 110     pa_xfree(def);
 111     return r;
 112 }
 113
 114 int pa_client_conf_env(struct pa_client_conf *c) {
 115     char *e;
 116
 117     if ((e = getenv(ENV_DEFAULT_SINK))) {
 118         pa_xfree(c->default_sink);
 119         c->default_sink = pa_xstrdup(e);
 120     }
 121
 122     if ((e = getenv(ENV_DEFAULT_SOURCE))) {
 123         pa_xfree(c->default_source);
 124         c->default_source = pa_xstrdup(e);
 125     }
 126
 127     if ((e = getenv(ENV_DEFAULT_SERVER))) {
 128         pa_xfree(c->default_server);
 129         c->default_server = pa_xstrdup(e);
 130     }
 131
 132     if ((e = getenv(ENV_DAEMON_BINARY))) {
 133         pa_xfree(c->daemon_binary);
 134         c->daemon_binary = pa_xstrdup(e);
 135     }
 136
 137     return 0;
 138 }