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 "conf-parser.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 static const struct pa_client_conf default_conf = {
  47     .daemon_binary = NULL,
  48     .extra_arguments = NULL,
  49     .default_sink = NULL,
  50     .default_source = NULL,
  51     .default_server = NULL,
  52     .autospawn = 0
  53 };
  54
  55 struct pa_client_conf *pa_client_conf_new(void) {
  56     struct pa_client_conf *c = pa_xmemdup(&default_conf, sizeof(default_conf));
  57
  58     c->daemon_binary = pa_xstrdup(POLYPAUDIO_BINARY);
  59     c->extra_arguments = pa_xstrdup("--log-target=syslog --exit-idle-time=5");
  60
  61     return c;
  62 }
  63
  64 void pa_client_conf_free(struct pa_client_conf *c) {
  65     assert(c);
  66     pa_xfree(c->daemon_binary);
  67     pa_xfree(c->extra_arguments);
  68     pa_xfree(c->default_sink);
  69     pa_xfree(c->default_source);
  70     pa_xfree(c->default_server);
  71     pa_xfree(c);
  72 }
  73 int pa_client_conf_load(struct pa_client_conf *c, const char *filename) {
  74     char *def = NULL;
  75     int r;
  76
  77     struct pa_config_item table[] = {
  78         { "daemon-binary",          pa_config_parse_string,  NULL },
  79         { "extra-arguments",        pa_config_parse_string,  NULL },
  80         { "default-sink",           pa_config_parse_string,  NULL },
  81         { "default-source",         pa_config_parse_string,  NULL },
  82         { "default-server",         pa_config_parse_string,  NULL },
  83         { "autospawn",              pa_config_parse_bool,    NULL },
  84         { NULL,                     NULL,                    NULL },
  85     };
  86
  87     table[0].data = &c->daemon_binary;
  88     table[1].data = &c->extra_arguments;
  89     table[2].data = &c->default_sink;
  90     table[3].data = &c->default_source;
  91     table[4].data = &c->default_server;
  92     table[5].data = &c->autospawn;
  93
  94     if (!filename)
  95         filename = getenv(ENV_CLIENT_CONFIG_FILE);
  96
  97     if (!filename) {
  98         char *h;
  99
 100         if ((h = getenv("HOME"))) {
 101             def = pa_sprintf_malloc("%s/%s", h, DEFAULT_CLIENT_CONFIG_FILE_USER);
 102
 103             if (!access(def, F_OK))
 104                 filename = def;
 105             else {
 106                 pa_xfree(def);
 107                 def = NULL;
 108             }
 109         }
 110     }
 111
 112     if (!filename)
 113         filename = DEFAULT_CLIENT_CONFIG_FILE;
 114
 115     r = pa_config_parse(filename, table, NULL);
 116     pa_xfree(def);
 117     return r;
 118 }
 119
 120 int pa_client_conf_env(struct pa_client_conf *c) {
 121     char *e;
 122
 123     if ((e = getenv(ENV_DEFAULT_SINK))) {
 124         pa_xfree(c->default_sink);
 125         c->default_sink = pa_xstrdup(e);
 126     }
 127
 128     if ((e = getenv(ENV_DEFAULT_SOURCE))) {
 129         pa_xfree(c->default_source);
 130         c->default_source = pa_xstrdup(e);
 131     }
 132
 133     if ((e = getenv(ENV_DEFAULT_SERVER))) {
 134         pa_xfree(c->default_server);
 135         c->default_server = pa_xstrdup(e);
 136     }
 137
 138     if ((e = getenv(ENV_DAEMON_BINARY))) {
 139         pa_xfree(c->daemon_binary);
 140         c->daemon_binary = pa_xstrdup(e);
 141     }
 142
 143     return 0;
 144 }