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actually add source code of module-default-device-restore

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1761 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-09-03 20:53:44 +00:00
parent 11bf38042f
commit c029038164
1 changed files with 103 additions and 0 deletions
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src/modules/module-default-device-restore.c Normal file
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/* $Id$ */
/***
This file is part of PulseAudio.
Copyright 2006 Lennart Poettering
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <pulsecore/core-util.h>
#include <pulsecore/module.h>
#include <pulsecore/log.h>
#include <pulsecore/namereg.h>
#include "module-default-device-restore-symdef.h"
PA_MODULE_AUTHOR("Lennart Poettering")
PA_MODULE_DESCRIPTION("Automatically restore the default sink and source")
PA_MODULE_VERSION(PACKAGE_VERSION)
#define DEFAULT_SINK_FILE "default-sink"
#define DEFAULT_SOURCE_FILE "default-source"
int pa__init(pa_module *m) {
FILE *f;
/* We never overwrite manually configured settings */
if (m->core->default_sink_name)
pa_log_info("Manually configured default sink, not overwriting.");
else if ((f = pa_open_config_file(NULL, DEFAULT_SINK_FILE, NULL, NULL, "r"))) {
char ln[256] = "";
fgets(ln, sizeof(ln)-1, f);
pa_strip_nl(ln);
fclose(f);
if (!ln[0])
pa_log_debug("No previous default sink setting, ignoring.");
else if (pa_namereg_get(m->core, ln, PA_NAMEREG_SINK, 1)) {
pa_namereg_set_default(m->core, ln, PA_NAMEREG_SINK);
pa_log_debug("Restored default sink '%s'.", ln);
} else
pa_log_info("Saved default sink '%s' not existant, not restoring default sink setting.", ln);
}
if (m->core->default_source_name)
pa_log_info("Manually configured default source, not overwriting.");
else if ((f = pa_open_config_file(NULL, DEFAULT_SOURCE_FILE, NULL, NULL, "r"))) {
char ln[256] = "";
fgets(ln, sizeof(ln)-1, f);
pa_strip_nl(ln);
fclose(f);
if (!ln[0])
pa_log_debug("No previous default source setting, ignoring.");
else if (pa_namereg_get(m->core, ln, PA_NAMEREG_SOURCE, 1)) {
pa_namereg_set_default(m->core, ln, PA_NAMEREG_SOURCE);
pa_log_debug("Restored default source '%s'.", ln);
} else
pa_log_info("Saved default source '%s' not existant, not restoring default source setting.", ln);
}
return 0;
}
void pa__done(pa_module*m) {
FILE *f;
if ((f = pa_open_config_file(NULL, DEFAULT_SINK_FILE, NULL, NULL, "w"))) {
const char *n = pa_namereg_get_default_sink_name(m->core);
fprintf(f, "%s\n", n ? n : "");
fclose(f);
}
if ((f = pa_open_config_file(NULL, DEFAULT_SOURCE_FILE, NULL, NULL, "w"))) {
const char *n = pa_namereg_get_default_source_name(m->core);
fprintf(f, "%s\n", n ? n : "");
fclose(f);
}
}