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/*
* alsamixer - curses mixer for the ALSA project
* Copyright (c) 1998,1999 Tim Janik
* Jaroslav Kysela <perex@perex.cz>
* Copyright (c) 2009 Clemens Ladisch <clemens@ladisch.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "aconfig.h"
#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
#include <getopt.h>
#include <alsa/asoundlib.h>
#include "gettext_curses.h"
#include "mixer_widget.h"
#include "mainloop.h"
static int use_color = 1;
static struct snd_mixer_selem_regopt selem_regopt = {
.ver = 1,
.abstract = SND_MIXER_SABSTRACT_NONE,
.device = "default",
};
static void show_help(void)
{
puts(_("Usage: alsamixer [options]"));
puts(_("Useful options:\n"
" -h, --help this help\n"
" -c, --card=NUMBER sound card number or id\n"
" -D, --device=NAME mixer device name\n"
" -V, --view=MODE starting view mode: playback/capture/all"));
puts(_("Debugging options:\n"
" -g, --no-color toggle using of colors\n"
" -a, --abstraction=NAME mixer abstraction level: none/basic"));
}
static void parse_options(int argc, char *argv[])
{
static const char short_options[] = "hc:D:V:gsa:";
static const struct option long_options[] = {
{ .name = "help", .val = 'h' },
{ .name = "card", .has_arg = 1, .val = 'c' },
{ .name = "device", .has_arg = 1, .val = 'D' },
{ .name = "view", .has_arg = 1, .val = 'V' },
{ .name = "no-color", .val = 'g' },
{ .name = "abstraction", .has_arg = 1, .val = 'a' },
{ }
};
int option;
int card_index;
static char name_buf[16];
while ((option = getopt_long(argc, argv, short_options,
long_options, NULL)) != -1) {
switch (option) {
case '?':
case 'h':
show_help();
exit(EXIT_SUCCESS);
case 'c':
card_index = snd_card_get_index(optarg);
if (card_index < 0) {
fprintf(stderr, _("invalid card index: %s\n"), optarg);
goto fail;
}
sprintf(name_buf, "hw:%d", card_index);
selem_regopt.device = name_buf;
break;
case 'D':
selem_regopt.device = optarg;
break;
case 'V':
if (*optarg == 'p' || *optarg == 'P')
view_mode = VIEW_MODE_PLAYBACK;
else if (*optarg == 'c' || *optarg == 'C')
view_mode = VIEW_MODE_CAPTURE;
else
view_mode = VIEW_MODE_ALL;
break;
case 'g':
use_color = !use_color;
break;
case 'a':
if (!strcmp(optarg, "none"))
selem_regopt.abstract = SND_MIXER_SABSTRACT_NONE;
else if (!strcmp(optarg, "basic"))
selem_regopt.abstract = SND_MIXER_SABSTRACT_BASIC;
else {
fprintf(stderr, _("unknown abstraction level: %s\n"), optarg);
goto fail;
}
break;
default:
fprintf(stderr, _("unknown option: %c\n"), option);
fail:
fputs(_("try `alsamixer --help' for more information\n"), stderr);
exit(EXIT_FAILURE);
}
}
}
int main(int argc, char *argv[])
{
setlocale(LC_ALL, "");
#ifdef ENABLE_NLS_IN_CURSES
textdomain(PACKAGE);
#endif
parse_options(argc, argv);
create_mixer_object(&selem_regopt);
initialize_curses(use_color);
create_mixer_widget();
mainloop();
app_shutdown();
return 0;
}
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