alsa-utils/topology/topology.c

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/*
Copyright(c) 2014-2015 Intel Corporation
Copyright(c) 2010-2011 Texas Instruments Incorporated,
All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License as
published by the Free Software Foundation.
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, write to the Free Software
Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
The full GNU General Public License is included in this distribution
in the file called LICENSE.GPL.
*/
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <sys/stat.h>
#include <dlfcn.h>
#include <getopt.h>
#include <assert.h>
#include <alsa/asoundlib.h>
#include <alsa/topology.h>
#include "gettext.h"
static snd_output_t *log;
static void usage(char *name)
{
printf(
_("Usage: %s [OPTIONS]...\n"
"\n"
"-h, --help help\n"
"-c, --compile=FILE compile file\n"
"-v, --verbose=LEVEL set verbosity level (0...1)\n"
"-o, --output=FILE set output file\n"
), name);
}
int main(int argc, char *argv[])
{
snd_tplg_t *snd_tplg;
static const char short_options[] = "hc:v:o:";
static const struct option long_options[] = {
{"help", 0, NULL, 'h'},
{"verbose", 1, NULL, 'v'},
{"compile", 1, NULL, 'c'},
{"output", 1, NULL, 'o'},
{0, 0, 0, 0},
};
char *source_file = NULL, *output_file = NULL;
int c, err, verbose = 0, option_index;
#ifdef ENABLE_NLS
setlocale(LC_ALL, "");
textdomain(PACKAGE);
#endif
err = snd_output_stdio_attach(&log, stderr, 0);
assert(err >= 0);
while ((c = getopt_long(argc, argv, short_options, long_options, &option_index)) != -1) {
switch (c) {
case 'h':
usage(argv[0]);
return 0;
case 'v':
verbose = atoi(optarg);
break;
case 'c':
source_file = optarg;
break;
case 'o':
output_file = optarg;
break;
default:
fprintf(stderr, _("Try `%s --help' for more information.\n"), argv[0]);
return 1;
}
}
if (source_file == NULL || output_file == NULL) {
usage(argv[0]);
return 1;
}
snd_tplg = snd_tplg_new();
if (snd_tplg == NULL) {
fprintf(stderr, _("failed to create new topology context\n"));
return 1;
}
snd_tplg_verbose(snd_tplg, verbose);
err = snd_tplg_build_file(snd_tplg, source_file, output_file);
if (err < 0) {
fprintf(stderr, _("failed to compile context %s\n"), source_file);
snd_tplg_free(snd_tplg);
unlink(output_file);
return 1;
}
snd_tplg_free(snd_tplg);
return 0;
}