1/*
2 *  ALSA lisp implementation
3 *  Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
4 *
5 *
6 *   This library is free software; you can redistribute it and/or modify
7 *   it under the terms of the GNU Lesser General Public License as
8 *   published by the Free Software Foundation; either version 2.1 of
9 *   the License, or (at your option) any later version.
10 *
11 *   This program is distributed in the hope that it will be useful,
12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 *   GNU Lesser General Public License for more details.
15 *
16 *   You should have received a copy of the GNU Lesser General Public
17 *   License along with this library; if not, write to the Free Software
18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19 *
20 */
21
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25#include <unistd.h>
26#include <err.h>
27
28#include "asoundlib.h"
29#include "alisp.h"
30
31static int verbose = 0;
32static int warning = 0;
33static int debug = 0;
34
35static void interpret_filename(const char *file)
36{
37	struct alisp_cfg cfg;
38	snd_input_t *in;
39	snd_output_t *out;
40	int err;
41
42	memset(&cfg, 0, sizeof(cfg));
43	if (file != NULL && strcmp(file, "-") != 0) {
44		if ((err = snd_input_stdio_open(&in, file, "r")) < 0) {
45			fprintf(stderr, "unable to open filename '%s' (%s)\n", file, snd_strerror(err));
46			return;
47		}
48	} else {
49		if ((err = snd_input_stdio_attach(&in, stdin, 0)) < 0) {
50			fprintf(stderr, "unable to attach stdin '%s' (%s)\n", file, snd_strerror(err));
51			return;
52		}
53	}
54	if (snd_output_stdio_attach(&out, stdout, 0) < 0) {
55		snd_input_close(in);
56		fprintf(stderr, "unable to attach stdout (%s)\n", strerror(errno));
57		return;
58	}
59	cfg.verbose = verbose;
60	cfg.warning = warning;
61	cfg.debug = debug;
62	cfg.in = in;
63	cfg.out = cfg.eout = cfg.vout = cfg.wout = cfg.dout = out;
64	err = alsa_lisp(&cfg, NULL);
65	if (err < 0)
66		fprintf(stderr, "alsa lisp returned error %i (%s)\n", err, strerror(err));
67	else if (verbose)
68		printf("file %s passed ok via alsa lisp interpreter\n", file);
69	snd_output_close(out);
70	snd_input_close(in);
71}
72
73static void usage(void)
74{
75	fprintf(stderr, "usage: alsalisp [-vdw] [file...]\n");
76	exit(1);
77}
78
79int main(int argc, char **argv)
80{
81	int c;
82
83	while ((c = getopt(argc, argv, "vdw")) != -1) {
84		switch (c) {
85		case 'v':
86			verbose = 1;
87			break;
88		case 'd':
89			debug = 1;
90			break;
91		case 'w':
92			warning = 1;
93			break;
94		case '?':
95		default:
96			usage();
97			/* NOTREACHED */
98		}
99	}
100	argc -= optind;
101	argv += optind;
102
103	if (argc < 1)
104		interpret_filename(NULL);
105	else
106		while (*argv)
107			interpret_filename(*argv++);
108
109	return 0;
110}
111