mirror of
https://gitee.com/openharmony/third_party_alsa-lib
synced 2024-12-04 05:43:10 +00:00
111 lines
2.6 KiB
C
111 lines
2.6 KiB
C
/*
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* ALSA lisp implementation
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* Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
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*
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <err.h>
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#include "asoundlib.h"
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#include "alisp.h"
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static int verbose = 0;
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static int warning = 0;
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static int debug = 0;
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static void interpret_filename(const char *file)
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{
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struct alisp_cfg cfg;
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snd_input_t *in;
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snd_output_t *out;
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int err;
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memset(&cfg, 0, sizeof(cfg));
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if (file != NULL && strcmp(file, "-") != 0) {
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if ((err = snd_input_stdio_open(&in, file, "r")) < 0) {
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fprintf(stderr, "unable to open filename '%s' (%s)\n", file, snd_strerror(err));
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return;
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}
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} else {
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if ((err = snd_input_stdio_attach(&in, stdin, 0)) < 0) {
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fprintf(stderr, "unable to attach stdin '%s' (%s)\n", file, snd_strerror(err));
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return;
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}
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}
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if (snd_output_stdio_attach(&out, stdout, 0) < 0) {
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snd_input_close(in);
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fprintf(stderr, "unable to attach stdout (%s)\n", strerror(errno));
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return;
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}
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cfg.verbose = verbose;
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cfg.warning = warning;
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cfg.debug = debug;
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cfg.in = in;
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cfg.out = cfg.eout = cfg.vout = cfg.wout = cfg.dout = out;
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err = alsa_lisp(&cfg, NULL);
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if (err < 0)
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fprintf(stderr, "alsa lisp returned error %i (%s)\n", err, strerror(err));
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else if (verbose)
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printf("file %s passed ok via alsa lisp interpreter\n", file);
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snd_output_close(out);
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snd_input_close(in);
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}
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static void usage(void)
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{
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fprintf(stderr, "usage: alsalisp [-vdw] [file...]\n");
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exit(1);
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}
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int main(int argc, char **argv)
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{
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int c;
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while ((c = getopt(argc, argv, "vdw")) != -1) {
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switch (c) {
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case 'v':
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verbose = 1;
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break;
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case 'd':
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debug = 1;
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break;
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case 'w':
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warning = 1;
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break;
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case '?':
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default:
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usage();
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/* NOTREACHED */
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}
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}
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argc -= optind;
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argv += optind;
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if (argc < 1)
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interpret_filename(NULL);
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else
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while (*argv)
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interpret_filename(*argv++);
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return 0;
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}
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