184 lines
3.8 KiB
Plaintext
184 lines
3.8 KiB
Plaintext
%{
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/* $Id: cue.y,v 1.2 2008/03/23 17:21:34 karl Exp $
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Copyright (C) 2005, 2008 Rocky Bernstein <rocky@gnu.org>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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extern FILE *cuein;
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int cuelex(void);
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int cueerror(char *s);
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#ifdef STANDALONE
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#include <getopt.h>
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#define YYDEBUG 1
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#endif
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%}
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/* BISON Declarations */
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%token TRACK_TOKEN
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%token AUDIO_TOKEN
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%token MODE1_2048_TOKEN
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%token MODE1_2352_TOKEN
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%token MODE2_2336_TOKEN
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%token MODE2_2352_TOKEN
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%token INDEX_TOKEN
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%token FILE_TOKEN
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%token PREGAP_TOKEN
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%token POSTGAP_TOKEN
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%token BINARY_TOKEN
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%token MOTOROLA_TOKEN
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%token FLAGS_TOKEN
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%token CATALOG_TOKEN
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%token ISRC_TOKEN
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%token FOURCH_TOKEN
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%token DCP_TOKEN
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%token PRE_TOKEN
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%token COLON_TOKEN
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%token INTEGER_TOKEN
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%token SPACES_TOKEN
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%token STRING_TOKEN
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%token FILENAME_TOKEN
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/* Grammar follows */
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%%
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/* We optionally allow spaces at the end of the file.
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*/
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cue: cue_stmts opt_spaces ;
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/* one or more cuesheet statements. We allow spaces before the beginning
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of the cuesheet statement */
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cue_stmts: cue_stmts SPACES_TOKEN cue_stmt | opt_spaces cue_stmt ;
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cue_stmt: catalog_stmt
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| file_stmt
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| track_stmt
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| flags_stmt
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| pregap_stmt
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| postgap_stmt
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| index_stmt
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;
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/* FILE *filename* {BINARY|MOTOROLA|AUDIO} */
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file_stmt: FILE_TOKEN SPACES_TOKEN file_id SPACES_TOKEN file_flags
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;
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file_id: FILENAME_TOKEN | STRING_TOKEN
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;
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file_flags: BINARY_TOKEN | MOTOROLA_TOKEN | AUDIO_TOKEN
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;
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/* CATALOG *n* */
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catalog_stmt: CATALOG_TOKEN INTEGER_TOKEN
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;
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/* TRACK *n* {MODE1/2048 | MODE1/2352 | MODE2/2336 | MODE2/2352} */
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track_stmt: TRACK_TOKEN SPACES_TOKEN INTEGER_TOKEN SPACES_TOKEN track_mode_exp
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;
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track_mode_exp: MODE1_2048_TOKEN
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| MODE1_2352_TOKEN
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| MODE2_2336_TOKEN
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| MODE2_2352_TOKEN
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;
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/* FLAGS {DCP | 4CH | PRE} */
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flags_stmt: FLAGS_TOKEN SPACES_TOKEN flags_exp
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;
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flags_exp: DCP_TOKEN | FOURCH_TOKEN | PRE_TOKEN
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;
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/* PREGAP dd:dd:ddx */
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pregap_stmt: PREGAP_TOKEN SPACES_TOKEN msf_exp
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;
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/* PROSTGAP dd:dd:dd */
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postgap_stmt: POSTGAP_TOKEN SPACES_TOKEN msf_exp
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;
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/* INDEX *n* dd:dd:dd */
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index_stmt: INDEX_TOKEN SPACES_TOKEN INTEGER_TOKEN SPACES_TOKEN msf_exp
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;
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/* a MSF e.g. 00:00:00 or 02:00 */
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msf_exp: INTEGER_TOKEN COLON_TOKEN INTEGER_TOKEN COLON_TOKEN INTEGER_TOKEN
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| INTEGER_TOKEN COLON_TOKEN INTEGER_TOKEN
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;
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opt_spaces: SPACES_TOKEN | ;
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%%
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#ifdef STANDALONE
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/* The controlling function */
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int
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cueerror(char *s) /* called by cueparse on error */
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{
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printf("%s\n",s);
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return(0);
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}
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int
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main( int argc, char **argv )
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{
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int c;
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cuedebug = 0;
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while (1) {
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int option_index = 0;
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static struct option long_options[] = {
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{"debug", 0, 0, 'd'},
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{0, 0, 0, 0}
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};
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c = getopt_long (argc, argv, "d", long_options, &option_index);
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if (c == -1)
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break;
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switch (c) {
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case 'd':
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cuedebug = 1;
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break;
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default:
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printf ("?? getopt returned character code 0%o ??\n", c);
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exit(1);
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}
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}
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if ( optind < argc )
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cuein = fopen( argv[optind], "r" );
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else
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cuein = stdin;
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if (cueparse()==0) {
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printf("Is a CUE file\n");
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} else {
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printf("Isn't a CUE file\n");
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}
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exit(0);
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}
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#endif /* STANDALONE*/
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