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|
%{
/*
* Gregorio is a program that translates gabc files to GregorioTeX
* This file implements the score lexer.
*
* Gregorio score determination in gabc input.
* Copyright (C) 2006-2015 The Gregorio Project (see CONTRIBUTORS.md)
*
* This file is part of Gregorio.
*
* 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 3 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 "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "struct.h"
#include "messages.h"
#include "bool.h"
#include "support.h"
#include "gabc.h"
#include "gabc-score-determination.h"
#include "gabc-score-determination-y.h"
static unsigned char style_stack = 0;
static bool eof_found = false;
#define YY_NO_INPUT
#define YY_INPUT(buf,result,max_size) \
if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) { \
int c = '*'; \
size_t n; \
for (n = 0; n < max_size \
&& (c = getc(gabc_score_determination_in)) != EOF \
&& c != '\n'; ++n ) { \
buf[n] = (char) c; \
} \
if (c == '\n') { \
buf[n++] = (char) c; \
} \
if (c == EOF && ferror(gabc_score_determination_in)) { \
YY_FATAL_ERROR("input in flex scanner failed"); \
} \
result = n; \
} else { \
errno=0; \
while ((result = fread(buf, 1, max_size, gabc_score_determination_in)) \
== 0 && ferror(gabc_score_determination_in)) { \
if (errno != EINTR) { \
YY_FATAL_ERROR("input in flex scanner failed"); \
break; \
} \
errno = 0; \
clearerr(gabc_score_determination_in); \
} \
} \
gabc_digest(buf, result)
#define YY_USER_ACTION gabc_update_location(&gabc_score_determination_lloc, \
gabc_score_determination_text, gabc_score_determination_leng);
%}
%x attribute
%x score
%x notes
%x style
%x verb
%x comments
%x inicomments
%x alt
%option stack
%option pointer
%option nounput
%option noyy_push_state
%option noyy_pop_state
%option noyy_top_state
%option align
%option noread
%option nomain
%option noalways-interactive
%option nonever-interactive
%option prefix="gabc_score_determination_"
%option noyywrap
%option 8bit
/* The expression for attribute below is rather messy because we allow
for (a) single-line values, ending with a semicolon at end of line or a
double semicolon, (b) multi-line values, which end at a double
semicolon. */
%%
<INITIAL>^(\xBB|\xEF|\xBF)* {
/* BOM written by a lot of windows softwares when they write UTF-8 */
}
<INITIAL>^[\n\r]+ {
/* ignoring empty lines */
}
<INITIAL>^[\%#] {
BEGIN(inicomments);
}
<inicomments>(\n|\r)+ {
BEGIN(INITIAL);
}
<inicomments>[^\n\r]* {
/* ignored */
}
<INITIAL>:(\ )? {
BEGIN(attribute);
return COLON;
}
<attribute>[^;\n\r]*(;[^;\n\r]+)*([\n\r]+[^;]*(;[^;]+)*)? {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return ATTRIBUTE;
}
<attribute>;(;|[\n\r]+) {
BEGIN(INITIAL);
return SEMICOLON;
}
<INITIAL>def-m[0-9] {
gabc_score_determination_lval.character = gabc_score_determination_text[5];
return DEF_MACRO;
}
<INITIAL>number-of-voices {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return NUMBER_OF_VOICES;
}
<INITIAL>name {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return NAME;
}
<INITIAL>score-copyright {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return SCORE_COPYRIGHT;
}
<INITIAL>gabc-copyright {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return GABC_COPYRIGHT;
}
<INITIAL>initial-style {
/* DEPRECATED by 4.1 */
return INITIAL_STYLE;
}
<INITIAL>mode {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return MODE;
}
<INITIAL>mode-modifier {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return MODE_MODIFIER;
}
<INITIAL>mode-differentia {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return MODE_DIFFERENTIA;
}
<INITIAL>annotation {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return ANNOTATION;
}
<INITIAL>author {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return AUTHOR;
}
<INITIAL>language {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return LANGUAGE;
}
<INITIAL>staff-lines {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return STAFF_LINES;
}
<INITIAL>nabc-lines {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return NABC_LINES;
}
<INITIAL>oriscus-orientation {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return ORISCUS_ORIENTATION;
}
<INITIAL>[A-Za-z0-9_]+(-[A-Za-z0-9_]+)* {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return OTHER_HEADER;
}
<INITIAL>--(.*) {
return VOICE_CHANGE;
}
<INITIAL>%(%)*(\n|\r)+ {
BEGIN(score);
return END_OF_DEFINITIONS;
}
<INITIAL>. {
gregorio_messagef("det_score", VERBOSITY_ERROR, 0,
_("unrecognized character: \"%c\" in definition part"),
gabc_score_determination_text[0]);
}
<score>[^-\{\}\(\[\]<%]+ {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return CHARACTERS;
}
<score>- {
return HYPHEN;
}
<score,style><i> {
BEGIN(style);
style_stack ++;
return I_BEGINNING;
}
<score,style><nlba> {
return BNLBA;
}
<score,style><\/nlba> {
return ENLBA;
}
<style><\/i> {
style_stack --;
if (style_stack == 0) {
BEGIN(score);
}
return I_END;
}
<score,style><tt> {
BEGIN(style);
style_stack ++;
return TT_BEGINNING;
}
<style><\/tt> {
style_stack --;
if (style_stack == 0) {
BEGIN(score);
}
return TT_END;
}
<score,style><ul> {
BEGIN(style);
style_stack ++;
return UL_BEGINNING;
}
<style><\/ul> {
style_stack --;
if (style_stack == 0) {
BEGIN(score);
}
return UL_END;
}
<score,style><c> {
BEGIN(style);
style_stack ++;
return C_BEGINNING;
}
<style><\/c> {
style_stack --;
if (style_stack == 0) {
BEGIN(score);
}
return C_END;
}
<score,style><b> {
BEGIN(style);
style_stack ++;
return B_BEGINNING;
}
<style><\/b> {
style_stack --;
if (style_stack == 0) {
BEGIN(score);
}
return B_END;
}
<score,style><sc> {
BEGIN(style);
style_stack ++;
return SC_BEGINNING;
}
<style><\/sc> {
style_stack --;
if (style_stack == 0) {
BEGIN(score);
}
return SC_END;
}
<score,style><sp> {
BEGIN(style);
style_stack ++;
return SP_BEGINNING;
}
<style><\/sp> {
style_stack --;
if (style_stack == 0) {
BEGIN(score);
}
return SP_END;
}
<style>[^<\{\}]* {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return CHARACTERS;
}
<score>\% {
BEGIN(comments);
}
<comments>(\n|\r)+ {
BEGIN(score);
}
<comments>[^\n\r]* {
/* ignored */
}
<style,score><v> {
BEGIN(verb);
return VERB_BEGINNING;
}
<verb><\/v> {
if (style_stack == 0) {
BEGIN(score);
} else {
BEGIN(style);
}
return VERB_END;
}
<verb>[^<]* {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return CHARACTERS;
}
<verb,style,score,alt>< {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return CHARACTERS;
}
<score,style>\{ {
return CENTER_BEGINNING;
}
<score,style>\} {
return CENTER_END;
}
<score><alt> {
BEGIN(alt);
return ALT_BEGIN;
}
<alt>[^<]* {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return CHARACTERS;
}
<alt><\/alt> {
BEGIN(score);
return ALT_END;
}
<score><eu> {
return EUOUAE_B;
}
<score><\/eu> {
return EUOUAE_E;
}
<score>\[\/] {
return TRANSLATION_CENTER_END;
}
<score>\[ {
return TRANSLATION_BEGINNING;
}
<score>\] {
return TRANSLATION_END;
}
<score>\( {
BEGIN(notes);
return OPENING_BRACKET;
}
<notes>[^&|\)]* {
gabc_score_determination_lval.text =
gregorio_strdup(gabc_score_determination_text);
return NOTES;
}
<notes>& {
return VOICE_CUT;
}
<notes>\| {
return NABC_CUT;
}
<notes>\) {
BEGIN(score);
return CLOSING_BRACKET;
}
<notes>\)(\ |\t|\n|\r)+ {
BEGIN(score);
return CLOSING_BRACKET_WITH_SPACE;
}
<<EOF>> {
if (!eof_found) {
eof_found = true;
return END_OF_FILE;
} else {
yyterminate();
}
}
%%
|