%{ // -*-Fundamental-*-
/*
- lexer.l -- implement the Flex lexer
+ lexer.ll -- implement the Flex lexer
source file of the LilyPond music typesetter
- (c) 1996--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1996--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include <ctype.h>
#include <errno.h>
+/* Flex >= 2.5.29 fix; FlexLexer.h's multiple include bracing breaks
+ when building the actual lexer. */
+#define LEXER_CC
+
#include <iostream>
+using namespace std;
#include "parse-scm.hh"
#include "lily-guile.hh"
void strip_leading_white (String&);
String lyric_fudge (String s);
+SCM
+lookup_markup_command (String s);
bool
valid_version_b (String s);
SCM (* scm_parse_error_handler) (void *);
+
%}
%option c++
%x figures
%x quote
%x longcomment
-
+%x markup
A [a-zA-Z]
AA {A}|_
BLACK [^ \n\t\f\r]
RESTNAME [rs]
NOTECOMMAND \\{A}+
+MARKUPCOMMAND \\({A}|[-_])+
LYRICS ({AA}|{TEX})[^0-9 \t\n\f]*
ESCAPED [nt\\'"]
EXTENDER __
// windows-suck-suck-suck
}
-<INITIAL,chords,incl,lyrics,notes,figures>{
+<INITIAL,chords,incl,markup,lyrics,notes,figures>{
"%{" {
yy_push_state (longcomment);
}
exit (1);
}
-<INITIAL,chords,lyrics,notes,figures># { //embedded scm
+<INITIAL,markup,chords,lyrics,notes,figures># { //embedded scm
//char const* s = YYText () + 1;
char const* s = here_str0 ();
int n = 0;
return SCM_T;
}
SCM sval = ly_parse_scm (s, &n, here_input());
+ if (sval == SCM_UNDEFINED)
+ {
+ sval = SCM_UNSPECIFIED;
+ errorlevel_ = 1;
+ }
for (int i=0; i < n; i++)
{
yylval.scm = sval;
return SCM_T;
}
-<INITIAL,notes>{
+<INITIAL,notes,markup>{
\<\< {
return CHORD_OPEN;
}
return FIGURE_OPEN;
}
}
+
<notes,figures>{
{ALPHAWORD} {
return scan_bare_word (YYText ());
}
}
+
+<markup>{
+ \" {
+ start_quote ();
+ }
+ {MARKUPCOMMAND} {
+ String str (YYText() + 1);
+ SCM s = lookup_markup_command (str);
+
+ if (gh_pair_p (s) && gh_symbol_p (gh_cdr (s)) ) {
+ yylval.scm = gh_car(s);
+ SCM tag = gh_cdr(s);
+ if (tag == ly_symbol2scm("markup0"))
+ return MARKUP_HEAD_MARKUP0;
+ else if (tag == ly_symbol2scm ("markup0-markup1"))
+ return MARKUP_HEAD_MARKUP0_MARKUP1;
+ else if (tag == ly_symbol2scm ("markup-list0"))
+ return MARKUP_HEAD_LIST0;
+ else if (tag == ly_symbol2scm ("scheme0"))
+ return MARKUP_HEAD_SCM0;
+ else if (tag == ly_symbol2scm ("scheme0-scheme1"))
+ return MARKUP_HEAD_SCM0_SCM1;
+ else if (tag == ly_symbol2scm ("scheme0-markup1"))
+ return MARKUP_HEAD_SCM0_MARKUP1;
+ else if (tag == ly_symbol2scm ("scheme0-scheme1-markup2"))
+ return MARKUP_HEAD_SCM0_SCM1_MARKUP2;
+ else if (tag == ly_symbol2scm ("scheme0-scheme1-scheme2"))
+ return MARKUP_HEAD_SCM0_SCM1_SCM2;
+ else {
+ programming_error ("No parser tag defined for this signature. Abort");
+ ly_display_scm (s);
+ assert(false);
+ }
+ } else
+ return scan_escaped_word (str);
+ }
+ {LYRICS} {
+ String s (YYText ());
+
+ char c = s[s.length () - 1];
+ if (c == '{' || c == '}') // brace open is for not confusing dumb tools.
+ here_input ().warning (
+ _ ("Brace found at end of lyric. Did you forget a space?"));
+ yylval.scm = scm_makfrom0str (s.to_str0 ());
+
+
+ return STRING;
+ }
+ {WHITE} {
+
+ }
+ . {
+ return YYText ()[0];
+ }
+}
+
<<EOF>> {
yy_push_state (lyrics);
}
+void
+My_lily_lexer::push_markup_state ()
+{
+ yy_push_state (markup);
+}
+
void
My_lily_lexer::pop_state ()
{
} else if ((pitch = scm_hashq_get_handle (chordmodifier_tab_, sym))!= SCM_BOOL_F)
{
yylval.scm = ly_cdr (pitch);
- return CHORDMODIFIER_PITCH;
+ return CHORD_MODIFIER;
}
}
Lilypond_version ver (s);
if (! ((ver >= oldest_version) && (ver <= current)))
{
- non_fatal_error (_f ("Incorrect lilypond version: %s (%s, %s)", ver.string (), oldest_version.string (), current.string ()));
+ non_fatal_error (_f ("Incorrect lilypond version: %s (%s, %s)", ver.to_string (), oldest_version.to_string (), current.to_string ()));
non_fatal_error (_ ("Consider updating the input with the convert-ly script"));
return false;
}
}
+/*
+ substittute _ adn \,
+*/
String
lyric_fudge (String s)
{
return gh_cons (gh_int2scm (n), gh_int2scm (d));
}
+// Breaks for flex 2.5.31
+#if 0
/* avoid silly flex induced gcc warnings */
static void yy_push_state (int) {;}
static void yy_pop_state () {;}
yy_top_state ();
avoid_silly_flex_induced_gcc_warnings ();
}
+#endif
+
+SCM
+lookup_markup_command (String s)
+{
+ static SCM proc ;
+ if (!proc)
+ proc = scm_c_eval_string ("lookup-markup-command");
+
+ return scm_call_1 (proc, scm_makfrom0str (s.to_str0 ()));
+}