X-Git-Url: https://git.donarmstrong.com/?p=lilypond.git;a=blobdiff_plain;f=lily%2Flexer.ll;h=19f84616f36ca3d38179f397daddfb1291a1d9ab;hp=df05b45c38a7db4a72dcbe1e69d87313f2316574;hb=da2cbdd4623e5ea51a2a99de4f2935b37195136e;hpb=6b0ff053180c478af89a60e28fbe57d6aeabc2d3 diff --git a/lily/lexer.ll b/lily/lexer.ll index df05b45c38..19f84616f3 100644 --- a/lily/lexer.ll +++ b/lily/lexer.ll @@ -2,7 +2,7 @@ /* This file is part of LilyPond, the GNU music typesetter. - Copyright (C) 1996--2012 Han-Wen Nienhuys + Copyright (C) 1996--2015 Han-Wen Nienhuys Jan Nieuwenhuizen LilyPond is free software: you can redistribute it and/or modify @@ -30,9 +30,9 @@ /* backup rules - after making a change to the lexer rules, run + after making a change to the lexer rules, run flex -b - and make sure that + and make sure that lex.backup contains no backup states, but only the reminder Compressed tables always back up. @@ -69,9 +69,9 @@ using namespace std; #include "pitch.hh" #include "source-file.hh" #include "std-string.hh" -#include "string-convert.hh" #include "version.hh" #include "warn.hh" +#include "lily-imports.hh" /* RH 7 fix (?) @@ -91,6 +91,15 @@ bool is_valid_version (string s); yylval = SCM_EOL; \ } while (0) +/* + The inside of \"violin1" is marked by commandquote mode +*/ + +#define start_command_quote() do { \ + yy_push_state (commandquote); \ + yylval = SCM_EOL; \ + } while (0) + #define yylval (*lexval_) #define yylloc (*lexloc_) @@ -111,10 +120,9 @@ SCM (* scm_parse_error_handler) (void *); %option debug %option yyclass="Lily_lexer" %option stack -%option never-interactive +%option never-interactive %option warn -%x extratoken %x chords %x figures %x incl @@ -124,6 +132,7 @@ SCM (* scm_parse_error_handler) (void *); %x markup %x notes %x quote +%x commandquote %x sourcefileline %x sourcefilename %x version @@ -148,14 +157,18 @@ A [a-zA-Z\200-\377] AA {A}|_ N [0-9] ANY_CHAR (.|\n) -WORD {A}([-_]{A}|{A})* -COMMAND \\{WORD} - +SYMBOL {A}([-_]{A}|{A})* +COMMAND \\{SYMBOL} +/* SPECIAL category is for every letter that needs to get passed to + * the parser rather than being redefinable by the user */ +SPECIAL [-+*/=<>{}!?_^'',.:] +SHORTHAND (.|\\.) UNSIGNED {N}+ E_UNSIGNED \\{N}+ FRACTION {N}+\/{N}+ INT -?{UNSIGNED} REAL ({INT}\.{N}*)|(-?\.{N}+) +STRICTREAL {UNSIGNED}\.{UNSIGNED} WHITE [ \n\t\f\r] HORIZONTALWHITE [ \t] BLACK [^ \n\t\f\r] @@ -172,40 +185,10 @@ BOM_UTF8 \357\273\277 // swallow and ignore carriage returns } -{ANY_CHAR} { - /* Generate a token without swallowing anything */ - - /* First unswallow the eaten character */ - add_lexed_char (-YYLeng ()); - yyless (0); - - /* produce requested token */ - int type = scm_to_int (scm_caar (extra_tokens_)); - yylval = scm_cdar (extra_tokens_); - extra_tokens_ = scm_cdr (extra_tokens_); - if (scm_is_null (extra_tokens_)) - yy_pop_state (); - - return type; -} - -<> { - /* Generate a token without swallowing anything */ - - /* produce requested token */ - int type = scm_to_int (scm_caar (extra_tokens_)); - yylval = scm_cdar (extra_tokens_); - extra_tokens_ = scm_cdr (extra_tokens_); - if (scm_is_null (extra_tokens_)) - yy_pop_state (); - - return type; -} - /* Use the trailing context feature. Otherwise, the BOM will not be found if the file starts with an identifier definition. */ {BOM_UTF8}/.* { - if (this->lexloc_->line_number () != 1 || this->lexloc_->column_number () != 0) + if (lexloc_->line_number () != 1 || lexloc_->column_number () != 0) { LexerWarning (_ ("stray UTF-8 BOM encountered").c_str ()); // exit (1); @@ -217,16 +200,10 @@ BOM_UTF8 \357\273\277 "%{" { yy_push_state (longcomment); } - %[^{\n\r][^\n\r]*[\n\r] { - (void) YYText_utf8 (); - } - %[^{\n\r] { // backup rule + %[^{\n\r][^\n\r]*[\n\r]? { (void) YYText_utf8 (); } - %[\n\r] { - } - %[^{\n\r][^\n\r]* { - (void) YYText_utf8 (); + %[\n\r]? { } {WHITE}+ { @@ -267,7 +244,7 @@ BOM_UTF8 \357\273\277 s = s.substr (0, s.rfind ('\"')); yy_pop_state (); - this->here_input().get_source_file ()->name_ = s; + here_input().get_source_file ()->name_ = s; message (_f ("Renaming input to: `%s'", s.c_str ())); progress_indication ("\n"); scm_module_define (scm_car (scopes_), @@ -281,7 +258,7 @@ BOM_UTF8 \357\273\277 sscanf (YYText (), "%d", &i); yy_pop_state (); - this->here_input ().get_source_file ()->set_line (here_input ().start (), i); + here_input ().get_source_file ()->set_line (here_input ().start (), i); } {ANY_CHAR} { @@ -320,7 +297,7 @@ BOM_UTF8 \357\273\277 yy_push_state (state); } else - error (_ ("\\maininput not allowed outside init files")); + LexerError (_ ("\\maininput not allowed outside init files").c_str ()); } \\include { @@ -353,12 +330,11 @@ BOM_UTF8 \357\273\277 } } (\$|#) { // scm for the filename - int n = 0; Input hi = here_input(); hi.step_forward (); - SCM sval = ly_parse_scm (hi.start (), &n, hi, - be_safe_global && is_main_input_, parser_); - sval = eval_scm (sval); + SCM sval = ly_parse_scm (hi, be_safe_global && is_main_input_, parser_); + sval = eval_scm (sval, hi); + int n = hi.end () - hi.start (); for (int i = 0; i < n; i++) { @@ -371,7 +347,7 @@ BOM_UTF8 \357\273\277 yy_pop_state (); } else { LexerError (_ ("string expected after \\include").c_str ()); - if (sval != SCM_UNDEFINED) { + if (!SCM_UNBNDP (sval)) { SCM err = scm_current_error_port (); scm_puts ("This value was found instead: ", err); scm_display (sval, err); @@ -380,20 +356,20 @@ BOM_UTF8 \357\273\277 } \"[^""]* { // backup rule - error (_ ("end quote missing")); - exit (1); + LexerError (_ ("end quote missing").c_str ()); + yy_pop_state (); } /* Flex picks the longest matching pattern including trailing * contexts. Without the backup pattern, r-. does not trigger the - * {RESTNAME} rule but rather the {WORD}/[-_] rule coming later, + * {RESTNAME} rule but rather the {SYMBOL}/[-_] rule coming later, * needed for avoiding backup states. */ {RESTNAME}/[-_] | // pseudo backup rule {RESTNAME} { char const *s = YYText (); - yylval = scm_from_locale_string (s); + yylval = scm_from_ascii_string (s); return RESTNAME; } q/[-_] | // pseudo backup rule @@ -408,15 +384,14 @@ BOM_UTF8 \357\273\277 return MULTI_MEASURE_REST; } # { //embedded scm - int n = 0; Input hi = here_input(); hi.step_forward (); - SCM sval = ly_parse_scm (hi.start (), &n, hi, - be_safe_global && is_main_input_, parser_); + SCM sval = ly_parse_scm (hi, be_safe_global && is_main_input_, parser_); - if (sval == SCM_UNDEFINED) + if (SCM_UNBNDP (sval)) error_level_ = 1; + int n = hi.end () - hi.start (); for (int i = 0; i < n; i++) { yyinput (); @@ -428,11 +403,11 @@ BOM_UTF8 \357\273\277 } \$ { //immediate scm - int n = 0; Input hi = here_input(); hi.step_forward (); - SCM sval = ly_parse_scm (hi.start (), &n, hi, - be_safe_global && is_main_input_, parser_); + SCM sval = ly_parse_scm (hi, be_safe_global && is_main_input_, parser_); + + int n = hi.end () - hi.start (); for (int i = 0; i < n; i++) { @@ -440,14 +415,14 @@ BOM_UTF8 \357\273\277 } char_count_stack_.back () += n; - sval = eval_scm (sval, '$'); + sval = eval_scm (sval, hi, '$'); int token = scan_scm_id (sval); if (!scm_is_eq (yylval, SCM_UNSPECIFIED)) return token; } -{ +{ \<\< { yylval = SCM_UNSPECIFIED; return DOUBLE_ANGLE_OPEN; @@ -458,7 +433,7 @@ BOM_UTF8 \357\273\277 } } -{ +{ \< { yylval = SCM_UNSPECIFIED; return ANGLE_OPEN; @@ -482,14 +457,32 @@ BOM_UTF8 \357\273\277 yylval = SCM_UNSPECIFIED; return FIGURE_OPEN; } + \\\+ { + yylval = SCM_UNSPECIFIED; + return E_PLUS; + } + \\! { + yylval = SCM_UNSPECIFIED; + return E_EXCLAMATION; + } + \\\\ { + yylval = SCM_UNSPECIFIED; + return E_BACKSLASH; + } + [][] { + yylval = SCM_UNSPECIFIED; + return YYText ()[0]; + } } { - {WORD}/[-_] | // backup rule - {WORD} { + {SYMBOL}/[-_] | // backup rule + {SYMBOL} { return scan_bare_word (YYText_utf8 ()); } - + \\\" { + start_command_quote (); + } {COMMAND}/[-_] | // backup rule {COMMAND} { return scan_escaped_word (YYText_utf8 () + 1); @@ -498,8 +491,12 @@ BOM_UTF8 \357\273\277 yylval = scan_fraction (YYText ()); return FRACTION; } - {UNSIGNED}/\/ | // backup rule - {UNSIGNED} { + {STRICTREAL} { + yylval = scm_c_read_string (YYText ()); + return REAL; + } + {UNSIGNED}/[/.] | // backup rule + {UNSIGNED} { yylval = scm_c_read_string (YYText ()); return UNSIGNED; } @@ -509,30 +506,35 @@ BOM_UTF8 \357\273\277 } } -{ +{ \\{ESCAPED} { char c = escaped_char (YYText ()[1]); - yylval = scm_cons (scm_from_locale_stringn (&c, 1), + yylval = scm_cons (scm_from_ascii_stringn (&c, 1), yylval); } [^\\""]+ { - yylval = scm_cons (scm_from_locale_string (YYText_utf8 ()), + yylval = scm_cons (scm_from_utf8_string (YYText_utf8 ()), yylval); } \" { - yy_pop_state (); - /* yylval is union. Must remember STRING before setting SCM*/ yylval = scm_string_concatenate_reverse (yylval, SCM_UNDEFINED, SCM_UNDEFINED); + if (get_state () == commandquote) { + yy_pop_state (); + return scan_escaped_word (ly_scm2string (yylval)); + } + + yy_pop_state (); + return STRING; } \\ { - yylval = scm_cons (scm_from_locale_string (YYText ()), + yylval = scm_cons (scm_from_ascii_string (YYText ()), yylval); } } @@ -545,21 +547,32 @@ BOM_UTF8 \357\273\277 yylval = scan_fraction (YYText ()); return FRACTION; } - {UNSIGNED}/\/ | // backup rule + {STRICTREAL} { + yylval = scm_c_read_string (YYText ()); + return REAL; + } + {UNSIGNED}/[/.] | // backup rule {UNSIGNED} { yylval = scm_c_read_string (YYText ()); return UNSIGNED; } + \\\" { + start_command_quote (); + } {COMMAND}/[-_] | // backup rule {COMMAND} { return scan_escaped_word (YYText_utf8 () + 1); } - /* Characters needed to express durations, assignments, barchecks */ - [*.=|] { + \\.|\| { + // UTF-8 already covered by COMMAND + return scan_shorthand (YYText ()); + } + /* Characters needed to express durations, assignments */ + [*.=] { yylval = SCM_UNSPECIFIED; return YYText ()[0]; } - [^$#{}\"\\ \t\n\r\f0-9]+ { + [^|*.=$#{}\"\\ \t\n\r\f0-9][^$#{}\"\\ \t\n\r\f0-9]* { /* ugr. This sux. */ string s (YYText_utf8 ()); yylval = SCM_UNSPECIFIED; @@ -570,19 +583,22 @@ BOM_UTF8 \357\273\277 s = lyric_fudge (s); yylval = ly_string2scm (s); - return STRING; + return SYMBOL; } /* This should really just cover {} */ - . { + [{}] { yylval = SCM_UNSPECIFIED; - return YYText ()[0]; // above catches all multibytes. + return YYText ()[0]; } } { - {WORD}/[-_] | // backup rule - {WORD} { + {SYMBOL}/[-_] | // backup rule + {SYMBOL} { return scan_bare_word (YYText_utf8 ()); } + \\\" { + start_command_quote (); + } {COMMAND}/[-_] | // backup rule {COMMAND} { return scan_escaped_word (YYText_utf8 () + 1); @@ -616,10 +632,6 @@ BOM_UTF8 \357\273\277 yylval = SCM_UNSPECIFIED; return CHORD_CARET; } - . { - yylval = SCM_UNSPECIFIED; - return YYText ()[0]; // WORD catches all multibyte. - } } @@ -628,6 +640,13 @@ BOM_UTF8 \357\273\277 yylval = SCM_UNSPECIFIED; return SCORE; } + \\score-lines { + yylval = SCM_UNSPECIFIED; + return SCORELINES; + } + \\\" { + start_command_quote (); + } {COMMAND}/[-_] | // backup rule {COMMAND} { string str (YYText_utf8 () + 1); @@ -665,29 +684,19 @@ BOM_UTF8 \357\273\277 // value (for token type MARKUP_FUNCTION or // MARKUP_LIST_FUNCTION). - push_extra_token(EXPECT_NO_MORE_ARGS); - s = scm_cdr(s); - for (; scm_is_pair(s); s = scm_cdr(s)) { - SCM predicate = scm_car(s); + push_markup_predicates (scm_cdr (s)); - if (predicate == ly_lily_module_constant ("markup-list?")) - push_extra_token(EXPECT_MARKUP_LIST); - else if (predicate == ly_lily_module_constant ("markup?")) - push_extra_token(EXPECT_MARKUP); - else - push_extra_token(EXPECT_SCM, predicate); - } return token_type; } [^$#{}\"\\ \t\n\r\f]+ { string s (YYText_utf8 ()); yylval = ly_string2scm (s); - return STRING; + return SYMBOL; } - . { + [{}] { yylval = SCM_UNSPECIFIED; - return YYText ()[0]; // Above is catchall for multibyte + return YYText ()[0]; } } @@ -696,7 +705,7 @@ BOM_UTF8 \357\273\277 yy_pop_state (); } -<> { +<> { LexerError (_ ("EOF found inside string").c_str ()); yy_pop_state (); } @@ -714,10 +723,11 @@ BOM_UTF8 \357\273\277 { LexerError (_ ("Unfinished main input").c_str ()); do { - pop_state (); + yy_pop_state (); } while (YYSTATE != maininput); } - pop_state (); + extra_tokens_ = SCM_EOL; + yy_pop_state (); } if (!close_input () || !is_main_input_) /* Returns YY_NULL */ @@ -728,7 +738,7 @@ BOM_UTF8 \357\273\277 yyterminate (); } -. { +{ANY_CHAR} { while (include_stack_.size () > main_input_level_ && close_input ()) ; @@ -736,10 +746,13 @@ BOM_UTF8 \357\273\277 } { - {WORD}/[-_] | // backup rule - {WORD} { + {SYMBOL}/[-_] | // backup rule + {SYMBOL} { return scan_bare_word (YYText_utf8 ()); } + \\\" { + start_command_quote (); + } {COMMAND}/[-_] | // backup rule {COMMAND} { return scan_escaped_word (YYText_utf8 () + 1); @@ -764,51 +777,18 @@ BOM_UTF8 \357\273\277 } -[{}] { - yylval = SCM_UNSPECIFIED; - return YYText ()[0]; -} - --/\. | // backup rule -[*:=] { +-/\. { // backup rule yylval = SCM_UNSPECIFIED; return YYText ()[0]; } -. { +{SPECIAL} { yylval = SCM_UNSPECIFIED; return YYText ()[0]; } -\\. { - yylval = SCM_UNSPECIFIED; - char c = YYText ()[1]; - - switch (c) { - case '>': - return E_ANGLE_CLOSE; - case '<': - return E_ANGLE_OPEN; - case '!': - return E_EXCLAMATION; - case '(': - return E_OPEN; - case ')': - return E_CLOSE; - case '[': - return E_BRACKET_OPEN; - case '+': - return E_PLUS; - case ']': - return E_BRACKET_CLOSE; - case '~': - return E_TILDE; - case '\\': - return E_BACKSLASH; - - default: - return E_CHAR; - } +{SHORTHAND} { + return scan_shorthand (YYText_utf8 ()); // should not be utf-8 } <*>.[\200-\277]* { @@ -820,18 +800,28 @@ BOM_UTF8 \357\273\277 %% -/* Make the lexer generate a token of the given type as the next token. +/* Make the lexer generate a token of the given type as the next token. TODO: make it possible to define a value for the token as well */ void -Lily_lexer::push_extra_token (int token_type, SCM scm) +Lily_lexer::push_extra_token (Input const &where, int token_type, SCM scm) +{ + extra_tokens_ = scm_cons (scm_cons2 (where.smobbed_copy (), + scm_from_int (token_type), + scm), extra_tokens_); +} + +int +Lily_lexer::pop_extra_token () { if (scm_is_null (extra_tokens_)) - { - if (YY_START != extratoken) - hidden_state_ = YY_START; - yy_push_state (extratoken); - } - extra_tokens_ = scm_acons (scm_from_int (token_type), scm, extra_tokens_); + return -1; + + /* produce requested token */ + yylloc = *unsmob (scm_caar (extra_tokens_)); + int type = scm_to_int (scm_cadar (extra_tokens_)); + yylval = scm_cddar (extra_tokens_); + extra_tokens_ = scm_cdr (extra_tokens_); + return type; } void @@ -872,43 +862,43 @@ Lily_lexer::push_markup_state () void Lily_lexer::push_note_state (SCM alist) { - bool extra = (YYSTATE == extratoken); - SCM p = scm_assq (alist, pitchname_tab_stack_); - if (extra) - yy_pop_state (); - if (scm_is_false (p)) p = scm_cons (alist, alist_to_hashq (alist)); pitchname_tab_stack_ = scm_cons (p, pitchname_tab_stack_); yy_push_state (notes); - - if (extra) { - hidden_state_ = YYSTATE; - yy_push_state (extratoken); - } } void Lily_lexer::pop_state () { - bool extra = (YYSTATE == extratoken); - - if (extra) - yy_pop_state (); - if (YYSTATE == notes || YYSTATE == chords) pitchname_tab_stack_ = scm_cdr (pitchname_tab_stack_); - yy_pop_state (); + // don't cross the maininput threshold + if (YYSTATE != maininput) + yy_pop_state (); + +} - if (extra) { - hidden_state_ = YYSTATE; - yy_push_state (extratoken); +void +Lily_lexer::push_markup_predicates (SCM sig) +{ + push_extra_token (here_input (), EXPECT_NO_MORE_ARGS); + for (SCM s = sig; scm_is_pair(s); s = scm_cdr(s)) { + SCM predicate = scm_car(s); + + if (scm_is_eq (predicate, SCM (Lily::markup_list_p))) + push_extra_token (here_input (), EXPECT_MARKUP_LIST); + else if (scm_is_eq (predicate, SCM (Lily::markup_p))) + push_extra_token (here_input (), EXPECT_MARKUP); + else + push_extra_token (here_input (), EXPECT_SCM, predicate); } } + int Lily_lexer::identifier_type (SCM sid) { @@ -918,7 +908,7 @@ Lily_lexer::identifier_type (SCM sid) int -Lily_lexer::scan_escaped_word (string str) +Lily_lexer::scan_escaped_word (const string &str) { // use more SCM for this. @@ -931,10 +921,35 @@ Lily_lexer::scan_escaped_word (string str) return i; SCM sid = lookup_identifier (str); - if (sid != SCM_UNDEFINED) + if (Music *m = unsmob (sid)) + { + m->set_spot (override_input (here_input ())); + } + + if (!SCM_UNBNDP (sid)) return scan_scm_id (sid); - string msg (_f ("unknown escaped string: `\\%s'", str)); + string msg (_f ("unknown escaped string: `\\%s'", str)); + LexerError (msg.c_str ()); + + yylval = ly_string2scm (str); + + return STRING; // SYMBOL would cause additional processing +} + +int +Lily_lexer::scan_shorthand (const string &str) +{ + SCM sid = lookup_identifier (str); + if (Music *m = unsmob (sid)) + { + m->set_spot (override_input (here_input ())); + } + + if (!SCM_UNBNDP (sid)) + return scan_scm_id (sid); + + string msg (_f ("undefined character or shorthand: %s", str)); LexerError (msg.c_str ()); yylval = ly_string2scm (str); @@ -945,13 +960,13 @@ Lily_lexer::scan_escaped_word (string str) int Lily_lexer::scan_scm_id (SCM sid) { - if (is_music_function (sid)) + if (Music_function *fun = unsmob (sid)) { int funtype = SCM_FUNCTION; yylval = sid; - SCM s = get_music_function_signature (sid); + SCM s = fun->get_signature (); SCM cs = scm_car (s); if (scm_is_pair (cs)) @@ -959,15 +974,15 @@ Lily_lexer::scan_scm_id (SCM sid) cs = SCM_CAR (cs); } - if (scm_is_eq (cs, ly_lily_module_constant ("ly:music?"))) + if (scm_is_eq (cs, SCM (Lily::ly_music_p))) funtype = MUSIC_FUNCTION; - else if (scm_is_eq (cs, ly_lily_module_constant ("ly:event?"))) + else if (scm_is_eq (cs, SCM (Lily::ly_event_p))) funtype = EVENT_FUNCTION; else if (ly_is_procedure (cs)) funtype = SCM_FUNCTION; else programming_error ("Bad syntax function predicate"); - push_extra_token (EXPECT_NO_MORE_ARGS); + push_extra_token (here_input (), EXPECT_NO_MORE_ARGS); for (s = scm_cdr (s); scm_is_pair (s); s = scm_cdr (s)) { SCM optional = SCM_UNDEFINED; @@ -978,20 +993,16 @@ Lily_lexer::scan_scm_id (SCM sid) optional = SCM_CDR (cs); cs = SCM_CAR (cs); } - - if (cs == Pitch_type_p_proc) - push_extra_token (EXPECT_PITCH); - else if (cs == Duration_type_p_proc) - push_extra_token (EXPECT_DURATION); - else if (ly_is_procedure (cs)) - push_extra_token (EXPECT_SCM, cs); + + if (ly_is_procedure (cs)) + push_extra_token (here_input (), EXPECT_SCM, cs); else { programming_error ("Function parameter without type-checking predicate"); continue; } if (!scm_is_eq (optional, SCM_UNDEFINED)) - push_extra_token (EXPECT_OPTIONAL, optional); + push_extra_token (here_input (), EXPECT_OPTIONAL, optional); } return funtype; } @@ -1000,39 +1011,47 @@ Lily_lexer::scan_scm_id (SCM sid) } int -Lily_lexer::scan_bare_word (string str) +Lily_lexer::scan_word (SCM & output, SCM sym) { - SCM sym = ly_symbol2scm (str.c_str ()); if ((YYSTATE == notes) || (YYSTATE == chords)) { SCM handle = SCM_BOOL_F; if (scm_is_pair (pitchname_tab_stack_)) handle = scm_hashq_get_handle (scm_cdar (pitchname_tab_stack_), sym); - + if (scm_is_pair (handle)) { - yylval = scm_cdr (handle); - if (unsmob_pitch (yylval)) + output = scm_cdr (handle); + if (unsmob (yylval)) return (YYSTATE == notes) ? NOTENAME_PITCH : TONICNAME_PITCH; else if (scm_is_symbol (yylval)) return DRUM_PITCH; } else if ((YYSTATE == chords) - && (handle = scm_hashq_get_handle (chordmodifier_tab_, sym))!= SCM_BOOL_F) + && scm_is_true (handle = scm_hashq_get_handle (chordmodifier_tab_, sym))) { - yylval = scm_cdr (handle); + output = scm_cdr (handle); return CHORD_MODIFIER; } } + output = SCM_UNDEFINED; + return -1; +} + +int +Lily_lexer::scan_bare_word (const string &str) +{ + int state = scan_word (yylval, ly_symbol2scm (str.c_str ())); + if (state >= 0) + { + return state; + } yylval = ly_string2scm (str); - return STRING; + return SYMBOL; } int Lily_lexer::get_state () const { - if (YY_START == extratoken) - return hidden_state_; - else - return YY_START; + return YY_START; } bool @@ -1067,14 +1086,14 @@ Lily_lexer::is_figure_state () const // this function is private. SCM -Lily_lexer::eval_scm (SCM readerdata, char extra_token) +Lily_lexer::eval_scm (SCM readerdata, Input hi, char extra_token) { SCM sval = SCM_UNDEFINED; if (!SCM_UNBNDP (readerdata)) { - sval = ly_eval_scm (scm_car (readerdata), - *unsmob_input (scm_cdr (readerdata)), + sval = ly_eval_scm (readerdata, + hi, be_safe_global && is_main_input_, parser_); } @@ -1090,19 +1109,28 @@ Lily_lexer::eval_scm (SCM readerdata, char extra_token) sval = scm_struct_ref (sval, SCM_INUM0); if (scm_is_pair (sval)) { - for (SCM v = scm_reverse (scm_cdr (sval)); - scm_is_pair (v); - v = scm_cdr (v)) + for (SCM p = scm_reverse (scm_cdr (sval)); + scm_is_pair (p); + p = scm_cdr (p)) { + SCM v = scm_car (p); + if (Music *m = unsmob (v)) + { + if (!unsmob (m->get_property ("origin"))) + m->set_spot (override_input (here_input ())); + } + int token; switch (extra_token) { case '$': - token = scan_scm_id (scm_car (v)); + token = scan_scm_id (v); if (!scm_is_eq (yylval, SCM_UNSPECIFIED)) - push_extra_token (token, yylval); + push_extra_token (here_input (), + token, yylval); break; case '#': - push_extra_token (SCM_IDENTIFIER, scm_car (v)); + push_extra_token (here_input (), + SCM_IDENTIFIER, v); break; } } @@ -1111,6 +1139,12 @@ Lily_lexer::eval_scm (SCM readerdata, char extra_token) sval = SCM_UNSPECIFIED; } + if (Music *m = unsmob (sval)) + { + if (!unsmob (m->get_property ("origin"))) + m->set_spot (override_input (here_input ())); + } + return sval; } @@ -1225,7 +1259,7 @@ Lily_lexer::YYText_utf8 () /* urg, belong to string (_convert) - and should be generalised + and should be generalised */ void strip_leading_white (string&s) @@ -1241,8 +1275,8 @@ strip_leading_white (string&s) void strip_trailing_white (string&s) { - ssize i = s.length (); - while (i--) + ssize i = s.length (); + while (i--) if (!isspace (s[i])) break; @@ -1259,8 +1293,13 @@ is_valid_version (string s) { Lilypond_version current ( MAJOR_VERSION "." MINOR_VERSION "." PATCH_LEVEL ); Lilypond_version ver (s); - if (int (ver) < oldest_version) - { + if (!ver) + { + non_fatal_error (_f ("Invalid version string \"%s\"", s)); + return false; + } + if (ver < oldest_version) + { non_fatal_error (_f ("file too old: %s (oldest supported: %s)", ver.to_string (), oldest_version.to_string ())); non_fatal_error (_ ("consider updating the input with the convert-ly script")); return false; @@ -1273,7 +1312,7 @@ is_valid_version (string s) } return true; } - + /* substitute _ @@ -1300,23 +1339,20 @@ scan_fraction (string frac) string left = frac.substr (0, i); string right = frac.substr (i + 1, (frac.length () - i + 1)); - int n = String_convert::dec2int (left); - int d = String_convert::dec2int (right); - return scm_cons (scm_from_int (n), scm_from_int (d)); + return scm_cons (scm_c_read_string (left.c_str ()), + scm_c_read_string (right.c_str ())); } SCM lookup_markup_command (string s) { - SCM proc = ly_lily_module_constant ("lookup-markup-command"); - return scm_call_1 (proc, ly_string2scm (s)); + return Lily::lookup_markup_command (ly_string2scm (s)); } SCM lookup_markup_list_command (string s) { - SCM proc = ly_lily_module_constant ("lookup-markup-list-command"); - return scm_call_1 (proc, ly_string2scm (s)); + return Lily::lookup_markup_list_command (ly_string2scm (s)); } /* Shut up lexer warnings. */