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%{
#include "tree_bison_context.hpp"
#include "tree_bison_cst.hpp"
#include "tree_bison_parse.hpp"
#define YY_USER_ACTION yylloc->first_line = yylloc->last_line = yylineno;
%}
%option nostdinit
/*%option nodefault*/
%option nounput
%option noyywrap
%option reentrant
%option bison-bridge
%option bison-locations
%option yylineno
%option prefix="tree_bison_"
%option header-file="tree_bison_lex.hpp"
%option extra-type="context *"
%x ccomment cfragment action rules
IDENT [[:alpha:]_][[:alnum:]_]*
%%
\%\{ BEGIN(cfragment);
\%\% BEGIN(rules);
<INITIAL>{
\n /* ignore */
. /* ignore */
}
<cfragment>{
\%\} BEGIN(INITIAL);
\n /* ignore */
. /* ignore */
}
<action>{
\{ ++yyextra->bracecount;
\} if(!--yyextra->bracecount) { BEGIN(rules); }
\n /* ignore */
. /* ignore */
}
<rules>{
\r /* ignore */
\ /* ignore */
\t /* ignore */
\n /* ignore */
; return SEMICOLON;
\| return BAR;
\{ yyextra->bracecount = 1; BEGIN(action);
\/\*-[^-]*-\*\/ yylval->string = strndup(yytext+3, yyleng-6); return NAME_HINT;
\/\* BEGIN(ccomment);
\"(\\.|[^"])*\" yylval->string = strdup(yytext); return STRING;
{IDENT}: yylval->string = strdup(yytext); yylval->string[yyleng-1] = 0; return IDENTIFIER_COLON;
{IDENT} yylval->string = strdup(yytext); return IDENTIFIER;
}
<ccomment>{
\*\/ BEGIN(rules);
\n /* ignore */
. /* ignore */
}
%%
/*. return INVALID;*/
|
