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%{
/*
PURPOSE: DDL 2.1 compliant CIF file lexer ...
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "CifScannerInt.h"
#include "CifParser.h"
/*
#undef YY_DECL
#define YY_DECL int CifParser::yylex()
#undef FLEX_LEXER_INCLUDED
#define FLEX_LEXER_INCLUDED
#include "CifParser.h"
#include "CifScanner.h"
*/
%}
/* %option noyywrap c++ yyclass="CifScanner" prefix="Cif" */
%option noinput
%option nounput
CR \r
LF \n
EOL (({CR}{LF})|{LF})
%%
^;[^\n\r]*{EOL} {
int ret;
ret = ProcessNoneFromScanner();
if (ret == LSITEMVALUE_CIF)
return ret;
}
([ \t]|{EOL})+ { /* white space */
ProcessWhiteSpaceFromScanner();
}
[Dd][Aa][Tt][Aa][_][^\n\r\t ]* { /* data_ */
int ret;
ret = ProcessDataFromScanner();
if (ret == DATABLOCK_CIF)
return ret;
}
[Ll][Oo][Oo][Pp][_] { /* loop_ */
int ret;
ret = ProcessLoopFromScanner();
if (ret == LOOP_CIF)
return ret;
}
[Ss][Tt][Oo][Pp][_] { /* stop_ */
ProcessStopFromScanner();
}
[.] { /* Unknown */
int ret;
ret = ProcessDotFromScanner();
if (ret == UNKNOWN_CIF)
return ret;
}
[?] { /* Missing */
int ret;
ret = ProcessQuestionFromScanner();
if (ret == MISSING_CIF)
return ret;
}
[#][^\n\r]* { /* COMMENT */
ProcessCommentFromScanner();
}
[_][^\n\r \t]+ { /* Item names start with _ end with spaces*/
int ret;
ret = ProcessUnderscoreFromScanner();
if (ret == ITEMNAME_CIF)
return ret;
}
[^\n\r \t]+ { /* unquoted or mixed quote strings strings */
int ret;
ret = ProcessBadStringsFromScanner();
if (ret == ITEMVALUE_CIF)
return ret;
}
[\'](.)*[\']([ \t]|{EOL}) { /* Single Quoted Strings */
int ret;
ret = ProcessSQuotedStringsFromScanner();
if (ret == ITEMVALUE_CIF)
return ret;
}
[\"](.)*[\"]([ \t]|{EOL}) { /* Double Quoted Strings */
int ret;
ret = ProcessDQuotedStringsFromScanner();
if (ret == ITEMVALUE_CIF)
return ret;
}
<<EOF>> {
return (ProcessEofFromScanner());
}
%%
void cif_yy_less(int i)
{
yyless(i);
}
int yywrap(void)
{
return (1);
}
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