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%{
/* This file is part of the software similarity tester SIM.
Written by Dick Grune, Vrije Universiteit, Amsterdam.
$Id: miralang.l,v 1.4 2008/03/31 10:35:16 dick Exp $
*/
/*
Miranda language front end for the similarity tester.
Author: Emma Norling (ejn@cs.mu.oz.au)
Date: Nov 1998
*/
#include "language.h"
#include "token.h"
#include "lex.h"
#include "lang.h"
/* Language-dependent Code */
#include "idf.h"
static const struct idf reserved[] = {
{"abstype", NORM('a')},
{"bool", NORM('b')},
{"char", NORM('c')},
{"const", META('c')},
{"div", NORM('d')},
{"False", NORM('F')},
{"if", NORM('i')},
{"mod", NORM('m')},
{"num", NORM('n')},
{"otherwise", NORM('o')},
{"readvals", NORM('r')},
{"show", NORM('s')},
{"sys_message", META('s')},
{"True", NORM('T')},
{"type", NORM('t')},
{"where", NORM('w')},
{"with", META('w')}
};
/* Token sets for module algollike */
const TOKEN NonFinals[] = {
NORM('('),
NORM('['),
NORM('='),
NOTOKEN
};
const TOKEN NonInitials[] = {
NORM(')'),
NORM(']'),
NOTOKEN
};
const TOKEN Openers[] = {
NORM('('),
NORM('['),
NORM('='),
NOTOKEN
};
const TOKEN Closers[] = {
NORM(')'),
NORM(']'),
NOTOKEN
};
%}
%Start Comment
Layout ([ \t\r\f])
ASCII95 ([- !"#$%&'()*+,./0-9:;<=>?@A-Z\[\\\]^_`a-z{|}~])
AnyQuoted (\\.)
StrChar ([^"\n\\]|{AnyQuoted})
ChrChar ([^'\\]|{AnyQuoted})
Idf ([A-Za-z][A-Za-z0-9_']*)
%%
"||".*$ { /* comment */
}
\"{StrChar}*\" { /* strings */
return_ch('"');
}
\'{ChrChar}\' { /* characters */
return_ch('\'');
}
\%{Layout}*include.* { /* skip %include line */
}
\%{Layout}*insert.* { /* skip %insert line */
}
{Idf} { /* identifier */
return_tk(idf_in_list(yytext, reserved, sizeof reserved, IDF));
}
\n { /* count newlines */
return_eol();
}
{Layout} { /* ignore layout */
}
{ASCII95} { /* copy other text */
return_ch(yytext[0]);
}
. { /* count non-ASCII chars */
lex_non_ascii_cnt++;
}
%%
/* Language-INdependent Code */
void
yystart(void) {
BEGIN INITIAL;
}
int
yywrap(void) {
return 1;
}
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