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%{
/*
This is part of SLOCCount, a toolsuite that counts source lines of code (SLOC).
Copyright (C) 2001-2004 David A. Wheeler, Bob Brown and Elie De Brauwer
This is based on Bob Browns jsp_count.l, which was based on David A. Wheeler's
pascal_count.l.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
To contact David A. Wheeler, see his website at:
http://www.dwheeler.com.
*/
#include "driver.h"
#define YY_NO_UNPUT
/* 1 if we saw a non-comment, non-whitespace char on this line */
int saw_char = 0;
static void count(void);
%}
%option noyywrap
SPACE [ \t\n\r\f]
%x chtml
%x string
%%
line_number = 1;
saw_char = 0;
BEGIN(INITIAL);
[ \t\r\f] /* Do nothing */
"<!--" { BEGIN(chtml); }
\n { count(); }
\" {saw_char = 1; BEGIN(string);}
[^ \t\r\f(\n<"][^<\n"]* {saw_char = 1;}
. {saw_char = 1;}
<chtml>"-->" { BEGIN(INITIAL); }
<chtml>\n { count(); }
<chtml>. /* no-op */
<string>[^\"\n]+ {saw_char = 1;}
<string>\n {
fprintf(stderr, "Warning: newline in string - file %s, line %ld\n",
filename, line_number);
count();
BEGIN(INITIAL); /* Switch back; this at least limits damage */
}
<string>\" { BEGIN(INITIAL);}
%%
#include "driver.c"
static void count(void)
{
if ( saw_char ) {
sloc++;
saw_char = 0;
}
line_number++;
}
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