scan.l revision 7c478bd95313f5f23a4c958a745db2134aa03244
%{
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
* Copyright 1989 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
%}
%{
/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
%}
%{
/* All Rights Reserved */
%}
%{
/*
* Portions of this source code were derived from Berkeley 4.3 BSD
* under license from the Regents of the University of California.
*/
%}
%{
#ident "%Z%%M% %I% %E% SMI"
#include "y.tab.h"
#include "htable.h"
%}
BLANK [ \t]
DIGIT [0-9]
ALPHA [A-Za-z]
ANUM [0-9A-Za-z]
NAMECHR [0-9A-Za-z./-]
%%
"NET" {
yylval.number = KW_NET;
return (KEYWORD);
}
"GATEWAY" {
yylval.number = KW_GATEWAY;
return (KEYWORD);
}
"HOST" {
yylval.number = KW_HOST;
return (KEYWORD);
}
{ALPHA}{NAMECHR}*{ANUM} {
yylval.namelist = newname(yytext);
return (NAME);
}
{ALPHA} {
yylval.namelist = newname(yytext);
return (NAME);
}
{DIGIT}+{ALPHA}{NAMECHR}* {
fprintf(stderr, "Warning: nonstandard name \"%s\"\n",
yytext);
yylval.namelist = newname(yytext);
return (NAME);
}
{DIGIT}+ {
yylval.number = atoi(yytext);
return (NUMBER);
}
"." return ('.');
":" return (':');
"," return (',');
"/" return ('/');
";".* ;
"\n"{BLANK}+ ;
{BLANK}+ ;
"\n" return (END);
. fprintf(stderr, "Illegal char: '%s'\n", yytext);
%%
yywrap()
{
return (1);
}