Files
sudo/parse.lex
Todd C. Miller 6961229571 now includes sys/param.h
didn't match trailing / -- fix from rouilj@cs.umb.edu
1993-09-04 11:59:36 +00:00

57 lines
2.2 KiB
Plaintext

%{
/*
* sudo version 1.1 allows users to execute commands as root
* Copyright (C) 1991 The Root Group, Inc.
*
* 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 1, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* If you make modifications to the source, we would be happy to have
* them to include in future releases. Feel free to send them to:
* Jeff Nieusma nieusma@rootgroup.com
* 3959 Arbol CT (303) 447-8093
* Boulder, CO 80301-1752
*/
/*******************************************************************************
* parse.lex, sudo project
* David R. Hieb
* March 18, 1991
*
* Lex Specification file for the sudo project.
*******************************************************************************/
#include <sys/types.h>
#include <sys/param.h>
#include "y.tab.h"
#include "sudo.h"
%}
%%
[ \t]+ { ; } /* throw away space/tabs */
\\\n { ; } /* throw away EOL after \ */
\, { return ','; } /* return ',' */
\! { return '!'; } /* return '!' */
= { return '='; } /* return '=' */
: { return ':'; } /* return ':' */
\n { return COMMENT; } /* return newline */
#.*\n { return COMMENT; } /* return comments */
[@$%^&*()"'`/_+]* { return ERROR; } /* return error */
[?;<>\[\]{}|~.-]* { return ERROR; } /* return error */
^[a-zA-Z0-9_-]+ { fill(); return IDENT1;} /* user/{Host,Cmnd}_Alias */
[a-zA-Z0-9_.+-]+ { fill(); return IDENT2;} /* host_type/ALIASES */
(\/[a-zA-Z0-9_.+-]+)+\/? { fill(); return IDENT3;} /* absolute command path */
%%
fill() {
strcpy(yylval.char_val, yytext);
}