conf_lex.l

在LINUX下实现HA的源代码

%{
/*
 *
 * Copyright 2002 Intel Corporation
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 USA
 */

#include <stdio.h>
#include <string.h>

#define  YY_NO_UNPUT
#define  YYSTYPE char *
#include "conf_yacc.h"
extern int yylex(void);
extern YYSTYPE yylval;

extern void *yy_flex_realloc( void *ptr, yy_size_t size );
extern int yy_flex_strlen( yyconst char *s );

#ifdef FLEX_SCANNER
#	define	MAKE_WARNINGS_GO_AWAY	(void)yy_flex_realloc; 	\
					(void)yy_flex_strlen;
#else
#	define	MAKE_WARNINGS_GO_AWAY	;
#endif

%}

%%

PID			return PID;
APPHB_HUP		return APPHB_HUP_L;
APPHB_NOHB		return APPHB_NOHB_L;
APPHB_HBAGAIN		return APPHB_HBAGAIN_L;
APPHB_HBWARN		return APPHB_HBWARN_L;
APPHB_HBUNREG		return APPHB_HBUNREG_L;
\".+\"			yylval=(char *)strdup(yytext); return STRING; 
[a-zA-Z][a-zA-Z0-9]*	yylval=(char *)strdup(yytext); return WORD; 
[_a-zA-Z0-9\/.-]+	yylval=(char *)strdup(yytext); return FILENAME;
[ \t]+			/* ignore whitespace */;
\n			/* ignore */ MAKE_WARNINGS_GO_AWAY
\{			return OPEN_CURLY;
\}			return CLOSE_CURLY;
:			return COLON;
=			return EQUALS;
#+.*\n			/* ignore lines starting with # */

#			REJECT	/* This makes unused label warning go away */
			/* This rule is actually never matched because
			 * of the rule above.
			 */

%%