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%{
/*-
* DEVD (Device action daemon)
*
* Copyright (c) 2002 M. Warner Losh <imp@freebsd.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include "devd.h"
#include "y.tab.h"
int lineno = 1;
#define YY_NO_UNPUT
static void
update_lineno(const char *cp)
{
while (*cp)
if (*cp++ == '\n')
lineno++;
}
%}
%%
[ \t]+ ;
\n lineno++;
; { return SEMICOLON; }
#.*$ ;
\/\/.*$ ;
\/\*([^*]|(\*+([^*\/])))*\*+\/ { update_lineno(yytext); }
\{ { return BEGINBLOCK; }
\} { return ENDBLOCK; }
[0-9]+ { yylval.i = atoi(yytext); return NUMBER; }
\"[^"]+\" {
update_lineno(yytext);
int len = strlen(yytext) - 2;
char *walker;
int i;
if ((yylval.str = (char *) malloc(len + 1)) == NULL)
goto out;
walker = yylval.str;
for (i = 1; i <= len; i++) {
if (yytext[i] == '\\' &&
yytext[i + 1] == '\n') {
i += 2;
while(isspace(yytext[i]))
i++;
}
*walker++ = yytext[i];
}
*walker++ = '\0';
out:;
return STRING;
}
options { return OPTIONS; }
set { return SET; }
directory { return DIRECTORY; }
pid-file { return PID_FILE; }
attach { return ATTACH; }
detach { return DETACH; }
device-name { return DEVICE_NAME; }
media-type { return MEDIA_TYPE; }
class { return CLASS; }
subdevice { return SUBDEVICE; }
action { return ACTION; }
match { return MATCH; }
nomatch { return NOMATCH; }
notify { return NOTIFY; }
[A-Za-z][A-Za-z0-9_-]* {
yylval.str = strdup(yytext);
return ID;
}
%%
void
yyerror(const char *s)
{
syslog(LOG_ERR, "line %d: %s%s %s.\n", lineno, yytext, yytext?":":"", s);
}
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