usr.sbin/apmd/apmdlex.l

   1 %{
   2 /*-
   3  * APM (Advanced Power Management) Event Dispatcher
   4  *
   5  * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
   6  * Copyright (c) 1999 KOIE Hidetaka <koie@suri.co.jp>
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28  * SUCH DAMAGE.
  29  *
  30  * $FreeBSD: src/usr.sbin/apmd/apmdlex.l,v 1.2.2.1 2001/08/13 17:30:30 nsayer Exp $
  31  * $DragonFly: src/usr.sbin/apmd/apmdlex.l,v 1.3 2004/11/25 01:20:33 joerg Exp $
  32  */
  33
  34 #include <string.h>
  35 #include <syslog.h>
  36 #include <bitstring.h>
  37 #include "apmd.h"
  38 #include "y.tab.h"
  39
  40 /* We don't need it, avoid the warning. */
  41 #define YY_NO_UNPUT
  42
  43 int lineno;
  44 int first_time;
  45 %}
  46
  47 %s TOP
  48
  49 %%
  50
  51 %{
  52         if (first_time) {
  53                 BEGIN TOP;
  54                 lineno = 1;
  55                 first_time = 0;
  56         }
  57 %}
  58
  59 <TOP>[ \t]+             ;
  60 <TOP>\n                 lineno++;
  61 <TOP>,                  { return COMMA; }
  62 <TOP>;                  { return SEMICOLON; }
  63 <TOP>#.*$               ;
  64
  65 <TOP>apm_event          { return APMEVENT; }
  66
  67 <TOP>NOEVENT            { yylval.ev = EVENT_NOEVENT; return EVENT; }
  68 <TOP>STANDBYREQ         { yylval.ev = EVENT_STANDBYREQ; return EVENT; }
  69 <TOP>SUSPENDREQ         { yylval.ev = EVENT_SUSPENDREQ; return EVENT; }
  70 <TOP>NORMRESUME         { yylval.ev = EVENT_NORMRESUME; return EVENT; }
  71 <TOP>CRITRESUME         { yylval.ev = EVENT_CRITRESUME; return EVENT; }
  72 <TOP>BATTERYLOW         { yylval.ev = EVENT_BATTERYLOW; return EVENT; }
  73 <TOP>POWERSTATECHANGE   { yylval.ev = EVENT_POWERSTATECHANGE; return EVENT; }
  74 <TOP>UPDATETIME         { yylval.ev = EVENT_UPDATETIME; return EVENT; }
  75 <TOP>CRITSUSPEND        { yylval.ev = EVENT_CRITSUSPEND; return EVENT; }
  76 <TOP>USERSTANDBYREQ     { yylval.ev = EVENT_USERSTANDBYREQ; return EVENT; }
  77 <TOP>USERSUSPENDREQ     { yylval.ev = EVENT_USERSUSPENDREQ; return EVENT; }
  78 <TOP>STANDBYRESUME      { yylval.ev = EVENT_STANDBYRESUME; return EVENT; }
  79 <TOP>CAPABILITIESCHANGE { yylval.ev = EVENT_CAPABILITIESCHANGE; return EVENT; }
  80
  81 <TOP>apm_battery        { return APMBATT; }
  82
  83 <TOP>charging           { return BATTCHARGE; }
  84 <TOP>discharging        { return BATTDISCHARGE; }
  85 <TOP>[0-9]+%            {
  86                                 yylval.i = atoi(yytext);
  87                                 return BATTPERCENT;
  88                         }
  89 <TOP>[0-9]+[Mm]         {
  90                                 yylval.i = -atoi(yytext);
  91                                 return BATTTIME;
  92                         }
  93
  94 <TOP>exec               { return EXECCMD; }
  95 <TOP>reject             { return REJECTCMD; }
  96
  97 <TOP>\{                 { return BEGINBLOCK; }
  98 <TOP>\}                 { return ENDBLOCK; }
  99 <TOP>\"[^"]+\"  {
 100                                 int len = strlen(yytext) - 2;
 101                                 if ((yylval.str = (char *) malloc(len + 1)) == NULL)
 102                                         goto out;
 103                                 memcpy(yylval.str, yytext + 1, len);
 104                                 yylval.str[len] = '\0';
 105                         out:
 106                                 return STRING;
 107                         }
 108
 109 <TOP>[^"{},;#\n\t ]+    { yylval.str = strdup(yytext); return UNKNOWN; }
 110 %%
 111
 112 void
 113 yyerror(const char *s)
 114 {
 115         syslog(LOG_ERR, "line %d: %s%s %s.\n", lineno, yytext, yytext?":":"", s);
 116 }