scheduler/sysman.h

   1 /*
   2  * System management definitions for the CUPS scheduler.
   3  *
   4  * Copyright 2007-2014 by Apple Inc.
   5  * Copyright 2006 by Easy Software Products.
   6  *
   7  * These coded instructions, statements, and computer programs are the
   8  * property of Apple Inc. and are protected by Federal copyright
   9  * law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  10  * which should have been included with this file.  If this file is
  11  * file is missing or damaged, see the license at "http://www.cups.org/".
  12  */
  13
  14 /*
  15  * Constants...
  16  */
  17
  18 #define CUPSD_DIRTY_NONE        0       /* Nothing is dirty */
  19 #define CUPSD_DIRTY_PRINTERS    1       /* printers.conf is dirty */
  20 #define CUPSD_DIRTY_CLASSES     2       /* classes.conf is dirty */
  21 #define CUPSD_DIRTY_PRINTCAP    4       /* printcap is dirty */
  22 #define CUPSD_DIRTY_JOBS        8       /* jobs.cache or "c" file(s) are dirty */
  23 #define CUPSD_DIRTY_SUBSCRIPTIONS 16    /* subscriptions.conf is dirty */
  24
  25
  26 /*
  27  * Globals...
  28  */
  29
  30 VAR int                 DirtyFiles      VALUE(CUPSD_DIRTY_NONE),
  31                                         /* What files are dirty? */
  32                         DirtyCleanInterval VALUE(DEFAULT_KEEPALIVE);
  33                                         /* How often do we write dirty files? */
  34 VAR time_t              DirtyCleanTime  VALUE(0);
  35                                         /* When to clean dirty files next */
  36 VAR int                 ACPower         VALUE(-1),
  37                                         /* Is the system on AC power? */
  38                         Sleeping        VALUE(0);
  39                                         /* Non-zero if machine is entering or *
  40                                          * in a sleep state...                */
  41 VAR time_t              SleepJobs       VALUE(0);
  42                                         /* Time when all jobs must be         *
  43                                          * canceled for system sleep.         */
  44 #ifdef __APPLE__
  45 VAR int                 SysEventPipes[2] VALUE2(-1,-1);
  46                                         /* System event notification pipes */
  47 #endif  /* __APPLE__ */
  48
  49
  50 /*
  51  * Prototypes...
  52  */
  53
  54 extern void     cupsdAllowSleep(void);
  55 extern void     cupsdCleanDirty(void);
  56 extern void     cupsdMarkDirty(int what);
  57 extern void     cupsdSetBusyState(void);
  58 extern void     cupsdStartSystemMonitor(void);
  59 extern void     cupsdStopSystemMonitor(void);