scheduler/sysman.h

   1 /*
   2  * System management definitions for the CUPS scheduler.
   3  *
   4  * Copyright 2007-2017 by Apple Inc.
   5  * Copyright 2006 by Easy Software Products.
   6  *
   7  * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
   8  */
   9
  10 /*
  11  * Constants...
  12  */
  13
  14 #define CUPSD_DIRTY_NONE        0       /* Nothing is dirty */
  15 #define CUPSD_DIRTY_PRINTERS    1       /* printers.conf is dirty */
  16 #define CUPSD_DIRTY_CLASSES     2       /* classes.conf is dirty */
  17 #define CUPSD_DIRTY_PRINTCAP    4       /* printcap is dirty */
  18 #define CUPSD_DIRTY_JOBS        8       /* jobs.cache or "c" file(s) are dirty */
  19 #define CUPSD_DIRTY_SUBSCRIPTIONS 16    /* subscriptions.conf is dirty */
  20
  21
  22 /*
  23  * Globals...
  24  */
  25
  26 VAR int                 DirtyFiles      VALUE(CUPSD_DIRTY_NONE),
  27                                         /* What files are dirty? */
  28                         DirtyCleanInterval VALUE(DEFAULT_KEEPALIVE);
  29                                         /* How often do we write dirty files? */
  30 VAR time_t              DirtyCleanTime  VALUE(0);
  31                                         /* When to clean dirty files next */
  32 VAR int                 ACPower         VALUE(-1),
  33                                         /* Is the system on AC power? */
  34                         Sleeping        VALUE(0);
  35                                         /* Non-zero if machine is entering or *
  36                                          * in a sleep state...                */
  37 VAR time_t              SleepJobs       VALUE(0);
  38                                         /* Time when all jobs must be         *
  39                                          * canceled for system sleep.         */
  40 #ifdef __APPLE__
  41 VAR int                 SysEventPipes[2] VALUE2(-1,-1);
  42                                         /* System event notification pipes */
  43 #endif  /* __APPLE__ */
  44
  45
  46 /*
  47  * Prototypes...
  48  */
  49
  50 extern void     cupsdAllowSleep(void);
  51 extern void     cupsdCleanDirty(void);
  52 extern void     cupsdMarkDirty(int what);
  53 extern void     cupsdSetBusyState(int working);
  54 extern void     cupsdStartSystemMonitor(void);
  55 extern void     cupsdStopSystemMonitor(void);