man/notifier.7

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   2 .\" notifier man page for CUPS.
   3 .\"
   4 .\" Copyright © 2007-2019 by Apple Inc.
   5 .\" Copyright © 1997-2007 by Easy Software Products.
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   7 .\" Licensed under Apache License v2.0.  See the file "LICENSE" for more
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  10 .TH notifier 7 "CUPS" "26 April 2019" "Apple Inc."
  11 .SH NAME
  12 notifier \- cups notification interface
  13 .SH SYNOPSIS
  14 .B notifier
  15 .I recipient
  16 [
  17 .I user-data
  18 ]
  19 .SH DESCRIPTION
  20 The CUPS notifier interface provides a standard method for adding support for new event notification methods to CUPS.
  21 Each notifier delivers one or more IPP events from the standard input to the specified recipient.
  22 .LP
  23 Notifiers \fBMUST\fR read IPP messages from the standard input using the
  24 .BR ippNew ()
  25 and
  26 .BR ippReadFile ()
  27 functions and exit on error.
  28 Notifiers are encouraged to exit after a suitable period of inactivity, however they may exit after reading the first message or stay running until an error is seen.
  29 Notifiers inherit the environment and can use the logging mechanism documented in
  30 .BR filter (7).
  31 .SH SEE ALSO
  32 .BR cupsd (8),
  33 .BR filter (7),
  34 CUPS Online Help (http://localhost:631/help)
  35 .SH COPYRIGHT
  36 Copyright \[co] 2007-2019 by Apple Inc.