ppdc/ppdc-shared.cxx

   1 //
   2 // "$Id$"
   3 //
   4 //   Shared data class for the CUPS PPD Compiler.
   5 //
   6 //   Copyright 2007 by Apple Inc.
   7 //   Copyright 2002-2005 by Easy Software Products.
   8 //
   9 //   These coded instructions, statements, and computer programs are the
  10 //   property of Apple Inc. and are protected by Federal copyright
  11 //   law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  12 //   which should have been included with this file.  If this file is
  13 //   file is missing or damaged, see the license at "http://www.cups.org/".
  14 //
  15 // Contents:
  16 //
  17 //   ppdcShared::ppdcShared()  - Create shared data.
  18 //   ppdcShared::~ppdcShared() - Destroy shared data.
  19 //   ppdcShared::get()         - Increment the use count for this data.
  20 //   ppdcShared::release()     - Decrement the use count and delete as needed.
  21 //
  22
  23 //
  24 // Include necessary headers...
  25 //
  26
  27 #include "ppdc.h"
  28
  29
  30 //
  31 // 'ppdcShared::ppdcShared()' - Create shared data.
  32 //
  33
  34 ppdcShared::ppdcShared()
  35 {
  36   use = 1;
  37 }
  38
  39
  40 //
  41 // 'ppdcShared::~ppdcShared()' - Destroy shared data.
  42 //
  43
  44 ppdcShared::~ppdcShared()
  45 {
  46 }
  47
  48
  49 //
  50 // 'ppdcShared::get()' - Increment the use count for this data.
  51 //
  52
  53 void
  54 ppdcShared::get(void)
  55 {
  56   use ++;
  57 }
  58
  59
  60 //
  61 // 'ppdcShared::release()' - Decrement the use count and delete as needed.
  62 //
  63
  64 void
  65 ppdcShared::release(void)
  66 {
  67   use --;
  68   if (!use)
  69     delete this;
  70 }
  71
  72
  73 //
  74 // End of "$Id$".
  75 //