ppdc/ppdi.cxx

   1 //
   2 // PPD file import utility for the CUPS PPD Compiler.
   3 //
   4 // Copyright 2007-2011 by Apple Inc.
   5 // Copyright 2002-2005 by Easy Software Products.
   6 //
   7 // Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
   8 //
   9
  10 //
  11 // Include necessary headers...
  12 //
  13
  14 #include "ppdc-private.h"
  15 #include <unistd.h>
  16 #include <sys/stat.h>
  17 #include <sys/types.h>
  18
  19
  20 //
  21 // Local functions...
  22 //
  23
  24 static void     usage(void);
  25
  26
  27 //
  28 // 'main()' - Main entry for the PPD import utility.
  29 //
  30
  31 int                                     // O - Exit status
  32 main(int  argc,                         // I - Number of command-line arguments
  33      char *argv[])                      // I - Command-line arguments
  34 {
  35   int           i;                      // Looping var
  36   char          *opt;                   // Current option
  37   const char    *srcfile;               // Output file
  38   ppdcSource    *src;                   // PPD source file data
  39
  40
  41   _cupsSetLocale(argv);
  42
  43   // Scan the command-line...
  44   srcfile = NULL;
  45   src     = NULL;
  46
  47   for (i = 1; i < argc; i ++)
  48     if (argv[i][0] == '-')
  49     {
  50       for (opt = argv[i] + 1; *opt; opt ++)
  51         switch (*opt)
  52         {
  53           case 'o' :                    // Output file
  54               if (srcfile || src)
  55                 usage();
  56
  57               i ++;
  58               if (i >= argc)
  59                 usage();
  60
  61               srcfile = argv[i];
  62               break;
  63
  64           case 'I' :                    // Include dir
  65               i ++;
  66               if (i >= argc)
  67                 usage();
  68
  69               ppdcSource::add_include(argv[i]);
  70               break;
  71
  72           default :                     // Unknown
  73               usage();
  74               break;
  75         }
  76     }
  77     else
  78     {
  79       // Open and load the driver info file...
  80       if (!srcfile)
  81         srcfile = "ppdi.drv";
  82
  83       if (!src)
  84       {
  85         if (access(srcfile, 0))
  86           src = new ppdcSource();
  87         else
  88           src = new ppdcSource(srcfile);
  89       }
  90
  91       // Import the PPD file...
  92       src->import_ppd(argv[i]);
  93     }
  94
  95   // If no drivers have been loaded, display the program usage message.
  96   if (!src)
  97     usage();
  98
  99   // Write the driver info file back to disk...
 100   src->write_file(srcfile);
 101
 102   // Delete the printer driver information...
 103   src->release();
 104
 105   // Return with no errors.
 106   return (0);
 107 }
 108
 109
 110 //
 111 // 'usage()' - Show usage and exit.
 112 //
 113
 114 static void
 115 usage(void)
 116 {
 117   _cupsLangPuts(stdout, _("Usage: ppdi [options] filename.ppd [ ... "
 118                           "filenameN.ppd ]"));
 119   _cupsLangPuts(stdout, _("Options:"));
 120   _cupsLangPuts(stdout, _("  -I include-dir          Add include directory to "
 121                           "search path."));
 122   _cupsLangPuts(stdout, _("  -o filename.drv         Set driver information "
 123                           "file (otherwise ppdi.drv)."));
 124
 125   exit(1);
 126 }