src/bin/pkgman/command_update.cpp

   1 /*
   2  * Copyright 2013, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Ingo Weinhold <ingo_weinhold@gmx.de>
   7  */
   8
   9
  10 #include <getopt.h>
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13
  14 #include "Command.h"
  15 #include "pkgman.h"
  16 #include "PackageManager.h"
  17
  18
  19 // TODO: internationalization!
  20
  21
  22 using namespace BPackageKit;
  23 using namespace BPackageKit::BPrivate;
  24
  25
  26 static const char* const kShortUsage =
  27         "  %command% [ <package> ... ]\n"
  28         "    Updates the specified or all packages.\n";
  29
  30 static const char* const kLongUsage =
  31         "Usage: %program% %command% [ <package> ... ]\n"
  32         "Updates the specified packages. If no packages are given, all packages\n"
  33         "in the installation location are updated.\n"
  34         "A <package> argument can be a search string by which the package is\n"
  35         "looked up locally and in a remote repository or a path to a local\n"
  36         "package file. In the latter case the file is copied.\n"
  37         "\n"
  38         "Options:\n"
  39         "  --debug <level>\n"
  40         "    Print debug output. <level> should be between 0 (no debug output,\n"
  41         "    the default) and 10 (most debug output).\n"
  42         "  -H, --home\n"
  43         "    Update the packages in the user's home directory. Default is to\n"
  44         "    update in the system directory.\n"
  45         "  -y\n"
  46         "    Non-interactive mode. Automatically confirm changes, but fail when\n"
  47         "    encountering problems.\n"
  48         "\n";
  49
  50
  51 DEFINE_COMMAND(UpdateCommand, "update", kShortUsage, kLongUsage,
  52         kCommandCategoryPackages)
  53
  54
  55 int
  56 UpdateCommand::Execute(int argc, const char* const* argv)
  57 {
  58         BPackageInstallationLocation location
  59                 = B_PACKAGE_INSTALLATION_LOCATION_SYSTEM;
  60         bool interactive = true;
  61
  62         while (true) {
  63                 static struct option sLongOptions[] = {
  64                         { "debug", required_argument, 0, OPTION_DEBUG },
  65                         { "help", no_argument, 0, 'h' },
  66                         { "home", no_argument, 0, 'H' },
  67                         { 0, 0, 0, 0 }
  68                 };
  69
  70                 opterr = 0; // don't print errors
  71                 int c = getopt_long(argc, (char**)argv, "hHy", sLongOptions, NULL);
  72                 if (c == -1)
  73                         break;
  74
  75                 if (fCommonOptions.HandleOption(c))
  76                         continue;
  77
  78                 switch (c) {
  79                         case 'h':
  80                                 PrintUsageAndExit(false);
  81                                 break;
  82
  83                         case 'H':
  84                                 location = B_PACKAGE_INSTALLATION_LOCATION_HOME;
  85                                 break;
  86
  87                         case 'y':
  88                                 interactive = false;
  89                                 break;
  90
  91                         default:
  92                                 PrintUsageAndExit(true);
  93                                 break;
  94                 }
  95         }
  96
  97         // The remaining arguments, if any, are the packages to be installed.
  98         int packageCount = argc - optind;
  99         const char* const* packages = argv + optind;
 100
 101         // perform the update
 102         PackageManager packageManager(location, interactive);
 103         packageManager.SetDebugLevel(fCommonOptions.DebugLevel());
 104         packageManager.Update(packages, packageCount);
 105
 106         return 0;
 107 }