cmdline/apt.cc

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 /* ######################################################################
   4
   5    apt - CLI UI for apt
   6
   7    Returns 100 on failure, 0 on success.
   8
   9    ##################################################################### */
  10                                                                         /*}}}*/
  11 // Include Files                                                        /*{{{*/
  12 #include<config.h>
  13
  14 #include <apt-pkg/cmndline.h>
  15 #include <apt-pkg/error.h>
  16 #include <apt-pkg/init.h>
  17 #include <apt-pkg/pkgsystem.h>
  18 #include <apt-pkg/strutl.h>
  19 #include <apt-pkg/configuration.h>
  20
  21 #include <apt-private/private-list.h>
  22 #include <apt-private/private-search.h>
  23 #include <apt-private/private-install.h>
  24 #include <apt-private/private-output.h>
  25 #include <apt-private/private-update.h>
  26 #include <apt-private/private-cmndline.h>
  27 #include <apt-private/private-moo.h>
  28 #include <apt-private/private-upgrade.h>
  29 #include <apt-private/private-show.h>
  30 #include <apt-private/private-main.h>
  31 #include <apt-private/private-sources.h>
  32
  33 #include <unistd.h>
  34 #include <iostream>
  35 #include <vector>
  36
  37 #include <apti18n.h>
  38                                                                         /*}}}*/
  39
  40 static bool ShowHelp(CommandLine &)
  41 {
  42    ioprintf(c1out, "%s %s (%s)\n", PACKAGE, PACKAGE_VERSION, COMMON_ARCH);
  43
  44    // FIXME: generate from CommandLine
  45    c1out <<
  46     _("Usage: apt [options] command\n"
  47       "\n"
  48       "CLI for apt.\n"
  49       "Basic commands: \n"
  50       " list - list packages based on package names\n"
  51       " search - search in package descriptions\n"
  52       " show - show package details\n"
  53       "\n"
  54       " update - update list of available packages\n"
  55       "\n"
  56       " install - install packages\n"
  57       " remove  - remove packages\n"
  58       "\n"
  59       " upgrade - upgrade the system by installing/upgrading packages\n"
  60       " full-upgrade - upgrade the system by removing/installing/upgrading packages\n"
  61       "\n"
  62       " edit-sources - edit the source information file\n"
  63        );
  64
  65    return true;
  66 }
  67
  68 int main(int argc, const char *argv[])                                  /*{{{*/
  69 {
  70    CommandLine::Dispatch Cmds[] = {
  71                                    // query
  72                                    {"list",&DoList},
  73                                    {"search", &FullTextSearch},
  74                                    {"show", &APT::Cmd::ShowPackage},
  75
  76                                    // package stuff
  77                                    {"install",&DoInstall},
  78                                    {"remove", &DoInstall},
  79                                    {"purge", &DoInstall},
  80
  81                                    // system wide stuff
  82                                    {"update",&DoUpdate},
  83                                    {"upgrade",&DoUpgrade},
  84                                    {"full-upgrade",&DoDistUpgrade},
  85                                    // for compat with muscle memory
  86                                    {"dist-upgrade",&DoDistUpgrade},
  87
  88                                    // misc
  89                                    {"edit-sources",&EditSources},
  90
  91                                    // helper
  92                                    {"moo",&DoMoo},
  93                                    {"help",&ShowHelp},
  94                                    {0,0}};
  95
  96    std::vector<CommandLine::Args> Args = getCommandArgs("apt", CommandLine::GetCommand(Cmds, argc, argv));
  97
  98    // Init the signals
  99    InitSignals();
 100
 101    // Init the output
 102    InitOutput();
 103
 104    // Set up gettext support
 105    setlocale(LC_ALL,"");
 106    textdomain(PACKAGE);
 107
 108     if(pkgInitConfig(*_config) == false)
 109     {
 110         _error->DumpErrors();
 111         return 100;
 112     }
 113
 114     // some different defaults
 115    _config->CndSet("DPkg::Progress-Fancy", "1");
 116    _config->CndSet("Apt::Color", "1");
 117    _config->CndSet("APT::Get::Upgrade-Allow-New", true);
 118    _config->CndSet("APT::Cmd::Show-Update-Stats", true);
 119
 120    // Parse the command line and initialize the package library
 121    CommandLine CmdL;
 122    ParseCommandLine(CmdL, Cmds, Args.data(), NULL, &_system, argc, argv, ShowHelp);
 123
 124    if(!isatty(STDOUT_FILENO) &&
 125       _config->FindB("Apt::Cmd::Disable-Script-Warning", false) == false)
 126    {
 127       std::cerr << std::endl
 128                 << "WARNING: " << argv[0] << " "
 129                 << "does not have a stable CLI interface yet. "
 130                 << "Use with caution in scripts."
 131                 << std::endl
 132                 << std::endl;
 133    }
 134
 135    // see if we are in simulate mode
 136    CheckSimulateMode(CmdL);
 137
 138    // parse args
 139    CmdL.DispatchArg(Cmds);
 140
 141    // Print any errors or warnings found during parsing
 142    bool const Errors = _error->PendingError();
 143    if (_config->FindI("quiet",0) > 0)
 144       _error->DumpErrors();
 145    else
 146       _error->DumpErrors(GlobalError::DEBUG);
 147    return Errors == true ? 100 : 0;
 148 }
 149                                                                         /*}}}*/