deal with --version more centrally

[apt.git] / cmdline / apt-cache.cc

diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc
index 4b3a74922c69422dbaed2ed68056219277c4b8fb..4e8a515831efc0e56e46b768ea79f26f634f9f3f 100644 (file)
--- a/cmdline/apt-cache.cc
+++ b/cmdline/apt-cache.cc
@@ -45,6 +45,7 @@
 #include <apt-private/private-cmndline.h>
 #include <apt-private/private-show.h>
 #include <apt-private/private-search.h>
+#include <apt-private/private-main.h>
 
 #include <regex.h>
 #include <stddef.h>
@@ -1521,29 +1522,16 @@ static bool GenCaches(CommandLine &)
    return CacheFile.BuildCaches(&Progress, true);
 }
                                                                        /*}}}*/
-// ShowHelp - Show a help screen                                       /*{{{*/
-static bool ShowHelp(CommandLine &, CommandLine::DispatchWithHelp const * Cmds)
+bool ShowHelp(CommandLine &, aptDispatchWithHelp const * Cmds)         /*{{{*/
 {
-   ioprintf(cout, "%s %s (%s)\n", PACKAGE, PACKAGE_VERSION, COMMON_ARCH);
-
-   if (_config->FindB("version") == true)
-     return true;
-
    std::cout <<
     _("Usage: apt-cache [options] command\n"
       "       apt-cache [options] show pkg1 [pkg2 ...]\n"
       "\n"
       "apt-cache is a low-level tool used to query information\n"
       "from APT's binary cache files\n")
-    << std::endl
-    << _("Commands:") << std::endl;
-   for (; Cmds->Handler != nullptr; ++Cmds)
-   {
-      if (Cmds->Help == nullptr)
-        continue;
-      std::cout << "  " << Cmds->Match << " - " << Cmds->Help << std::endl;
-   }
-
+    << std::endl;
+   ShowHelpListCommands(Cmds);
    std::cout << std::endl
     << _("Options:\n"
       "  -h   This help text.\n"
@@ -1557,9 +1545,9 @@ static bool ShowHelp(CommandLine &, CommandLine::DispatchWithHelp const * Cmds)
    return true;
 }
                                                                        /*}}}*/
-int main(int argc,const char *argv[])                                  /*{{{*/
+std::vector<aptDispatchWithHelp> GetCommands()                         /*{{{*/
 {
-   CommandLine::DispatchWithHelp Cmds[] =  {
+   return {
       {"gencaches",&GenCaches, nullptr},
       {"showsrc",&ShowSrcPackage, _("Show source records")},
       {"showpkg",&DumpPackage, nullptr},
@@ -1579,31 +1567,21 @@ int main(int argc,const char *argv[])                                   /*{{{*/
       {"madison",&Madison, nullptr},
       {nullptr, nullptr, nullptr}
    };
-
-   std::vector<CommandLine::Args> Args = getCommandArgs("apt-cache", CommandLine::GetCommand(Cmds, argc, argv));
-
-   // Set up gettext support
-   setlocale(LC_ALL,"");
-   textdomain(PACKAGE);
+}
+                                                                       /*}}}*/
+int main(int argc,const char *argv[])                                  /*{{{*/
+{
+   InitLocale();
 
    // Parse the command line and initialize the package library
    CommandLine CmdL;
-   ParseCommandLine(CmdL, Cmds, Args.data(), &_config, &_system, argc, argv, ShowHelp);
+   auto const Cmds = ParseCommandLine(CmdL, APT_CMD::APT_CACHE, &_config, &_system, argc, argv);
 
    InitOutput();
 
    if (_config->Exists("APT::Cache::Generate") == true)
       _config->Set("pkgCacheFile::Generate", _config->FindB("APT::Cache::Generate", true));
 
-   // Match the operation
-   CmdL.DispatchArg(Cmds);
-
-   // Print any errors or warnings found during parsing
-   bool const Errors = _error->PendingError();
-   if (_config->FindI("quiet",0) > 0)
-      _error->DumpErrors();
-   else
-      _error->DumpErrors(GlobalError::DEBUG);
-   return Errors == true ? 100 : 0;
+   return DispatchCommandLine(CmdL, Cmds);
 }
                                                                        /*}}}*/