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

// -*- mode: cpp; mode: fold -*-
// Description								/*{{{*/
/* #####################################################################
   apt-mark - show and change auto-installed bit information
   ##################################################################### */
									/*}}}*/
// Include Files							/*{{{*/
#include <config.h>

#include <apt-pkg/cachefile.h>
#include <apt-pkg/cacheset.h>
#include <apt-pkg/cmndline.h>
#include <apt-pkg/error.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/init.h>
#include <apt-pkg/pkgsystem.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/statechanges.h>
#include <apt-pkg/cacheiterators.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/depcache.h>
#include <apt-pkg/macros.h>
#include <apt-pkg/pkgcache.h>

#include <apt-private/private-cmndline.h>
#include <apt-private/private-output.h>

#include <errno.h>
#include <fcntl.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/wait.h>
#include <unistd.h>
#include <algorithm>
#include <fstream>
#include <iostream>
#include <string>
#include <vector>

#include <apti18n.h>
									/*}}}*/
using namespace std;

/* DoAuto - mark packages as automatically/manually installed		{{{*/
static bool DoAuto(CommandLine &CmdL)
{
   pkgCacheFile CacheFile;
   pkgCache *Cache = CacheFile.GetPkgCache();
   pkgDepCache *DepCache = CacheFile.GetDepCache();
   if (unlikely(Cache == NULL || DepCache == NULL))
      return false;

   APT::PackageList pkgset = APT::PackageList::FromCommandLine(CacheFile, CmdL.FileList + 1);
   if (pkgset.empty() == true)
      return _error->Error(_("No packages found"));

   bool MarkAuto = strcasecmp(CmdL.FileList[0],"auto") == 0;
   int AutoMarkChanged = 0;

   for (APT::PackageList::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
   {
      if (Pkg->CurrentVer == 0)
      {
	 ioprintf(c1out,_("%s can not be marked as it is not installed.\n"), Pkg.FullName(true).c_str());
	 continue;
      }
      else if ((((*DepCache)[Pkg].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == MarkAuto)
      {
	 if (MarkAuto == false)
	    ioprintf(c1out,_("%s was already set to manually installed.\n"), Pkg.FullName(true).c_str());
	 else
	    ioprintf(c1out,_("%s was already set to automatically installed.\n"), Pkg.FullName(true).c_str());
	 continue;
      }

      if (MarkAuto == false)
	 ioprintf(c1out,_("%s set to manually installed.\n"), Pkg.FullName(true).c_str());
      else
	 ioprintf(c1out,_("%s set to automatically installed.\n"), Pkg.FullName(true).c_str());

      DepCache->MarkAuto(Pkg, MarkAuto);
      ++AutoMarkChanged;
   }
   if (AutoMarkChanged > 0 && _config->FindB("APT::Mark::Simulate", false) == false)
      return DepCache->writeStateFile(NULL);
   return true;
}
									/*}}}*/
/* DoMarkAuto - mark packages as automatically/manually installed	{{{*/
/* Does the same as DoAuto but tries to do it exactly the same why as
   the python implementation did it so it can be a drop-in replacement */
static bool DoMarkAuto(CommandLine &CmdL)
{
   pkgCacheFile CacheFile;
   pkgCache *Cache = CacheFile.GetPkgCache();
   pkgDepCache *DepCache = CacheFile.GetDepCache();
   if (unlikely(Cache == NULL || DepCache == NULL))
      return false;

   APT::PackageList pkgset = APT::PackageList::FromCommandLine(CacheFile, CmdL.FileList + 1);
   if (pkgset.empty() == true)
      return _error->Error(_("No packages found"));

   bool const MarkAuto = strcasecmp(CmdL.FileList[0],"markauto") == 0;
   bool const Verbose = _config->FindB("APT::MarkAuto::Verbose", false);
   int AutoMarkChanged = 0;

   for (APT::PackageList::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
   {
      if (Pkg->CurrentVer == 0 ||
	  (((*DepCache)[Pkg].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == MarkAuto)
	 continue;

      if (Verbose == true)
	 ioprintf(c1out, "changing %s to %d\n", Pkg.Name(), (MarkAuto == false) ? 0 : 1);

      DepCache->MarkAuto(Pkg, MarkAuto);
      ++AutoMarkChanged;
   }
   if (AutoMarkChanged > 0 && _config->FindB("APT::Mark::Simulate", false) == false)
      return DepCache->writeStateFile(NULL);

   _error->Notice(_("This command is deprecated. Please use 'apt-mark auto' and 'apt-mark manual' instead."));

   return true;
}
									/*}}}*/
/* ShowAuto - show automatically installed packages (sorted)		{{{*/
static bool ShowAuto(CommandLine &CmdL)
{
   pkgCacheFile CacheFile;
   pkgCache *Cache = CacheFile.GetPkgCache();
   pkgDepCache *DepCache = CacheFile.GetDepCache();
   if (unlikely(Cache == NULL || DepCache == NULL))
      return false;

   std::vector<string> packages;

   bool const ShowAuto = strcasecmp(CmdL.FileList[0],"showauto") == 0;

   if (CmdL.FileList[1] == 0)
   {
      packages.reserve(Cache->HeaderP->PackageCount / 3);
      for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P)
	 if (P->CurrentVer != 0 &&
	     (((*DepCache)[P].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == ShowAuto)
	    packages.push_back(P.FullName(true));
   }
   else
   {
      APT::CacheSetHelper helper(false); // do not show errors
      APT::PackageSet pkgset = APT::PackageSet::FromCommandLine(CacheFile, CmdL.FileList + 1, helper);
      packages.reserve(pkgset.size());
      for (APT::PackageSet::const_iterator P = pkgset.begin(); P != pkgset.end(); ++P)
	 if (P->CurrentVer != 0 &&
	     (((*DepCache)[P].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == ShowAuto)
	    packages.push_back(P.FullName(true));
   }

   std::sort(packages.begin(), packages.end());

   for (vector<string>::const_iterator I = packages.begin(); I != packages.end(); ++I)
      std::cout << *I << std::endl;

   return true;
}
									/*}}}*/
// DoSelection - wrapping around dpkg selections			/*{{{*/
static bool DoSelection(CommandLine &CmdL)
{
   pkgCacheFile CacheFile;
   pkgCache *Cache = CacheFile.GetPkgCache();
   if (unlikely(Cache == NULL))
      return false;

   APT::VersionVector pkgset = APT::VersionVector::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::CacheSetHelper::INSTCAND);
   if (pkgset.empty() == true)
      return _error->Error(_("No packages found"));

   APT::StateChanges marks;
   if (strcasecmp(CmdL.FileList[0], "hold") == 0 || strcasecmp(CmdL.FileList[0], "unhold") == 0)
   {
      auto const part = std::stable_partition(pkgset.begin(), pkgset.end(),
	    [](pkgCache::VerIterator const &V) { return V.ParentPkg()->SelectedState == pkgCache::State::Hold; });

      bool const MarkHold = strcasecmp(CmdL.FileList[0],"hold") == 0;
      auto const doneBegin = MarkHold ? pkgset.begin() : part;
      auto const doneEnd = MarkHold ? part : pkgset.end();
      std::for_each(doneBegin, doneEnd, [&MarkHold](pkgCache::VerIterator const &V) {
	    if (MarkHold == true)
	    ioprintf(c1out, _("%s was already set on hold.\n"), V.ParentPkg().FullName(true).c_str());
	    else
	    ioprintf(c1out, _("%s was already not hold.\n"), V.ParentPkg().FullName(true).c_str());
	    });

      if (doneBegin == pkgset.begin() && doneEnd == pkgset.end())
	 return true;

      auto const changeBegin = MarkHold ? part : pkgset.begin();
      auto const changeEnd = MarkHold ? pkgset.end() : part;
      std::move(changeBegin, changeEnd, std::back_inserter(MarkHold ? marks.Hold() : marks.Unhold()));
   }
   else
   {
      // FIXME: Maybe show a message for unchanged states here as well?
      if (strcasecmp(CmdL.FileList[0], "purge") == 0)
	 std::swap(marks.Purge(), pkgset);
      else if (strcasecmp(CmdL.FileList[0], "deinstall") == 0 || strcasecmp(CmdL.FileList[0], "remove") == 0)
	 std::swap(marks.Remove(), pkgset);
      else //if (strcasecmp(CmdL.FileList[0], "install") == 0)
	 std::swap(marks.Install(), pkgset);
   }
   pkgset.clear();

   bool success = true;
   if (_config->FindB("APT::Mark::Simulate", false) == false)
   {
      success = marks.Save();
      if (success == false)
	 _error->Error(_("Executing dpkg failed. Are you root?"));
   }
   for (auto Ver : marks.Hold())
      ioprintf(c1out,_("%s set on hold.\n"), Ver.ParentPkg().FullName(true).c_str());
   for (auto Ver : marks.Unhold())
      ioprintf(c1out,_("Canceled hold on %s.\n"), Ver.ParentPkg().FullName(true).c_str());
   for (auto Ver : marks.Purge())
      ioprintf(c1out,_("Selected %s for purge.\n"), Ver.ParentPkg().FullName(true).c_str());
   for (auto Ver : marks.Remove())
      ioprintf(c1out,_("Selected %s for removal.\n"), Ver.ParentPkg().FullName(true).c_str());
   for (auto Ver : marks.Install())
      ioprintf(c1out,_("Selected %s for installation.\n"), Ver.ParentPkg().FullName(true).c_str());
   return success;
}
									/*}}}*/
static bool ShowSelection(CommandLine &CmdL)				/*{{{*/
{
   pkgCacheFile CacheFile;
   pkgCache *Cache = CacheFile.GetPkgCache();
   if (unlikely(Cache == NULL))
      return false;

   pkgCache::State::PkgSelectedState selector;
   if (strncasecmp(CmdL.FileList[0], "showpurge", strlen("showpurge")) == 0)
      selector = pkgCache::State::Purge;
   else if (strncasecmp(CmdL.FileList[0], "showdeinstall", strlen("showdeinstall")) == 0 ||
	 strncasecmp(CmdL.FileList[0], "showremove", strlen("showremove")) == 0)
      selector = pkgCache::State::DeInstall;
   else if (strncasecmp(CmdL.FileList[0], "showhold", strlen("showhold")) == 0)
      selector = pkgCache::State::Hold;
   else //if (strcasecmp(CmdL.FileList[0], "showinstall", strlen("showinstall")) == 0)
      selector = pkgCache::State::Install;

   std::vector<string> packages;

   if (CmdL.FileList[1] == 0)
   {
      packages.reserve(50); // how many holds are realistic? I hope just a few…
      for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P)
	 if (P->SelectedState == selector)
	    packages.push_back(P.FullName(true));
   }
   else
   {
      APT::CacheSetHelper helper(false); // do not show errors
      APT::PackageSet pkgset = APT::PackageSet::FromCommandLine(CacheFile, CmdL.FileList + 1, helper);
      packages.reserve(pkgset.size());
      for (APT::PackageSet::const_iterator P = pkgset.begin(); P != pkgset.end(); ++P)
	 if (P->SelectedState == selector)
	    packages.push_back(P.FullName(true));
   }

   std::sort(packages.begin(), packages.end());

   for (vector<string>::const_iterator I = packages.begin(); I != packages.end(); ++I)
      std::cout << *I << std::endl;

   return true;
}
									/*}}}*/
// ShowHelp - Show a help screen					/*{{{*/
// ---------------------------------------------------------------------
/* */
static bool ShowHelp(CommandLine &)
{
   ioprintf(std::cout, "%s %s (%s)\n", PACKAGE, PACKAGE_VERSION, COMMON_ARCH);

   cout <<
    _("Usage: apt-mark [options] {auto|manual} pkg1 [pkg2 ...]\n"
      "\n"
      "apt-mark is a simple command line interface for marking packages\n"
      "as manually or automatically installed. It can also list marks.\n"
      "\n"
      "Commands:\n"
      "   auto - Mark the given packages as automatically installed\n"
      "   manual - Mark the given packages as manually installed\n"
      "   hold - Mark a package as held back\n"
      "   unhold - Unset a package set as held back\n"
      "   showauto - Print the list of automatically installed packages\n"
      "   showmanual - Print the list of manually installed packages\n"
      "   showhold - Print the list of package on hold\n"
      "\n"
      "Options:\n"
      "  -h  This help text.\n"
      "  -q  Loggable output - no progress indicator\n"
      "  -qq No output except for errors\n"
      "  -s  No-act. Just prints what would be done.\n"
      "  -f  read/write auto/manual marking in the given file\n"
      "  -c=? Read this configuration file\n"
      "  -o=? Set an arbitrary configuration option, eg -o dir::cache=/tmp\n"
      "See the apt-mark(8) and apt.conf(5) manual pages for more information.")
      << std::endl;
   return true;
}
									/*}}}*/
int main(int argc,const char *argv[])					/*{{{*/
{
   CommandLine::Dispatch Cmds[] = {{"help",&ShowHelp},
				   {"auto",&DoAuto},
				   {"manual",&DoAuto},
				   {"hold",&DoSelection},
				   {"unhold",&DoSelection},
				   {"install",&DoSelection},
				   {"remove",&DoSelection}, // dpkg uses deinstall, but we use remove everywhere else
				   {"deinstall",&DoSelection},
				   {"purge",&DoSelection},
				   {"showauto",&ShowAuto},
				   {"showmanual",&ShowAuto},
				   {"showhold",&ShowSelection}, {"showholds",&ShowSelection},
				   {"showinstall",&ShowSelection}, {"showinstalls",&ShowSelection},
				   {"showdeinstall",&ShowSelection}, {"showdeinstalls",&ShowSelection},
				   {"showremove",&ShowSelection}, {"showremoves",&ShowSelection},
				   {"showpurge",&ShowSelection}, {"showpurges",&ShowSelection},
				   // obsolete commands for compatibility
				   {"markauto", &DoMarkAuto},
				   {"unmarkauto", &DoMarkAuto},
                                   {0,0}};

   std::vector<CommandLine::Args> Args = getCommandArgs("apt-mark", CommandLine::GetCommand(Cmds, argc, argv));

   // Set up gettext support
   setlocale(LC_ALL,"");
   textdomain(PACKAGE);

   CommandLine CmdL;
   ParseCommandLine(CmdL, Cmds, Args.data(), &_config, &_system, argc, argv, ShowHelp);

   InitOutput();

   // 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;
}
									/*}}}*/
Commit	Line	Data
c98fb5e0 DK	1	// -- mode: cpp; mode: fold --
	2	// Description /{{{/
	3	/* #####################################################################
	4	apt-mark - show and change auto-installed bit information
	5	##################################################################### */
	6	/}}}/
	7	// Include Files /{{{/
ea542140 DK	8	#include <config.h>
ea542140 DK	9
c98fb5e0 DK	10	#include <apt-pkg/cachefile.h>
	11	#include <apt-pkg/cacheset.h>
	12	#include <apt-pkg/cmndline.h>
	13	#include <apt-pkg/error.h>
453b82a3	14	#include <apt-pkg/fileutl.h>
c98fb5e0	15	#include <apt-pkg/init.h>
472ff00e	16	#include <apt-pkg/pkgsystem.h>
453b82a3	17	#include <apt-pkg/strutl.h>
b49068c5	18	#include <apt-pkg/statechanges.h>
453b82a3 DK	19	#include <apt-pkg/cacheiterators.h>
	20	#include <apt-pkg/configuration.h>
	21	#include <apt-pkg/depcache.h>
	22	#include <apt-pkg/macros.h>
	23	#include <apt-pkg/pkgcache.h>
	24
	25	#include <apt-private/private-cmndline.h>
d9e518c6	26	#include <apt-private/private-output.h>
c98fb5e0	27
6fddb156	28	#include <errno.h>
6fddb156	29	#include <fcntl.h>
453b82a3 DK	30	#include <stddef.h>
	31	#include <stdio.h>
	32	#include <stdlib.h>
	33	#include <string.h>
	34	#include <sys/wait.h>
	35	#include <unistd.h>
	36	#include <algorithm>
	37	#include <fstream>
	38	#include <iostream>
	39	#include <string>
	40	#include <vector>
b9179170	41
ea542140	42	#include <apti18n.h>
c98fb5e0 DK	43	/}}}/
	44	using namespace std;
	45
c98fb5e0	46	/* DoAuto - mark packages as automatically/manually installed {{{*/
c3ccac92	47	static bool DoAuto(CommandLine &CmdL)
c98fb5e0 DK	48	{
	49	pkgCacheFile CacheFile;
	50	pkgCache *Cache = CacheFile.GetPkgCache();
	51	pkgDepCache *DepCache = CacheFile.GetDepCache();
	52	if (unlikely(Cache == NULL \|\| DepCache == NULL))
	53	return false;
	54
c4cca791	55	APT::PackageList pkgset = APT::PackageList::FromCommandLine(CacheFile, CmdL.FileList + 1);
c98fb5e0 DK	56	if (pkgset.empty() == true)
	57	return _error->Error(_("No packages found"));
	58
	59	bool MarkAuto = strcasecmp(CmdL.FileList[0],"auto") == 0;
	60	int AutoMarkChanged = 0;
	61
c4cca791	62	for (APT::PackageList::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
c98fb5e0 DK	63	{
	64	if (Pkg->CurrentVer == 0)
	65	{
	66	ioprintf(c1out,_("%s can not be marked as it is not installed.\n"), Pkg.FullName(true).c_str());
	67	continue;
	68	}
	69	else if ((((*DepCache)[Pkg].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == MarkAuto)
	70	{
	71	if (MarkAuto == false)
	72	ioprintf(c1out,_("%s was already set to manually installed.\n"), Pkg.FullName(true).c_str());
	73	else
	74	ioprintf(c1out,_("%s was already set to automatically installed.\n"), Pkg.FullName(true).c_str());
	75	continue;
	76	}
	77
	78	if (MarkAuto == false)
	79	ioprintf(c1out,_("%s set to manually installed.\n"), Pkg.FullName(true).c_str());
	80	else
	81	ioprintf(c1out,_("%s set to automatically installed.\n"), Pkg.FullName(true).c_str());
	82
	83	DepCache->MarkAuto(Pkg, MarkAuto);
	84	++AutoMarkChanged;
	85	}
	86	if (AutoMarkChanged > 0 && _config->FindB("APT::Mark::Simulate", false) == false)
	87	return DepCache->writeStateFile(NULL);
	88	return true;
	89	}
	90	/}}}/
	91	/* DoMarkAuto - mark packages as automatically/manually installed {{{*/
	92	/* Does the same as DoAuto but tries to do it exactly the same why as
	93	the python implementation did it so it can be a drop-in replacement */
c3ccac92	94	static bool DoMarkAuto(CommandLine &CmdL)
c98fb5e0 DK	95	{
	96	pkgCacheFile CacheFile;
	97	pkgCache *Cache = CacheFile.GetPkgCache();
	98	pkgDepCache *DepCache = CacheFile.GetDepCache();
	99	if (unlikely(Cache == NULL \|\| DepCache == NULL))
	100	return false;
	101
c4cca791	102	APT::PackageList pkgset = APT::PackageList::FromCommandLine(CacheFile, CmdL.FileList + 1);
c98fb5e0 DK	103	if (pkgset.empty() == true)
	104	return _error->Error(_("No packages found"));
	105
	106	bool const MarkAuto = strcasecmp(CmdL.FileList[0],"markauto") == 0;
	107	bool const Verbose = _config->FindB("APT::MarkAuto::Verbose", false);
	108	int AutoMarkChanged = 0;
	109
c4cca791	110	for (APT::PackageList::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
c98fb5e0 DK	111	{
	112	if (Pkg->CurrentVer == 0 \|\|
	113	(((*DepCache)[Pkg].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == MarkAuto)
	114	continue;
	115
	116	if (Verbose == true)
	117	ioprintf(c1out, "changing %s to %d\n", Pkg.Name(), (MarkAuto == false) ? 0 : 1);
	118
	119	DepCache->MarkAuto(Pkg, MarkAuto);
	120	++AutoMarkChanged;
	121	}
	122	if (AutoMarkChanged > 0 && _config->FindB("APT::Mark::Simulate", false) == false)
	123	return DepCache->writeStateFile(NULL);
	124
	125	_error->Notice(_("This command is deprecated. Please use 'apt-mark auto' and 'apt-mark manual' instead."));
	126
	127	return true;
	128	}
	129	/}}}/
	130	/* ShowAuto - show automatically installed packages (sorted) {{{*/
c3ccac92	131	static bool ShowAuto(CommandLine &CmdL)
c98fb5e0 DK	132	{
	133	pkgCacheFile CacheFile;
	134	pkgCache *Cache = CacheFile.GetPkgCache();
	135	pkgDepCache *DepCache = CacheFile.GetDepCache();
	136	if (unlikely(Cache == NULL \|\| DepCache == NULL))
	137	return false;
	138
	139	std::vector<string> packages;
	140
	141	bool const ShowAuto = strcasecmp(CmdL.FileList[0],"showauto") == 0;
	142
	143	if (CmdL.FileList[1] == 0)
	144	{
	145	packages.reserve(Cache->HeaderP->PackageCount / 3);
	146	for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P)
	147	if (P->CurrentVer != 0 &&
	148	(((*DepCache)[P].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == ShowAuto)
	149	packages.push_back(P.FullName(true));
	150	}
	151	else
	152	{
	153	APT::CacheSetHelper helper(false); // do not show errors
	154	APT::PackageSet pkgset = APT::PackageSet::FromCommandLine(CacheFile, CmdL.FileList + 1, helper);
	155	packages.reserve(pkgset.size());
	156	for (APT::PackageSet::const_iterator P = pkgset.begin(); P != pkgset.end(); ++P)
	157	if (P->CurrentVer != 0 &&
	158	(((*DepCache)[P].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) == ShowAuto)
	159	packages.push_back(P.FullName(true));
	160	}
	161
	162	std::sort(packages.begin(), packages.end());
	163
a09e4489 DK	164	for (vector<string>::const_iterator I = packages.begin(); I != packages.end(); ++I)
	165	std::cout << *I << std::endl;
	166
	167	return true;
	168	}
	169	/}}}/
64e3414e DK	170	// DoSelection - wrapping around dpkg selections /{{{/
64e3414e DK	171	static bool DoSelection(CommandLine &CmdL)
a09e4489 DK	172	{
	173	pkgCacheFile CacheFile;
	174	pkgCache *Cache = CacheFile.GetPkgCache();
	175	if (unlikely(Cache == NULL))
	176	return false;
	177
c1553e72	178	APT::VersionVector pkgset = APT::VersionVector::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::CacheSetHelper::INSTCAND);
b2a893dd DK	179	if (pkgset.empty() == true)
	180	return _error->Error(_("No packages found"));
	181
b49068c5	182	APT::StateChanges marks;
64e3414e DK	183	if (strcasecmp(CmdL.FileList[0], "hold") == 0 \|\| strcasecmp(CmdL.FileList[0], "unhold") == 0)
	184	{
	185	auto const part = std::stable_partition(pkgset.begin(), pkgset.end(),
	186	[](pkgCache::VerIterator const &V) { return V.ParentPkg()->SelectedState == pkgCache::State::Hold; });
	187
	188	bool const MarkHold = strcasecmp(CmdL.FileList[0],"hold") == 0;
	189	auto const doneBegin = MarkHold ? pkgset.begin() : part;
	190	auto const doneEnd = MarkHold ? part : pkgset.end();
	191	std::for_each(doneBegin, doneEnd, [&MarkHold](pkgCache::VerIterator const &V) {
	192	if (MarkHold == true)
	193	ioprintf(c1out, _("%s was already set on hold.\n"), V.ParentPkg().FullName(true).c_str());
	194	else
	195	ioprintf(c1out, _("%s was already not hold.\n"), V.ParentPkg().FullName(true).c_str());
	196	});
	197
	198	if (doneBegin == pkgset.begin() && doneEnd == pkgset.end())
	199	return true;
	200
	201	auto const changeBegin = MarkHold ? part : pkgset.begin();
	202	auto const changeEnd = MarkHold ? pkgset.end() : part;
	203	std::move(changeBegin, changeEnd, std::back_inserter(MarkHold ? marks.Hold() : marks.Unhold()));
	204	}
	205	else
	206	{
	207	// FIXME: Maybe show a message for unchanged states here as well?
	208	if (strcasecmp(CmdL.FileList[0], "purge") == 0)
	209	std::swap(marks.Purge(), pkgset);
	210	else if (strcasecmp(CmdL.FileList[0], "deinstall") == 0 \|\| strcasecmp(CmdL.FileList[0], "remove") == 0)
	211	std::swap(marks.Remove(), pkgset);
	212	else //if (strcasecmp(CmdL.FileList[0], "install") == 0)
	213	std::swap(marks.Install(), pkgset);
	214	}
b49068c5	215	pkgset.clear();
6fddb156	216
b49068c5 DK	217	bool success = true;
b49068c5 DK	218	if (_config->FindB("APT::Mark::Simulate", false) == false)
6fddb156	219	{
b49068c5 DK	220	success = marks.Save();
	221	if (success == false)
	222	_error->Error(_("Executing dpkg failed. Are you root?"));
6fddb156	223	}
b49068c5 DK	224	for (auto Ver : marks.Hold())
	225	ioprintf(c1out,_("%s set on hold.\n"), Ver.ParentPkg().FullName(true).c_str());
	226	for (auto Ver : marks.Unhold())
	227	ioprintf(c1out,_("Canceled hold on %s.\n"), Ver.ParentPkg().FullName(true).c_str());
64e3414e DK	228	for (auto Ver : marks.Purge())
	229	ioprintf(c1out,_("Selected %s for purge.\n"), Ver.ParentPkg().FullName(true).c_str());
	230	for (auto Ver : marks.Remove())
	231	ioprintf(c1out,_("Selected %s for removal.\n"), Ver.ParentPkg().FullName(true).c_str());
	232	for (auto Ver : marks.Install())
	233	ioprintf(c1out,_("Selected %s for installation.\n"), Ver.ParentPkg().FullName(true).c_str());
b49068c5	234	return success;
a09e4489 DK	235	}
a09e4489 DK	236	/}}}/
64e3414e	237	static bool ShowSelection(CommandLine &CmdL) /{{{/
a09e4489 DK	238	{
	239	pkgCacheFile CacheFile;
	240	pkgCache *Cache = CacheFile.GetPkgCache();
	241	if (unlikely(Cache == NULL))
	242	return false;
	243
64e3414e DK	244	pkgCache::State::PkgSelectedState selector;
	245	if (strncasecmp(CmdL.FileList[0], "showpurge", strlen("showpurge")) == 0)
	246	selector = pkgCache::State::Purge;
	247	else if (strncasecmp(CmdL.FileList[0], "showdeinstall", strlen("showdeinstall")) == 0 \|\|
	248	strncasecmp(CmdL.FileList[0], "showremove", strlen("showremove")) == 0)
	249	selector = pkgCache::State::DeInstall;
	250	else if (strncasecmp(CmdL.FileList[0], "showhold", strlen("showhold")) == 0)
	251	selector = pkgCache::State::Hold;
	252	else //if (strcasecmp(CmdL.FileList[0], "showinstall", strlen("showinstall")) == 0)
	253	selector = pkgCache::State::Install;
	254
a09e4489 DK	255	std::vector<string> packages;
	256
	257	if (CmdL.FileList[1] == 0)
	258	{
	259	packages.reserve(50); // how many holds are realistic? I hope just a few…
	260	for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P)
64e3414e	261	if (P->SelectedState == selector)
a09e4489 DK	262	packages.push_back(P.FullName(true));
	263	}
	264	else
	265	{
	266	APT::CacheSetHelper helper(false); // do not show errors
	267	APT::PackageSet pkgset = APT::PackageSet::FromCommandLine(CacheFile, CmdL.FileList + 1, helper);
	268	packages.reserve(pkgset.size());
	269	for (APT::PackageSet::const_iterator P = pkgset.begin(); P != pkgset.end(); ++P)
64e3414e	270	if (P->SelectedState == selector)
a09e4489 DK	271	packages.push_back(P.FullName(true));
	272	}
	273
	274	std::sort(packages.begin(), packages.end());
	275
c98fb5e0 DK	276	for (vector<string>::const_iterator I = packages.begin(); I != packages.end(); ++I)
	277	std::cout << *I << std::endl;
	278
	279	return true;
	280	}
	281	/}}}/
	282	// ShowHelp - Show a help screen /{{{/
	283	// ---------------------------------------------------------------------
	284	/* */
65512241	285	static bool ShowHelp(CommandLine &)
c98fb5e0	286	{
249aec3b	287	ioprintf(std::cout, "%s %s (%s)\n", PACKAGE, PACKAGE_VERSION, COMMON_ARCH);
c98fb5e0 DK	288
	289	cout <<
	290	_("Usage: apt-mark [options] {auto\|manual} pkg1 [pkg2 ...]\n"
	291	"\n"
	292	"apt-mark is a simple command line interface for marking packages\n"
3999d158	293	"as manually or automatically installed. It can also list marks.\n"
c98fb5e0 DK	294	"\n"
	295	"Commands:\n"
	296	" auto - Mark the given packages as automatically installed\n"
	297	" manual - Mark the given packages as manually installed\n"
1aef66d5 MV	298	" hold - Mark a package as held back\n"
	299	" unhold - Unset a package set as held back\n"
	300	" showauto - Print the list of automatically installed packages\n"
	301	" showmanual - Print the list of manually installed packages\n"
	302	" showhold - Print the list of package on hold\n"
c98fb5e0 DK	303	"\n"
	304	"Options:\n"
	305	" -h This help text.\n"
	306	" -q Loggable output - no progress indicator\n"
	307	" -qq No output except for errors\n"
	308	" -s No-act. Just prints what would be done.\n"
	309	" -f read/write auto/manual marking in the given file\n"
	310	" -c=? Read this configuration file\n"
	311	" -o=? Set an arbitrary configuration option, eg -o dir::cache=/tmp\n"
	312	"See the apt-mark(8) and apt.conf(5) manual pages for more information.")
	313	<< std::endl;
	314	return true;
	315	}
	316	/}}}/
	317	int main(int argc,const char argv[]) /{{{*/
	318	{
c98fb5e0 DK	319	CommandLine::Dispatch Cmds[] = {{"help",&ShowHelp},
	320	{"auto",&DoAuto},
	321	{"manual",&DoAuto},
64e3414e DK	322	{"hold",&DoSelection},
	323	{"unhold",&DoSelection},
	324	{"install",&DoSelection},
	325	{"remove",&DoSelection}, // dpkg uses deinstall, but we use remove everywhere else
	326	{"deinstall",&DoSelection},
	327	{"purge",&DoSelection},
c98fb5e0 DK	328	{"showauto",&ShowAuto},
c98fb5e0 DK	329	{"showmanual",&ShowAuto},
64e3414e DK	330	{"showhold",&ShowSelection}, {"showholds",&ShowSelection},
	331	{"showinstall",&ShowSelection}, {"showinstalls",&ShowSelection},
	332	{"showdeinstall",&ShowSelection}, {"showdeinstalls",&ShowSelection},
	333	{"showremove",&ShowSelection}, {"showremoves",&ShowSelection},
	334	{"showpurge",&ShowSelection}, {"showpurges",&ShowSelection},
c98fb5e0 DK	335	// obsolete commands for compatibility
	336	{"markauto", &DoMarkAuto},
	337	{"unmarkauto", &DoMarkAuto},
	338	{0,0}};
	339
b9179170 MV	340	std::vector<CommandLine::Args> Args = getCommandArgs("apt-mark", CommandLine::GetCommand(Cmds, argc, argv));
b9179170 MV	341
c98fb5e0 DK	342	// Set up gettext support
	343	setlocale(LC_ALL,"");
	344	textdomain(PACKAGE);
	345
ad7e0941 DK	346	CommandLine CmdL;
ad7e0941 DK	347	ParseCommandLine(CmdL, Cmds, Args.data(), &_config, &_system, argc, argv, ShowHelp);
c98fb5e0	348
d9e518c6	349	InitOutput();
c98fb5e0 DK	350
	351	// Match the operation
	352	CmdL.DispatchArg(Cmds);
	353
	354	// Print any errors or warnings found during parsing
	355	bool const Errors = _error->PendingError();
	356	if (_config->FindI("quiet",0) > 0)
	357	_error->DumpErrors();
	358	else
	359	_error->DumpErrors(GlobalError::DEBUG);
	360	return Errors == true ? 100 : 0;
	361	}
	362	/}}}/