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/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2009, 2010 Ciaran McCreesh
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "cmd_resolve.hh"
#include "cmd_resolve_cmdline.hh"
#include "resolve_common.hh"
#include <paludis/util/make_null_shared_ptr.hh>
#include <iostream>
#include <cstdlib>
using namespace paludis;
using namespace cave;
using std::cout;
using std::endl;
namespace
{
struct ResolveCommandLine :
CaveCommandCommandLine
{
ResolveCommandLineResolutionOptions resolution_options;
ResolveCommandLineExecutionOptions execution_options;
ResolveCommandLineDisplayOptions display_options;
ResolveCommandLineProgramOptions program_options;
ResolveCommandLine() :
resolution_options(this),
execution_options(this),
display_options(this),
program_options(this)
{
add_usage_line("[ -x|--execute ] [ -z|--lazy or -c|--complete or -e|--everything ] spec ...");
add_usage_line("[ -x|--execute ] [ -z|--lazy or -c|--complete or -e|--everything ] set");
add_usage_line("[ -x|--execute ] !spec ...");
}
std::string app_name() const
{
return "cave resolve";
}
std::string app_synopsis() const
{
return "Display how to resolve one or more targets, and possibly then "
"perform that resolution.";
}
std::string app_description() const
{
return "Displays how to resolve one or more targets. If instructed, then "
"executes the relevant install and uninstall actions to perform that "
"resolution.";
}
};
}
bool
ResolveCommand::important() const
{
return true;
}
int
ResolveCommand::run(
const std::shared_ptr<Environment> & env,
const std::shared_ptr<const Sequence<std::string > > & args
)
{
ResolveCommandLine cmdline;
cmdline.run(args, "CAVE", "CAVE_RESOLVE_OPTIONS", "CAVE_RESOLVE_CMDLINE");
if (cmdline.a_help.specified())
{
cout << cmdline;
return EXIT_SUCCESS;
}
cmdline.resolution_options.apply_shortcuts();
cmdline.resolution_options.verify(env);
std::shared_ptr<Sequence<std::pair<std::string, std::string> > > targets(std::make_shared<Sequence<std::pair<std::string, std::string> >>());
for (ResolveCommandLine::ParametersConstIterator p(cmdline.begin_parameters()), p_end(cmdline.end_parameters()) ;
p != p_end ; ++p)
targets->push_back(std::make_pair(*p, ""));
return resolve_common(env, cmdline.resolution_options, cmdline.execution_options, cmdline.display_options,
cmdline.program_options, make_null_shared_ptr(), targets, make_null_shared_ptr(), false);
}
std::shared_ptr<args::ArgsHandler>
ResolveCommand::make_doc_cmdline()
{
return std::make_shared<ResolveCommandLine>();
}
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