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authorAvatar Alexander Færøy <ahf@0x90.dk> 2008-11-19 19:15:26 +0100
committerAvatar Alexander Færøy <ahf@0x90.dk> 2008-11-19 19:15:26 +0100
commit85438e0cb6bb078304a2b945f2f62913db7f4735 (patch)
treec6982238fd2204a1087aed522fbbb3eaa49227a8 /src/clients/cave/cmd_print_packages.cc
parent99b12148b816dc63f03cff5c2b88c8bc7d634e76 (diff)
downloadpaludis-85438e0cb6bb078304a2b945f2f62913db7f4735.tar.gz
paludis-85438e0cb6bb078304a2b945f2f62913db7f4735.tar.xz
Add cave print-packages.
Diffstat (limited to 'src/clients/cave/cmd_print_packages.cc')
-rw-r--r--src/clients/cave/cmd_print_packages.cc100
1 files changed, 100 insertions, 0 deletions
diff --git a/src/clients/cave/cmd_print_packages.cc b/src/clients/cave/cmd_print_packages.cc
new file mode 100644
index 000000000..ff4b42b26
--- /dev/null
+++ b/src/clients/cave/cmd_print_packages.cc
@@ -0,0 +1,100 @@
+/* vim: set sw=4 sts=4 et foldmethod=syntax : */
+
+/*
+ * Copyright (c) 2008 Alexander Færøy
+ *
+ * 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_print_packages.hh"
+#include "command_command_line.hh"
+
+#include <paludis/action.hh>
+#include <paludis/args/args.hh>
+#include <paludis/args/do_help.hh>
+#include <paludis/environment.hh>
+#include <paludis/package_database.hh>
+#include <paludis/repository.hh>
+#include <paludis/util/make_shared_ptr.hh>
+#include <paludis/util/wrapped_forward_iterator.hh>
+#include <paludis/util/set.hh>
+
+#include <iostream>
+#include <cstdlib>
+#include <algorithm>
+#include <set>
+
+using namespace paludis;
+using namespace cave;
+using std::cout;
+using std::endl;
+
+namespace
+{
+ struct PrintPackagesCommandLine :
+ CaveCommandCommandLine
+ {
+ virtual std::string app_name() const
+ {
+ return "cave print-packages";
+ }
+
+ virtual std::string app_synopsis() const
+ {
+ return "Prints a list of package names.";
+ }
+
+ virtual std::string app_description() const
+ {
+ return "Prints a list of package names. No formatting is used, making the output suitable for parsing by scripts.";
+ }
+ };
+}
+
+int
+PrintPackagesCommand::run(
+ const std::tr1::shared_ptr<Environment> & env,
+ const std::tr1::shared_ptr<const Sequence<std::string > > & args
+ )
+{
+ PrintPackagesCommandLine cmdline;
+ cmdline.run(args, "CAVE", "CAVE_PRINT_PACKAGES_OPTIONS", "CAVE_PRINT_PACKAGES_CMDLINE");
+
+ if (cmdline.begin_parameters() != cmdline.end_parameters())
+ throw args::DoHelp("print-packages takes no parameters");
+
+ std::set<QualifiedPackageName> all_packages;
+
+ for (PackageDatabase::RepositoryConstIterator r(env->package_database()->begin_repositories()), r_end(env->package_database()->end_repositories());
+ r != r_end; ++r)
+ {
+ std::tr1::shared_ptr<const CategoryNamePartSet> categories((*r)->category_names());
+ for (CategoryNamePartSet::ConstIterator c(categories->begin()), c_end(categories->end());
+ c != c_end; ++c)
+ {
+ std::tr1::shared_ptr<const QualifiedPackageNameSet> packages((*r)->package_names(*c));
+ std::copy(packages->begin(), packages->end(), std::inserter(all_packages, all_packages.begin()));
+ }
+ }
+
+ std::copy(all_packages.begin(), all_packages.end(), std::ostream_iterator<QualifiedPackageName>(cout, "\n"));
+
+ return EXIT_SUCCESS;
+}
+
+std::tr1::shared_ptr<args::ArgsHandler>
+PrintPackagesCommand::make_doc_cmdline()
+{
+ return make_shared_ptr(new PrintPackagesCommandLine);
+}