forked from tools/pkgutils
80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
//
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// pkgutils
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//
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// Copyright (c) 2000-2005 Per Liden
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// Copyright (c) 2006-2017 by CRUX team (http://crux.nu)
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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//
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#include "pkgrm.h"
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#include <unistd.h>
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void pkgrm::run(int argc, char** argv)
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{
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//
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// Check command line options
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//
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string o_package;
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string o_root;
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for (int i = 1; i < argc; i++) {
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string option(argv[i]);
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if (option == "-r" || option == "--root") {
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assert_argument(argv, argc, i);
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o_root = argv[i + 1];
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i++;
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} else if (option[0] == '-' || !o_package.empty()) {
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throw runtime_error("invalid option " + option);
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} else {
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o_package = option;
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}
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}
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if (o_package.empty())
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throw runtime_error("option missing");
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//
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// Check UID
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//
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if (getuid())
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throw runtime_error("only root can remove packages");
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//
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// Remove package
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//
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{
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db_lock lock(o_root, true);
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db_open(o_root);
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if (!db_find_pkg(o_package))
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throw runtime_error("package " + o_package + " not installed");
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db_rm_pkg(o_package);
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ldconfig();
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db_commit();
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}
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}
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void pkgrm::print_help() const
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{
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cout << "usage: " << utilname << " [options] <package>" << endl
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<< "options:" << endl
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<< " -r, --root <path> specify alternative installation root" << endl
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<< " -v, --version print version and exit" << endl
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<< " -h, --help print help and exit" << endl;
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}
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