| 1 | // |
| 2 | // pkgutils |
| 3 | // |
| 4 | // Copyright (c) 2000-2005 Per Liden |
| 5 | // |
| 6 | // This program is free software; you can redistribute it and/or modify |
| 7 | // it under the terms of the GNU General Public License as published by |
| 8 | // the Free Software Foundation; either version 2 of the License, or |
| 9 | // (at your option) any later version. |
| 10 | // |
| 11 | // This program is distributed in the hope that it will be useful, |
| 12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | // GNU General Public License for more details. |
| 15 | // |
| 16 | // You should have received a copy of the GNU General Public License |
| 17 | // along with this program; if not, write to the Free Software |
| 18 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| 19 | // USA. |
| 20 | // |
| 21 | |
| 22 | #include "pkginfo.h" |
| 23 | #include <iterator> |
| 24 | #include <vector> |
| 25 | #include <iomanip> |
| 26 | #include <sys/types.h> |
| 27 | #include <regex.h> |
| 28 | |
| 29 | void pkginfo::run(int argc, char** argv) |
| 30 | { |
| 31 | // |
| 32 | // Check command line options |
| 33 | // |
| 34 | int o_footprint_mode = 0; |
| 35 | int o_installed_mode = 0; |
| 36 | int o_list_mode = 0; |
| 37 | int o_owner_mode = 0; |
| 38 | string o_root; |
| 39 | string o_arg; |
| 40 | |
| 41 | for (int i = 1; i < argc; ++i) { |
| 42 | string option(argv[i]); |
| 43 | if (option == "-r" || option == "--root") { |
| 44 | assert_argument(argv, argc, i); |
| 45 | o_root = argv[i + 1]; |
| 46 | i++; |
| 47 | } else if (option == "-i" || option == "--installed") { |
| 48 | o_installed_mode += 1; |
| 49 | } else if (option == "-l" || option == "--list") { |
| 50 | assert_argument(argv, argc, i); |
| 51 | o_list_mode += 1; |
| 52 | o_arg = argv[i + 1]; |
| 53 | i++; |
| 54 | } else if (option == "-o" || option == "--owner") { |
| 55 | assert_argument(argv, argc, i); |
| 56 | o_owner_mode += 1; |
| 57 | o_arg = argv[i + 1]; |
| 58 | i++; |
| 59 | } else if (option == "-f" || option == "--footprint") { |
| 60 | assert_argument(argv, argc, i); |
| 61 | o_footprint_mode += 1; |
| 62 | o_arg = argv[i + 1]; |
| 63 | i++; |
| 64 | } else { |
| 65 | throw runtime_error("invalid option " + option); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | if (o_footprint_mode + o_installed_mode + o_list_mode + o_owner_mode == 0) |
| 70 | throw runtime_error("option missing"); |
| 71 | |
| 72 | if (o_footprint_mode + o_installed_mode + o_list_mode + o_owner_mode > 1) |
| 73 | throw runtime_error("too many options"); |
| 74 | |
| 75 | if (o_footprint_mode) { |
| 76 | // |
| 77 | // Make footprint |
| 78 | // |
| 79 | pkg_footprint(o_arg); |
| 80 | } else { |
| 81 | // |
| 82 | // Modes that require the database to be opened |
| 83 | // |
| 84 | { |
| 85 | db_lock lock(o_root, false); |
| 86 | db_open(o_root); |
| 87 | } |
| 88 | |
| 89 | if (o_installed_mode) { |
| 90 | // |
| 91 | // List installed packages |
| 92 | // |
| 93 | for (packages_t::const_iterator i = packages.begin(); i != packages.end(); ++i) |
| 94 | cout << i->first << ' ' << i->second.version << endl; |
| 95 | } else if (o_list_mode) { |
| 96 | // |
| 97 | // List package or file contents |
| 98 | // |
| 99 | if (db_find_pkg(o_arg)) { |
| 100 | copy(packages[o_arg].files.begin(), packages[o_arg].files.end(), ostream_iterator<string>(cout, "\n")); |
| 101 | } else if (file_exists(o_arg)) { |
| 102 | pair<string, pkginfo_t> package = pkg_open(o_arg); |
| 103 | copy(package.second.files.begin(), package.second.files.end(), ostream_iterator<string>(cout, "\n")); |
| 104 | } else { |
| 105 | throw runtime_error(o_arg + " is neither an installed package nor a package file"); |
| 106 | } |
| 107 | } else { |
| 108 | // |
| 109 | // List owner(s) of file or directory |
| 110 | // |
| 111 | regex_t preg; |
| 112 | if (regcomp(&preg, o_arg.c_str(), REG_EXTENDED | REG_NOSUB)) |
| 113 | throw runtime_error("error compiling regular expression '" + o_arg + "', aborting"); |
| 114 | |
| 115 | vector<pair<string, string> > result; |
| 116 | result.push_back(pair<string, string>("Package", "File")); |
| 117 | unsigned int width = result.begin()->first.length(); // Width of "Package" |
| 118 | |
| 119 | for (packages_t::const_iterator i = packages.begin(); i != packages.end(); ++i) { |
| 120 | for (set<string>::const_iterator j = i->second.files.begin(); j != i->second.files.end(); ++j) { |
| 121 | const string file('/' + *j); |
| 122 | if (!regexec(&preg, file.c_str(), 0, 0, 0)) { |
| 123 | result.push_back(pair<string, string>(i->first, *j)); |
| 124 | if (i->first.length() > width) |
| 125 | width = i->first.length(); |
| 126 | } |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | regfree(&preg); |
| 131 | |
| 132 | if (result.size() > 1) { |
| 133 | for (vector<pair<string, string> >::const_iterator i = result.begin(); i != result.end(); ++i) { |
| 134 | cout << left << setw(width + 2) << i->first << i->second << endl; |
| 135 | } |
| 136 | } else { |
| 137 | cout << utilname << ": no owner(s) found" << endl; |
| 138 | } |
| 139 | } |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | void pkginfo::print_help() const |
| 144 | { |
| 145 | cout << "usage: " << utilname << " [options]" << endl |
| 146 | << "options:" << endl |
| 147 | << " -i, --installed list installed packages" << endl |
| 148 | << " -l, --list <package|file> list files in <package> or <file>" << endl |
| 149 | << " -o, --owner <pattern> list owner(s) of file(s) matching <pattern>" << endl |
| 150 | << " -f, --footprint <file> print footprint for <file>" << endl |
| 151 | << " -r, --root <path> specify alternative installation root" << endl |
| 152 | << " -v, --version print version and exit" << endl |
| 153 | << " -h, --help print help and exit" << endl; |
| 154 | } |