2 // Copyright (C) 2009 Ingo Ruhnke <grumbel@gmx.de>
4 // This program is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "util/string_util.hpp"
24 int main(int argc, char** argv)
26 std::vector<std::string> lines;
28 // read files from stdin or files
32 for(int i = 1; i < argc; ++i)
34 std::ifstream in(argv[i]);
35 while(std::getline(in, line))
37 lines.push_back(line);
43 while(std::getline(std::cin, line))
45 lines.push_back(line);
50 std::sort(lines.begin(), lines.end(), StringUtil::numeric_less);
52 // output the sorted text
53 for(std::vector<std::string>::iterator i = lines.begin(); i != lines.end(); ++i)
55 std::cout << *i << std::endl;