56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
/*
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Copyright (c) 2013 Daniel Stahlke
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <map>
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#include <cstdio>
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#include <boost/foreach.hpp>
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std::map<std::string, void (*)(void)> demos;
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void register_demo(const std::string &label, void (*fn)(void)) {
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demos[label] = fn;
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}
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void register_demos();
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int main(int argc, char **argv) {
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register_demos();
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if(argc < 2) {
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printf("Usage: %s <demo_name>\n", argv[0]);
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printf("Choose one of the following demos:\n");
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typedef std::pair<std::string, void (*)(void)> demo_pair;
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BOOST_FOREACH(const demo_pair &pair, demos) {
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printf(" %s\n", pair.first.c_str());
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}
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return 0;
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}
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std::string arg(argv[1]);
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if(!demos.count(arg)) {
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printf("No such demo '%s'\n", arg.c_str());
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return 1;
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}
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demos[arg]();
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}
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