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Add example code to create a new action.

This commit is contained in:
King_DuckZ 2015-12-10 22:13:06 +00:00
parent 10b9be1f85
commit e6680b0bf1
4 changed files with 145 additions and 0 deletions

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project(${bare_name}-<command_name_here> CXX C)
add_executable(${PROJECT_NAME}
main.cpp
commandline.cpp
)
target_include_directories(${PROJECT_NAME}
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/..
)
target_link_libraries(${PROJECT_NAME}
PRIVATE ${bare_name}-if
PRIVATE ${bare_name}-common
)
string(REPLACE "${bare_name}-" "" ACTION_NAME "${PROJECT_NAME}")
target_compile_definitions(${PROJECT_NAME}
PRIVATE ACTION_NAME="${ACTION_NAME}"
)

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/* Copyright 2015, Michele Santullo
* This file is part of "dindexer".
*
* "dindexer" is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* "dindexer" 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 "dindexer". If not, see <http://www.gnu.org/licenses/>.
*/
#include "commandline.hpp"
#include "dindexer-common/commandline.hpp"
#include <boost/program_options.hpp>
#include <iostream>
namespace po = boost::program_options;
namespace din {
bool parse_commandline (int parArgc, char* parArgv[], po::variables_map& parVarMap) {
po::options_description set_options(ACTION_NAME " options");
//set_options.add_options()
//("switch,s", "Help message")
//("option,o", po::value<std::string>()->default_value("default_value"), "Help message")
//("option2", po::value<int>(), "Help message")
//;
//po::options_description positional_options("Positional options");
//positional_options.add_options()
//("pos_option", po::value<std::string>(), "pos_option description")
//;
const auto desc = dinlib::get_default_commandline();
po::options_description all("Available options");
//po::positional_options_description pd;
all.add(desc)./*add(positional_options).*/add(set_options);
//pd.add("pos_option", 1);//.add("pos_option2", 1);
try {
po::store(po::command_line_parser(parArgc, parArgv).options(all)/*.positional(pd)*/.run(), parVarMap);
}
catch (const po::unknown_option& err) {
throw std::invalid_argument(err.what());
}
po::notify(parVarMap);
if (dinlib::manage_common_commandline(std::cout, ACTION_NAME, "[options...] <search-path>", parVarMap, {std::cref(desc), std::cref(set_options)})) {
return true;
}
return false;
}
} //namespace din

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/* Copyright 2015, Michele Santullo
* This file is part of "dindexer".
*
* "dindexer" is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* "dindexer" 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 "dindexer". If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef id1B7A42F6E46547A6AB0F914E2A91399F
#define id1B7A42F6E46547A6AB0F914E2A91399F
#include <boost/program_options/variables_map.hpp>
#include <boost/program_options/errors.hpp>
#include "dindexer-common/mediatypes.hpp"
namespace din {
bool parse_commandline ( int parArgc, char* parArgv[], boost::program_options::variables_map& parVarMap );
} //namespace din
#endif

36
action_skel_code/main.cpp Normal file
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/* Copyright 2015, Michele Santullo
* This file is part of "dindexer".
*
* "dindexer" is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* "dindexer" 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 "dindexer". If not, see <http://www.gnu.org/licenses/>.
*/
#include <iostream>
#include "commandline.hpp"
int main (int parArgc, char* parArgv[]) {
using boost::program_options::variables_map;
variables_map vm;
try {
if (din::parse_commandline(parArgc, parArgv, vm)) {
return 0;
}
}
catch (const std::invalid_argument& err) {
std::cerr << err.what() << "\nUse --help for help" << std::endl;
return 2;
}
return 0;
}