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/*****************************************************************************
*
* demo program - part of CLIPP (command line interfaces for modern C++)
*
* released under MIT license
*
* (c) 2017-2018 André Müller; foss@andremueller-online.de
*
*****************************************************************************/
#include <iostream>
#include <vector>
#include <cmath>
#include <clipp.h>
int main(int argc, char* argv[])
{
using namespace clipp;
enum class imode { file, args, stdio, random };
enum class omode { file, stdio };
auto input = imode::file;
auto output = omode::stdio;
std::int64_t minlen = 256;
std::int64_t maxlen = 1024;
std::string query, subject;
std::string outfile;
std::vector<std::string> wrong;
auto cli = (
(option("-o", "--out").set(output,omode::file) &
value("file", outfile)) % "write results to file"
,
"read sequences from input files" % (
command("-i", "--in"),
value("query file", query),
value("subject file", subject)
) |
"specify sequences on the command line" % (
command("-a", "--args").set(input,imode::args),
value("query string", query),
value("subject string", subject)
) |
"generate random input sequences" % (
command("-r", "--rand").set(input,imode::random),
opt_integer("min len", minlen) &
opt_integer("max len", maxlen)
) | (
"read sequences from stdin" %
command("-").set(input,imode::stdio)
),
any_other(wrong)
);
if(!parse(argc,argv, cli) || !wrong.empty()) {
if(!wrong.empty()) {
std::cout << "Unknown command line arguments:\n";
for(const auto& a : wrong) std::cout << "'" << a << "'\n";
std::cout << '\n';
}
std::cout << make_man_page(cli, argv[0]) << '\n';
return 0;
}
switch(input) {
default:
case imode::file: /* ... */ break;
case imode::args: /* ... */ break;
case imode::stdio: /* ... */ break;
case imode::random: /* ... */ break;
}
switch(output) {
default:
case omode::stdio: /* ... */ break;
case omode::file: /* ... */ break;
}
}