82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
#include "navmon.hh"
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#include <iostream>
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#include "CLI/CLI.hpp"
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#include "version.hh"
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extern const char* g_gitHash;
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using namespace std;
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int main(int argc, char** argv)
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try
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{
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string program("gndate");
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CLI::App app(program);
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string date;
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int galwn{-1};
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bool doProgOutput{false};
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bool doGPSWN{false}, doGALWN{false}, doBEIDOUWN{false}, doVERSION{false}, doUTC{false};
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app.add_flag("--version", doVERSION, "show program version and copyright");
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app.add_option("--date,-d", date, "yyyy-mm-dd hh:mm[:ss] hh:mm yyyymmdd hhmm");
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app.add_option("--date-gal-wn", galwn, "Give data for this Galileo week number");
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app.add_flag("--utc,-u", doUTC, "Interpret --date,-d as UTC");
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app.add_flag("--gps-wn", doGPSWN, "Print GPS week number");
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app.add_flag("--gal-wn", doGALWN, "Print GPS week number");
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app.add_flag("--prog-output", doProgOutput, "Modulate some date formats for use as parameters to programs");
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try {
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app.parse(argc, argv);
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} catch(const CLI::Error &e) {
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return app.exit(e);
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}
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if(doVERSION) {
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showVersion(program.c_str(), g_gitHash);
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exit(0);
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}
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time_t now;
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if(date.empty())
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now = time(0);
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else {
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if(doUTC)
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setenv("TZ", "UTC", 1);
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now = parseTime(date);
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}
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int wn, tow;
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if(galwn >= 0) {
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time_t week=utcFromGST(galwn, 0);
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if(doProgOutput)
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cout<<influxTime(week) << endl;
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else
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cout<<humanTime(week)<< " - " << humanTime(week+7*86400) << endl;
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return 0;
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}
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if(doGPSWN) {
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getGPSDateFromUTC(now, wn, tow);
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cout<<wn<<endl;
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}
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else if(doGALWN) {
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getGalDateFromUTC(now, wn, tow);
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cout<<wn<<endl;
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}
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else if(doBEIDOUWN) {
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getBeiDouDateFromUTC(now, wn, tow);
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cout<<wn<<endl;
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}
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else {
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getGPSDateFromUTC(now, wn, tow);
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cout<<"GPS Week Number (non-wrapped): "<< wn << ", tow " << tow << endl;
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getGalDateFromUTC(now, wn, tow);
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cout<<"Galileo Week Number: "<< wn << ", tow " << tow << endl;
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getBeiDouDateFromUTC(now, wn, tow);
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cout<<"BeiDou Week Number: "<< wn << ", sow " << tow << endl;
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}
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}
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catch(exception& e) {
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cerr<<"Error: "<<e.what()<<endl;
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}
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