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/* date - Show the date and time.
* Copyright (C) 2022 Ferass EL HAFIDI
*
* This program 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.
*
* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <time.h>
#include <stdio.h>
#include "version.h"
#ifndef COMPILETIME
#define COMPILETIME
#endif
void printUsage();
int main(int argc, char *argv[]) {
time_t epoch = time(NULL);
struct tm* date = localtime(&epoch);
char date_s[31];
const char *format;
if (argc == 2 && argv[1][0] == '+') {
argv[1]++;
format = argv[1];
}
else {
format = "%a %b %e %H:%M:%S %Z %Y";
}
strftime(date_s, 31, format, date);
printf("%s\n", date_s);
return 0;
}
void printUsage() {
printf("Ferass' Base System. (%s)\n\n"
"Usage: date [+format]\n\n"
"Output the date and time.\n\n", COMPILETIME);
}
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