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#include <getopt.h>
#include <pwd.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include "util/versie.h"
#include "util/error.h"
#include "util/debug.h"
static void usage(FILE *f) {
fprintf(f,
"Gebruik: wiebenik [-hV]\n"
"\n"
"Laat zien wie jij bent"
"\n"
" -h Toon deze hulptekst\n"
" -V Toon versienummer\n");
}
// Returns pointer to argument array containing the file names
static char** parse_options(int argc, char **argv) {
int opt;
while ((opt = getopt(argc, argv, "hV")) != -1) {
switch (opt) {
case 'h':
usage(stdout);
exit(0);
case 'V':
drukkedoos_print_versie(stdout);
exit(0);
case '?':
fprintf(stderr, "wiebenik: Ongeldige optie: -%c\n", optopt);
usage(stderr);
exit(1);
}
}
return argv + optind;
}
int entry_wiebenik(int argc, char **argv) {
parse_options(argc, argv);
struct passwd *pw = getpwuid(geteuid());
puts(pw->pw_name);
return 0;
}
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