ladybird/Userland/chown.cpp

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#include <AK/String.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>
int main(int argc, char** argv)
{
if (argc < 2) {
printf("usage: chown <uid[:gid]> <path>\n");
return 0;
}
uid_t new_uid = -1;
gid_t new_gid = -1;
auto parts = String(argv[1]).split(':');
if (parts.is_empty()) {
fprintf(stderr, "Empty uid/gid spec\n");
return 1;
}
bool ok;
new_uid = parts[0].to_uint(ok);
if (!ok) {
fprintf(stderr, "Invalid uid: '%s'\n", parts[0].characters());
return 1;
}
if (parts.size() == 2) {
new_gid = parts[1].to_uint(ok);
if (!ok) {
fprintf(stderr, "Invalid gid: '%s'\n", parts[1].characters());
return 1;
}
}
int rc = chown(argv[2], new_uid, new_gid);
if (rc < 0) {
perror("chown");
return 1;
}
return 0;
}