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Add chown() syscall and a simple /bin/chown program.
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parent
711e2b2651
commit
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19 changed files with 130 additions and 5 deletions
43
Userland/chown.cpp
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43
Userland/chown.cpp
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#include <unistd.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <string.h>
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#include <AK/AKString.h>
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int main(int argc, char **argv)
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{
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if (argc < 2) {
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printf("usage: chown <uid[:gid]> <path>\n");
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return 0;
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}
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uid_t new_uid = -1;
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gid_t new_gid = -1;
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auto parts = String(argv[1]).split(':');
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if (parts.is_empty()) {
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fprintf(stderr, "Empty uid/gid spec\n");
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return 1;
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}
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bool ok;
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new_uid = parts[0].to_uint(ok);
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if (!ok) {
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fprintf(stderr, "Invalid uid: '%s'\n", parts[0].characters());
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return 1;
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}
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if (parts.size() == 2) {
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new_gid = parts[1].to_uint(ok);
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if (!ok) {
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fprintf(stderr, "Invalid gid: '%s'\n", parts[1].characters());
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return 1;
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}
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}
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int rc = chown(argv[2], new_uid, new_gid);
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if (rc < 0) {
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perror("chown");
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return 1;
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}
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return 0;
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}
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