*
*/
-#include "internal.h"
-#include <stdio.h>
-#include <pwd.h>
+/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
-static const char whoami_usage[] = "whoami\n\n"
- "Prints the user name associated with the current effective user id.\n";
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "busybox.h"
extern int whoami_main(int argc, char **argv)
{
- char *user = xmalloc(9);
- uid_t uid = geteuid();
-
if (argc > 1)
- usage(whoami_usage);
+ bb_show_usage();
- my_getpwuid(user, uid);
- if (user) {
- puts(user);
- exit(TRUE);
- }
- fprintf(stderr, "%s: cannot find username for UID %u\n", argv[0],
- (unsigned) uid);
- exit(FALSE);
+ puts(bb_getpwuid(NULL, geteuid(), -1));
+ /* exits on error */
+ bb_fflush_stdout_and_exit(EXIT_SUCCESS);
}