BSD 4 release
[unix-history] / usr / src / cmd / whoami.c
CommitLineData
31cef89c 1static char *sccsid = "@(#)whoami.c 4.1 (Berkeley) 10/1/80";
4d767c86
BJ
2#include <pwd.h>
3/*
4 * whoami
5 */
6struct passwd *getpwuid();
7
8main()
9{
10 register struct passwd *pp;
11
12 pp = getpwuid(getuid());
13 if (pp == 0) {
14 printf("Intruder alert.\n");
15 exit(1);
16 }
17 printf("%s\n", pp->pw_name);
18 exit(0);
19}