BSD 4 release

[unix-history] / usr / src / cmd / whoami.c

static char *sccsid = "@(#)whoami.c     4.1 (Berkeley) 10/1/80";
#include <pwd.h>
/*
* whoami
*/
struct  passwd *getpwuid();

main()
{
       register struct passwd *pp;

       pp = getpwuid(getuid());
       if (pp == 0) {
               printf("Intruder alert.\n");
               exit(1);
       }
       printf("%s\n", pp->pw_name);
       exit(0);
}