view toys/other/whoami.c @ 986:69adf14d70e1

System V style init, submitted by Kyungwan Han.
author Rob Landley <rob@landley.net>
date Sun, 04 Aug 2013 00:31:27 -0500
parents 786841fdb1e0
children
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/* whoami.c - Print effective user name
 *
 * Copyright 2012 Georgi Chorbadzhiyski <georgi@unixsol.org>

USE_WHOAMI(NEWTOY(whoami, NULL, TOYFLAG_USR|TOYFLAG_BIN))

config WHOAMI
  bool "whoami"
  default y
  help
    usage: whoami

    Print effective user name.
*/

#include "toys.h"

void whoami_main(void)
{
  struct passwd *pw = getpwuid(geteuid());

  if (!pw) {
    perror("getpwuid");
    toys.exitval = 1;
    return;
  }

  xputs(pw->pw_name);
}