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/* vi: set sw=4 ts=4:
*
* logname.c - Print user's login name.
*
* Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com>
*
* See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/logname.html
USE_LOGNAME(NEWTOY(logname, ">0", TOYFLAG_BIN))
config LOGNAME
bool "logname"
default y
help
usage: logname
Prints the calling user's name or an error when this cannot be
determined.
*/
#include "toys.h"
void logname_main(void)
{
if (getlogin_r(toybuf, sizeof(toybuf))){
error_exit("no login name");
}
xputs(toybuf);
}
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