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/* vi: set sw=4 ts=4: */
/* getlogin for uClibc
*
* Copyright (C) 2000 by Lineo, inc. and Erik Andersen
* Copyright (C) 2000-2006 by Erik Andersen <andersen@uclibc.org>
* Written by Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdio.h>
libc_hidden_proto(strcpy)
libc_hidden_proto(strncpy)
libc_hidden_proto(getenv)
/* uClibc makes it policy to not mess with the utmp file whenever
* possible, since I consider utmp a complete waste of time. Since
* getlogin() should never be used for security purposes, we kindly let
* the user specify whatever they want via the LOGNAME environment
* variable, or we return NULL if getenv() fails to find anything */
libc_hidden_proto(getlogin)
char * getlogin(void)
{
return (getenv("LOGNAME"));
}
libc_hidden_def(getlogin)
int getlogin_r(char *name, size_t len)
{
char * foo = getenv("LOGNAME");
if (! foo)
return -1;
strncpy(name, foo, len);
name[len-1] = '\0';
return 0;
}
char *cuserid(char *s)
{
char *name = getlogin();
if (s) {
return(strcpy(s, name ? name : ""));
}
return name;
}
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