/* vi: set sw=4 ts=4: */ /* * getlogin for uClibc * * Copyright (C) 2001 by Lineo, inc. Written by * Erik Andersen * <andersen@lineo.com>, <andersee@debian.org> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU Library General Public License as published by * the Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License * for more details. * * You should have received a copy of the GNU Library General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include <stdlib.h> #include <string.h> /* uClibc makes it policy to not mess with the utmp file whenever possible, * * since I consider utmp a complete wasts 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 */ char * getlogin(void) { return (getenv("LOGNAME")); } int getlogin_r(char *name, size_t len) { char * foo = getenv("LOGNAME"); if (! foo) return -1; strncpy(name, foo, len); return 0; }