added 'esethome' to user.eclass

2 files changed, 66 insertions, 3 deletions

diff --git a/eclass/ChangeLog b/eclass/ChangeLog
index 530e35a7c6e3..365154902fb1 100644
--- a/eclass/ChangeLog
+++ b/eclass/ChangeLog
@@ -1,6 +1,9 @@
 # ChangeLog for eclass directory
 # Copyright 1999-2012 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/ChangeLog,v 1.316 2012/06/18 06:45:28 grobian Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/ChangeLog,v 1.317 2012/06/18 16:51:34 axs Exp $
+
+  18 Jun 2012; Ian Stakenvicius <axs@gentoo.org> user.eclass:
+  added 'esethome' to user.eclass
 
   18 Jun 2012; Fabian Groffen <grobian@gentoo.org> flag-o-matic.eclass:
   Allow header and library paths flags in setup-allowed-flags(), bug #414641
diff --git a/eclass/user.eclass b/eclass/user.eclass
index 2b1fd0c3f5b4..d2b76c8e8221 100644
--- a/eclass/user.eclass
+++ b/eclass/user.eclass
@@ -1,6 +1,6 @@
-# Copyright 1999-2011 Gentoo Foundation
+# Copyright 1999-2012 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/user.eclass,v 1.18 2011/12/10 20:03:17 vapier Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/user.eclass,v 1.19 2012/06/18 16:51:34 axs Exp $
 
 # @ECLASS: user.eclass
 # @MAINTAINER:
@@ -387,4 +387,64 @@ egetshell() {
 	egetent passwd "$1" | cut -d: -f${pos}
 }
 
+# @FUNCTION: esethome
+# @USAGE: <user> <homedir>
+# @DESCRIPTION:
+# Update the home directory in a platform-agnostic way.
+# Required parameters is the username and the new home directory.
+# Specify -1 if you want to set home to the enewuser default 
+# of /dev/null.
+# If the new home directory does not exist, it is created.
+# Any previously existing home directory is NOT moved.
+esethome() {
+	_assert_pkg_ebuild_phase ${FUNCNAME}
+
+	# get the username
+	local euser=$1; shift
+	if [[ -z ${euser} ]] ; then
+		eerror "No username specified !"
+		die "Cannot call esethome without a username"
+	fi
+
+	# lets see if the username already exists
+	if [[ -z $(egetent passwd "${euser}") ]] ; then
+		ewarn "User does not exist, cannot set home dir -- skipping."
+		return 1
+	fi
+
+	# handle homedir
+	local ehome=$1; shift
+	if [[ -z ${ehome} ]] ; then
+		eerror "No home directory specified !"
+		die "Cannot call esethome without a home directory or '-1'"
+	fi
+
+	if [[ ${ehome} == "-1" ]] ; then
+		ehome="/dev/null"
+	fi
+	einfo " - Home: ${ehome}"
+
+	# update the home directory
+	case ${CHOST} in
+	*-darwin*)
+		dscl . change "/users/${euser}" home "${ehome}"
+		;;
+
+	*-freebsd*|*-dragonfly*)
+		pw usermod "${euser}" -d "${ehome}" || die
+		;;
+
+	*)
+		usermod -d "${ehome}" "${euser}" || die
+		;;
+	esac
+
+	if [[ ! -e ${ROOT}/${ehome} ]] ; then
+		einfo " - Creating ${ehome} in ${ROOT}"
+		mkdir -p "${ROOT}/${ehome}"
+		chown "${euser}" "${ROOT}/${ehome}"
+		chmod 755 "${ROOT}/${ehome}"
+	fi
+}
+
 fi