[gentoo-dev] [RFC, PATCH] user.eclass: gracefully return when unprivileged.

From: Benda Xu <heroxbd@g.o>

  enewgroup and enewuser does not apply when executed as a normal
  user, e.g. under Gentoo Prefix.
---
 eclass/user.eclass | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/eclass/user.eclass b/eclass/user.eclass
index 86bcd282479..82ccc1100ac 100644
--- a/eclass/user.eclass
+++ b/eclass/user.eclass
@@ -103,6 +103,10 @@ egetent() {
 # Default uid is (pass -1 for this) next available, default shell is
 # /bin/false, default homedir is /dev/null, and there are no default groups.
 enewuser() {
+	if [[ ${EUID} != 0 ]] ; then
+		einfo "Donot have enough privilege to execute ${FUNCNAME[0]}"
+		return 0
+	fi
 	_assert_pkg_ebuild_phase ${FUNCNAME}
 
 	# get the username
@@ -262,6 +266,10 @@ enewuser() {
 # do the rest.  You may specify the gid for the group or allow the group to
 # allocate the next available one.
 enewgroup() {
+	if [[ ${EUID} != 0 ]] ; then
+		einfo "Donot have enough privilege to execute ${FUNCNAME[0]}"
+		return 0
+	fi
 	_assert_pkg_ebuild_phase ${FUNCNAME}
 
 	# get the group
-- 
2.15.0