From 8a832b7dab615a128aeba158adff29e4e30ee41e Mon Sep 17 00:00:00 2001
From: Frederic Lepied <flepied@mandriva.com>
Date: Sun, 22 Dec 2002 23:08:41 +0000
Subject: do not delete supplementary groups already added

---
 add-group | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/add-group b/add-group
index c27855c..fada716 100755
--- a/add-group
+++ b/add-group
@@ -29,7 +29,11 @@ if [ -n "$users" ]; then
     IFS="$SAVED_IFS"
 
     for u in $*; do
-	/usr/sbin/usermod -G $name $u > /dev/null 2>&1
+	old=`egrep "[:,]$u(,|$)" /etc/group | cut -d : -f 1 | xargs echo`
+	if [ -n "$old" ]; then
+	    old=`echo ",$old" | sed 's/ /,/g'`
+	fi
+	/usr/sbin/usermod -G $name$old $u > /dev/null 2>&1
     done
 fi
 
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