From: Alexander Barton <alex@barton.de>
Date: Mon, 28 Sep 2009 10:17:47 +0000 (+0200)
Subject: Simplify detection of next usable user ID
X-Git-Url: https://arthur.barton.de/gitweb/?p=usertools.macosx.git;a=commitdiff_plain;h=c990f58256c6c4550f4e82a8a4399dde3246a1af

Simplify detection of next usable user ID

Thanks to phrank!
---

diff --git a/useradd.macosx.sh b/useradd.macosx.sh
index 5382ec0..252ff94 100755
--- a/useradd.macosx.sh
+++ b/useradd.macosx.sh
@@ -128,13 +128,8 @@ fi
 # No user ID given, generate it
 if [ $user_id -lt 0 ]; then
 	# search next free user ID
-	declare -i new_id=501
-	id "$new_id" >/dev/null 2>&1
-	while [ $? -eq 0 ]; do
-		new_id=$new_id+1;
-		id "$new_id" >/dev/null 2>&1
-	done
-	user_id=$new_id
+	user_id=`echo $[$(dscl . -list /Users uid | awk '{print $2}' \
+		| sort -n | tail -n1)+1]`
 fi
 
 # Validate user name, user id and group id