OpenBSD support for RVM

gistfile1.sh

--- no-obsd     Fri Dec  3 15:45:25 2010
+++ with-obsd   Fri Dec  3 15:44:13 2010
@@ -42,6 +42,7 @@
     echo "Creating the group '$1'"
 
     case "$os_type" in
+      "OpenBSD") groupadd "$rvm_group_name";;
       "FreeBSD") pw groupadd -q "$rvm_group_name";;
       "Linux")   groupadd -f "$rvm_group_name";;
       "Darwin")  
@@ -72,6 +73,7 @@
   echo "Adding '$1' to the group '$2'"
   
   case "$os_type" in
+    "OpenBSD") usermod -G "$2" "$1";;
     "FreeBSD") pw usermod "$1" -G "$2";;
     "Linux")   usermod -a -G "$2" "$1";;
     "Darwin")  dscl . -append "/Groups/$2" GroupMembership "$1";;
@@ -92,7 +94,7 @@
   echo "Please ensure git is installed and available in PATH to continue." >&2
   exit 1
 
-elif [[ "$os_type" != "Linux" && "$os_type" != "FreeBSD" && "$os_type" != "Darwin" ]]; then
+elif [[ "$os_type" != "OpenBSD" && "$os_type" != "Linux" && "$os_type" != "FreeBSD" && "$os_type" != "Darwin" ]]; then
   echo "The rvm system wide installer currently only supports Linux, FreeBSD, and Darwin." >&2
   exit 1
 fi