From b0dc723863560322fab286f028e09d51981d174c Mon Sep 17 00:00:00 2001
From: Iain Patterson <me@iain.cx>
Date: Wed, 10 Mar 2010 14:20:00 +0000
Subject: [PATCH] SCREENDIR checks.

Use bash builtin -g to check for setgid screen.
Make SCREENDIR if it doesn't already exist.
---
 .profile.d/screen.bashrc | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/.profile.d/screen.bashrc b/.profile.d/screen.bashrc
index 440395e..beba505 100644
--- a/.profile.d/screen.bashrc
+++ b/.profile.d/screen.bashrc
@@ -1,12 +1,13 @@
 # Fixup screen and define ``session'' if available.
 screen=$(find_working screen 2>/dev/null)
 if [ $? = 0 ]; then
-  # Override SCREENDIR iff screen is not setuid (but not under sudo).
-  if ! ls -l "$screen" | cut -d ' ' -f 1 | grep s >/dev/null; then
+  # Override SCREENDIR iff screen is not setgid (but not under sudo).
+  if [ ! -g "$screen" ]; then
     if [ -n "$SUDO_USER" ]; then
       unset SCREENDIR
     else
-      export SCREENDIR="${PROFILE_HOME:-~}/.screen/$HOSTNAME"
+      export SCREENDIR="~/.screen/$HOSTNAME"
+      mkdir -p "$SCREENDIR"
     fi
   fi
 
-- 
2.7.4