X-Git-Url: http://git.iain.cx/?p=profile.git;a=blobdiff_plain;f=.profile.d%2Fscreen.bashrc;h=beba50523d67d2de94cb5555fb83014ee14063f1;hp=ca08f6ed51bd3647a4a0ca85927fdd828735a338;hb=b0dc723863560322fab286f028e09d51981d174c;hpb=74c06de77d0ee3ea428a9fa0f6a83274ef62930f

diff --git a/.profile.d/screen.bashrc b/.profile.d/screen.bashrc
index ca08f6e..beba505 100644
--- a/.profile.d/screen.bashrc
+++ b/.profile.d/screen.bashrc
@@ -1,9 +1,14 @@
 # Fixup screen and define ``session'' if available.
 screen=$(find_working screen 2>/dev/null)
 if [ $? = 0 ]; then
-  # Override SCREENDIR iff screen is not setuid.
-  if ! ls -l "$screen" | cut -d ' ' -f 1 | grep s >/dev/null; then
-    export SCREENDIR="$HOME/.screen/$HOSTNAME"
+  # 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="~/.screen/$HOSTNAME"
+      mkdir -p "$SCREENDIR"
+    fi
   fi
 
   krenew=$(find_working krenew 2/dev/null)