1 files changed, 19 insertions, 0 deletions
diff --git a/pdksh/pdkshrc.d/tmux.pdksh b/pdksh/pdkshrc.d/tmux.pdksh
new file mode 100644
index 00000000..f0d0e36a
--- /dev/null
+++ b/pdksh/pdkshrc.d/tmux.pdksh
@@ -0,0 +1,19 @@
+# Attach to existing tmux session rather than create a new one if possible
+tmux() {
+
+    # If given any arguments, just use them as they are
+    if (($#)) ; then
+        :
+
+    # If a session exists, just attach to it
+    elif command tmux has-session 2>/dev/null ; then
+        set -- attach-session -d
+
+    # Create a new session with an appropriate name
+    else
+        set -- new-session -s "${TMUX_SESSION:-default}"
+    fi
+
+    # Execute with concluded arguments
+    command tmux "$@"
+}