zsh, tmux, ssh

.zsh/functions.d/s.sh

@@ -0,0 +1,25 @@
+# SSH with automatic tmux window renaming
+s() {
+  # Only rename tmux window if inside tmux
+  if [ -n "$TMUX" ]; then
+    local original_name
+    original_name=$(tmux display-message -p '#W')
+
+    # Extract the host from arguments (first arg without user@ or port)
+    local ssh_host="$1"
+    ssh_host="${ssh_host#*@}"       # remove user@
+    ssh_host="${ssh_host%% *}"      # trim after space
+    ssh_host="${ssh_host%%:*}"      # remove port if given (e.g. user@host:2222)
+
+    tmux rename-window "${ssh_host%%.*}"  # short hostname
+
+    # Run SSH session
+    command ssh "$@"
+
+    # Restore previous tmux window name
+    tmux rename-window "$original_name"
+  else
+    command ssh "$@"
+  fi
+}
+