1 files changed, 22 insertions, 0 deletions
diff --git a/mac/.local/bin/sd b/mac/.local/bin/sd
new file mode 100755
index 0000000..8c6f6a4
--- /dev/null
+++ b/mac/.local/bin/sd
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+# Open a terminal window in the same directory as the currently active window.
+
+windowPID=$(xprop -id "$(xprop -root | sed -n "/_NET_ACTIVE_WINDOW/ s/^.*# // p")" | sed -n "/PID/ s/^.*= // p")
+PIDlist=$(pstree -lpATna "$windowPID" | sed -En 's/.*,([0-9]+).*/\1/p' | tac)
+for PID in $PIDlist; do
+  cmdline=$(ps -o args= -p "$PID")
+  process_group_leader=$(ps -o comm= -p "$(ps -o pgid= -p "$PID" | tr -d ' ')" 2>/dev/null)
+  cwd=$(readlink /proc/"$PID"/cwd)
+  # zsh and lf won't be ignored even if it shows ~ or /
+  case "$cmdline" in
+  'lf -server') continue ;;
+  "${SHELL##*/}" | 'lf' | 'lf '*) break ;;
+  esac
+  # git (and its sub-processes) will show the root of a repository instead of the actual cwd, so they're ignored
+  [ "$process_group_leader" = 'git' ] || [ ! -d "$cwd" ] && continue
+  # This is to ignore programs that show ~ or / instead of the actual working directory
+  [ "$cwd" != "$HOME" ] && [ "$cwd" != '/' ] && break
+done
+[ "$PWD" != "$cwd" ] && [ -d "$cwd" ] && { cd "$cwd" || exit 1; }
+setsid -f "$TERMINAL"