new command: dbus-autolaunch

1 files changed, 45 insertions, 0 deletions

diff --git a/dot/local/bin/dbus-autolaunch b/dot/local/bin/dbus-autolaunch
new file mode 100755
index 0000000..6cc8653
--- /dev/null
+++ b/dot/local/bin/dbus-autolaunch
@@ -0,0 +1,45 @@
+#!/bin/sh
+DOUBLE_CHECK=y
+SESSION_FILE=$HOME/.dbus/default_session
+
+if [ "$*" ]; then
+    eval "$("$0")"
+    "$@"
+    exit
+fi
+
+dbus_available()
+{
+  dbus-send \
+    --session \
+    --dest=org.freedesktop.DBus \
+    --type=method_call \
+    /org/freedesktop/DBus \
+    org.freedesktop.DBus.ListNames >/dev/null 2>&1
+}
+
+dbus_available && exit
+
+if [ -r "$SESSION_FILE" ]; then
+
+  . "$SESSION_FILE"
+
+  if dbus_available; then
+    cat "$SESSION_FILE"
+    exit
+  fi
+
+fi
+
+mkdir -p "$HOME"/.dbus
+dbus-launch --sh-syntax > "$SESSION_FILE".$$ || exit
+mv "$SESSION_FILE".$$ "$SESSION_FILE" || exit
+
+if [ "$DOUBLE_CHECK" ]; then
+
+  . "$SESSION_FILE"
+  dbus_available || exit
+
+fi
+
+cat "$SESSION_FILE"