Combines gio.subprocess.Subprocess.waitAsync with glib.global.spawnCheckWaitStatus.
This is the asynchronous version of gio.subprocess.Subprocess.waitCheck.
a #GCancellable, or null
a #GAsyncReadyCallback to call when the operation is complete
Combines gio.subprocess.Subprocess.waitAsync with glib.global.spawnCheckWaitStatus.
This is the asynchronous version of gio.subprocess.Subprocess.waitCheck.