- Switch from Vte.Terminal.spawn_sync to Vte.Terminal.spawn_async to remove the final compiler warning
No more compiler warnings!
The spawn_sync version is still available if needed on older vala versions by commenting out the-D VTE_ASYNCfromVALACFLAGS := -D VTE_ASYNCinMakefile - improve the handling of the terminal and child process a little along the way