Forum Post: RE: Running External Process from 4GL on Windows

  • Thread starter Thread starter Simon L. Prinsloo
  • Start date Start date
Status
Not open for further replies.
S

Simon L. Prinsloo

Guest
If you run OS-COMMAND without the SILENT option, as DOS box will open / flash, so I suspect that OS-COMMNAND will launch a shell and then execute the command in the shell, thus it creates a process (cmd.exe), establish an environment, and then launch your process from within that shell. For that reason I believe that not using OS-COMMAND comes down to directly creating the single process you want as opposed to creating a shell to create the process you need. But this is a wild guess. Maybe someone can tell us what OS-COMMAND actually does (and why INPUT-THROUGH will always flash a dos box).

Continue reading...
 
Status
Not open for further replies.
Back
Top