3.3 Input and output options
Input and output options affect how PSPP reads input and writes
output. These are the input and output options:
This overrides the output file name for devices designated as listing
devices. If a file named file already exists, it is overwritten.
Allows PSPP to be used as a filter by causing the syntax file to be
read from stdin and output to be written to stdout. Conflicts with the
-f file and
Clears all directories from the include path. This includes all
directories put in the include path by default. See Miscellaneous configuring.
Appends directory dir to the path that is searched for include
files in PSPP syntax files.
Execute literal command command. The command is executed before
startup syntax files, if any.
Invoke heuristics to assist with testing PSPP. For use by
check and similar scripts.