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7.3.1 Invoking grops

The postprocessor grops accepts the following command-line options:

-bflags
Use backward compatibility settings given by flags as documented in the grops(1) manual page. Overrides the command broken in the DESC file.
-cn
Print n copies of each page.
-Fdir
Put the directory dir/devname in front of the search path for the font, prologue and device description files, given the target device name, usually ps.
-g
Tell the printer to guess the page length. Useful for printing vertically centered pages when the paper dimensions are determined at print time.
-Ipath ...
Consider the directory path for searching included files specified with relative paths. The current directory is searched as fallback.
-l
Use landscape orientation.
-m
Use manual feed.
-ppapersize
Set the page dimensions. Overrides the commands papersize, paperlength, and paperwidth in the DESC file. See the groff_font(5) manual page for details.
-Pprologue
Use the prologue in the font path as the prologue instead of the default prologue. Overrides the environment variable GROPS_PROLOGUE.
-wn
Set the line thickness to n/1000em. Overrides the default value n = 40.
-v
Print the version number.