troff:tldr:bcf9c

The command "troff" is a text formatting command used to create documents in a specific format known as "roff" (short for "runoff"). The command "grops" is a utility that converts the output of troff into a PostScript file.

Here's a breakdown of the command:

1. troff -${me} ${path-to-input-roff}:

   • This part specifies the command "troff" followed by some options.
   • The "-${me}" option is likely a placeholder for a variable or argument that should be replaced with a specific value. It would be specific to the person or the user running the command.
   • The "${path-to-input-roff}" specifies the path to the input roff file that needs to be processed by troff.

2. | (pipe symbol):

   • The pipe symbol "|" is used to connect the output of the previous command to the input of the next command. It allows the output of one command to be used as the input of another command.

3. grops > ${path-to-output-ps}:

   • This part specifies the command "grops" followed by some options.
   • The ">" symbol redirects the output of the command to a file instead of displaying it on the terminal.
   • The "${path-to-output-ps}" specifies the path to the output PostScript file where the converted document will be saved.

In summary, the command is using the troff command to format a roff file and then piping the output to the grops command, which converts the troff output to a PostScript file.