chickadee » commands » show-command-help

show-command-help command-name exit-codeprocedure

Show the help message of command command-name. If exit-code is a positive integer, it'll be given as argument to the exit procedure. If it is #f, exit won't be called.

If exit-code is #f or zero, the message will be printed to the standard output. Otherwise, it'll be printed to the standard error.