chickadee » getopt-utils » opt-usage-error

(opt-usage-error ISSUE GRAMMER [OVERRIDES] [EXIT-CODE])procedure

Prints an error arguments message for ISSUE & the getopt-long usage, using the GRAMMER, with any reporting OVERRIDES, then exits the process with EXIT-CODE.

ISSUE
(or string condition) ; error condition/message
EXIT-CODE
fixnum ; process exit-code, default is EX_USAGE (64).