Logtalk reference manual
Built-in predicate: set_logtalk_flag/2

set_logtalk_flag/2

Description

set_logtalk_flag(Flag, Value)

Sets Logtalk flag values. The scope of this directive is the entity containing it or the source file being compiled. For global scope, use the corresponding set_logtalk_flag/2 built-in predicate within an initialization/1 directive.

Template and modes

set_logtalk_flag(+atom, +atom)

Errors

Flag is a variable:
instantiation_error
Value is a variable:
instantiation_error
Flag is not an atom:
type_error(atom, Flag)
Flag is neither a variable nor a valid flag:
domain_error(logtalk_flag, Flag)
Value is not a valid value for flag Flag:
domain_error(flag_value, Flag + Value)
Flag is a read-only flag:
permission_error(modify, flag, Flag)

Examples

:- set_logtalk_flag(xmldocs, on).