Vocabulary
alien.syntax

Syntax

FUNCTION-ALIAS: factor-name return c_name ( parameters ) ;

Inputs and outputs

factor-name	a Factor word name
return	a C return type
name	a C function name
parameters	a comma-separated sequence of type/name pairs; type1 arg1, type2 arg2, ...

Word description
Defines a new word factor-name which calls the C library function named c_name in the logical library given by the most recent LIBRARY: declaration.

The new word must be compiled before being executed.

Notes
Note that the parentheses and commas are only syntax sugar and can be omitted. They serve no purpose other than to make the declaration easier to read.

See also
FUNCTION:

Definition

USING: alien.parser lexer words ;

IN: alien.syntax

SYNTAX: FUNCTION-ALIAS:
scan-token create-function (FUNCTION:) (make-function)
define-inline ;