alien-indirect ( args... funcptr return parameters abi -- return... )
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alien-invoke ( args... return library function parameters varargs? -- return... )

Vocabulary
alien

Inputs

args...	zero or more objects passed to the C function
funcptr	a C function pointer
return	a C return type
parameters	a sequence of C parameter types
abi	one of cdecl or stdcall

Outputs

return...

the return value of the function, if not void

Word description
Invokes a C function pointer passed on the data stack. Input parameters are taken from the data stack following the function pointer, and the return value is pushed on the data stack after the function returns. A return type of void indicates that no value is to be expected.

Notes
C type names are documented in C type specifiers.

Errors
Throws an callsite-not-compiled if the word calling alien-indirect is not compiled.

See also
alien-invoke, alien-indirect-varargs, alien-assembly, alien-callback, alien-callback-varargs

Definition

IN: alien

: alien-indirect
    ( args... funcptr return parameters abi -- return... )
    \ alien-indirect callsite-not-compiled ;