ruby-dl2

func.txt

NAME

dl/func.rb

SYNOPSIS

require 'dl/func'
handle = DL.dlopen("libc.so.6")
cfunc = DL::CFunc.new(handle['atoi'], TYPE_INT, 'atoi')
# wrap a CFunc object with expected parameter types.
func = Function.new(cfunc, [TYPE_VOIDP])
i = func.call("100")
p i # => 100

DESCRIPTION

dl/func.rb provides a high-level wrapper object to access a low-level function imported as a CFunc object.

BUGS

SEE ALSO

dl.so, dl/import.rb, dl/struct.rb