| require 'example' |
| |
| a = 37 |
| b = 42 |
| |
| # Now call our C function with a bunch of callbacks |
| |
| puts "Trying some C callback functions" |
| puts " a = #{a}" |
| puts " b = #{b}" |
| puts " ADD(a,b) = #{Example.do_op(a,b,Example::ADD)}" |
| puts " SUB(a,b) = #{Example.do_op(a,b,Example::SUB)}" |
| puts " MUL(a,b) = #{Example.do_op(a,b,Example::MUL)}" |
| |
| puts "Here is what the C callback function objects look like in Ruby" |
| puts " ADD = #{Example::ADD}" |
| puts " SUB = #{Example::SUB}" |
| puts " MUL = #{Example::MUL}" |
| |
| puts "Call the functions directly..." |
| puts " add(a,b) = #{Example.add(a,b)}" |
| puts " sub(a,b) = #{Example.sub(a,b)}" |
