make wrappers 2ccallable again

Author: baggepinnen

examples/juliac/juliac_pid.jl

@@ -13,17 +13,17 @@ const pid = DiscretePIDs.DiscretePID(; K = T(1), Ti = 1, Td = false, Ts = 1)
     DiscretePIDs.calculate_control!(pid, r, y, uff)::T
 end
 
-function set_K!(K::T, r::T, y::T)::Cvoid
+@ccallable function set_K!(K::T, r::T, y::T)::Cvoid
     DiscretePIDs.set_K!(pid, K, r, y)
     nothing
 end
 
-function set_Ti!(Ti::T)::Cvoid
+@ccallable function set_Ti!(Ti::T)::Cvoid
     DiscretePIDs.set_Ti!(pid, Ti)
     nothing
 end
 
-function set_Td!(Td::T)::Cvoid
+@ccallable function set_Td!(Td::T)::Cvoid
     DiscretePIDs.set_Td!(pid, Td)
     nothing
 end
@@ -33,13 +33,13 @@ end
     nothing
 end
 
-@ccallable function main()::Cint
-    println(Core.stdout, "I'm alive and well")
-    u = calculate_control!(0.0, 0.0, 0.0)
-    println(Core.stdout, u)
+# @ccallable function main()::Cint
+#     println(Core.stdout, "I'm alive and well")
+#     u = calculate_control!(0.0, 0.0, 0.0)
+#     println(Core.stdout, u)
 
-    Cint(0)
-end
+#     Cint(0)
+# end
 
 
 end