* ext/fiddle/handle.c: Make Fiddle independent of DL, copy DL::Handle

  to Fiddle::Handle.
* ext/fiddle/pointer.c: Make Fiddle independent of DL, copy
  DL::Pointer to Fiddle::Pointer.
* test/fiddle/test_func.rb: relevent tests
* test/fiddle/test_handle.rb: ditto
* test/fiddle/test_pointer.rb: ditto
* ext/dl/lib/dl/struct.rb: use Fiddle::Pointer if available
* ext/fiddle/extconf.rb: check for dlfcn.h
* ext/fiddle/fiddle.c: add constants for sizeof() things
* ext/fiddle/fiddle.h: include dlfcn.h
* ext/fiddle/function.c: expose a C function for creating new
  Fiddle::Function objects.
* ext/fiddle/lib/fiddle.rb: include constants for dl backwards compat
* ext/fiddle/lib/fiddle/function.rb: read the pointer from the
  function for dl backwards compat.
* test/dl/test_callback.rb: check the addresses of the pointers rather
  than their types.
* test/fiddle/helper.rb: remove dependency on dl
* test/fiddle/test_closure.rb: ditto
* test/fiddle/test_fiddle.rb: ditto

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37881 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 0 deletions

diff --git a/ext/fiddle/function.c b/ext/fiddle/function.c
index 6e8909991a..7fc5127f9f 100644
--- a/ext/fiddle/function.c
+++ b/ext/fiddle/function.c
@@ -38,6 +38,18 @@ allocate(VALUE klass)
     return TypedData_Make_Struct(klass, ffi_cif, &function_data_type, cif);
 }
 
+VALUE
+rb_fiddle_new_function(VALUE address, VALUE arg_types, VALUE ret_type)
+{
+    VALUE argv[3];
+
+    argv[0] = address;
+    argv[1] = arg_types;
+    argv[2] = ret_type;
+
+    return rb_class_new_instance(3, argv, cFiddleFunction);
+}
+
 static VALUE
 initialize(int argc, VALUE argv[], VALUE self)
 {