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-rw-r--r--ext/fiddle/function.c3
-rw-r--r--test/fiddle/test_function.rb14
2 files changed, 16 insertions, 1 deletions
diff --git a/ext/fiddle/function.c b/ext/fiddle/function.c
index d15a54bfa6..274d181d17 100644
--- a/ext/fiddle/function.c
+++ b/ext/fiddle/function.c
@@ -378,9 +378,10 @@ function_call(int argc, VALUE argv[], VALUE self)
{
int errno_keep = errno;
#if defined(_WIN32)
+ DWORD error = WSAGetLastError();
int socket_error = WSAGetLastError();
rb_funcall(mFiddle, rb_intern("win32_last_error="), 1,
- INT2NUM(errno_keep));
+ ULONG2NUM(error));
rb_funcall(mFiddle, rb_intern("win32_last_socket_error="), 1,
INT2NUM(socket_error));
#endif
diff --git a/test/fiddle/test_function.rb b/test/fiddle/test_function.rb
index a5284e093a..ea5f054dd2 100644
--- a/test/fiddle/test_function.rb
+++ b/test/fiddle/test_function.rb
@@ -9,6 +9,7 @@ module Fiddle
def setup
super
Fiddle.last_error = nil
+ Fiddle.win32_last_error = nil if WINDOWS
end
def test_default_abi
@@ -94,6 +95,19 @@ module Fiddle
refute_nil Fiddle.last_error
end
+ if WINDOWS
+ def test_win32_last_error
+ kernel32 = dlopen('kernel32')
+ args = [kernel32['SetLastError'], [TYPE_LONG], TYPE_VOID]
+ args << Function::STDCALL if Function.const_defined?(:STDCALL)
+ set_last_error = Function.new(*args)
+ assert_nil(Fiddle.win32_last_error)
+ n = 1 << 29 | 1
+ set_last_error.call(n)
+ assert_equal(n, Fiddle.win32_last_error)
+ end
+ end
+
def test_strcpy
f = Function.new(@libc['strcpy'], [TYPE_VOIDP, TYPE_VOIDP], TYPE_VOIDP)
buff = +"000"