Make it build with winapi 0.3

Cargo.toml

@@ -32,5 +32,5 @@ libc = "0.2.7"
 coremidi = "0.3.0"
 
 [target.'cfg(windows)'.dependencies]
-winapi = "0.2.4"
-winmm-sys = "0.2.0"
+
+winapi = { git = "https://github.com/retep998/winapi-rs", branch="dev", features=["mmsystem", "mmeapi"] }

src/backend/winmm/handler.rs

@@ -1,8 +1,10 @@
 use std::{mem, slice};
 use std::io::{Write, stderr}; 
 
-use super::winapi::*;
-use super::winmm_sys::midiInAddBuffer;
+use super::winapi::shared::basetsd::DWORD_PTR;
+use super::winapi::shared::minwindef::{DWORD, UINT};
+use super::winapi::um::mmeapi::*;
+use super::winapi::um::mmsystem::*;
 use super::HandlerData;
 use ::Ignore;
 

src/backend/winmm/mod.rs

@@ -1,5 +1,4 @@
 extern crate winapi;
-extern crate winmm as winmm_sys;
 
 use std::{mem, ptr, slice};
 use std::ffi::OsString;
@@ -10,9 +9,10 @@ use std::thread::sleep;
 use std::time::Duration;
 use memalloc::{allocate, deallocate};
 
-use self::winapi::*;
+use self::winapi::shared::basetsd::{DWORD_PTR, UINT_PTR};
+use self::winapi::shared::minwindef::{DWORD, UINT};
 
-use self::winmm_sys::{
+use self::winapi::um::mmeapi::{
     midiInGetNumDevs,
     midiInGetDevCapsW,
     midiInOpen,
@@ -34,6 +34,21 @@ use self::winmm_sys::{
     midiOutShortMsg,
 };
 
+use self::winapi::um::mmsystem::{
+    HMIDIIN,
+    HMIDIOUT,
+    MIDIINCAPSW,
+    MIDIOUTCAPSW,
+    MMSYSERR_NOERROR,
+    MMSYSERR_BADDEVICEID,
+    MIDIERR_NOTREADY,
+    MIDIERR_STILLPLAYING,
+    CALLBACK_FUNCTION,
+    MIDIHDR,
+    LPMIDIHDR,
+    CALLBACK_NULL
+};
+
 use ::{MidiMessage, Ignore};
 use ::errors::*;