From 0868c5fc4b0aa779a87ae990c002abbef1470e9c Mon Sep 17 00:00:00 2001
From: Gwen Mittertreiner <gwen.mittertreiner@gmail.com>
Date: Thu, 18 Apr 2019 12:38:57 -0700
Subject: [PATCH] Fixup SourceKit module on Windows

---
 Sources/SourceKit/SourceKitServer.swift                    | 7 ++++++-
 Sources/SourceKit/sourcekitd/SwiftSourceKitFramework.swift | 6 +++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/Sources/SourceKit/SourceKitServer.swift b/Sources/SourceKit/SourceKitServer.swift
index e4595293..1595722c 100644
--- a/Sources/SourceKit/SourceKitServer.swift
+++ b/Sources/SourceKit/SourceKitServer.swift
@@ -169,8 +169,13 @@ public final class SourceKitServer: LanguageServer {
         return nil
       }
 
+      #if os(Windows)
+        let pid: Int = unsafeBitCast(GetCurrentProcess(), to: Int.self)
+      #else
+        let pid: Int = Int(getpid())
+      #endif
       let resp = try service.sendSync(InitializeRequest(
-        processId: Int(getpid()),
+        processId: pid,
         rootPath: nil,
         rootURL: (workspace?.rootPath).map { URL(fileURLWithPath: $0.pathString) },
         initializationOptions: InitializationOptions(),
diff --git a/Sources/SourceKit/sourcekitd/SwiftSourceKitFramework.swift b/Sources/SourceKit/sourcekitd/SwiftSourceKitFramework.swift
index e0c4004d..7385feb0 100644
--- a/Sources/SourceKit/sourcekitd/SwiftSourceKitFramework.swift
+++ b/Sources/SourceKit/sourcekitd/SwiftSourceKitFramework.swift
@@ -42,7 +42,11 @@ final class SwiftSourceKitFramework {
 
   init(dylib path: AbsolutePath) throws {
     self.path = path
+    #if os(Windows)
+    self.dylib = try dlopen(path.pathString, mode: [])
+    #else
     self.dylib = try dlopen(path.pathString, mode: [.lazy, .local, .first, .deepBind])
+    #endif
 
     func dlsym_required<T>(_ handle: DLHandle, symbol: String) throws -> T {
       guard let sym: T = dlsym(handle, symbol: symbol) else {
@@ -54,7 +58,7 @@ final class SwiftSourceKitFramework {
     // Workaround rdar://problem/43656704 by not constructing the value directly.
     // self.api = sourcekitd_functions_t(
     let ptr = UnsafeMutablePointer<sourcekitd_functions_t>.allocate(capacity: 1)
-    bzero(UnsafeMutableRawPointer(ptr), MemoryLayout<sourcekitd_functions_t>.stride)
+    memset(UnsafeMutableRawPointer(ptr), 0, MemoryLayout<sourcekitd_functions_t>.stride)
     var api = ptr.pointee
     ptr.deallocate()