Make parallel unit testing work on windows

tests/PathOpsExtendedTest.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef PathOpsExtendedTest_DEFINED
 #define PathOpsExtendedTest_DEFINED
 
-#include "Test.h"
-#include "SkPathOpsTypes.h"
 #include "SkBitmap.h"
 #include "SkPath.h"
+#include "SkPathOpsTypes.h"
 #include "SkStream.h"
+#include "SkThread.h"
+#include "SkThreadUtils.h"
+#include "Test.h"
 
-#ifdef SK_BUILD_FOR_WIN
-#define HARD_CODE_PTHREAD 0
-#else
-#define HARD_CODE_PTHREAD 1
-#endif
-
-#if HARD_CODE_PTHREAD
-#include <pthread.h>
-#else
-#include "SkThread.h"
-#include "../../src/utils/SkThreadUtils.h"
-#endif
-
-#if HARD_CODE_PTHREAD
-typedef void* (*ThreadFunction)(void*);
-#define THREAD_TYPE void*
-#define THREAD_RETURN return NULL;
-#else
-typedef void (*ThreadFunction)(void*);
-#define THREAD_TYPE void
-#define THREAD_RETURN
-#endif
-
-struct State4;
+struct PathOpsThreadState;
 
 struct TestDesc {
     void (*fun)(skiatest::Reporter*);
     const char* str;
 };
 
-extern bool gShowTestProgress;
-extern bool gAllowExtendedTest;
-
 //extern int comparePaths(const SkPath& one, const SkPath& two);
 extern int comparePaths(const SkPath& one, const SkPath& two, SkBitmap& bitmap);
 extern bool drawAsciiPaths(const SkPath& one, const SkPath& two, bool drawPaths);
 extern void showOp(const SkPathOp op);
 extern void showPath(const SkPath& path, const char* str);
 extern void showPath(const SkPath& path);
 extern void showPathData(const SkPath& path);
 extern bool testPathOp(skiatest::Reporter* reporter, const SkPath& a, const SkPath& b,
                         const SkPathOp );
-extern bool testSimplify(SkPath& path, bool useXor, SkPath& out,
-                         State4& state, const char* pathStr);
+extern bool testSimplify(SkPath& path, bool useXor, SkPath& out, PathOpsThreadState& state,
+                         const char* pathStr);
 extern bool testSimplify(skiatest::Reporter* reporter, const SkPath& path);
 
-struct State4 {
-    State4();
-#if HARD_CODE_PTHREAD
-    static pthread_mutex_t addQueue;
-    static pthread_cond_t checkQueue;
-    pthread_cond_t initialized;
-    pthread_t threadID;
-#else
-    SkThread* thread;
-#endif
-    static State4* queue;
-    int index;
-    bool done;
-    bool last;
-    int a;
-    int b;
-    int c;
-    int d;  // sometimes 1 if abc_is_a_triangle
-    int testsRun;
-    char filename[256];
-    skiatest::Reporter* reporter;
-    SkBitmap bitmap;
-    mutable SkDynamicMemoryWStream ramStream;
-};
-
-void createThread(State4* statePtr, void* (*test)(void* ));
-int dispatchTest4(ThreadFunction testFun, int a, int b, int c, int d);
-void initializeTests(skiatest::Reporter* reporter, const char* testName, size_t testNameSize);
-void outputProgress(const State4& state, const char* pathStr, SkPath::FillType );
-void outputProgress(const State4& state, const char* pathStr, SkPathOp op);
-void outputToStream(const State4& state, const char* pathStr, const char* pathPrefix,
-                    const char* nameSuffix,
-                    const char* testFunction, SkWStream& outFile);
-bool runNextTestSet(State4& state);
-int waitForCompletion();
+int initializeTests(const char* testName);
+void outputProgress(char* ramStr, const char* pathStr, SkPath::FillType );
+void outputProgress(char* ramStr, const char* pathStr, SkPathOp op);
 
 void RunTestSet(skiatest::Reporter* reporter, TestDesc tests[], size_t count,
                 void (*firstTest)(skiatest::Reporter* ),
                 void (*stopTest)(skiatest::Reporter* ), bool reverse);
 
 #endif