--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.incubator.jpackage/macosx/native/libapplauncher/PlatformDefs.h	Fri Nov 08 14:53:03 2019 -0500
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+#ifndef PLATFORM_DEFS_H
+#define PLATFORM_DEFS_H
+
+#include <errno.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <dlfcn.h>
+#include <libgen.h>
+#include <string>
+
+using namespace std;
+
+#ifndef MAC
+#define MAC
+#endif
+
+#define _T(x) x
+
+typedef char TCHAR;
+typedef std::string TString;
+#define StringLength strlen
+
+typedef unsigned long DWORD;
+
+#define TRAILING_PATHSEPARATOR '/'
+#define BAD_TRAILING_PATHSEPARATOR '\\'
+#define PATH_SEPARATOR ':'
+#define BAD_PATH_SEPARATOR ';'
+#define MAX_PATH 1000
+
+typedef long TPlatformNumber;
+typedef pid_t TProcessID;
+
+#define HMODULE void*
+
+typedef void* Module;
+typedef void* Procedure;
+
+
+// StringToFileSystemString is a stack object. It's usage is
+// simply inline to convert a
+// TString to a file system string. Example:
+//
+// return dlopen(StringToFileSystemString(FileName), RTLD_LAZY);
+//
+class StringToFileSystemString {
+    // Prohibit Heap-Based StringToFileSystemString
+private:
+    static void *operator new(size_t size);
+    static void operator delete(void *ptr);
+
+private:
+    TCHAR* FData;
+    bool FRelease;
+
+public:
+    StringToFileSystemString(const TString &value);
+    ~StringToFileSystemString();
+
+    operator TCHAR* ();
+};
+
+
+// FileSystemStringToString is a stack object. It's usage is
+// simply inline to convert a
+// file system string to a TString. Example:
+//
+// DynamicBuffer<TCHAR> buffer(MAX_PATH);
+// if (readlink("/proc/self/exe", buffer.GetData(), MAX_PATH) != -1)
+//    result = FileSystemStringToString(buffer.GetData());
+//
+class FileSystemStringToString {
+    // Prohibit Heap-Based FileSystemStringToString
+private:
+    static void *operator new(size_t size);
+    static void operator delete(void *ptr);
+
+private:
+    TString FData;
+
+public:
+    FileSystemStringToString(const TCHAR* value);
+
+    operator TString ();
+};
+
+#endif // PLATFORM_DEFS_H