OPENNT: UNIX Application Portability to Windows NT

8/12/97


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Table of Contents

OPENNT: UNIX Application Portability to Windows NT

The Problem

Application Migration Alternatives

Windows NT Today ...

Caveat Emptor

Application Rewrite to Win32

Win32-based UNIX Emulation

Win32 Libraries (cont.)

Common Library Layer

Microsoft POSIX Subsystem

OPENNT Design Goals

OPENNT Design Goals (cont.)

A Short History of OPENNT

A Short History of OPENNT

OPENNT Architecture

Windows NT and OPENNT

OPENNT Architecture (cont)

OPENNT Architecture (cont)

OPENNT Architecture (cont)

OPENNT Performance

OPENNT Performance (cont)

Integration with Win32

Integration with Win32 (cont)

Integration with Win32 (cont)

Integration with Win32 (cont)

Early Porting Experiences

Summary

Summary