[ANN] DirectoryPlugin on SqueakMap

David T. Lewis lewis at mail.msen.com
Wed Aug 6 21:43:08 UTC 2003


I updated this on SM to add some stub methods to the plugin for initialiseModule
and shutdownModule. Hardly worth a mention, but anyone downloaded it in the last
two days and built the plugin, the new version (1.5) is slightly cleaner.

Dave

On Mon, Aug 04, 2003 at 08:47:55AM -0400, David T. Lewis wrote:
> 
> DirectoryPlugin runs on Unix and Windows, and provides a noticable improvement
> in many directory and file access methods. If you use CommandShell on Unix
> (Linux), you should see an overall 15X improvement based on timing the CommandShell
> SUnit tests with and without DirectoryPlugin.
> 
> DirectoryPlugin provides access to file stat calls, which give a significant
> improvement to methods such as FileDirectory>>isAFileNamed, FileDirectory>>fileExists,
> UnixFileDirectory>>entryAt:, and similar methods.
> 
> DirectoryPlugin also provides a significant improvement in directory access speed
> on platforms with Posix style directory streams. It provides primitives for access
> to opendir(), readdir() and related calls, as well as stat() calls on named files.
> On Unix systems, this enables performance improvements for methods such
> asFileDirectory>>entries and FileDirectory>>fileAndDirectoryNames. The primitives
> also run on Windows, but do not improve performance there (at least not on my
> WinME system, NT based flavors may be different).
> 
> Home page: <http://minnow.cc.gatech.edu/squeak/2274>
> 
> Dave
> 



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