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Re: Thoughts on 'reference classes'
From: |
Brian Jones |
Subject: |
Re: Thoughts on 'reference classes' |
Date: |
27 Feb 2003 21:35:03 -0500 |
User-agent: |
Gnus/5.09 (Gnus v5.9.0) Emacs/21.2 |
Tom Tromey <address@hidden> writes:
> Jeroen> My VM (http://ikvm.net) is built on top of .NET, so I
> Jeroen> want to use the .NET class libraries for I/O, but the current
> Jeroen> java.io.FileDescriptor uses an int as the native handle, while I want
> Jeroen> the use a reference to a .NET stream object.
>
> Brian> This is an assumption that isn't even valid under all flavors
> Brian> of UNIX; think 64 bit file systems for example.
>
> In libgcj we're using `int' in FileDescriptor. I don't think we have
> cross-platform problems. However, it wouldn't hurt to change this to
> `long'. I know this has come up before with libgcj, but I don't
> remember why we never made a change -- probably because on Windows,
> sizeof(int)==sizeof(void*).
Windows POSIX API has both 'int' and 'long' versions of the file I/O
functions or I should say 32bit vs 64bit.
Brian
--
Brian Jones <address@hidden>