Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!apple!mkelly
From: mkelly@Apple.COM (Michael Kelly)
Newsgroups: comp.sys.mac.programmer
Subject: Re: How do you open your application's own data fork?
Message-ID: <54497@apple.Apple.COM>
Date: 1 Jul 91 01:02:58 GMT
References: <1991Jun29.002528.4831@neon.Stanford.EDU> <54493@apple.Apple.COM>
Organization: Apple Computer Inc., Cupertino, CA
Lines: 22

In article <54493@apple.Apple.COM> keith@Apple.COM (Keith Rollin) writes:
>In article <1991Jun29.002528.4831@neon.Stanford.EDU> commons@Sunburn.Stanford.EDU (Peter Commons) writes:
>>The title says it all. I want to store and retrieve data from an application's
>>own data fork. How do you open it/ get a reference number for it?
>
>The idea that immediately occurs to me is to get the application's
>resource fork refNum by calling CurResFile() at the start of your
>application. Next, find the location and name of the resource file by
>calling GetFCBInfo().  That will give you the vRefNum, dirID, and file
>name that you need to call HOpen().
>

Why don't you just call GetAppParms (as documented in IM II, pg. 58).  It
returns the name of your application, the reference number for the 
application's resource file, and a handle to some finder information (info
about documents that were selected when the application was launched).

Mike.
-- 
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Michael A. Kelly                                   America Online: Michael792
mkelly@cs.uoregon.edu or mkelly@apple.com              Compu$erve: 73567,1651
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