Re: re: LSC: booleans != TRUE ?? -- missed point.

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Article #25611

#25611

From: edmoy
Date: Wed, 24 Feb 1988 19:04

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In article <990@ssc-bee.ssc-vax.UUCP> sdy@ssc-vax.UUCP (Sea Lance) writes:
>I guess I was really asking why TRUE wasn't matching what was being returned
>from RealFont() -- Do the PASCAL boolean Toolbox functions really return other
>values than the LSC header defined TRUE and FALSE??

As I recall, the answer is yes.  I remember having a similar problem when
I was using Megamax C compiler (don't worry, I'm converted to LSC, thank you).
Somewhere I read that in Pascal, a Boolean false was zero (no bits set) while
a Boolean true is -1 (all bits set).  The TRUE definition in the include
file is per C standard, but not Pascal standard.  So it is best to use

	if(RealFont()) ...

Edward Moy
Workstation Software Support Group
University of California
Berkeley, CA  94720

edmoy@violet.Berkeley.EDU
ucbvax!violet!edmoy

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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!lll-winken!lll-lcc!ames!pasteur!agate!violet.berkeley.edu!edmoy
From: edmoy@violet.berkeley.edu
Newsgroups: comp.sys.mac
Subject: Re: re: LSC: booleans != TRUE ??  -- missed point.
Message-ID: <7159@agate.BERKELEY.EDU>
Date: 24 Feb 88 19:04:03 GMT
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