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Article #928
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Re: What am I doing wrong? 'illegal constant expression'??

#928
From: Daniel T.
Date: Sat, 12 Oct 2002 23:22
47 lines
2369 bytes 
News Reader <nntp@r.us> wrote:

> What am I doing wrong here?  I'm using Codewarrior8 on MacOSX.  All
> this compiled fine before under Codewarrior7 on MacOSX.
> What am I missing?  I'm using CW8's MacOSX target setting (not Apple's
> MacOSX).
> 
> 
> Error   : illegal constant expression
> (included from:
>  IOKitLib.h:48
>  CGDisplayConfiguration.h:11
>  CoreGraphics.h:20
>  QD.h:25
>  ApplicationServices.h:30
>  carbon.h:24
>  MgcOpenGLIncludes.h:26
>  MgcOpenGLRenderer.h:23
>  MgcAglRenderer.h:22
>  MgcAglRenderer.cpp:21)
> OSMessageNotification.h line 83   unsigned char content[0];
> 
> Error   : illegal constant expression
> (included from:
>  IOKitLib.h:48
>  CGDisplayConfiguration.h:11
>  CoreGraphics.h:20
>  QD.h:25
>  ApplicationServices.h:30
>  carbon.h:24
>  MgcOpenGLIncludes.h:26
>  MgcOpenGLRenderer.h:23
>  MgcAglRenderer.h:22
>  MgcAglRenderer.cpp:21)
> OSMessageNotification.h line 93   void * args[0];
> 
> 
> 
> I can't have an array of size 1??

To get an array size of 1 you need to:

unsigned char content[1];

Then you access that element by using:

content[0];
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From: "Daniel T." <a@b.c>
Newsgroups: comp.sys.mac.programmer.codewarrior,codewarrior.mac
Subject: Re: What am I doing wrong?  'illegal constant expression'??
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