From:	dontmailme AT iname DOT com (Steamer)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: They do NOT run the same! W95/DOS!
Date:	Wed, 28 Jun 2000 10:43:59 GMT
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Reply-To:	djgpp AT delorie DOT com

Radical NetSurfer wrote:

> 1) I was not aware I was yelling at anyone

You were writing things LIKE THIS.  That is considered shouting.
(It's also more difficult to read.)

> 2) globally, I have
> BITMAP *da_bmp=NULL;
> ...
> INSIDE the main module...
> 
> da_bmp = create_bitmap(...);
> ....
> destroy_bitmap(da_bmp);
> da_bmp=NULL;
> ...
> THEN INSIDE functions (locations NOT inside main),
> I simply re-assign the Global pointer
> da_bmp = create_bitmap(...)

This makes it sound as if you are creating more bitmaps
than you are destroying.

> and thats is all there is to tell.  

Surely not.  Aren't you writing data into the bitmaps?
Doing so wrongly could cause the sort of symptoms that
you are seeing.

Have you considered using a malloc debugger such as YAMD?

S.

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