Message-ID: <35D5B06D.205C8794@sprynet.com>
Date: Sat, 15 Aug 1998 08:59:41 -0700
From: Ishpeck <aTedjamulia AT sprynet DOT com>
Organization: Lunaticnologies
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Newsgroups: comp.os.msdos.djgpp
Subject: Re: C++ objects question.
References: <1998081417342100 DOT NAA17776 AT ladder01 DOT news DOT aol DOT com>
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I'm not exactly sure about what you're saying... but, maybe this will
help:

myobject *obinst; //Global Declaration

int main(void){//or whatever function it's declared in
   objinst=(myobject *)new(sizeof(myobject)*sizeofarray);
   ...
   ...
   ...
}//end of function

Ansawddex wrote:
> 
> Is there a way of declaring an object to be global when declaring it within a
> function?
> 
> My problem is that the game I'm writing doesn't know how many objects it needs
> to declare in a series of object arrays (deliberately done) until it loads the
> current level map. As a result, I have a function that goes through each item
> in
> the map and declares a new element within an object array where necessary.
> 
> However, I keep getting an undeclared variable error (or similar) if I try to
> use the
> new arrays in another function.
> 
> There are ways around the problem but they're not too elegant. I'd prefer it if
> there
> was a way to make these object arrays global without having to declare them
> at the start of the program.
> 
> Any help would be appreciated.
> 
> Regards,
> David

-- 

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tions to verify my results:
> 
> 1) A simple test program:
> int main(void) {
>   char *string1=(char *)malloc(80);
>   char *string2;
> 
>   strcpy(string1,"foobar");
> 
>   string2 = string1;
> 
>   strcpy(string2,"raboof");
> 
>   printf("%s\n",string1);
>   return(0);
> }
> 
> This yielded 'raboof' to my delight... Now, have I found a good use for
> pointers? Or is this bad bad code?
> 
> 2) Having not initialized string2, a) do I have to free string2 and b) does
> that have any effect on string1? (oops didn't free string1)
> 
> 3) concerning strcpy...is there any special reason why I shouldn't just use
> string1 = "foobar" ?
> 
> If the answers to these questions are what I think they are my pointer
> dilemmas are over... (game still crashes though :( )
> 
> - Cephaler -
> 
> p.s. thanks! <-- insert in previous messages as well

-- 

-------------------
See Ishpeck's Programming page!
Example source, Utils, links, 
and help on your programs.
http://members.xoom.com/ishpeck/