From: Antonius Steinkamp <Antonius DOT Steinkamp AT t-online DOT de>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Dinamic allocation
Date: Sat, 19 Jun 1999 03:33:55 +0200
Organization: T-Online
Message-ID: <376AF383.E98318C6@t-online.de>
References: <LOBBKLEPLBKLOKFELHOIEELBCCAA DOT djgpp AT niemeyer DOT net>
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try to allocate this way
spans = (char*)malloc(MAXHEIGHT)
for ( int i=0; i<MAXHEIHT; i++) {
	spans[i] = (char)malloc(MAXWIDTH);
}
this is not tested but should work (aka indexes)

Gustavo Niemeyer schrieb:
> 
> Hi there!
> 
> I think I'm doing some thing wrong here.
> 
> When I try to hard code an array like this:
> 
> char spans[MAXHEIGHT][MAXWIDTH];
> 
> So the program runs ok. But when I try to
> use dinamic memory allocation like this:
> 
> char **spans;
> spans = (char **) malloc(MAXWIDTH*MAXHEIGHT*sizeof(char));
> 
> When I run the program it prints a General
> protection fault error, pointing to a loop
> that accesses the array.
> 
> Probably is something I'm missing... isn't it?
> 
> Thank you
> 
> Gustavo Niemeyer