From: ovek AT arcticnet DOT no (Ove Kaaven)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: boo hoo. my code crashes.
Date: Mon, 17 Feb 1997 02:31:17 GMT
Organization: Vplan Programvare AS
Lines: 19
Message-ID: <5ecmk3$esk$2@troll.powertech.no>
References: <5e5d6n$fda AT flex DOT uunet DOT pipex DOT com>
NNTP-Posting-Host: alwayscold.darkness.arcticnet.no
To: djgpp AT delorie DOT com
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nikki AT gameboutique DOT co (nikki) wrote:

>int huffman_encode ()
>{
>        struct node *histogram[NUM_SYMBOL_VALUES];
>        struct node *huffman_tree;
>        int encoded_stream_length;
>        unsigned int i;
>printf("a\n");
>        /* initialize histogram */
>        for (i=0; i<NUM_SYMBOL_VALUES; i++) histogram[i]= (struct node *) NULL;
>printf("b\n");
>}

"histogram" is a pointer to struct node, but does it point anywhere?
I would recommend a malloc() call before writing into void:
histogram=malloc(sizeof etc etc);