> From: Giuseppe Scrivano <[EMAIL PROTECTED]>
> Date: Fri, 11 Apr 2008 23:45:02 +0200
>
> Other systems like scons already support this feature and it would be
> great to have it for GNU Make too.
>
> I attached a patch against the current CVS to add --use-checksum to
> GNU Make, it is just a proof-of-concept but it shows that adding this
> feature can really boost a remake.
Thanks. (I'm not the head maintainer, so please wait for Paul and
others to respond.)
> +int
> +compute_checksum(struct file *new)
> +{
> + int checksum = 0;
> + FILE *f;
> + char buffer [4096];
> +
> + f = fopen (new->name, "r");
This needs to use "rb", not "r".
Also, what about directories? they cannot be fopen'ed and fread, at
least not on all supported systems.
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