[Http-crcsync] crccache ready for some testing I think

[Rusty Russell]

On Tuesday 31 March 2009 14:24:37 Rusty Russell wrote:
> On Tuesday 31 March 2009 07:58:08 Alex Wulms wrote:
> > Rusty,
> > 
> > Attached test program crashes on my PC with the latest libcrc. Am I doing 
> > something wrong? 
> 
> How weird.  It works fine on 32 bit.
> 
> Fortunately, the testsuite *also* fails on 64 bit.

Fix committed.  long vs unsigned int issue.

=== modified file 'ccan/crcsync/crcsync.c'
--- ccan/crcsync/crcsync.c	2009-03-30 00:08:38 +0000
+++ ccan/crcsync/crcsync.c	2009-03-31 04:04:50 +0000
@@ -268,7 +268,7 @@
 	}
 
 	/* We matched (some of) what's left. */
-	ret = -(ctx->num_crcs-1)-1;
+	ret = -((int)ctx->num_crcs-1)-1;
 	ctx->buffer_start += final;
 	ctx->literal_bytes -= final;
 	return ret;