From 609a2289d76fd9a7dddceabc63d1654fe61e0ffb Mon Sep 17 00:00:00 2001
From: David Symonds <dsymonds@gmail.com>
Date: Wed, 7 Nov 2007 14:24:28 +1100
Subject: Improve accuracy of check for presence of deflateBound.

ZLIB_VERNUM isn't defined in some zlib versions, so this patch does a proper
linking test in autoconf to see whether deflateBound exists in zlib. Also,
setting NO_DEFLATE_BOUND will also work for folk not using autoconf.

Signed-off-by: David Symonds <dsymonds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 cache.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'cache.h')

diff --git a/cache.h b/cache.h
index fc195bc47..ddc011d19 100644
--- a/cache.h
+++ b/cache.h
@@ -6,7 +6,7 @@
 #include SHA1_HEADER
 #include <zlib.h>
 
-#if ZLIB_VERNUM < 0x1200
+#if defined(NO_DEFLATE_BOUND) || ZLIB_VERNUM < 0x1200
 #define deflateBound(c,s)  ((s) + (((s) + 7) >> 3) + (((s) + 63) >> 6) + 11)
 #endif
 
-- 
cgit v1.2.1