From: Willy Tarreau <w@1wt.eu>
Date: Sat, 28 Aug 2021 10:10:49 +0000 (+0200)
Subject: IMPORT: slz: silence a build warning with -Wundef
X-Git-Tag: v2.5-dev5~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fc89c3fd2b773e67c351f74459401ab6b8ac6c8c;p=thirdparty%2Fhaproxy.git

IMPORT: slz: silence a build warning with -Wundef

The test on FIND_OPTIMAL_MATCH for the experimental code can yield a
build warning when using -Wundef, let's turn it into a regular ifdef.

This is slz upstream commit 05630ae8f22b71022803809eb1e7deb707bb30fb
---

diff --git a/src/slz.c b/src/slz.c
index 8eb01174d9..9aacb9b7a4 100644
--- a/src/slz.c
+++ b/src/slz.c
@@ -550,7 +550,7 @@ long slz_rfc1951_encode(struct slz_stream *strm, unsigned char *out, const unsig
 			refs[h].by32.word = word;
 		}
 
-#if FIND_OPTIMAL_MATCH
+#ifdef FIND_OPTIMAL_MATCH
 		/* Experimental code to see what could be saved with an ideal
 		 * longest match lookup algorithm. This one is very slow but
 		 * scans the whole window. In short, here are the savings :