From: Jim Meyering <jim@meyering.net>
Date: Fri, 10 Feb 2006 17:47:16 +0000 (+0000)
Subject: Use gzip's --rsyncable option only if it's available.
X-Git-Tag: v6.0~770
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6ceaaa02dc6aa467b772cf9b52a9c70213b40c4f;p=thirdparty%2Fcoreutils.git

Use gzip's --rsyncable option only if it's available.
(gzip_rsyncable): New variable.
(GZIP_ENV): Use it.
---

diff --git a/Makefile.maint b/Makefile.maint
index e954a49ad3..bca5dd9ee6 100644
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -24,7 +24,9 @@
 ME := Makefile.maint
 
 # Do not save the original name or timestamp in the .tar.gz file.
-GZIP_ENV = '--no-name --best --rsyncable'
+gzip_rsyncable := \
+  $(shell gzip --help|grep rsyncable >/dev/null && echo --rsyncable)
+GZIP_ENV = '--no-name --best $(gzip_rsyncable)'
 
 CVS = cvs