Maintenance: add .xz tarball format formally to make dist (#325)

Automake can now handle generating this format itself and the
experiments of providing it for downstream have gone well.

diff --git a/configure.ac b/configure.ac
index 9863560ab31d9e5262e82b0761cfc4344252eb45..f30d824aa0c3746f758c85745aba903c78ebcc24 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -10,7 +10,7 @@ AC_PREREQ(2.61)
 AC_CONFIG_HEADERS([include/autoconf.h])
 AC_CONFIG_AUX_DIR(cfgaux)
 AC_CONFIG_SRCDIR([src/main.cc])
-AM_INIT_AUTOMAKE([tar-ustar nostdinc subdir-objects])
+AM_INIT_AUTOMAKE([tar-ustar nostdinc subdir-objects dist-xz])
 AC_REVISION($Revision$)dnl
 AC_PREFIX_DEFAULT(/usr/local/squid)
 AM_MAINTAINER_MODE