Merge pull request #29 from gerickson/user/gerickson/github-issue-28-…

…dist-xz-support

Enable xz-compressed Distribution Archives

configure.ac

@@ -101,18 +101,20 @@ NL_FILTERED_CANONICAL_HOST
 NL_FILTERED_CANONICAL_TARGET
 
 #
-# Configure automake with the desired options, indicating that this is not
-# a native GNU package, that we want "silent" build rules, that we want
-# objects built in the same subdirectory as their source rather than collapsed
-# together at the top-level directory, that we want support for the
-# PAX format for 'make dist', and that we do not want emission of
-# 'PACKAGE' and 'VERSION' since AC_INIT already emits 'PACKAGE_NAME'
-# and 'PACKAGE_VERSION'.
+# Configure automake with the desired options, indicating that this is
+# not a native GNU package, that we want "silent" build rules, that we
+# want objects built in the same subdirectory as their source rather
+# than collapsed together at the top-level directory, that we want
+# support for the tar PAX format for 'make dist', that we do not want
+# emission of 'PACKAGE' and 'VERSION' since AC_INIT already emits
+# 'PACKAGE_NAME' and 'PACKAGE_VERSION', and that we want xz-compressed
+# distribution archives in addition to gzip-compressed distribution
+# archives.
 #
 # Disable silent build rules by either passing --disable-silent-rules to
 # configure or passing V=1 to make
 #
-AM_INIT_AUTOMAKE([1.14 foreign silent-rules subdir-objects tar-pax no-define])
+AM_INIT_AUTOMAKE([1.14 foreign silent-rules subdir-objects tar-pax no-define dist-xz])
 
 #
 # Silent build rules requires at least automake-1.11. Employ