commit 12fcb0d30ed1f45b09a31616cd867e9926bf5a05
author Nasko Vasilev <nasko.vasilev@betvictor.com> Tue Sep 12 00:40:49 2017 +0200
committer James E. King, III <jking@apache.org> Thu Sep 21 09:20:46 2017 -0700
tree e4bea85b490069ae077c6a8b466d2028209d7ae7
parent ac61a4211204ec2785362fc325b500d805ae2bba

THRIFT-4232 ./configure does bad ant version check

This closes #1354

aclocal/ax_javac_and_java.m4

diff --git a/aclocal/ax_javac_and_java.m4 b/aclocal/ax_javac_and_java.m4
index f341f50..0203960 100644
--- a/aclocal/ax_javac_and_java.m4
+++ b/aclocal/ax_javac_and_java.m4
@@ -118,7 +118,7 @@
 AC_DEFUN([AX_CHECK_ANT_VERSION],
          [
           AC_MSG_CHECKING(for ant version > $2)
-          ANT_VALID=`expr $($1 -version 2>/dev/null | sed -n 's/.*version \(@<:@0-9\.@:>@*\).*/\1/p') \>= $2`
+          ANT_VALID=`expr "x$(printf "$2\n$($1 -version 2>/dev/null | sed -n 's/.*version \(@<:@0-9\.@:>@*\).*/\1/p')" | sort -t '.' -k 1,1 -k 2,2 -k 3,3 -g | sed -n 1p)" = "x$2"`
           if test "x$ANT_VALID" = "x1" ; then
             AC_MSG_RESULT(yes)
           else