hg: jdk/submit: 8239860: Add support for testing the configure script

[magnus.ihse.bursie at oracle.com]

Changeset: 874f29bf3f44
Author:    ihse
Date:      2020-02-25 09:37 +0100
URL:       https://hg.openjdk.java.net/jdk/submit/rev/874f29bf3f44

8239860: Add support for testing the configure script
Reviewed-by: erikj

! make/RunTests.gmk
! make/autoconf/util.m4
! test/make/TestMake.gmk
+ test/make/autoconf/test-configure.sh
+ test/make/autoconf/test.m4