Fix for older autoconf that doesn't define "abs_top_YYY" variables by

default.

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@7631 221aa14e-8319-0410-a670-987f0aec2ac5

diff --git a/configure.ac b/configure.ac
index 6e493e5e861795c059216565fe90431e5a61639c..7be9edb87909dcde336b9b0ed572e559833706b2 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -254,6 +254,10 @@ AC_SUBST([build_dirs], [$build_dirs])
 AC_SUBST([skipped_dirs], [$skipped_dirs])
 AC_SUBST([with_dirs], [$with_dirs])
 
+# fix for older autotools that don't define "abs_top_YYY" by default
+AC_SUBST(abs_top_srcdir)
+AC_SUBST(abs_top_builddir)
+
 # 'with' variables - the pre-installed libraries, includes, and paths
 # - must always come last in the lists, so they require special
 # treatment.