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tests: Add Autoconf 2.63 compatibility support for AS_VAR_APPEND.
author
Ben Pfaff
<blp@ovn.org>
Fri, 26 Feb 2016 20:46:48 +0000
(12:46 -0800)
committer
Ben Pfaff
<blp@ovn.org>
Fri, 26 Feb 2016 20:46:48 +0000
(12:46 -0800)
Reported-by: William Tu <u9012063@gmail.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
tests/ovs-macros.at
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diff --git
a/tests/ovs-macros.at
b/tests/ovs-macros.at
index
bfd0681
..
6c0f58d
100644
(file)
--- a/
tests/ovs-macros.at
+++ b/
tests/ovs-macros.at
@@
-153,3
+153,12
@@
on_exit () {
mv cleanup.tmp cleanup
}
])
+
+dnl Autoconf 2.63 compatibility verison of macro introduced in Autoconf 2.64:
+m4_ifndef([AS_VAR_APPEND],
+ [m4_divert_text([PREPARE_TESTS],
+ [as_var_append () {
+ eval $1=\$$1\$2
+ }
+])
+ m4_define([AS_VAR_APPEND], [as_var_append $1 $2])])