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-rw-r--r--m4/ndim-check-sh-command-substitution.m44
1 files changed, 3 insertions, 1 deletions
diff --git a/m4/ndim-check-sh-command-substitution.m4 b/m4/ndim-check-sh-command-substitution.m4
index 48c5e26..de2e80c 100644
--- a/m4/ndim-check-sh-command-substitution.m4
+++ b/m4/ndim-check-sh-command-substitution.m4
@@ -1,12 +1,14 @@
-# version 1.11
dnl NDIM_CHECK_SH_COMMAND_SUBSTITUTION([ACTION-IF-SUPPORTED],
dnl [ACTION-IF-NOT-SUPPORTED)dnl
dnl
m4_pattern_forbid([NDIM_CHECK_SH_COMMAND_SUBSTITUTION])dnl
AC_DEFUN([NDIM_CHECK_SH_COMMAND_SUBSTITUTION],[dnl
+AS_IF([test "x$ndim_sh_command_substitution" = "x"], [dnl
+AC_MSG_CHECKING([\$(cmd) type sh command substition])
ndim_sh_command_substitution=no
test "x$(pwd)" = "x`pwd`" && test "y$(echo "foobar")" = "y`echo foobar`" \
&& ndim_sh_command_substitution=yes
+AC_MSG_RESULT([$ndim_sh_command_substitution])])
m4_ifval([$1], [
if test "x$ndim_sh_command_substitution" = "xyes"; then
$1