regress: fix $() to `` for solaris

diff --git a/regress/tests/exclude-dir-test b/regress/tests/exclude-dir-test
index 6cfacc7057e7eda3bfadc4c7275e32f201ea8364..6dce2fc8031fffc09e5114c3338d0f91baa0dc07 100755 (executable)
--- a/regress/tests/exclude-dir-test
+++ b/regress/tests/exclude-dir-test
@@ -79,7 +79,7 @@ fi
 
 # build/po is included 2 times with a different exclude file
 # we shouldn't see scripts and bin
-nb=$(grep -e 'build/po/fr.po$' $tmp/log3.out | wc -l)
+nb=`grep -e 'build/po/fr.po$' $tmp/log3.out | wc -l`
 if [ $nb != 2 ]; then
     print_debug "ERROR: Should see fr.po two times"
     bstat=2