Ignore trailing slashes

diff --git a/acinclude.m4 b/acinclude.m4
index 05a440812b255150ad3897f874ad7c56322dbe09..4994797ad182ca5e02b3d5dd9e4eefd113937e48 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -476,7 +476,7 @@ AC_DEFUN(AC_EXPAND_PATH,[
     $2="$1"
   else
     changequote({,})
-    ep_dir="`echo $1|sed 's%/*[^/][^/]*$%%'`"
+    ep_dir="`echo $1|sed 's%/*[^/][^/]*/*$%%'`"
     changequote([,])
     ep_realdir="`(cd \"$ep_dir\" && pwd)`"
     $2="$ep_realdir/`basename \"$1\"`"