Don't leak intermediate results of tests for wx2.4 if it is not installed.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29796 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/wx-config.in b/wx-config.in
index 7b314ec6276a6c179554b3b6cda2d827de1e9e85..c87dcf9069a5aacfbe5ba25f985af95b8ce14033 100755 (executable)
--- a/wx-config.in
+++ b/wx-config.in
@@ -559,9 +559,9 @@ get_legacy_mask()
 # Returns a list of configs installed by wx2.4 releases.
 find_legacy_configs()
 {
-    cd "$prefix/bin" 2> /dev/null &&            \
-        ls wx*-2.4-config | grep -v ^wxbase;    \
-        ls wx*-2.4-config | grep ^wxbase
+    cd "$prefix/bin" 2> /dev/null &&                        \
+        ls wx*-2.4-config 2> /dev/null | grep -v ^wxbase;   \
+        ls wx*-2.4-config 2> /dev/null | grep ^wxbase
 }
 
 # find_best_legacy_config