1 files changed, 6 insertions, 7 deletions

diff --git a/Makefile b/Makefile
index dc299cded..a112e5781 100644
--- a/Makefile
+++ b/Makefile
@@ -160,21 +160,20 @@ $(TOPDIR)include/config.h:
         fi;
 
 $(TOPDIR).config:
-        cp $(TOPDIR)sysdeps/$(TARGET_OS)/defconfig $(TOPDIR).config
-        mkdir -p $(TOPDIR)include/config
-        $(MAKE) -C scripts/lxdialog all
-        $(BB_SHELL) scripts/Menuconfig sysdeps/$(TARGET_OS)/config.in
+        @if [ ! -f $(TOPDIR).config ] ; then \
+            cp $(TOPDIR)sysdeps/$(TARGET_OS)/defconfig $(TOPDIR).config; \
+        fi;
 
-menuconfig:
+menuconfig: $(TOPDIR).config
         mkdir -p $(TOPDIR)include/config
         $(MAKE) -C scripts/lxdialog all
         $(BB_SHELL) scripts/Menuconfig sysdeps/$(TARGET_OS)/config.in
 
-config:
+config: $(TOPDIR).config
         mkdir -p $(TOPDIR)include/config
         $(BB_SHELL) scripts/Configure sysdeps/$(TARGET_OS)/config.in
 
-oldconfig:
+oldconfig: $(TOPDIR).config
         mkdir -p $(TOPDIR)include/config
         $(BB_SHELL) scripts/Configure -d sysdeps/$(TARGET_OS)/config.in