configure.sh: Don't append the apps directory path setting if the correct setting is already in defined in the defconfig file.

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@5101 7fd9a85b-ad96-42d3-883c-3090e2eb8679

nuttx/tools/configure.sh

@@ -123,8 +123,12 @@ fi
 
 newconfig=`grep CONFIG_NUTTX_NEWCONFIG= "${configpath}/defconfig" | cut -d'=' -f2`
 
+defappdir=y
 if [ -z "${appdir}" ]; then
   appdir=`grep CONFIG_APPS_DIR= "${configpath}/defconfig" | cut -d'=' -f2`
+  if [ ! -z "${appdir}" ]; then
+    defappdir=n
+  fi
 fi
 
 # Check for the apps/ directory in the usual place if appdir was not provided
@@ -181,12 +185,15 @@ if [ ! -z "${appdir}" -a "X${newconfig}" != "Xy" ]; then
     install -C "${configpath}/appconfig" "${TOPDIR}/${appdir}/.config" || \
       { echo "Failed to copy ${configpath}/appconfig" ; exit 10 ; }
 
+    if [ "X${defappdir}" = "Xy" ]; then
+      sed -i -e "/^CONFIG_APPS_DIR/d" "${TOPDIR}/.configX"
       echo "" >> "${TOPDIR}/.configX"
       echo "# Application configuration" >> "${TOPDIR}/.configX"
       echo "" >> "${TOPDIR}/.configX"
       echo "CONFIG_APPS_DIR=\"$appdir\"" >> "${TOPDIR}/.configX"
     fi 
   fi
+fi
 
 # install the final .configX only if it differs from any existing
 # .config file.