Move MKISOFS handling to appropriate code path

diff --git a/grml-live b/grml-live
index 42157e8..7ba5138 100755 (executable)
--- a/grml-live
+++ b/grml-live
@@ -781,6 +781,10 @@ elif [ "$BOOT_METHOD" = "grub" ] ; then
 fi
 
 if [ -f "${ISO_OUTPUT}/${ISO_NAME}" -a -z "$UPDATE" -a -z "$BUILD_ONLY" -a -z "$BUILD_DIRTY" ] ; then
+   log "$ISO_OUTPUT exists already, skipping stage 'iso build'"
+   ewarn "$ISO_OUTPUT exists already, skipping stage 'iso build'" ; eend 0
+else
+   mkdir -p "$ISO_OUTPUT" || bailout 6 "Problem with creating $ISO_OUTPUT for stage 'iso build'"
 
    # support mkisofs as well as genisoimage
    if which mkisofs >/dev/null 2>&1; then
@@ -793,11 +797,6 @@ if [ -f "${ISO_OUTPUT}/${ISO_NAME}" -a -z "$UPDATE" -a -z "$BUILD_ONLY" -a -z "$
       bailout
    fi
 
-   log "$ISO_OUTPUT exists already, skipping stage 'iso build'"
-   ewarn "$ISO_OUTPUT exists already, skipping stage 'iso build'" ; eend 0
-else
-   mkdir -p "$ISO_OUTPUT" || bailout 6 "Problem with creating $ISO_OUTPUT for stage 'iso build'"
-
    CURRENT_DIR=$(pwd)
    if cd "$BUILD_OUTPUT" ; then
       log "$MKISOFS -V '${GRML_NAME} ${VERSION}' -publisher 'grml-live | grml.org' -l -r -J -no-emul-boot -boot-load-size 4 -boot-info-table -b $BOOT_FILE -o ${ISO_OUTPUT}/${ISO_NAME} ."