envsetup: Set INLINE_KERNEL_BUILDING if TARGET_PREBUILT_KERNEL is set

Change-Id: I2404adf572bdafb91edc66a19a83a2696004b33f
Signed-off-by: RITEFANG <1721985272@qq.com>

envsetup.sh

@@ -529,6 +529,13 @@ function _lunch_meat()
     # Note this is the string "release", not the value of the variable.
     export TARGET_BUILD_TYPE=release
 
+    local prebuilt_kernel=$(get_build_var TARGET_PREBUILT_KERNEL)
+    if [ -z "$prebuilt_kernel" ]; then
+      export INLINE_KERNEL_BUILDING=true
+    else
+      unset INLINE_KERNEL_BUILDING
+    fi
+
     [[ -n "${ANDROID_QUIET_BUILD:-}" ]] || echo
 
     set_stuff_for_environment