[OE-core] [PATCH] kernel.bbclass: convert base_do_unpack_append() to a task

[Steven Hung (洪于玉)]

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when externalsrc is enabled and the 'do_unpack' task is deleted,
building kernel module fail

Signed-off-by: Steven Hung (洪于玉) <Steven.Hung at mediatek.com>
---
 meta/classes/kernel.bbclass | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 9da9818962..b346a6059a 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -130,7 +130,7 @@ inherit ${KERNEL_CLASSES}
 # the symlink.
 do_unpack[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
 do_clean[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
-base_do_unpack_append () {
+python do_symlink_kernsrc () {
     s = d.getVar("S")
     if s[-1] == '/':
         # drop trailing slash, so that os.symlink(kernsrc, s) doesn't use s as directory name and fail
@@ -147,6 +147,7 @@ base_do_unpack_append () {
             shutil.move(s, kernsrc)
             os.symlink(kernsrc, s)
 }
+addtask symlink_kernsrc before do_configure after do_unpack
 
 inherit kernel-arch deploy
 
-- 
2.18.0