[meta-oe][PATCH v3] llvm-common: move cross script install to sysroot preprocess function

[Jonathan Liu <net147@gmail.com>]

The llvm-config script doesn't get placed in the target sysroot
crossscripts directory otherwise.

Signed-off-by: Jonathan Liu <net147@gmail.com>
---
 meta-oe/recipes-core/llvm/llvm-common.bb | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/meta-oe/recipes-core/llvm/llvm-common.bb b/meta-oe/recipes-core/llvm/llvm-common.bb
index 612fd34..192919e 100644
--- a/meta-oe/recipes-core/llvm/llvm-common.bb
+++ b/meta-oe/recipes-core/llvm/llvm-common.bb
@@ -6,7 +6,10 @@ LIC_FILES_CHKSUM = "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3
 
 SRC_URI = "file://llvm-config"
 
-do_install() {
+ALLOW_EMPTY_${PN} = "1"
+SYSROOT_PREPROCESS_FUNCS_append_class-target = " llvm_common_sysroot_preprocess"
+
+llvm_common_sysroot_preprocess() {
     install -d ${SYSROOT_DESTDIR}${bindir_crossscripts}/
     install -m 0755 ${WORKDIR}/llvm-config ${SYSROOT_DESTDIR}${bindir_crossscripts}/
 }
-- 
1.8.3