license.bbclass: fix license_create_manifest failed

While rpm incremental image generation enabled, invoked
license_create_manifest failed.
...
| ln: failed to create symbolic link 'tmp/work/qemux86_
64-poky-linux/core-image-base/1.0-r0/rootfs/usr/share/
common-licenses/alsa-conf-base/generic_GPLv2':File exists
| WARNING:tmp/work/qemux86_64-poky-linux/core-image-base/
1.0-r0/temp/run.license_create_manifest.26327:1 exit 1 from
|   ln -s ../${lic}/home/jiahongxu/yocto/build-20140120-
yocto-qemux86-64/tmp/work/qemux86_64-poky-linux/core-image
-base/1.0-r0/rootfs/usr/share/common-licenses/${pkg}/${lic}
...

Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Laurentiu Palcu <laurentiu.palcu@intel.com>

diff --git a/meta/classes/license.bbclass b/meta/classes/license.bbclass
index 16cadf9e2cf28066b8e1365e6b579047daa620e6..c668783742ab1ee5526524c21febf59b8319e5e1 100644 (file)
--- a/meta/classes/license.bbclass
+++ b/meta/classes/license.bbclass
@@ -85,7 +85,7 @@ license_create_manifest() {
                                                if [ ! -f ${IMAGE_ROOTFS}/usr/share/common-licenses/${lic} ]; then
                                                        cp ${LICENSE_DIRECTORY}/${pkged_pn}/${lic} ${IMAGE_ROOTFS}/usr/share/common-licenses/
                                                fi
-                                               ln -s ../${lic} ${IMAGE_ROOTFS}/usr/share/common-licenses/${pkg}/${lic}
+                                               ln -sf ../${lic} ${IMAGE_ROOTFS}/usr/share/common-licenses/${pkg}/${lic}
                                        fi
                                done
                        done