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authorMark Hatle <mhatle@windriver.com>2010-08-06 18:40:55 (GMT)
committerRichard Purdie <rpurdie@linux.intel.com>2010-08-12 14:54:39 (GMT)
commitd428c9f9e15937b9e5908fb00636b8ff1ccb9940 (patch)
tree6c6cc42c9ebc5e915350118de6d886604a116bc6 /meta/classes/image-prelink.bbclass
parent1c9f061d1f855cd0ecdcd3449e1f9bf45a7de0ee (diff)
downloadpoky-d428c9f9e15937b9e5908fb00636b8ff1ccb9940.tar.gz
prelink: Enable image wide prelinking
Add the ability to specify user level classes via the local.conf. Use this new capability to add an image-prelink class that does an image wide cross-prelink activity. Signed-off-by: Mark Hatle <mhatle@windriver.com>
Diffstat (limited to 'meta/classes/image-prelink.bbclass')
-rw-r--r--meta/classes/image-prelink.bbclass38
1 files changed, 38 insertions, 0 deletions
diff --git a/meta/classes/image-prelink.bbclass b/meta/classes/image-prelink.bbclass
new file mode 100644
index 0000000..faf1814
--- /dev/null
+++ b/meta/classes/image-prelink.bbclass
@@ -0,0 +1,38 @@
1do_rootfs[depends] += "prelink-native:do_populate_sysroot"
2
3IMAGE_PREPROCESS_COMMAND += "prelink_image; "
4
5prelink_image () {
6# export PSEUDO_DEBUG=4
7# /bin/env | /bin/grep PSEUDO
8# echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH"
9# echo "LD_PRELOAD=$LD_PRELOAD"
10
11 pre_prelink_size=`du -ks ${IMAGE_ROOTFS} | awk '{size = $1 ; print size }'`
12 echo "Size before prelinking $pre_prelink_size."
13
14 # We need a prelink conf on the filesystem, add one if it's missing
15 if [ ! -e ${IMAGE_ROOTFS}/etc/prelink.conf ]; then
16 cp ${STAGING_DIR_NATIVE}/etc/prelink.conf \
17 ${IMAGE_ROOTFS}/etc/prelink.conf
18 dummy_prelink_conf=true;
19 else
20 dummy_prelink_conf=false;
21 fi
22
23 # prelink!
24 ${STAGING_DIR_NATIVE}/usr/sbin/prelink --root ${IMAGE_ROOTFS} -amR
25
26 # Remove the prelink.conf if we had to add it.
27 if [ $dummy_prelink_conf ]; then
28 rm -f ${IMAGE_ROOTFS}/etc/prelink.conf
29 fi
30
31 # Cleanup temporary file, it's not needed...
32 rm -f ${IMAGE_ROOTFS}/etc/prelink.cache
33
34 pre_prelink_size=`du -ks ${IMAGE_ROOTFS} | awk '{size = $1 ; print size }'`
35 echo "Size after prelinking $pre_prelink_size."
36}
37
38EXPORT_FUNCTIONS prelink_image