[OE-core] [PATCH 1/2] buildhistory: write the contents of the sysroot

[Ross Burton]

Changes to the sysroot as just as interesting during development, so write the
file listing for the sysroot to buildhistory too.

Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 meta/classes/buildhistory.bbclass | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/meta/classes/buildhistory.bbclass b/meta/classes/buildhistory.bbclass
index 2e501df24b4..baa7c8e2799 100644
--- a/meta/classes/buildhistory.bbclass
+++ b/meta/classes/buildhistory.bbclass
@@ -60,15 +60,23 @@ SSTATEPOSTUNPACKFUNCS[vardepvalueexclude] .= "| buildhistory_emit_outputsigs"
 # When extending build history, derive your class from buildhistory.bbclass
 # and extend this list here with the additional files created by the derived
 # class.
-BUILDHISTORY_PRESERVE = "latest latest_srcrev"
+BUILDHISTORY_PRESERVE = "latest latest_srcrev sysroot"
 
 PATCH_GIT_USER_EMAIL ?= "buildhistory at oe"
 PATCH_GIT_USER_NAME ?= "OpenEmbedded"
 
+buildhistory_emit_sysroot() {
+	mkdir --parents ${BUILDHISTORY_DIR_PACKAGE}
+	buildhistory_list_files ${SYSROOT_DESTDIR} ${BUILDHISTORY_DIR_PACKAGE}/sysroot
+}
+
 #
 # Write out metadata about this package for comparison when writing future packages
 #
 python buildhistory_emit_pkghistory() {
+    if d.getVar('BB_CURRENTTASK') in ['populate_sysroot', 'populate_sysroot_setscene']:
+        bb.build.exec_func("buildhistory_emit_sysroot", d)
+
     if not d.getVar('BB_CURRENTTASK') in ['packagedata', 'packagedata_setscene']:
         return 0
 
-- 
2.11.0