package: Fix file copying to preserve sparse files

We want to preserve sparse files when building the system, add the option
to tar to ensure we do this when copying files.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/classes/package.bbclass b/meta/classes/package.bbclass
index 8459d39b27eb9577c185373f1830ee24763cd826..a1169489522bb193a19937904c9b021d83408260 100644 (file)
--- a/meta/classes/package.bbclass
+++ b/meta/classes/package.bbclass
@@ -649,7 +649,7 @@ python perform_packagecopy () {
     # Start by package population by taking a copy of the installed
     # files to operate on
     # Preserve sparse files and hard links
-    cmd = 'tar -cf - -C %s -p . | tar -xf - -C %s' % (dest, dvar)
+    cmd = 'tar -cf - -C %s -p -S . | tar -xf - -C %s' % (dest, dvar)
     subprocess.check_output(cmd, shell=True, stderr=subprocess.STDOUT)
 
     # replace RPATHs for the nativesdk binaries, to make them relocatable