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-rw-r--r--meta/classes/package.bbclass18
1 files changed, 17 insertions, 1 deletions
diff --git a/meta/classes/package.bbclass b/meta/classes/package.bbclass
index 8f58ad03f..0698f6451 100644
--- a/meta/classes/package.bbclass
+++ b/meta/classes/package.bbclass
@@ -323,7 +323,8 @@ python perform_packagecopy () {
# Start by package population by taking a copy of the installed
# files to operate on
os.system('rm -rf %s/*' % (dvar))
- os.system('cp -pPR %s/* %s/' % (dest, dvar))
+ # Preserve sparse files and hard links
+ os.system('tar -cf - -C %s -ps . | tar -xf - -C %s' % (dest, dvar))
}
python populate_packages () {
@@ -383,6 +384,7 @@ python populate_packages () {
filesvar = bb.data.getVar('FILES', localdata, True) or ""
files = filesvar.split()
+ file_links = {}
for file in files:
if os.path.isabs(file):
file = '.' + file
@@ -406,9 +408,23 @@ python populate_packages () {
bb.mkdirhier(os.path.join(root,file))
os.chmod(os.path.join(root,file), os.stat(file).st_mode)
continue
+
fpath = os.path.join(root,file)
dpath = os.path.dirname(fpath)
bb.mkdirhier(dpath)
+
+ # Check if this is a hardlink to something... if it is
+ # attempt to preserve the link information, instead of copy.
+ if not os.path.islink(file):
+ s = os.stat(file)
+ if s.st_nlink > 1:
+ file_reference = "%d_%d" % (s.st_dev, s.st_ino)
+ if file_reference not in file_links:
+ # Save the reference for next time...
+ file_links[file_reference] = fpath
+ else:
+ os.link(file_links[file_reference], fpath)
+ continue
ret = bb.copyfile(file, fpath)
if ret is False or ret == 0:
raise bb.build.FuncFailed("File population failed")