[Buildroot] [PATCH v2] Restrict tar transform to regular files Without this
Timothy Pearson
tpearson at raptorengineering.com
Sat Apr 27 08:43:22 UTC 2019
restriction, symlinks are rewritten and corrupted.
Example without the restriction:
Input tree (valid):
package-githash/file1
package-githash/link -> ./file1
Output tree (broken):
package-githash/file1
package-githash/link -> package-githash/file1
Signed-off-by: Timothy Pearson <tpearson at raptorengineering.com>
---
support/download/git | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/support/download/git b/support/download/git
index 17ca04eb98..1acb795c81 100755
--- a/support/download/git
+++ b/support/download/git
@@ -190,7 +190,7 @@ LC_ALL=C sort <"${output}.list" >"${output}.list.sorted"
# Create GNU-format tarballs, since that's the format of the tarballs on
# sources.buildroot.org and used in the *.hash files
-tar cf - --transform="s#^\./#${basename}/#" \
+tar cf - --transform="flags=r;s#^\./#${basename}/#" \
--numeric-owner --owner=0 --group=0 --mtime="${date}" --format=gnu \
-T "${output}.list.sorted" >"${output}.tar"
gzip -6 -n <"${output}.tar" >"${output}"
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