[bitbake][wrynose][2.18][PATCH 4/4] fetch2: Unpack RPMs with --no-absolute-filenames

Yoann Congal <[email protected]> Sat, 6 Jun 2026 00:08:58 +0200
Newsgroups org.openembedded.lists.bitbake-devel
Message-ID <edd1cd43eee1a1f87dcd1ca356ae4247c41eac8f.1780696925.git.yoann.congal@smile.fr>
From: Anders Heimer <[email protected]>

Use cpio --no-absolute-filenames when unpacking RPM and SRPM archives so
absolute paths and parent-directory components in cpio member names are
extracted relative to the intended unpack directory.

Signed-off-by: Anders Heimer <[email protected]>
Signed-off-by: Richard Purdie <[email protected]>
(cherry picked from commit 1b1a71586aa93678c1d9ca40ef2c6fa518f89356)
Signed-off-by: Yoann Congal <[email protected]>
---
 lib/bb/fetch2/__init__.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/bb/fetch2/__init__.py b/lib/bb/fetch2/__init__.py
index 3d39a1eeb..0e4f491ce 100644
--- a/lib/bb/fetch2/__init__.py
+++ b/lib/bb/fetch2/__init__.py
@@ -1585,11 +1585,11 @@ class FetchMethod(object):
             elif file.endswith('.rpm') or file.endswith('.srpm'):
                 if 'extract' in urldata.parm:
                     unpack_file = urldata.parm.get('extract')
-                    cmd = 'rpm2cpio.sh %s | cpio -id %s' % (file, unpack_file)
+                    cmd = 'rpm2cpio.sh %s | cpio --no-absolute-filenames -id %s' % (file, unpack_file)
                     iterate = True
                     iterate_file = unpack_file
                 else:
-                    cmd = 'rpm2cpio.sh %s | cpio -id' % (file)
+                    cmd = 'rpm2cpio.sh %s | cpio --no-absolute-filenames -id' % (file)
             elif file.endswith('.deb') or file.endswith('.ipk'):
                 output = subprocess.check_output(['ar', '-t', file], preexec_fn=subprocess_setup)
                 datafile = None