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lib/oe/patch: Make GitApplyTree._applypatch() support read-only .git/hooks

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Rather than modifying files in .git/hooks, which can be read-only
(e.g., if it is a link to a directory in /usr/share), move away the
entire .git/hooks directory temporarily.

(From OE-Core master rev: a88d603b51a9ebb39210d54b667519acfbe465c3)

(From OE-Core rev: 09a2718cb030f8cce202ded0e823cadea4c71f6a)

Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Peter Kjellerstedt 2016-01-27 15:39:52 +01:00 committed by Richard Purdie
parent c8e5c38b8a
commit 45a2977b83
1 changed files with 12 additions and 14 deletions
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26
meta/lib/oe/patch.py
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@ -383,14 +383,15 @@ class GitApplyTree(PatchTree):
reporoot = (runcmd("git rev-parse --show-toplevel".split(), self.dir) or '').strip()
if not reporoot:
raise Exception("Cannot get repository root for directory %s" % self.dir)
commithook = os.path.join(reporoot, '.git', 'hooks', 'commit-msg')
commithook_backup = commithook + '.devtool-orig'
applyhook = os.path.join(reporoot, '.git', 'hooks', 'applypatch-msg')
applyhook_backup = applyhook + '.devtool-orig'
if os.path.exists(commithook):
shutil.move(commithook, commithook_backup)
if os.path.exists(applyhook):
shutil.move(applyhook, applyhook_backup)
hooks_dir = os.path.join(reporoot, '.git', 'hooks')
hooks_dir_backup = hooks_dir + '.devtool-orig'
if os.path.lexists(hooks_dir_backup):
raise Exception("Git hooks backup directory already exists: %s" % hooks_dir_backup)
if os.path.lexists(hooks_dir):
shutil.move(hooks_dir, hooks_dir_backup)
os.mkdir(hooks_dir)
commithook = os.path.join(hooks_dir, 'commit-msg')
applyhook = os.path.join(hooks_dir, 'applypatch-msg')
with open(commithook, 'w') as f:
# NOTE: the formatting here is significant; if you change it you'll also need to
# change other places which read it back
@ -439,12 +440,9 @@ class GitApplyTree(PatchTree):
os.remove(tmpfile)
return output
finally:
os.remove(commithook)
os.remove(applyhook)
if os.path.exists(commithook_backup):
shutil.move(commithook_backup, commithook)
if os.path.exists(applyhook_backup):
shutil.move(applyhook_backup, applyhook)
shutil.rmtree(hooks_dir)
if os.path.lexists(hooks_dir_backup):
shutil.move(hooks_dir_backup, hooks_dir)
class QuiltTree(PatchSet):