procutils: don't try to get `.buffer` if sys.stdin is None
While hunting down following test failure of test-chg.t on Python 3, I stumbled
the case when `.buffer` is not available as sys.stdin is None.
--- /home/pulkit/repo/hg-committed/tests/test-chg.t
+++ /home/pulkit/repo/hg-committed/tests/test-chg.t.err
@@ -203,7 +203,31 @@
$ CHGDEBUG=1 chg version -q 0<&-
chg: debug: * stdio fds are missing (glob)
chg: debug: * execute original hg (glob)
- Mercurial Distributed SCM * (glob)
+ Traceback (most recent call last):
+ File "/tmp/hgtests.avspvsq4/install/bin/hg", line 43, in <module>
+ dispatch.run()
+ File "/usr/lib/python3.6/importlib/util.py", line 233, in
__getattribute__
+ self.__spec__.loader.exec_module(self)
+ File "<frozen importlib._bootstrap_external>", line 678, in
exec_module
+ File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
+ File
"/tmp/hgtests.avspvsq4/install/lib/python/mercurial/dispatch.py", line
726, in <module>
+ class lazyaliasentry(object):
+ File
"/tmp/hgtests.avspvsq4/install/lib/python/mercurial/dispatch.py", line
737, in lazyaliasentry
+ @util.propertycache
+ File "/usr/lib/python3.6/importlib/util.py", line 233, in
__getattribute__
+ self.__spec__.loader.exec_module(self)
+ File "<frozen importlib._bootstrap_external>", line 678, in
exec_module
+ File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
+ File "/tmp/hgtests.avspvsq4/install/lib/python/mercurial/util.py",
line 3473, in <module>
+ f=procutil.stderr,
+ File "/usr/lib/python3.6/importlib/util.py", line 233, in
__getattribute__
+ self.__spec__.loader.exec_module(self)
+ File "<frozen importlib._bootstrap_external>", line 678, in
exec_module
+ File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
+ File
"/tmp/hgtests.avspvsq4/install/lib/python/mercurial/utils/procutil.py",
line 127, in <module>
+ stdin = sys.stdin.buffer
+ AttributeError: 'NoneType' object has no attribute 'buffer'
+ [1]
server lifecycle
----------------
Differential Revision: https://phab.mercurial-scm.org/D9500
# Disable the $CAP wire protocol capability.
if test -z "$CAP"
then
echo "CAP environment variable not set."
fi
cat > notcapable-$CAP.py << EOF
from mercurial import extensions, localrepo
from mercurial.interfaces import repository
def extsetup(ui):
extensions.wrapfunction(repository.peer, 'capable', wrapcapable)
extensions.wrapfunction(localrepo.localrepository, 'peer', wrappeer)
def wrapcapable(orig, self, name, *args, **kwargs):
if name in b'$CAP'.split(b' '):
return False
return orig(self, name, *args, **kwargs)
def wrappeer(orig, self):
# Since we're disabling some newer features, we need to make sure local
# repos add in the legacy features again.
return localrepo.locallegacypeer(self)
EOF
echo '[extensions]' >> $HGRCPATH
echo "notcapable-$CAP = `pwd`/notcapable-$CAP.py" >> $HGRCPATH