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

  $ . "$TESTDIR/narrow-library.sh"
  $ hg init repo
  $ cd repo
  $ cat << EOF > .hg/store/narrowspec
  > [include]
  > path:foo
  > [exclude]
  > EOF
  $ cp .hg/store/narrowspec .hg/narrowspec.dirstate
  $ echo treemanifest >> .hg/requires
  $ echo narrowhg-experimental >> .hg/requires
  $ mkdir -p foo/bar
  $ echo b > foo/f
  $ echo c > foo/bar/f
  $ hg commit -Am hi
  adding foo/bar/f
  adding foo/f
  $ hg debugindex -m
     rev linkrev nodeid       p1           p2
       0       0 14a5d056d75a 000000000000 000000000000
  $ hg debugindex --dir foo
     rev linkrev nodeid       p1           p2
       0       0 e635c7857aef 000000000000 000000000000
  $ hg debugindex --dir foo/
     rev linkrev nodeid       p1           p2
       0       0 e635c7857aef 000000000000 000000000000
  $ hg debugindex --dir foo/bar
     rev linkrev nodeid       p1           p2
       0       0 e091d4224761 000000000000 000000000000
  $ hg debugindex --dir foo/bar/
     rev linkrev nodeid       p1           p2
       0       0 e091d4224761 000000000000 000000000000
  $ hg debugdata -m 0
  foo\x00e635c7857aef92ac761ce5741a99da159abbbb24t (esc)
  $ hg debugdata --dir foo 0
  bar\x00e091d42247613adff5d41b67f15fe7189ee97b39t (esc)
  f\x001e88685f5ddec574a34c70af492f95b6debc8741 (esc)
  $ hg debugdata --dir foo/ 0
  bar\x00e091d42247613adff5d41b67f15fe7189ee97b39t (esc)
  f\x001e88685f5ddec574a34c70af492f95b6debc8741 (esc)
  $ hg debugdata --dir foo/bar 0
  f\x00149da44f2a4e14f488b7bd4157945a9837408c00 (esc)
  $ hg debugdata --dir foo/bar/ 0
  f\x00149da44f2a4e14f488b7bd4157945a9837408c00 (esc)