unbundle: acquire 'wlock' when processing bundle2 (BC) (issue4596)
A bundle2 may contain bookmark updates (or other extension content) that
requires the 'wlock' to be written. As 'wlock' must be acquired before 'lock',
we must stay on the side of caution and use both in all case to ensure their
ordering.
#!/usr/bin/env python
#
# Copyright 2014 Matt Mackall <mpm@selenic.com>
#
# A tool/hook to run basic sanity checks on commits/patches for
# submission to Mercurial. Install by adding the following to your
# .hg/hgrc:
#
# [hooks]
# pretxncommit = contrib/check-commit
#
# The hook can be temporarily bypassed with:
#
# $ BYPASS= hg commit
#
# See also: http://mercurial.selenic.com/wiki/ContributingChanges
import re, sys, os
errors = [
(r"[(]bc[)]", "(BC) needs to be uppercase"),
(r"[(]issue \d\d\d", "no space allowed between issue and number"),
(r"[(]bug(\d|\s)", "use (issueDDDD) instead of bug"),
(r"^# User [^@\n]+$", "username is not an email address"),
(r"^# .*\n(?!merge with )[^#]\S+[^:] ",
"summary line doesn't start with 'topic: '"),
(r"^# .*\n[A-Z][a-z]\S+", "don't capitalize summary lines"),
(r"^# .*\n[^\n]*: *[A-Z][a-z]\S+", "don't capitalize summary lines"),
(r"^# .*\n.*\.\s+$", "don't add trailing period on summary line"),
(r"^# .*\n.{78,}", "summary line too long"),
(r"^\+\n \n", "adds double empty line"),
(r"\+\s+def [a-z]+_[a-z]", "adds a function with foo_bar naming"),
]
node = os.environ.get("HG_NODE")
if node:
commit = os.popen("hg export %s" % node).read()
else:
commit = sys.stdin.read()
exitcode = 0
for exp, msg in errors:
m = re.search(exp, commit, re.MULTILINE)
if m:
pos = 0
for n, l in enumerate(commit.splitlines(True)):
pos += len(l)
if pos >= m.end():
print "%d: %s" % (n, msg)
print " %s" % l[:-1]
if "BYPASS" not in os.environ:
exitcode = 1
break
sys.exit(exitcode)