|
|
from __future__ import absolute_import, print_function
|
|
|
|
|
|
import distutils.version
|
|
|
import os
|
|
|
import re
|
|
|
import socket
|
|
|
import stat
|
|
|
import subprocess
|
|
|
import sys
|
|
|
import tempfile
|
|
|
|
|
|
tempprefix = 'hg-hghave-'
|
|
|
|
|
|
checks = {
|
|
|
"true": (lambda: True, "yak shaving"),
|
|
|
"false": (lambda: False, "nail clipper"),
|
|
|
"known-bad-output": (lambda: True, "use for currently known bad output"),
|
|
|
"missing-correct-output": (lambda: False, "use for missing good output"),
|
|
|
}
|
|
|
|
|
|
try:
|
|
|
import msvcrt
|
|
|
|
|
|
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
|
|
|
msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY)
|
|
|
except ImportError:
|
|
|
pass
|
|
|
|
|
|
stdout = getattr(sys.stdout, 'buffer', sys.stdout)
|
|
|
stderr = getattr(sys.stderr, 'buffer', sys.stderr)
|
|
|
|
|
|
if sys.version_info[0] >= 3:
|
|
|
|
|
|
def _sys2bytes(p):
|
|
|
if p is None:
|
|
|
return p
|
|
|
return p.encode('utf-8')
|
|
|
|
|
|
def _bytes2sys(p):
|
|
|
if p is None:
|
|
|
return p
|
|
|
return p.decode('utf-8')
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
|
def _sys2bytes(p):
|
|
|
return p
|
|
|
|
|
|
_bytes2sys = _sys2bytes
|
|
|
|
|
|
|
|
|
def check(name, desc):
|
|
|
"""Registers a check function for a feature."""
|
|
|
|
|
|
def decorator(func):
|
|
|
checks[name] = (func, desc)
|
|
|
return func
|
|
|
|
|
|
return decorator
|
|
|
|
|
|
|
|
|
def checkvers(name, desc, vers):
|
|
|
"""Registers a check function for each of a series of versions.
|
|
|
|
|
|
vers can be a list or an iterator.
|
|
|
|
|
|
Produces a series of feature checks that have the form <name><vers> without
|
|
|
any punctuation (even if there's punctuation in 'vers'; i.e. this produces
|
|
|
'py38', not 'py3.8' or 'py-38')."""
|
|
|
|
|
|
def decorator(func):
|
|
|
def funcv(v):
|
|
|
def f():
|
|
|
return func(v)
|
|
|
|
|
|
return f
|
|
|
|
|
|
for v in vers:
|
|
|
v = str(v)
|
|
|
f = funcv(v)
|
|
|
checks['%s%s' % (name, v.replace('.', ''))] = (f, desc % v)
|
|
|
return func
|
|
|
|
|
|
return decorator
|
|
|
|
|
|
|
|
|
def checkfeatures(features):
|
|
|
result = {
|
|
|
'error': [],
|
|
|
'missing': [],
|
|
|
'skipped': [],
|
|
|
}
|
|
|
|
|
|
for feature in features:
|
|
|
negate = feature.startswith('no-')
|
|
|
if negate:
|
|
|
feature = feature[3:]
|
|
|
|
|
|
if feature not in checks:
|
|
|
result['missing'].append(feature)
|
|
|
continue
|
|
|
|
|
|
check, desc = checks[feature]
|
|
|
try:
|
|
|
available = check()
|
|
|
except Exception:
|
|
|
result['error'].append('hghave check failed: %s' % feature)
|
|
|
continue
|
|
|
|
|
|
if not negate and not available:
|
|
|
result['skipped'].append('missing feature: %s' % desc)
|
|
|
elif negate and available:
|
|
|
result['skipped'].append('system supports %s' % desc)
|
|
|
|
|
|
return result
|
|
|
|
|
|
|
|
|
def require(features):
|
|
|
"""Require that features are available, exiting if not."""
|
|
|
result = checkfeatures(features)
|
|
|
|
|
|
for missing in result['missing']:
|
|
|
stderr.write(
|
|
|
('skipped: unknown feature: %s\n' % missing).encode('utf-8')
|
|
|
)
|
|
|
for msg in result['skipped']:
|
|
|
stderr.write(('skipped: %s\n' % msg).encode('utf-8'))
|
|
|
for msg in result['error']:
|
|
|
stderr.write(('%s\n' % msg).encode('utf-8'))
|
|
|
|
|
|
if result['missing']:
|
|
|
sys.exit(2)
|
|
|
|
|
|
if result['skipped'] or result['error']:
|
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
|
def matchoutput(cmd, regexp, ignorestatus=False):
|
|
|
"""Return the match object if cmd executes successfully and its output
|
|
|
is matched by the supplied regular expression.
|
|
|
"""
|
|
|
|
|
|
# Tests on Windows have to fake USERPROFILE to point to the test area so
|
|
|
# that `~` is properly expanded on py3.8+. However, some tools like black
|
|
|
# make calls that need the real USERPROFILE in order to run `foo --version`.
|
|
|
env = os.environ
|
|
|
if os.name == 'nt':
|
|
|
env = os.environ.copy()
|
|
|
env['USERPROFILE'] = env['REALUSERPROFILE']
|
|
|
|
|
|
r = re.compile(regexp)
|
|
|
p = subprocess.Popen(
|
|
|
cmd,
|
|
|
shell=True,
|
|
|
stdout=subprocess.PIPE,
|
|
|
stderr=subprocess.STDOUT,
|
|
|
env=env,
|
|
|
)
|
|
|
s = p.communicate()[0]
|
|
|
ret = p.returncode
|
|
|
return (ignorestatus or not ret) and r.search(s)
|
|
|
|
|
|
|
|
|
@check("baz", "GNU Arch baz client")
|
|
|
def has_baz():
|
|
|
return matchoutput('baz --version 2>&1', br'baz Bazaar version')
|
|
|
|
|
|
|
|
|
@check("bzr", "Canonical's Bazaar client")
|
|
|
def has_bzr():
|
|
|
try:
|
|
|
import bzrlib
|
|
|
import bzrlib.bzrdir
|
|
|
import bzrlib.errors
|
|
|
import bzrlib.revision
|
|
|
import bzrlib.revisionspec
|
|
|
|
|
|
bzrlib.revisionspec.RevisionSpec
|
|
|
return bzrlib.__doc__ is not None
|
|
|
except (AttributeError, ImportError):
|
|
|
return False
|
|
|
|
|
|
|
|
|
@checkvers("bzr", "Canonical's Bazaar client >= %s", (1.14,))
|
|
|
def has_bzr_range(v):
|
|
|
major, minor = v.split('rc')[0].split('.')[0:2]
|
|
|
try:
|
|
|
import bzrlib
|
|
|
|
|
|
return bzrlib.__doc__ is not None and bzrlib.version_info[:2] >= (
|
|
|
int(major),
|
|
|
int(minor),
|
|
|
)
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("chg", "running with chg")
|
|
|
def has_chg():
|
|
|
return 'CHGHG' in os.environ
|
|
|
|
|
|
|
|
|
@check("rhg", "running with rhg as 'hg'")
|
|
|
def has_rhg():
|
|
|
return 'RHG_INSTALLED_AS_HG' in os.environ
|
|
|
|
|
|
|
|
|
@check("cvs", "cvs client/server")
|
|
|
def has_cvs():
|
|
|
re = br'Concurrent Versions System.*?server'
|
|
|
return matchoutput('cvs --version 2>&1', re) and not has_msys()
|
|
|
|
|
|
|
|
|
@check("cvs112", "cvs client/server 1.12.* (not cvsnt)")
|
|
|
def has_cvs112():
|
|
|
re = br'Concurrent Versions System \(CVS\) 1.12.*?server'
|
|
|
return matchoutput('cvs --version 2>&1', re) and not has_msys()
|
|
|
|
|
|
|
|
|
@check("cvsnt", "cvsnt client/server")
|
|
|
def has_cvsnt():
|
|
|
re = br'Concurrent Versions System \(CVSNT\) (\d+).(\d+).*\(client/server\)'
|
|
|
return matchoutput('cvsnt --version 2>&1', re)
|
|
|
|
|
|
|
|
|
@check("darcs", "darcs client")
|
|
|
def has_darcs():
|
|
|
return matchoutput('darcs --version', br'\b2\.([2-9]|\d{2})', True)
|
|
|
|
|
|
|
|
|
@check("mtn", "monotone client (>= 1.0)")
|
|
|
def has_mtn():
|
|
|
return matchoutput('mtn --version', br'monotone', True) and not matchoutput(
|
|
|
'mtn --version', br'monotone 0\.', True
|
|
|
)
|
|
|
|
|
|
|
|
|
@check("eol-in-paths", "end-of-lines in paths")
|
|
|
def has_eol_in_paths():
|
|
|
try:
|
|
|
fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix, suffix='\n\r')
|
|
|
os.close(fd)
|
|
|
os.remove(path)
|
|
|
return True
|
|
|
except (IOError, OSError):
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("execbit", "executable bit")
|
|
|
def has_executablebit():
|
|
|
try:
|
|
|
EXECFLAGS = stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH
|
|
|
fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix)
|
|
|
try:
|
|
|
os.close(fh)
|
|
|
m = os.stat(fn).st_mode & 0o777
|
|
|
new_file_has_exec = m & EXECFLAGS
|
|
|
os.chmod(fn, m ^ EXECFLAGS)
|
|
|
exec_flags_cannot_flip = (os.stat(fn).st_mode & 0o777) == m
|
|
|
finally:
|
|
|
os.unlink(fn)
|
|
|
except (IOError, OSError):
|
|
|
# we don't care, the user probably won't be able to commit anyway
|
|
|
return False
|
|
|
return not (new_file_has_exec or exec_flags_cannot_flip)
|
|
|
|
|
|
|
|
|
@check("icasefs", "case insensitive file system")
|
|
|
def has_icasefs():
|
|
|
# Stolen from mercurial.util
|
|
|
fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix)
|
|
|
os.close(fd)
|
|
|
try:
|
|
|
s1 = os.stat(path)
|
|
|
d, b = os.path.split(path)
|
|
|
p2 = os.path.join(d, b.upper())
|
|
|
if path == p2:
|
|
|
p2 = os.path.join(d, b.lower())
|
|
|
try:
|
|
|
s2 = os.stat(p2)
|
|
|
return s2 == s1
|
|
|
except OSError:
|
|
|
return False
|
|
|
finally:
|
|
|
os.remove(path)
|
|
|
|
|
|
|
|
|
@check("fifo", "named pipes")
|
|
|
def has_fifo():
|
|
|
if getattr(os, "mkfifo", None) is None:
|
|
|
return False
|
|
|
name = tempfile.mktemp(dir='.', prefix=tempprefix)
|
|
|
try:
|
|
|
os.mkfifo(name)
|
|
|
os.unlink(name)
|
|
|
return True
|
|
|
except OSError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("killdaemons", 'killdaemons.py support')
|
|
|
def has_killdaemons():
|
|
|
return True
|
|
|
|
|
|
|
|
|
@check("cacheable", "cacheable filesystem")
|
|
|
def has_cacheable_fs():
|
|
|
from mercurial import util
|
|
|
|
|
|
fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix)
|
|
|
os.close(fd)
|
|
|
try:
|
|
|
return util.cachestat(path).cacheable()
|
|
|
finally:
|
|
|
os.remove(path)
|
|
|
|
|
|
|
|
|
@check("lsprof", "python lsprof module")
|
|
|
def has_lsprof():
|
|
|
try:
|
|
|
import _lsprof
|
|
|
|
|
|
_lsprof.Profiler # silence unused import warning
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
def _gethgversion():
|
|
|
m = matchoutput('hg --version --quiet 2>&1', br'(\d+)\.(\d+)')
|
|
|
if not m:
|
|
|
return (0, 0)
|
|
|
return (int(m.group(1)), int(m.group(2)))
|
|
|
|
|
|
|
|
|
_hgversion = None
|
|
|
|
|
|
|
|
|
def gethgversion():
|
|
|
global _hgversion
|
|
|
if _hgversion is None:
|
|
|
_hgversion = _gethgversion()
|
|
|
return _hgversion
|
|
|
|
|
|
|
|
|
@checkvers(
|
|
|
"hg", "Mercurial >= %s", list([(1.0 * x) / 10 for x in range(9, 99)])
|
|
|
)
|
|
|
def has_hg_range(v):
|
|
|
major, minor = v.split('.')[0:2]
|
|
|
return gethgversion() >= (int(major), int(minor))
|
|
|
|
|
|
|
|
|
@check("rust", "Using the Rust extensions")
|
|
|
def has_rust():
|
|
|
"""Check is the mercurial currently running is using some rust code"""
|
|
|
cmd = 'hg debuginstall --quiet 2>&1'
|
|
|
match = br'checking module policy \(([^)]+)\)'
|
|
|
policy = matchoutput(cmd, match)
|
|
|
if not policy:
|
|
|
return False
|
|
|
return b'rust' in policy.group(1)
|
|
|
|
|
|
|
|
|
@check("hg08", "Mercurial >= 0.8")
|
|
|
def has_hg08():
|
|
|
if checks["hg09"][0]():
|
|
|
return True
|
|
|
return matchoutput('hg help annotate 2>&1', '--date')
|
|
|
|
|
|
|
|
|
@check("hg07", "Mercurial >= 0.7")
|
|
|
def has_hg07():
|
|
|
if checks["hg08"][0]():
|
|
|
return True
|
|
|
return matchoutput('hg --version --quiet 2>&1', 'Mercurial Distributed SCM')
|
|
|
|
|
|
|
|
|
@check("hg06", "Mercurial >= 0.6")
|
|
|
def has_hg06():
|
|
|
if checks["hg07"][0]():
|
|
|
return True
|
|
|
return matchoutput('hg --version --quiet 2>&1', 'Mercurial version')
|
|
|
|
|
|
|
|
|
@check("gettext", "GNU Gettext (msgfmt)")
|
|
|
def has_gettext():
|
|
|
return matchoutput('msgfmt --version', br'GNU gettext-tools')
|
|
|
|
|
|
|
|
|
@check("git", "git command line client")
|
|
|
def has_git():
|
|
|
return matchoutput('git --version 2>&1', br'^git version')
|
|
|
|
|
|
|
|
|
def getgitversion():
|
|
|
m = matchoutput('git --version 2>&1', br'git version (\d+)\.(\d+)')
|
|
|
if not m:
|
|
|
return (0, 0)
|
|
|
return (int(m.group(1)), int(m.group(2)))
|
|
|
|
|
|
|
|
|
@check("pygit2", "pygit2 Python library")
|
|
|
def has_git():
|
|
|
try:
|
|
|
import pygit2
|
|
|
|
|
|
pygit2.Oid # silence unused import
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
# https://github.com/git-lfs/lfs-test-server
|
|
|
@check("lfs-test-server", "git-lfs test server")
|
|
|
def has_lfsserver():
|
|
|
exe = 'lfs-test-server'
|
|
|
if has_windows():
|
|
|
exe = 'lfs-test-server.exe'
|
|
|
return any(
|
|
|
os.access(os.path.join(path, exe), os.X_OK)
|
|
|
for path in os.environ["PATH"].split(os.pathsep)
|
|
|
)
|
|
|
|
|
|
|
|
|
@checkvers("git", "git client (with ext::sh support) version >= %s", (1.9,))
|
|
|
def has_git_range(v):
|
|
|
major, minor = v.split('.')[0:2]
|
|
|
return getgitversion() >= (int(major), int(minor))
|
|
|
|
|
|
|
|
|
@check("docutils", "Docutils text processing library")
|
|
|
def has_docutils():
|
|
|
try:
|
|
|
import docutils.core
|
|
|
|
|
|
docutils.core.publish_cmdline # silence unused import
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
def getsvnversion():
|
|
|
m = matchoutput('svn --version --quiet 2>&1', br'^(\d+)\.(\d+)')
|
|
|
if not m:
|
|
|
return (0, 0)
|
|
|
return (int(m.group(1)), int(m.group(2)))
|
|
|
|
|
|
|
|
|
@checkvers("svn", "subversion client and admin tools >= %s", (1.3, 1.5))
|
|
|
def has_svn_range(v):
|
|
|
major, minor = v.split('.')[0:2]
|
|
|
return getsvnversion() >= (int(major), int(minor))
|
|
|
|
|
|
|
|
|
@check("svn", "subversion client and admin tools")
|
|
|
def has_svn():
|
|
|
return matchoutput('svn --version 2>&1', br'^svn, version') and matchoutput(
|
|
|
'svnadmin --version 2>&1', br'^svnadmin, version'
|
|
|
)
|
|
|
|
|
|
|
|
|
@check("svn-bindings", "subversion python bindings")
|
|
|
def has_svn_bindings():
|
|
|
try:
|
|
|
import svn.core
|
|
|
|
|
|
version = svn.core.SVN_VER_MAJOR, svn.core.SVN_VER_MINOR
|
|
|
if version < (1, 4):
|
|
|
return False
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("p4", "Perforce server and client")
|
|
|
def has_p4():
|
|
|
return matchoutput('p4 -V', br'Rev\. P4/') and matchoutput(
|
|
|
'p4d -V', br'Rev\. P4D/'
|
|
|
)
|
|
|
|
|
|
|
|
|
@check("symlink", "symbolic links")
|
|
|
def has_symlink():
|
|
|
# mercurial.windows.checklink() is a hard 'no' at the moment
|
|
|
if os.name == 'nt' or getattr(os, "symlink", None) is None:
|
|
|
return False
|
|
|
name = tempfile.mktemp(dir='.', prefix=tempprefix)
|
|
|
try:
|
|
|
os.symlink(".", name)
|
|
|
os.unlink(name)
|
|
|
return True
|
|
|
except (OSError, AttributeError):
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("hardlink", "hardlinks")
|
|
|
def has_hardlink():
|
|
|
from mercurial import util
|
|
|
|
|
|
fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix)
|
|
|
os.close(fh)
|
|
|
name = tempfile.mktemp(dir='.', prefix=tempprefix)
|
|
|
try:
|
|
|
util.oslink(_sys2bytes(fn), _sys2bytes(name))
|
|
|
os.unlink(name)
|
|
|
return True
|
|
|
except OSError:
|
|
|
return False
|
|
|
finally:
|
|
|
os.unlink(fn)
|
|
|
|
|
|
|
|
|
@check("hardlink-whitelisted", "hardlinks on whitelisted filesystems")
|
|
|
def has_hardlink_whitelisted():
|
|
|
from mercurial import util
|
|
|
|
|
|
try:
|
|
|
fstype = util.getfstype(b'.')
|
|
|
except OSError:
|
|
|
return False
|
|
|
return fstype in util._hardlinkfswhitelist
|
|
|
|
|
|
|
|
|
@check("rmcwd", "can remove current working directory")
|
|
|
def has_rmcwd():
|
|
|
ocwd = os.getcwd()
|
|
|
temp = tempfile.mkdtemp(dir='.', prefix=tempprefix)
|
|
|
try:
|
|
|
os.chdir(temp)
|
|
|
# On Linux, 'rmdir .' isn't allowed, but the other names are okay.
|
|
|
# On Solaris and Windows, the cwd can't be removed by any names.
|
|
|
os.rmdir(os.getcwd())
|
|
|
return True
|
|
|
except OSError:
|
|
|
return False
|
|
|
finally:
|
|
|
os.chdir(ocwd)
|
|
|
# clean up temp dir on platforms where cwd can't be removed
|
|
|
try:
|
|
|
os.rmdir(temp)
|
|
|
except OSError:
|
|
|
pass
|
|
|
|
|
|
|
|
|
@check("tla", "GNU Arch tla client")
|
|
|
def has_tla():
|
|
|
return matchoutput('tla --version 2>&1', br'The GNU Arch Revision')
|
|
|
|
|
|
|
|
|
@check("gpg", "gpg client")
|
|
|
def has_gpg():
|
|
|
return matchoutput('gpg --version 2>&1', br'GnuPG')
|
|
|
|
|
|
|
|
|
@check("gpg2", "gpg client v2")
|
|
|
def has_gpg2():
|
|
|
return matchoutput('gpg --version 2>&1', br'GnuPG[^0-9]+2\.')
|
|
|
|
|
|
|
|
|
@check("gpg21", "gpg client v2.1+")
|
|
|
def has_gpg21():
|
|
|
return matchoutput('gpg --version 2>&1', br'GnuPG[^0-9]+2\.(?!0)')
|
|
|
|
|
|
|
|
|
@check("unix-permissions", "unix-style permissions")
|
|
|
def has_unix_permissions():
|
|
|
d = tempfile.mkdtemp(dir='.', prefix=tempprefix)
|
|
|
try:
|
|
|
fname = os.path.join(d, 'foo')
|
|
|
for umask in (0o77, 0o07, 0o22):
|
|
|
os.umask(umask)
|
|
|
f = open(fname, 'w')
|
|
|
f.close()
|
|
|
mode = os.stat(fname).st_mode
|
|
|
os.unlink(fname)
|
|
|
if mode & 0o777 != ~umask & 0o666:
|
|
|
return False
|
|
|
return True
|
|
|
finally:
|
|
|
os.rmdir(d)
|
|
|
|
|
|
|
|
|
@check("unix-socket", "AF_UNIX socket family")
|
|
|
def has_unix_socket():
|
|
|
return getattr(socket, 'AF_UNIX', None) is not None
|
|
|
|
|
|
|
|
|
@check("root", "root permissions")
|
|
|
def has_root():
|
|
|
return getattr(os, 'geteuid', None) and os.geteuid() == 0
|
|
|
|
|
|
|
|
|
@check("pyflakes", "Pyflakes python linter")
|
|
|
def has_pyflakes():
|
|
|
try:
|
|
|
import pyflakes
|
|
|
|
|
|
pyflakes.__version__
|
|
|
except ImportError:
|
|
|
return False
|
|
|
else:
|
|
|
return True
|
|
|
|
|
|
|
|
|
@check("pylint", "Pylint python linter")
|
|
|
def has_pylint():
|
|
|
return matchoutput("pylint --help", br"Usage:[ ]+pylint", True)
|
|
|
|
|
|
|
|
|
@check("clang-format", "clang-format C code formatter (>= 11)")
|
|
|
def has_clang_format():
|
|
|
m = matchoutput('clang-format --version', br'clang-format version (\d+)')
|
|
|
# style changed somewhere between 10.x and 11.x
|
|
|
return m and int(m.group(1)) >= 11
|
|
|
|
|
|
|
|
|
@check("jshint", "JSHint static code analysis tool")
|
|
|
def has_jshint():
|
|
|
return matchoutput("jshint --version 2>&1", br"jshint v")
|
|
|
|
|
|
|
|
|
@check("pygments", "Pygments source highlighting library")
|
|
|
def has_pygments():
|
|
|
try:
|
|
|
import pygments
|
|
|
|
|
|
pygments.highlight # silence unused import warning
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("pygments25", "Pygments version >= 2.5")
|
|
|
def pygments25():
|
|
|
try:
|
|
|
import pygments
|
|
|
|
|
|
v = pygments.__version__
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
parts = v.split(".")
|
|
|
major = int(parts[0])
|
|
|
minor = int(parts[1])
|
|
|
|
|
|
return (major, minor) >= (2, 5)
|
|
|
|
|
|
|
|
|
@check("outer-repo", "outer repo")
|
|
|
def has_outer_repo():
|
|
|
# failing for other reasons than 'no repo' imply that there is a repo
|
|
|
return not matchoutput('hg root 2>&1', br'abort: no repository found', True)
|
|
|
|
|
|
|
|
|
@check("ssl", "ssl module available")
|
|
|
def has_ssl():
|
|
|
try:
|
|
|
import ssl
|
|
|
|
|
|
ssl.CERT_NONE
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("defaultcacertsloaded", "detected presence of loaded system CA certs")
|
|
|
def has_defaultcacertsloaded():
|
|
|
import ssl
|
|
|
from mercurial import sslutil, ui as uimod
|
|
|
|
|
|
ui = uimod.ui.load()
|
|
|
cafile = sslutil._defaultcacerts(ui)
|
|
|
ctx = ssl.create_default_context()
|
|
|
if cafile:
|
|
|
ctx.load_verify_locations(cafile=cafile)
|
|
|
else:
|
|
|
ctx.load_default_certs()
|
|
|
|
|
|
return len(ctx.get_ca_certs()) > 0
|
|
|
|
|
|
|
|
|
@check("tls1.2", "TLS 1.2 protocol support")
|
|
|
def has_tls1_2():
|
|
|
from mercurial import sslutil
|
|
|
|
|
|
return b'tls1.2' in sslutil.supportedprotocols
|
|
|
|
|
|
|
|
|
@check("windows", "Windows")
|
|
|
def has_windows():
|
|
|
return os.name == 'nt'
|
|
|
|
|
|
|
|
|
@check("system-sh", "system() uses sh")
|
|
|
def has_system_sh():
|
|
|
return os.name != 'nt'
|
|
|
|
|
|
|
|
|
@check("serve", "platform and python can manage 'hg serve -d'")
|
|
|
def has_serve():
|
|
|
return True
|
|
|
|
|
|
|
|
|
@check("setprocname", "whether osutil.setprocname is available or not")
|
|
|
def has_setprocname():
|
|
|
try:
|
|
|
from mercurial.utils import procutil
|
|
|
|
|
|
procutil.setprocname
|
|
|
return True
|
|
|
except AttributeError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("test-repo", "running tests from repository")
|
|
|
def has_test_repo():
|
|
|
t = os.environ["TESTDIR"]
|
|
|
return os.path.isdir(os.path.join(t, "..", ".hg"))
|
|
|
|
|
|
|
|
|
@check("network-io", "whether tests are allowed to access 3rd party services")
|
|
|
def has_test_repo():
|
|
|
t = os.environ.get("HGTESTS_ALLOW_NETIO")
|
|
|
return t == "1"
|
|
|
|
|
|
|
|
|
@check("curses", "terminfo compiler and curses module")
|
|
|
def has_curses():
|
|
|
try:
|
|
|
import curses
|
|
|
|
|
|
curses.COLOR_BLUE
|
|
|
|
|
|
# Windows doesn't have a `tic` executable, but the windows_curses
|
|
|
# package is sufficient to run the tests without it.
|
|
|
if os.name == 'nt':
|
|
|
return True
|
|
|
|
|
|
return has_tic()
|
|
|
|
|
|
except (ImportError, AttributeError):
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("tic", "terminfo compiler")
|
|
|
def has_tic():
|
|
|
return matchoutput('test -x "`which tic`"', br'')
|
|
|
|
|
|
|
|
|
@check("xz", "xz compression utility")
|
|
|
def has_xz():
|
|
|
# When Windows invokes a subprocess in shell mode, it uses `cmd.exe`, which
|
|
|
# only knows `where`, not `which`. So invoke MSYS shell explicitly.
|
|
|
return matchoutput("sh -c 'test -x \"`which xz`\"'", b'')
|
|
|
|
|
|
|
|
|
@check("msys", "Windows with MSYS")
|
|
|
def has_msys():
|
|
|
return os.getenv('MSYSTEM')
|
|
|
|
|
|
|
|
|
@check("aix", "AIX")
|
|
|
def has_aix():
|
|
|
return sys.platform.startswith("aix")
|
|
|
|
|
|
|
|
|
@check("osx", "OS X")
|
|
|
def has_osx():
|
|
|
return sys.platform == 'darwin'
|
|
|
|
|
|
|
|
|
@check("osxpackaging", "OS X packaging tools")
|
|
|
def has_osxpackaging():
|
|
|
try:
|
|
|
return (
|
|
|
matchoutput('pkgbuild', br'Usage: pkgbuild ', ignorestatus=1)
|
|
|
and matchoutput(
|
|
|
'productbuild', br'Usage: productbuild ', ignorestatus=1
|
|
|
)
|
|
|
and matchoutput('lsbom', br'Usage: lsbom', ignorestatus=1)
|
|
|
and matchoutput('xar --help', br'Usage: xar', ignorestatus=1)
|
|
|
)
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check('linuxormacos', 'Linux or MacOS')
|
|
|
def has_linuxormacos():
|
|
|
# This isn't a perfect test for MacOS. But it is sufficient for our needs.
|
|
|
return sys.platform.startswith(('linux', 'darwin'))
|
|
|
|
|
|
|
|
|
@check("docker", "docker support")
|
|
|
def has_docker():
|
|
|
pat = br'A self-sufficient runtime for'
|
|
|
if matchoutput('docker --help', pat):
|
|
|
if 'linux' not in sys.platform:
|
|
|
# TODO: in theory we should be able to test docker-based
|
|
|
# package creation on non-linux using boot2docker, but in
|
|
|
# practice that requires extra coordination to make sure
|
|
|
# $TESTTEMP is going to be visible at the same path to the
|
|
|
# boot2docker VM. If we figure out how to verify that, we
|
|
|
# can use the following instead of just saying False:
|
|
|
# return 'DOCKER_HOST' in os.environ
|
|
|
return False
|
|
|
|
|
|
return True
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("debhelper", "debian packaging tools")
|
|
|
def has_debhelper():
|
|
|
# Some versions of dpkg say `dpkg', some say 'dpkg' (` vs ' on the first
|
|
|
# quote), so just accept anything in that spot.
|
|
|
dpkg = matchoutput(
|
|
|
'dpkg --version', br"Debian .dpkg' package management program"
|
|
|
)
|
|
|
dh = matchoutput(
|
|
|
'dh --help', br'dh is a part of debhelper.', ignorestatus=True
|
|
|
)
|
|
|
dh_py2 = matchoutput(
|
|
|
'dh_python2 --help', br'other supported Python versions'
|
|
|
)
|
|
|
# debuild comes from the 'devscripts' package, though you might want
|
|
|
# the 'build-debs' package instead, which has a dependency on devscripts.
|
|
|
debuild = matchoutput(
|
|
|
'debuild --help', br'to run debian/rules with given parameter'
|
|
|
)
|
|
|
return dpkg and dh and dh_py2 and debuild
|
|
|
|
|
|
|
|
|
@check(
|
|
|
"debdeps", "debian build dependencies (run dpkg-checkbuilddeps in contrib/)"
|
|
|
)
|
|
|
def has_debdeps():
|
|
|
# just check exit status (ignoring output)
|
|
|
path = '%s/../contrib/packaging/debian/control' % os.environ['TESTDIR']
|
|
|
return matchoutput('dpkg-checkbuilddeps %s' % path, br'')
|
|
|
|
|
|
|
|
|
@check("demandimport", "demandimport enabled")
|
|
|
def has_demandimport():
|
|
|
# chg disables demandimport intentionally for performance wins.
|
|
|
return (not has_chg()) and os.environ.get('HGDEMANDIMPORT') != 'disable'
|
|
|
|
|
|
|
|
|
# Add "py27", "py35", ... as possible feature checks. Note that there's no
|
|
|
# punctuation here.
|
|
|
@checkvers("py", "Python >= %s", (2.7, 3.5, 3.6, 3.7, 3.8, 3.9))
|
|
|
def has_python_range(v):
|
|
|
major, minor = v.split('.')[0:2]
|
|
|
py_major, py_minor = sys.version_info.major, sys.version_info.minor
|
|
|
|
|
|
return (py_major, py_minor) >= (int(major), int(minor))
|
|
|
|
|
|
|
|
|
@check("py3", "running with Python 3.x")
|
|
|
def has_py3():
|
|
|
return 3 == sys.version_info[0]
|
|
|
|
|
|
|
|
|
@check("py3exe", "a Python 3.x interpreter is available")
|
|
|
def has_python3exe():
|
|
|
py = 'python3'
|
|
|
if os.name == 'nt':
|
|
|
py = 'py -3'
|
|
|
return matchoutput('%s -V' % py, br'^Python 3.(5|6|7|8|9)')
|
|
|
|
|
|
|
|
|
@check("pure", "running with pure Python code")
|
|
|
def has_pure():
|
|
|
return any(
|
|
|
[
|
|
|
os.environ.get("HGMODULEPOLICY") == "py",
|
|
|
os.environ.get("HGTEST_RUN_TESTS_PURE") == "--pure",
|
|
|
]
|
|
|
)
|
|
|
|
|
|
|
|
|
@check("slow", "allow slow tests (use --allow-slow-tests)")
|
|
|
def has_slow():
|
|
|
return os.environ.get('HGTEST_SLOW') == 'slow'
|
|
|
|
|
|
|
|
|
@check("hypothesis", "Hypothesis automated test generation")
|
|
|
def has_hypothesis():
|
|
|
try:
|
|
|
import hypothesis
|
|
|
|
|
|
hypothesis.given
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("unziplinks", "unzip(1) understands and extracts symlinks")
|
|
|
def unzip_understands_symlinks():
|
|
|
return matchoutput('unzip --help', br'Info-ZIP')
|
|
|
|
|
|
|
|
|
@check("zstd", "zstd Python module available")
|
|
|
def has_zstd():
|
|
|
try:
|
|
|
import mercurial.zstd
|
|
|
|
|
|
mercurial.zstd.__version__
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("devfull", "/dev/full special file")
|
|
|
def has_dev_full():
|
|
|
return os.path.exists('/dev/full')
|
|
|
|
|
|
|
|
|
@check("ensurepip", "ensurepip module")
|
|
|
def has_ensurepip():
|
|
|
try:
|
|
|
import ensurepip
|
|
|
|
|
|
ensurepip.bootstrap
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("virtualenv", "virtualenv support")
|
|
|
def has_virtualenv():
|
|
|
try:
|
|
|
import virtualenv
|
|
|
|
|
|
# --no-site-package became the default in 1.7 (Nov 2011), and the
|
|
|
# argument was removed in 20.0 (Feb 2020). Rather than make the
|
|
|
# script complicated, just ignore ancient versions.
|
|
|
return int(virtualenv.__version__.split('.')[0]) > 1
|
|
|
except (AttributeError, ImportError, IndexError):
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("fsmonitor", "running tests with fsmonitor")
|
|
|
def has_fsmonitor():
|
|
|
return 'HGFSMONITOR_TESTS' in os.environ
|
|
|
|
|
|
|
|
|
@check("fuzzywuzzy", "Fuzzy string matching library")
|
|
|
def has_fuzzywuzzy():
|
|
|
try:
|
|
|
import fuzzywuzzy
|
|
|
|
|
|
fuzzywuzzy.__version__
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("clang-libfuzzer", "clang new enough to include libfuzzer")
|
|
|
def has_clang_libfuzzer():
|
|
|
mat = matchoutput('clang --version', br'clang version (\d)')
|
|
|
if mat:
|
|
|
# libfuzzer is new in clang 6
|
|
|
return int(mat.group(1)) > 5
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check("clang-6.0", "clang 6.0 with version suffix (libfuzzer included)")
|
|
|
def has_clang60():
|
|
|
return matchoutput('clang-6.0 --version', br'clang version 6\.')
|
|
|
|
|
|
|
|
|
@check("xdiff", "xdiff algorithm")
|
|
|
def has_xdiff():
|
|
|
try:
|
|
|
from mercurial import policy
|
|
|
|
|
|
bdiff = policy.importmod('bdiff')
|
|
|
return bdiff.xdiffblocks(b'', b'') == [(0, 0, 0, 0)]
|
|
|
except (ImportError, AttributeError):
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check('extraextensions', 'whether tests are running with extra extensions')
|
|
|
def has_extraextensions():
|
|
|
return 'HGTESTEXTRAEXTENSIONS' in os.environ
|
|
|
|
|
|
|
|
|
def getrepofeatures():
|
|
|
"""Obtain set of repository features in use.
|
|
|
|
|
|
HGREPOFEATURES can be used to define or remove features. It contains
|
|
|
a space-delimited list of feature strings. Strings beginning with ``-``
|
|
|
mean to remove.
|
|
|
"""
|
|
|
# Default list provided by core.
|
|
|
features = {
|
|
|
'bundlerepo',
|
|
|
'revlogstore',
|
|
|
'fncache',
|
|
|
}
|
|
|
|
|
|
# Features that imply other features.
|
|
|
implies = {
|
|
|
'simplestore': ['-revlogstore', '-bundlerepo', '-fncache'],
|
|
|
}
|
|
|
|
|
|
for override in os.environ.get('HGREPOFEATURES', '').split(' '):
|
|
|
if not override:
|
|
|
continue
|
|
|
|
|
|
if override.startswith('-'):
|
|
|
if override[1:] in features:
|
|
|
features.remove(override[1:])
|
|
|
else:
|
|
|
features.add(override)
|
|
|
|
|
|
for imply in implies.get(override, []):
|
|
|
if imply.startswith('-'):
|
|
|
if imply[1:] in features:
|
|
|
features.remove(imply[1:])
|
|
|
else:
|
|
|
features.add(imply)
|
|
|
|
|
|
return features
|
|
|
|
|
|
|
|
|
@check('reporevlogstore', 'repository using the default revlog store')
|
|
|
def has_reporevlogstore():
|
|
|
return 'revlogstore' in getrepofeatures()
|
|
|
|
|
|
|
|
|
@check('reposimplestore', 'repository using simple storage extension')
|
|
|
def has_reposimplestore():
|
|
|
return 'simplestore' in getrepofeatures()
|
|
|
|
|
|
|
|
|
@check('repobundlerepo', 'whether we can open bundle files as repos')
|
|
|
def has_repobundlerepo():
|
|
|
return 'bundlerepo' in getrepofeatures()
|
|
|
|
|
|
|
|
|
@check('repofncache', 'repository has an fncache')
|
|
|
def has_repofncache():
|
|
|
return 'fncache' in getrepofeatures()
|
|
|
|
|
|
|
|
|
@check('dirstate-v2', 'using the v2 format of .hg/dirstate')
|
|
|
def has_dirstate_v2():
|
|
|
# Keep this logic in sync with `newreporequirements()` in `mercurial/localrepo.py`
|
|
|
return has_rust() and matchoutput(
|
|
|
'hg config format.exp-dirstate-v2', b'(?i)1|yes|true|on|always'
|
|
|
)
|
|
|
|
|
|
|
|
|
@check('sqlite', 'sqlite3 module and matching cli is available')
|
|
|
def has_sqlite():
|
|
|
try:
|
|
|
import sqlite3
|
|
|
|
|
|
version = sqlite3.sqlite_version_info
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|
|
|
if version < (3, 8, 3):
|
|
|
# WITH clause not supported
|
|
|
return False
|
|
|
|
|
|
return matchoutput('sqlite3 -version', br'^3\.\d+')
|
|
|
|
|
|
|
|
|
@check('vcr', 'vcr http mocking library (pytest-vcr)')
|
|
|
def has_vcr():
|
|
|
try:
|
|
|
import vcr
|
|
|
|
|
|
vcr.VCR
|
|
|
return True
|
|
|
except (ImportError, AttributeError):
|
|
|
pass
|
|
|
return False
|
|
|
|
|
|
|
|
|
@check('emacs', 'GNU Emacs')
|
|
|
def has_emacs():
|
|
|
# Our emacs lisp uses `with-eval-after-load` which is new in emacs
|
|
|
# 24.4, so we allow emacs 24.4, 24.5, and 25+ (24.5 was the last
|
|
|
# 24 release)
|
|
|
return matchoutput('emacs --version', b'GNU Emacs 2(4.4|4.5|5|6|7|8|9)')
|
|
|
|
|
|
|
|
|
@check('black', 'the black formatter for python (>= 20.8b1)')
|
|
|
def has_black():
|
|
|
blackcmd = 'black --version'
|
|
|
version_regex = b'black, version ([0-9a-b.]+)'
|
|
|
version = matchoutput(blackcmd, version_regex)
|
|
|
sv = distutils.version.StrictVersion
|
|
|
return version and sv(_bytes2sys(version.group(1))) >= sv('20.8b1')
|
|
|
|
|
|
|
|
|
@check('pytype', 'the pytype type checker')
|
|
|
def has_pytype():
|
|
|
pytypecmd = 'pytype --version'
|
|
|
version = matchoutput(pytypecmd, b'[0-9a-b.]+')
|
|
|
sv = distutils.version.StrictVersion
|
|
|
return version and sv(_bytes2sys(version.group(0))) >= sv('2019.10.17')
|
|
|
|
|
|
|
|
|
@check("rustfmt", "rustfmt tool at version nightly-2020-10-04")
|
|
|
def has_rustfmt():
|
|
|
# We use Nightly's rustfmt due to current unstable config options.
|
|
|
return matchoutput(
|
|
|
'`rustup which --toolchain nightly-2020-10-04 rustfmt` --version',
|
|
|
b'rustfmt',
|
|
|
)
|
|
|
|
|
|
|
|
|
@check("cargo", "cargo tool")
|
|
|
def has_cargo():
|
|
|
return matchoutput('`rustup which cargo` --version', b'cargo')
|
|
|
|
|
|
|
|
|
@check("lzma", "python lzma module")
|
|
|
def has_lzma():
|
|
|
try:
|
|
|
import _lzma
|
|
|
|
|
|
_lzma.FORMAT_XZ
|
|
|
return True
|
|
|
except ImportError:
|
|
|
return False
|
|
|
|