localrepo: factor _findtags() out of tags() (
issue548).
This makes in-memory caching the sole responsibility of localrepo,
eliminating some localrepo code that was duplicated in mq and
bookmarks.
#!/usr/bin/env python
#
# This is the mercurial setup script.
#
# 'python setup.py install', or
# 'python setup.py --help' for more options
import sys
if not hasattr(sys, 'version_info') or sys.version_info < (2, 4, 0, 'final'):
raise SystemExit("Mercurial requires Python 2.4 or later.")
# Solaris Python packaging brain damage
try:
import hashlib
sha = hashlib.sha1()
except:
try:
import sha
except:
raise SystemExit(
"Couldn't import standard hashlib (incomplete Python install).")
try:
import zlib
except:
raise SystemExit(
"Couldn't import standard zlib (incomplete Python install).")
import os, subprocess, time
import shutil
import tempfile
from distutils.core import setup, Extension
from distutils.dist import Distribution
from distutils.command.install_data import install_data
from distutils.command.build import build
from distutils.command.build_py import build_py
from distutils.spawn import spawn, find_executable
from distutils.ccompiler import new_compiler
extra = {}
scripts = ['hg']
if os.name == 'nt':
scripts.append('contrib/win32/hg.bat')
# simplified version of distutils.ccompiler.CCompiler.has_function
# that actually removes its temporary files.
def has_function(cc, funcname):
tmpdir = tempfile.mkdtemp(prefix='hg-install-')
devnull = oldstderr = None
try:
try:
fname = os.path.join(tmpdir, 'funcname.c')
f = open(fname, 'w')
f.write('int main(void) {\n')
f.write(' %s();\n' % funcname)
f.write('}\n')
f.close()
# Redirect stderr to /dev/null to hide any error messages
# from the compiler.
# This will have to be changed if we ever have to check
# for a function on Windows.
devnull = open('/dev/null', 'w')
oldstderr = os.dup(sys.stderr.fileno())
os.dup2(devnull.fileno(), sys.stderr.fileno())
objects = cc.compile([fname], output_dir=tmpdir)
cc.link_executable(objects, os.path.join(tmpdir, "a.out"))
except:
return False
return True
finally:
if oldstderr is not None:
os.dup2(oldstderr, sys.stderr.fileno())
if devnull is not None:
devnull.close()
shutil.rmtree(tmpdir)
# py2exe needs to be installed to work
try:
import py2exe
# Help py2exe to find win32com.shell
try:
import modulefinder
import win32com
for p in win32com.__path__[1:]: # Take the path to win32comext
modulefinder.AddPackagePath("win32com", p)
pn = "win32com.shell"
__import__(pn)
m = sys.modules[pn]
for p in m.__path__[1:]:
modulefinder.AddPackagePath(pn, p)
except ImportError:
pass
extra['console'] = ['hg']
except ImportError:
pass
version = None
if os.path.isdir('.hg'):
# Execute hg out of this directory with a custom environment which
# includes the pure Python modules in mercurial/pure. We also take
# care to not use any hgrc files and do no localization.
pypath = ['mercurial', os.path.join('mercurial', 'pure')]
env = {'PYTHONPATH': os.pathsep.join(pypath),
'HGRCPATH': '',
'LANGUAGE': 'C'}
if 'SystemRoot' in os.environ:
# Copy SystemRoot into the custom environment for Python 2.6
# under Windows. Otherwise, the subprocess will fail with
# error 0xc0150004. See: http://bugs.python.org/issue3440
env['SystemRoot'] = os.environ['SystemRoot']
cmd = [sys.executable, 'hg', 'id', '-i', '-t']
p = subprocess.Popen(cmd, stdout=subprocess.PIPE,
stderr=subprocess.PIPE, env=env)
out, err = p.communicate()
# If root is executing setup.py, but the repository is owned by
# another user (as in "sudo python setup.py install") we will get
# trust warnings since the .hg/hgrc file is untrusted. That is
# fine, we don't want to load it anyway.
err = [e for e in err.splitlines()
if not e.startswith('Not trusting file')]
if err:
sys.stderr.write('warning: could not establish Mercurial '
'version:\n%s\n' % '\n'.join(err))
else:
l = out.split()
while len(l) > 1 and l[-1][0].isalpha(): # remove non-numbered tags
l.pop()
if l:
version = l[-1] # latest tag or revision number
if version.endswith('+'):
version += time.strftime('%Y%m%d')
elif os.path.exists('.hg_archival.txt'):
hgarchival = open('.hg_archival.txt')
for line in hgarchival:
if line.startswith('node:'):
version = line.split(':')[1].strip()[:12]
break
if version:
f = open("mercurial/__version__.py", "w")
f.write('# this file is autogenerated by setup.py\n')
f.write('version = "%s"\n' % version)
f.close()
try:
from mercurial import __version__
version = __version__.version
except ImportError:
version = 'unknown'
class install_package_data(install_data):
def finalize_options(self):
self.set_undefined_options('install',
('install_lib', 'install_dir'))
install_data.finalize_options(self)
class build_mo(build):
description = "build translations (.mo files)"
def run(self):
if not find_executable('msgfmt'):
self.warn("could not find msgfmt executable, no translations "
"will be built")
return
podir = 'i18n'
if not os.path.isdir(podir):
self.warn("could not find %s/ directory" % podir)
return
join = os.path.join
for po in os.listdir(podir):
if not po.endswith('.po'):
continue
pofile = join(podir, po)
modir = join('locale', po[:-3], 'LC_MESSAGES')
mofile = join(modir, 'hg.mo')
cmd = ['msgfmt', '-v', '-o', mofile, pofile]
if sys.platform != 'sunos5':
# msgfmt on Solaris does not know about -c
cmd.append('-c')
self.mkpath(modir)
self.make_file([pofile], mofile, spawn, (cmd,))
self.distribution.data_files.append((join('mercurial', modir),
[mofile]))
build.sub_commands.append(('build_mo', None))
Distribution.pure = 0
Distribution.global_options.append(('pure', None, "use pure (slow) Python "
"code instead of C extensions"))
class hg_build_py(build_py):
def finalize_options(self):
build_py.finalize_options(self)
if self.distribution.pure:
if self.py_modules is None:
self.py_modules = []
for ext in self.distribution.ext_modules:
if ext.name.startswith("mercurial."):
self.py_modules.append("mercurial.pure.%s" % ext.name[10:])
self.distribution.ext_modules = []
def find_modules(self):
modules = build_py.find_modules(self)
for module in modules:
if module[0] == "mercurial.pure":
if module[1] != "__init__":
yield ("mercurial", module[1], module[2])
else:
yield module
cmdclass = {'install_data': install_package_data,
'build_mo': build_mo,
'build_py': hg_build_py}
ext_modules=[
Extension('mercurial.base85', ['mercurial/base85.c']),
Extension('mercurial.bdiff', ['mercurial/bdiff.c']),
Extension('mercurial.diffhelpers', ['mercurial/diffhelpers.c']),
Extension('mercurial.mpatch', ['mercurial/mpatch.c']),
Extension('mercurial.parsers', ['mercurial/parsers.c']),
Extension('mercurial.osutil', ['mercurial/osutil.c']),
]
packages = ['mercurial', 'mercurial.hgweb', 'hgext', 'hgext.convert',
'hgext.highlight', 'hgext.zeroconf', ]
if sys.platform == 'linux2' and os.uname()[2] > '2.6':
# The inotify extension is only usable with Linux 2.6 kernels.
# You also need a reasonably recent C library.
cc = new_compiler()
if has_function(cc, 'inotify_add_watch'):
ext_modules.append(Extension('hgext.inotify.linux._inotify',
['hgext/inotify/linux/_inotify.c']))
packages.extend(['hgext.inotify', 'hgext.inotify.linux'])
datafiles = []
for root in ('templates', 'i18n'):
for dir, dirs, files in os.walk(root):
dirs[:] = [x for x in dirs if not x.startswith('.')]
files = [x for x in files if not x.startswith('.')]
datafiles.append((os.path.join('mercurial', dir),
[os.path.join(dir, file_) for file_ in files]))
setup(name='mercurial',
version=version,
author='Matt Mackall',
author_email='mpm@selenic.com',
url='http://mercurial.selenic.com/',
description='Scalable distributed SCM',
license='GNU GPL',
scripts=scripts,
packages=packages,
ext_modules=ext_modules,
data_files=datafiles,
cmdclass=cmdclass,
options=dict(py2exe=dict(packages=['hgext', 'email']),
bdist_mpkg=dict(zipdist=True,
license='COPYING',
readme='contrib/macosx/Readme.html',
welcome='contrib/macosx/Welcome.html')),
**extra)