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Diffstat (limited to 'contrib/setup3k.py')
| -rw-r--r-- | contrib/setup3k.py | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/contrib/setup3k.py b/contrib/setup3k.py new file mode 100644 index 0000000..55cf36f --- /dev/null +++ b/contrib/setup3k.py @@ -0,0 +1,373 @@ +# +# This is an experimental py3k-enabled mercurial setup script. +# +# 'python setup.py install', or +# 'python setup.py --help' for more options + +from distutils.command.build_py import build_py_2to3 +from lib2to3.refactor import get_fixers_from_package as getfixers + +import sys +if getattr(sys, 'version_info', (0, 0, 0)) < (2, 4, 0, 'final'): + raise SystemExit("Mercurial requires Python 2.4 or later.") + +if sys.version_info[0] >= 3: + def b(s): + '''A helper function to emulate 2.6+ bytes literals using string + literals.''' + return s.encode('latin1') +else: + def b(s): + '''A helper function to emulate 2.6+ bytes literals using string + literals.''' + return s + +# Solaris Python packaging brain damage +try: + import hashlib + sha = hashlib.sha1() +except ImportError: + try: + import sha + except ImportError: + raise SystemExit( + "Couldn't import standard hashlib (incomplete Python install).") + +try: + import zlib +except ImportError: + raise SystemExit( + "Couldn't import standard zlib (incomplete Python install).") + +try: + import bz2 +except ImportError: + raise SystemExit( + "Couldn't import standard bz2 (incomplete Python install).") + +import os, subprocess, time +import shutil +import tempfile +from distutils import log +from distutils.core import setup, Extension +from distutils.dist import Distribution +from distutils.command.build import build +from distutils.command.build_ext import build_ext +from distutils.command.build_py import build_py +from distutils.spawn import spawn, find_executable +from distutils.ccompiler import new_compiler +from distutils.errors import CCompilerError + +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 hasfunction(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 Exception: + 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 + py2exeloaded = True + + # 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 + +except ImportError: + py2exeloaded = False + pass + +def runcmd(cmd, env): + 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. Python may warn about + # a missing __init__.py in mercurial/locale, we also ignore that. + err = [e for e in err.splitlines() + if not e.startswith(b('Not trusting file')) \ + and not e.startswith(b('warning: Not importing'))] + if err: + return '' + return out + +version = '' + +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 'LD_LIBRARY_PATH' in os.environ: + env['LD_LIBRARY_PATH'] = os.environ['LD_LIBRARY_PATH'] + 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'] + l = runcmd(cmd, env).split() + while len(l) > 1 and l[-1][0].isalpha(): # remove non-numbered tags + l.pop() + if len(l) > 1: # tag found + version = l[-1] + if l[0].endswith('+'): # propagate the dirty status to the tag + version += '+' + elif len(l) == 1: # no tag found + cmd = [sys.executable, 'hg', 'parents', '--template', + '{latesttag}+{latesttagdistance}-'] + version = runcmd(cmd, env) + l[0] + if version.endswith('+'): + version += time.strftime('%Y%m%d') +elif os.path.exists('.hg_archival.txt'): + kw = dict([[t.strip() for t in l.split(':', 1)] + for l in open('.hg_archival.txt')]) + if 'tag' in kw: + version = kw['tag'] + elif 'latesttag' in kw: + version = '%(latesttag)s+%(latesttagdistance)s-%(node).12s' % kw + else: + version = kw.get('node', '')[:12] + +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 hgbuildmo(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') + mobuildfile = join('mercurial', mofile) + cmd = ['msgfmt', '-v', '-o', mobuildfile, pofile] + if sys.platform != 'sunos5': + # msgfmt on Solaris does not know about -c + cmd.append('-c') + self.mkpath(join('mercurial', modir)) + self.make_file([pofile], mobuildfile, spawn, (cmd,)) + +# Insert hgbuildmo first so that files in mercurial/locale/ are found +# when build_py is run next. +build.sub_commands.insert(0, ('build_mo', None)) +# We also need build_ext before build_py. Otherwise, when 2to3 is called (in +# build_py), it will not find osutil & friends, thinking that those modules are +# global and, consequently, making a mess, now that all module imports are +# global. +build.sub_commands.insert(1, ('build_ext', None)) + +Distribution.pure = 0 +Distribution.global_options.append(('pure', None, "use pure (slow) Python " + "code instead of C extensions")) + +class hgbuildext(build_ext): + + def build_extension(self, ext): + try: + build_ext.build_extension(self, ext) + except CCompilerError: + if getattr(ext, 'optional', False): + raise + log.warn("Failed to build optional extension '%s' (skipping)", + ext.name) + +class hgbuildpy(build_py_2to3): + fixer_names = sorted(set(getfixers("lib2to3.fixes") + + getfixers("hgfixes"))) + + 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 + + def run(self): + # In the build_py_2to3 class, self.updated_files = [], but I couldn't + # see when that variable was updated to point to the updated files, as + # its names suggests. Thus, I decided to just find_all_modules and feed + # them to 2to3. Unfortunately, subsequent calls to setup3k.py will + # incur in 2to3 analysis overhead. + self.updated_files = [i[2] for i in self.find_all_modules()] + + # Base class code + if self.py_modules: + self.build_modules() + if self.packages: + self.build_packages() + self.build_package_data() + + # 2to3 + self.run_2to3(self.updated_files) + + # Remaining base class code + self.byte_compile(self.get_outputs(include_bytecode=0)) + +cmdclass = {'build_mo': hgbuildmo, + 'build_ext': hgbuildext, + 'build_py': hgbuildpy} + +packages = ['mercurial', 'mercurial.hgweb', 'hgext', 'hgext.convert', + 'hgext.highlight', 'hgext.zeroconf'] + +pymodules = [] + +extmodules = [ + 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']), + ] + +# disable osutil.c under windows + python 2.4 (issue1364) +if sys.platform == 'win32' and sys.version_info < (2, 5, 0, 'final'): + pymodules.append('mercurial.pure.osutil') +else: + extmodules.append(Extension('mercurial.osutil', ['mercurial/osutil.c'])) + +if sys.platform.startswith('linux') 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. + # In any case, if it fails to build the error will be skipped ('optional'). + cc = new_compiler() + if hasfunction(cc, 'inotify_add_watch'): + inotify = Extension('hgext.inotify.linux._inotify', + ['hgext/inotify/linux/_inotify.c'], + ['mercurial']) + inotify.optional = True + extmodules.append(inotify) + packages.extend(['hgext.inotify', 'hgext.inotify.linux']) + +packagedata = {'mercurial': ['locale/*/LC_MESSAGES/hg.mo', + 'help/*.txt']} + +def ordinarypath(p): + return p and p[0] != '.' and p[-1] != '~' + +for root in ('templates',): + for curdir, dirs, files in os.walk(os.path.join('mercurial', root)): + curdir = curdir.split(os.sep, 1)[1] + dirs[:] = filter(ordinarypath, dirs) + for f in filter(ordinarypath, files): + f = os.path.join(curdir, f) + packagedata['mercurial'].append(f) + +datafiles = [] +setupversion = version +extra = {} + +if py2exeloaded: + extra['console'] = [ + {'script':'hg', + 'copyright':'Copyright (C) 2005-2010 Matt Mackall and others', + 'product_version':version}] + +if os.name == 'nt': + # Windows binary file versions for exe/dll files must have the + # form W.X.Y.Z, where W,X,Y,Z are numbers in the range 0..65535 + setupversion = version.split('+', 1)[0] + +setup(name='mercurial', + version=setupversion, + author='Matt Mackall', + author_email='mpm@selenic.com', + url='http://mercurial.selenic.com/', + description='Scalable distributed SCM', + license='GNU GPLv2+', + scripts=scripts, + packages=packages, + py_modules=pymodules, + ext_modules=extmodules, + data_files=datafiles, + package_data=packagedata, + 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) |