#!/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, 3, 0, 'final'):

    raise SystemExit("Mercurial requires python 2.3 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, 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])

            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

    # execute hg out of this directory with a custom environment which

    # includes the pure Python modules in mercurial/pure

    pypath = os.environ.get('PYTHONPATH', '')

    purepath = os.path.join('mercurial', 'pure')

    os.environ['PYTHONPATH'] = os.pathsep.join(['mercurial', purepath, pypath])

    os.environ['HGRCPATH'] = '' # do not read any config file

    cmd = '%s hg id -it' % sys.executable

    try:

        l = os.popen(cmd).read().split()

    except OSError, e:

        print "warning: could not establish Mercurial version: %s" % e

    os.environ['PYTHONPATH'] = pypath

    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')

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']),

    ]

packages = ['mercurial', 'mercurial.hgweb', 'hgext', 'hgext.convert',

            'hgext.highlight', 'hgext.zeroconf', ]

try:

    import msvcrt

    ext_modules.append(Extension('mercurial.osutil', ['mercurial/osutil.c']))

except ImportError:

    pass

try:

    import posix

    ext_modules.append(Extension('mercurial.osutil', ['mercurial/osutil.c']))

    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'])

except ImportError:

    pass

datafiles = []

for root in ('templates', 'i18n'):

    for dir, dirs, files in os.walk(root):

        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://selenic.com/mercurial',

      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)