#!/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 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:

            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

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('Not trusting file') \

              and not e.startswith('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))

Distribution.pure = 0

Distribution.global_options.append(('pure', None, "use pure (slow) Python "

                                    "code instead of C extensions"))

class hgbuildpy(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 = {'build_mo': hgbuildmo,

            'build_py': hgbuildpy}

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']),

    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 hasfunction(cc, 'inotify_add_watch'):

        extmodules.append(Extension('hgext.inotify.linux._inotify',

                                     ['hgext/inotify/linux/_inotify.c']))

        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 = []

setup(name='mercurial',

      version=version,

      author='Matt Mackall',

      author_email='mpm@selenic.com',

      url='http://mercurial.selenic.com/',

      description='Scalable distributed SCM',

      license='GNU GPLv2+',

      scripts=scripts,

      packages=packages,

      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)