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pyobjc_setup.py
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pyobjc_setup.py
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"""
Generic setup.py file for PyObjC framework wrappers.
This file should only be changed in pyobjc-core and then copied
to all framework wrappers.
"""
__all__ = ('setup', 'Extension', 'Command')
import sys
from pkg_resources import Distribution
try:
import setuptools
except ImportError:
import distribute_setup
distribute_setup.use_setuptools()
from setuptools.command import test
from setuptools.command import build_py
from distutils.sysconfig import get_config_var, get_config_vars
from distutils import log
class oc_build_py (build_py.build_py):
def build_packages(self):
log.info("overriding build_packages to copy PyObjCTest")
p = self.packages
self.packages = list(self.packages) + ['PyObjCTest']
try:
build_py.build_py.build_packages(self)
finally:
self.packages = p
from pkg_resources import working_set, normalize_path, add_activation_listener, require
class oc_test (test.test):
description = "run test suite"
user_options = [
('verbosity=', None, "print what tests are run"),
]
def initialize_options(self):
test.test.initialize_options(self)
self.verbosity='1'
def finalize_options(self):
test.test.finalize_options(self)
if isinstance(self.verbosity, str):
self.verbosity = int(self.verbosity)
def cleanup_environment(self):
ei_cmd = self.get_finalized_command('egg_info')
egg_name = ei_cmd.egg_name.replace('-', '_')
to_remove = []
for dirname in sys.path:
bn = os.path.basename(dirname)
if bn.startswith(egg_name + "-"):
to_remove.append(dirname)
for dirname in to_remove:
log.info("removing installed %r from sys.path before testing"%(
dirname,))
sys.path.remove(dirname)
from pkg_resources import add_activation_listener
add_activation_listener(lambda dist: dist.activate())
working_set.__init__()
def add_project_to_sys_path(self):
from pkg_resources import normalize_path, add_activation_listener
from pkg_resources import working_set, require
self.reinitialize_command('egg_info')
self.run_command('egg_info')
self.reinitialize_command('build_ext', inplace=1)
self.run_command('build_ext')
self.__old_path = sys.path[:]
self.__old_modules = sys.modules.copy()
if 'PyObjCTools' in sys.modules:
del sys.modules['PyObjCTools']
ei_cmd = self.get_finalized_command('egg_info')
sys.path.insert(0, normalize_path(ei_cmd.egg_base))
sys.path.insert(1, os.path.dirname(__file__))
add_activation_listener(lambda dist: dist.activate())
working_set.__init__()
require('%s==%s'%(ei_cmd.egg_name, ei_cmd.egg_version))
def remove_from_sys_path(self):
from pkg_resources import working_set
sys.path[:] = self.__old_path
sys.modules.clear()
sys.modules.update(self.__old_modules)
working_set.__init__()
def run(self):
import unittest
# Ensure that build directory is on sys.path (py3k)
import sys
self.cleanup_environment()
self.add_project_to_sys_path()
import PyObjCTools.TestSupport as modo
from pkg_resources import EntryPoint
loader_ep = EntryPoint.parse("x="+self.test_loader)
loader_class = loader_ep.load(require=False)
try:
meta = self.distribution.metadata
name = meta.get_name()
test_pkg = name + "_tests"
suite = loader_class().loadTestsFromName(self.distribution.test_suite)
runner = unittest.TextTestRunner(verbosity=self.verbosity)
result = runner.run(suite)
# Print out summary. This is a structured format that
# should make it easy to use this information in scripts.
summary = dict(
count=result.testsRun,
fails=len(result.failures),
errors=len(result.errors),
xfails=len(getattr(result, 'expectedFailures', [])),
xpass=len(getattr(result, 'unexpectedSuccesses', [])),
skip=len(getattr(result, 'skipped', [])),
)
print("SUMMARY: %s"%(summary,))
finally:
self.remove_from_sys_path()
from setuptools import setup as _setup, Extension as _Extension, Command
from distutils.errors import DistutilsPlatformError
from distutils.command import build, install
from setuptools.command import develop, test, build_ext, install_lib
import pkg_resources
import shutil
import os
import plistlib
import sys
import __main__
CLASSIFIERS = filter(None,
"""
Development Status :: 5 - Production/Stable
Environment :: Console
Environment :: MacOS X :: Cocoa
Intended Audience :: Developers
License :: OSI Approved :: MIT License
Natural Language :: English
Operating System :: MacOS :: MacOS X
Programming Language :: Python
Programming Language :: Python :: 2
Programming Language :: Python :: 2.6
Programming Language :: Python :: 2.7
Programming Language :: Python :: 3
Programming Language :: Python :: 3.1
Programming Language :: Python :: 3.2
Programming Language :: Python :: 3.3
Programming Language :: Objective C
Topic :: Software Development :: Libraries :: Python Modules
Topic :: Software Development :: User Interfaces
""".splitlines())
def get_os_level():
pl = plistlib.readPlist('/System/Library/CoreServices/SystemVersion.plist')
v = pl['ProductVersion']
return '.'.join(v.split('.')[:2])
class pyobjc_install_lib (install_lib.install_lib):
def get_exclusions(self):
result = install_lib.install_lib.get_exclusions(self)
if hasattr(install_lib, '_install_lib'):
outputs = install_lib._install_lib.get_outputs(self)
else:
outputs = install_lib.orig.install_lib.get_outputs(self)
for fn in outputs:
if 'PyObjCTest' in fn:
result[fn] = 1
result['PyObjCTest'] = 1
result[os.path.join(self.install_dir, 'PyObjCTest')] = 1
for fn in os.listdir('PyObjCTest'):
result[os.path.join('PyObjCTest', fn)] = 1
result[os.path.join(self.install_dir, 'PyObjCTest', fn)] = 1
return result
def _find_executable(executable):
if os.path.isfile(executable):
return executable
else:
for p in os.environ['PATH'].split(os.pathsep):
f = os.path.join(p, executable)
if os.path.isfile(f):
return f
return None
def _working_compiler(executable):
import tempfile, subprocess, shlex
with tempfile.NamedTemporaryFile(mode='w', suffix='.c') as fp:
fp.write('#include <stdarg.h>\nint main(void) { return 0; }\n')
fp.flush()
cflags = get_config_var('CFLAGS')
cflags = shlex.split(cflags)
p = subprocess.Popen([
executable, '-c', fp.name] + cflags,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
exit = p.wait()
if exit != 0:
return False
binfile = fp.name[:-1] + 'o'
if os.path.exists(binfile):
os.unlink(binfile)
binfile = os.path.basename(binfile)
if os.path.exists(binfile):
os.unlink(binfile)
return True
def _fixup_compiler():
if 'CC' in os.environ:
# CC is in the environment, always use explicit
# overrides.
return
cc = oldcc = get_config_var('CC').split()[0]
cc = _find_executable(cc)
if cc is not None and os.path.basename(cc).startswith('gcc'):
# Check if compiler is LLVM-GCC, that's known to
# generate bad code.
data = os.popen("'%s' --version 2>/dev/null"%(
cc.replace("'", "'\"'\"'"),)).read()
if 'llvm-gcc' in data:
cc = None
if cc is not None and not _working_compiler(cc):
cc = None
if cc is None:
# Default compiler is not useable, try finding 'clang'
cc = _find_executable('clang')
if cc is None:
cc = os.popen("/usr/bin/xcrun -find clang").read()
if not cc:
raise SystemExit("Cannot locate compiler candidate")
if not _working_compiler(cc):
raise SystemExit("Cannot locate a working compiler")
if cc != oldcc:
print("Use '%s' instead of '%s' as the compiler"%(
cc, oldcc))
vars = get_config_vars()
for env in ('BLDSHARED', 'LDSHARED', 'CC', 'CXX'):
if env in vars and env not in os.environ:
split = vars[env].split()
split[0] = cc if env != 'CXX' else cc + '++'
vars[env] = ' '.join(split)
class pyobjc_build_ext (build_ext.build_ext):
def run(self):
_fixup_compiler()
# Ensure that the PyObjC header files are available
# in 2.3 and later the headers are in the egg,
# before that we ship a copy.
dist, = pkg_resources.require('pyobjc-core')
include_root = os.path.join(self.build_temp, 'pyobjc-include')
if os.path.exists(include_root):
shutil.rmtree(include_root)
os.makedirs(include_root)
if dist.has_metadata('include'):
for fn in dist.metadata_listdir('include'):
data = dist.get_metadata('include/%s'%(fn,))
fp = open(os.path.join(include_root, fn), 'w')
try:
fp.write(data)
finally:
fp.close()
else:
raise SystemExit("pyobjc-core egg-info does not include header files")
for e in self.extensions:
if include_root not in e.include_dirs:
e.include_dirs.append(include_root)
# Run the actual build
build_ext.build_ext.run(self)
# Then tweak the copy_extensions bit to ensure PyObjCTest gets
# copied to the right place.
extensions = self.extensions
self.extensions = [
e for e in extensions if e.name.startswith('PyObjCTest') ]
self.copy_extensions_to_source()
self.extensions = extensions
def Extension(*args, **kwds):
"""
Simple wrapper about distutils.core.Extension that adds additional PyObjC
specific flags.
"""
os_level = get_os_level()
cflags = ["-DPyObjC_BUILD_RELEASE=%02d%02d"%(tuple(map(int, os_level.split('.'))))]
ldflags = []
if os_level != '10.4':
cflags.extend(['-isysroot','/'])
ldflags.extend(['-isysroot','/'])
else:
cflags.append('-DNO_OBJC2_RUNTIME')
if 'extra_compile_args' in kwds:
kwds['extra_compile_args'] = kwds['extra_compile_args'] + cflags
else:
kwds['extra_compile_args'] = cflags
if 'extra_link_args' in kwds:
kwds['extra_link_args'] = kwds['extra_link_args'] + ldflags
else:
kwds['extra_link_args'] = ldflags
return _Extension(*args, **kwds)
def setup(
min_os_level=None,
max_os_level=None,
cmdclass=None,
**kwds):
k = kwds.copy()
os_level = get_os_level()
os_compatible = True
if sys.platform != 'darwin':
os_compatible = False
else:
if min_os_level is not None:
if os_level < min_os_level:
os_compatible = False
if max_os_level is not None:
if os_level > max_os_level:
os_compatible = False
if cmdclass is None:
cmdclass = {}
else:
cmdclass = cmdclass.copy()
if not os_compatible:
if min_os_level != None:
if max_os_level != None:
msg = "This distribution is only supported on MacOSX versions %s upto and including %s"%(
min_os_level, max_os_level)
else:
msg = "This distribution is only supported on MacOSX >= %s"%(min_os_level,)
elif max_os_level != None:
msg = "This distribution is only supported on MacOSX <= %s"%(max_os_level,)
else:
msg = "This distribution is only supported on MacOSX"
def create_command_subclass(base_class):
class subcommand (base_class):
def run(self):
raise DistutilsPlatformError(msg)
return subcommand
class no_test (oc_test):
def run(self):
print("WARNING: %s\n"%(msg,))
print("SUMMARY: {'count': 0, 'fails': 0, 'errors': 0, 'xfails': 0, 'skip': 65, 'xpass': 0, 'message': msg }\n")
cmdclass['build'] = create_command_subclass(build.build)
cmdclass['test'] = no_test
cmdclass['install'] = create_command_subclass(install.install)
cmdclass['install_lib'] = create_command_subclass(pyobjc_install_lib)
cmdclass['develop'] = create_command_subclass(develop.develop)
cmdclass['build_py'] = create_command_subclass(oc_build_py)
else:
cmdclass['build_ext'] = pyobjc_build_ext
cmdclass['install_lib'] = pyobjc_install_lib
cmdclass['test'] = oc_test
cmdclass['build_py'] = oc_build_py
plat_name = "MacOS X"
plat_versions = []
if min_os_level is not None and min_os_level == max_os_level:
plat_versions.append("==%s"%(min_os_level,))
else:
if min_os_level is not None:
plat_versions.append(">=%s"%(min_os_level,))
if max_os_level is not None:
plat_versions.append("<=%s"%(max_os_level,))
if plat_versions:
plat_name += " (%s)"%(", ".join(plat_versions),)
_setup(
cmdclass=cmdclass,
long_description=__main__.__doc__,
author='Ronald Oussoren',
author_email='pyobjc-dev@lists.sourceforge.net',
url='http://pyobjc.sourceforge.net',
platforms = [ plat_name ],
package_dir = { '': 'Lib', 'PyObjCTest': 'PyObjCTest' },
package_data = { '': ['*.bridgesupport'] },
test_suite='PyObjCTest',
zip_safe = False,
license = 'MIT License',
classifiers = CLASSIFIERS,
**k
)