Python sys.setdlopenflags() Examples

The following are 30 code examples of sys.setdlopenflags(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module sys , or try the search function .
Example #1
Source File: __init__.py    From pySINDy with MIT License 6 votes vote down vote up
def _load_libzmq():
    """load bundled libzmq if there is one"""
    import sys, ctypes, platform, os
    dlopen = hasattr(sys, 'getdlopenflags') # unix-only
    # RTLD flags are added to os in Python 3
    # get values from os because ctypes values are WRONG on pypy
    PYPY = platform.python_implementation().lower() == 'pypy'
    
    if dlopen:
        dlflags = sys.getdlopenflags()
        # set RTLD_GLOBAL, unset RTLD_LOCAL
        flags = ctypes.RTLD_GLOBAL | dlflags
        # ctypes.RTLD_LOCAL is 0 on pypy, which is *wrong*
        flags &= ~ getattr(os, 'RTLD_LOCAL', 4)
        # pypy on darwin needs RTLD_LAZY for some reason
        if PYPY and sys.platform == 'darwin':
            flags |= getattr(os, 'RTLD_LAZY', 1)
            flags &= ~ getattr(os, 'RTLD_NOW', 2)
        sys.setdlopenflags(flags)
    try:
        from . import libzmq
    except ImportError:
        pass
    else:
        # store libzmq as zmq._libzmq for backward-compat
        globals()['_libzmq'] = libzmq
        if PYPY:
            # some versions of pypy (5.3 < ? < 5.8) needs explicit CDLL load for some reason,
            # otherwise symbols won't be globally available
            # do this unconditionally because it should be harmless (?)
            ctypes.CDLL(libzmq.__file__, ctypes.RTLD_GLOBAL)
    finally:
        if dlopen:
            sys.setdlopenflags(dlflags) 
Example #2
Source File: test_verify1.py    From SwiftKitten with MIT License 6 votes vote down vote up
def test_verify_dlopen_flags():
    if not hasattr(sys, 'setdlopenflags'):
        py.test.skip("requires sys.setdlopenflags()")
    # Careful with RTLD_GLOBAL.  If by chance the FFI is not deleted
    # promptly, like on PyPy, then other tests may see the same
    # exported symbols as well.  So we must not export a simple name
    # like 'foo'!
    old = sys.getdlopenflags()
    try:
        ffi1 = FFI()
        ffi1.cdef("int foo_verify_dlopen_flags_1;")
        sys.setdlopenflags(ffi1.RTLD_GLOBAL | ffi1.RTLD_NOW)
        lib1 = ffi1.verify("int foo_verify_dlopen_flags_1;")
    finally:
        sys.setdlopenflags(old)

    ffi2 = FFI()
    ffi2.cdef("int *getptr(void);")
    lib2 = ffi2.verify("""
        extern int foo_verify_dlopen_flags_1;
        static int *getptr(void) { return &foo_verify_dlopen_flags_1; }
    """)
    p = lib2.getptr()
    assert ffi1.addressof(lib1, 'foo_verify_dlopen_flags_1') == p 
Example #3
Source File: __init__.py    From vnpy_crypto with MIT License 6 votes vote down vote up
def _load_libzmq():
    """load bundled libzmq if there is one"""
    import sys, ctypes, platform, os
    dlopen = hasattr(sys, 'getdlopenflags') # unix-only
    # RTLD flags are added to os in Python 3
    # get values from os because ctypes values are WRONG on pypy
    PYPY = platform.python_implementation().lower() == 'pypy'
    
    if dlopen:
        dlflags = sys.getdlopenflags()
        # set RTLD_GLOBAL, unset RTLD_LOCAL
        flags = ctypes.RTLD_GLOBAL | dlflags
        # ctypes.RTLD_LOCAL is 0 on pypy, which is *wrong*
        flags &= ~ getattr(os, 'RTLD_LOCAL', 4)
        # pypy on darwin needs RTLD_LAZY for some reason
        if PYPY and sys.platform == 'darwin':
            flags |= getattr(os, 'RTLD_LAZY', 1)
            flags &= ~ getattr(os, 'RTLD_NOW', 2)
        sys.setdlopenflags(flags)
    try:
        from . import libzmq
    except ImportError:
        pass
    else:
        # store libzmq as zmq._libzmq for backward-compat
        globals()['_libzmq'] = libzmq
        if PYPY:
            # some versions of pypy (5.3 < ? < 5.8) needs explicit CDLL load for some reason,
            # otherwise symbols won't be globally available
            # do this unconditionally because it should be harmless (?)
            ctypes.CDLL(libzmq.__file__, ctypes.RTLD_GLOBAL)
    finally:
        if dlopen:
            sys.setdlopenflags(dlflags) 
Example #4
Source File: __init__.py    From Carnets with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up
def _load_libzmq():
    """load bundled libzmq if there is one"""
    import sys, ctypes, platform, os
    dlopen = hasattr(sys, 'getdlopenflags') # unix-only
    # RTLD flags are added to os in Python 3
    # get values from os because ctypes values are WRONG on pypy
    PYPY = platform.python_implementation().lower() == 'pypy'
    
    if dlopen:
        dlflags = sys.getdlopenflags()
        # set RTLD_GLOBAL, unset RTLD_LOCAL
        flags = ctypes.RTLD_GLOBAL | dlflags
        # ctypes.RTLD_LOCAL is 0 on pypy, which is *wrong*
        flags &= ~ getattr(os, 'RTLD_LOCAL', 4)
        # pypy on darwin needs RTLD_LAZY for some reason
        if PYPY and sys.platform == 'darwin':
            flags |= getattr(os, 'RTLD_LAZY', 1)
            flags &= ~ getattr(os, 'RTLD_NOW', 2)
        sys.setdlopenflags(flags)
    try:
        from . import libzmq
    except ImportError:
        pass
    else:
        # store libzmq as zmq._libzmq for backward-compat
        globals()['_libzmq'] = libzmq
        if PYPY:
            # some versions of pypy (5.3 < ? < 5.8) needs explicit CDLL load for some reason,
            # otherwise symbols won't be globally available
            # do this unconditionally because it should be harmless (?)
            ctypes.CDLL(libzmq.__file__, ctypes.RTLD_GLOBAL)
    finally:
        if dlopen:
            sys.setdlopenflags(dlflags) 
Example #5
Source File: setuptools_build_ext.py    From CTFCrackTools-V2 with GNU General Public License v3.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #6
Source File: test_sys.py    From BinderFilter with MIT License 5 votes vote down vote up
def test_dlopenflags(self):
        if hasattr(sys, "setdlopenflags"):
            self.assertTrue(hasattr(sys, "getdlopenflags"))
            self.assertRaises(TypeError, sys.getdlopenflags, 42)
            oldflags = sys.getdlopenflags()
            self.assertRaises(TypeError, sys.setdlopenflags)
            sys.setdlopenflags(oldflags+1)
            self.assertEqual(sys.getdlopenflags(), oldflags+1)
            sys.setdlopenflags(oldflags) 
Example #7
Source File: setuptools_build_ext.py    From CTFCrackTools with GNU General Public License v3.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #8
Source File: setuptools_build_ext.py    From Computable with MIT License 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #9
Source File: test_sys.py    From CTFCrackTools with GNU General Public License v3.0 5 votes vote down vote up
def test_dlopenflags(self):
        if hasattr(sys, "setdlopenflags"):
            self.assert_(hasattr(sys, "getdlopenflags"))
            self.assertRaises(TypeError, sys.getdlopenflags, 42)
            oldflags = sys.getdlopenflags()
            self.assertRaises(TypeError, sys.setdlopenflags)
            sys.setdlopenflags(oldflags+1)
            self.assertEqual(sys.getdlopenflags(), oldflags+1)
            sys.setdlopenflags(oldflags) 
Example #10
Source File: test_sys.py    From ironpython2 with Apache License 2.0 5 votes vote down vote up
def test_dlopenflags(self):
        self.assertTrue(hasattr(sys, "getdlopenflags"))
        self.assertRaises(TypeError, sys.getdlopenflags, 42)
        oldflags = sys.getdlopenflags()
        self.assertRaises(TypeError, sys.setdlopenflags)
        sys.setdlopenflags(oldflags+1)
        self.assertEqual(sys.getdlopenflags(), oldflags+1)
        sys.setdlopenflags(oldflags) 
Example #11
Source File: setuptools_build_ext.py    From ironpython2 with Apache License 2.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #12
Source File: build_ext.py    From Flask with Apache License 2.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #13
Source File: build_ext.py    From pledgeservice with Apache License 2.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write(
                '\n'.join([
                    "def __bootstrap__():",
                    "   global __bootstrap__, __file__, __loader__",
                    "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                    "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                        % os.path.basename(ext._file_name),
                    "   del __bootstrap__",
                    "   if '__loader__' in globals():",
                    "       del __loader__",
                    if_dl("   old_flags = sys.getdlopenflags()"),
                    "   old_dir = os.getcwd()",
                    "   try:",
                    "     os.chdir(os.path.dirname(__file__))",
                    if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                    "     imp.load_dynamic(__name__,__file__)",
                    "   finally:",
                    if_dl("     sys.setdlopenflags(old_flags)"),
                    "     os.chdir(old_dir)",
                    "__bootstrap__()",
                    "" # terminal \n
                ])
            )
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #14
Source File: build_ext.py    From Flask with Apache License 2.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #15
Source File: test_sys.py    From gcblue with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up
def test_dlopenflags(self):
        self.assertTrue(hasattr(sys, "getdlopenflags"))
        self.assertRaises(TypeError, sys.getdlopenflags, 42)
        oldflags = sys.getdlopenflags()
        self.assertRaises(TypeError, sys.setdlopenflags)
        sys.setdlopenflags(oldflags+1)
        self.assertEqual(sys.getdlopenflags(), oldflags+1)
        sys.setdlopenflags(oldflags) 
Example #16
Source File: setuptools_build_ext.py    From CTFCrackTools with GNU General Public License v3.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #17
Source File: setuptools_build_ext.py    From datafari with Apache License 2.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #18
Source File: test_sys.py    From oss-ftp with MIT License 5 votes vote down vote up
def test_dlopenflags(self):
        self.assertTrue(hasattr(sys, "getdlopenflags"))
        self.assertRaises(TypeError, sys.getdlopenflags, 42)
        oldflags = sys.getdlopenflags()
        self.assertRaises(TypeError, sys.setdlopenflags)
        sys.setdlopenflags(oldflags+1)
        self.assertEqual(sys.getdlopenflags(), oldflags+1)
        sys.setdlopenflags(oldflags) 
Example #19
Source File: test_sys.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up
def test_dlopenflags(self):
        self.assertTrue(hasattr(sys, "getdlopenflags"))
        self.assertRaises(TypeError, sys.getdlopenflags, 42)
        oldflags = sys.getdlopenflags()
        self.assertRaises(TypeError, sys.setdlopenflags)
        sys.setdlopenflags(oldflags+1)
        self.assertEqual(sys.getdlopenflags(), oldflags+1)
        sys.setdlopenflags(oldflags) 
Example #20
Source File: test_sys.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up
def test_dlopenflags(self):
        self.assertTrue(hasattr(sys, "getdlopenflags"))
        self.assertRaises(TypeError, sys.getdlopenflags, 42)
        oldflags = sys.getdlopenflags()
        self.assertRaises(TypeError, sys.setdlopenflags)
        sys.setdlopenflags(oldflags+1)
        self.assertEqual(sys.getdlopenflags(), oldflags+1)
        sys.setdlopenflags(oldflags) 
Example #21
Source File: test_sys.py    From medicare-demo with Apache License 2.0 5 votes vote down vote up
def test_dlopenflags(self):
        if hasattr(sys, "setdlopenflags"):
            self.assert_(hasattr(sys, "getdlopenflags"))
            self.assertRaises(TypeError, sys.getdlopenflags, 42)
            oldflags = sys.getdlopenflags()
            self.assertRaises(TypeError, sys.setdlopenflags)
            sys.setdlopenflags(oldflags+1)
            self.assertEqual(sys.getdlopenflags(), oldflags+1)
            sys.setdlopenflags(oldflags) 
Example #22
Source File: test_sys.py    From CTFCrackTools-V2 with GNU General Public License v3.0 5 votes vote down vote up
def test_dlopenflags(self):
        if hasattr(sys, "setdlopenflags"):
            self.assert_(hasattr(sys, "getdlopenflags"))
            self.assertRaises(TypeError, sys.getdlopenflags, 42)
            oldflags = sys.getdlopenflags()
            self.assertRaises(TypeError, sys.setdlopenflags)
            sys.setdlopenflags(oldflags+1)
            self.assertEqual(sys.getdlopenflags(), oldflags+1)
            sys.setdlopenflags(oldflags) 
Example #23
Source File: setuptools_build_ext.py    From CTFCrackTools-V2 with GNU General Public License v3.0 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #24
Source File: test_sys.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up
def test_dlopenflags(self):
        self.assertTrue(hasattr(sys, "getdlopenflags"))
        self.assertRaises(TypeError, sys.getdlopenflags, 42)
        oldflags = sys.getdlopenflags()
        self.assertRaises(TypeError, sys.setdlopenflags)
        sys.setdlopenflags(oldflags+1)
        self.assertEqual(sys.getdlopenflags(), oldflags+1)
        sys.setdlopenflags(oldflags) 
Example #25
Source File: setuptools_build_ext.py    From oss-ftp with MIT License 5 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s",ext._full_name, output_dir)
        stub_file = os.path.join(output_dir, *ext._full_name.split('.'))+'.py'
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file+" already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file,'w')
            f.write('\n'.join([
                "def __bootstrap__():",
                "   global __bootstrap__, __file__, __loader__",
                "   import sys, os, pkg_resources, imp"+if_dl(", dl"),
                "   __file__ = pkg_resources.resource_filename(__name__,%r)"
                   % os.path.basename(ext._file_name),
                "   del __bootstrap__",
                "   if '__loader__' in globals():",
                "       del __loader__",
                if_dl("   old_flags = sys.getdlopenflags()"),
                "   old_dir = os.getcwd()",
                "   try:",
                "     os.chdir(os.path.dirname(__file__))",
                if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                "     imp.load_dynamic(__name__,__file__)",
                "   finally:",
                if_dl("     sys.setdlopenflags(old_flags)"),
                "     os.chdir(old_dir)",
                "__bootstrap__()",
                "" # terminal \n
            ]))
            f.close()
        if compile:
            from distutils.util import byte_compile
            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #26
Source File: build_ext.py    From setuptools with MIT License 4 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s", ext._full_name,
                 output_dir)
        stub_file = (os.path.join(output_dir, *ext._full_name.split('.')) +
                     '.py')
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file + " already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file, 'w')
            f.write(
                '\n'.join([
                    "def __bootstrap__():",
                    "   global __bootstrap__, __file__, __loader__",
                    "   import sys, os, pkg_resources" + if_dl(", dl"),
                    "   from importlib.machinery import ExtensionFileLoader",
                    "   __file__ = pkg_resources.resource_filename"
                    "(__name__,%r)"
                    % os.path.basename(ext._file_name),
                    "   del __bootstrap__",
                    "   if '__loader__' in globals():",
                    "       del __loader__",
                    if_dl("   old_flags = sys.getdlopenflags()"),
                    "   old_dir = os.getcwd()",
                    "   try:",
                    "     os.chdir(os.path.dirname(__file__))",
                    if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                    "     ExtensionFileLoader(__name__,",
                    "                         __file__).exec_module()",
                    "   finally:",
                    if_dl("     sys.setdlopenflags(old_flags)"),
                    "     os.chdir(old_dir)",
                    "__bootstrap__()",
                    ""  # terminal \n
                ])
            )
            f.close()
        if compile:
            from distutils.util import byte_compile

            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #27
Source File: build_ext.py    From datafari with Apache License 2.0 4 votes vote down vote up
def write_stub(self, output_dir, ext, compile=False):
        log.info("writing stub loader for %s to %s", ext._full_name,
                 output_dir)
        stub_file = (os.path.join(output_dir, *ext._full_name.split('.')) +
                     '.py')
        if compile and os.path.exists(stub_file):
            raise DistutilsError(stub_file + " already exists! Please delete.")
        if not self.dry_run:
            f = open(stub_file, 'w')
            f.write(
                '\n'.join([
                    "def __bootstrap__():",
                    "   global __bootstrap__, __file__, __loader__",
                    "   import sys, os, pkg_resources, imp" + if_dl(", dl"),
                    "   __file__ = pkg_resources.resource_filename"
                    "(__name__,%r)"
                    % os.path.basename(ext._file_name),
                    "   del __bootstrap__",
                    "   if '__loader__' in globals():",
                    "       del __loader__",
                    if_dl("   old_flags = sys.getdlopenflags()"),
                    "   old_dir = os.getcwd()",
                    "   try:",
                    "     os.chdir(os.path.dirname(__file__))",
                    if_dl("     sys.setdlopenflags(dl.RTLD_NOW)"),
                    "     imp.load_dynamic(__name__,__file__)",
                    "   finally:",
                    if_dl("     sys.setdlopenflags(old_flags)"),
                    "     os.chdir(old_dir)",
                    "__bootstrap__()",
                    ""  # terminal \n
                ])
            )
            f.close()
        if compile:
            from distutils.util import byte_compile

            byte_compile([stub_file], optimize=0,
                         force=True, dry_run=self.dry_run)
            optimize = self.get_finalized_command('install_lib').optimize
            if optimize > 0:
                byte_compile([stub_file], optimize=optimize,
                             force=True, dry_run=self.dry_run)
            if os.path.exists(stub_file) and not self.dry_run:
                os.unlink(stub_file) 
Example #28
Source File: vengine_cpy.py    From quickstart-redhat-openshift with Apache License 2.0 4 votes vote down vote up
def load_library(self, flags=None):
        # XXX review all usages of 'self' here!
        # import it as a new extension module
        imp.acquire_lock()
        try:
            if hasattr(sys, "getdlopenflags"):
                previous_flags = sys.getdlopenflags()
            try:
                if hasattr(sys, "setdlopenflags") and flags is not None:
                    sys.setdlopenflags(flags)
                module = imp.load_dynamic(self.verifier.get_module_name(),
                                          self.verifier.modulefilename)
            except ImportError as e:
                error = "importing %r: %s" % (self.verifier.modulefilename, e)
                raise VerificationError(error)
            finally:
                if hasattr(sys, "setdlopenflags"):
                    sys.setdlopenflags(previous_flags)
        finally:
            imp.release_lock()
        #
        # call loading_cpy_struct() to get the struct layout inferred by
        # the C compiler
        self._load(module, 'loading')
        #
        # the C code will need the <ctype> objects.  Collect them in
        # order in a list.
        revmapping = dict([(value, key)
                           for (key, value) in self._typesdict.items()])
        lst = [revmapping[i] for i in range(len(revmapping))]
        lst = list(map(self.ffi._get_cached_btype, lst))
        #
        # build the FFILibrary class and instance and call _cffi_setup().
        # this will set up some fields like '_cffi_types', and only then
        # it will invoke the chained list of functions that will really
        # build (notably) the constant objects, as <cdata> if they are
        # pointers, and store them as attributes on the 'library' object.
        class FFILibrary(object):
            _cffi_python_module = module
            _cffi_ffi = self.ffi
            _cffi_dir = []
            def __dir__(self):
                return FFILibrary._cffi_dir + list(self.__dict__)
        library = FFILibrary()
        if module._cffi_setup(lst, VerificationError, library):
            import warnings
            warnings.warn("reimporting %r might overwrite older definitions"
                          % (self.verifier.get_module_name()))
        #
        # finally, call the loaded_cpy_xxx() functions.  This will perform
        # the final adjustments, like copying the Python->C wrapper
        # functions from the module to the 'library' object, and setting
        # up the FFILibrary class with properties for the global C variables.
        self._load(module, 'loaded', library=library)
        module._cffi_original_ffi = self.ffi
        module._cffi_types_of_builtin_funcs = self._types_of_builtin_functions
        return library 
Example #29
Source File: vengine_cpy.py    From quickstart-git2s3 with Apache License 2.0 4 votes vote down vote up
def load_library(self, flags=None):
        # XXX review all usages of 'self' here!
        # import it as a new extension module
        imp.acquire_lock()
        try:
            if hasattr(sys, "getdlopenflags"):
                previous_flags = sys.getdlopenflags()
            try:
                if hasattr(sys, "setdlopenflags") and flags is not None:
                    sys.setdlopenflags(flags)
                module = imp.load_dynamic(self.verifier.get_module_name(),
                                          self.verifier.modulefilename)
            except ImportError as e:
                error = "importing %r: %s" % (self.verifier.modulefilename, e)
                raise VerificationError(error)
            finally:
                if hasattr(sys, "setdlopenflags"):
                    sys.setdlopenflags(previous_flags)
        finally:
            imp.release_lock()
        #
        # call loading_cpy_struct() to get the struct layout inferred by
        # the C compiler
        self._load(module, 'loading')
        #
        # the C code will need the <ctype> objects.  Collect them in
        # order in a list.
        revmapping = dict([(value, key)
                           for (key, value) in self._typesdict.items()])
        lst = [revmapping[i] for i in range(len(revmapping))]
        lst = list(map(self.ffi._get_cached_btype, lst))
        #
        # build the FFILibrary class and instance and call _cffi_setup().
        # this will set up some fields like '_cffi_types', and only then
        # it will invoke the chained list of functions that will really
        # build (notably) the constant objects, as <cdata> if they are
        # pointers, and store them as attributes on the 'library' object.
        class FFILibrary(object):
            _cffi_python_module = module
            _cffi_ffi = self.ffi
            _cffi_dir = []
            def __dir__(self):
                return FFILibrary._cffi_dir + list(self.__dict__)
        library = FFILibrary()
        if module._cffi_setup(lst, VerificationError, library):
            import warnings
            warnings.warn("reimporting %r might overwrite older definitions"
                          % (self.verifier.get_module_name()))
        #
        # finally, call the loaded_cpy_xxx() functions.  This will perform
        # the final adjustments, like copying the Python->C wrapper
        # functions from the module to the 'library' object, and setting
        # up the FFILibrary class with properties for the global C variables.
        self._load(module, 'loaded', library=library)
        module._cffi_original_ffi = self.ffi
        module._cffi_types_of_builtin_funcs = self._types_of_builtin_functions
        return library 
Example #30
Source File: vengine_cpy.py    From quickstart-git2s3 with Apache License 2.0 4 votes vote down vote up
def load_library(self, flags=None):
        # XXX review all usages of 'self' here!
        # import it as a new extension module
        imp.acquire_lock()
        try:
            if hasattr(sys, "getdlopenflags"):
                previous_flags = sys.getdlopenflags()
            try:
                if hasattr(sys, "setdlopenflags") and flags is not None:
                    sys.setdlopenflags(flags)
                module = imp.load_dynamic(self.verifier.get_module_name(),
                                          self.verifier.modulefilename)
            except ImportError as e:
                error = "importing %r: %s" % (self.verifier.modulefilename, e)
                raise VerificationError(error)
            finally:
                if hasattr(sys, "setdlopenflags"):
                    sys.setdlopenflags(previous_flags)
        finally:
            imp.release_lock()
        #
        # call loading_cpy_struct() to get the struct layout inferred by
        # the C compiler
        self._load(module, 'loading')
        #
        # the C code will need the <ctype> objects.  Collect them in
        # order in a list.
        revmapping = dict([(value, key)
                           for (key, value) in self._typesdict.items()])
        lst = [revmapping[i] for i in range(len(revmapping))]
        lst = list(map(self.ffi._get_cached_btype, lst))
        #
        # build the FFILibrary class and instance and call _cffi_setup().
        # this will set up some fields like '_cffi_types', and only then
        # it will invoke the chained list of functions that will really
        # build (notably) the constant objects, as <cdata> if they are
        # pointers, and store them as attributes on the 'library' object.
        class FFILibrary(object):
            _cffi_python_module = module
            _cffi_ffi = self.ffi
            _cffi_dir = []
            def __dir__(self):
                return FFILibrary._cffi_dir + list(self.__dict__)
        library = FFILibrary()
        if module._cffi_setup(lst, VerificationError, library):
            import warnings
            warnings.warn("reimporting %r might overwrite older definitions"
                          % (self.verifier.get_module_name()))
        #
        # finally, call the loaded_cpy_xxx() functions.  This will perform
        # the final adjustments, like copying the Python->C wrapper
        # functions from the module to the 'library' object, and setting
        # up the FFILibrary class with properties for the global C variables.
        self._load(module, 'loaded', library=library)
        module._cffi_original_ffi = self.ffi
        module._cffi_types_of_builtin_funcs = self._types_of_builtin_functions
        return library