[GRASS-SVN] r43171 - grass/trunk/lib/python/ctypes/ctypesgencore
svn_grass at osgeo.org
svn_grass at osgeo.org
Fri Aug 20 18:57:48 EDT 2010
Author: glynn
Date: 2010-08-20 22:57:47 +0000 (Fri, 20 Aug 2010)
New Revision: 43171
Removed:
grass/trunk/lib/python/ctypes/ctypesgencore/old libraryloader.py
Log:
Remove unused file
Deleted: grass/trunk/lib/python/ctypes/ctypesgencore/old libraryloader.py
===================================================================
--- grass/trunk/lib/python/ctypes/ctypesgencore/old libraryloader.py 2010-08-20 22:32:09 UTC (rev 43170)
+++ grass/trunk/lib/python/ctypes/ctypesgencore/old libraryloader.py 2010-08-20 22:57:47 UTC (rev 43171)
@@ -1,312 +0,0 @@
-# ----------------------------------------------------------------------------
-# Copyright (c) 2008 David James
-# Copyright (c) 2006-2008 Alex Holkner
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-#
-# * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-# * Redistributions in binary form must reproduce the above copyright
-# notice, this list of conditions and the following disclaimer in
-# the documentation and/or other materials provided with the
-# distribution.
-# * Neither the name of pyglet nor the names of its
-# contributors may be used to endorse or promote products
-# derived from this software without specific prior written
-# permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
-# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
-# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
-# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
-# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
-# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-# POSSIBILITY OF SUCH DAMAGE.
-# ----------------------------------------------------------------------------
-
-import os
-import re
-import sys
-
-import ctypes
-import ctypes.util
-
-
-_debug_lib = False
-_debug_trace = False
-
-class _TraceFunction(object):
- def __init__(self, func):
- self.__dict__['_func'] = func
-
- def __str__(self):
- return self._func.__name__
-
- def __call__(self, *args, **kwargs):
- return self._func(*args, **kwargs)
-
- def __getattr__(self, name):
- return getattr(self._func, name)
-
- def __setattr__(self, name, value):
- setattr(self._func, name, value)
-
-class _TraceLibrary(object):
- def __init__(self, library):
- self._library = library
- print library
-
- def __getattr__(self, name):
- func = getattr(self._library, name)
- f = _TraceFunction(func)
- return f
-
-class _WindowsLibrary(object):
- def __init__(self, path):
- self._libraries = [
- ctypes.cdll.LoadLibrary(path),
- ctypes.windll.LoadLibrary(path)
- ]
-
- def __getattr__(self, name):
- for i in range(len(self._libraries)):
- try:
- func = getattr(self._libraries[i], name)
- f = _TraceFunction(func)
- return f
- except AttributeError:
- if i > 0:
- raise
-
-
-
-class LibraryLoader(object):
- def load_library(self, *names, **kwargs):
- '''Find and load a library.
-
- More than one name can be specified, they will be tried in order.
- Platform-specific library names (given as kwargs) are tried first.
-
- Raises ImportError if library is not found.
- '''
-
- if 'framework' in kwargs and self.platform == 'darwin':
- return self.load_framework(kwargs['framework'])
-
- platform_names = kwargs.get(self.platform, [])
- if type(platform_names) in (str, unicode):
- platform_names = [platform_names]
- elif type(platform_names) is tuple:
- platform_names = list(platform_names)
-
- if self.platform == 'linux2':
- platform_names.extend(['lib%s.so' % n for n in names])
- elif self.platform == 'win32':
- platform_names.extend(['%s.dll' % n for n in names])
- platform_names.extend(['lib%s.dll' % n for n in names])
- elif self.platform == 'darwin':
- platform_names.extend(['%s.dylib' % n for n in names])
- platform_names.extend(['lib%s.dylib' % n for n in names])
-
- platform_names.extend(names)
- for name in platform_names:
- path = self.find_library(name)
- if path:
- try:
- if self.platform == 'win32':
- lib = _WindowsLibrary(path)
- else:
- lib = ctypes.cdll.LoadLibrary(path)
- if _debug_lib:
- print path
- if _debug_trace:
- lib = _TraceLibrary(lib)
- return lib
- except OSError,e:
- pass
- raise ImportError('Library "%s" not found.' % names[0])
-
- find_library = lambda self, name: ctypes.util.find_library(name)
-
- platform = sys.platform
- if platform == 'cygwin':
- platform = 'win32'
-
- def load_framework(self, path):
- raise RuntimeError("Can't load framework on this platform.")
-
-class MachOLibraryLoader(LibraryLoader):
- def __init__(self):
- if 'LD_LIBRARY_PATH' in os.environ:
- self.ld_library_path = os.environ['LD_LIBRARY_PATH'].split(':')
- else:
- self.ld_library_path = []
-
- if 'DYLD_LIBRARY_PATH' in os.environ:
- self.dyld_library_path = os.environ['DYLD_LIBRARY_PATH'].split(':')
- else:
- self.dyld_library_path = []
-
- if 'DYLD_FALLBACK_LIBRARY_PATH' in os.environ:
- self.dyld_fallback_library_path = \
- os.environ['DYLD_FALLBACK_LIBRARY_PATH'].split(':')
- else:
- self.dyld_fallback_library_path = [
- os.path.expanduser('~/lib'),
- '/usr/local/lib',
- '/usr/lib']
-
- def find_library(self, path):
- '''Implements the dylib search as specified in Apple documentation:
-
- http://developer.apple.com/documentation/DeveloperTools/Conceptual/DynamicLibraries/Articles/DynamicLibraryUsageGuidelines.html
-
- Before commencing the standard search, the method first checks
- the bundle's ``Frameworks`` directory if the application is running
- within a bundle (OS X .app).
- '''
-
- libname = os.path.basename(path)
- search_path = []
-
- if hasattr(sys, 'frozen') and sys.frozen == 'macosx_app':
- search_path.append(os.path.join(
- os.environ['RESOURCEPATH'],
- '..',
- 'Frameworks',
- libname))
-
- if '/' in path:
- search_path.extend(
- [os.path.join(p, libname) \
- for p in self.dyld_library_path])
- search_path.append(path)
- search_path.extend(
- [os.path.join(p, libname) \
- for p in self.dyld_fallback_library_path])
- else:
- search_path.extend(
- [os.path.join(p, libname) \
- for p in self.ld_library_path])
- search_path.extend(
- [os.path.join(p, libname) \
- for p in self.dyld_library_path])
- search_path.append(path)
- search_path.extend(
- [os.path.join(p, libname) \
- for p in self.dyld_fallback_library_path])
-
- for path in search_path:
- if os.path.exists(path):
- return path
-
- return None
-
- def find_framework(self, path):
- '''Implement runtime framework search as described by:
-
- http://developer.apple.com/documentation/MacOSX/Conceptual/BPFrameworks/Concepts/FrameworkBinding.html
- '''
-
- # e.g. path == '/System/Library/Frameworks/OpenGL.framework'
- # name == 'OpenGL'
- # return '/System/Library/Frameworks/OpenGL.framework/OpenGL'
- name = os.path.splitext(os.path.split(path)[1])[0]
-
- realpath = os.path.join(path, name)
- if os.path.exists(realpath):
- return realpath
-
- for dir in ('/Library/Frameworks',
- '/System/Library/Frameworks'):
- realpath = os.path.join(dir, '%s.framework' % name, name)
- if os.path.exists(realpath):
- return realpath
-
- return None
-
- def load_framework(self, path):
- realpath = self.find_framework(path)
- if realpath:
- lib = ctypes.cdll.LoadLibrary(realpath)
- if _debug_lib:
- print realpath
- if _debug_trace:
- lib = _TraceLibrary(lib)
- return lib
-
- raise ImportError("Can't find framework %s." % path)
-
-class LinuxLibraryLoader(LibraryLoader):
- _ld_so_cache = None
-
- def _create_ld_so_cache(self):
- # Recreate search path followed by ld.so. This is going to be
- # slow to build, and incorrect (ld.so uses ld.so.cache, which may
- # not be up-to-date). Used only as fallback for distros without
- # /sbin/ldconfig.
- #
- # We assume the DT_RPATH and DT_RUNPATH binary sections are omitted.
-
- directories = []
- try:
- directories.extend(os.environ['LD_LIBRARY_PATH'].split(':'))
- except KeyError:
- pass
-
- try:
- directories.extend([dir.strip() for dir in open('/etc/ld.so.conf')])
- except IOError:
- pass
-
- directories.extend(['/lib', '/usr/lib'])
-
- cache = {}
- lib_re = re.compile(r'lib(.*)\.so$')
- for dir in directories:
- try:
- for file in os.listdir(dir):
- if '.so' not in file:
- continue
-
- # Index by filename
- path = os.path.join(dir, file)
- if file not in cache:
- cache[file] = path
-
- # Index by library name
- match = lib_re.match(file)
- if match:
- library = match.group(1)
- if library not in cache:
- cache[library] = path
- except OSError:
- pass
-
- self._ld_so_cache = cache
-
- def find_library(self, path):
- # Implement the ld-linux.so search path as described in
- # the man page.
-
- if self._ld_so_cache is None:
- self._create_ld_so_cache()
-
- return self._ld_so_cache.get(path)
-
-if sys.platform == 'darwin':
- loader = MachOLibraryLoader()
-elif sys.platform == 'linux2':
- loader = LinuxLibraryLoader()
-else:
- loader = LibraryLoader()
-load_library = loader.load_library
-
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