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# Subclasses disutils.command.build_ext,
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# replacing it with a Pyrex version that compiles pyx->c
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# before calling the original build_ext command.
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# July 2002, Graham Fawcett
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# Modified by Darrell Gallion <dgallion1@yahoo.com>
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# to allow inclusion of .c files along with .pyx files.
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# Pyrex is (c) Greg Ewing.
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import distutils.command.build_ext
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#import Pyrex.Compiler.Main
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from Pyrex.Compiler.Main import CompilationOptions, default_options, compile
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from Pyrex.Compiler.Errors import PyrexError
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from distutils.dep_util import newer
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def replace_suffix(path, new_suffix):
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return os.path.splitext(path)[0] + new_suffix
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class build_ext (distutils.command.build_ext.build_ext):
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description = "compile Pyrex scripts, then build C/C++ extensions (compile/link to build directory)"
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def finalize_options (self):
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distutils.command.build_ext.build_ext.finalize_options(self)
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# The following hack should no longer be needed.
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# compiling with mingw32 gets an "initializer not a constant" error
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# doesn't appear to happen with MSVC!
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# so if we are compiling with mingw32,
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# switch to C++ mode, to avoid the problem
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if self.compiler == 'mingw32':
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def swig_sources (self, sources, extension = None):
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if not self.extensions:
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# collect the names of the source (.pyx) files
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pyx_sources = [source for source in sources if source.endswith('.pyx')]
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other_sources = [source for source in sources if not source.endswith('.pyx')]
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#suffix = self.swig_cpp and '.cpp' or '.c'
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for pyx in pyx_sources:
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# should I raise an exception if it doesn't exist?
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if os.path.exists(pyx):
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target = replace_suffix(source, suffix)
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if newer(source, target) or self.force:
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self.pyrex_compile(source)
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return [replace_suffix(src, suffix) for src in pyx_sources] + other_sources
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def pyrex_compile(self, source):
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options = CompilationOptions(default_options,
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include_path = self.include_dirs)
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result = compile(source, options)
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if result.num_errors <> 0:
added
removed
Pyrex/DistutilsOld/build_ext.py
