14adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao"""distutils.command.build_ext 24adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 34adfde8bc82dd39f59e0445588c3e599ada477dJosh GaoImplements the Distutils 'build_ext' command, for building extension 44adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaomodules (currently limited to C extensions, should accommodate C++ 54adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaoextensions ASAP).""" 64adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 74adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao# This module should be kept compatible with Python 2.1. 84adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 94adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao__revision__ = "$Id$" 104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaoimport sys, os, string, re 124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom types import * 134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom site import USER_BASE, USER_SITE 144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom distutils.core import Command 154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom distutils.errors import * 164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom distutils.sysconfig import customize_compiler, get_python_version 174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom distutils.dep_util import newer_group 184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom distutils.extension import Extension 194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom distutils.util import get_platform 204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaofrom distutils import log 214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao# GCC(mingw): os.name is "nt" but build system is posix 234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaoif os.name == 'nt' and sys.version.find('GCC') < 0: 244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils.msvccompiler import get_build_version 254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao MSVC_VERSION = int(get_build_version()) 264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao# An extension name is just a dot-separated list of Python NAMEs (ie. 284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao# the same as a fully-qualified module name). 294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaoextension_name_re = re.compile \ 304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (r'^[a-zA-Z_][a-zA-Z_0-9]*(\.[a-zA-Z_][a-zA-Z_0-9]*)*$') 314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaodef show_compilers (): 344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils.ccompiler import show_compilers 354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao show_compilers() 364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gaoclass build_ext (Command): 394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao description = "build C/C++ extensions (compile/link to build directory)" 414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # XXX thoughts on how to deal with complex command-line options like 434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # these, i.e. how to make it so fancy_getopt can suck them off the 444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # command line and make it look like setup.py defined the appropriate 454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # lists of tuples of what-have-you. 464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # - each command needs a callback to process its command-line options 474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # - Command.__init__() needs access to its share of the whole 484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # command line (must ultimately come from 494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Distribution.parse_command_line()) 504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # - it then calls the current command class' option-parsing 514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # callback to deal with weird options like -D, which have to 524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # parse the option text and churn out some custom data 534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # structure 544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # - that data structure (in this case, a list of 2-tuples) 554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # will then be present in the command object by the time 564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # we get to finalize_options() (i.e. the constructor 574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # takes care of both command-line and client options 584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # in between initialize_options() and finalize_options()) 594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao sep_by = " (separated by '%s')" % os.pathsep 614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao user_options = [ 624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('build-lib=', 'b', 634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "directory for compiled extension modules"), 644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('build-temp=', 't', 654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "directory for temporary files (build by-products)"), 664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('plat-name=', 'p', 674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "platform name to cross-compile for, if supported " 684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "(default: %s)" % get_platform()), 694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('inplace', 'i', 704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "ignore build-lib and put compiled extensions into the source " + 714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "directory alongside your pure Python modules"), 724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('include-dirs=', 'I', 734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "list of directories to search for header files" + sep_by), 744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('define=', 'D', 754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "C preprocessor macros to define"), 764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('undef=', 'U', 774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "C preprocessor macros to undefine"), 784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('libraries=', 'l', 794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "external C libraries to link with"), 804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('library-dirs=', 'L', 814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "directories to search for external C libraries" + sep_by), 824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('rpath=', 'R', 834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "directories to search for shared C libraries at runtime"), 844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('link-objects=', 'O', 854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "extra explicit link objects to include in the link"), 864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('debug', 'g', 874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "compile/link with debugging information"), 884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('force', 'f', 894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "forcibly build everything (ignore file timestamps)"), 904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('compiler=', 'c', 914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "specify the compiler type"), 924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('swig-cpp', None, 934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "make SWIG create C++ files (default is C)"), 944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('swig-opts=', None, 954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "list of SWIG command line options"), 964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('swig=', None, 974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "path to the SWIG executable"), 984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('user', None, 994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "add user include, library and rpath"), 1004adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ] 1014adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1024adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao boolean_options = ['inplace', 'debug', 'force', 'swig-cpp', 'user'] 1034adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1044adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao help_options = [ 1054adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('help-compiler', None, 1064adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "list available compilers", show_compilers), 1074adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ] 1084adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1094adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def initialize_options (self): 1104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.extensions = None 1114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.build_lib = None 1124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.plat_name = None 1134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.build_temp = None 1144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.inplace = 0 1154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.package = None 1164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.include_dirs = None 1184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.define = None 1194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.undef = None 1204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.libraries = None 1214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs = None 1224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.rpath = None 1234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.link_objects = None 1244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.debug = None 1254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.force = None 1264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler = None 1274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.swig = None 1284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.swig_cpp = None 1294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.swig_opts = None 1304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.user = None 1314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def finalize_options(self): 1334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils import sysconfig 1344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.set_undefined_options('build', 1364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('build_lib', 'build_lib'), 1374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('build_temp', 'build_temp'), 1384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('compiler', 'compiler'), 1394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('debug', 'debug'), 1404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('force', 'force'), 1414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('plat_name', 'plat_name'), 1424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ) 1434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.package is None: 1454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.package = self.distribution.ext_package 1464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.extensions = self.distribution.ext_modules 1484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Make sure Python's include directories (for Python.h, pyconfig.h, 1504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # etc.) are in the include search path. 1514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao py_include = sysconfig.get_python_inc() 1524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao plat_py_include = sysconfig.get_python_inc(plat_specific=1) 1534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.include_dirs is None: 1544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.include_dirs = self.distribution.include_dirs or [] 1554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if isinstance(self.include_dirs, str): 1564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.include_dirs = self.include_dirs.split(os.pathsep) 1574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Put the Python "system" include dir at the end, so that 1594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # any local include dirs take precedence. 1604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.include_dirs.append(py_include) 1614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if plat_py_include != py_include: 1624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.include_dirs.append(plat_py_include) 1634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.ensure_string_list('libraries') 1654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Life is easier if we're not forever checking for None, so 1674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # simplify these options to empty lists if unset 1684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.libraries is None: 1694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.libraries = [] 1704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.library_dirs is None: 1714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs = [] 1724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif type(self.library_dirs) is StringType: 1734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs = string.split(self.library_dirs, os.pathsep) 1744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.rpath is None: 1764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.rpath = [] 1774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif type(self.rpath) is StringType: 1784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.rpath = string.split(self.rpath, os.pathsep) 1794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # for extensions under windows use different directories 1814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # for Release and Debug builds. 1824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # also Python's library directory must be appended to library_dirs 1834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # GCC(mingw): os.name is "nt" but build system is posix 1844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.name == 'nt' and sys.version.find('GCC') < 0: 1854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # the 'libs' directory is for binary installs - we assume that 1864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # must be the *native* platform. But we don't really support 1874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # cross-compiling via a binary install anyway, so we let it go. 1884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(os.path.join(sys.exec_prefix, 'libs')) 1894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.debug: 1904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.build_temp = os.path.join(self.build_temp, "Debug") 1914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 1924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.build_temp = os.path.join(self.build_temp, "Release") 1934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 1944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Append the source distribution include and library directories, 1954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # this allows distutils on windows to work in the source tree 1964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.include_dirs.append(os.path.join(sys.exec_prefix, 'PC')) 1974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if MSVC_VERSION == 9: 1984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Use the .lib files for the correct architecture 1994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.plat_name == 'win32': 2004adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao suffix = '' 2014adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 2024adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # win-amd64 or win-ia64 2034adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao suffix = self.plat_name[4:] 2044adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao new_lib = os.path.join(sys.exec_prefix, 'PCbuild') 2054adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if suffix: 2064adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao new_lib = os.path.join(new_lib, suffix) 2074adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(new_lib) 2084adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2094adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif MSVC_VERSION == 8: 2104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(os.path.join(sys.exec_prefix, 2114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 'PC', 'VS8.0')) 2124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif MSVC_VERSION == 7: 2134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(os.path.join(sys.exec_prefix, 2144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 'PC', 'VS7.1')) 2154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 2164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(os.path.join(sys.exec_prefix, 2174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 'PC', 'VC6')) 2184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # OS/2 (EMX) doesn't support Debug vs Release builds, but has the 2204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # import libraries in its "Config" subdirectory 2214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.name == 'os2': 2224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(os.path.join(sys.exec_prefix, 'Config')) 2234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # for extensions under Cygwin and AtheOS Python's library directory must be 2254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # appended to library_dirs 2264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if (sys.platform[:6] == 'cygwin' or sys.platform[:6] == 'atheos' 2274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao or (sys.platform == 'win32' and sys.version.find('GCC') >= 0)): 2284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if sys.executable.startswith(os.path.join(sys.exec_prefix, "bin")): 2294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # building third party extensions 2304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(os.path.join(sys.prefix, "lib", 2314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "python" + get_python_version(), 2324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "config")) 2334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 2344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # building python standard extensions 2354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append('.') 2364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # for extensions under Linux or Solaris with a shared Python library, 2384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Python's library directory must be appended to library_dirs 2394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao sysconfig.get_config_var('Py_ENABLE_SHARED') 2404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if ((sys.platform.startswith('linux') or sys.platform.startswith('gnu') 2414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao or sys.platform.startswith('sunos')) 2424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao and sysconfig.get_config_var('Py_ENABLE_SHARED')): 2434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if sys.executable.startswith(os.path.join(sys.exec_prefix, "bin")): 2444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # building third party extensions 2454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(sysconfig.get_config_var('LIBDIR')) 2464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 2474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # building python standard extensions 2484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append('.') 2494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The argument parsing will result in self.define being a string, but 2514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # it has to be a list of 2-tuples. All the preprocessor symbols 2524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # specified by the 'define' option will be set to '1'. Multiple 2534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # symbols can be separated with commas. 2544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.define: 2564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao defines = self.define.split(',') 2574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.define = map(lambda symbol: (symbol, '1'), defines) 2584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The option for macros to undefine is also a string from the 2604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # option parsing, but has to be a list. Multiple symbols can also 2614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # be separated with commas here. 2624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.undef: 2634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.undef = self.undef.split(',') 2644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.swig_opts is None: 2664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.swig_opts = [] 2674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 2684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.swig_opts = self.swig_opts.split(' ') 2694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Finally add the user include and library directories if requested 2714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.user: 2724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao user_include = os.path.join(USER_BASE, "include") 2734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao user_lib = os.path.join(USER_BASE, "lib") 2744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.path.isdir(user_include): 2754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.include_dirs.append(user_include) 2764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.path.isdir(user_lib): 2774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(user_lib) 2784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.rpath.append(user_lib) 2794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def run(self): 2814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils.ccompiler import new_compiler 2824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # 'self.extensions', as supplied by setup.py, is a list of 2844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Extension instances. See the documentation for Extension (in 2854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # distutils.extension) for details. 2864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # 2874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # For backwards compatibility with Distutils 0.8.2 and earlier, we 2884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # also allow the 'extensions' list to be a list of tuples: 2894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # (ext_name, build_info) 2904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # where build_info is a dictionary containing everything that 2914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Extension instances do except the name, with a few things being 2924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # differently named. We convert these 2-tuples to Extension 2934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # instances as needed. 2944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not self.extensions: 2964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return 2974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 2984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # If we were asked to build any C/C++ libraries, make sure that the 2994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # directory where we put them is in the library search path for 3004adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # linking extensions. 3014adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.distribution.has_c_libraries(): 3024adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao build_clib = self.get_finalized_command('build_clib') 3034adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.libraries.extend(build_clib.get_library_names() or []) 3044adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.library_dirs.append(build_clib.build_clib) 3054adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3064adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Setup the CCompiler object that we'll use to do all the 3074adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # compiling and linking 3084adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler = new_compiler(compiler=self.compiler, 3094adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao verbose=self.verbose, 3104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao dry_run=self.dry_run, 3114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao force=self.force) 3124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao customize_compiler(self.compiler) 3134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # If we are cross-compiling, init the compiler now (if we are not 3144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # cross-compiling, init would not hurt, but people may rely on 3154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # late initialization of compiler even if they shouldn't...) 3164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.name == 'nt' and self.plat_name != get_platform(): 3174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.initialize(self.plat_name) 3184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # And make sure that any compile/link-related options (which might 3204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # come from the command-line or from the setup script) are set in 3214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # that CCompiler object -- that way, they automatically apply to 3224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # all compiling and linking done here. 3234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.include_dirs is not None: 3244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.set_include_dirs(self.include_dirs) 3254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.define is not None: 3264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # 'define' option is a list of (name,value) tuples 3274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for (name, value) in self.define: 3284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.define_macro(name, value) 3294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.undef is not None: 3304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for macro in self.undef: 3314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.undefine_macro(macro) 3324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.libraries is not None: 3334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.set_libraries(self.libraries) 3344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.library_dirs is not None: 3354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.set_library_dirs(self.library_dirs) 3364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.rpath is not None: 3374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.set_runtime_library_dirs(self.rpath) 3384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.link_objects is not None: 3394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.set_link_objects(self.link_objects) 3404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Now actually compile and link everything. 3424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.build_extensions() 3434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def check_extensions_list(self, extensions): 3454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """Ensure that the list of extensions (presumably provided as a 3464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao command option 'extensions') is valid, i.e. it is a list of 3474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao Extension objects. We also support the old-style list of 2-tuples, 3484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao where the tuples are (ext_name, build_info), which are converted to 3494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao Extension instances here. 3504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao Raise DistutilsSetupError if the structure is invalid anywhere; 3524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao just returns otherwise. 3534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """ 3544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not isinstance(extensions, list): 3554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao raise DistutilsSetupError, \ 3564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "'ext_modules' option must be a list of Extension instances" 3574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for i, ext in enumerate(extensions): 3594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if isinstance(ext, Extension): 3604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao continue # OK! (assume type-checking done 3614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # by Extension constructor) 3624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not isinstance(ext, tuple) or len(ext) != 2: 3644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao raise DistutilsSetupError, \ 3654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ("each element of 'ext_modules' option must be an " 3664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "Extension instance or 2-tuple") 3674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext_name, build_info = ext 3694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao log.warn(("old-style (ext_name, build_info) tuple found in " 3714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "ext_modules for extension '%s'" 3724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "-- please convert to Extension instance" % ext_name)) 3734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not (isinstance(ext_name, str) and 3754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extension_name_re.match(ext_name)): 3764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao raise DistutilsSetupError, \ 3774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ("first element of each tuple in 'ext_modules' " 3784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "must be the extension name (a string)") 3794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not isinstance(build_info, dict): 3814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao raise DistutilsSetupError, \ 3824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ("second element of each tuple in 'ext_modules' " 3834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "must be a dictionary (build info)") 3844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # OK, the (ext_name, build_info) dict is type-safe: convert it 3864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # to an Extension instance. 3874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext = Extension(ext_name, build_info['sources']) 3884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Easy stuff: one-to-one mapping from dict elements to 3904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # instance attributes. 3914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for key in ('include_dirs', 'library_dirs', 'libraries', 3924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 'extra_objects', 'extra_compile_args', 3934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 'extra_link_args'): 3944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao val = build_info.get(key) 3954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if val is not None: 3964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao setattr(ext, key, val) 3974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 3984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Medium-easy stuff: same syntax/semantics, different names. 3994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext.runtime_library_dirs = build_info.get('rpath') 4004adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if 'def_file' in build_info: 4014adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao log.warn("'def_file' element of build info dict " 4024adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "no longer supported") 4034adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4044adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Non-trivial stuff: 'macros' split into 'define_macros' 4054adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # and 'undef_macros'. 4064adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao macros = build_info.get('macros') 4074adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if macros: 4084adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext.define_macros = [] 4094adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext.undef_macros = [] 4104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for macro in macros: 4114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not (isinstance(macro, tuple) and len(macro) in (1, 2)): 4124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao raise DistutilsSetupError, \ 4134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ("'macros' element of build info dict " 4144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "must be 1- or 2-tuple") 4154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if len(macro) == 1: 4164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext.undef_macros.append(macro[0]) 4174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif len(macro) == 2: 4184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext.define_macros.append(macro) 4194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extensions[i] = ext 4214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def get_source_files(self): 4234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.check_extensions_list(self.extensions) 4244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao filenames = [] 4254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Wouldn't it be neat if we knew the names of header files too... 4274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for ext in self.extensions: 4284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao filenames.extend(ext.sources) 4294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return filenames 4314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def get_outputs(self): 4334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Sanity check the 'extensions' list -- can't assume this is being 4344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # done in the same run as a 'build_extensions()' call (in fact, we 4354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # can probably assume that it *isn't*!). 4364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.check_extensions_list(self.extensions) 4374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # And build the list of output (built) filenames. Note that this 4394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # ignores the 'inplace' flag, and assumes everything goes in the 4404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # "build" tree. 4414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao outputs = [] 4424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for ext in self.extensions: 4434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao outputs.append(self.get_ext_fullpath(ext.name)) 4444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return outputs 4454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def build_extensions(self): 4474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # First, sanity-check the 'extensions' list 4484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.check_extensions_list(self.extensions) 4494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for ext in self.extensions: 4514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.build_extension(ext) 4524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def build_extension(self, ext): 4544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao sources = ext.sources 4554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if sources is None or type(sources) not in (ListType, TupleType): 4564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao raise DistutilsSetupError, \ 4574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ("in 'ext_modules' option (extension '%s'), " + 4584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "'sources' must be present and must be " + 4594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "a list of source filenames") % ext.name 4604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao sources = list(sources) 4614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext_path = self.get_ext_fullpath(ext.name) 4634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao depends = sources + ext.depends 4644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not (self.force or newer_group(depends, ext_path, 'newer')): 4654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao log.debug("skipping '%s' extension (up-to-date)", ext.name) 4664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return 4674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 4684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao log.info("building '%s' extension", ext.name) 4694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # First, scan the sources for SWIG definition files (.i), run 4714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # SWIG on 'em to create .c files, and modify the sources list 4724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # accordingly. 4734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao sources = self.swig_sources(sources, ext) 4744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Next, compile the source code to object files. 4764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # XXX not honouring 'define_macros' or 'undef_macros' -- the 4784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # CCompiler API needs to change to accommodate this, and I 4794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # want to do one thing at a time! 4804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Two possible sources for extra compiler arguments: 4824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # - 'extra_compile_args' in Extension object 4834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # - CFLAGS environment variable (not particularly 4844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # elegant, but people seem to expect it and I 4854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # guess it's useful) 4864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The environment variable should take precedence, and 4874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # any sensible compiler will give precedence to later 4884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # command line args. Hence we combine them in order: 4894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra_args = ext.extra_compile_args or [] 4904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao macros = ext.define_macros[:] 4924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for undef in ext.undef_macros: 4934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao macros.append((undef,)) 4944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 4954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao objects = self.compiler.compile(sources, 4964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao output_dir=self.build_temp, 4974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao macros=macros, 4984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao include_dirs=ext.include_dirs, 4994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao debug=self.debug, 5004adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra_postargs=extra_args, 5014adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao depends=ext.depends) 5024adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5034adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # XXX -- this is a Vile HACK! 5044adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # 5054adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The setup.py script for Python on Unix needs to be able to 5064adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # get this list so it can perform all the clean up needed to 5074adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # avoid keeping object files around when cleaning out a failed 5084adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # build of an extension module. Since Distutils does not 5094adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # track dependencies, we have to get rid of intermediates to 5104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # ensure all the intermediates will be properly re-built. 5114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # 5124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self._built_objects = objects[:] 5134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Now link the object files together into a "shared object" -- 5154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # of course, first we have to figure out all the other things 5164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # that go into the mix. 5174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if ext.extra_objects: 5184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao objects.extend(ext.extra_objects) 5194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra_args = ext.extra_link_args or [] 5204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Detect target language, if not provided 5224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao language = ext.language or self.compiler.detect_language(sources) 5234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.compiler.link_shared_object( 5254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao objects, ext_path, 5264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao libraries=self.get_libraries(ext), 5274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao library_dirs=ext.library_dirs, 5284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao runtime_library_dirs=ext.runtime_library_dirs, 5294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra_postargs=extra_args, 5304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao export_symbols=self.get_export_symbols(ext), 5314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao debug=self.debug, 5324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao build_temp=self.build_temp, 5334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao target_lang=language) 5344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def swig_sources (self, sources, extension): 5374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """Walk the list of source files in 'sources', looking for SWIG 5394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao interface (.i) files. Run SWIG on all that are found, and 5404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return a modified 'sources' list with SWIG source files replaced 5414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao by the generated C (or C++) files. 5424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """ 5434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao new_sources = [] 5454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_sources = [] 5464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_targets = {} 5474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # XXX this drops generated C/C++ files into the source tree, which 5494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # is fine for developers who want to distribute the generated 5504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # source -- but there should be an option to put SWIG output in 5514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # the temp dir. 5524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.swig_cpp: 5544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao log.warn("--swig-cpp is deprecated - use --swig-opts=-c++") 5554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.swig_cpp or ('-c++' in self.swig_opts) or \ 5574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ('-c++' in extension.swig_opts): 5584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao target_ext = '.cpp' 5594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 5604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao target_ext = '.c' 5614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for source in sources: 5634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (base, ext) = os.path.splitext(source) 5644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if ext == ".i": # SWIG interface file 5654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao new_sources.append(base + '_wrap' + target_ext) 5664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_sources.append(source) 5674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_targets[source] = new_sources[-1] 5684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 5694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao new_sources.append(source) 5704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not swig_sources: 5724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return new_sources 5734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig = self.swig or self.find_swig() 5754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_cmd = [swig, "-python"] 5764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_cmd.extend(self.swig_opts) 5774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.swig_cpp: 5784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_cmd.append("-c++") 5794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Do not override commandline arguments 5814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not self.swig_opts: 5824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for o in extension.swig_opts: 5834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao swig_cmd.append(o) 5844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for source in swig_sources: 5864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao target = swig_targets[source] 5874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao log.info("swigging %s to %s", source, target) 5884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao self.spawn(swig_cmd + ["-o", target, source]) 5894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return new_sources 5914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # swig_sources () 5934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 5944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def find_swig (self): 5954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """Return the name of the SWIG executable. On Unix, this is 5964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao just "swig" -- it should be in the PATH. Tries a bit harder on 5974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao Windows. 5984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """ 5994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6004adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.name == "posix": 6014adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return "swig" 6024adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif os.name == "nt": 6034adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6044adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Look for SWIG in its standard installation directory on 6054adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Windows (or so I presume!). If we find it there, great; 6064adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # if not, act like Unix and assume it's in the PATH. 6074adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for vers in ("1.3", "1.2", "1.1"): 6084adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao fn = os.path.join("c:\\swig%s" % vers, "swig.exe") 6094adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.path.isfile(fn): 6104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return fn 6114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 6124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return "swig.exe" 6134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif os.name == "os2": 6154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # assume swig available in the PATH. 6164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return "swig.exe" 6174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 6194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao raise DistutilsPlatformError, \ 6204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ("I don't know how to find (much less run) SWIG " 6214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "on platform '%s'") % os.name 6224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # find_swig () 6244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # -- Name generators ----------------------------------------------- 6264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # (extension names, filenames, whatever) 6274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def get_ext_fullpath(self, ext_name): 6284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """Returns the path of the filename for a given extension. 6294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao The file is located in `build_lib` or directly in the package 6314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (inplace option). 6324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """ 6334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # makes sure the extension name is only using dots 6344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao all_dots = string.maketrans('/'+os.sep, '..') 6354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext_name = ext_name.translate(all_dots) 6364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao fullname = self.get_ext_fullname(ext_name) 6384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao modpath = fullname.split('.') 6394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao filename = self.get_ext_filename(ext_name) 6404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao filename = os.path.split(filename)[-1] 6414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not self.inplace: 6434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # no further work needed 6444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # returning : 6454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # build_dir/package/path/filename 6464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao filename = os.path.join(*modpath[:-1]+[filename]) 6474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return os.path.join(self.build_lib, filename) 6484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # the inplace option requires to find the package directory 6504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # using the build_py command for that 6514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao package = '.'.join(modpath[0:-1]) 6524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao build_py = self.get_finalized_command('build_py') 6534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao package_dir = os.path.abspath(build_py.get_package_dir(package)) 6544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # returning 6564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # package_dir/filename 6574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return os.path.join(package_dir, filename) 6584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def get_ext_fullname(self, ext_name): 6604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """Returns the fullname of a given extension name. 6614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao Adds the `package.` prefix""" 6634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.package is None: 6644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext_name 6654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 6664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return self.package + '.' + ext_name 6674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def get_ext_filename(self, ext_name): 6694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao r"""Convert the name of an extension (eg. "foo.bar") into the name 6704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao of the file from which it will be loaded (eg. "foo/bar.so", or 6714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao "foo\bar.pyd"). 6724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """ 6734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils.sysconfig import get_config_var 6744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext_path = string.split(ext_name, '.') 6754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # OS/2 has an 8 character module (extension) limit :-( 6764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.name == "os2": 6774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext_path[len(ext_path) - 1] = ext_path[len(ext_path) - 1][:8] 6784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # extensions in debug_mode are named 'module_d.pyd' under windows 6794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao so_ext = get_config_var('SO') 6804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if os.name == 'nt' and self.debug: 6814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return os.path.join(*ext_path) + '_d' + so_ext 6824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return os.path.join(*ext_path) + so_ext 6834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def get_export_symbols (self, ext): 6854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """Return the list of symbols that a shared extension has to 6864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao export. This either uses 'ext.export_symbols' or, if it's not 6874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao provided, "init" + module_name. Only relevant on Windows, where 6884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao the .pyd file (DLL) must export the module "init" function. 6894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """ 6904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao initfunc_name = "init" + ext.name.split('.')[-1] 6914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if initfunc_name not in ext.export_symbols: 6924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao ext.export_symbols.append(initfunc_name) 6934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.export_symbols 6944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 6954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao def get_libraries (self, ext): 6964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """Return the list of libraries to link against when building a 6974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao shared extension. On most platforms, this is just 'ext.libraries'; 6984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao on Windows and OS/2, we add the Python library (eg. python20.dll). 6994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao """ 7004adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The python library is always needed on Windows. For MSVC, this 7014adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # is redundant, since the library is mentioned in a pragma in 7024adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # pyconfig.h that MSVC groks. The other Windows compilers all seem 7034adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # to need it mentioned explicitly, though, so that's what we do. 7044adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Append '_d' to the python import library on debug builds. 7054adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 7064adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # FIXME: What is purpose of code below ? 7074adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The posix build system khow requred libraries to build a module. 7084adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The libraries are stored in config(Makefile) variables BLDLIBRARY, 7094adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # MODLIBS and SHLIBS. Note that some variables may contain linker 7104adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # flags. 7114adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # NOTE: For now we will check only GCC(mingw) compiler as is clear 7124adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # that we build for windows platfrom. 7134adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # The code for GCC(mingw) is not correct but this is distutils 7144adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # limitation - we has to pass variables to the linker as is 7154adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # instead only library names. 7164adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.compiler.compiler_type == 'mingw32': 7174adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils import sysconfig 7184adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = "python%s" 7194adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.debug: 7204adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = template + '_d' 7214adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra = [(template % (sysconfig.get_config_var('VERSION')))] 7224adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for lib in sysconfig.get_config_var('BLDLIBRARY').split(): 7234adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if lib.startswith('-l'): 7244adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra.append(lib[2:]) 7254adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for lib in sysconfig.get_config_var('MODLIBS').split(): 7264adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if lib.startswith('-l'): 7274adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra.append(lib[2:]) 7284adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for lib in sysconfig.get_config_var('SHLIBS').split(): 7294adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if lib.startswith('-l'): 7304adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra.append(lib[2:]) 7314adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries + extra 7324adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 7334adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if sys.platform == "win32": 7344adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils.msvccompiler import MSVCCompiler 7354adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if not isinstance(self.compiler, MSVCCompiler): 7364adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = "python%d%d" 7374adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if self.debug: 7384adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = template + '_d' 7394adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao pythonlib = (template % 7404adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) 7414adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # don't extend ext.libraries, it may be shared with other 7424adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # extensions, it is a reference to the original list 7434adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries + [pythonlib] 7444adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 7454adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries 7464adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif sys.platform == "os2emx": 7474adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # EMX/GCC requires the python library explicitly, and I 7484adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # believe VACPP does as well (though not confirmed) - AIM Apr01 7494adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = "python%d%d" 7504adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # debug versions of the main DLL aren't supported, at least 7514adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # not at this time - AIM Apr01 7524adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao #if self.debug: 7534adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # template = template + '_d' 7544adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao pythonlib = (template % 7554adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) 7564adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # don't extend ext.libraries, it may be shared with other 7574adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # extensions, it is a reference to the original list 7584adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries + [pythonlib] 7594adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif sys.platform[:6] == "cygwin": 7604adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = "python%d.%d" 7614adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao pythonlib = (template % 7624adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) 7634adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # don't extend ext.libraries, it may be shared with other 7644adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # extensions, it is a reference to the original list 7654adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries + [pythonlib] 7664adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif sys.platform[:6] == "atheos": 7674adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils import sysconfig 7684adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 7694adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = "python%d.%d" 7704adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao pythonlib = (template % 7714adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) 7724adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Get SHLIBS from Makefile 7734adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra = [] 7744adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao for lib in sysconfig.get_config_var('SHLIBS').split(): 7754adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if lib.startswith('-l'): 7764adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra.append(lib[2:]) 7774adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 7784adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao extra.append(lib) 7794adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # don't extend ext.libraries, it may be shared with other 7804adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # extensions, it is a reference to the original list 7814adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries + [pythonlib, "m"] + extra 7824adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 7834adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif sys.platform == 'darwin': 7844adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Don't use the default code below 7854adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries 7864adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao elif sys.platform[:3] == 'aix': 7874adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao # Don't use the default code below 7884adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries 7894adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 7904adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao from distutils import sysconfig 7914adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao if sysconfig.get_config_var('Py_ENABLE_SHARED'): 7924adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao template = "python%d.%d" 7934adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao pythonlib = (template % 7944adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao (sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) 7954adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries + [pythonlib] 7964adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao else: 7974adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao return ext.libraries 7984adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao 7994adfde8bc82dd39f59e0445588c3e599ada477dJosh Gao# class build_ext 800