| # Autodetecting setup.py script for building the Python extensions |
| # |
| # To be fixed: |
| # Implement --disable-modules setting |
| # |
| |
| __version__ = "$Revision$" |
| |
| import sys, os, getopt |
| from distutils import sysconfig |
| from distutils.errors import * |
| from distutils.core import Extension, setup |
| from distutils.command.build_ext import build_ext |
| |
| # This global variable is used to hold the list of modules to be disabled. |
| disabled_module_list = [] |
| |
| def find_file(filename, std_dirs, paths): |
| """Searches for the directory where a given file is located, |
| and returns a possibly-empty list of additional directories, or None |
| if the file couldn't be found at all. |
| |
| 'filename' is the name of a file, such as readline.h or libcrypto.a. |
| 'std_dirs' is the list of standard system directories; if the |
| file is found in one of them, no additional directives are needed. |
| 'paths' is a list of additional locations to check; if the file is |
| found in one of them, the resulting list will contain the directory. |
| """ |
| |
| # Check the standard locations |
| for dir in std_dirs: |
| f = os.path.join(dir, filename) |
| if os.path.exists(f): return [] |
| |
| # Check the additional directories |
| for dir in paths: |
| f = os.path.join(dir, filename) |
| if os.path.exists(f): |
| return [dir] |
| |
| # Not found anywhere |
| return None |
| |
| def find_library_file(compiler, libname, std_dirs, paths): |
| filename = compiler.library_filename(libname, lib_type='shared') |
| result = find_file(filename, std_dirs, paths) |
| if result is not None: return result |
| |
| filename = compiler.library_filename(libname, lib_type='static') |
| result = find_file(filename, std_dirs, paths) |
| return result |
| |
| def module_enabled(extlist, modname): |
| """Returns whether the module 'modname' is present in the list |
| of extensions 'extlist'.""" |
| extlist = [ext for ext in extlist if ext.name == modname] |
| return len(extlist) |
| |
| class PyBuildExt(build_ext): |
| |
| def build_extensions(self): |
| |
| # Detect which modules should be compiled |
| self.detect_modules() |
| |
| # Remove modules that are present on the disabled list |
| self.extensions = [ext for ext in self.extensions |
| if ext.name not in disabled_module_list] |
| |
| # Fix up the autodetected modules, prefixing all the source files |
| # with Modules/ and adding Python's include directory to the path. |
| (srcdir,) = sysconfig.get_config_vars('srcdir') |
| |
| # Figure out the location of the source code for extension modules |
| moddir = os.path.join(os.getcwd(), srcdir, 'Modules') |
| moddir = os.path.normpath(moddir) |
| srcdir, tail = os.path.split(moddir) |
| srcdir = os.path.normpath(srcdir) |
| moddir = os.path.normpath(moddir) |
| |
| for ext in self.extensions[:]: |
| ext.sources = [ os.path.join(moddir, filename) |
| for filename in ext.sources ] |
| ext.include_dirs.append( '.' ) # to get config.h |
| ext.include_dirs.append( os.path.join(srcdir, './Include') ) |
| |
| # If a module has already been built statically, |
| # don't build it here |
| if ext.name in sys.builtin_module_names: |
| self.extensions.remove(ext) |
| |
| # When you run "make CC=altcc" or something similar, you really want |
| # those environment variables passed into the setup.py phase. Here's |
| # a small set of useful ones. |
| compiler = os.environ.get('CC') |
| linker_so = os.environ.get('LDSHARED') |
| args = {} |
| # unfortunately, distutils doesn't let us provide separate C and C++ |
| # compilers |
| if compiler is not None: |
| args['compiler_so'] = compiler |
| if linker_so is not None: |
| args['linker_so'] = linker_so + ' -shared' |
| self.compiler.set_executables(**args) |
| |
| build_ext.build_extensions(self) |
| |
| def build_extension(self, ext): |
| |
| try: |
| build_ext.build_extension(self, ext) |
| except (CCompilerError, DistutilsError), why: |
| self.announce('WARNING: building of extension "%s" failed: %s' % |
| (ext.name, sys.exc_info()[1])) |
| |
| def get_platform (self): |
| # Get value of sys.platform |
| platform = sys.platform |
| if platform[:6] =='cygwin': |
| platform = 'cygwin' |
| elif platform[:4] =='beos': |
| platform = 'beos' |
| |
| return platform |
| |
| def detect_modules(self): |
| # Ensure that /usr/local is always used |
| if '/usr/local/lib' not in self.compiler.library_dirs: |
| self.compiler.library_dirs.append('/usr/local/lib') |
| if '/usr/local/include' not in self.compiler.include_dirs: |
| self.compiler.include_dirs.append( '/usr/local/include' ) |
| |
| # lib_dirs and inc_dirs are used to search for files; |
| # if a file is found in one of those directories, it can |
| # be assumed that no additional -I,-L directives are needed. |
| lib_dirs = self.compiler.library_dirs + ['/lib', '/usr/lib'] |
| inc_dirs = ['/usr/include'] + self.compiler.include_dirs |
| exts = [] |
| |
| platform = self.get_platform() |
| |
| # Check for MacOS X, which doesn't need libm.a at all |
| math_libs = ['m'] |
| if platform in ['Darwin1.2', 'beos']: |
| math_libs = [] |
| |
| # XXX Omitted modules: gl, pure, dl, SGI-specific modules |
| |
| # |
| # The following modules are all pretty straightforward, and compile |
| # on pretty much any POSIXish platform. |
| # |
| |
| # Some modules that are normally always on: |
| exts.append( Extension('regex', ['regexmodule.c', 'regexpr.c']) ) |
| exts.append( Extension('pcre', ['pcremodule.c', 'pypcre.c']) ) |
| |
| exts.append( Extension('_weakref', ['_weakref.c']) ) |
| exts.append( Extension('_symtable', ['symtablemodule.c']) ) |
| exts.append( Extension('xreadlines', ['xreadlinesmodule.c']) ) |
| |
| # array objects |
| exts.append( Extension('array', ['arraymodule.c']) ) |
| # complex math library functions |
| exts.append( Extension('cmath', ['cmathmodule.c'], |
| libraries=math_libs) ) |
| |
| # math library functions, e.g. sin() |
| exts.append( Extension('math', ['mathmodule.c'], |
| libraries=math_libs) ) |
| # fast string operations implemented in C |
| exts.append( Extension('strop', ['stropmodule.c']) ) |
| # time operations and variables |
| exts.append( Extension('time', ['timemodule.c'], |
| libraries=math_libs) ) |
| # operator.add() and similar goodies |
| exts.append( Extension('operator', ['operator.c']) ) |
| # access to the builtin codecs and codec registry |
| exts.append( Extension('_codecs', ['_codecsmodule.c']) ) |
| # Python C API test module |
| exts.append( Extension('_testcapi', ['_testcapimodule.c']) ) |
| # static Unicode character database |
| exts.append( Extension('unicodedata', ['unicodedata.c']) ) |
| # access to ISO C locale support |
| exts.append( Extension('_locale', ['_localemodule.c']) ) |
| |
| # Modules with some UNIX dependencies -- on by default: |
| # (If you have a really backward UNIX, select and socket may not be |
| # supported...) |
| |
| # fcntl(2) and ioctl(2) |
| exts.append( Extension('fcntl', ['fcntlmodule.c']) ) |
| # pwd(3) |
| exts.append( Extension('pwd', ['pwdmodule.c']) ) |
| # grp(3) |
| exts.append( Extension('grp', ['grpmodule.c']) ) |
| # posix (UNIX) errno values |
| exts.append( Extension('errno', ['errnomodule.c']) ) |
| # select(2); not on ancient System V |
| exts.append( Extension('select', ['selectmodule.c']) ) |
| |
| # The md5 module implements the RSA Data Security, Inc. MD5 |
| # Message-Digest Algorithm, described in RFC 1321. The necessary files |
| # md5c.c and md5.h are included here. |
| exts.append( Extension('md5', ['md5module.c', 'md5c.c']) ) |
| |
| # The sha module implements the SHA checksum algorithm. |
| # (NIST's Secure Hash Algorithm.) |
| exts.append( Extension('sha', ['shamodule.c']) ) |
| |
| # Tommy Burnette's 'new' module (creates new empty objects of certain |
| # kinds): |
| exts.append( Extension('new', ['newmodule.c']) ) |
| |
| # Helper module for various ascii-encoders |
| exts.append( Extension('binascii', ['binascii.c']) ) |
| |
| # Fred Drake's interface to the Python parser |
| exts.append( Extension('parser', ['parsermodule.c']) ) |
| |
| # Digital Creations' cStringIO and cPickle |
| exts.append( Extension('cStringIO', ['cStringIO.c']) ) |
| exts.append( Extension('cPickle', ['cPickle.c']) ) |
| |
| # Memory-mapped files (also works on Win32). |
| exts.append( Extension('mmap', ['mmapmodule.c']) ) |
| |
| # Lance Ellinghaus's modules: |
| # enigma-inspired encryption |
| exts.append( Extension('rotor', ['rotormodule.c']) ) |
| # syslog daemon interface |
| exts.append( Extension('syslog', ['syslogmodule.c']) ) |
| |
| # George Neville-Neil's timing module: |
| exts.append( Extension('timing', ['timingmodule.c']) ) |
| |
| # |
| # Here ends the simple stuff. From here on, modules need certain |
| # libraries, are platform-specific, or present other surprises. |
| # |
| |
| # Multimedia modules |
| # These don't work for 64-bit platforms!!! |
| # These represent audio samples or images as strings: |
| |
| # Disabled on 64-bit platforms |
| if sys.maxint != 9223372036854775807L: |
| # Operations on audio samples |
| exts.append( Extension('audioop', ['audioop.c']) ) |
| # Operations on images |
| exts.append( Extension('imageop', ['imageop.c']) ) |
| # Read SGI RGB image files (but coded portably) |
| exts.append( Extension('rgbimg', ['rgbimgmodule.c']) ) |
| |
| # readline |
| if self.compiler.find_library_file(lib_dirs, 'readline'): |
| readline_libs = ['readline'] |
| if self.compiler.find_library_file(lib_dirs + |
| ['/usr/lib/termcap'], |
| 'termcap'): |
| readline_libs.append('termcap') |
| exts.append( Extension('readline', ['readline.c'], |
| library_dirs=['/usr/lib/termcap'], |
| libraries=readline_libs) ) |
| |
| # The crypt module is now disabled by default because it breaks builds |
| # on many systems (where -lcrypt is needed), e.g. Linux (I believe). |
| |
| if self.compiler.find_library_file(lib_dirs, 'crypt'): |
| libs = ['crypt'] |
| else: |
| libs = [] |
| exts.append( Extension('crypt', ['cryptmodule.c'], libraries=libs) ) |
| |
| # socket(2) |
| # Detect SSL support for the socket module |
| ssl_incs = find_file('openssl/ssl.h', inc_dirs, |
| ['/usr/local/ssl/include', |
| '/usr/contrib/ssl/include/' |
| ] |
| ) |
| ssl_libs = find_library_file(self.compiler, 'ssl',lib_dirs, |
| ['/usr/local/ssl/lib', |
| '/usr/contrib/ssl/lib/' |
| ] ) |
| |
| if (ssl_incs is not None and |
| ssl_libs is not None): |
| exts.append( Extension('_socket', ['socketmodule.c'], |
| include_dirs = ssl_incs, |
| library_dirs = ssl_libs, |
| libraries = ['ssl', 'crypto'], |
| define_macros = [('USE_SSL',1)] ) ) |
| else: |
| exts.append( Extension('_socket', ['socketmodule.c']) ) |
| |
| # Modules that provide persistent dictionary-like semantics. You will |
| # probably want to arrange for at least one of them to be available on |
| # your machine, though none are defined by default because of library |
| # dependencies. The Python module anydbm.py provides an |
| # implementation independent wrapper for these; dumbdbm.py provides |
| # similar functionality (but slower of course) implemented in Python. |
| |
| # The standard Unix dbm module: |
| if platform not in ['cygwin']: |
| if (self.compiler.find_library_file(lib_dirs, 'ndbm')): |
| exts.append( Extension('dbm', ['dbmmodule.c'], |
| libraries = ['ndbm'] ) ) |
| else: |
| exts.append( Extension('dbm', ['dbmmodule.c']) ) |
| |
| # Anthony Baxter's gdbm module. GNU dbm(3) will require -lgdbm: |
| if (self.compiler.find_library_file(lib_dirs, 'gdbm')): |
| exts.append( Extension('gdbm', ['gdbmmodule.c'], |
| libraries = ['gdbm'] ) ) |
| |
| # Berkeley DB interface. |
| # |
| # This requires the Berkeley DB code, see |
| # ftp://ftp.cs.berkeley.edu/pub/4bsd/db.1.85.tar.gz |
| # |
| # Edit the variables DB and DBPORT to point to the db top directory |
| # and the subdirectory of PORT where you built it. |
| # |
| # (See http://electricrain.com/greg/python/bsddb3/ for an interface to |
| # BSD DB 3.x.) |
| |
| db_incs = find_file('db_185.h', inc_dirs, []) |
| if (db_incs is not None and |
| self.compiler.find_library_file(lib_dirs, 'db') ): |
| exts.append( Extension('bsddb', ['bsddbmodule.c'], |
| include_dirs = db_incs, |
| libraries = ['db'] ) ) |
| else: |
| db_incs = find_file('db.h', inc_dirs, []) |
| if db_incs is not None: |
| exts.append( Extension('bsddb', ['bsddbmodule.c'], |
| include_dirs = db_incs) ) |
| |
| # The mpz module interfaces to the GNU Multiple Precision library. |
| # You need to ftp the GNU MP library. |
| # This was originally written and tested against GMP 1.2 and 1.3.2. |
| # It has been modified by Rob Hooft to work with 2.0.2 as well, but I |
| # haven't tested it recently. For a more complete module, |
| # refer to pympz.sourceforge.net. |
| |
| # A compatible MP library unencombered by the GPL also exists. It was |
| # posted to comp.sources.misc in volume 40 and is widely available from |
| # FTP archive sites. One URL for it is: |
| # ftp://gatekeeper.dec.com/.b/usenet/comp.sources.misc/volume40/fgmp/part01.Z |
| |
| if (self.compiler.find_library_file(lib_dirs, 'gmp')): |
| exts.append( Extension('mpz', ['mpzmodule.c'], |
| libraries = ['gmp'] ) ) |
| |
| |
| # Unix-only modules |
| if platform not in ['mac', 'win32']: |
| # Steen Lumholt's termios module |
| exts.append( Extension('termios', ['termios.c']) ) |
| # Jeremy Hylton's rlimit interface |
| if platform not in ['cygwin']: |
| exts.append( Extension('resource', ['resource.c']) ) |
| |
| if (self.compiler.find_library_file(lib_dirs, 'nsl')): |
| exts.append( Extension('nis', ['nismodule.c'], |
| libraries = ['nsl']) ) |
| |
| # Curses support, requring the System V version of curses, often |
| # provided by the ncurses library. |
| if platform == 'sunos4': |
| include_dirs += ['/usr/5include'] |
| lib_dirs += ['/usr/5lib'] |
| |
| if (self.compiler.find_library_file(lib_dirs, 'ncurses')): |
| curses_libs = ['ncurses'] |
| exts.append( Extension('_curses', ['_cursesmodule.c'], |
| libraries = curses_libs) ) |
| elif (self.compiler.find_library_file(lib_dirs, 'curses')): |
| if (self.compiler.find_library_file(lib_dirs, 'terminfo')): |
| curses_libs = ['curses', 'terminfo'] |
| else: |
| curses_libs = ['curses', 'termcap'] |
| |
| exts.append( Extension('_curses', ['_cursesmodule.c'], |
| libraries = curses_libs) ) |
| |
| # If the curses module is enabled, check for the panel module |
| if (os.path.exists('Modules/_curses_panel.c') and |
| module_enabled(exts, '_curses') and |
| self.compiler.find_library_file(lib_dirs, 'panel')): |
| exts.append( Extension('_curses_panel', ['_curses_panel.c'], |
| libraries = ['panel'] + curses_libs) ) |
| |
| |
| |
| # Lee Busby's SIGFPE modules. |
| # The library to link fpectl with is platform specific. |
| # Choose *one* of the options below for fpectl: |
| |
| if platform == 'irix5': |
| # For SGI IRIX (tested on 5.3): |
| exts.append( Extension('fpectl', ['fpectlmodule.c'], |
| libraries=['fpe']) ) |
| elif 0: # XXX how to detect SunPro? |
| # For Solaris with SunPro compiler (tested on Solaris 2.5 with SunPro C 4.2): |
| # (Without the compiler you don't have -lsunmath.) |
| #fpectl fpectlmodule.c -R/opt/SUNWspro/lib -lsunmath -lm |
| pass |
| else: |
| # For other systems: see instructions in fpectlmodule.c. |
| #fpectl fpectlmodule.c ... |
| exts.append( Extension('fpectl', ['fpectlmodule.c']) ) |
| |
| |
| # Andrew Kuchling's zlib module. |
| # This require zlib 1.1.3 (or later). |
| # See http://www.cdrom.com/pub/infozip/zlib/ |
| if (self.compiler.find_library_file(lib_dirs, 'z')): |
| exts.append( Extension('zlib', ['zlibmodule.c'], |
| libraries = ['z']) ) |
| |
| # Interface to the Expat XML parser |
| # |
| # Expat is written by James Clark and must be downloaded separately |
| # (see below). The pyexpat module was written by Paul Prescod after a |
| # prototype by Jack Jansen. |
| # |
| # The Expat dist includes Windows .lib and .dll files. Home page is |
| # at http://www.jclark.com/xml/expat.html, the current production |
| # release is always ftp://ftp.jclark.com/pub/xml/expat.zip. |
| # |
| # EXPAT_DIR, below, should point to the expat/ directory created by |
| # unpacking the Expat source distribution. |
| # |
| # Note: the expat build process doesn't yet build a libexpat.a; you |
| # can do this manually while we try convince the author to add it. To |
| # do so, cd to EXPAT_DIR, run "make" if you have not done so, then |
| # run: |
| # |
| # ar cr libexpat.a xmltok/*.o xmlparse/*.o |
| # |
| expat_defs = [] |
| expat_incs = find_file('expat.h', inc_dirs, []) |
| if expat_incs is not None: |
| # expat.h was found |
| expat_defs = [('HAVE_EXPAT_H', 1)] |
| else: |
| expat_incs = find_file('xmlparse.h', inc_dirs, []) |
| |
| if (expat_incs is not None and |
| self.compiler.find_library_file(lib_dirs, 'expat')): |
| exts.append( Extension('pyexpat', ['pyexpat.c'], |
| define_macros = expat_defs, |
| libraries = ['expat']) ) |
| |
| # Platform-specific libraries |
| if platform == 'linux2': |
| # Linux-specific modules |
| exts.append( Extension('linuxaudiodev', ['linuxaudiodev.c']) ) |
| |
| if platform == 'sunos5': |
| # SunOS specific modules |
| exts.append( Extension('sunaudiodev', ['sunaudiodev.c']) ) |
| |
| self.extensions.extend(exts) |
| |
| # Call the method for detecting whether _tkinter can be compiled |
| self.detect_tkinter(inc_dirs, lib_dirs) |
| |
| |
| def detect_tkinter(self, inc_dirs, lib_dirs): |
| # The _tkinter module. |
| # |
| # The command for _tkinter is long and site specific. Please |
| # uncomment and/or edit those parts as indicated. If you don't have a |
| # specific extension (e.g. Tix or BLT), leave the corresponding line |
| # commented out. (Leave the trailing backslashes in! If you |
| # experience strange errors, you may want to join all uncommented |
| # lines and remove the backslashes -- the backslash interpretation is |
| # done by the shell's "read" command and it may not be implemented on |
| # every system. |
| |
| # Assume we haven't found any of the libraries or include files |
| tcllib = tklib = tcl_includes = tk_includes = None |
| for version in ['8.4', '8.3', '8.2', '8.1', '8.0']: |
| tklib = self.compiler.find_library_file(lib_dirs, |
| 'tk' + version ) |
| tcllib = self.compiler.find_library_file(lib_dirs, |
| 'tcl' + version ) |
| if tklib and tcllib: |
| # Exit the loop when we've found the Tcl/Tk libraries |
| break |
| |
| # Now check for the header files |
| if tklib and tcllib: |
| # Check for the include files on Debian, where |
| # they're put in /usr/include/{tcl,tk}X.Y |
| debian_tcl_include = [ '/usr/include/tcl' + version ] |
| debian_tk_include = [ '/usr/include/tk' + version ] + debian_tcl_include |
| tcl_includes = find_file('tcl.h', inc_dirs, debian_tcl_include) |
| tk_includes = find_file('tk.h', inc_dirs, debian_tk_include) |
| |
| if (tcllib is None or tklib is None and |
| tcl_includes is None or tk_includes is None): |
| # Something's missing, so give up |
| return |
| |
| # OK... everything seems to be present for Tcl/Tk. |
| |
| include_dirs = [] ; libs = [] ; defs = [] ; added_lib_dirs = [] |
| for dir in tcl_includes + tk_includes: |
| if dir not in include_dirs: |
| include_dirs.append(dir) |
| |
| # Check for various platform-specific directories |
| platform = self.get_platform() |
| if platform == 'sunos5': |
| include_dirs.append('/usr/openwin/include') |
| added_lib_dirs.append('/usr/openwin/lib') |
| elif os.path.exists('/usr/X11R6/include'): |
| include_dirs.append('/usr/X11R6/include') |
| added_lib_dirs.append('/usr/X11R6/lib') |
| elif os.path.exists('/usr/X11R5/include'): |
| include_dirs.append('/usr/X11R5/include') |
| added_lib_dirs.append('/usr/X11R5/lib') |
| else: |
| # Assume default location for X11 |
| include_dirs.append('/usr/X11/include') |
| added_lib_dirs.append('/usr/X11/lib') |
| |
| # Check for Tix extension |
| if self.compiler.find_library_file(lib_dirs + added_lib_dirs, 'tix4.1.8.0'): |
| defs.append( ('WITH_TIX', 1) ) |
| libs.append('tix4.1.8.0') |
| |
| # Check for BLT extension |
| if self.compiler.find_library_file(lib_dirs + added_lib_dirs, 'BLT8.0'): |
| defs.append( ('WITH_BLT', 1) ) |
| libs.append('BLT8.0') |
| |
| # Add the Tcl/Tk libraries |
| libs.append('tk'+version) |
| libs.append('tcl'+version) |
| |
| if platform in ['aix3', 'aix4']: |
| libs.append('ld') |
| |
| # Finally, link with the X11 libraries |
| libs.append('X11') |
| |
| ext = Extension('_tkinter', ['_tkinter.c', 'tkappinit.c'], |
| define_macros=[('WITH_APPINIT', 1)] + defs, |
| include_dirs = include_dirs, |
| libraries = libs, |
| library_dirs = added_lib_dirs, |
| ) |
| self.extensions.append(ext) |
| |
| # XXX handle these, but how to detect? |
| # *** Uncomment and edit for PIL (TkImaging) extension only: |
| # -DWITH_PIL -I../Extensions/Imaging/libImaging tkImaging.c \ |
| # *** Uncomment and edit for TOGL extension only: |
| # -DWITH_TOGL togl.c \ |
| # *** Uncomment these for TOGL extension only: |
| # -lGL -lGLU -lXext -lXmu \ |
| |
| def main(): |
| setup(name = 'Python standard library', |
| version = '%d.%d' % sys.version_info[:2], |
| cmdclass = {'build_ext':PyBuildExt}, |
| # The struct module is defined here, because build_ext won't be |
| # called unless there's at least one extension module defined. |
| ext_modules=[Extension('struct', ['structmodule.c'])] |
| ) |
| |
| # --install-platlib |
| if __name__ == '__main__': |
| sysconfig.set_python_build() |
| main() |