mirror of https://github.com/python/cpython
Fix for issue #7724: ensure that distutils and python's own setup.py
honor the MacOSX SDK when one is specified. This is needed to be able to build using the 10.4u SDK while running on OSX 10.6. This is a fixed version of the patch in r80963, I've tested this patch on OSX and Linux.
This commit is contained in:
Ronald Oussoren
parent
52dcd45906
commit
593e4ca7a5
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@ -15,7 +15,7 @@ the "typical" Unix-style command-line C compiler:
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__revision__ = "$Id$"
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import os, sys
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import os, sys, re
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from types import StringType, NoneType
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from distutils import sysconfig
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@ -305,10 +305,30 @@ class UnixCCompiler(CCompiler):
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dylib_f = self.library_filename(lib, lib_type='dylib')
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static_f = self.library_filename(lib, lib_type='static')
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if sys.platform == 'darwin':
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# On OSX users can specify an alternate SDK using
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# '-isysroot', calculate the SDK root if it is specified
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# (and use it further on)
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cflags = sysconfig.get_config_var('CFLAGS')
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m = re.search(r'-isysroot\s+(\S+)', cflags)
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if m is None:
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sysroot = '/'
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else:
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sysroot = m.group(1)
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for dir in dirs:
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shared = os.path.join(dir, shared_f)
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dylib = os.path.join(dir, dylib_f)
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static = os.path.join(dir, static_f)
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if sys.platform == 'darwin' and (
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dir.startswith('/System/') or dir.startswith('/usr/')):
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shared = os.path.join(sysroot, dir[1:], shared_f)
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dylib = os.path.join(sysroot, dir[1:], dylib_f)
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static = os.path.join(sysroot, dir[1:], static_f)
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# We're second-guessing the linker here, with not much hard
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# data to go on: GCC seems to prefer the shared library, so I'm
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# assuming that *all* Unix C compilers do. And of course I'm
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133
setup.py
133
setup.py
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@ -29,6 +29,25 @@ def add_dir_to_list(dirlist, dir):
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if dir is not None and os.path.isdir(dir) and dir not in dirlist:
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dirlist.insert(0, dir)
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def macosx_sdk_root():
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"""
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Return the directory of the current OSX SDK,
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or '/' if no SDK was specified.
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"""
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cflags = sysconfig.get_config_var('CFLAGS')
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m = re.search(r'-isysroot\s+(\S+)', cflags)
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if m is None:
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sysroot = '/'
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else:
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sysroot = m.group(1)
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return sysroot
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def is_macosx_sdk_path(path):
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"""
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Returns True if 'path' can be located in an OSX SDK
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"""
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return path.startswith('/usr/') or path.startswith('/System/')
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def find_file(filename, std_dirs, paths):
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"""Searches for the directory where a given file is located,
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and returns a possibly-empty list of additional directories, or None
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@ -40,15 +59,28 @@ def find_file(filename, std_dirs, paths):
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'paths' is a list of additional locations to check; if the file is
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found in one of them, the resulting list will contain the directory.
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"""
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if sys.platform == 'darwin':
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# Honor the MacOSX SDK setting when one was specified.
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# An SDK is a directory with the same structure as a real
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# system, but with only header files and libraries.
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sysroot = macosx_sdk_root()
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# Check the standard locations
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for dir in std_dirs:
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f = os.path.join(dir, filename)
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if sys.platform == 'darwin' and is_macosx_sdk_path(dir):
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f = os.path.join(sysroot, dir[1:], filename)
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if os.path.exists(f): return []
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# Check the additional directories
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for dir in paths:
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f = os.path.join(dir, filename)
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if sys.platform == 'darwin' and is_macosx_sdk_path(dir):
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f = os.path.join(sysroot, dir[1:], filename)
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if os.path.exists(f):
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return [dir]
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@ -60,11 +92,19 @@ def find_library_file(compiler, libname, std_dirs, paths):
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if result is None:
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return None
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if sys.platform == 'darwin':
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sysroot = macosx_sdk_root()
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# Check whether the found file is in one of the standard directories
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dirname = os.path.dirname(result)
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for p in std_dirs:
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# Ensure path doesn't end with path separator
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p = p.rstrip(os.sep)
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if sys.platform == 'darwin' and is_macosx_sdk_path(p):
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if os.path.join(sysroot, p[1:]) == dirname:
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return [ ]
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if p == dirname:
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return [ ]
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@ -73,6 +113,11 @@ def find_library_file(compiler, libname, std_dirs, paths):
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for p in paths:
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# Ensure path doesn't end with path separator
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p = p.rstrip(os.sep)
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if sys.platform == 'darwin' and is_macosx_sdk_path(p):
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if os.path.join(sysroot, p[1:]) == dirname:
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return [ p ]
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if p == dirname:
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return [p]
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else:
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@ -560,7 +605,7 @@ class PyBuildExt(build_ext):
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# library and then a static library, instead of first looking
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# for dynamic libraries on the entiry path.
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# This way a staticly linked custom readline gets picked up
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# before the (broken) dynamic library in /usr/lib.
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# before the (possibly broken) dynamic library in /usr/lib.
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readline_extra_link_args = ('-Wl,-search_paths_first',)
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else:
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readline_extra_link_args = ()
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@ -631,24 +676,24 @@ class PyBuildExt(build_ext):
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openssl_ver = 0
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openssl_ver_re = re.compile(
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'^\s*#\s*define\s+OPENSSL_VERSION_NUMBER\s+(0x[0-9a-fA-F]+)' )
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for ssl_inc_dir in inc_dirs + search_for_ssl_incs_in:
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name = os.path.join(ssl_inc_dir, 'openssl', 'opensslv.h')
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if os.path.isfile(name):
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try:
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incfile = open(name, 'r')
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for line in incfile:
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m = openssl_ver_re.match(line)
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if m:
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openssl_ver = eval(m.group(1))
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break
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except IOError:
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pass
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# first version found is what we'll use (as the compiler should)
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if openssl_ver:
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break
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# look for the openssl version header on the compiler search path.
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opensslv_h = find_file('openssl/opensslv.h', [],
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inc_dirs + search_for_ssl_incs_in)
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if opensslv_h:
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name = os.path.join(opensslv_h[0], 'openssl/opensslv.h')
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if sys.platform == 'darwin' and is_macosx_sdk_path(name):
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name = os.path.join(macosx_sdk_root(), name[1:])
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try:
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incfile = open(name, 'r')
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for line in incfile:
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m = openssl_ver_re.match(line)
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if m:
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openssl_ver = eval(m.group(1))
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except IOError, msg:
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print "IOError while reading opensshv.h:", msg
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pass
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#print 'openssl_ver = 0x%08x' % openssl_ver
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min_openssl_ver = 0x00907000
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have_any_openssl = ssl_incs is not None and ssl_libs is not None
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have_usable_openssl = (have_any_openssl and
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@ -781,12 +826,19 @@ class PyBuildExt(build_ext):
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db_ver_inc_map = {}
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if sys.platform == 'darwin':
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sysroot = macosx_sdk_root()
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class db_found(Exception): pass
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try:
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# See whether there is a Sleepycat header in the standard
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# search path.
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for d in inc_dirs + db_inc_paths:
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f = os.path.join(d, "db.h")
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if sys.platform == 'darwin' and is_macosx_sdk_path(d):
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f = os.path.join(sysroot, d[1:], "db.h")
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if db_setup_debug: print "db: looking for db.h in", f
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if os.path.exists(f):
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f = open(f).read()
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@ -833,7 +885,20 @@ class PyBuildExt(build_ext):
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db_incdir.replace("include", 'lib64'),
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db_incdir.replace("include", 'lib'),
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]
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db_dirs_to_check = filter(os.path.isdir, db_dirs_to_check)
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if sys.platform != 'darwin':
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db_dirs_to_check = filter(os.path.isdir, db_dirs_to_check)
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else:
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# Same as other branch, but takes OSX SDK into account
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tmp = []
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for dn in db_dirs_to_check:
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if is_macosx_sdk_path(dn):
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if os.path.isdir(os.path.join(sysroot, dn[1:])):
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tmp.append(dn)
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else:
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if os.path.isdir(dn):
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tmp.append(dn)
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# Look for a version specific db-X.Y before an ambiguoius dbX
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# XXX should we -ever- look for a dbX name? Do any
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@ -895,8 +960,15 @@ class PyBuildExt(build_ext):
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# Scan the default include directories before the SQLite specific
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# ones. This allows one to override the copy of sqlite on OSX,
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# where /usr/include contains an old version of sqlite.
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if sys.platform == 'darwin':
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sysroot = macosx_sdk_root()
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for d in inc_dirs + sqlite_inc_paths:
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f = os.path.join(d, "sqlite3.h")
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if sys.platform == 'darwin' and is_macosx_sdk_path(d):
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f = os.path.join(sysroot, d[1:], "sqlite3.h")
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if os.path.exists(f):
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if sqlite_setup_debug: print "sqlite: found %s"%f
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incf = open(f).read()
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@ -984,6 +1056,12 @@ class PyBuildExt(build_ext):
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# the more recent berkeleydb's db.h file first in the include path
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# when attempting to compile and it will fail.
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f = "/usr/include/db.h"
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if sys.platform == 'darwin':
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if is_macosx_sdk_path(f):
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sysroot = macosx_sdk_root()
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f = os.path.join(sysroot, f[1:])
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if os.path.exists(f) and not db_incs:
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data = open(f).read()
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m = re.search(r"#s*define\s+HASHVERSION\s+2\s*", data)
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@ -1490,14 +1568,22 @@ class PyBuildExt(build_ext):
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join(os.getenv('HOME'), '/Library/Frameworks')
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]
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sysroot = macosx_sdk_root()
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# Find the directory that contains the Tcl.framework and Tk.framework
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# bundles.
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# XXX distutils should support -F!
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for F in framework_dirs:
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# both Tcl.framework and Tk.framework should be present
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for fw in 'Tcl', 'Tk':
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if not exists(join(F, fw + '.framework')):
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break
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if is_macosx_sdk_path(F):
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if not exists(join(sysroot, F[1:], fw + '.framework')):
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break
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else:
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if not exists(join(F, fw + '.framework')):
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break
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else:
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# ok, F is now directory with both frameworks. Continure
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# building
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@ -1527,7 +1613,12 @@ class PyBuildExt(build_ext):
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# architectures.
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cflags = sysconfig.get_config_vars('CFLAGS')[0]
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archs = re.findall('-arch\s+(\w+)', cflags)
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fp = os.popen("file %s/Tk.framework/Tk | grep 'for architecture'"%(F,))
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if is_macosx_sdk_path(F):
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fp = os.popen("file %s/Tk.framework/Tk | grep 'for architecture'"%(os.path.join(sysroot, F[1:]),))
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else:
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fp = os.popen("file %s/Tk.framework/Tk | grep 'for architecture'"%(F,))
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detected_archs = []
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for ln in fp:
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a = ln.split()[-1]
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