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python35: fix build on macOS

The upstream patch for distutils does not apply cleanly to Python 3.5's
sources. Fix the patch to make python35 build on macOS.
This commit is contained in:
Matthew Glazar 2019-03-09 17:58:31 -08:00 committed by Frederik Rietdijk
parent 54cca013ef
commit 0bf2d63366
2 changed files with 246 additions and 4 deletions

View file

@ -0,0 +1,237 @@
Source: https://bugs.python.org/file47046/python-3.x-distutils-C++.patch
--- a/Lib/distutils/cygwinccompiler.py
+++ b/Lib/distutils/cygwinccompiler.py
@@ -125,8 +125,10 @@
# dllwrap 2.10.90 is buggy
if self.ld_version >= "2.10.90":
self.linker_dll = "gcc"
+ self.linker_dll_cxx = "g++"
else:
self.linker_dll = "dllwrap"
+ self.linker_dll_cxx = "dllwrap"
# ld_version >= "2.13" support -shared so use it instead of
# -mdll -static
@@ -140,9 +142,13 @@
self.set_executables(compiler='gcc -mcygwin -O -Wall',
compiler_so='gcc -mcygwin -mdll -O -Wall',
compiler_cxx='g++ -mcygwin -O -Wall',
+ compiler_so_cxx='g++ -mcygwin -mdll -O -Wall',
linker_exe='gcc -mcygwin',
linker_so=('%s -mcygwin %s' %
- (self.linker_dll, shared_option)))
+ (self.linker_dll, shared_option)),
+ linker_exe_cxx='g++ -mcygwin',
+ linker_so_cxx=('%s -mcygwin %s' %
+ (self.linker_dll_cxx, shared_option)))
# cygwin and mingw32 need different sets of libraries
if self.gcc_version == "2.91.57":
@@ -166,8 +172,12 @@
raise CompileError(msg)
else: # for other files use the C-compiler
try:
- self.spawn(self.compiler_so + cc_args + [src, '-o', obj] +
- extra_postargs)
+ if self.detect_language(src) == 'c++':
+ self.spawn(self.compiler_so_cxx + cc_args + [src, '-o', obj] +
+ extra_postargs)
+ else:
+ self.spawn(self.compiler_so + cc_args + [src, '-o', obj] +
+ extra_postargs)
except DistutilsExecError as msg:
raise CompileError(msg)
@@ -302,9 +312,14 @@
self.set_executables(compiler='gcc -O -Wall',
compiler_so='gcc -mdll -O -Wall',
compiler_cxx='g++ -O -Wall',
+ compiler_so_cxx='g++ -mdll -O -Wall',
linker_exe='gcc',
linker_so='%s %s %s'
% (self.linker_dll, shared_option,
+ entry_point),
+ linker_exe_cxx='g++',
+ linker_so_cxx='%s %s %s'
+ % (self.linker_dll_cxx, shared_option,
entry_point))
# Maybe we should also append -mthreads, but then the finished
# dlls need another dll (mingwm10.dll see Mingw32 docs)
--- a/Lib/distutils/sysconfig.py
+++ b/Lib/distutils/sysconfig.py
@@ -184,9 +184,11 @@
_osx_support.customize_compiler(_config_vars)
_config_vars['CUSTOMIZED_OSX_COMPILER'] = 'True'
- (cc, cxx, opt, cflags, ccshared, ldshared, shlib_suffix, ar, ar_flags) = \
- get_config_vars('CC', 'CXX', 'OPT', 'CFLAGS',
- 'CCSHARED', 'LDSHARED', 'SHLIB_SUFFIX', 'AR', 'ARFLAGS')
+ (cc, cxx, cflags, ccshared, ldshared, ldcxxshared, shlib_suffix, ar, ar_flags) = \
+ get_config_vars('CC', 'CXX', 'CFLAGS', 'CCSHARED', 'LDSHARED', 'LDCXXSHARED',
+ 'SHLIB_SUFFIX', 'AR', 'ARFLAGS')
+
+ cxxflags = cflags
if 'CC' in os.environ:
newcc = os.environ['CC']
@@ -201,19 +204,27 @@
cxx = os.environ['CXX']
if 'LDSHARED' in os.environ:
ldshared = os.environ['LDSHARED']
+ if 'LDCXXSHARED' in os.environ:
+ ldcxxshared = os.environ['LDCXXSHARED']
if 'CPP' in os.environ:
cpp = os.environ['CPP']
else:
cpp = cc + " -E" # not always
if 'LDFLAGS' in os.environ:
ldshared = ldshared + ' ' + os.environ['LDFLAGS']
+ ldcxxshared = ldcxxshared + ' ' + os.environ['LDFLAGS']
if 'CFLAGS' in os.environ:
- cflags = opt + ' ' + os.environ['CFLAGS']
+ cflags = os.environ['CFLAGS']
ldshared = ldshared + ' ' + os.environ['CFLAGS']
+ if 'CXXFLAGS' in os.environ:
+ cxxflags = os.environ['CXXFLAGS']
+ ldcxxshared = ldcxxshared + ' ' + os.environ['CXXFLAGS']
if 'CPPFLAGS' in os.environ:
cpp = cpp + ' ' + os.environ['CPPFLAGS']
cflags = cflags + ' ' + os.environ['CPPFLAGS']
+ cxxflags = cxxflags + ' ' + os.environ['CPPFLAGS']
ldshared = ldshared + ' ' + os.environ['CPPFLAGS']
+ ldcxxshared = ldcxxshared + ' ' + os.environ['CPPFLAGS']
if 'AR' in os.environ:
ar = os.environ['AR']
if 'ARFLAGS' in os.environ:
@@ -222,13 +233,17 @@
archiver = ar + ' ' + ar_flags
cc_cmd = cc + ' ' + cflags
+ cxx_cmd = cxx + ' ' + cxxflags
compiler.set_executables(
preprocessor=cpp,
compiler=cc_cmd,
compiler_so=cc_cmd + ' ' + ccshared,
- compiler_cxx=cxx,
+ compiler_cxx=cxx_cmd,
+ compiler_so_cxx=cxx_cmd + ' ' + ccshared,
linker_so=ldshared,
linker_exe=cc,
+ linker_so_cxx=ldcxxshared,
+ linker_exe_cxx=cxx,
archiver=archiver)
compiler.shared_lib_extension = shlib_suffix
--- a/Lib/distutils/unixccompiler.py
+++ b/Lib/distutils/unixccompiler.py
@@ -52,14 +52,17 @@
# are pretty generic; they will probably have to be set by an outsider
# (eg. using information discovered by the sysconfig about building
# Python extensions).
- executables = {'preprocessor' : None,
- 'compiler' : ["cc"],
- 'compiler_so' : ["cc"],
- 'compiler_cxx' : ["cc"],
- 'linker_so' : ["cc", "-shared"],
- 'linker_exe' : ["cc"],
- 'archiver' : ["ar", "-cr"],
- 'ranlib' : None,
+ executables = {'preprocessor' : None,
+ 'compiler' : ["cc"],
+ 'compiler_so' : ["cc"],
+ 'compiler_cxx' : ["c++"],
+ 'compiler_so_cxx' : ["c++"],
+ 'linker_so' : ["cc", "-shared"],
+ 'linker_exe' : ["cc"],
+ 'linker_so_cxx' : ["c++", "-shared"],
+ 'linker_exe_cxx' : ["c++"],
+ 'archiver' : ["ar", "-cr"],
+ 'ranlib' : None,
}
if sys.platform[:6] == "darwin":
@@ -108,12 +111,19 @@
def _compile(self, obj, src, ext, cc_args, extra_postargs, pp_opts):
compiler_so = self.compiler_so
+ compiler_so_cxx = self.compiler_so_cxx
if sys.platform == 'darwin':
compiler_so = _osx_support.compiler_fixup(compiler_so,
cc_args + extra_postargs)
+ compiler_so_cxx = _osx_support.compiler_fixup(compiler_so_cxx,
+ cc_args + extra_postargs)
try:
- self.spawn(compiler_so + cc_args + [src, '-o', obj] +
- extra_postargs)
+ if self.detect_language(src) == 'c++':
+ self.spawn(compiler_so_cxx + cc_args + [src, '-o', obj] +
+ extra_postargs)
+ else:
+ self.spawn(compiler_so + cc_args + [src, '-o', obj] +
+ extra_postargs)
except DistutilsExecError as msg:
raise CompileError(msg)
@@ -171,22 +181,16 @@
ld_args.extend(extra_postargs)
self.mkpath(os.path.dirname(output_filename))
try:
- if target_desc == CCompiler.EXECUTABLE:
- linker = self.linker_exe[:]
+ if target_lang == "c++":
+ if target_desc == CCompiler.EXECUTABLE:
+ linker = self.linker_exe_cxx[:]
+ else:
+ linker = self.linker_so_cxx[:]
else:
- linker = self.linker_so[:]
- if target_lang == "c++" and self.compiler_cxx:
- # skip over environment variable settings if /usr/bin/env
- # is used to set up the linker's environment.
- # This is needed on OSX. Note: this assumes that the
- # normal and C++ compiler have the same environment
- # settings.
- i = 0
- if os.path.basename(linker[0]) == "env":
- i = 1
- while '=' in linker[i]:
- i += 1
- linker[i] = self.compiler_cxx[i]
+ if target_desc == CCompiler.EXECUTABLE:
+ linker = self.linker_exe[:]
+ else:
+ linker = self.linker_so[:]
if sys.platform == 'darwin':
linker = _osx_support.compiler_fixup(linker, ld_args)
--- a/Lib/_osx_support.py
+++ b/Lib/_osx_support.py
@@ -14,13 +14,13 @@
# configuration variables that may contain universal build flags,
# like "-arch" or "-isdkroot", that may need customization for
# the user environment
-_UNIVERSAL_CONFIG_VARS = ('CFLAGS', 'LDFLAGS', 'CPPFLAGS', 'BASECFLAGS',
- 'BLDSHARED', 'LDSHARED', 'CC', 'CXX',
- 'PY_CFLAGS', 'PY_LDFLAGS', 'PY_CPPFLAGS',
- 'PY_CORE_CFLAGS')
+_UNIVERSAL_CONFIG_VARS = ('CFLAGS', 'CXXFLAGS', 'LDFLAGS', 'CPPFLAGS',
+ 'BASECFLAGS', 'BLDSHARED', 'LDSHARED', 'LDCXXSHARED',
+ 'CC', 'CXX', 'PY_CFLAGS', 'PY_LDFLAGS',
+ 'PY_CPPFLAGS', 'PY_CORE_CFLAGS')
# configuration variables that may contain compiler calls
-_COMPILER_CONFIG_VARS = ('BLDSHARED', 'LDSHARED', 'CC', 'CXX')
+_COMPILER_CONFIG_VARS = ('BLDSHARED', 'LDSHARED', 'LDCXXSHARED', 'CC', 'CXX')
# prefix added to original configuration variable names
_INITPRE = '_OSX_SUPPORT_INITIAL_'
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -538,7 +538,7 @@
*\ -s*|s*) quiet="-q";; \
*) quiet="";; \
esac; \
- $(RUNSHARED) CC='$(CC)' LDSHARED='$(BLDSHARED)' OPT='$(OPT)' \
+ $(RUNSHARED) CC='$(CC)' LDSHARED='$(BLDSHARED)' CFLAGS='$(PY_CFLAGS)' \
_TCLTK_INCLUDES='$(TCLTK_INCLUDES)' _TCLTK_LIBS='$(TCLTK_LIBS)' \
$(PYTHON_FOR_BUILD) $(srcdir)/setup.py $$quiet build

View file

@ -101,10 +101,15 @@ in with passthru; stdenv.mkDerivation {
# Upstream distutils is calling C compiler to compile C++ code, which
# only works for GCC and Apple Clang. This makes distutils to call C++
# compiler when needed.
(fetchpatch {
(
if isPy35 then
./3.5/python-3.x-distutils-C++.patch
else
fetchpatch {
url = "https://bugs.python.org/file48016/python-3.x-distutils-C++.patch";
sha256 = "1h18lnpx539h5lfxyk379dxwr8m2raigcjixkf133l4xy3f4bzi2";
})
}
)
];
postPatch = ''