From ceb9de75a6b39fd5df585418953d937361237202 Mon Sep 17 00:00:00 2001 From: Mathieu Othacehe Date: Sat, 29 Jun 2019 17:31:07 +0200 Subject: gnu: python: Further cross-compilation fixes. * gnu/packages/patches/python-2.7-search-paths.patch: Add cross-compilation support. * gnu/packages/patches/python-3-search-paths.patch: Ditto. * gnu/packages/patches/python-cross-compile.patch: New patch. * gnu/local.mk (dist_patch_DATA): Add above new patch. * gnu/packages/python.scm (python-2.7)[patches]: Add new patch above, [arguments]: Set _PYTHON_HOST_PLATFORM env variable when cross compiling. --- gnu/packages/patches/python-cross-compile.patch | 145 ++++++++++++++++++++++++ 1 file changed, 145 insertions(+) create mode 100644 gnu/packages/patches/python-cross-compile.patch (limited to 'gnu/packages/patches/python-cross-compile.patch') diff --git a/gnu/packages/patches/python-cross-compile.patch b/gnu/packages/patches/python-cross-compile.patch new file mode 100644 index 0000000000..5a470e1852 --- /dev/null +++ b/gnu/packages/patches/python-cross-compile.patch @@ -0,0 +1,145 @@ +Patch taken from https://bugs.python.org/issue22724 and augmented with +following Nix patch +https://github.com/NixOS/nixpkgs/blob/master/pkgs/development/interpreters/python/cpython/2.7/cross-compile.patch +to fix the whole cross-compilation circus. + +--- + Makefile.pre.in | 14 +++++++------- + configure | 5 ++++- + setup.py | 9 ++++++--- + 3 files changed, 17 insertions(+), 11 deletions(-) + +diff --git a/Makefile.pre.in b/Makefile.pre.in +index 2a14f3323b..6239fc32fc 100644 +--- a/Makefile.pre.in ++++ b/Makefile.pre.in +@@ -492,7 +492,7 @@ $(BUILDPYTHON): Modules/python.o $(LIBRARY) $(LDLIBRARY) + $(BLDLIBRARY) $(LIBS) $(MODLIBS) $(SYSLIBS) $(LDLAST) + + platform: $(BUILDPYTHON) pybuilddir.txt +- $(RUNSHARED) $(PYTHON_FOR_BUILD) -c 'import sys ; from sysconfig import get_platform ; print get_platform()+"-"+sys.version[0:3]' >platform ++ $(RUNSHARED) $(PY_BUILD_ENVIRON) $(PYTHON_FOR_BUILD) -c 'import sys ; from sysconfig import get_platform ; print get_platform()+"-"+sys.version[0:3]' >platform + + # Create build directory and generate the sysconfig build-time data there. + # pybuilddir.txt contains the name of the build dir and is used for +@@ -503,7 +503,7 @@ platform: $(BUILDPYTHON) pybuilddir.txt + # or removed in case of failure. + pybuilddir.txt: $(BUILDPYTHON) + @echo "none" > ./pybuilddir.txt +- $(RUNSHARED) $(PYTHON_FOR_BUILD) -S -m sysconfig --generate-posix-vars ;\ ++ $(RUNSHARED) $(PY_BUILD_ENVIRON) $(PYTHON_FOR_BUILD) -S -m sysconfig --generate-posix-vars ;\ + if test $$? -ne 0 ; then \ + echo "generate-posix-vars failed" ; \ + rm -f ./pybuilddir.txt ; \ +@@ -525,7 +525,7 @@ sharedmods: $(BUILDPYTHON) pybuilddir.txt Modules/_math.o + esac; \ + $(RUNSHARED) CC='$(CC)' LDSHARED='$(BLDSHARED)' OPT='$(OPT)' \ + _TCLTK_INCLUDES='$(TCLTK_INCLUDES)' _TCLTK_LIBS='$(TCLTK_LIBS)' \ +- $(PYTHON_FOR_BUILD) $(srcdir)/setup.py $$quiet build ++ $(PY_BUILD_ENVIRON) $(PYTHON_FOR_BUILD) $(srcdir)/setup.py $$quiet build + + # Build static library + # avoid long command lines, same as LIBRARY_OBJS +@@ -928,7 +928,7 @@ install: @FRAMEWORKINSTALLFIRST@ commoninstall bininstall maninstall @FRAMEWORKI + upgrade) ensurepip="--upgrade" ;; \ + install|*) ensurepip="" ;; \ + esac; \ +- $(RUNSHARED) $(PYTHON_FOR_BUILD) -m ensurepip \ ++ $(RUNSHARED) $(PY_BUILD_ENVIRON) $(PYTHON_FOR_BUILD) -m ensurepip \ + $$ensurepip --root=$(DESTDIR)/ ; \ + fi + +@@ -939,7 +939,7 @@ altinstall: commoninstall + upgrade) ensurepip="--altinstall --upgrade --no-default-pip" ;; \ + install|*) ensurepip="--altinstall --no-default-pip" ;; \ + esac; \ +- $(RUNSHARED) $(PYTHON_FOR_BUILD) -m ensurepip \ ++ $(RUNSHARED) $(PY_BUILD_ENVIRON) $(PYTHON_FOR_BUILD) -m ensurepip \ + $$ensurepip --root=$(DESTDIR)/ ; \ + fi + +@@ -1270,7 +1270,7 @@ libainstall: @DEF_MAKE_RULE@ python-config + # Install the dynamically loadable modules + # This goes into $(exec_prefix) + sharedinstall: sharedmods +- $(RUNSHARED) $(PYTHON_FOR_BUILD) $(srcdir)/setup.py install \ ++ $(RUNSHARED) $(PY_BUILD_ENVIRON) $(PYTHON_FOR_BUILD) $(srcdir)/setup.py install \ + --prefix=$(prefix) \ + --install-scripts=$(BINDIR) \ + --install-platlib=$(DESTSHARED) \ +@@ -1344,7 +1344,7 @@ frameworkinstallextras: + # This installs a few of the useful scripts in Tools/scripts + scriptsinstall: + SRCDIR=$(srcdir) $(RUNSHARED) \ +- $(PYTHON_FOR_BUILD) $(srcdir)/Tools/scripts/setup.py install \ ++ $(PY_BUILD_ENVIRON) $(PYTHON_FOR_BUILD) $(srcdir)/Tools/scripts/setup.py install \ + --prefix=$(prefix) \ + --install-scripts=$(BINDIR) \ + --root=$(DESTDIR)/ +diff --git a/configure b/configure +index 67300fe2b6..6050f588c5 100755 +--- a/configure ++++ b/configure +@@ -741,6 +741,7 @@ CONFIG_ARGS + SOVERSION + VERSION + PYTHON_FOR_BUILD ++PY_BUILD_ENVIRON + PYTHON_FOR_REGEN + host_os + host_vendor +@@ -2964,7 +2965,8 @@ $as_echo_n "checking for python interpreter for cross build... " >&6; } + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $interp" >&5 + $as_echo "$interp" >&6; } +- PYTHON_FOR_BUILD='_PYTHON_PROJECT_BASE=$(abs_builddir) _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(shell test -f pybuilddir.txt && echo $(abs_builddir)/`cat pybuilddir.txt`:)$(srcdir)/Lib:$(srcdir)/Lib/$(PLATDIR) '$interp ++ PY_BUILD_ENVIRON='_PYTHON_PROJECT_BASE=$(abs_builddir) _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(shell test -f pybuilddir.txt && echo $(abs_builddir)/`cat pybuilddir.txt`:)$(srcdir)/Lib:$(srcdir)/Lib/$(PLATDIR)' ++ PYTHON_FOR_BUILD=$interp + fi + elif test "$cross_compiling" = maybe; then + as_fn_error $? "Cross compiling required --host=HOST-TUPLE and --build=ARCH" "$LINENO" 5 +@@ -2974,6 +2976,7 @@ fi + + + ++ + if test "$prefix" != "/"; then + prefix=`echo "$prefix" | sed -e 's/\/$//g'` + fi +diff --git a/setup.py b/setup.py +index cb47a2339c..472e7e2b26 100644 +--- a/setup.py ++++ b/setup.py +@@ -497,8 +497,6 @@ class PyBuildExt(build_ext): + if not cross_compiling: + add_dir_to_list(self.compiler.library_dirs, '/usr/local/lib') + add_dir_to_list(self.compiler.include_dirs, '/usr/local/include') +- if cross_compiling: +- self.add_gcc_paths() + self.add_multiarch_paths() + + # Add paths specified in the environment variables LDFLAGS and +@@ -556,7 +554,10 @@ class PyBuildExt(build_ext): + # be assumed that no additional -I,-L directives are needed. + inc_dirs = self.compiler.include_dirs[:] + lib_dirs = self.compiler.library_dirs[:] +- if not cross_compiling: ++ if cross_compiling: ++ inc_dirs = [] ++ lib_dirs = [] ++ else: + for d in ( + '/usr/include', + ): +@@ -621,6 +622,8 @@ class PyBuildExt(build_ext): + # Some modules that are normally always on: + #exts.append( Extension('_weakref', ['_weakref.c']) ) + ++ self.compiler.library_dirs = lib_dirs + [ '.' ] ++ + # array objects + exts.append( Extension('array', ['arraymodule.c']) ) + +-- +2.17.1 + -- cgit v1.2.3