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/local.mk | 1 + gnu/packages/patches/python-2.7-search-paths.patch | 10 +- gnu/packages/patches/python-3-search-paths.patch | 11 +- gnu/packages/patches/python-cross-compile.patch | 145 +++++++++++++++++++++ gnu/packages/python.scm | 23 +++- 5 files changed, 181 insertions(+), 9 deletions(-) create mode 100644 gnu/packages/patches/python-cross-compile.patch diff --git a/gnu/local.mk b/gnu/local.mk index d4006c56eb..7bde8663f8 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -1246,6 +1246,7 @@ dist_patch_DATA = \ %D%/packages/patches/python-CVE-2018-14647.patch \ %D%/packages/patches/python-axolotl-AES-fix.patch \ %D%/packages/patches/python-cairocffi-dlopen-path.patch \ + %D%/packages/patches/python-cross-compile.patch \ %D%/packages/patches/python-cffi-x87-stack-clean.patch \ %D%/packages/patches/python2-larch-coverage-4.0a6-compatibility.patch \ %D%/packages/patches/python-configobj-setuptools.patch \ diff --git a/gnu/packages/patches/python-2.7-search-paths.patch b/gnu/packages/patches/python-2.7-search-paths.patch index a012bc8fe0..5a345c7691 100644 --- a/gnu/packages/patches/python-2.7-search-paths.patch +++ b/gnu/packages/patches/python-2.7-search-paths.patch @@ -3,13 +3,17 @@ looking for headers and libraries. --- Python-2.7.10/setup.py 2015-10-07 18:33:18.125153186 +0200 +++ Python-2.7.10/setup.py 2015-10-07 18:33:47.497347552 +0200 -@@ -526,6 +526,10 @@ class PyBuildExt(build_ext): +@@ -526,6 +526,14 @@ class PyBuildExt(build_ext): inc_dirs += ['/system/include', '/atheos/autolnk/include'] inc_dirs += os.getenv('C_INCLUDE_PATH', '').split(os.pathsep) + # Always honor these variables. -+ lib_dirs += os.getenv('LIBRARY_PATH', '').split(os.pathsep) -+ inc_dirs += os.getenv('CPATH', '').split(os.pathsep) ++ if not cross_compiling: ++ lib_dirs += os.getenv('LIBRARY_PATH', '').split(os.pathsep) ++ inc_dirs += os.getenv('CPATH', '').split(os.pathsep) ++ else: ++ lib_dirs = os.getenv('CROSS_LIBRARY_PATH', '').split(os.pathsep) ++ inc_dirs = os.getenv('CROSS_CPATH', '').split(os.pathsep) + # OSF/1 and Unixware have some stuff in /usr/ccs/lib (like -ldb) if host_platform in ['osf1', 'unixware7', 'openunix8']: diff --git a/gnu/packages/patches/python-3-search-paths.patch b/gnu/packages/patches/python-3-search-paths.patch index 5fea9c66b6..cf1647207b 100644 --- a/gnu/packages/patches/python-3-search-paths.patch +++ b/gnu/packages/patches/python-3-search-paths.patch @@ -3,7 +3,7 @@ looking for headers and libraries. --- a/setup.py 2015-10-07 23:32:58.891329173 +0200 +++ b/setup.py 2015-10-07 23:46:29.653349924 +0200 -@@ -575,8 +575,8 @@ +@@ -575,15 +575,15 @@ # if a file is found in one of those directories, it can # be assumed that no additional -I,-L directives are needed. if not cross_compiling: @@ -14,3 +14,12 @@ looking for headers and libraries. else: # Add the sysroot paths. 'sysroot' is a compiler option used to # set the logical path of the standard system headers and + # libraries. +- lib_dirs = (self.compiler.library_dirs + ++ lib_dirs = (os.getenv('CROSS_LIBRARY_PATH', '').split(os.pathsep) + + sysroot_paths(('LDFLAGS', 'CC'), system_lib_dirs)) +- inc_dirs = (self.compiler.include_dirs + ++ inc_dirs = (os.getenv('CROSS_CPATH', '').split(os.pathsep) + + sysroot_paths(('CPPFLAGS', 'CFLAGS', 'CC'), + system_include_dirs)) + exts = [] 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 + diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm index b7a664271b..504a468bab 100644 --- a/gnu/packages/python.scm +++ b/gnu/packages/python.scm @@ -109,7 +109,8 @@ (define-public python-2.7 "python-2-deterministic-build-info.patch" "python-2.7-site-prefixes.patch" "python-2.7-source-date-epoch.patch" - "python-2.7-adjust-tests.patch")) + "python-2.7-adjust-tests.patch" + "python-cross-compile.patch")) (modules '((guix build utils))) (snippet '(begin @@ -177,6 +178,12 @@ (define-public python-2.7 (add-before 'configure 'patch-lib-shells (lambda _ + ;; This variable is used in setup.py to enable cross compilation + ;; specific switches. As it is not set properly by configure + ;; script, set it manually. + ,@(if (%current-target-system) + '((setenv "_PYTHON_HOST_PLATFORM" "")) + '()) ;; Filter for existing files, since some may not exist in all ;; versions of python that are built with this recipe. (substitute* (filter file-exists? @@ -256,7 +263,9 @@ (define-public python-2.7 (if (null? opt) "none" (car opt))) (for-each (lambda (file) (apply invoke - `(,(string-append out "/bin/python") + `(,,(if (%current-target-system) + "python2" + '(string-append out "/bin/python")) ,@opt "-m" "compileall" "-f" ; force rebuild @@ -302,7 +311,7 @@ (define-public python-2.7 `(("pkg-config" ,pkg-config) ;; When cross-compiling, a native version of Python itself is needed. ,@(if (%current-target-system) - `(("self" ,this-package) + `(("python2" ,this-package) ("which" ,which)) '()))) (native-search-paths @@ -376,10 +385,11 @@ (define-public python-3.7 ((#:phases phases) `(modify-phases ,phases (add-before 'check 'set-TZDIR - (lambda* (#:key inputs #:allow-other-keys) + (lambda* (#:key inputs native-inputs #:allow-other-keys) ;; test_email requires the Olson time zone database. (setenv "TZDIR" - (string-append (assoc-ref inputs "tzdata") + (string-append (assoc-ref + (or native-inputs inputs) "tzdata") "/share/zoneinfo")) #t)) ;; Unset SOURCE_DATE_EPOCH while running the test-suite and set it @@ -415,6 +425,9 @@ (define-public python-3.7 #t))))))) (native-inputs `(("tzdata" ,tzdata-for-tests) + ,@(if (%current-target-system) + `(("python3" ,this-package)) + '()) ,@(package-native-inputs python-2))) (native-search-paths (list (search-path-specification -- cgit v1.2.3