mirror of
https://github.com/python/cpython
synced 2024-09-05 08:17:45 +00:00
- Issue #14330: For cross builds, don't use host python, use host search paths
for host compiler.
This commit is contained in:
doko@ubuntu.com
parent
b457b9be4d
commit
1abe1c5fe1
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@ -53,6 +53,10 @@ def get_platform ():
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return 'win-ia64'
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return sys.platform
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# Set for cross builds explicitly
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if "_PYTHON_HOST_PLATFORM" in os.environ:
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return os.environ["_PYTHON_HOST_PLATFORM"]
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if os.name != "posix" or not hasattr(os, 'uname'):
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# XXX what about the architecture? NT is Intel or Alpha,
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# Mac OS is M68k or PPC, etc.
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@ -138,6 +138,10 @@ def _safe_realpath(path):
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if os.name == "nt" and "\\pcbuild\\amd64" in _PROJECT_BASE[-14:].lower():
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_PROJECT_BASE = _safe_realpath(os.path.join(_PROJECT_BASE, pardir, pardir))
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# set for cross builds
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if "_PROJECT_BASE" in os.environ:
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_PROJECT_BASE = _safe_realpath(os.environ["_PROJECT_BASE"])
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def _is_python_source_dir(d):
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for fn in ("Setup.dist", "Setup.local"):
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if os.path.isfile(os.path.join(d, "Modules", fn)):
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@ -673,6 +677,10 @@ def get_platform():
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# Mac OS is M68k or PPC, etc.
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return sys.platform
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# Set for cross builds explicitly
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if "_PYTHON_HOST_PLATFORM" in os.environ:
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return os.environ["_PYTHON_HOST_PLATFORM"]
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# Try to distinguish various flavours of Unix
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osname, host, release, version, machine = os.uname()
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@ -194,6 +194,10 @@ LIBOBJS= @LIBOBJS@
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PYTHON= python$(EXE)
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BUILDPYTHON= python$(BUILDEXE)
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PYTHON_FOR_BUILD=@PYTHON_FOR_BUILD@
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_PYTHON_HOST_PLATFORM=@_PYTHON_HOST_PLATFORM@
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HOST_GNU_TYPE= @host@
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# The task to run while instrument when building the profile-opt target
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PROFILE_TASK= $(srcdir)/Tools/pybench/pybench.py -n 2 --with-gc --with-syscheck
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#PROFILE_TASK= $(srcdir)/Lib/test/regrtest.py
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@ -446,6 +450,7 @@ build_all_generate_profile:
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$(MAKE) all CFLAGS="$(CFLAGS) -fprofile-generate" LIBS="$(LIBS) -lgcov"
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run_profile_task:
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: # FIXME: can't run for a cross build
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$(RUNSHARED) ./$(BUILDPYTHON) $(PROFILE_TASK)
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build_all_use_profile:
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@ -462,18 +467,17 @@ $(BUILDPYTHON): Modules/python.o $(LIBRARY) $(LDLIBRARY) $(PY3LIBRARY)
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$(LINKCC) $(PY_LDFLAGS) $(LINKFORSHARED) -o $@ Modules/python.o $(BLDLIBRARY) $(LIBS) $(MODLIBS) $(SYSLIBS) $(LDLAST)
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platform: $(BUILDPYTHON) $(SYSCONFIGDATA)
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$(RUNSHARED) ./$(BUILDPYTHON) -E -c 'import sys ; from sysconfig import get_platform ; print(get_platform()+"-"+sys.version[0:3])' >platform
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$(RUNSHARED) $(PYTHON_FOR_BUILD) -c 'import sys ; from sysconfig import get_platform ; print(get_platform()+"-"+sys.version[0:3])' >platform
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# Generate the sysconfig build-time data
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$(SYSCONFIGDATA): $(BUILDPYTHON)
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$(RUNSHARED) ./$(BUILDPYTHON) -SE -m sysconfig --generate-posix-vars
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$(RUNSHARED) $(PYTHON_FOR_BUILD) -S -m sysconfig --generate-posix-vars
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# Build the shared modules
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sharedmods: $(BUILDPYTHON) $(SYSCONFIGDATA)
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@case $$MAKEFLAGS in \
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*s*) $(RUNSHARED) CC='$(CC)' LDSHARED='$(BLDSHARED)' OPT='$(OPT)' ./$(BUILDPYTHON) -E $(srcdir)/setup.py -q build;; \
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*) $(RUNSHARED) CC='$(CC)' LDSHARED='$(BLDSHARED)' OPT='$(OPT)' ./$(BUILDPYTHON) -E $(srcdir)/setup.py build;; \
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esac
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case $$MAKEFLAGS in *s*) quiet=-q; esac; \
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$(RUNSHARED) CC='$(CC)' LDSHARED='$(BLDSHARED)' OPT='$(OPT)' \
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$(PYTHON_FOR_BUILD) $(srcdir)/setup.py $$quiet build
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# Build static library
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# avoid long command lines, same as LIBRARY_OBJS
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@ -1073,25 +1077,25 @@ libinstall: build_all $(srcdir)/Lib/$(PLATDIR) $(srcdir)/Modules/xxmodule.c
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$(DESTDIR)$(LIBDEST)/distutils/tests ; \
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fi
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-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
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./$(BUILDPYTHON) -Wi $(DESTDIR)$(LIBDEST)/compileall.py \
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$(PYTHON_FOR_BUILD) -Wi $(DESTDIR)$(LIBDEST)/compileall.py \
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-d $(LIBDEST) -f \
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-x 'bad_coding|badsyntax|site-packages|lib2to3/tests/data' \
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$(DESTDIR)$(LIBDEST)
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-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
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./$(BUILDPYTHON) -Wi -O $(DESTDIR)$(LIBDEST)/compileall.py \
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$(PYTHON_FOR_BUILD) -Wi -O $(DESTDIR)$(LIBDEST)/compileall.py \
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-d $(LIBDEST) -f \
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-x 'bad_coding|badsyntax|site-packages|lib2to3/tests/data' \
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$(DESTDIR)$(LIBDEST)
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-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
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./$(BUILDPYTHON) -Wi $(DESTDIR)$(LIBDEST)/compileall.py \
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$(PYTHON_FOR_BUILD) -Wi $(DESTDIR)$(LIBDEST)/compileall.py \
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-d $(LIBDEST)/site-packages -f \
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-x badsyntax $(DESTDIR)$(LIBDEST)/site-packages
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-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
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./$(BUILDPYTHON) -Wi -O $(DESTDIR)$(LIBDEST)/compileall.py \
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$(PYTHON_FOR_BUILD) -Wi -O $(DESTDIR)$(LIBDEST)/compileall.py \
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-d $(LIBDEST)/site-packages -f \
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-x badsyntax $(DESTDIR)$(LIBDEST)/site-packages
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-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
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./$(BUILDPYTHON) -Wi -c "import lib2to3.pygram, lib2to3.patcomp;lib2to3.patcomp.PatternCompiler()"
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$(PYTHON_FOR_BUILD) -Wi -c "import lib2to3.pygram, lib2to3.patcomp;lib2to3.patcomp.PatternCompiler()"
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# Create the PLATDIR source directory, if one wasn't distributed..
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$(srcdir)/Lib/$(PLATDIR):
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@ -1185,7 +1189,7 @@ libainstall: all python-config
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# Install the dynamically loadable modules
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# This goes into $(exec_prefix)
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sharedinstall: sharedmods
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$(RUNSHARED) ./$(BUILDPYTHON) -E $(srcdir)/setup.py install \
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$(RUNSHARED) $(PYTHON_FOR_BUILD) $(srcdir)/setup.py install \
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--prefix=$(prefix) \
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--install-scripts=$(BINDIR) \
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--install-platlib=$(DESTSHARED) \
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@ -1257,7 +1261,7 @@ frameworkinstallextras:
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# This installs a few of the useful scripts in Tools/scripts
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scriptsinstall:
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SRCDIR=$(srcdir) $(RUNSHARED) \
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./$(BUILDPYTHON) $(srcdir)/Tools/scripts/setup.py install \
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$(PYTHON_FOR_BUILD) $(srcdir)/Tools/scripts/setup.py install \
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--prefix=$(prefix) \
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--install-scripts=$(BINDIR) \
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--root=$(DESTDIR)/
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52
configure
vendored
52
configure
vendored
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@ -682,6 +682,7 @@ CC
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EXPORT_MACOSX_DEPLOYMENT_TARGET
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CONFIGURE_MACOSX_DEPLOYMENT_TARGET
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SGI_ABI
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_PYTHON_HOST_PLATFORM
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MACHDEP
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FRAMEWORKINSTALLAPPSPREFIX
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FRAMEWORKUNIXTOOLSPREFIX
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@ -700,6 +701,7 @@ UNIVERSALSDK
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CONFIG_ARGS
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SOVERSION
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VERSION
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PYTHON_FOR_BUILD
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host_os
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host_vendor
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host_cpu
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@ -2880,6 +2882,29 @@ case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
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if test "$cross_compiling" = yes; then
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for python interpreter for cross build" >&5
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$as_echo_n "checking for python interpreter for cross build... " >&6; }
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if test -z "$PYTHON_FOR_BUILD"; then
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for interp in python$PACKAGE_VERSION python3 python; do
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which $interp >/dev/null 2>&1 || continue
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if $interp -c 'import sys;sys.exit(not sys.version_info[:2] >= (3,3))'; then
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break
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fi
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interp=
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done
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if test x$interp = x; then
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as_fn_error $? "python$PACKAGE_VERSION interpreter not found" "$LINENO" 5
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $interp" >&5
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$as_echo "$interp" >&6; }
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PYTHON_FOR_BUILD="_PROJECT_BASE=$srcdir"' _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(srcdir)/Lib:$(srcdir)/Lib/plat-$(MACHDEP) '$interp
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fi
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else
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PYTHON_FOR_BUILD='./$(BUILDPYTHON) -E'
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fi
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if test "$prefix" != "/"; then
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prefix=`echo "$prefix" | sed -e 's/\/$//g'`
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@ -3218,6 +3243,29 @@ then
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esac
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fi
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if test "$cross_compiling" = yes; then
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case "$host" in
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*-*-linux*)
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case "$host_cpu" in
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arm*)
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_host_cpu=arm
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;;
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*)
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_host_cpu=$host_cpu
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esac
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;;
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*-*-cygwin*)
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_host_cpu=
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;;
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*)
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# for now, limit cross builds to known configurations
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MACHDEP="unknown"
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as_fn_error $? "cross build not supported for $host" "$LINENO" 5
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esac
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_PYTHON_HOST_PLATFORM="$MACHDEP${_host_cpu:+-$_host_cpu}"
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fi
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# Some systems cannot stand _XOPEN_SOURCE being defined at all; they
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# disable features if it is defined, without any means to access these
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# features as extensions. For these systems, we skip the definition of
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@ -5540,6 +5588,10 @@ else # shared is disabled
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esac
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fi
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if test "$cross_compiling" = yes; then
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RUNSHARED=
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LDLIBRARY" >&5
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$as_echo "$LDLIBRARY" >&6; }
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48
configure.ac
48
configure.ac
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@ -35,6 +35,27 @@ AC_CONFIG_HEADER(pyconfig.h)
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AC_CANONICAL_HOST
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if test "$cross_compiling" = yes; then
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AC_MSG_CHECKING([for python interpreter for cross build])
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if test -z "$PYTHON_FOR_BUILD"; then
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for interp in python$PACKAGE_VERSION python3 python; do
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which $interp >/dev/null 2>&1 || continue
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if $interp -c 'import sys;sys.exit(not sys.version_info@<:@:2@:>@ >= (3,3))'; then
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break
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fi
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interp=
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done
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if test x$interp = x; then
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AC_MSG_ERROR([python$PACKAGE_VERSION interpreter not found])
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fi
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AC_MSG_RESULT($interp)
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PYTHON_FOR_BUILD="_PROJECT_BASE=$srcdir"' _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(srcdir)/Lib:$(srcdir)/Lib/plat-$(MACHDEP) '$interp
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fi
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else
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PYTHON_FOR_BUILD='./$(BUILDPYTHON) -E'
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fi
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AC_SUBST(PYTHON_FOR_BUILD)
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dnl Ensure that if prefix is specified, it does not end in a slash. If
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dnl it does, we get path names containing '//' which is both ugly and
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dnl can cause trouble.
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@ -352,6 +373,29 @@ then
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'') MACHDEP="unknown";;
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esac
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fi
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AC_SUBST(_PYTHON_HOST_PLATFORM)
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if test "$cross_compiling" = yes; then
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case "$host" in
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*-*-linux*)
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case "$host_cpu" in
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arm*)
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_host_cpu=arm
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;;
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*)
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_host_cpu=$host_cpu
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esac
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;;
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*-*-cygwin*)
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_host_cpu=
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;;
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*)
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# for now, limit cross builds to known configurations
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MACHDEP="unknown"
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AC_MSG_ERROR([cross build not supported for $host])
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esac
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_PYTHON_HOST_PLATFORM="$MACHDEP${_host_cpu:+-$_host_cpu}"
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fi
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# Some systems cannot stand _XOPEN_SOURCE being defined at all; they
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# disable features if it is defined, without any means to access these
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@ -913,6 +957,10 @@ else # shared is disabled
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esac
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fi
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if test "$cross_compiling" = yes; then
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RUNSHARED=
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fi
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AC_MSG_RESULT($LDLIBRARY)
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AC_PROG_RANLIB
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85
setup.py
85
setup.py
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@ -15,7 +15,12 @@
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from distutils.command.build_scripts import build_scripts
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from distutils.spawn import find_executable
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cross_compiling = "_PYTHON_HOST_PLATFORM" in os.environ
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def get_platform():
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# cross build
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if "_PYTHON_HOST_PLATFORM" in os.environ:
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return os.environ["_PYTHON_HOST_PLATFORM"]
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# Get value of sys.platform
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if sys.platform.startswith('osf1'):
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return 'osf1'
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@ -23,7 +28,7 @@ def get_platform():
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host_platform = get_platform()
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# Were we compiled --with-pydebug or with #define Py_DEBUG?
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COMPILED_WITH_PYDEBUG = hasattr(sys, 'gettotalrefcount')
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COMPILED_WITH_PYDEBUG = ('--with-pydebug' in sysconfig.get_config_var("CONFIG_ARGS"))
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# This global variable is used to hold the list of modules to be disabled.
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disabled_module_list = []
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@ -334,6 +339,10 @@ def build_extension(self, ext):
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# cached. Clear that cache before trying to import.
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sys.path_importer_cache.clear()
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# Don't try to load extensions for cross builds
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if cross_compiling:
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return
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try:
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imp.load_dynamic(ext.name, ext_filename)
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except ImportError as why:
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@ -370,12 +379,15 @@ def add_multiarch_paths(self):
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# https://wiki.ubuntu.com/MultiarchSpec
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if not find_executable('dpkg-architecture'):
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return
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opt = ''
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if cross_compiling:
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opt = '-t' + sysconfig.get_config_var('HOST_GNU_TYPE')
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tmpfile = os.path.join(self.build_temp, 'multiarch')
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if not os.path.exists(self.build_temp):
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os.makedirs(self.build_temp)
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ret = os.system(
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'dpkg-architecture -qDEB_HOST_MULTIARCH > %s 2> /dev/null' %
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tmpfile)
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'dpkg-architecture %s -qDEB_HOST_MULTIARCH > %s 2> /dev/null' %
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(opt, tmpfile))
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try:
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if ret >> 8 == 0:
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with open(tmpfile) as fp:
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@ -387,12 +399,46 @@ def add_multiarch_paths(self):
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finally:
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os.unlink(tmpfile)
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def add_gcc_paths(self):
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gcc = sysconfig.get_config_var('CC')
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tmpfile = os.path.join(self.build_temp, 'gccpaths')
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if not os.path.exists(self.build_temp):
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os.makedirs(self.build_temp)
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ret = os.system('%s -E -v - </dev/null 2>%s 1>/dev/null' % (gcc, tmpfile))
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is_gcc = False
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in_incdirs = False
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inc_dirs = []
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lib_dirs = []
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try:
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if ret >> 8 == 0:
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with open(tmpfile) as fp:
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for line in fp.readlines():
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if line.startswith("gcc version"):
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is_gcc = True
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elif line.startswith("#include <...>"):
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in_incdirs = True
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elif line.startswith("End of search list"):
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in_incdirs = False
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elif is_gcc and line.startswith("LIBRARY_PATH"):
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for d in line.strip().split("=")[1].split(":"):
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d = os.path.normpath(d)
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if '/gcc/' not in d:
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add_dir_to_list(self.compiler.library_dirs,
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d)
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elif is_gcc and in_incdirs and '/gcc/' not in line:
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add_dir_to_list(self.compiler.include_dirs,
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line.strip())
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finally:
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os.unlink(tmpfile)
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def detect_modules(self):
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# Ensure that /usr/local is always used, but the local build
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# directories (i.e. '.' and 'Include') must be first. See issue
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# 10520.
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add_dir_to_list(self.compiler.library_dirs, '/usr/local/lib')
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add_dir_to_list(self.compiler.include_dirs, '/usr/local/include')
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if not cross_compiling:
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add_dir_to_list(self.compiler.library_dirs, '/usr/local/lib')
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add_dir_to_list(self.compiler.include_dirs, '/usr/local/include')
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self.add_gcc_paths()
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self.add_multiarch_paths()
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# Add paths specified in the environment variables LDFLAGS and
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@ -443,11 +489,18 @@ def detect_modules(self):
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# 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 + [
|
||||
'/lib64', '/usr/lib64',
|
||||
'/lib', '/usr/lib',
|
||||
]
|
||||
inc_dirs = self.compiler.include_dirs + ['/usr/include']
|
||||
inc_dirs = self.compiler.include_dirs[:]
|
||||
lib_dirs = self.compiler.library_dirs[:]
|
||||
if not cross_compiling:
|
||||
for d in (
|
||||
'/usr/include',
|
||||
):
|
||||
add_dir_to_list(inc_dirs, d)
|
||||
for d in (
|
||||
'/lib64', '/usr/lib64',
|
||||
'/lib', '/usr/lib',
|
||||
):
|
||||
add_dir_to_list(lib_dirs, d)
|
||||
exts = []
|
||||
missing = []
|
||||
|
||||
|
|
@ -596,8 +649,6 @@ def detect_modules(self):
|
|||
os.makedirs(self.build_temp)
|
||||
# Determine if readline is already linked against curses or tinfo.
|
||||
if do_readline:
|
||||
# FIXME: needs patch from issue #14330
|
||||
cross_compiling = False
|
||||
if cross_compiling:
|
||||
ret = os.system("%s -d %s | grep '(NEEDED)' > %s" \
|
||||
% (sysconfig.get_config_var('READELF'),
|
||||
|
|
@ -839,6 +890,9 @@ def gen_db_minor_ver_nums(major):
|
|||
db_inc_paths.append('/pkg/db-3.%d/include' % x)
|
||||
db_inc_paths.append('/opt/db-3.%d/include' % x)
|
||||
|
||||
if cross_compiling:
|
||||
db_inc_paths = []
|
||||
|
||||
# Add some common subdirectories for Sleepycat DB to the list,
|
||||
# based on the standard include directories. This way DB3/4 gets
|
||||
# picked up when it is installed in a non-standard prefix and
|
||||
|
|
@ -975,7 +1029,9 @@ class db_found(Exception): pass
|
|||
'/usr/local/include',
|
||||
'/usr/local/include/sqlite',
|
||||
'/usr/local/include/sqlite3',
|
||||
]
|
||||
]
|
||||
if cross_compiling:
|
||||
sqlite_inc_paths = []
|
||||
MIN_SQLITE_VERSION_NUMBER = (3, 0, 8)
|
||||
MIN_SQLITE_VERSION = ".".join([str(x)
|
||||
for x in MIN_SQLITE_VERSION_NUMBER])
|
||||
|
|
@ -1710,7 +1766,8 @@ def configure_ctypes(self, ext):
|
|||
ffi_configfile):
|
||||
from distutils.dir_util import mkpath
|
||||
mkpath(ffi_builddir)
|
||||
config_args = []
|
||||
config_args = [arg for arg in sysconfig.get_config_var("CONFIG_ARGS").split()
|
||||
if (('--host=' in arg) or ('--build=' in arg))]
|
||||
|
||||
# Pass empty CFLAGS because we'll just append the resulting
|
||||
# CFLAGS to Python's; -g or -O2 is to be avoided.
|
||||
|
|
|
|||
Loading…
Reference in a new issue