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From 624c029abcc73c724020ccea9a2b4b5b5c00f2a6 Mon Sep 17 00:00:00 2001
From: Alexander Kanavin <alex.kanavin@gmail.com>
Date: Fri, 31 Mar 2017 15:42:46 +0300
Subject: [PATCH] cross-compile support

We cross compile python. This patch uses tools from host/native
python instead of in-tree tools

-Khem

Upstream-Status: Inappropriate[Configuration Specific]
Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
---
 Makefile.pre.in | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/Makefile.pre.in b/Makefile.pre.in
index a88b7d5..7cb8bb3 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -221,6 +221,7 @@ LIBOBJS=	@LIBOBJS@
 
 PYTHON=		python$(EXE)
 BUILDPYTHON=	python$(BUILDEXE)
+HOSTPYTHON=    $(BUILDPYTHON)
 
 PYTHON_FOR_GEN=@PYTHON_FOR_GEN@
 PYTHON_FOR_BUILD=@PYTHON_FOR_BUILD@
@@ -280,6 +281,7 @@ LIBFFI_INCLUDEDIR=	@LIBFFI_INCLUDEDIR@
 ##########################################################################
 # Parser
 PGEN=		Parser/pgen$(EXE)
+HOSTPGEN=	$(PGEN)$(EXE)
 
 PSRCS=		\
 		Parser/acceler.c \
@@ -510,7 +512,7 @@ build_all_generate_profile:
 
 run_profile_task:
 	: # FIXME: can't run for a cross build
-	$(LLVM_PROF_FILE) $(RUNSHARED) ./$(BUILDPYTHON) $(PROFILE_TASK) || true
+	$(LLVM_PROF_FILE) $(RUNSHARED) $(HOSTPYTHON) $(PROFILE_TASK) || true
 
 build_all_merge_profile:
 	$(LLVM_PROF_MERGER)
@@ -787,7 +789,7 @@ $(IO_OBJS): $(IO_H)
 
 $(GRAMMAR_H): @GENERATED_COMMENT@ $(GRAMMAR_INPUT) $(PGEN)
 	@$(MKDIR_P) Include
-	$(PGEN) $(GRAMMAR_INPUT) $(GRAMMAR_H) $(GRAMMAR_C)
+	$(HOSTPGEN) $(GRAMMAR_INPUT) $(GRAMMAR_H) $(GRAMMAR_C)
 $(GRAMMAR_C): @GENERATED_COMMENT@ $(GRAMMAR_H)
 	touch $(GRAMMAR_C)
 
@@ -976,7 +978,7 @@ $(LIBRARY_OBJS) $(MODOBJS) Programs/python.o: $(PYTHON_HEADERS)
 ######################################################################
 
 TESTOPTS=	$(EXTRATESTOPTS)
-TESTPYTHON=	$(RUNSHARED) ./$(BUILDPYTHON) $(TESTPYTHONOPTS)
+TESTPYTHON=	$(RUNSHARED) $(HOSTPYTHON) $(TESTPYTHONOPTS)
 TESTRUNNER=	$(TESTPYTHON) $(srcdir)/Tools/scripts/run_tests.py
 TESTTIMEOUT=	3600
 
@@ -1468,7 +1470,7 @@ frameworkinstallstructure:	$(LDLIBRARY)
 		fi; \
 	done
 	$(LN) -fsn include/python$(LDVERSION) $(DESTDIR)$(prefix)/Headers
-	sed 's/%VERSION%/'"`$(RUNSHARED) ./$(BUILDPYTHON) -c 'import platform; print(platform.python_version())'`"'/g' < $(RESSRCDIR)/Info.plist > $(DESTDIR)$(prefix)/Resources/Info.plist
+	sed 's/%VERSION%/'"`$(RUNSHARED) $(HOSTPYTHON) -c 'import platform; print(platform.python_version())'`"'/g' < $(RESSRCDIR)/Info.plist > $(DESTDIR)$(prefix)/Resources/Info.plist
 	$(LN) -fsn $(VERSION) $(DESTDIR)$(PYTHONFRAMEWORKINSTALLDIR)/Versions/Current
 	$(LN) -fsn Versions/Current/$(PYTHONFRAMEWORK) $(DESTDIR)$(PYTHONFRAMEWORKINSTALLDIR)/$(PYTHONFRAMEWORK)
 	$(LN) -fsn Versions/Current/Headers $(DESTDIR)$(PYTHONFRAMEWORKINSTALLDIR)/Headers
@@ -1534,7 +1536,7 @@ config.status:	$(srcdir)/configure
 
 # Run reindent on the library
 reindent:
-	./$(BUILDPYTHON) $(srcdir)/Tools/scripts/reindent.py -r $(srcdir)/Lib
+	$(HOSTPYTHON) $(srcdir)/Tools/scripts/reindent.py -r $(srcdir)/Lib
 
 # Rerun configure with the same options as it was run last time,
 # provided the config.status script exists
@@ -1674,7 +1676,7 @@ funny:
 
 # Perform some verification checks on any modified files.
 patchcheck: all
-	$(RUNSHARED) ./$(BUILDPYTHON) $(srcdir)/Tools/scripts/patchcheck.py
+	$(RUNSHARED) ./$(HOSTPYTHON) $(srcdir)/Tools/scripts/patchcheck.py
 
 # Dependencies
 
-- 
2.11.0