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-rw-r--r--package/python3/python3-006-reread-environment.patch63
1 files changed, 63 insertions, 0 deletions
diff --git a/package/python3/python3-006-reread-environment.patch b/package/python3/python3-006-reread-environment.patch
new file mode 100644
index 000000000..752b15a4e
--- /dev/null
+++ b/package/python3/python3-006-reread-environment.patch
@@ -0,0 +1,63 @@
+Make sure setup.py reads the correct CONFIG_ARGS
+
+The setup.py script that builds and installs all the Python modules
+shipped with the interpreter looks at the CONFIG_ARGS variable stored
+in the "sysconfig" module to look at the ./configure options and
+adjust its behaviour accordingly.
+
+Unfortunately, when cross-compiling, the value of CONFIG_ARGS returned
+by the sysconfig are the one passed to the ./configure script of the
+*host* Python and not the one we're currently building for the target.
+
+In order to avoid that, we re-initialize the values in the sysconfig
+module by re-reading the environment at the beginning of the setup.py
+script, and we make sure that the CONFIG_ARGS variable is actually
+part of the environment of setup.py.
+
+See the beginning of
+http://article.gmane.org/gmane.comp.python.devel/99772 for the
+inspiration.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+
+---
+ Makefile.pre.in | 4 +++-
+ setup.py | 3 +++
+ 2 files changed, 6 insertions(+), 1 deletion(-)
+
+Index: Python-3.3.0/setup.py
+===================================================================
+--- Python-3.3.0.orig/setup.py
++++ Python-3.3.0/setup.py
+@@ -30,6 +30,9 @@
+ # Were we compiled --with-pydebug or with #define Py_DEBUG?
+ COMPILED_WITH_PYDEBUG = ('--with-pydebug' in sysconfig.get_config_var("CONFIG_ARGS"))
+
++sysconfig.get_config_vars()
++sysconfig._CONFIG_VARS.update(os.environ)
++
+ # This global variable is used to hold the list of modules to be disabled.
+ disabled_module_list = []
+
+Index: Python-3.3.0/Makefile.pre.in
+===================================================================
+--- Python-3.3.0.orig/Makefile.pre.in
++++ Python-3.3.0/Makefile.pre.in
+@@ -478,6 +478,7 @@
+ sharedmods: $(BUILDPYTHON) pybuilddir.txt
+ case $$MAKEFLAGS in *s*) quiet=-q; esac; \
+ $(RUNSHARED) CC='$(CC)' LDSHARED='$(BLDSHARED)' OPT='$(OPT)' \
++ CONFIG_ARGS="$(CONFIG_ARGS)" \
+ $(PYTHON_FOR_BUILD) $(srcdir)/setup.py $$quiet build
+
+ # Build static library
+@@ -1183,7 +1184,8 @@
+ # Install the dynamically loadable modules
+ # This goes into $(exec_prefix)
+ sharedinstall: sharedmods
+- $(RUNSHARED) $(PYTHON_FOR_BUILD) $(srcdir)/setup.py install \
++ $(RUNSHARED) CONFIG_ARGS="$(CONFIG_ARGS)" \
++ $(PYTHON_FOR_BUILD) $(srcdir)/setup.py install \
+ --prefix=$(prefix) \
+ --install-scripts=$(BINDIR) \
+ --install-platlib=$(DESTSHARED) \