1 files changed, 30 insertions, 0 deletions

diff --git a/meta/recipes-devtools/python/python/05-enable-ctypes-cross-build.patch b/meta/recipes-devtools/python/python/05-enable-ctypes-cross-build.patch
new file mode 100644
index 0000000000..a68a20620a
--- /dev/null
+++ b/meta/recipes-devtools/python/python/05-enable-ctypes-cross-build.patch
@@ -0,0 +1,30 @@
+Upstream-Status: Inappropriate [embedded specific]
+
+# CTypes need to know the actual host we are building on.
+# Signed-Off: Michael Dietrich <mdt@emdete.de>
+
+Index: Python-2.6.1/setup.py
+===================================================================
+--- Python-2.6.1.orig/setup.py
++++ Python-2.6.1/setup.py
+@@ -1656,16 +1656,16 @@ class PyBuildExt(build_ext):
+                                          ffi_configfile):
+                 from distutils.dir_util import mkpath
+                 mkpath(ffi_builddir)
+-                config_args = []
++                config_args = ['--host=%s' % os.environ["HOST_SYS"], ]
+ 
+                 # Pass empty CFLAGS because we'll just append the resulting
+                 # CFLAGS to Python's; -g or -O2 is to be avoided.
+-                cmd = "cd %s && env CFLAGS='' '%s/configure' %s" \
+-                      % (ffi_builddir, ffi_srcdir, " ".join(config_args))
++                cmd = "(cd %s && autoconf -W cross) && (cd %s && env CFLAGS='' '%s/configure' %s)" \
++                      % (ffi_srcdir, ffi_builddir, ffi_srcdir, " ".join(config_args))
+ 
+                 res = os.system(cmd)
+                 if res or not os.path.exists(ffi_configfile):
+-                    print "Failed to configure _ctypes module"
++                    print "Failed to configure _ctypes module (res=%d) or missing conffile=%s" % ( res, ffi_configfile )
+                     return False
+ 
+             fficonfig = {}