Add HOST_CROSS_OS
Instead of using recursive make to change the HOST_OS when building the
windows SDK under linux, add the concept of cross-building to another
host os.
Bug: 23566667
Change-Id: I6dc525b601b6251d458d197c30bf4660d7485502
diff --git a/core/prebuilt.mk b/core/prebuilt.mk
index d3f9d1a..ed25f71 100644
--- a/core/prebuilt.mk
+++ b/core/prebuilt.mk
@@ -8,6 +8,7 @@
ifdef LOCAL_IS_HOST_MODULE
my_prefix := HOST_
+ LOCAL_HOST_PREFIX :=
else
my_prefix := TARGET_
endif
@@ -52,4 +53,26 @@
LOCAL_2ND_ARCH_VAR_PREFIX :=
+ifdef LOCAL_IS_HOST_MODULE
+ifdef HOST_CROSS_OS
+ifneq (,$(filter EXECUTABLES STATIC_LIBRARIES SHARED_LIBRARIES,$(LOCAL_MODULE_CLASS)))
+my_prefix := HOST_CROSS_
+LOCAL_HOST_PREFIX := $(my_prefix)
+include $(BUILD_SYSTEM)/module_arch_supported.mk
+ifeq ($(my_module_arch_supported),true)
+# host cross compilation is supported
+OVERRIDE_BUILT_MODULE_PATH :=
+LOCAL_BUILT_MODULE :=
+LOCAL_INSTALLED_MODULE :=
+LOCAL_MODULE_STEM :=
+LOCAL_BUILT_MODULE_STEM :=
+LOCAL_INSTALLED_MODULE_STEM :=
+LOCAL_INTERMEDIATE_TARGETS :=
+include $(BUILD_SYSTEM)/prebuilt_internal.mk
+endif
+LOCAL_HOST_PREFIX :=
+endif
+endif
+endif
+
my_module_arch_supported :=