Parameterize target-obj/lib/soname-extension

Make it more friendly to plugin

Change-Id: Iecc7ef66dd67d98449832c414e8d2cec9ea033c3
diff --git a/build/core/build-binary.mk b/build/core/build-binary.mk
index 379c323..66ff928 100644
--- a/build/core/build-binary.mk
+++ b/build/core/build-binary.mk
@@ -239,9 +239,9 @@
 #
 LOCAL_OBJECTS := $(LOCAL_SRC_FILES)
 $(foreach _ext,$(all_source_extensions),\
-    $(eval LOCAL_OBJECTS := $$(LOCAL_OBJECTS:%$(_ext)=%.o))\
+    $(eval LOCAL_OBJECTS := $$(LOCAL_OBJECTS:%$(_ext)=%$$(TARGET_OBJ_EXTENSION)))\
 )
-LOCAL_OBJECTS := $(filter %.o,$(LOCAL_OBJECTS))
+LOCAL_OBJECTS := $(filter %$(TARGET_OBJ_EXTENSION),$(LOCAL_OBJECTS))
 LOCAL_OBJECTS := $(subst ../,__/,$(LOCAL_OBJECTS))
 LOCAL_OBJECTS := $(foreach _obj,$(LOCAL_OBJECTS),$(LOCAL_OBJS_DIR)/$(_obj))
 
@@ -259,7 +259,7 @@
 #
 ifneq (,$(call module-has-c++-features,$(LOCAL_MODULE),rtti exceptions))
     ifeq (system,$(NDK_APP_STL))
-      LOCAL_LDLIBS := $(LOCAL_LDLIBS) $(call host-path,$(NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/$(TOOLCHAIN_VERSION)/libs/$(TARGET_ARCH_ABI)/libsupc++.a)
+      LOCAL_LDLIBS := $(LOCAL_LDLIBS) $(call host-path,$(NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/$(TOOLCHAIN_VERSION)/libs/$(TARGET_ARCH_ABI)/libsupc++$(TARGET_LIB_EXTENSION))
     endif
 endif
 
diff --git a/build/core/build-shared-library.mk b/build/core/build-shared-library.mk
index 159aebb..f2e98f8 100644
--- a/build/core/build-shared-library.mk
+++ b/build/core/build-shared-library.mk
@@ -27,7 +27,7 @@
 # we are building target objects
 my := TARGET_
 
-$(call handle-module-filename,lib,.so)
+$(call handle-module-filename,lib,$(TARGET_SONAME_EXTENSION))
 $(call handle-module-built)
 
 LOCAL_MODULE_CLASS := SHARED_LIBRARY
diff --git a/build/core/build-static-library.mk b/build/core/build-static-library.mk
index cab3758..be30e74 100644
--- a/build/core/build-static-library.mk
+++ b/build/core/build-static-library.mk
@@ -26,7 +26,7 @@
 # we are building target objects
 my := TARGET_
 
-$(call handle-module-filename,lib,.a)
+$(call handle-module-filename,lib,$(TARGET_LIB_EXTENSION))
 $(call handle-module-built)
 
 LOCAL_MODULE_CLASS := STATIC_LIBRARY
diff --git a/build/core/default-build-commands.mk b/build/core/default-build-commands.mk
index 1f1c230..79e2c6b 100644
--- a/build/core/default-build-commands.mk
+++ b/build/core/default-build-commands.mk
@@ -123,3 +123,7 @@
 TARGET_ARFLAGS := crs
 
 TARGET_STRIP    = $(TOOLCHAIN_PREFIX)strip
+
+TARGET_OBJ_EXTENSION := .o
+TARGET_LIB_EXTENSION := .a
+TARGET_SONAME_EXTENSION := .so
diff --git a/build/core/definitions.mk b/build/core/definitions.mk
index 8b8d5a0..8e3aaf0 100644
--- a/build/core/definitions.mk
+++ b/build/core/definitions.mk
@@ -1002,7 +1002,7 @@
         $(call __ndk_info,$(LOCAL_MAKEFILE):$(LOCAL_MODULE): LOCAL_MODULE_FILENAME must not contain spaces)\
         $(call __ndk_error,Plase correct error. Aborting)\
     )\
-    $(if $(filter %.a %.so,$(LOCAL_MODULE_FILENAME)),\
+    $(if $(filter %$(TARGET_LIB_EXTENSION) %$(TARGET_SONAME_EXTENSION),$(LOCAL_MODULE_FILENAME)),\
         $(call __ndk_info,$(LOCAL_MAKEFILE):$(LOCAL_MODULE): LOCAL_MODULE_FILENAME should not include file extensions)\
     )\
   )
@@ -1029,7 +1029,7 @@
     $$(call __ndk_info,$$(LOCAL_MAKEFILE):$$(LOCAL_MODULE): LOCAL_MODULE_FILENAME must not contain any space)
     $$(call __ndk_error,Aborting)
 endif
-ifneq (,$$(filter %.a %.so,$$(LOCAL_MODULE_FILENAME)))
+ifneq (,$$(filter %$$(TARGET_LIB_EXTENSION) %$$(TARGET_SONAME_EXTENSION),$$(LOCAL_MODULE_FILENAME)))
     $$(call __ndk_info,$$(LOCAL_MAKEFILE):$$(LOCAL_MODULE): LOCAL_MODULE_FILENAME must not contain a file extension)
     $$(call __ndk_error,Aborting)
 endif
@@ -1067,8 +1067,8 @@
 LOCAL_MODULE_FILENAME := $$(strip $$(LOCAL_MODULE_FILENAME))
 ifndef LOCAL_MODULE_FILENAME
     LOCAL_MODULE_FILENAME := $$(notdir $(LOCAL_SRC_FILES))
-    LOCAL_MODULE_FILENAME := $$(LOCAL_MODULE_FILENAME:%.a=%)
-    LOCAL_MODULE_FILENAME := $$(LOCAL_MODULE_FILENAME:%.so=%)
+    LOCAL_MODULE_FILENAME := $$(LOCAL_MODULE_FILENAME:%$$(TARGET_LIB_EXTENSION)=%)
+    LOCAL_MODULE_FILENAME := $$(LOCAL_MODULE_FILENAME:%$$(TARGET_SONAME_EXTENSION)=%)
 endif
 LOCAL_MODULE_FILENAME := $$(LOCAL_MODULE_FILENAME)$1
 $$(eval $$(call ev-check-module-filename))
@@ -1333,7 +1333,7 @@
     $(subst ../,__/,\
         $(eval __obj := $1)\
         $(foreach __ext,.c .s .S $(LOCAL_CPP_EXTENSION),\
-            $(eval __obj := $(__obj:%$(__ext)=%.o))\
+            $(eval __obj := $(__obj:%$(__ext)=%$(TARGET_OBJ_EXTENSION)))\
         )\
         $(__obj)\
     ))
@@ -1445,8 +1445,8 @@
   _ORG_FLAGS := $$(_FLAGS)
   _ORG_TEXT  := $$(_TEXT)
 
-  _OBJ_ASM_ORIGINAL := $$(patsubst %.o,%.s,$$(_ORG_OBJ))
-  _OBJ_ASM_FILTERED := $$(patsubst %.o,%.filtered.s,$$(_ORG_OBJ))
+  _OBJ_ASM_ORIGINAL := $$(patsubst %$$(TARGET_OBJ_EXTENSION),%.s,$$(_ORG_OBJ))
+  _OBJ_ASM_FILTERED := $$(patsubst %$$(TARGET_OBJ_EXTENSION),%.filtered.s,$$(_ORG_OBJ))
 
   # If the source file is a plain assembler file, we're going to
   # use it directly in our filter.
@@ -1723,12 +1723,12 @@
 
 # static libraries:
 # <foo> -> lib<foo>.a by default
-$(call module-class-register,STATIC_LIBRARY,lib,.a)
+$(call module-class-register,STATIC_LIBRARY,lib,$(TARGET_LIB_EXTENSION))
 
 # shared libraries:
 # <foo> -> lib<foo>.so
 # a shared library is installable.
-$(call module-class-register-installable,SHARED_LIBRARY,lib,.so)
+$(call module-class-register-installable,SHARED_LIBRARY,lib,$(TARGET_SONAME_EXTENSION))
 
 # executable
 # <foo> -> <foo>
diff --git a/build/core/prebuilt-library.mk b/build/core/prebuilt-library.mk
index 91e8f3c..4c7d93d 100644
--- a/build/core/prebuilt-library.mk
+++ b/build/core/prebuilt-library.mk
@@ -47,7 +47,7 @@
 
 # If LOCAL_MODULE_FILENAME is defined, it will be used to name the file
 # in the TARGET_OUT directory, and then the installation one. Note that
-# if shouldn't have an .a or .so extension nor contain directory separators.
+# it shouldn't have an .a or .so extension nor contain directory separators.
 #
 # If the variable is not defined, we determine its value from LOCAL_SRC_FILES
 #
diff --git a/build/core/prebuilt-shared-library.mk b/build/core/prebuilt-shared-library.mk
index afe5e4b..77ccb11 100644
--- a/build/core/prebuilt-shared-library.mk
+++ b/build/core/prebuilt-shared-library.mk
@@ -22,6 +22,6 @@
 LOCAL_MAKEFILE     := $(local-makefile)
 
 LOCAL_PREBUILT_PREFIX := lib
-LOCAL_PREBUILT_SUFFIX := .so
+LOCAL_PREBUILT_SUFFIX := $(TARGET_SONAME_EXTENSION)
 
 include $(BUILD_SYSTEM)/prebuilt-library.mk
diff --git a/build/core/prebuilt-static-library.mk b/build/core/prebuilt-static-library.mk
index 26087c3..07d981b 100644
--- a/build/core/prebuilt-static-library.mk
+++ b/build/core/prebuilt-static-library.mk
@@ -22,7 +22,7 @@
 LOCAL_MAKEFILE     := $(local-makefile)
 
 LOCAL_PREBUILT_PREFIX := lib
-LOCAL_PREBUILT_SUFFIX := .a
+LOCAL_PREBUILT_SUFFIX := $(TARGET_LIB_EXTENSION)
 
 # Prebuilt static libraries don't need to be copied to TARGET_OUT
 # to facilitate debugging, so use the prebuilt version directly
diff --git a/build/core/setup-app.mk b/build/core/setup-app.mk
index c972bbc..1e27dc3 100644
--- a/build/core/setup-app.mk
+++ b/build/core/setup-app.mk
@@ -72,7 +72,7 @@
 ifeq ($(NDK_APP.$(_app).cleaned_binaries),)
     NDK_APP.$(_app).cleaned_binaries := true
     clean-installed-binaries::
-	$(hide) $(call host-rm,$(NDK_ALL_ABIS:%=$(NDK_APP_PROJECT_PATH)/libs/%/lib*.so))
+	$(hide) $(call host-rm,$(NDK_ALL_ABIS:%=$(NDK_APP_PROJECT_PATH)/libs/%/lib*$(TARGET_SONAME_EXTENSION)))
 	$(hide) $(call host-rm,$(NDK_ALL_ABIS:%=$(NDK_APP_PROJECT_PATH)/libs/%/gdbserver))
 	$(hide) $(call host-rm,$(NDK_ALL_ABIS:%=$(NDK_APP_PROJECT_PATH)/libs/%/gdb.setup))
 endif
diff --git a/build/core/setup-toolchain.mk b/build/core/setup-toolchain.mk
index 978c4c8..6397772 100644
--- a/build/core/setup-toolchain.mk
+++ b/build/core/setup-toolchain.mk
@@ -66,6 +66,10 @@
         # TARGET_TOOLCHAIN_BASE will be 'foo-bar-zoo'
         #
         TARGET_TOOLCHAIN_BASE := $(subst $(space),-,$(call chop,$(subst -,$(space),$(TARGET_TOOLCHAIN))))
+        # if TARGET_TOOLCHAIN_BASE is llvm, remove clang from NDK_TOOLCHAIN_VERSION
+        ifeq ($(TARGET_TOOLCHAIN_BASE),llvm)
+            NDK_TOOLCHAIN_VERSION := $(subst clang,,$(NDK_TOOLCHAIN_VERSION))
+        endif
         TARGET_TOOLCHAIN := $(TARGET_TOOLCHAIN_BASE)-$(NDK_TOOLCHAIN_VERSION)
         $(call ndk_log,Using target toolchain '$(TARGET_TOOLCHAIN)' for '$(TARGET_ARCH_ABI)' ABI (through NDK_TOOLCHAIN_VERSION))
     else
@@ -144,6 +148,7 @@
 NDK_APP_GDBSETUP := $(NDK_APP_DST_DIR)/gdb.setup
 
 ifeq ($(NDK_APP_DEBUGGABLE),true)
+ifeq ($(TARGET_SONAME_EXTENSION),.so)
 
 installed_modules: $(NDK_APP_GDBSERVER)
 
@@ -173,6 +178,7 @@
 # This prevents parallel execution to clear gdb.setup after it has been written to
 $(NDK_APP_GDBSETUP): clean-installed-binaries
 endif
+endif
 
 # free the dictionary of LOCAL_MODULE definitions
 $(call modules-clear)