[NaCl SDK] Handle sources outside root in example build system

native_client_sdk/src/tools/host_vc.mk

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 #
 # GNU Make based build file.  For details on GNU Make see:
 #   http://www.gnu.org/software/make/manual/make.html
 #
 #
 
@@ skipping 25 matching lines @@
 WIN_FLAGS?=-D WIN32 -D _WIN32 -D PTW32_STATIC_LIB
 
 
 #
 # Individual Macros
 #
 # $1 = Source Name
 # $2 = Compile Flags
 #
 define C_COMPILER_RULE
--include $(OUTDIR)/$(basename $(1)).d
-$(OUTDIR)/$(basename $(1)).o : $(1) $(TOP_MAKE) | $(dir $(OUTDIR)/$(basename $(1)))dir.stamp
+$(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp
         $(call LOG,CC,$$@,$(HOST_CC) /Fo$$@ /c $$< $(WIN_OPT_FLAGS) $(2) $(WIN_FLAGS))
 endef
 
 define CXX_COMPILER_RULE
--include $(OUTDIR)/$(basename $(1)).d
-$(OUTDIR)/$(basename $(1)).o : $(1) $(TOP_MAKE) | $(dir $(OUTDIR)/$(basename $(1)))dir.stamp
+$(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp
         $(call LOG,CXX,$$@,$(HOST_CXX) /Fo$$@ -c $$< $(WIN_OPT_FLAGS) $(2) $(WIN_FLAGS))
 endef
 
 
 # $1 = Source Name
 # $2 = POSIX Compile Flags (unused)
 # $3 = VC Compile Flags
 #
 define COMPILE_RULE
-ifeq ('.c','$(suffix $(1))')
+ifeq ($(suffix $(1)),.c)
 $(call C_COMPILER_RULE,$(1),$(3) $(foreach inc,$(INC_PATHS),/I$(inc)))
 else
 $(call CXX_COMPILER_RULE,$(1),$(3) $(foreach inc,$(INC_PATHS),/I$(inc)))
 endif
 endef
 
 
 #
 # LIB Macro
 #
@@ skipping 37 matching lines @@
 # $3 = List of LIBS
 # $4 = List of DEPS
 # $5 = POSIX Linker Switches
 # $6 = VC Linker Switches
 #
 define LINK_RULE
 $(call LINKER_RULE,$(OUTDIR)/$(1)$(HOST_EXT),$(foreach src,$(2),$(OUTDIR)/$(basename $(src)).o),$(3),$(4),$(LIB_PATHS),$(6))
 endef
 
 all : $(LIB_LIST) $(DEPS_LIST)