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-rw-r--r--Makefile.rules55
1 files changed, 34 insertions, 21 deletions
diff --git a/Makefile.rules b/Makefile.rules
index 2458bd81c4..68f6cf8ec5 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -776,8 +776,10 @@ Sources += $(filter %.cpp %.c %.cc,$(BUILT_SOURCES))
endif
BaseNameSources := $(sort $(basename $(Sources)))
+SourceDirs := $(sort $(dir $(Sources)))
ObjectsO := $(BaseNameSources:%=$(ObjDir)/%.o)
+ObjectDirs := $(SourceDirs:%=$(ObjDir)/%)
#----------------------------------------------------------
# For Mingw MSYS bash and Python/w32:
@@ -814,10 +816,19 @@ $(DESTDIR)$(PROJ_bindir) $(DESTDIR)$(PROJ_libdir) $(DESTDIR)$(PROJ_includedir) $
$(Verb) $(MKDIR) $* > /dev/null
$(Verb) $(DOTDIR_TIMESTAMP_COMMAND) > $@
-.PRECIOUS: $(ObjDir)/.dir $(LibDir)/.dir $(ToolDir)/.dir $(ExmplDir)/.dir
+.PRECIOUS: $(LibDir)/.dir $(ToolDir)/.dir $(ExmplDir)/.dir
.PRECIOUS: $(LLVMLibDir)/.dir $(LLVMToolDir)/.dir $(LLVMExmplDir)/.dir
#---------------------------------------------------------
+# Collect the object directories (as there may be more
+# than one if the source code is spread across
+# subdirectories).
+#---------------------------------------------------------
+
+OBJECT_DIRS := $(ObjDir)/.dir $(ObjectDirs:%=%/.dir)
+.PRECIOUS: $(OBJECT_DIRS)
+
+#---------------------------------------------------------
# Handle the DIRS options for sequential construction
#---------------------------------------------------------
@@ -1432,6 +1443,8 @@ ifeq ($(HOST_OS),HP-UX)
DISABLE_AUTO_DEPENDENCIES=1
endif
+COMPILE_DEPS = $(OBJECT_DIRS) $(BUILT_SOURCES) $(PROJ_MAKEFILE)
+
# Provide rule sets for when dependency generation is enabled
ifndef DISABLE_AUTO_DEPENDENCIES
@@ -1447,27 +1460,27 @@ DEPEND_OPTIONS = -MMD -MP -MF "$(ObjDir)/$*.d.tmp" \
DEPEND_MOVEFILE = then $(MV) -f "$(ObjDir)/$*.d.tmp" "$(ObjDir)/$*.d"; \
else $(RM) "$(ObjDir)/$*.d.tmp"; exit 1; fi
-$(ObjDir)/%.o: %.cpp $(ObjDir)/.dir $(BUILT_SOURCES) $(PROJ_MAKEFILE)
+$(ObjDir)/%.o: %.cpp $(COMPILE_DEPS)
$(Echo) "Compiling $*.cpp for $(BuildMode) build" $(PIC_FLAG)
$(Verb) if $(Compile.CXX) $(DEPEND_OPTIONS) $< -o $(ObjDir)/$*.o ; \
$(DEPEND_MOVEFILE)
-$(ObjDir)/%.o: %.mm $(ObjDir)/.dir $(BUILT_SOURCES) $(PROJ_MAKEFILE)
+$(ObjDir)/%.o: %.mm $(COMPILE_DEPS)
$(Echo) "Compiling $*.mm for $(BuildMode) build" $(PIC_FLAG)
$(Verb) if $(Compile.CXX) $(DEPEND_OPTIONS) $< -o $(ObjDir)/$*.o ; \
$(DEPEND_MOVEFILE)
-$(ObjDir)/%.o: %.cc $(ObjDir)/.dir $(BUILT_SOURCES) $(PROJ_MAKEFILE)
+$(ObjDir)/%.o: %.cc $(COMPILE_DEPS)
$(Echo) "Compiling $*.cc for $(BuildMode) build" $(PIC_FLAG)
$(Verb) if $(Compile.CXX) $(DEPEND_OPTIONS) $< -o $(ObjDir)/$*.o ; \
$(DEPEND_MOVEFILE)
-$(ObjDir)/%.o: %.c $(ObjDir)/.dir $(BUILT_SOURCES) $(PROJ_MAKEFILE)
+$(ObjDir)/%.o: %.c $(COMPILE_DEPS)
$(Echo) "Compiling $*.c for $(BuildMode) build" $(PIC_FLAG)
$(Verb) if $(Compile.C) $(DEPEND_OPTIONS) $< -o $(ObjDir)/$*.o ; \
$(DEPEND_MOVEFILE)
-$(ObjDir)/%.o: %.m $(ObjDir)/.dir $(BUILT_SOURCES) $(PROJ_MAKEFILE)
+$(ObjDir)/%.o: %.m $(COMPILE_DEPS)
$(Echo) "Compiling $*.m for $(BuildMode) build" $(PIC_FLAG)
$(Verb) if $(Compile.C) $(DEPEND_OPTIONS) $< -o $(ObjDir)/$*.o ; \
$(DEPEND_MOVEFILE)
@@ -1475,67 +1488,67 @@ $(ObjDir)/%.o: %.m $(ObjDir)/.dir $(BUILT_SOURCES) $(PROJ_MAKEFILE)
# Provide alternate rule sets if dependencies are disabled
else
-$(ObjDir)/%.o: %.cpp $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.o: %.cpp $(COMPILE_DEPS)
$(Echo) "Compiling $*.cpp for $(BuildMode) build" $(PIC_FLAG)
$(Compile.CXX) $< -o $@
-$(ObjDir)/%.o: %.mm $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.o: %.mm $(COMPILE_DEPS)
$(Echo) "Compiling $*.mm for $(BuildMode) build" $(PIC_FLAG)
$(Compile.CXX) $< -o $@
-$(ObjDir)/%.o: %.cc $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.o: %.cc $(COMPILE_DEPS)
$(Echo) "Compiling $*.cc for $(BuildMode) build" $(PIC_FLAG)
$(Compile.CXX) $< -o $@
-$(ObjDir)/%.o: %.c $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.o: %.c $(COMPILE_DEPS)
$(Echo) "Compiling $*.c for $(BuildMode) build" $(PIC_FLAG)
$(Compile.C) $< -o $@
-$(ObjDir)/%.o: %.m $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.o: %.m $(COMPILE_DEPS)
$(Echo) "Compiling $*.m for $(BuildMode) build" $(PIC_FLAG)
$(Compile.C) $< -o $@
endif
## Rules for building preprocessed (.i/.ii) outputs.
-$(BuildMode)/%.ii: %.cpp $(ObjDir)/.dir $(BUILT_SOURCES)
+$(BuildMode)/%.ii: %.cpp $(COMPILE_DEPS)
$(Echo) "Compiling $*.cpp for $(BuildMode) build to .ii file"
$(Verb) $(Preprocess.CXX) $< -o $@
-$(BuildMode)/%.ii: %.mm $(ObjDir)/.dir $(BUILT_SOURCES)
+$(BuildMode)/%.ii: %.mm $(COMPILE_DEPS)
$(Echo) "Compiling $*.mm for $(BuildMode) build to .ii file"
$(Verb) $(Preprocess.CXX) $< -o $@
-$(BuildMode)/%.ii: %.cc $(ObjDir)/.dir $(BUILT_SOURCES)
+$(BuildMode)/%.ii: %.cc $(COMPILE_DEPS)
$(Echo) "Compiling $*.cc for $(BuildMode) build to .ii file"
$(Verb) $(Preprocess.CXX) $< -o $@
-$(BuildMode)/%.i: %.c $(ObjDir)/.dir $(BUILT_SOURCES)
+$(BuildMode)/%.i: %.c $(COMPILE_DEPS)
$(Echo) "Compiling $*.c for $(BuildMode) build to .i file"
$(Verb) $(Preprocess.C) $< -o $@
-$(BuildMode)/%.i: %.m $(ObjDir)/.dir $(BUILT_SOURCES)
+$(BuildMode)/%.i: %.m $(COMPILE_DEPS)
$(Echo) "Compiling $*.m for $(BuildMode) build to .i file"
$(Verb) $(Preprocess.C) $< -o $@
-$(ObjDir)/%.s: %.cpp $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.s: %.cpp $(COMPILE_DEPS)
$(Echo) "Compiling $*.cpp to asm for $(BuildMode) build" $(PIC_FLAG)
$(Compile.CXX) $< -o $@ -S
-$(ObjDir)/%.s: %.mm $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.s: %.mm $(COMPILE_DEPS)
$(Echo) "Compiling $*.mm to asm for $(BuildMode) build" $(PIC_FLAG)
$(Compile.CXX) $< -o $@ -S
-$(ObjDir)/%.s: %.cc $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.s: %.cc $(COMPILE_DEPS)
$(Echo) "Compiling $*.cc to asm for $(BuildMode) build" $(PIC_FLAG)
$(Compile.CXX) $< -o $@ -S
-$(ObjDir)/%.s: %.c $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.s: %.c $(COMPILE_DEPS)
$(Echo) "Compiling $*.c to asm for $(BuildMode) build" $(PIC_FLAG)
$(Compile.C) $< -o $@ -S
-$(ObjDir)/%.s: %.m $(ObjDir)/.dir $(BUILT_SOURCES)
+$(ObjDir)/%.s: %.m $(COMPILE_DEPS)
$(Echo) "Compiling $*.m to asm for $(BuildMode) build" $(PIC_FLAG)
$(Compile.C) $< -o $@ -S