# -*- make -*- # This creates a shared library. # Input # $(SOURCE) - The source code to use # $(HEADERS) - Exported header files and private header files # $(LIBRARY) - The name of the library without lib or .so # $(MAJOR) - The major version number of this library # $(MINOR) - The minor version number of this library # $(APT_DOMAIN) - The text domain for this library # All output is writtin to .opic files in the build directory to # signify the PIC output. # See defaults.mak for information about LOCAL # Some local definitions LOCAL := lib$(LIBRARY).so.$(MAJOR).$(MINOR) $(LOCAL)-OBJS := $(addprefix $(OBJ)/,$(addsuffix .opic,$(notdir $(basename $(SOURCE))))) $(LOCAL)-DEP := $(addprefix $(DEP)/,$(addsuffix .opic.d,$(notdir $(basename $(SOURCE))))) $(LOCAL)-HEADERS := $(addprefix $(INCLUDE)/,$(HEADERS)) $(LOCAL)-SONAME := lib$(LIBRARY).so.$(MAJOR) $(LOCAL)-VERSIONSCRIPT := $(LIB)/lib$(LIBRARY)-$(MAJOR)-$(MINOR).symver $(LOCAL)-SLIBS := $(SLIBS) $(LOCAL)-LIBRARY := $(LIBRARY) TYPE = src include $(PODOMAIN_H) # Install the command hooks headers: $($(LOCAL)-HEADERS) library: $(LIB)/lib$(LIBRARY).so $(LIB)/lib$(LIBRARY).so.$(MAJOR) clean: clean/$(LOCAL) veryclean: veryclean/$(LOCAL) # Make Directories MKDIRS += $(OBJ) $(DEP) $(LIB) $(dir $($(LOCAL)-HEADERS)) # The clean rules .PHONY: clean/$(LOCAL) veryclean/$(LOCAL) clean/$(LOCAL): -rm -f $($(@F)-OBJS) $($(@F)-DEP) $($(@F)-VERSIONSCRIPT) veryclean/$(LOCAL): clean/$(LOCAL) -rm -f $($(@F)-HEADERS) $(LIB)/lib$($(@F)-LIBRARY)*.so* # Build rules for the two symlinks .PHONY: $(LIB)/lib$(LIBRARY).so.$(MAJOR) $(LIB)/lib$(LIBRARY).so $(LIB)/lib$(LIBRARY).so.$(MAJOR): $(LIB)/lib$(LIBRARY).so.$(MAJOR).$(MINOR) ln -sf $(<F) $@ $(LIB)/lib$(LIBRARY).so: $(LIB)/lib$(LIBRARY).so.$(MAJOR).$(MINOR) ln -sf $(<F) $@ $($(LOCAL)-VERSIONSCRIPT): echo '$(shell echo '$(LIBRARY)' | tr -d '-' | tr 'a-z' 'A-Z')_$(MAJOR) { global: *; };' > $@ # The binary build rule $(LIB)/lib$(LIBRARY).so.$(MAJOR).$(MINOR): $($(LOCAL)-HEADERS) $($(LOCAL)-OBJS) $(LIBRARYDEPENDS) $($(LOCAL)-VERSIONSCRIPT) -rm -f $(LIB)/lib$($(@F)-LIBRARY)*.so* 2> /dev/null echo Building shared library $@ $(CXX) $(CXXSTD) $(CXXFLAGS) $(LDFLAGS) -Wl,--version-script=$($(@F)-VERSIONSCRIPT) $(PICFLAGS) $(LFLAGS) $(LFLAGS_SO)\ -o $@ $(SONAME_MAGIC)$($(@F)-SONAME) -shared \ $(filter %.opic,$^) \ $($(@F)-SLIBS) # Compilation rules vpath %.cc $(SUBDIRS) $(OBJ)/%.opic: %.cc $(LIBRARYDEPENDS) echo Compiling $< to $@ $(CXX) -c $(INLINEDEPFLAG) $(CPPFLAGS) $(CXXSTD) $(CXXFLAGS) $(PICFLAGS) -o $@ $(abspath $<) $(DoDep) # Include the dependencies that are available The_DFiles = $(wildcard $($(LOCAL)-DEP)) ifneq ($(words $(The_DFiles)),0) include $(The_DFiles) endif