3 # This creates a shared library.
6 # $(SOURCE) - The source code to use
7 # $(HEADERS) - Exported header files and private header files
8 # $(LIBRARY) - The name of the library without lib or .so
9 # $(MAJOR) - The major version number of this library
10 # $(MINOR) - The minor version number of this library
12 # All output is writtin to .opic files in the build directory to
13 # signify the PIC output.
15 # See defaults.mak for information about LOCAL
17 # Some local definitions
18 LOCAL := lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR)
19 $(LOCAL)-OBJS := $(addprefix $(OBJ)/,$(addsuffix .opic,$(notdir $(basename $(SOURCE)))))
20 $(LOCAL)-DEP := $(addprefix $(DEP)/,$(addsuffix .opic.d,$(notdir $(basename $(SOURCE)))))
21 $(LOCAL)-HEADERS := $(addprefix $(INCLUDE)/,$(HEADERS))
22 $(LOCAL)-SONAME := lib$(LIBRARY)$(LIBEXT).so.$(MAJOR)
23 $(LOCAL)-SLIBS := $(SLIBS)
24 $(LOCAL)-LIBRARY := $(LIBRARY)
26 # Install the command hooks
27 headers: $($(LOCAL)-HEADERS)
28 library: $(LIB)/lib$(LIBRARY).so $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR)
30 veryclean: veryclean/$(LOCAL)
33 MKDIRS += $(OBJ) $(DEP) $(LIB) $(dir $($(LOCAL)-HEADERS))
36 .PHONY: clean/$(LOCAL) veryclean/$(LOCAL)
38 -rm -f $($(@F)-OBJS) $($(@F)-DEP)
39 veryclean/$(LOCAL): clean/$(LOCAL)
40 -rm -f $($(@F)-HEADERS) $(LIB)/lib$($(@F)-LIBRARY)*.so*
42 # Build rules for the two symlinks
43 .PHONY: $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR) $(LIB)/lib$(LIBRARY).so
44 $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR): $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR)
46 $(LIB)/lib$(LIBRARY).so: $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR)
49 # The binary build rule
50 $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR): $($(LOCAL)-HEADERS) $($(LOCAL)-OBJS)
51 -rm -f $(LIB)/lib$($(@F)-LIBRARY)*.so* 2> /dev/null
52 echo Building shared library $@
53 $(CXX) $(CXXFLAGS) $(LDFLAGS) $(PICFLAGS) $(LFLAGS) $(LFLAGS_SO)\
54 -o $@ $(SONAME_MAGIC)$($(@F)-SONAME) -shared \
61 echo Compiling $< to $@
62 $(CXX) -c $(INLINEDEPFLAG) $(CPPFLAGS) $(CXXFLAGS) $(PICFLAGS) -o $@ $<
65 # Include the dependencies that are available
66 The_DFiles = $(wildcard $($(LOCAL)-DEP))
67 ifneq ($(words $(The_DFiles)),0)