| CC ?= clang |
| ifeq "$(ARCH)" "" |
| ARCH = x86_64 |
| endif |
| |
| ifeq "$(OS)" "" |
| OS = $(shell uname -s) |
| endif |
| |
| CFLAGS ?= -g -O0 |
| CWD := $(shell pwd) |
| |
| LIB_PREFIX := lib |
| |
| ifeq "$(OS)" "Darwin" |
| CFLAGS += -arch $(ARCH) |
| DS := dsymutil |
| LD_FLAGS := -dynamiclib |
| LIB_INDIRECT := $(LIB_PREFIX)indirect.dylib |
| LIB_REEXPORT := $(LIB_PREFIX)reexport.dylib |
| EXEC_PATH := "@executable_path" |
| EXEC_PATH_INDIRECT := -install_name $(EXEC_PATH)/$(LIB_INDIRECT) |
| EXEC_PATH_REEXPORT := -install_name $(EXEC_PATH)/$(LIB_REEXPORT) |
| endif |
| |
| all: a.out $(LIB_INDIRECT) $(LIB_REEXPORT) |
| |
| a.out: main.o $(LIB_INDIRECT) $(LIB_REEXPORT) |
| $(CC) $(CFLAGS) -o a.out main.o -L. $(LIB_INDIRECT) $(LIB_REEXPORT) |
| |
| main.o: main.c |
| $(CC) $(CFLAGS) -c main.c |
| |
| $(LIB_INDIRECT): indirect.o |
| $(CC) $(CFLAGS) $(LD_FLAGS) $(EXEC_PATH_INDIRECT) -o $(LIB_INDIRECT) indirect.o |
| if [ "$(OS)" = "Darwin" ]; then dsymutil $(LIB_INDIRECT); fi |
| |
| indirect.o: indirect.c |
| $(CC) $(CFLAGS) -c indirect.c |
| |
| $(LIB_REEXPORT): reexport.o $(LIB_INDIRECT) |
| $(CC) $(CFLAGS) $(LD_FLAGS) $(EXEC_PATH_REEXPORT) -o $(LIB_REEXPORT) reexport.o -L. -lindirect -Wl,-alias_list,$(CWD)/alias.list |
| if [ "$(OS)" = "Darwin" ]; then dsymutil $(LIB_REEXPORT); fi |
| |
| reexport.o: reexport.c |
| $(CC) $(CFLAGS) -c reexport.c |
| clean: |
| rm -rf *.o *~ *.dylib *.so a.out *.dSYM |