CFLAGS += -std=gnu17 -Wall -fPIC #-fPIE

RANLIB ?= ranlib

LIBS += -ldl -lc -lm
LDFLAGS += -pie
#LDFLAGS += -Wl,-I,$(HOME)/src/glibc/glibc-build/elf/ld-linux-x86-64.so.2

default: release #debug

example: default example.elf
example-%: % example.elf

debug: CFLAGS += -g -Og -fsanitize=address
debug: LDFLAGS += -g -Og -fsanitize=address
debug: all

release: CFLAGS += -O2 -flto -ffat-lto-objects
release: LDFLAGS += -O2 -flto
release: all

all: libdynso.a libdynso.so

dynso.o: dynso.c
	$(CC) -c -o "$@" $(CFLAGS) $^

libdynso.a: dynso.o
	$(AR) rcvs $@ $^
#	$(RANLIB) $@

libdynso.so: dynso.o
	$(CC) -Wl,-soname=$@ -shared -o "$@" $^ $(CFLAGS)

example.elf: dynso.c example.c
	$(CC) -o "$@" $^ $(CFLAGS) $(LDFLAGS) $(LIBS) -g -Og -fsanitize=address

clean:
	$(RM) *.o *.so *.a example.elf

.PHONY: clean default debug release all example example-debug example-release