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# Common definitions for making shared objects.
#
# Note: $(ROOT)/config.mk must be included before this file.
#
# The includer should probably define SO and TARGET and may also want to define
# MOD_HDRS, MOD_OBJS, TOCLEAN and TODISTCLEAN.
HDRS := $(sort $(wildcard *.h)) $(MOD_HDRS)
SRCS := $(sort $(wildcard *.c))
OBJS := $(SRCS:.c=.o) $(MOD_OBJS)
SO_CFLAGS = \
-ggdb -O2 -DVERSION='"$(VERSION)"' \
-Wall -Wextra $(HAVE_FATAL_WARNINGS) \
-Wformat -Wformat-security \
-fstack-protector-all -D_FORTIFY_SOURCE=2 \
-fPIC
SO_LDFLAGS = -pie -fPIE -Wl,-z,relro -Wl,-z,now
.PHONY: all
all: $(TARGET)
%.o : %.c $(HDRS) $(ROOT)/config.mk
$(CC) $(SO_CFLAGS) $(CFLAGS) $(INCLUDE) -c $< -o $@
$(SO): $(OBJS) $(ROOT)/config.mk
$(CC) $(SO_LDFLAGS) -shared -fPIC -z relro $(LDFLAGS) -o $@ $(OBJS) -ldl
.PHONY: clean
clean:; rm -fr $(OBJS) $(SO) *.plist $(TOCLEAN)
.PHONY: distclean
distclean: clean; rm -fr $(TODISTCLEAN)
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