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lib: Extend Makefile common.mk with USER_TARGETS_OBJS

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This allows including Makefile to define USER_TARGETS_OBJS
that contain code that USER_TARGETS depend on and needs
to be compiled as objects and later linked with.

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
This commit is contained in:
Jesper Dangaard Brouer
2021-10-26 15:12:47 +02:00
parent 7c7c1a9039
commit e9002588ef
1 changed files with 7 additions and 3 deletions
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10
lib/common.mk
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@@ -56,7 +56,7 @@ all: $(USER_TARGETS) $(BPF_OBJ) $(EXTRA_TARGETS) $(BPF_SKEL)
.PHONY: clean
clean::
$(Q)rm -f $(USER_TARGETS) $(BPF_OBJ) $(USER_OBJ) $(USER_GEN) *.ll
$(Q)rm -f $(USER_TARGETS) $(BPF_OBJ) $(USER_OBJ) $(USER_GEN) $(USER_TARGETS_OBJS) *.ll
$(OBJECT_LIBBPF): $(LIBBPF_SOURCES)
$(Q)$(MAKE) -C $(LIB_DIR) libbpf
@@ -71,8 +71,12 @@ LIB_H := ${LIB_OBJS:.o=.h}
$(LIB_OBJS): %.o: %.c %.h $(LIB_H)
$(Q)$(MAKE) -C $(dir $@) $(notdir $@)
$(USER_TARGETS): %: %.c $(OBJECT_LIBBPF) $(OBJECT_LIBXDP) $(LIBMK) $(LIB_OBJS) $(KERN_USER_H) $(EXTRA_DEPS) $(EXTRA_USER_DEPS) $(BPF_SKEL)
$(QUIET_CC)$(CC) -Wall $(CFLAGS) $(LDFLAGS) -o $@ $(LIB_OBJS) \
# Allows including Makefile to define USER_TARGETS_OBJS to compile and link with
$(USER_TARGETS_OBJS): %.o: %.c %.h
$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
$(USER_TARGETS): %: %.c $(OBJECT_LIBBPF) $(OBJECT_LIBXDP) $(LIBMK) $(LIB_OBJS) $(KERN_USER_H) $(EXTRA_DEPS) $(EXTRA_USER_DEPS) $(BPF_SKEL) $(USER_TARGETS_OBJS)
$(QUIET_CC)$(CC) -Wall $(CFLAGS) $(LDFLAGS) -o $@ $(LIB_OBJS) $(USER_TARGETS_OBJS) \
$< $(LDLIBS)
$(BPF_OBJ): %.o: %.c $(KERN_USER_H) $(EXTRA_DEPS) $(BPF_HEADERS) $(LIBMK)