1ROOT_DIR := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
2BUILD_DIR ?= .
3
4LIBSLIRP = $(BUILD_DIR)/libslirp.a
5SLIRP_MAJOR_VERSION = 4
6SLIRP_MINOR_VERSION = 2
7SLIRP_MICRO_VERSION = 0
8SLIRP_VERSION_STRING = "$(SLIRP_MAJOR_VERSION).$(SLIRP_MINOR_VERSION).$(SLIRP_MICRO_VERSION)-git"
9
10all: $(LIBSLIRP)
11
12SRCS := $(wildcard src/*.c)
13OBJS := $(SRCS:%.c=$(BUILD_DIR)/%.o)
14DEPS := $(OBJS:%.o=%.d)
15
16INC_DIRS := $(BUILD_DIR)/src
17INC_FLAGS := $(addprefix -I,$(INC_DIRS))
18
19override CFLAGS +=					\
20	-DG_LOG_DOMAIN='"Slirp"'			\
21	$(shell $(PKG_CONFIG) --cflags glib-2.0)	\
22	$(INC_FLAGS)					\
23	-MMD -MP
24override LDFLAGS += $(shell $(PKG_CONFIG) --libs glib-2.0)
25
26$(BUILD_DIR)/src/libslirp-version.h: Makefile
27	@$(MKDIR_P) $(dir $@)
28	$(call quiet-command,cat $(ROOT_DIR)/src/libslirp-version.h.in | \
29		sed 's/@SLIRP_MAJOR_VERSION@/$(SLIRP_MAJOR_VERSION)/' | \
30		sed 's/@SLIRP_MINOR_VERSION@/$(SLIRP_MINOR_VERSION)/' | \
31		sed 's/@SLIRP_MICRO_VERSION@/$(SLIRP_MICRO_VERSION)/' | \
32		sed 's/@SLIRP_VERSION_STRING@/$(SLIRP_VERSION_STRING)/' \
33	> $@,"GEN","$@")
34
35$(OBJS): $(BUILD_DIR)/src/libslirp-version.h
36
37$(LIBSLIRP): $(OBJS)
38
39.PHONY: clean
40
41clean:
42	rm -r $(OBJS) $(DEPS) $(LIBSLIRP) $(BUILD_DIR)/src/libslirp-version.h
43
44$(BUILD_DIR)/src/%.o: $(ROOT_DIR)/src/%.c
45	@$(MKDIR_P) $(dir $@)
46	$(call quiet-command,$(CC) $(CFLAGS) -c -o $@ $<,"CC","$@")
47
48%.a:
49	$(call quiet-command,rm -f $@ && $(AR) rcs $@ $^,"AR","$@")
50
51PKG_CONFIG ?= pkg-config
52MKDIR_P ?= mkdir -p
53quiet-command-run = $(if $(V),,$(if $2,printf "  %-7s %s\n" $2 $3 && ))$1
54quiet-@ = $(if $(V),,@)
55quiet-command = $(quiet-@)$(call quiet-command-run,$1,$2,$3)
56
57print-%:
58	@echo '$*=$($*)'
59
60.SUFFIXES:
61
62-include $(DEPS)
63