xref: /aosp_15_r20/external/liburing/src/Makefile (revision 25da2bea747f3a93b4c30fd9708b0618ef55a0e6)
1include ../Makefile.common
2
3prefix ?= /usr
4includedir ?= $(prefix)/include
5libdir ?= $(prefix)/lib
6libdevdir ?= $(prefix)/lib
7
8CPPFLAGS ?=
9override CPPFLAGS += -D_GNU_SOURCE \
10	-Iinclude/ -include ../config-host.h
11CFLAGS ?= -g -O2 -Wall -Wextra -fno-stack-protector
12override CFLAGS += -Wno-unused-parameter -Wno-sign-compare -DLIBURING_INTERNAL
13SO_CFLAGS=-fPIC $(CFLAGS)
14L_CFLAGS=$(CFLAGS)
15LINK_FLAGS=
16LINK_FLAGS+=$(LDFLAGS)
17ENABLE_SHARED ?= 1
18
19soname=liburing.so.$(VERSION_MAJOR)
20libname=liburing.so.$(VERSION)
21all_targets += liburing.a
22
23ifeq ($(ENABLE_SHARED),1)
24all_targets += $(libname)
25endif
26
27include ../Makefile.quiet
28
29ifneq ($(MAKECMDGOALS),clean)
30include ../config-host.mak
31endif
32
33all: $(all_targets)
34
35liburing_srcs := setup.c queue.c register.c
36
37ifeq ($(CONFIG_NOLIBC),y)
38	liburing_srcs += nolibc.c
39	override CFLAGS += -nostdlib -nodefaultlibs -ffreestanding
40	override CPPFLAGS += -nostdlib -nodefaultlibs -ffreestanding
41	override LINK_FLAGS += -nostdlib -nodefaultlibs
42else
43	liburing_srcs += syscall.c
44endif
45
46override CPPFLAGS += -MT "$@" -MMD -MP -MF "[email protected]"
47liburing_objs := $(patsubst %.c,%.ol,$(liburing_srcs))
48liburing_sobjs := $(patsubst %.c,%.os,$(liburing_srcs))
49
50%.os: %.c
51	$(QUIET_CC)$(CC) $(CPPFLAGS) $(SO_CFLAGS) -c -o $@ $<
52
53%.ol: %.c
54	$(QUIET_CC)$(CC) $(CPPFLAGS) $(L_CFLAGS) -c -o $@ $<
55
56# Include compiler generated dependency files.
57-include $(liburing_objs:%=%.d)
58-include $(liburing_sobjs:%=%.d)
59
60AR ?= ar
61RANLIB ?= ranlib
62liburing.a: $(liburing_objs)
63	@rm -f liburing.a
64	$(QUIET_AR)$(AR) r liburing.a $^
65	$(QUIET_RANLIB)$(RANLIB) liburing.a
66
67$(libname): $(liburing_sobjs) liburing.map
68	$(QUIET_CC)$(CC) $(SO_CFLAGS) -shared -Wl,--version-script=liburing.map -Wl,-soname=$(soname) -o $@ $(liburing_sobjs) $(LINK_FLAGS)
69
70install: $(all_targets)
71	install -D -m 644 include/liburing/io_uring.h $(includedir)/liburing/io_uring.h
72	install -D -m 644 include/liburing.h $(includedir)/liburing.h
73	install -D -m 644 include/liburing/compat.h $(includedir)/liburing/compat.h
74	install -D -m 644 include/liburing/barrier.h $(includedir)/liburing/barrier.h
75	install -D -m 644 liburing.a $(libdevdir)/liburing.a
76ifeq ($(ENABLE_SHARED),1)
77	install -D -m 755 $(libname) $(libdir)/$(libname)
78	ln -sf $(libname) $(libdir)/$(soname)
79	ln -sf $(relativelibdir)$(libname) $(libdevdir)/liburing.so
80endif
81
82clean:
83	@rm -f $(all_targets) $(liburing_objs) $(liburing_sobjs) $(soname).new
84	@rm -f *.so* *.a *.o *.d
85	@rm -f include/liburing/compat.h
86
87	@# When cleaning, we don't include ../config-host.mak,
88	@# so the nolibc objects are always skipped, clean them up!
89	@rm -f nolibc.ol nolibc.os
90