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prefix ?= /usr
includedir ?= $(prefix)/include
libdir ?= $(prefix)/lib
CFLAGS ?= -g -fomit-frame-pointer -O2
override CFLAGS += -Wall -I.
SO_CFLAGS=-shared -fPIC $(CFLAGS)
L_CFLAGS=$(CFLAGS)
LINK_FLAGS=
LINK_FLAGS+=$(LDFLAGS)
ENABLE_SHARED ?= 1
soname=liburing.so.1
minor=0
micro=1
libname=$(soname).$(minor).$(micro)
all_targets += liburing.a
ifeq ($(ENABLE_SHARED),1)
all_targets += $(libname)
endif
all: $(all_targets)
liburing_srcs := setup.c queue.c syscall.c register.c
liburing_objs := $(patsubst %.c,%.ol,$(liburing_srcs))
liburing_sobjs := $(patsubst %.c,%.os,$(liburing_srcs))
$(liburing_objs) $(liburing_sobjs): io_uring.h
%.os: %.c
$(CC) $(SO_CFLAGS) -c -o $@ $<
%.ol: %.c
$(CC) $(L_CFLAGS) -c -o $@ $<
AR ?= ar
RANLIB ?= ranlib
liburing.a: $(liburing_objs)
rm -f liburing.a
$(AR) r liburing.a $^
$(RANLIB) liburing.a
$(libname): $(liburing_sobjs) liburing.map
$(CC) $(SO_CFLAGS) -Wl,--version-script=liburing.map -Wl,-soname=$(soname) -o $@ $(liburing_sobjs) $(LINK_FLAGS)
install: $(all_targets)
install -D -m 644 io_uring.h $(includedir)/io_uring.h
install -D -m 644 liburing.h $(includedir)/liburing.h
install -D -m 644 compat.h $(includedir)/compat.h
install -D -m 644 barrier.h $(includedir)/barrier.h
install -D -m 644 liburing.a $(libdir)/liburing.a
ifeq ($(ENABLE_SHARED),1)
install -D -m 755 $(libname) $(libdir)/$(libname)
ln -sf $(libname) $(libdir)/$(soname)
ln -sf $(libname) $(libdir)/liburing.so
endif
$(liburing_objs): liburing.h
clean:
rm -f $(all_targets) $(liburing_objs) $(liburing_sobjs) $(soname).new
rm -f *.so* *.a *.o
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