|  | # SPDX-License-Identifier: GPL-2.0 | 
|  | include ../../scripts/Makefile.include | 
|  | include ../../scripts/utilities.mak		# QUIET_CLEAN | 
|  |  | 
|  | ifeq ($(srctree),) | 
|  | srctree := $(patsubst %/,%,$(dir $(CURDIR))) | 
|  | srctree := $(patsubst %/,%,$(dir $(srctree))) | 
|  | srctree := $(patsubst %/,%,$(dir $(srctree))) | 
|  | #$(info Determined 'srctree' to be $(srctree)) | 
|  | endif | 
|  |  | 
|  | CC ?= $(CROSS_COMPILE)gcc | 
|  | AR ?= $(CROSS_COMPILE)ar | 
|  | LD ?= $(CROSS_COMPILE)ld | 
|  |  | 
|  | MAKEFLAGS += --no-print-directory | 
|  |  | 
|  | LIBFILE = $(OUTPUT)libapi.a | 
|  |  | 
|  | CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) | 
|  | CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -fPIC | 
|  |  | 
|  | ifeq ($(DEBUG),0) | 
|  | ifeq ($(CC_NO_CLANG), 0) | 
|  | CFLAGS += -O3 | 
|  | else | 
|  | CFLAGS += -O6 | 
|  | endif | 
|  | endif | 
|  |  | 
|  | ifeq ($(DEBUG),0) | 
|  | CFLAGS += -D_FORTIFY_SOURCE | 
|  | endif | 
|  |  | 
|  | # Treat warnings as errors unless directed not to | 
|  | ifneq ($(WERROR),0) | 
|  | CFLAGS += -Werror | 
|  | endif | 
|  |  | 
|  | CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 | 
|  | CFLAGS += -I$(srctree)/tools/lib/api | 
|  | CFLAGS += -I$(srctree)/tools/include | 
|  |  | 
|  | RM = rm -f | 
|  |  | 
|  | API_IN := $(OUTPUT)libapi-in.o | 
|  |  | 
|  | all: | 
|  |  | 
|  | export srctree OUTPUT CC LD CFLAGS V | 
|  | include $(srctree)/tools/build/Makefile.include | 
|  |  | 
|  | all: fixdep $(LIBFILE) | 
|  |  | 
|  | $(API_IN): FORCE | 
|  | @$(MAKE) $(build)=libapi | 
|  |  | 
|  | $(LIBFILE): $(API_IN) | 
|  | $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(API_IN) | 
|  |  | 
|  | clean: | 
|  | $(call QUIET_CLEAN, libapi) $(RM) $(LIBFILE); \ | 
|  | find $(if $(OUTPUT),$(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM) | 
|  |  | 
|  | FORCE: | 
|  |  | 
|  | .PHONY: clean FORCE |