1# SPDX-License-Identifier: GPL-2.0
 2include ../../scripts/Makefile.include
 3include ../../scripts/utilities.mak		# QUIET_CLEAN
 4
 5ifeq ($(srctree),)
 6srctree := $(patsubst %/,%,$(dir $(CURDIR)))
 7srctree := $(patsubst %/,%,$(dir $(srctree)))
 8srctree := $(patsubst %/,%,$(dir $(srctree)))
 9#$(info Determined 'srctree' to be $(srctree))
10endif
11
12CC ?= $(CROSS_COMPILE)gcc
13AR ?= $(CROSS_COMPILE)ar
14LD ?= $(CROSS_COMPILE)ld
15
16MAKEFLAGS += --no-print-directory
17
 
 
 
 
 
 
 
 
 
 
18LIBFILE = $(OUTPUT)libapi.a
19
20CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
21CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -fPIC
22
23ifeq ($(DEBUG),0)
24ifeq ($(CC_NO_CLANG), 0)
25  CFLAGS += -O3
26else
27  CFLAGS += -O6
28endif
29endif
30
31ifeq ($(DEBUG),0)
32  CFLAGS += -D_FORTIFY_SOURCE
33endif
34
35# Treat warnings as errors unless directed not to
36ifneq ($(WERROR),0)
37  CFLAGS += -Werror
38endif
39
40CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
41CFLAGS += -I$(srctree)/tools/lib/api
42CFLAGS += -I$(srctree)/tools/include
43
44RM = rm -f
45
46API_IN := $(OUTPUT)libapi-in.o
47
 
 
 
 
 
 
 
 
 
 
 
 
48all:
49
50export srctree OUTPUT CC LD CFLAGS V
51include $(srctree)/tools/build/Makefile.include
 
52
53all: fixdep $(LIBFILE)
54
55$(API_IN): FORCE
56	@$(MAKE) $(build)=libapi
57
58$(LIBFILE): $(API_IN)
59	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(API_IN)
60
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
61clean:
62	$(call QUIET_CLEAN, libapi) $(RM) $(LIBFILE); \
63	find $(if $(OUTPUT),$(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
64
65FORCE:
66
67.PHONY: clean FORCE

  1# SPDX-License-Identifier: GPL-2.0
  2include ../../scripts/Makefile.include
  3include ../../scripts/utilities.mak		# QUIET_CLEAN
  4
  5ifeq ($(srctree),)
  6srctree := $(patsubst %/,%,$(dir $(CURDIR)))
  7srctree := $(patsubst %/,%,$(dir $(srctree)))
  8srctree := $(patsubst %/,%,$(dir $(srctree)))
  9#$(info Determined 'srctree' to be $(srctree))
 10endif
 11
 12CC ?= $(CROSS_COMPILE)gcc
 13AR ?= $(CROSS_COMPILE)ar
 14LD ?= $(CROSS_COMPILE)ld
 15
 16MAKEFLAGS += --no-print-directory
 17
 18INSTALL = install
 19
 20
 21# Use DESTDIR for installing into a different root directory.
 22# This is useful for building a package. The program will be
 23# installed in this directory as if it was the root directory.
 24# Then the build tool can move it later.
 25DESTDIR ?=
 26DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'
 27
 28LIBFILE = $(OUTPUT)libapi.a
 29
 30CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
 31CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -fPIC
 32
 33ifeq ($(DEBUG),0)
 34ifeq ($(CC_NO_CLANG), 0)
 35  CFLAGS += -O3
 36else
 37  CFLAGS += -O6
 38endif
 39endif
 40
 41ifeq ($(DEBUG),0)
 42  CFLAGS += -D_FORTIFY_SOURCE
 43endif
 44
 45# Treat warnings as errors unless directed not to
 46ifneq ($(WERROR),0)
 47  CFLAGS += -Werror
 48endif
 49
 50CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
 51CFLAGS += -I$(srctree)/tools/lib/api
 52CFLAGS += -I$(srctree)/tools/include
 53
 54RM = rm -f
 55
 56API_IN := $(OUTPUT)libapi-in.o
 57
 58ifeq ($(LP64), 1)
 59  libdir_relative = lib64
 60else
 61  libdir_relative = lib
 62endif
 63
 64prefix ?=
 65libdir = $(prefix)/$(libdir_relative)
 66
 67# Shell quotes
 68libdir_SQ = $(subst ','\'',$(libdir))
 69
 70all:
 71
 72export srctree OUTPUT CC LD CFLAGS V
 73include $(srctree)/tools/build/Makefile.include
 74include $(srctree)/tools/scripts/Makefile.include
 75
 76all: fixdep $(LIBFILE)
 77
 78$(API_IN): FORCE
 79	@$(MAKE) $(build)=libapi
 80
 81$(LIBFILE): $(API_IN)
 82	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(API_IN)
 83
 84define do_install_mkdir
 85	if [ ! -d '$(DESTDIR_SQ)$1' ]; then             \
 86		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
 87	fi
 88endef
 89
 90define do_install
 91	if [ ! -d '$2' ]; then             \
 92		$(INSTALL) -d -m 755 '$2'; \
 93	fi;                                \
 94	$(INSTALL) $1 $(if $3,-m $3,) '$2'
 95endef
 96
 97install_lib: $(LIBFILE)
 98	$(call QUIET_INSTALL, $(LIBFILE)) \
 99		$(call do_install_mkdir,$(libdir_SQ)); \
100		cp -fpR $(LIBFILE) $(DESTDIR)$(libdir_SQ)
101
102HDRS := cpu.h debug.h io.h
103FD_HDRS := fd/array.h
104FS_HDRS := fs/fs.h fs/tracing_path.h
105INSTALL_HDRS_PFX := $(DESTDIR)$(prefix)/include/api
106INSTALL_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(HDRS))
107INSTALL_FD_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(FD_HDRS))
108INSTALL_FS_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(FS_HDRS))
109
110$(INSTALL_HDRS): $(INSTALL_HDRS_PFX)/%.h: %.h
111	$(call QUIET_INSTALL, $@) \
112		$(call do_install,$<,$(INSTALL_HDRS_PFX)/,644)
113
114$(INSTALL_FD_HDRS): $(INSTALL_HDRS_PFX)/fd/%.h: fd/%.h
115	$(call QUIET_INSTALL, $@) \
116		$(call do_install,$<,$(INSTALL_HDRS_PFX)/fd/,644)
117
118$(INSTALL_FS_HDRS): $(INSTALL_HDRS_PFX)/fs/%.h: fs/%.h
119	$(call QUIET_INSTALL, $@) \
120		$(call do_install,$<,$(INSTALL_HDRS_PFX)/fs/,644)
121
122install_headers: $(INSTALL_HDRS) $(INSTALL_FD_HDRS) $(INSTALL_FS_HDRS)
123	$(call QUIET_INSTALL, libapi_headers)
124
125install: install_lib install_headers
126
127clean:
128	$(call QUIET_CLEAN, libapi) $(RM) $(LIBFILE); \
129	find $(or $(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
130
131FORCE:
132
133.PHONY: clean FORCE