1include ../../scripts/Makefile.include
 2include ../../perf/config/utilities.mak		# QUIET_CLEAN
 3
 4CC = $(CROSS_COMPILE)gcc
 5AR = $(CROSS_COMPILE)ar
 
 
 
 
 6
 7# guard against environment variables
 8LIB_H=
 9LIB_OBJS=
10
11LIB_H += fs/debugfs.h
12LIB_H += fs/fs.h
13
14LIB_OBJS += $(OUTPUT)fs/debugfs.o
15LIB_OBJS += $(OUTPUT)fs/fs.o
16
17LIBFILE = libapikfs.a
18
19CFLAGS = -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) -fPIC
20EXTLIBS = -lelf -lpthread -lrt -lm
21ALL_CFLAGS = $(CFLAGS) $(BASIC_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
22ALL_LDFLAGS = $(LDFLAGS)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
23
24RM = rm -f
25
26$(LIBFILE): $(LIB_OBJS)
27	$(QUIET_AR)$(RM) $@ && $(AR) rcs $(OUTPUT)$@ $(LIB_OBJS)
28
29$(LIB_OBJS): $(LIB_H)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
30
31libapi_dirs:
32	$(QUIET_MKDIR)mkdir -p $(OUTPUT)fs/
33
34$(OUTPUT)%.o: %.c libapi_dirs
35	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $<
36$(OUTPUT)%.s: %.c libapi_dirs
37	$(QUIET_CC)$(CC) -S $(ALL_CFLAGS) $<
38$(OUTPUT)%.o: %.S libapi_dirs
39	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $<
40
41clean:
42	$(call QUIET_CLEAN, libapi) $(RM) $(LIB_OBJS) $(LIBFILE)
 
 
 
43
44.PHONY: clean

  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)
 34  CFLAGS += -O3
 35endif
 36
 37ifeq ($(DEBUG),0)
 38  CFLAGS += -D_FORTIFY_SOURCE
 39endif
 40
 41# Treat warnings as errors unless directed not to
 42ifneq ($(WERROR),0)
 43  CFLAGS += -Werror
 44endif
 45
 46CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
 47CFLAGS += -I$(srctree)/tools/lib/api
 48CFLAGS += -I$(srctree)/tools/include
 49
 50RM = rm -f
 51
 52API_IN := $(OUTPUT)libapi-in.o
 
 53
 54ifeq ($(LP64), 1)
 55  libdir_relative = lib64
 56else
 57  libdir_relative = lib
 58endif
 59
 60prefix ?=
 61libdir = $(prefix)/$(libdir_relative)
 62
 63# Shell quotes
 64libdir_SQ = $(subst ','\'',$(libdir))
 65
 66all:
 67
 68export srctree OUTPUT CC LD CFLAGS V
 69include $(srctree)/tools/build/Makefile.include
 70include $(srctree)/tools/scripts/Makefile.include
 71
 72all: fixdep $(LIBFILE)
 73
 74$(API_IN): FORCE
 75	@$(MAKE) $(build)=libapi
 76
 77$(LIBFILE): $(API_IN)
 78	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(API_IN)
 79
 80define do_install_mkdir
 81	if [ ! -d '$(DESTDIR_SQ)$1' ]; then             \
 82		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
 83	fi
 84endef
 85
 86define do_install
 87	if [ ! -d '$2' ]; then             \
 88		$(INSTALL) -d -m 755 '$2'; \
 89	fi;                                \
 90	$(INSTALL) $1 $(if $3,-m $3,) '$2'
 91endef
 92
 93install_lib: $(LIBFILE)
 94	$(call QUIET_INSTALL, $(LIBFILE)) \
 95		$(call do_install_mkdir,$(libdir_SQ)); \
 96		cp -fpR $(LIBFILE) $(DESTDIR)$(libdir_SQ)
 97
 98HDRS := cpu.h debug.h io.h
 99FD_HDRS := fd/array.h
100FS_HDRS := fs/fs.h fs/tracing_path.h
101INSTALL_HDRS_PFX := $(DESTDIR)$(prefix)/include/api
102INSTALL_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(HDRS))
103INSTALL_FD_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(FD_HDRS))
104INSTALL_FS_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(FS_HDRS))
105
106$(INSTALL_HDRS): $(INSTALL_HDRS_PFX)/%.h: %.h
107	$(call QUIET_INSTALL, $@) \
108		$(call do_install,$<,$(INSTALL_HDRS_PFX)/,644)
109
110$(INSTALL_FD_HDRS): $(INSTALL_HDRS_PFX)/fd/%.h: fd/%.h
111	$(call QUIET_INSTALL, $@) \
112		$(call do_install,$<,$(INSTALL_HDRS_PFX)/fd/,644)
113
114$(INSTALL_FS_HDRS): $(INSTALL_HDRS_PFX)/fs/%.h: fs/%.h
115	$(call QUIET_INSTALL, $@) \
116		$(call do_install,$<,$(INSTALL_HDRS_PFX)/fs/,644)
117
118install_headers: $(INSTALL_HDRS) $(INSTALL_FD_HDRS) $(INSTALL_FS_HDRS)
119	$(call QUIET_INSTALL, libapi_headers)
120
121install: install_lib install_headers
 
 
 
 
 
122
123clean:
124	$(call QUIET_CLEAN, libapi) $(RM) $(LIBFILE); \
125	find $(or $(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
126
127FORCE:
128
129.PHONY: clean FORCE