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