1 # SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
2 # Most of this file is copied from tools/lib/perf/Makefile
3
4 LIBTHERMAL_VERSION = 0
5 LIBTHERMAL_PATCHLEVEL = 0
6 LIBTHERMAL_EXTRAVERSION = 1
7
8 MAKEFLAGS += --no-print-directory
9
10 ifeq ($(srctree),)
11 srctree := $(patsubst %/,%,$(dir $(CURDIR)))
12 srctree := $(patsubst %/,%,$(dir $(srctree)))
13 srctree := $(patsubst %/,%,$(dir $(srctree)))
14 # $(info Determined 'srctree' to be $(srctree))
15 endif
16
17 INSTALL = install
18
19 # Use DESTDIR for installing into a different root directory.
20 # This is useful for building a package. The program will be
21 # installed in this directory as if it was the root directory.
22 # Then the build tool can move it later.
23 DESTDIR ?=
24 DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'
25
26 include $(srctree)/tools/scripts/Makefile.include
27 include $(srctree)/tools/scripts/Makefile.arch
28
29 ifeq ($(LP64), 1)
30 libdir_relative = lib64
31 else
32 libdir_relative = lib
33 endif
34
35 prefix ?=
36 libdir = $(prefix)/$(libdir_relative)
37
38 # Shell quotes
39 libdir_SQ = $(subst ','\'',$(libdir))
40 libdir_relative_SQ = $(subst ','\'',$(libdir_relative))
41
42 ifeq ("$(origin V)", "command line")
43 VERBOSE = $(V)
44 endif
45 ifndef VERBOSE
46 VERBOSE = 0
47 endif
48
49 ifeq ($(VERBOSE),1)
50 Q =
51 else
52 Q = @
53 endif
54
55 # Set compile option CFLAGS
56 ifdef EXTRA_CFLAGS
57 CFLAGS := $(EXTRA_CFLAGS)
58 else
59 CFLAGS := -g -Wall
60 endif
61
62 INCLUDES = \
63 -I/usr/include/libnl3 \
64 -I$(srctree)/tools/lib/thermal/include \
65 -I$(srctree)/tools/lib/ \
66 -I$(srctree)/tools/include \
67 -I$(srctree)/tools/arch/$(SRCARCH)/include/ \
68 -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi \
69 -I$(srctree)/tools/include/uapi
70
71 # Append required CFLAGS
72 override CFLAGS += $(EXTRA_WARNINGS)
73 override CFLAGS += -Werror -Wall
74 override CFLAGS += -fPIC
75 override CFLAGS += $(INCLUDES)
76 override CFLAGS += -fvisibility=hidden
77 override CFGLAS += -Wl,-L.
78 override CFGLAS += -Wl,-lthermal
79
80 all:
81
82 export srctree OUTPUT CC LD CFLAGS V
83 export DESTDIR DESTDIR_SQ
84
85 include $(srctree)/tools/build/Makefile.include
86
87 VERSION_SCRIPT := libthermal.map
88
89 PATCHLEVEL = $(LIBTHERMAL_PATCHLEVEL)
90 EXTRAVERSION = $(LIBTHERMAL_EXTRAVERSION)
91 VERSION = $(LIBTHERMAL_VERSION).$(LIBTHERMAL_PATCHLEVEL).$(LIBTHERMAL_EXTRAVERSION)
92
93 LIBTHERMAL_SO := $(OUTPUT)libthermal.so.$(VERSION)
94 LIBTHERMAL_A := $(OUTPUT)libthermal.a
95 LIBTHERMAL_IN := $(OUTPUT)libthermal-in.o
96 LIBTHERMAL_PC := $(OUTPUT)libthermal.pc
97 LIBTHERMAL_ALL := $(LIBTHERMAL_A) $(OUTPUT)libthermal.so*
98
99 THERMAL_UAPI := include/uapi/linux/thermal.h
100
101 $(THERMAL_UAPI): FORCE
102 ln -sf $(srctree)/$@ $(srctree)/tools/$@
103
104 $(LIBTHERMAL_IN): FORCE
105 $(Q)$(MAKE) $(build)=libthermal
106
107 $(LIBTHERMAL_A): $(LIBTHERMAL_IN)
108 $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBTHERMAL_IN)
109
110 $(LIBTHERMAL_SO): $(LIBTHERMAL_IN)
111 $(QUIET_LINK)$(CC) --shared -Wl,-soname,libthermal.so \
112 -Wl,--version-script=$(VERSION_SCRIPT) $^ -o $@
113 @ln -sf $(@F) $(OUTPUT)libthermal.so
114 @ln -sf $(@F) $(OUTPUT)libthermal.so.$(LIBTHERMAL_VERSION)
115
116
117 libs: $(THERMAL_UAPI) $(LIBTHERMAL_A) $(LIBTHERMAL_SO) $(LIBTHERMAL_PC)
118
119 all: fixdep
120 $(Q)$(MAKE) libs
121
122 clean:
123 $(call QUIET_CLEAN, libthermal) $(RM) $(LIBTHERMAL_A) \
124 *.o *~ *.a *.so *.so.$(VERSION) *.so.$(LIBTHERMAL_VERSION) \
125 .*.d .*.cmd LIBTHERMAL-CFLAGS $(LIBTHERMAL_PC) \
126 $(srctree)/tools/$(THERMAL_UAPI)
127
128 $(LIBTHERMAL_PC):
129 $(QUIET_GEN)sed -e "s|@PREFIX@|$(prefix)|" \
130 -e "s|@LIBDIR@|$(libdir_SQ)|" \
131 -e "s|@VERSION@|$(VERSION)|" \
132 < libthermal.pc.template > $@
133
134 define do_install_mkdir
135 if [ ! -d '$(DESTDIR_SQ)$1' ]; then \
136 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
137 fi
138 endef
139
140 define do_install
141 if [ ! -d '$(DESTDIR_SQ)$2' ]; then \
142 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \
143 fi; \
144 $(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR_SQ)$2'
145 endef
146
147 install_lib: libs
148 $(call QUIET_INSTALL, $(LIBTHERMAL_ALL)) \
149 $(call do_install_mkdir,$(libdir_SQ)); \
150 cp -fpR $(LIBTHERMAL_ALL) $(DESTDIR)$(libdir_SQ)
151
152 install_headers:
153 $(call QUIET_INSTALL, headers) \
154 $(call do_install,include/thermal.h,$(prefix)/include/thermal,644); \
155
156 install_pkgconfig: $(LIBTHERMAL_PC)
157 $(call QUIET_INSTALL, $(LIBTHERMAL_PC)) \
158 $(call do_install,$(LIBTHERMAL_PC),$(libdir_SQ)/pkgconfig,644)
159
160 install_doc:
161 $(Q)$(MAKE) -C Documentation install-man install-html install-examples
162
163 install: install_lib install_headers install_pkgconfig
164
165 FORCE:
166
167 .PHONY: all install clean FORCE
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