tools/lib/thermal/Makefile

   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