tools/perf/lib/Makefile

   1 # SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
   2 # Most of this file is copied from tools/lib/bpf/Makefile
   3
   4 LIBPERF_VERSION = 0
   5 LIBPERF_PATCHLEVEL = 0
   6 LIBPERF_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 := $(EXTRA_CFLAGS)
  58 else
  59   CFLAGS := -g -Wall
  60 endif
  61
  62 INCLUDES = \
  63 -I$(srctree)/tools/perf/lib/include \
  64 -I$(srctree)/tools/lib/ \
  65 -I$(srctree)/tools/include \
  66 -I$(srctree)/tools/arch/$(SRCARCH)/include/ \
  67 -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi \
  68 -I$(srctree)/tools/include/uapi
  69
  70 # Append required CFLAGS
  71 override CFLAGS += $(EXTRA_WARNINGS)
  72 override CFLAGS += -Werror -Wall
  73 override CFLAGS += -fPIC
  74 override CFLAGS += $(INCLUDES)
  75 override CFLAGS += -fvisibility=hidden
  76
  77 all:
  78
  79 export srctree OUTPUT CC LD CFLAGS V
  80 export DESTDIR DESTDIR_SQ
  81
  82 include $(srctree)/tools/build/Makefile.include
  83
  84 VERSION_SCRIPT := libperf.map
  85
  86 PATCHLEVEL    = $(LIBPERF_PATCHLEVEL)
  87 EXTRAVERSION  = $(LIBPERF_EXTRAVERSION)
  88 VERSION       = $(LIBPERF_VERSION).$(LIBPERF_PATCHLEVEL).$(LIBPERF_EXTRAVERSION)
  89
  90 LIBPERF_SO := $(OUTPUT)libperf.so.$(VERSION)
  91 LIBPERF_A  := $(OUTPUT)libperf.a
  92 LIBPERF_IN := $(OUTPUT)libperf-in.o
  93 LIBPERF_PC := $(OUTPUT)libperf.pc
  94
  95 LIBPERF_ALL := $(LIBPERF_A) $(OUTPUT)libperf.so*
  96
  97 LIB_DIR := $(srctree)/tools/lib/api/
  98
  99 ifneq ($(OUTPUT),)
 100 ifneq ($(subdir),)
 101   API_PATH=$(OUTPUT)/../lib/api/
 102 else
 103   API_PATH=$(OUTPUT)
 104 endif
 105 else
 106   API_PATH=$(LIB_DIR)
 107 endif
 108
 109 LIBAPI = $(API_PATH)libapi.a
 110
 111 $(LIBAPI): FORCE
 112         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a
 113
 114 $(LIBAPI)-clean:
 115         $(call QUIET_CLEAN, libapi)
 116         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null
 117
 118 $(LIBPERF_IN): FORCE
 119         $(Q)$(MAKE) $(build)=libperf
 120
 121 $(LIBPERF_A): $(LIBPERF_IN)
 122         $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBPERF_IN)
 123
 124 $(LIBPERF_SO): $(LIBPERF_IN) $(LIBAPI)
 125         $(QUIET_LINK)$(CC) --shared -Wl,-soname,libperf.so \
 126                                     -Wl,--version-script=$(VERSION_SCRIPT) $^ -o $@
 127         @ln -sf $(@F) $(OUTPUT)libperf.so
 128         @ln -sf $(@F) $(OUTPUT)libperf.so.$(LIBPERF_VERSION)
 129
 130
 131 libs: $(LIBPERF_A) $(LIBPERF_SO) $(LIBPERF_PC)
 132
 133 all: fixdep
 134         $(Q)$(MAKE) libs
 135
 136 clean: $(LIBAPI)-clean
 137         $(call QUIET_CLEAN, libperf) $(RM) $(LIBPERF_A) \
 138                 *.o *~ *.a *.so *.so.$(VERSION) *.so.$(LIBPERF_VERSION) .*.d .*.cmd LIBPERF-CFLAGS $(LIBPERF_PC)
 139         $(Q)$(MAKE) -C tests clean
 140
 141 tests: libs
 142         $(Q)$(MAKE) -C tests
 143         $(Q)$(MAKE) -C tests run
 144
 145 $(LIBPERF_PC):
 146         $(QUIET_GEN)sed -e "s|@PREFIX@|$(prefix)|" \
 147                 -e "s|@LIBDIR@|$(libdir_SQ)|" \
 148                 -e "s|@VERSION@|$(VERSION)|" \
 149                 < libperf.pc.template > $@
 150
 151 define do_install_mkdir
 152         if [ ! -d '$(DESTDIR_SQ)$1' ]; then             \
 153                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
 154         fi
 155 endef
 156
 157 define do_install
 158         if [ ! -d '$(DESTDIR_SQ)$2' ]; then             \
 159                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \
 160         fi;                                             \
 161         $(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR_SQ)$2'
 162 endef
 163
 164 install_lib: libs
 165         $(call QUIET_INSTALL, $(LIBPERF_ALL)) \
 166                 $(call do_install_mkdir,$(libdir_SQ)); \
 167                 cp -fpR $(LIBPERF_ALL) $(DESTDIR)$(libdir_SQ)
 168
 169 install_headers:
 170         $(call QUIET_INSTALL, headers) \
 171                 $(call do_install,include/perf/core.h,$(prefix)/include/perf,644); \
 172                 $(call do_install,include/perf/cpumap.h,$(prefix)/include/perf,644); \
 173                 $(call do_install,include/perf/threadmap.h,$(prefix)/include/perf,644); \
 174                 $(call do_install,include/perf/evlist.h,$(prefix)/include/perf,644); \
 175                 $(call do_install,include/perf/evsel.h,$(prefix)/include/perf,644);
 176                 $(call do_install,include/perf/event.h,$(prefix)/include/perf,644);
 177
 178 install_pkgconfig: $(LIBPERF_PC)
 179         $(call QUIET_INSTALL, $(LIBPERF_PC)) \
 180                 $(call do_install,$(LIBPERF_PC),$(libdir_SQ)/pkgconfig,644)
 181
 182 install: install_lib install_headers install_pkgconfig
 183
 184 FORCE:
 185
 186 .PHONY: all install clean tests FORCE