tools/lib/perf/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 TEST_ARGS := $(if $(V),-v)
  56
  57 # Set compile option CFLAGS
  58 ifdef EXTRA_CFLAGS
  59   CFLAGS := $(EXTRA_CFLAGS)
  60 else
  61   CFLAGS := -g -Wall
  62 endif
  63
  64 INCLUDES = \
  65 -I$(srctree)/tools/lib/perf/include \
  66 -I$(srctree)/tools/lib/ \
  67 -I$(srctree)/tools/include \
  68 -I$(srctree)/tools/arch/$(SRCARCH)/include/ \
  69 -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi \
  70 -I$(srctree)/tools/include/uapi
  71
  72 # Append required CFLAGS
  73 override CFLAGS += $(EXTRA_WARNINGS)
  74 override CFLAGS += -Werror -Wall
  75 override CFLAGS += -fPIC
  76 override CFLAGS += $(INCLUDES)
  77 override CFLAGS += -fvisibility=hidden
  78
  79 all:
  80
  81 export srctree OUTPUT CC LD CFLAGS V
  82 export DESTDIR DESTDIR_SQ
  83
  84 include $(srctree)/tools/build/Makefile.include
  85
  86 VERSION_SCRIPT := libperf.map
  87
  88 PATCHLEVEL    = $(LIBPERF_PATCHLEVEL)
  89 EXTRAVERSION  = $(LIBPERF_EXTRAVERSION)
  90 VERSION       = $(LIBPERF_VERSION).$(LIBPERF_PATCHLEVEL).$(LIBPERF_EXTRAVERSION)
  91
  92 LIBPERF_SO := $(OUTPUT)libperf.so.$(VERSION)
  93 LIBPERF_A  := $(OUTPUT)libperf.a
  94 LIBPERF_IN := $(OUTPUT)libperf-in.o
  95 LIBPERF_PC := $(OUTPUT)libperf.pc
  96
  97 LIBPERF_ALL := $(LIBPERF_A) $(OUTPUT)libperf.so*
  98
  99 LIB_DIR := $(srctree)/tools/lib/api/
 100
 101 ifneq ($(OUTPUT),)
 102 ifneq ($(subdir),)
 103   API_PATH=$(OUTPUT)/../lib/api/
 104 else
 105   API_PATH=$(OUTPUT)
 106 endif
 107 else
 108   API_PATH=$(LIB_DIR)
 109 endif
 110
 111 LIBAPI = $(API_PATH)libapi.a
 112 export LIBAPI
 113
 114 $(LIBAPI): FORCE
 115         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a
 116
 117 $(LIBAPI)-clean:
 118         $(call QUIET_CLEAN, libapi)
 119         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null
 120
 121 $(LIBPERF_IN): FORCE
 122         $(Q)$(MAKE) $(build)=libperf
 123
 124 $(LIBPERF_A): $(LIBPERF_IN)
 125         $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBPERF_IN)
 126
 127 $(LIBPERF_SO): $(LIBPERF_IN) $(LIBAPI)
 128         $(QUIET_LINK)$(CC) --shared -Wl,-soname,libperf.so \
 129                                     -Wl,--version-script=$(VERSION_SCRIPT) $^ -o $@
 130         @ln -sf $(@F) $(OUTPUT)libperf.so
 131         @ln -sf $(@F) $(OUTPUT)libperf.so.$(LIBPERF_VERSION)
 132
 133
 134 libs: $(LIBPERF_A) $(LIBPERF_SO) $(LIBPERF_PC)
 135
 136 all: fixdep
 137         $(Q)$(MAKE) libs
 138
 139 clean: $(LIBAPI)-clean
 140         $(call QUIET_CLEAN, libperf) $(RM) $(LIBPERF_A) \
 141                 *.o *~ *.a *.so *.so.$(VERSION) *.so.$(LIBPERF_VERSION) .*.d .*.cmd tests/*.o LIBPERF-CFLAGS $(LIBPERF_PC) \
 142                 $(TESTS_STATIC) $(TESTS_SHARED)
 143
 144 TESTS_IN = tests-in.o
 145
 146 TESTS_STATIC = $(OUTPUT)tests-static
 147 TESTS_SHARED = $(OUTPUT)tests-shared
 148
 149 $(TESTS_IN): FORCE
 150         $(Q)$(MAKE) $(build)=tests
 151
 152 $(TESTS_STATIC): $(TESTS_IN) $(LIBPERF_A) $(LIBAPI)
 153         $(QUIET_LINK)$(CC) -o $@ $^
 154
 155 $(TESTS_SHARED): $(TESTS_IN) $(LIBAPI)
 156         $(QUIET_LINK)$(CC) -o $@ -L$(if $(OUTPUT),$(OUTPUT),.) $^ -lperf
 157
 158 make-tests: libs $(TESTS_SHARED) $(TESTS_STATIC)
 159
 160 tests: make-tests
 161         @echo "running static:"
 162         @./$(TESTS_STATIC) $(TEST_ARGS)
 163         @echo "running dynamic:"
 164         @LD_LIBRARY_PATH=. ./$(TESTS_SHARED) $(TEST_ARGS)
 165
 166 $(LIBPERF_PC):
 167         $(QUIET_GEN)sed -e "s|@PREFIX@|$(prefix)|" \
 168                 -e "s|@LIBDIR@|$(libdir_SQ)|" \
 169                 -e "s|@VERSION@|$(VERSION)|" \
 170                 < libperf.pc.template > $@
 171
 172 define do_install_mkdir
 173         if [ ! -d '$(DESTDIR_SQ)$1' ]; then             \
 174                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
 175         fi
 176 endef
 177
 178 define do_install
 179         if [ ! -d '$(DESTDIR_SQ)$2' ]; then             \
 180                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \
 181         fi;                                             \
 182         $(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR_SQ)$2'
 183 endef
 184
 185 install_lib: libs
 186         $(call QUIET_INSTALL, $(LIBPERF_ALL)) \
 187                 $(call do_install_mkdir,$(libdir_SQ)); \
 188                 cp -fpR $(LIBPERF_ALL) $(DESTDIR)$(libdir_SQ)
 189
 190 install_headers:
 191         $(call QUIET_INSTALL, headers) \
 192                 $(call do_install,include/perf/core.h,$(prefix)/include/perf,644); \
 193                 $(call do_install,include/perf/cpumap.h,$(prefix)/include/perf,644); \
 194                 $(call do_install,include/perf/threadmap.h,$(prefix)/include/perf,644); \
 195                 $(call do_install,include/perf/evlist.h,$(prefix)/include/perf,644); \
 196                 $(call do_install,include/perf/evsel.h,$(prefix)/include/perf,644); \
 197                 $(call do_install,include/perf/event.h,$(prefix)/include/perf,644); \
 198                 $(call do_install,include/perf/mmap.h,$(prefix)/include/perf,644);
 199
 200 install_pkgconfig: $(LIBPERF_PC)
 201         $(call QUIET_INSTALL, $(LIBPERF_PC)) \
 202                 $(call do_install,$(LIBPERF_PC),$(libdir_SQ)/pkgconfig,644)
 203
 204 install_doc:
 205         $(Q)$(MAKE) -C Documentation install-man install-html install-examples
 206
 207 install: install_lib install_headers install_pkgconfig install_doc
 208
 209 FORCE:
 210
 211 .PHONY: all install clean tests FORCE