tools/tracing/latency/Makefile

   1 # SPDX-License-Identifier: GPL-2.0-only
   2
   3 ifeq ($(srctree),)
   4   srctree       := $(patsubst %/,%,$(dir $(CURDIR)))
   5   srctree       := $(patsubst %/,%,$(dir $(srctree)))
   6   srctree       := $(patsubst %/,%,$(dir $(srctree)))
   7 endif
   8
   9 include $(srctree)/tools/scripts/Makefile.include
  10
  11 # O is an alias for OUTPUT
  12 OUTPUT          := $(O)
  13
  14 ifeq ($(OUTPUT),)
  15   OUTPUT        := $(CURDIR)
  16 else
  17   # subdir is used by the ../Makefile in $(call descend,)
  18   ifneq ($(subdir),)
  19     OUTPUT      := $(OUTPUT)/$(subdir)
  20   endif
  21 endif
  22
  23 ifneq ($(patsubst %/,,$(lastword $(OUTPUT))),)
  24   OUTPUT        := $(OUTPUT)/
  25 endif
  26
  27 LATENCY-COLLECTOR       := $(OUTPUT)latency-collector
  28 LATENCY-COLLECTOR_IN    := $(LATENCY-COLLECTOR)-in.o
  29
  30 export CC       := gcc
  31 export LD       := ld
  32 export AR       := ar
  33 export PKG_CONFIG := pkg-config
  34
  35 FEATURE_TESTS   := libtraceevent
  36 FEATURE_TESTS   += libtracefs
  37 FEATURE_DISPLAY := libtraceevent
  38 FEATURE_DISPLAY += libtracefs
  39
  40 ifeq ($(V),1)
  41   Q             =
  42 else
  43   Q             = @
  44 endif
  45
  46 all: $(LATENCY-COLLECTOR)
  47
  48 include $(srctree)/tools/build/Makefile.include
  49
  50 # check for dependencies only on required targets
  51 NON_CONFIG_TARGETS := clean install
  52
  53 config          := 1
  54 ifdef MAKECMDGOALS
  55 ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
  56  config         := 0
  57 endif
  58 endif
  59
  60 ifeq ($(config),1)
  61   include $(srctree)/tools/build/Makefile.feature
  62   include Makefile.config
  63 endif
  64
  65 CFLAGS          += $(INCLUDES) $(LIB_INCLUDES)
  66
  67 export CFLAGS OUTPUT srctree
  68
  69 $(LATENCY-COLLECTOR): $(LATENCY-COLLECTOR_IN)
  70         $(QUIET_LINK)$(CC) $(LDFLAGS) -o $(LATENCY-COLLECTOR) $(LATENCY-COLLECTOR_IN) $(EXTLIBS)
  71
  72 latency-collector.%: fixdep FORCE
  73         make -f $(srctree)/tools/build/Makefile.build dir=. $@
  74
  75 $(LATENCY-COLLECTOR_IN): fixdep FORCE
  76         make $(build)=latency-collector
  77
  78 INSTALL         := install
  79 MKDIR           := mkdir
  80 STRIP           := strip
  81 BINDIR          := /usr/bin
  82
  83 install:
  84         @$(MKDIR) -p $(DESTDIR)$(BINDIR)
  85         $(call QUIET_INSTALL,latency-collector)$(INSTALL) $(LATENCY-COLLECTOR) -m 755 $(DESTDIR)$(BINDIR)
  86         @$(STRIP) $(DESTDIR)$(BINDIR)/latency-collector
  87
  88 clean:
  89         $(call QUIET_CLEAN, latency-collector)
  90         $(Q)find . -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
  91         $(Q)@rm -f latency-collector fixdep FEATURE-DUMP
  92         $(Q)rm -rf feature
  93 .PHONY: FORCE clean install