[linux-2.6-block.git] / tools / perf / config / Makefile

uname_M := $(shell uname -m 2>/dev/null || echo not)

ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
				  -e s/arm.*/arm/ -e s/sa110/arm/ \
				  -e s/s390x/s390/ -e s/parisc64/parisc/ \
				  -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
				  -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
NO_PERF_REGS := 1

# Additional ARCH settings for x86
ifeq ($(ARCH),i386)
	override ARCH := x86
	NO_PERF_REGS := 0
	LIBUNWIND_LIBS = -lunwind -lunwind-x86
endif

ifeq ($(ARCH),x86_64)
	override ARCH := x86
	IS_X86_64 := 0
	ifeq (, $(findstring m32,$(EXTRA_CFLAGS)))
		IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1)
	endif
	ifeq (${IS_X86_64}, 1)
		RAW_ARCH := x86_64
		ARCH_CFLAGS := -DARCH_X86_64
		ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
	endif
	NO_PERF_REGS := 0
	LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
endif

ifeq ($(NO_PERF_REGS),0)
        BASIC_CFLAGS += -DHAVE_PERF_REGS
endif

-include config/feature-tests.mak

ifeq ($(call get-executable,$(FLEX)),)
	dummy := $(error Error: $(FLEX) is missing on this system, please install it)
endif

ifeq ($(call get-executable,$(BISON)),)
	dummy := $(error Error: $(BISON) is missing on this system, please install it)
endif

# Treat warnings as errors unless directed not to
ifneq ($(WERROR),0)
	CFLAGS_WERROR := -Werror
endif

ifeq ("$(origin DEBUG)", "command line")
	PERF_DEBUG = $(DEBUG)
endif
ifndef PERF_DEBUG
	CFLAGS_OPTIMIZE = -O6
endif

ifdef PARSER_DEBUG
	PARSER_DEBUG_BISON  := -t
	PARSER_DEBUG_FLEX   := -d
	PARSER_DEBUG_CFLAGS := -DPARSER_DEBUG
endif

CFLAGS = -fno-omit-frame-pointer -ggdb3 -funwind-tables -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS)
EXTLIBS = -lpthread -lrt -lelf -lm
ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
ALL_LDFLAGS = $(LDFLAGS)

ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y)
	CFLAGS := $(CFLAGS) -fstack-protector-all
endif

ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wstack-protector,-Wstack-protector),y)
	CFLAGS := $(CFLAGS) -Wstack-protector
endif

ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-Wvolatile-register-var),y)
	CFLAGS := $(CFLAGS) -Wvolatile-register-var
endif

ifndef PERF_DEBUG
	ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -D_FORTIFY_SOURCE=2,-D_FORTIFY_SOURCE=2),y)
		CFLAGS := $(CFLAGS) -D_FORTIFY_SOURCE=2
	endif
endif

BASIC_CFLAGS += \
	-Iutil/include \
	-Iarch/$(ARCH)/include \
	$(if $(objtree),-I$(objtree)/arch/$(ARCH)/include/generated/uapi) \
	-I$(srctree)/arch/$(ARCH)/include/uapi \
	-I$(srctree)/arch/$(ARCH)/include \
	$(if $(objtree),-I$(objtree)/include/generated/uapi) \
	-I$(srctree)/include/uapi \
	-I$(srctree)/include \
	-I$(OUTPUT)util \
	-Iutil \
	-I. \
	-I$(TRACE_EVENT_DIR) \
	-I../lib/ \
	-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE

BASIC_LDFLAGS =

ifeq ($(call try-cc,$(SOURCE_BIONIC),$(CFLAGS),bionic),y)
	BIONIC := 1
	EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
	EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
	BASIC_CFLAGS += -I.
endif

ifdef NO_LIBELF
	NO_DWARF := 1
	NO_DEMANGLE := 1
	NO_LIBUNWIND := 1
else
FLAGS_LIBELF=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
ifneq ($(call try-cc,$(SOURCE_LIBELF),$(FLAGS_LIBELF),libelf),y)
	FLAGS_GLIBC=$(ALL_CFLAGS) $(ALL_LDFLAGS)
	ifeq ($(call try-cc,$(SOURCE_GLIBC),$(FLAGS_GLIBC),glibc),y)
		LIBC_SUPPORT := 1
	endif
	ifeq ($(BIONIC),1)
		LIBC_SUPPORT := 1
	endif
	ifeq ($(LIBC_SUPPORT),1)
		msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);

		NO_LIBELF := 1
		NO_DWARF := 1
		NO_DEMANGLE := 1
	else
		msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
	endif
else
	# for linking with debug library, run like:
	# make DEBUG=1 LIBDW_DIR=/opt/libdw/
	ifdef LIBDW_DIR
		LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include
		LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
	endif

	FLAGS_DWARF=$(ALL_CFLAGS) $(LIBDW_CFLAGS) -ldw -lelf $(LIBDW_LDFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
	ifneq ($(call try-cc,$(SOURCE_DWARF),$(FLAGS_DWARF),libdw),y)
		msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
		NO_DWARF := 1
	endif # Dwarf support
endif # SOURCE_LIBELF
endif # NO_LIBELF

ifndef NO_LIBELF
BASIC_CFLAGS += -DLIBELF_SUPPORT
FLAGS_LIBELF=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DLIBELF_MMAP),y)
	BASIC_CFLAGS += -DLIBELF_MMAP
endif

# include ARCH specific config
-include arch/$(ARCH)/Makefile

ifndef NO_DWARF
ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
	msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
	NO_DWARF := 1
else
	BASIC_CFLAGS := -DDWARF_SUPPORT $(LIBDW_CFLAGS) $(BASIC_CFLAGS)
	BASIC_LDFLAGS := $(LIBDW_LDFLAGS) $(BASIC_LDFLAGS)
	EXTLIBS += -lelf -ldw
endif # PERF_HAVE_DWARF_REGS
endif # NO_DWARF

endif # NO_LIBELF

# There's only x86 (both 32 and 64) support for CFI unwind so far
ifneq ($(ARCH),x86)
	NO_LIBUNWIND := 1
endif

ifndef NO_LIBUNWIND
# for linking with debug library, run like:
# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
ifdef LIBUNWIND_DIR
	LIBUNWIND_CFLAGS  := -I$(LIBUNWIND_DIR)/include
	LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
endif

FLAGS_UNWIND=$(LIBUNWIND_CFLAGS) $(ALL_CFLAGS) $(LIBUNWIND_LDFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(LIBUNWIND_LIBS)
ifneq ($(call try-cc,$(SOURCE_LIBUNWIND),$(FLAGS_UNWIND),libunwind),y)
	msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
	NO_LIBUNWIND := 1
endif # Libunwind support
endif # NO_LIBUNWIND

ifndef NO_LIBUNWIND
	BASIC_CFLAGS += -DLIBUNWIND_SUPPORT
	EXTLIBS += $(LIBUNWIND_LIBS)
	BASIC_CFLAGS := $(LIBUNWIND_CFLAGS) $(BASIC_CFLAGS)
	BASIC_LDFLAGS := $(LIBUNWIND_LDFLAGS) $(BASIC_LDFLAGS)
endif # NO_LIBUNWIND

ifndef NO_LIBAUDIT
	FLAGS_LIBAUDIT = $(ALL_CFLAGS) $(ALL_LDFLAGS) -laudit
	ifneq ($(call try-cc,$(SOURCE_LIBAUDIT),$(FLAGS_LIBAUDIT),libaudit),y)
		msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
		NO_LIBAUDIT := 1
	else
		BASIC_CFLAGS += -DLIBAUDIT_SUPPORT
		EXTLIBS += -laudit
	endif
endif

ifdef NO_NEWT
	NO_SLANG=1
endif

ifndef NO_SLANG
	FLAGS_SLANG=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -I/usr/include/slang -lslang
	ifneq ($(call try-cc,$(SOURCE_SLANG),$(FLAGS_SLANG),libslang),y)
		msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
		NO_SLANG := 1
	else
		# Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
		BASIC_CFLAGS += -I/usr/include/slang
		BASIC_CFLAGS += -DSLANG_SUPPORT
		EXTLIBS += -lslang
	endif
endif

ifndef NO_GTK2
	FLAGS_GTK2=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null)
	ifneq ($(call try-cc,$(SOURCE_GTK2),$(FLAGS_GTK2),gtk2),y)
		msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
		NO_GTK2 := 1
	else
		ifeq ($(call try-cc,$(SOURCE_GTK2_INFOBAR),$(FLAGS_GTK2),-DHAVE_GTK_INFO_BAR),y)
			BASIC_CFLAGS += -DHAVE_GTK_INFO_BAR
		endif
		BASIC_CFLAGS += -DGTK2_SUPPORT
		BASIC_CFLAGS += $(shell pkg-config --cflags gtk+-2.0 2>/dev/null)
		EXTLIBS += $(shell pkg-config --libs gtk+-2.0 2>/dev/null)
	endif
endif

grep-libs  = $(filter -l%,$(1))
strip-libs = $(filter-out -l%,$(1))

ifdef NO_LIBPERL
	BASIC_CFLAGS += -DNO_LIBPERL
else
	PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
	PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
	PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
	PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
	FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)

	ifneq ($(call try-cc,$(SOURCE_PERL_EMBED),$(FLAGS_PERL_EMBED),perl),y)
		BASIC_CFLAGS += -DNO_LIBPERL
		NO_LIBPERL := 1
	else
		ALL_LDFLAGS += $(PERL_EMBED_LDFLAGS)
		EXTLIBS += $(PERL_EMBED_LIBADD)
	endif
endif

disable-python = $(eval $(disable-python_code))
define disable-python_code
  BASIC_CFLAGS += -DNO_LIBPYTHON
  $(if $(1),$(warning No $(1) was found))
  $(warning Python support will not be built)
  NO_LIBPYTHON := 1
endef

override PYTHON := \
  $(call get-executable-or-default,PYTHON,python)

ifndef PYTHON
  $(call disable-python,python interpreter)
else

  PYTHON_WORD := $(call shell-wordify,$(PYTHON))

  ifdef NO_LIBPYTHON
    $(call disable-python)
  else

    override PYTHON_CONFIG := \
      $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON)-config)

    ifndef PYTHON_CONFIG
      $(call disable-python,python-config tool)
    else

      PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))

      PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
      PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
      PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
      PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
      FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)

      ifneq ($(call try-cc,$(SOURCE_PYTHON_EMBED),$(FLAGS_PYTHON_EMBED),python),y)
        $(call disable-python,Python.h (for Python 2.x))
      else

        ifneq ($(call try-cc,$(SOURCE_PYTHON_VERSION),$(FLAGS_PYTHON_EMBED),python version),y)
          $(warning Python 3 is not yet supported; please set)
          $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
          $(warning If you also have Python 2 installed, then)
          $(warning try something like:)
          $(warning $(and ,))
          $(warning $(and ,)  make PYTHON=python2)
          $(warning $(and ,))
          $(warning Otherwise, disable Python support entirely:)
          $(warning $(and ,))
          $(warning $(and ,)  make NO_LIBPYTHON=1)
          $(warning $(and ,))
          $(error   $(and ,))
        else
          ALL_LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
          EXTLIBS += $(PYTHON_EMBED_LIBADD)
          LANG_BINDINGS += $(OUTPUT)python/perf.so
        endif
      endif
    endif
  endif
endif

ifdef NO_DEMANGLE
	BASIC_CFLAGS += -DNO_DEMANGLE
else
	ifdef HAVE_CPLUS_DEMANGLE
		EXTLIBS += -liberty
		BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
	else
		FLAGS_BFD=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -DPACKAGE='perf' -lbfd
		has_bfd := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD),libbfd)
		ifeq ($(has_bfd),y)
			EXTLIBS += -lbfd
		else
			FLAGS_BFD_IBERTY=$(FLAGS_BFD) -liberty
			has_bfd_iberty := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY),liberty)
			ifeq ($(has_bfd_iberty),y)
				EXTLIBS += -lbfd -liberty
			else
				FLAGS_BFD_IBERTY_Z=$(FLAGS_BFD_IBERTY) -lz
				has_bfd_iberty_z := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY_Z),libz)
				ifeq ($(has_bfd_iberty_z),y)
					EXTLIBS += -lbfd -liberty -lz
				else
					FLAGS_CPLUS_DEMANGLE=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -liberty
					has_cplus_demangle := $(call try-cc,$(SOURCE_CPLUS_DEMANGLE),$(FLAGS_CPLUS_DEMANGLE),demangle)
					ifeq ($(has_cplus_demangle),y)
						EXTLIBS += -liberty
						BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
					else
						msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
						BASIC_CFLAGS += -DNO_DEMANGLE
					endif
				endif
			endif
		endif
	endif
endif

ifndef NO_STRLCPY
	ifeq ($(call try-cc,$(SOURCE_STRLCPY),,-DHAVE_STRLCPY),y)
		BASIC_CFLAGS += -DHAVE_STRLCPY
	endif
endif

ifndef NO_ON_EXIT
	ifeq ($(call try-cc,$(SOURCE_ON_EXIT),,-DHAVE_ON_EXIT),y)
		BASIC_CFLAGS += -DHAVE_ON_EXIT
	endif
endif

ifndef NO_BACKTRACE
       ifeq ($(call try-cc,$(SOURCE_BACKTRACE),,-DBACKTRACE_SUPPORT),y)
		BASIC_CFLAGS += -DBACKTRACE_SUPPORT
       endif
endif

ifndef NO_LIBNUMA
	FLAGS_LIBNUMA = $(ALL_CFLAGS) $(ALL_LDFLAGS) -lnuma
	ifneq ($(call try-cc,$(SOURCE_LIBNUMA),$(FLAGS_LIBNUMA),libnuma),y)
		msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev);
		NO_LIBNUMA := 1
	else
		BASIC_CFLAGS += -DLIBNUMA_SUPPORT
		EXTLIBS += -lnuma
	endif
endif

# Among the variables below, these:
#   perfexecdir
#   template_dir
#   mandir
#   infodir
#   htmldir
#   ETC_PERFCONFIG (but not sysconfdir)
# can be specified as a relative path some/where/else;
# this is interpreted as relative to $(prefix) and "perf" at
# runtime figures out where they are based on the path to the executable.
# This can help installing the suite in a relocatable way.

# Make the path relative to DESTDIR, not to prefix
ifndef DESTDIR
prefix = $(HOME)
endif
bindir_relative = bin
bindir = $(prefix)/$(bindir_relative)
mandir = share/man
infodir = share/info
perfexecdir = libexec/perf-core
sharedir = $(prefix)/share
template_dir = share/perf-core/templates
htmldir = share/doc/perf-doc
ifeq ($(prefix),/usr)
sysconfdir = /etc
ETC_PERFCONFIG = $(sysconfdir)/perfconfig
else
sysconfdir = $(prefix)/etc
ETC_PERFCONFIG = etc/perfconfig
endif
lib = lib

# Shell quote (do not use $(call) to accommodate ancient setups);
ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
bindir_SQ = $(subst ','\'',$(bindir))
mandir_SQ = $(subst ','\'',$(mandir))
infodir_SQ = $(subst ','\'',$(infodir))
perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
template_dir_SQ = $(subst ','\'',$(template_dir))
htmldir_SQ = $(subst ','\'',$(htmldir))
prefix_SQ = $(subst ','\'',$(prefix))
sysconfdir_SQ = $(subst ','\'',$(sysconfdir))

ifneq ($(filter /%,$(firstword $(perfexecdir))),)
perfexec_instdir = $(perfexecdir)
else
perfexec_instdir = $(prefix)/$(perfexecdir)
endif
perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
Commit	Line	Data
8bd407b9 JO	1	uname_M := $(shell uname -m 2>/dev/null \|\| echo not)
	2
	3	ARCH ?= $(shell echo $(uname_M) \| sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
	4	-e s/arm.*/arm/ -e s/sa110/arm/ \
	5	-e s/s390x/s390/ -e s/parisc64/parisc/ \
	6	-e s/ppc./powerpc/ -e s/mips./mips/ \
	7	-e s/sh[234]./sh/ -e s/aarch64./arm64/ )
	8	NO_PERF_REGS := 1
	9
	10	# Additional ARCH settings for x86
	11	ifeq ($(ARCH),i386)
	12	override ARCH := x86
	13	NO_PERF_REGS := 0
	14	LIBUNWIND_LIBS = -lunwind -lunwind-x86
	15	endif
	16
	17	ifeq ($(ARCH),x86_64)
	18	override ARCH := x86
	19	IS_X86_64 := 0
	20	ifeq (, $(findstring m32,$(EXTRA_CFLAGS)))
	21	IS_X86_64 := $(shell echo __x86_64__ \| ${CC} -E -x c - \| tail -n 1)
	22	endif
	23	ifeq (${IS_X86_64}, 1)
	24	RAW_ARCH := x86_64
	25	ARCH_CFLAGS := -DARCH_X86_64
	26	ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
	27	endif
	28	NO_PERF_REGS := 0
	29	LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
	30	endif
	31
	32	ifeq ($(NO_PERF_REGS),0)
	33	BASIC_CFLAGS += -DHAVE_PERF_REGS
	34	endif
a32f4936 JO	35
	36	-include config/feature-tests.mak
	37
	38	ifeq ($(call get-executable,$(FLEX)),)
	39	dummy := $(error Error: $(FLEX) is missing on this system, please install it)
	40	endif
	41
	42	ifeq ($(call get-executable,$(BISON)),)
	43	dummy := $(error Error: $(BISON) is missing on this system, please install it)
	44	endif
362493f0 JO	45
	46	# Treat warnings as errors unless directed not to
	47	ifneq ($(WERROR),0)
	48	CFLAGS_WERROR := -Werror
	49	endif
	50
	51	ifeq ("$(origin DEBUG)", "command line")
	52	PERF_DEBUG = $(DEBUG)
	53	endif
	54	ifndef PERF_DEBUG
	55	CFLAGS_OPTIMIZE = -O6
	56	endif
	57
	58	ifdef PARSER_DEBUG
	59	PARSER_DEBUG_BISON := -t
	60	PARSER_DEBUG_FLEX := -d
	61	PARSER_DEBUG_CFLAGS := -DPARSER_DEBUG
	62	endif
	63
	64	CFLAGS = -fno-omit-frame-pointer -ggdb3 -funwind-tables -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS)
	65	EXTLIBS = -lpthread -lrt -lelf -lm
	66	ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
	67	ALL_LDFLAGS = $(LDFLAGS)
	68
	69	ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y)
	70	CFLAGS := $(CFLAGS) -fstack-protector-all
	71	endif
	72
	73	ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wstack-protector,-Wstack-protector),y)
	74	CFLAGS := $(CFLAGS) -Wstack-protector
	75	endif
	76
	77	ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-Wvolatile-register-var),y)
	78	CFLAGS := $(CFLAGS) -Wvolatile-register-var
	79	endif
	80
	81	ifndef PERF_DEBUG
	82	ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -D_FORTIFY_SOURCE=2,-D_FORTIFY_SOURCE=2),y)
	83	CFLAGS := $(CFLAGS) -D_FORTIFY_SOURCE=2
	84	endif
	85	endif
	86
	87	BASIC_CFLAGS += \
	88	-Iutil/include \
	89	-Iarch/$(ARCH)/include \
	90	$(if $(objtree),-I$(objtree)/arch/$(ARCH)/include/generated/uapi) \
	91	-I$(srctree)/arch/$(ARCH)/include/uapi \
	92	-I$(srctree)/arch/$(ARCH)/include \
	93	$(if $(objtree),-I$(objtree)/include/generated/uapi) \
	94	-I$(srctree)/include/uapi \
	95	-I$(srctree)/include \
	96	-I$(OUTPUT)util \
	97	-Iutil \
	98	-I. \
	99	-I$(TRACE_EVENT_DIR) \
	100	-I../lib/ \
	101	-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
	102
	103	BASIC_LDFLAGS =
	104
	105	ifeq ($(call try-cc,$(SOURCE_BIONIC),$(CFLAGS),bionic),y)
	106	BIONIC := 1
	107	EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
	108	EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
109	BASIC_CFLAGS += -I.
110	endif
cf4cca10 JO	111
	112	ifdef NO_LIBELF
	113	NO_DWARF := 1
	114	NO_DEMANGLE := 1
	115	NO_LIBUNWIND := 1
	116	else
	117	FLAGS_LIBELF=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
	118	ifneq ($(call try-cc,$(SOURCE_LIBELF),$(FLAGS_LIBELF),libelf),y)
	119	FLAGS_GLIBC=$(ALL_CFLAGS) $(ALL_LDFLAGS)
	120	ifeq ($(call try-cc,$(SOURCE_GLIBC),$(FLAGS_GLIBC),glibc),y)
	121	LIBC_SUPPORT := 1
	122	endif
	123	ifeq ($(BIONIC),1)
	124	LIBC_SUPPORT := 1
	125	endif
	126	ifeq ($(LIBC_SUPPORT),1)
	127	msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
	128
	129	NO_LIBELF := 1
	130	NO_DWARF := 1
	131	NO_DEMANGLE := 1
	132	else
	133	msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
	134	endif
	135	else
	136	# for linking with debug library, run like:
	137	# make DEBUG=1 LIBDW_DIR=/opt/libdw/
	138	ifdef LIBDW_DIR
	139	LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
	140	LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
	141	endif
	142
	143	FLAGS_DWARF=$(ALL_CFLAGS) $(LIBDW_CFLAGS) -ldw -lelf $(LIBDW_LDFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
	144	ifneq ($(call try-cc,$(SOURCE_DWARF),$(FLAGS_DWARF),libdw),y)
	145	msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
	146	NO_DWARF := 1
	147	endif # Dwarf support
	148	endif # SOURCE_LIBELF
	149	endif # NO_LIBELF
	150
	151	ifndef NO_LIBELF
	152	BASIC_CFLAGS += -DLIBELF_SUPPORT
	153	FLAGS_LIBELF=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
	154	ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DLIBELF_MMAP),y)
	155	BASIC_CFLAGS += -DLIBELF_MMAP
	156	endif
779724fd JO	157
	158	# include ARCH specific config
	159	-include arch/$(ARCH)/Makefile
	160
	161	ifndef NO_DWARF
	162	ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
	163	msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
	164	NO_DWARF := 1
	165	else
	166	BASIC_CFLAGS := -DDWARF_SUPPORT $(LIBDW_CFLAGS) $(BASIC_CFLAGS)
	167	BASIC_LDFLAGS := $(LIBDW_LDFLAGS) $(BASIC_LDFLAGS)
	168	EXTLIBS += -lelf -ldw
	169	endif # PERF_HAVE_DWARF_REGS
	170	endif # NO_DWARF
	171
cf4cca10	172	endif # NO_LIBELF
0e433feb JO	173
	174	# There's only x86 (both 32 and 64) support for CFI unwind so far
	175	ifneq ($(ARCH),x86)
	176	NO_LIBUNWIND := 1
	177	endif
	178
	179	ifndef NO_LIBUNWIND
	180	# for linking with debug library, run like:
	181	# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
	182	ifdef LIBUNWIND_DIR
	183	LIBUNWIND_CFLAGS := -I$(LIBUNWIND_DIR)/include
	184	LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
	185	endif
	186
	187	FLAGS_UNWIND=$(LIBUNWIND_CFLAGS) $(ALL_CFLAGS) $(LIBUNWIND_LDFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(LIBUNWIND_LIBS)
	188	ifneq ($(call try-cc,$(SOURCE_LIBUNWIND),$(FLAGS_UNWIND),libunwind),y)
	189	msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
	190	NO_LIBUNWIND := 1
	191	endif # Libunwind support
	192	endif # NO_LIBUNWIND
	193
	194	ifndef NO_LIBUNWIND
	195	BASIC_CFLAGS += -DLIBUNWIND_SUPPORT
	196	EXTLIBS += $(LIBUNWIND_LIBS)
	197	BASIC_CFLAGS := $(LIBUNWIND_CFLAGS) $(BASIC_CFLAGS)
	198	BASIC_LDFLAGS := $(LIBUNWIND_LDFLAGS) $(BASIC_LDFLAGS)
	199	endif # NO_LIBUNWIND
a8279525 JO	200
	201	ifndef NO_LIBAUDIT
	202	FLAGS_LIBAUDIT = $(ALL_CFLAGS) $(ALL_LDFLAGS) -laudit
	203	ifneq ($(call try-cc,$(SOURCE_LIBAUDIT),$(FLAGS_LIBAUDIT),libaudit),y)
	204	msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
	205	NO_LIBAUDIT := 1
	206	else
	207	BASIC_CFLAGS += -DLIBAUDIT_SUPPORT
	208	EXTLIBS += -laudit
	209	endif
	210	endif
4a8f888a JO	211
	212	ifdef NO_NEWT
	213	NO_SLANG=1
	214	endif
	215
	216	ifndef NO_SLANG
	217	FLAGS_SLANG=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -I/usr/include/slang -lslang
	218	ifneq ($(call try-cc,$(SOURCE_SLANG),$(FLAGS_SLANG),libslang),y)
	219	msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
	220	NO_SLANG := 1
	221	else
	222	# Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
	223	BASIC_CFLAGS += -I/usr/include/slang
	224	BASIC_CFLAGS += -DSLANG_SUPPORT
	225	EXTLIBS += -lslang
	226	endif
	227	endif
58cabf6a JO	228
	229	ifndef NO_GTK2
	230	FLAGS_GTK2=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null)
	231	ifneq ($(call try-cc,$(SOURCE_GTK2),$(FLAGS_GTK2),gtk2),y)
	232	msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
	233	NO_GTK2 := 1
	234	else
	235	ifeq ($(call try-cc,$(SOURCE_GTK2_INFOBAR),$(FLAGS_GTK2),-DHAVE_GTK_INFO_BAR),y)
	236	BASIC_CFLAGS += -DHAVE_GTK_INFO_BAR
	237	endif
	238	BASIC_CFLAGS += -DGTK2_SUPPORT
	239	BASIC_CFLAGS += $(shell pkg-config --cflags gtk+-2.0 2>/dev/null)
	240	EXTLIBS += $(shell pkg-config --libs gtk+-2.0 2>/dev/null)
	241	endif
	242	endif
3082cb33 JO	243
	244	grep-libs = $(filter -l%,$(1))
	245	strip-libs = $(filter-out -l%,$(1))
	246
	247	ifdef NO_LIBPERL
	248	BASIC_CFLAGS += -DNO_LIBPERL
	249	else
	250	PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
	251	PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
	252	PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
	253	PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
	254	FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
	255
	256	ifneq ($(call try-cc,$(SOURCE_PERL_EMBED),$(FLAGS_PERL_EMBED),perl),y)
	257	BASIC_CFLAGS += -DNO_LIBPERL
	258	NO_LIBPERL := 1
	259	else
	260	ALL_LDFLAGS += $(PERL_EMBED_LDFLAGS)
	261	EXTLIBS += $(PERL_EMBED_LIBADD)
	262	endif
	263	endif
6e533cf1 JO	264
	265	disable-python = $(eval $(disable-python_code))
	266	define disable-python_code
	267	BASIC_CFLAGS += -DNO_LIBPYTHON
	268	$(if $(1),$(warning No $(1) was found))
	269	$(warning Python support will not be built)
	270	NO_LIBPYTHON := 1
	271	endef
	272
	273	override PYTHON := \
	274	$(call get-executable-or-default,PYTHON,python)
	275
	276	ifndef PYTHON
	277	$(call disable-python,python interpreter)
	278	else
	279
	280	PYTHON_WORD := $(call shell-wordify,$(PYTHON))
	281
	282	ifdef NO_LIBPYTHON
	283	$(call disable-python)
	284	else
	285
	286	override PYTHON_CONFIG := \
	287	$(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON)-config)
	288
	289	ifndef PYTHON_CONFIG
	290	$(call disable-python,python-config tool)
	291	else
	292
	293	PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
	294
	295	PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
	296	PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
	297	PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
	298	PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
	299	FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
	300
	301	ifneq ($(call try-cc,$(SOURCE_PYTHON_EMBED),$(FLAGS_PYTHON_EMBED),python),y)
	302	$(call disable-python,Python.h (for Python 2.x))
	303	else
	304
	305	ifneq ($(call try-cc,$(SOURCE_PYTHON_VERSION),$(FLAGS_PYTHON_EMBED),python version),y)
	306	$(warning Python 3 is not yet supported; please set)
	307	$(warning PYTHON and/or PYTHON_CONFIG appropriately.)
	308	$(warning If you also have Python 2 installed, then)
	309	$(warning try something like:)
	310	$(warning $(and ,))
	311	$(warning $(and ,) make PYTHON=python2)
	312	$(warning $(and ,))
	313	$(warning Otherwise, disable Python support entirely:)
	314	$(warning $(and ,))
	315	$(warning $(and ,) make NO_LIBPYTHON=1)
	316	$(warning $(and ,))
	317	$(error $(and ,))
	318	else
	319	ALL_LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
	320	EXTLIBS += $(PYTHON_EMBED_LIBADD)
	321	LANG_BINDINGS += $(OUTPUT)python/perf.so
	322	endif
	323	endif
	324	endif
	325	endif
	326	endif
c3cf8368 JO	327
	328	ifdef NO_DEMANGLE
	329	BASIC_CFLAGS += -DNO_DEMANGLE
	330	else
	331	ifdef HAVE_CPLUS_DEMANGLE
	332	EXTLIBS += -liberty
	333	BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
	334	else
	335	FLAGS_BFD=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -DPACKAGE='perf' -lbfd
	336	has_bfd := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD),libbfd)
	337	ifeq ($(has_bfd),y)
	338	EXTLIBS += -lbfd
	339	else
	340	FLAGS_BFD_IBERTY=$(FLAGS_BFD) -liberty
	341	has_bfd_iberty := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY),liberty)
	342	ifeq ($(has_bfd_iberty),y)
	343	EXTLIBS += -lbfd -liberty
	344	else
	345	FLAGS_BFD_IBERTY_Z=$(FLAGS_BFD_IBERTY) -lz
	346	has_bfd_iberty_z := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY_Z),libz)
	347	ifeq ($(has_bfd_iberty_z),y)
	348	EXTLIBS += -lbfd -liberty -lz
	349	else
	350	FLAGS_CPLUS_DEMANGLE=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -liberty
	351	has_cplus_demangle := $(call try-cc,$(SOURCE_CPLUS_DEMANGLE),$(FLAGS_CPLUS_DEMANGLE),demangle)
	352	ifeq ($(has_cplus_demangle),y)
	353	EXTLIBS += -liberty
	354	BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
	355	else
	356	msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
	357	BASIC_CFLAGS += -DNO_DEMANGLE
	358	endif
	359	endif
	360	endif
	361	endif
	362	endif
	363	endif
a1c7c9e7 JO	364
	365	ifndef NO_STRLCPY
	366	ifeq ($(call try-cc,$(SOURCE_STRLCPY),,-DHAVE_STRLCPY),y)
	367	BASIC_CFLAGS += -DHAVE_STRLCPY
	368	endif
	369	endif
	370
	371	ifndef NO_ON_EXIT
	372	ifeq ($(call try-cc,$(SOURCE_ON_EXIT),,-DHAVE_ON_EXIT),y)
	373	BASIC_CFLAGS += -DHAVE_ON_EXIT
	374	endif
	375	endif
	376
	377	ifndef NO_BACKTRACE
	378	ifeq ($(call try-cc,$(SOURCE_BACKTRACE),,-DBACKTRACE_SUPPORT),y)
	379	BASIC_CFLAGS += -DBACKTRACE_SUPPORT
	380	endif
	381	endif
58a0abd7 JO	382
	383	ifndef NO_LIBNUMA
	384	FLAGS_LIBNUMA = $(ALL_CFLAGS) $(ALL_LDFLAGS) -lnuma
	385	ifneq ($(call try-cc,$(SOURCE_LIBNUMA),$(FLAGS_LIBNUMA),libnuma),y)
	386	msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev);
	387	NO_LIBNUMA := 1
	388	else
	389	BASIC_CFLAGS += -DLIBNUMA_SUPPORT
	390	EXTLIBS += -lnuma
	391	endif
	392	endif
cd1c39f2 JO	393
	394	# Among the variables below, these:
	395	# perfexecdir
	396	# template_dir
	397	# mandir
	398	# infodir
	399	# htmldir
	400	# ETC_PERFCONFIG (but not sysconfdir)
	401	# can be specified as a relative path some/where/else;
	402	# this is interpreted as relative to $(prefix) and "perf" at
	403	# runtime figures out where they are based on the path to the executable.
	404	# This can help installing the suite in a relocatable way.
	405
	406	# Make the path relative to DESTDIR, not to prefix
	407	ifndef DESTDIR
	408	prefix = $(HOME)
	409	endif
	410	bindir_relative = bin
	411	bindir = $(prefix)/$(bindir_relative)
	412	mandir = share/man
	413	infodir = share/info
	414	perfexecdir = libexec/perf-core
	415	sharedir = $(prefix)/share
	416	template_dir = share/perf-core/templates
	417	htmldir = share/doc/perf-doc
	418	ifeq ($(prefix),/usr)
	419	sysconfdir = /etc
	420	ETC_PERFCONFIG = $(sysconfdir)/perfconfig
	421	else
	422	sysconfdir = $(prefix)/etc
	423	ETC_PERFCONFIG = etc/perfconfig
	424	endif
	425	lib = lib
	426
	427	# Shell quote (do not use $(call) to accommodate ancient setups);
	428	ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
	429	DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
	430	bindir_SQ = $(subst ','\'',$(bindir))
	431	mandir_SQ = $(subst ','\'',$(mandir))
	432	infodir_SQ = $(subst ','\'',$(infodir))
	433	perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
	434	template_dir_SQ = $(subst ','\'',$(template_dir))
	435	htmldir_SQ = $(subst ','\'',$(htmldir))
	436	prefix_SQ = $(subst ','\'',$(prefix))
	437	sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
	438
	439	ifneq ($(filter /%,$(firstword $(perfexecdir))),)
	440	perfexec_instdir = $(perfexecdir)
	441	else
	442	perfexec_instdir = $(prefix)/$(perfexecdir)
	443	endif
	444	perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))