Makefile 29.6 KB
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ifeq ("$(origin O)", "command line")
	OUTPUT := $(O)/
endif

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# The default target of this Makefile is...
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all:
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include config/utilities.mak

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ifneq ($(OUTPUT),)
# check that the output directory actually exists
OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
$(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
endif

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# Define V to have a more verbose compile.
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#
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# Define PYTHON to point to the python binary if the default
# `python' is not correct; for example: PYTHON=python2
#
# Define PYTHON_CONFIG to point to the python-config binary if
# the default `$(PYTHON)-config' is not correct.
#
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# Define ASCIIDOC8 if you want to format documentation with AsciiDoc 8
#
# Define DOCBOOK_XSL_172 if you want to format man pages with DocBook XSL v1.72.
#
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# Define LDFLAGS=-static to build a static binary.
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#
# Define EXTRA_CFLAGS=-m64 or EXTRA_CFLAGS=-m32 as appropriate for cross-builds.
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#
# Define NO_DWARF if you do not want debug-info analysis feature at all.
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#
# Define WERROR=0 to disable treating any warnings as errors.
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$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
	@$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
-include $(OUTPUT)PERF-VERSION-FILE
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uname_M := $(shell uname -m 2>/dev/null || echo not)
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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/ )

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CC = $(CROSS_COMPILE)gcc
AR = $(CROSS_COMPILE)ar

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# Additional ARCH settings for x86
ifeq ($(ARCH),i386)
        ARCH := x86
endif
ifeq ($(ARCH),x86_64)
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	ARCH := x86
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	IS_X86_64 := 0
	ifeq (, $(findstring m32,$(EXTRA_CFLAGS)))
		IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -xc - | tail -n 1)
	endif
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	ifeq (${IS_X86_64}, 1)
		RAW_ARCH := x86_64
		ARCH_CFLAGS := -DARCH_X86_64
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		ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
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	endif
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endif

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

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#
# Include saner warnings here, which can catch bugs:
#
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EXTRA_WARNINGS := -Wformat
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EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-security
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-y2k
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wshadow
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Winit-self
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wpacked
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wredundant-decls
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wstrict-aliasing=3
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wswitch-default
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wswitch-enum
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wno-system-headers
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wundef
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wwrite-strings
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wbad-function-cast
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wmissing-declarations
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wmissing-prototypes
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wnested-externs
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wold-style-definition
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wstrict-prototypes
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wdeclaration-after-statement
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ifeq ("$(origin DEBUG)", "command line")
  PERF_DEBUG = $(DEBUG)
endif
ifndef PERF_DEBUG
  CFLAGS_OPTIMIZE = -O6
endif

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CFLAGS = -fno-omit-frame-pointer -ggdb3 -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
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EXTLIBS = -lpthread -lrt -lelf -lm
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ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
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ALL_LDFLAGS = $(LDFLAGS)
STRIP ?= strip

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

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

export prefix bindir sharedir sysconfdir

RM = rm -f
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MKDIR = mkdir
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FIND = find
INSTALL = install

# sparse is architecture-neutral, which means that we need to tell it
# explicitly what architecture to check for. Fix this up for yours..
SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__

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-include config/feature-tests.mak
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ifeq ($(call try-cc,$(SOURCE_HELLO),-Werror -fstack-protector-all),y)
	CFLAGS := $(CFLAGS) -fstack-protector-all
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endif
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ifeq ($(call try-cc,$(SOURCE_HELLO),-Werror -Wstack-protector),y)
       CFLAGS := $(CFLAGS) -Wstack-protector
endif

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

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BASIC_CFLAGS = -Iutil/include -Iarch/$(ARCH)/include -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
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BASIC_LDFLAGS =

# Guard against environment variables
BUILTIN_OBJS =
LIB_H =
LIB_OBJS =
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PYRF_OBJS =
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SCRIPT_SH =

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SCRIPT_SH += perf-archive.sh
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grep-libs = $(filter -l%,$(1))
strip-libs = $(filter-out -l%,$(1))

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$(OUTPUT)python/perf.so: $(PYRF_OBJS)
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	$(QUIET_GEN)CFLAGS='$(BASIC_CFLAGS)' $(PYTHON_WORD) util/setup.py \
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	  --quiet build_ext; \
	mkdir -p $(OUTPUT)python && \
	cp $(PYTHON_EXTBUILD_LIB)perf.so $(OUTPUT)python/
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#
# No Perl scripts right now:
#

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SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH))
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#
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# Single 'perf' binary right now:
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#
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PROGRAMS += $(OUTPUT)perf
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LANG_BINDINGS =
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# what 'all' will build and 'install' will install, in perfexecdir
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ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS)
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# what 'all' will build but not install in perfexecdir
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OTHER_PROGRAMS = $(OUTPUT)perf
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# Set paths to tools early so that they can be used for version tests.
ifndef SHELL_PATH
	SHELL_PATH = /bin/sh
endif
ifndef PERL_PATH
	PERL_PATH = /usr/bin/perl
endif

export PERL_PATH

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LIB_FILE=$(OUTPUT)libperf.a
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LIB_H += ../../include/linux/perf_event.h
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LIB_H += ../../include/linux/rbtree.h
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LIB_H += ../../include/linux/list.h
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LIB_H += ../../include/linux/const.h
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LIB_H += ../../include/linux/hash.h
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LIB_H += ../../include/linux/stringify.h
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LIB_H += util/include/linux/bitmap.h
LIB_H += util/include/linux/bitops.h
LIB_H += util/include/linux/compiler.h
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LIB_H += util/include/linux/const.h
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LIB_H += util/include/linux/ctype.h
LIB_H += util/include/linux/kernel.h
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LIB_H += util/include/linux/list.h
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LIB_H += util/include/linux/module.h
LIB_H += util/include/linux/poison.h
LIB_H += util/include/linux/prefetch.h
LIB_H += util/include/linux/rbtree.h
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LIB_H += util/include/linux/string.h
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LIB_H += util/include/linux/types.h
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LIB_H += util/include/linux/linkage.h
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LIB_H += util/include/asm/asm-offsets.h
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LIB_H += util/include/asm/bug.h
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LIB_H += util/include/asm/byteorder.h
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LIB_H += util/include/asm/hweight.h
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LIB_H += util/include/asm/swab.h
LIB_H += util/include/asm/system.h
LIB_H += util/include/asm/uaccess.h
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LIB_H += util/include/dwarf-regs.h
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LIB_H += util/include/asm/dwarf2.h
LIB_H += util/include/asm/cpufeature.h
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LIB_H += perf.h
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LIB_H += util/annotate.h
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LIB_H += util/cache.h
LIB_H += util/callchain.h
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LIB_H += util/build-id.h
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LIB_H += util/debug.h
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LIB_H += util/debugfs.h
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LIB_H += util/event.h
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LIB_H += util/evsel.h
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LIB_H += util/evlist.h
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LIB_H += util/exec_cmd.h
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LIB_H += util/types.h
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LIB_H += util/levenshtein.h
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LIB_H += util/map.h
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LIB_H += util/parse-options.h
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LIB_H += util/parse-events.h
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LIB_H += util/quote.h
LIB_H += util/util.h
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LIB_H += util/xyarray.h
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LIB_H += util/header.h
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LIB_H += util/help.h
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LIB_H += util/session.h
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LIB_H += util/strbuf.h
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LIB_H += util/strlist.h
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LIB_H += util/strfilter.h
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LIB_H += util/svghelper.h
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LIB_H += util/tool.h
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LIB_H += util/run-command.h
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LIB_H += util/sigchain.h
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LIB_H += util/symbol.h
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LIB_H += util/color.h
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LIB_H += util/values.h
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LIB_H += util/sort.h
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LIB_H += util/hist.h
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LIB_H += util/thread.h
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LIB_H += util/thread_map.h
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LIB_H += util/trace-event.h
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LIB_H += util/probe-finder.h
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LIB_H += util/dwarf-aux.h
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LIB_H += util/probe-event.h
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LIB_H += util/pstack.h
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LIB_H += util/cpumap.h
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LIB_H += util/top.h
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LIB_H += $(ARCH_INCLUDE)
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LIB_H += util/cgroup.h
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LIB_OBJS += $(OUTPUT)util/abspath.o
LIB_OBJS += $(OUTPUT)util/alias.o
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LIB_OBJS += $(OUTPUT)util/annotate.o
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LIB_OBJS += $(OUTPUT)util/build-id.o
LIB_OBJS += $(OUTPUT)util/config.o
LIB_OBJS += $(OUTPUT)util/ctype.o
LIB_OBJS += $(OUTPUT)util/debugfs.o
LIB_OBJS += $(OUTPUT)util/environment.o
LIB_OBJS += $(OUTPUT)util/event.o
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LIB_OBJS += $(OUTPUT)util/evlist.o
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LIB_OBJS += $(OUTPUT)util/evsel.o
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LIB_OBJS += $(OUTPUT)util/exec_cmd.o
LIB_OBJS += $(OUTPUT)util/help.o
LIB_OBJS += $(OUTPUT)util/levenshtein.o
LIB_OBJS += $(OUTPUT)util/parse-options.o
LIB_OBJS += $(OUTPUT)util/parse-events.o
LIB_OBJS += $(OUTPUT)util/path.o
LIB_OBJS += $(OUTPUT)util/rbtree.o
LIB_OBJS += $(OUTPUT)util/bitmap.o
LIB_OBJS += $(OUTPUT)util/hweight.o
LIB_OBJS += $(OUTPUT)util/run-command.o
LIB_OBJS += $(OUTPUT)util/quote.o
LIB_OBJS += $(OUTPUT)util/strbuf.o
LIB_OBJS += $(OUTPUT)util/string.o
LIB_OBJS += $(OUTPUT)util/strlist.o
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LIB_OBJS += $(OUTPUT)util/strfilter.o
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LIB_OBJS += $(OUTPUT)util/top.o
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LIB_OBJS += $(OUTPUT)util/usage.o
LIB_OBJS += $(OUTPUT)util/wrapper.o
LIB_OBJS += $(OUTPUT)util/sigchain.o
LIB_OBJS += $(OUTPUT)util/symbol.o
LIB_OBJS += $(OUTPUT)util/color.o
LIB_OBJS += $(OUTPUT)util/pager.o
LIB_OBJS += $(OUTPUT)util/header.o
LIB_OBJS += $(OUTPUT)util/callchain.o
LIB_OBJS += $(OUTPUT)util/values.o
LIB_OBJS += $(OUTPUT)util/debug.o
LIB_OBJS += $(OUTPUT)util/map.o
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LIB_OBJS += $(OUTPUT)util/pstack.o
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LIB_OBJS += $(OUTPUT)util/session.o
LIB_OBJS += $(OUTPUT)util/thread.o
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LIB_OBJS += $(OUTPUT)util/thread_map.o
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LIB_OBJS += $(OUTPUT)util/trace-event-parse.o
LIB_OBJS += $(OUTPUT)util/trace-event-read.o
LIB_OBJS += $(OUTPUT)util/trace-event-info.o
LIB_OBJS += $(OUTPUT)util/trace-event-scripting.o
LIB_OBJS += $(OUTPUT)util/svghelper.o
LIB_OBJS += $(OUTPUT)util/sort.o
LIB_OBJS += $(OUTPUT)util/hist.o
LIB_OBJS += $(OUTPUT)util/probe-event.o
LIB_OBJS += $(OUTPUT)util/util.o
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LIB_OBJS += $(OUTPUT)util/xyarray.o
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LIB_OBJS += $(OUTPUT)util/cpumap.o
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LIB_OBJS += $(OUTPUT)util/cgroup.o
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BUILTIN_OBJS += $(OUTPUT)builtin-annotate.o

BUILTIN_OBJS += $(OUTPUT)builtin-bench.o
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# Benchmark modules
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BUILTIN_OBJS += $(OUTPUT)bench/sched-messaging.o
BUILTIN_OBJS += $(OUTPUT)bench/sched-pipe.o
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ifeq ($(RAW_ARCH),x86_64)
BUILTIN_OBJS += $(OUTPUT)bench/mem-memcpy-x86-64-asm.o
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BUILTIN_OBJS += $(OUTPUT)bench/mem-memset-x86-64-asm.o
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endif
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BUILTIN_OBJS += $(OUTPUT)bench/mem-memcpy.o
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BUILTIN_OBJS += $(OUTPUT)bench/mem-memset.o
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BUILTIN_OBJS += $(OUTPUT)builtin-diff.o
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BUILTIN_OBJS += $(OUTPUT)builtin-evlist.o
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BUILTIN_OBJS += $(OUTPUT)builtin-help.o
BUILTIN_OBJS += $(OUTPUT)builtin-sched.o
BUILTIN_OBJS += $(OUTPUT)builtin-buildid-list.o
BUILTIN_OBJS += $(OUTPUT)builtin-buildid-cache.o
BUILTIN_OBJS += $(OUTPUT)builtin-list.o
BUILTIN_OBJS += $(OUTPUT)builtin-record.o
BUILTIN_OBJS += $(OUTPUT)builtin-report.o
BUILTIN_OBJS += $(OUTPUT)builtin-stat.o
BUILTIN_OBJS += $(OUTPUT)builtin-timechart.o
BUILTIN_OBJS += $(OUTPUT)builtin-top.o
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BUILTIN_OBJS += $(OUTPUT)builtin-script.o
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BUILTIN_OBJS += $(OUTPUT)builtin-probe.o
BUILTIN_OBJS += $(OUTPUT)builtin-kmem.o
BUILTIN_OBJS += $(OUTPUT)builtin-lock.o
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BUILTIN_OBJS += $(OUTPUT)builtin-kvm.o
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BUILTIN_OBJS += $(OUTPUT)builtin-test.o
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BUILTIN_OBJS += $(OUTPUT)builtin-inject.o
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PERFLIBS = $(LIB_FILE)
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# Files needed for the python binding, perf.so
# pyrf is just an internal name needed for all those wrappers.
# This has to be in sync with what is in the 'sources' variable in
# tools/perf/util/setup.py

PYRF_OBJS += $(OUTPUT)util/cpumap.o
PYRF_OBJS += $(OUTPUT)util/ctype.o
PYRF_OBJS += $(OUTPUT)util/evlist.o
PYRF_OBJS += $(OUTPUT)util/evsel.o
PYRF_OBJS += $(OUTPUT)util/python.o
PYRF_OBJS += $(OUTPUT)util/thread_map.o
PYRF_OBJS += $(OUTPUT)util/util.o
PYRF_OBJS += $(OUTPUT)util/xyarray.o

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#
# Platform specific tweaks
#

# We choose to avoid "if .. else if .. else .. endif endif"
# because maintaining the nesting to match is a pain.  If
# we had "elif" things would have been much nicer...

-include config.mak.autogen
-include config.mak

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ifndef NO_DWARF
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FLAGS_DWARF=$(ALL_CFLAGS) -ldw -lelf $(ALL_LDFLAGS) $(EXTLIBS)
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ifneq ($(call try-cc,$(SOURCE_DWARF),$(FLAGS_DWARF)),y)
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	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);
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	NO_DWARF := 1
endif # Dwarf support
endif # NO_DWARF

-include arch/$(ARCH)/Makefile

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ifneq ($(OUTPUT),)
	BASIC_CFLAGS += -I$(OUTPUT)
endif

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FLAGS_LIBELF=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS)
ifneq ($(call try-cc,$(SOURCE_LIBELF),$(FLAGS_LIBELF)),y)
	FLAGS_GLIBC=$(ALL_CFLAGS) $(ALL_LDFLAGS)
	ifneq ($(call try-cc,$(SOURCE_GLIBC),$(FLAGS_GLIBC)),y)
		msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
	else
		msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel);
	endif
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endif

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ifneq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_COMMON)),y)
	BASIC_CFLAGS += -DLIBELF_NO_MMAP
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endif

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ifndef NO_DWARF
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ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
	msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
else
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	BASIC_CFLAGS += -DDWARF_SUPPORT
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	EXTLIBS += -lelf -ldw
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	LIB_OBJS += $(OUTPUT)util/probe-finder.o
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	LIB_OBJS += $(OUTPUT)util/dwarf-aux.o
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endif # PERF_HAVE_DWARF_REGS
endif # NO_DWARF
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ifdef NO_NEWT
	BASIC_CFLAGS += -DNO_NEWT_SUPPORT
else
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	FLAGS_NEWT=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -lnewt
	ifneq ($(call try-cc,$(SOURCE_NEWT),$(FLAGS_NEWT)),y)
		msg := $(warning newt not found, disables TUI support. Please install newt-devel or libnewt-dev);
		BASIC_CFLAGS += -DNO_NEWT_SUPPORT
	else
		# Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
		BASIC_CFLAGS += -I/usr/include/slang
		EXTLIBS += -lnewt -lslang
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		LIB_OBJS += $(OUTPUT)util/ui/setup.o
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		LIB_OBJS += $(OUTPUT)util/ui/browser.o
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		LIB_OBJS += $(OUTPUT)util/ui/browsers/annotate.o
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		LIB_OBJS += $(OUTPUT)util/ui/browsers/hists.o
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		LIB_OBJS += $(OUTPUT)util/ui/browsers/map.o
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		LIB_OBJS += $(OUTPUT)util/ui/helpline.o
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		LIB_OBJS += $(OUTPUT)util/ui/progress.o
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		LIB_OBJS += $(OUTPUT)util/ui/util.o
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		LIB_H += util/ui/browser.h
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		LIB_H += util/ui/browsers/map.h
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		LIB_H += util/ui/helpline.h
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		LIB_H += util/ui/keysyms.h
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		LIB_H += util/ui/libslang.h
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		LIB_H += util/ui/progress.h
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		LIB_H += util/ui/util.h
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		LIB_H += util/ui/ui.h
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	endif
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endif
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ifdef NO_LIBPERL
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	BASIC_CFLAGS += -DNO_LIBPERL
else
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       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))
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	PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
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	FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
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	ifneq ($(call try-cc,$(SOURCE_PERL_EMBED),$(FLAGS_PERL_EMBED)),y)
		BASIC_CFLAGS += -DNO_LIBPERL
	else
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               ALL_LDFLAGS += $(PERL_EMBED_LDFLAGS)
               EXTLIBS += $(PERL_EMBED_LIBADD)
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		LIB_OBJS += $(OUTPUT)util/scripting-engines/trace-event-perl.o
		LIB_OBJS += $(OUTPUT)scripts/perl/Perf-Trace-Util/Context.o
	endif
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endif

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disable-python = $(eval $(disable-python_code))
define disable-python_code
  BASIC_CFLAGS += -DNO_LIBPYTHON
  $(if $(1),$(warning No $(1) was found))
  $(warning Python support won't be built)
endef

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

ifndef PYTHON
  $(call disable-python,python interpreter)
  python-clean :=
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else
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  PYTHON_WORD := $(call shell-wordify,$(PYTHON))

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  # python extension build directories
  PYTHON_EXTBUILD     := $(OUTPUT)python_ext_build/
  PYTHON_EXTBUILD_LIB := $(PYTHON_EXTBUILD)lib/
  PYTHON_EXTBUILD_TMP := $(PYTHON_EXTBUILD)tmp/
  export PYTHON_EXTBUILD_LIB PYTHON_EXTBUILD_TMP

  python-clean := rm -rf $(PYTHON_EXTBUILD) $(OUTPUT)python/perf.so
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  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)),y)
        $(call disable-python,Python.h (for Python 2.x))
      else

        ifneq ($(call try-cc,$(SOURCE_PYTHON_VERSION),$(FLAGS_PYTHON_EMBED)),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)
          LIB_OBJS += $(OUTPUT)util/scripting-engines/trace-event-python.o
          LIB_OBJS += $(OUTPUT)scripts/python/Perf-Trace-Util/Context.o
          LANG_BINDINGS += $(OUTPUT)python/perf.so
        endif

      endif
    endif
  endif
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endif

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ifdef NO_DEMANGLE
	BASIC_CFLAGS += -DNO_DEMANGLE
else
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        ifdef HAVE_CPLUS_DEMANGLE
		EXTLIBS += -liberty
		BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
        else
		FLAGS_BFD=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd
		has_bfd := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD))
		ifeq ($(has_bfd),y)
			EXTLIBS += -lbfd
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		else
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			FLAGS_BFD_IBERTY=$(FLAGS_BFD) -liberty
			has_bfd_iberty := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY))
			ifeq ($(has_bfd_iberty),y)
				EXTLIBS += -lbfd -liberty
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			else
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				FLAGS_BFD_IBERTY_Z=$(FLAGS_BFD_IBERTY) -lz
				has_bfd_iberty_z := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY_Z))
				ifeq ($(has_bfd_iberty_z),y)
					EXTLIBS += -lbfd -liberty -lz
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				else
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					FLAGS_CPLUS_DEMANGLE=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -liberty
					has_cplus_demangle := $(call try-cc,$(SOURCE_CPLUS_DEMANGLE),$(FLAGS_CPLUS_DEMANGLE))
					ifeq ($(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
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				endif
			endif
		endif
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	endif
endif

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ifdef NO_STRLCPY
	BASIC_CFLAGS += -DNO_STRLCPY
else
	ifneq ($(call try-cc,$(SOURCE_STRLCPY),),y)
		BASIC_CFLAGS += -DNO_STRLCPY
	endif
endif

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ifneq ($(findstring $(MAKEFLAGS),s),s)
ifndef V
	QUIET_CC       = @echo '   ' CC $@;
	QUIET_AR       = @echo '   ' AR $@;
	QUIET_LINK     = @echo '   ' LINK $@;
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	QUIET_MKDIR    = @echo '   ' MKDIR $@;
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	QUIET_GEN      = @echo '   ' GEN $@;
endif
endif

ifdef ASCIIDOC8
	export ASCIIDOC8
endif

# Shell quote (do not use $(call) to accommodate ancient setups);

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ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
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DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
bindir_SQ = $(subst ','\'',$(bindir))
bindir_relative_SQ = $(subst ','\'',$(bindir_relative))
mandir_SQ = $(subst ','\'',$(mandir))
infodir_SQ = $(subst ','\'',$(infodir))
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perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
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template_dir_SQ = $(subst ','\'',$(template_dir))
htmldir_SQ = $(subst ','\'',$(htmldir))
prefix_SQ = $(subst ','\'',$(prefix))

SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))

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LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group
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ALL_CFLAGS += $(BASIC_CFLAGS)
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ALL_CFLAGS += $(ARCH_CFLAGS)
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ALL_LDFLAGS += $(BASIC_LDFLAGS)

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export INSTALL SHELL_PATH
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### Build rules

SHELL = $(SHELL_PATH)

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all: shell_compatibility_test $(ALL_PROGRAMS) $(LANG_BINDINGS) $(OTHER_PROGRAMS)
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please_set_SHELL_PATH_to_a_more_modern_shell:
	@$$(:)

shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell

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strip: $(PROGRAMS) $(OUTPUT)perf
	$(STRIP) $(STRIP_OPTS) $(PROGRAMS) $(OUTPUT)perf
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$(OUTPUT)perf.o: perf.c $(OUTPUT)common-cmds.h $(OUTPUT)PERF-CFLAGS
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	$(QUIET_CC)$(CC) -DPERF_VERSION='"$(PERF_VERSION)"' \
		'-DPERF_HTML_PATH="$(htmldir_SQ)"' \
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		$(ALL_CFLAGS) -c $(filter %.c,$^) -o $@
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$(OUTPUT)perf: $(OUTPUT)perf.o $(BUILTIN_OBJS) $(PERFLIBS)
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	$(QUIET_LINK)$(CC) $(ALL_CFLAGS) $(ALL_LDFLAGS) $(OUTPUT)perf.o \
               $(BUILTIN_OBJS) $(LIBS) -o $@
683

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$(OUTPUT)builtin-help.o: builtin-help.c $(OUTPUT)common-cmds.h $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) \
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		'-DPERF_HTML_PATH="$(htmldir_SQ)"' \
		'-DPERF_MAN_PATH="$(mandir_SQ)"' \
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		'-DPERF_INFO_PATH="$(infodir_SQ)"' $<

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$(OUTPUT)builtin-timechart.o: builtin-timechart.c $(OUTPUT)common-cmds.h $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) \
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		'-DPERF_HTML_PATH="$(htmldir_SQ)"' \
		'-DPERF_MAN_PATH="$(mandir_SQ)"' \
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		'-DPERF_INFO_PATH="$(infodir_SQ)"' $<
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$(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt
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698
$(OUTPUT)common-cmds.h: $(wildcard Documentation/perf-*.txt)
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	$(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@
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$(SCRIPTS) : % : %.sh
	$(QUIET_GEN)$(INSTALL) '$@.sh' '$(OUTPUT)$@'
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# These can record PERF_VERSION
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$(OUTPUT)perf.o perf.spec \
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	$(SCRIPTS) \
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	: $(OUTPUT)PERF-VERSION-FILE
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$(OUTPUT)%.o: %.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $<
$(OUTPUT)%.s: %.c $(OUTPUT)PERF-CFLAGS
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	$(QUIET_CC)$(CC) -S $(ALL_CFLAGS) $<
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$(OUTPUT)%.o: %.S
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $<
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$(OUTPUT)util/exec_cmd.o: util/exec_cmd.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) \
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		'-DPERF_EXEC_PATH="$(perfexecdir_SQ)"' \
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		'-DBINDIR="$(bindir_relative_SQ)"' \
		'-DPREFIX="$(prefix_SQ)"' \
		$<

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$(OUTPUT)util/config.o: util/config.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"' $<
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$(OUTPUT)util/ui/browser.o: util/ui/browser.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<

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$(OUTPUT)util/ui/browsers/annotate.o: util/ui/browsers/annotate.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<

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$(OUTPUT)util/ui/browsers/hists.o: util/ui/browsers/hists.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<

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$(OUTPUT)util/ui/browsers/map.o: util/ui/browsers/map.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<

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$(OUTPUT)util/rbtree.o: ../../lib/rbtree.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"' $<
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$(OUTPUT)util/scripting-engines/trace-event-perl.o: util/scripting-engines/trace-event-perl.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-shadow $<
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$(OUTPUT)scripts/perl/Perf-Trace-Util/Context.o: scripts/perl/Perf-Trace-Util/Context.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-nested-externs $<
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$(OUTPUT)util/scripting-engines/trace-event-python.o: util/scripting-engines/trace-event-python.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $(PYTHON_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-shadow $<
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$(OUTPUT)scripts/python/Perf-Trace-Util/Context.o: scripts/python/Perf-Trace-Util/Context.c $(OUTPUT)PERF-CFLAGS
	$(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) $(PYTHON_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-nested-externs $<
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$(OUTPUT)perf-%: %.o $(PERFLIBS)
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	$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)

$(LIB_OBJS) $(BUILTIN_OBJS): $(LIB_H)
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$(patsubst perf-%,%.o,$(PROGRAMS)): $(LIB_H) $(wildcard */*.h)
758

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# we compile into subdirectories. if the target directory is not the source directory, they might not exists. So
# we depend the various files onto their directories.
DIRECTORY_DEPS = $(LIB_OBJS) $(BUILTIN_OBJS) $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h
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$(DIRECTORY_DEPS): | $(sort $(dir $(DIRECTORY_DEPS)))
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# In the second step, we make a rule to actually create these directories
$(sort $(dir $(DIRECTORY_DEPS))):
	$(QUIET_MKDIR)$(MKDIR) -p $@ 2>/dev/null

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$(LIB_FILE): $(LIB_OBJS)
	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIB_OBJS)

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help:
	@echo 'Perf make targets:'
	@echo '  doc		- make *all* documentation (see below)'
	@echo '  man		- make manpage documentation (access with man <foo>)'
	@echo '  html		- make html documentation'
	@echo '  info		- make GNU info documentation (access with info <foo>)'
	@echo '  pdf		- make pdf documentation'
	@echo '  TAGS		- use etags to make tag information for source browsing'
	@echo '  tags		- use ctags to make tag information for source browsing'
	@echo '  cscope	- use cscope to make interactive browsing database'
	@echo ''
	@echo 'Perf install targets:'
	@echo '  NOTE: documentation build requires asciidoc, xmlto packages to be installed'
	@echo '  HINT: use "make prefix=<path> <install target>" to install to a particular'
	@echo '        path like make prefix=/usr/local install install-doc'
	@echo '  install	- install compiled binaries'
	@echo '  install-doc	- install *all* documentation'
	@echo '  install-man	- install manpage documentation'
	@echo '  install-html	- install html documentation'
	@echo '  install-info	- install GNU info documentation'
	@echo '  install-pdf	- install pdf documentation'
	@echo ''
	@echo '  quick-install-doc	- alias for quick-install-man'
	@echo '  quick-install-man	- install the documentation quickly'
	@echo '  quick-install-html	- install the html documentation quickly'
	@echo ''
	@echo 'Perf maintainer targets:'
	@echo '  clean			- clean all binary objects and build output'

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doc:
	$(MAKE) -C Documentation all

man:
	$(MAKE) -C Documentation man

html:
	$(MAKE) -C Documentation html

info:
	$(MAKE) -C Documentation info

pdf:
	$(MAKE) -C Documentation pdf

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TAGS:
	$(RM) TAGS
	$(FIND) . -name '*.[hcS]' -print | xargs etags -a

tags:
	$(RM) tags
	$(FIND) . -name '*.[hcS]' -print | xargs ctags -a

cscope:
	$(RM) cscope*
	$(FIND) . -name '*.[hcS]' -print | xargs cscope -b

### Detect prefix changes
TRACK_CFLAGS = $(subst ','\'',$(ALL_CFLAGS)):\
828
             $(bindir_SQ):$(perfexecdir_SQ):$(template_dir_SQ):$(prefix_SQ)
829

830
$(OUTPUT)PERF-CFLAGS: .FORCE-PERF-CFLAGS
831
	@FLAGS='$(TRACK_CFLAGS)'; \
832
	    if test x"$$FLAGS" != x"`cat $(OUTPUT)PERF-CFLAGS 2>/dev/null`" ; then \
833
		echo 1>&2 "    * new build flags or prefix"; \
834
		echo "$$FLAGS" >$(OUTPUT)PERF-CFLAGS; \
835 836 837 838 839 840 841 842
            fi

### Testing rules

# GNU make supports exporting all variables by "export" without parameters.
# However, the environment gets quite big, and some programs have problems
# with that.

843
check: $(OUTPUT)common-cmds.h
844 845
	if sparse; \
	then \
846
		for i in *.c */*.c; \
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		do \
			sparse $(ALL_CFLAGS) $(SPARSE_FLAGS) $$i || exit; \
		done; \
	else \
		exit 1; \
	fi

### Installation rules

856 857
ifneq ($(filter /%,$(firstword $(perfexecdir))),)
perfexec_instdir = $(perfexecdir)
858
else
859
perfexec_instdir = $(prefix)/$(perfexecdir)
860
endif
861
perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
862 863 864

install: all
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'
865
	$(INSTALL) $(OUTPUT)perf '$(DESTDIR_SQ)$(bindir_SQ)'
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	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'
868
	$(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
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	$(INSTALL) scripts/perl/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'
	$(INSTALL) scripts/perl/*.pl -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl'
	$(INSTALL) scripts/perl/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'
872
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'
873
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
874
	$(INSTALL) scripts/python/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'
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	$(INSTALL) scripts/python/*.py -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python'
	$(INSTALL) scripts/python/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
877

878 879 880
install-python_ext:
	$(PYTHON_WORD) util/setup.py --quiet install --root='/$(DESTDIR_SQ)'

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install-doc:
	$(MAKE) -C Documentation install

install-man:
	$(MAKE) -C Documentation install-man

install-html:
	$(MAKE) -C Documentation install-html

install-info:
	$(MAKE) -C Documentation install-info

install-pdf:
	$(MAKE) -C Documentation install-pdf

quick-install-doc:
	$(MAKE) -C Documentation quick-install

quick-install-man:
	$(MAKE) -C Documentation quick-install-man

quick-install-html:
	$(MAKE) -C Documentation quick-install-html

905 906
### Cleaning rules

907
clean:
908
	$(RM) $(LIB_OBJS) $(BUILTIN_OBJS) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf.o $(LANG_BINDINGS)
909
	$(RM) $(ALL_PROGRAMS) perf
910
	$(RM) *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope*
911
	$(MAKE) -C Documentation/ clean
912
	$(RM) $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)PERF-CFLAGS
913
	$(python-clean)
914 915 916

.PHONY: all install clean strip
.PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
917
.PHONY: .FORCE-PERF-VERSION-FILE TAGS tags cscope .FORCE-PERF-CFLAGS