tools/perf/Makefile.perf - kernel/msm-4.19 - Gitiles

 include ../scripts/Makefile.include

 # The default target of this Makefile is...
 all:

 include config/utilities.mak

 # Define V to have a more verbose compile.
 #
 # Define VF to have a more verbose feature check output.
 #
 # Define O to save output files in a separate directory.
 #
 # Define ARCH as name of target architecture if you want cross-builds.
 #
 # Define CROSS_COMPILE as prefix name of compiler if you want cross-builds.
 #
 # Define NO_LIBPERL to disable perl script extension.
 #
 # Define NO_LIBPYTHON to disable python script extension.
 #
 # 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.
 #
 # 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.
 #
 # Define LDFLAGS=-static to build a static binary.
 #
 # Define EXTRA_CFLAGS=-m64 or EXTRA_CFLAGS=-m32 as appropriate for cross-builds.
 #
 # Define NO_DWARF if you do not want debug-info analysis feature at all.
 #
 # Define WERROR=0 to disable treating any warnings as errors.
 #
 # Define NO_NEWT if you do not want TUI support. (deprecated)
 #
 # Define NO_SLANG if you do not want TUI support.
 #
 # Define NO_GTK2 if you do not want GTK+ GUI support.
 #
 # Define NO_DEMANGLE if you do not want C++ symbol demangling.
 #
 # Define NO_LIBELF if you do not want libelf dependency (e.g. cross-builds)
 #
 # Define NO_LIBUNWIND if you do not want libunwind dependency for dwarf
 # backtrace post unwind.
 #
 # Define NO_BACKTRACE if you do not want stack backtrace debug feature
 #
 # Define NO_LIBNUMA if you do not want numa perf benchmark
 #
 # Define NO_LIBAUDIT if you do not want libaudit support
 #
 # Define NO_LIBBIONIC if you do not want bionic support
 #
 # Define NO_LIBDW_DWARF_UNWIND if you do not want libdw support
 # for dwarf backtrace post unwind.
 #
 # Define NO_PERF_READ_VDSO32 if you do not want to build perf-read-vdso32
 # for reading the 32-bit compatibility VDSO in 64-bit mode
 #
 # Define NO_PERF_READ_VDSOX32 if you do not want to build perf-read-vdsox32
 # for reading the x32 mode 32-bit compatibility VDSO in 64-bit mode
 #
 # Define NO_ZLIB if you do not want to support compressed kernel modules
 #
 # Define LIBBABELTRACE if you DO want libbabeltrace support
 # for CTF data format.
 #
 # Define NO_LZMA if you do not want to support compressed (xz) kernel modules
 #
 # Define NO_AUXTRACE if you do not want AUX area tracing support
 #
 # Define NO_LIBBPF if you do not want BPF support

 # As per kernel Makefile, avoid funny character set dependencies
 unexport LC_ALL
 LC_COLLATE=C
 LC_NUMERIC=C
 export LC_COLLATE LC_NUMERIC

 ifeq ($(srctree),)
 srctree := $(patsubst %/,%,$(dir $(shell pwd)))
 srctree := $(patsubst %/,%,$(dir $(srctree)))
 #$(info Determined 'srctree' to be $(srctree))
 endif

 ifneq ($(objtree),)
 #$(info Determined 'objtree' to be $(objtree))
 endif

 ifneq ($(OUTPUT),)
 #$(info Determined 'OUTPUT' to be $(OUTPUT))
 # Adding $(OUTPUT) as a directory to look for source files,
 # because use generated output files as sources dependency
 # for flex/bison parsers.
 VPATH += $(OUTPUT)
 export VPATH
 endif

 ifeq ($(V),1)
   Q =
 else
   Q = @
 endif

 # Do not use make's built-in rules
 # (this improves performance and avoids hard-to-debug behaviour);
 MAKEFLAGS += -r

 $(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD
 	$(Q)$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
 	$(Q)touch $(OUTPUT)PERF-VERSION-FILE

 # Makefiles suck: This macro sets a default value of $(2) for the
 # variable named by $(1), unless the variable has been set by
 # environment or command line. This is necessary for CC and AR
 # because make sets default values, so the simpler ?= approach
 # won't work as expected.
 define allow-override
   $(if $(or $(findstring environment,$(origin $(1))),\
             $(findstring command line,$(origin $(1)))),,\
     $(eval $(1) = $(2)))
 endef

 # Allow setting CC and AR and LD, or setting CROSS_COMPILE as a prefix.
 $(call allow-override,CC,$(CROSS_COMPILE)gcc)
 $(call allow-override,AR,$(CROSS_COMPILE)ar)
 $(call allow-override,LD,$(CROSS_COMPILE)ld)

 PKG_CONFIG = $(CROSS_COMPILE)pkg-config

 RM      = rm -f
 LN      = ln -f
 MKDIR   = mkdir
 FIND    = find
 INSTALL = install
 FLEX    = flex
 BISON   = bison
 STRIP   = strip
 AWK     = awk

 LIB_DIR		= $(srctree)/tools/lib/api/
 TRACE_EVENT_DIR = $(srctree)/tools/lib/traceevent/
 BPF_DIR		= $(srctree)/tools/lib/bpf/
 SUBCMD_DIR	= $(srctree)/tools/lib/subcmd/

 # include config/Makefile by default and rule out
 # non-config cases
 config := 1

 NON_CONFIG_TARGETS := clean TAGS tags cscope help

 ifdef MAKECMDGOALS
 ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
   config := 0
 endif
 endif

 ifeq ($(config),1)
 include config/Makefile
 endif

 export prefix bindir sharedir sysconfdir DESTDIR

 # 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__

 # Guard against environment variables
 PYRF_OBJS =
 SCRIPT_SH =

 SCRIPT_SH += perf-archive.sh
 SCRIPT_SH += perf-with-kcore.sh

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

 ifneq ($(OUTPUT),)
   TE_PATH=$(OUTPUT)
   BPF_PATH=$(OUTPUT)
   SUBCMD_PATH=$(OUTPUT)
 ifneq ($(subdir),)
   API_PATH=$(OUTPUT)/../lib/api/
 else
   API_PATH=$(OUTPUT)
 endif
 else
   TE_PATH=$(TRACE_EVENT_DIR)
   API_PATH=$(LIB_DIR)
   BPF_PATH=$(BPF_DIR)
   SUBCMD_PATH=$(SUBCMD_DIR)
 endif

 LIBTRACEEVENT = $(TE_PATH)libtraceevent.a
 export LIBTRACEEVENT

 LIBTRACEEVENT_DYNAMIC_LIST = $(TE_PATH)libtraceevent-dynamic-list
 LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS = -Xlinker --dynamic-list=$(LIBTRACEEVENT_DYNAMIC_LIST)

 LIBAPI = $(API_PATH)libapi.a
 export LIBAPI

 LIBBPF = $(BPF_PATH)libbpf.a

 LIBSUBCMD = $(SUBCMD_PATH)libsubcmd.a

 # 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 := $(call QUIET_CLEAN, python) $(RM) -r $(PYTHON_EXTBUILD) $(OUTPUT)python/perf.so

 PYTHON_EXT_SRCS := $(shell grep -v ^\# util/python-ext-sources)
 PYTHON_EXT_DEPS := util/python-ext-sources util/setup.py $(LIBTRACEEVENT) $(LIBAPI)

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

 SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH))

 PROGRAMS += $(OUTPUT)perf

 ifndef NO_PERF_READ_VDSO32
 PROGRAMS += $(OUTPUT)perf-read-vdso32
 endif

 ifndef NO_PERF_READ_VDSOX32
 PROGRAMS += $(OUTPUT)perf-read-vdsox32
 endif

 # what 'all' will build and 'install' will install, in perfexecdir
 ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS)

 # what 'all' will build but not install in perfexecdir
 OTHER_PROGRAMS = $(OUTPUT)perf

 # 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

 LIB_FILE=$(OUTPUT)libperf.a

 PERFLIBS = $(LIB_FILE) $(LIBAPI) $(LIBTRACEEVENT) $(LIBSUBCMD)
 ifndef NO_LIBBPF
   PERFLIBS += $(LIBBPF)
 endif

 # 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 arch/$(ARCH)/Makefile

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

 ifndef NO_GTK2
   ALL_PROGRAMS += $(OUTPUT)libperf-gtk.so
   GTK_IN := $(OUTPUT)gtk-in.o

 install-gtk: $(OUTPUT)libperf-gtk.so
 	$(call QUIET_INSTALL, 'GTK UI') \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(libdir_SQ)'; \
 		$(INSTALL) $(OUTPUT)libperf-gtk.so '$(DESTDIR_SQ)$(libdir_SQ)'
 endif

 ifdef ASCIIDOC8
   export ASCIIDOC8
 endif

 LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group

 export INSTALL SHELL_PATH

 ### Build rules

 SHELL = $(SHELL_PATH)

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

 please_set_SHELL_PATH_to_a_more_modern_shell:
 	$(Q)$$(:)

 shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell

 strip: $(PROGRAMS) $(OUTPUT)perf
 	$(STRIP) $(STRIP_OPTS) $(PROGRAMS) $(OUTPUT)perf

 PERF_IN := $(OUTPUT)perf-in.o

 export srctree OUTPUT RM CC LD AR CFLAGS V BISON FLEX AWK
 include $(srctree)/tools/build/Makefile.include

 $(PERF_IN): prepare FORCE
 	$(Q)$(MAKE) $(build)=perf

 $(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)
 	$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $(LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS) \
 		$(PERF_IN) $(LIBS) -o $@

 $(GTK_IN): fixdep FORCE
 	$(Q)$(MAKE) $(build)=gtk

 $(OUTPUT)libperf-gtk.so: $(GTK_IN) $(PERFLIBS)
 	$(QUIET_LINK)$(CC) -o $@ -shared $(LDFLAGS) $(filter %.o,$^) $(GTK_LIBS)

 $(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt

 $(OUTPUT)common-cmds.h: $(wildcard Documentation/perf-*.txt)
 	$(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@

 $(SCRIPTS) : % : %.sh
 	$(QUIET_GEN)$(INSTALL) '$@.sh' '$(OUTPUT)$@'

 # These can record PERF_VERSION
 perf.spec $(SCRIPTS) \
 	: $(OUTPUT)PERF-VERSION-FILE

 .SUFFIXES:

 #
 # If a target does not match any of the later rules then prefix it by $(OUTPUT)
 # This makes targets like 'make O=/tmp/perf perf.o' work in a natural way.
 #
 ifneq ($(OUTPUT),)
 %.o: $(OUTPUT)%.o
 	@echo "    # Redirected target $@ => $(OUTPUT)$@"
 util/%.o: $(OUTPUT)util/%.o
 	@echo "    # Redirected target $@ => $(OUTPUT)$@"
 bench/%.o: $(OUTPUT)bench/%.o
 	@echo "    # Redirected target $@ => $(OUTPUT)$@"
 tests/%.o: $(OUTPUT)tests/%.o
 	@echo "    # Redirected target $@ => $(OUTPUT)$@"
 endif

 # These two need to be here so that when O= is not used they take precedence
 # over the general rule for .o

 # get relative building directory (to $(OUTPUT))
 # and '.' if it's $(OUTPUT) itself
 __build-dir = $(subst $(OUTPUT),,$(dir $@))
 build-dir   = $(if $(__build-dir),$(__build-dir),.)

 prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h fixdep

 $(OUTPUT)%.o: %.c prepare FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

 $(OUTPUT)%.i: %.c prepare FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

 $(OUTPUT)%.s: %.c prepare FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

 $(OUTPUT)%-bison.o: %.c prepare FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

 $(OUTPUT)%-flex.o: %.c prepare FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

 $(OUTPUT)%.o: %.S prepare FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

 $(OUTPUT)%.i: %.S prepare FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

 $(OUTPUT)perf-%: %.o $(PERFLIBS)
 	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)

 ifndef NO_PERF_READ_VDSO32
 $(OUTPUT)perf-read-vdso32: perf-read-vdso.c util/find-vdso-map.c
 	$(QUIET_CC)$(CC) -m32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
 endif

 ifndef NO_PERF_READ_VDSOX32
 $(OUTPUT)perf-read-vdsox32: perf-read-vdso.c util/find-vdso-map.c
 	$(QUIET_CC)$(CC) -mx32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
 endif

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

 LIBPERF_IN := $(OUTPUT)libperf-in.o

 $(LIBPERF_IN): fixdep FORCE
 	$(Q)$(MAKE) $(build)=libperf

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

 LIBTRACEEVENT_FLAGS += plugin_dir=$(plugindir_SQ)

 $(LIBTRACEEVENT): fixdep FORCE
 	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent.a

 libtraceevent_plugins: fixdep FORCE
 	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) plugins

 $(LIBTRACEEVENT_DYNAMIC_LIST): libtraceevent_plugins
 	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent-dynamic-list

 $(LIBTRACEEVENT)-clean:
 	$(call QUIET_CLEAN, libtraceevent)
 	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) O=$(OUTPUT) clean >/dev/null

 install-traceevent-plugins: libtraceevent_plugins
 	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) install_plugins

 $(LIBAPI): fixdep FORCE
 	$(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a

 $(LIBAPI)-clean:
 	$(call QUIET_CLEAN, libapi)
 	$(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null

 $(LIBBPF): fixdep FORCE
 	$(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) $(OUTPUT)libbpf.a FEATURES_DUMP=$(realpath $(OUTPUT)FEATURE-DUMP)

 $(LIBBPF)-clean:
 	$(call QUIET_CLEAN, libbpf)
 	$(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) clean >/dev/null

 $(LIBSUBCMD): fixdep FORCE
 	$(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) $(OUTPUT)libsubcmd.a

 $(LIBSUBCMD)-clean:
 	$(call QUIET_CLEAN, libsubcmd)
 	$(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) clean

 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 "prefix" or "DESTDIR" 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'


 DOC_TARGETS := doc man html info pdf

 INSTALL_DOC_TARGETS := $(patsubst %,install-%,$(DOC_TARGETS)) try-install-man
 INSTALL_DOC_TARGETS += quick-install-doc quick-install-man quick-install-html

 # 'make doc' should call 'make -C Documentation all'
 $(DOC_TARGETS):
 	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:doc=all)

 TAG_FOLDERS= . ../lib ../include
 TAG_FILES= ../../include/uapi/linux/perf_event.h

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

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

 cscope:
 	$(QUIET_GEN)$(RM) cscope*; \
 	$(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print | xargs cscope -b $(TAG_FILES)

 ### 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.

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

 ### Installation rules

 install-gtk:

 install-tools: all install-gtk
 	$(call QUIET_INSTALL, binaries) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'; \
 		$(INSTALL) $(OUTPUT)perf '$(DESTDIR_SQ)$(bindir_SQ)'; \
 		$(LN) '$(DESTDIR_SQ)$(bindir_SQ)/perf' '$(DESTDIR_SQ)$(bindir_SQ)/trace'
 ifndef NO_PERF_READ_VDSO32
 	$(call QUIET_INSTALL, perf-read-vdso32) \
 		$(INSTALL) $(OUTPUT)perf-read-vdso32 '$(DESTDIR_SQ)$(bindir_SQ)';
 endif
 ifndef NO_PERF_READ_VDSOX32
 	$(call QUIET_INSTALL, perf-read-vdsox32) \
 		$(INSTALL) $(OUTPUT)perf-read-vdsox32 '$(DESTDIR_SQ)$(bindir_SQ)';
 endif
 	$(call QUIET_INSTALL, libexec) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 	$(call QUIET_INSTALL, perf-archive) \
 		$(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 	$(call QUIET_INSTALL, perf-with-kcore) \
 		$(INSTALL) $(OUTPUT)perf-with-kcore -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 ifndef NO_LIBAUDIT
 	$(call QUIET_INSTALL, strace/groups) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'; \
 		$(INSTALL) trace/strace/groups/* -t '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'
 endif
 ifndef NO_LIBPERL
 	$(call QUIET_INSTALL, perl-scripts) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
 		$(INSTALL) scripts/perl/Perf-Trace-Util/lib/Perf/Trace/* -t '$(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'; \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'; \
 		$(INSTALL) scripts/perl/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'
 endif
 ifndef NO_LIBPYTHON
 	$(call QUIET_INSTALL, python-scripts) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'; \
 		$(INSTALL) scripts/python/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
 		$(INSTALL) scripts/python/*.py -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python'; \
 		$(INSTALL) scripts/python/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
 endif
 	$(call QUIET_INSTALL, perf_completion-script) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d'; \
 		$(INSTALL) perf-completion.sh '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d/perf'
 	$(call QUIET_INSTALL, perf-tip) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(tip_instdir_SQ)'; \
 		$(INSTALL) Documentation/tips.txt -t '$(DESTDIR_SQ)$(tip_instdir_SQ)'

 install-tests: all install-gtk
 	$(call QUIET_INSTALL, tests) \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
 		$(INSTALL) tests/attr.py '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
 		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'; \
 		$(INSTALL) tests/attr/* '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'

 install-bin: install-tools install-tests

 install: install-bin try-install-man install-traceevent-plugins

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

 # 'make install-doc' should call 'make -C Documentation install'
 $(INSTALL_DOC_TARGETS):
 	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:-doc=)

 ### Cleaning rules

 #
 # This is here, not in config/Makefile, because config/Makefile does
 # not get included for the clean target:
 #
 config-clean:
 	$(call QUIET_CLEAN, config)
 	$(Q)$(MAKE) -C $(srctree)/tools/build/feature/ $(if $(OUTPUT),OUTPUT=$(OUTPUT)feature/,) clean >/dev/null

 clean: $(LIBTRACEEVENT)-clean $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean config-clean
 	$(call QUIET_CLEAN, core-objs)  $(RM) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(LANG_BINDINGS)
 	$(Q)find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
 	$(Q)$(RM) $(OUTPUT).config-detected
 	$(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32
 	$(call QUIET_CLEAN, core-gen)   $(RM)  *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope* $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)FEATURE-DUMP $(OUTPUT)util/*-bison* $(OUTPUT)util/*-flex* \
 		$(OUTPUT)util/intel-pt-decoder/inat-tables.c $(OUTPUT)fixdep \
 		$(OUTPUT)tests/llvm-src-{base,kbuild,prologue}.c
 	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean
 	$(python-clean)

 #
 # Trick: if ../../.git does not exist - we are building out of tree for example,
 # then force version regeneration:
 #
 ifeq ($(wildcard ../../.git/HEAD),)
     GIT-HEAD-PHONY = ../../.git/HEAD
 else
     GIT-HEAD-PHONY =
 endif

 FORCE:

 .PHONY: all install clean config-clean strip install-gtk
 .PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
 .PHONY: $(GIT-HEAD-PHONY) TAGS tags cscope FORCE prepare
 .PHONY: libtraceevent_plugins
	include ../scripts/Makefile.include

	# The default target of this Makefile is...
	all:

	include config/utilities.mak

	# Define V to have a more verbose compile.
	#
	# Define VF to have a more verbose feature check output.
	#
	# Define O to save output files in a separate directory.
	#
	# Define ARCH as name of target architecture if you want cross-builds.
	#
	# Define CROSS_COMPILE as prefix name of compiler if you want cross-builds.
	#
	# Define NO_LIBPERL to disable perl script extension.
	#
	# Define NO_LIBPYTHON to disable python script extension.
	#
	# 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.
	#
	# 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.
	#
	# Define LDFLAGS=-static to build a static binary.
	#
	# Define EXTRA_CFLAGS=-m64 or EXTRA_CFLAGS=-m32 as appropriate for cross-builds.
	#
	# Define NO_DWARF if you do not want debug-info analysis feature at all.
	#
	# Define WERROR=0 to disable treating any warnings as errors.
	#
	# Define NO_NEWT if you do not want TUI support. (deprecated)
	#
	# Define NO_SLANG if you do not want TUI support.
	#
	# Define NO_GTK2 if you do not want GTK+ GUI support.
	#
	# Define NO_DEMANGLE if you do not want C++ symbol demangling.
	#
	# Define NO_LIBELF if you do not want libelf dependency (e.g. cross-builds)
	#
	# Define NO_LIBUNWIND if you do not want libunwind dependency for dwarf
	# backtrace post unwind.
	#
	# Define NO_BACKTRACE if you do not want stack backtrace debug feature
	#
	# Define NO_LIBNUMA if you do not want numa perf benchmark
	#
	# Define NO_LIBAUDIT if you do not want libaudit support
	#
	# Define NO_LIBBIONIC if you do not want bionic support
	#
	# Define NO_LIBDW_DWARF_UNWIND if you do not want libdw support
	# for dwarf backtrace post unwind.
	#
	# Define NO_PERF_READ_VDSO32 if you do not want to build perf-read-vdso32
	# for reading the 32-bit compatibility VDSO in 64-bit mode
	#
	# Define NO_PERF_READ_VDSOX32 if you do not want to build perf-read-vdsox32
	# for reading the x32 mode 32-bit compatibility VDSO in 64-bit mode
	#
	# Define NO_ZLIB if you do not want to support compressed kernel modules
	#
	# Define LIBBABELTRACE if you DO want libbabeltrace support
	# for CTF data format.
	#
	# Define NO_LZMA if you do not want to support compressed (xz) kernel modules
	#
	# Define NO_AUXTRACE if you do not want AUX area tracing support
	#
	# Define NO_LIBBPF if you do not want BPF support

	# As per kernel Makefile, avoid funny character set dependencies
	unexport LC_ALL
	LC_COLLATE=C
	LC_NUMERIC=C
	export LC_COLLATE LC_NUMERIC

	ifeq ($(srctree),)
	srctree := $(patsubst %/,%,$(dir $(shell pwd)))
	srctree := $(patsubst %/,%,$(dir $(srctree)))
	#$(info Determined 'srctree' to be $(srctree))
	endif

	ifneq ($(objtree),)
	#$(info Determined 'objtree' to be $(objtree))
	endif

	ifneq ($(OUTPUT),)
	#$(info Determined 'OUTPUT' to be $(OUTPUT))
	# Adding $(OUTPUT) as a directory to look for source files,
	# because use generated output files as sources dependency
	# for flex/bison parsers.
	VPATH += $(OUTPUT)
	export VPATH
	endif

	ifeq ($(V),1)
	Q =
	else
	Q = @
	endif

	# Do not use make's built-in rules
	# (this improves performance and avoids hard-to-debug behaviour);
	MAKEFLAGS += -r

	$(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD
	$(Q)$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
	$(Q)touch $(OUTPUT)PERF-VERSION-FILE

	# Makefiles suck: This macro sets a default value of $(2) for the
	# variable named by $(1), unless the variable has been set by
	# environment or command line. This is necessary for CC and AR
	# because make sets default values, so the simpler ?= approach
	# won't work as expected.
	define allow-override
	$(if $(or $(findstring environment,$(origin $(1))),\
	$(findstring command line,$(origin $(1)))),,\
	$(eval $(1) = $(2)))
	endef

	# Allow setting CC and AR and LD, or setting CROSS_COMPILE as a prefix.
	$(call allow-override,CC,$(CROSS_COMPILE)gcc)
	$(call allow-override,AR,$(CROSS_COMPILE)ar)
	$(call allow-override,LD,$(CROSS_COMPILE)ld)

	PKG_CONFIG = $(CROSS_COMPILE)pkg-config

	RM = rm -f
	LN = ln -f
	MKDIR = mkdir
	FIND = find
	INSTALL = install
	FLEX = flex
	BISON = bison
	STRIP = strip
	AWK = awk

	LIB_DIR = $(srctree)/tools/lib/api/
	TRACE_EVENT_DIR = $(srctree)/tools/lib/traceevent/
	BPF_DIR = $(srctree)/tools/lib/bpf/
	SUBCMD_DIR = $(srctree)/tools/lib/subcmd/

	# include config/Makefile by default and rule out
	# non-config cases
	config := 1

	NON_CONFIG_TARGETS := clean TAGS tags cscope help

	ifdef MAKECMDGOALS
	ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
	config := 0
	endif
	endif

	ifeq ($(config),1)
	include config/Makefile
	endif

	export prefix bindir sharedir sysconfdir DESTDIR

	# 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__

	# Guard against environment variables
	PYRF_OBJS =
	SCRIPT_SH =

	SCRIPT_SH += perf-archive.sh
	SCRIPT_SH += perf-with-kcore.sh

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

	ifneq ($(OUTPUT),)
	TE_PATH=$(OUTPUT)
	BPF_PATH=$(OUTPUT)
	SUBCMD_PATH=$(OUTPUT)
	ifneq ($(subdir),)
	API_PATH=$(OUTPUT)/../lib/api/
	else
	API_PATH=$(OUTPUT)
	endif
	else
	TE_PATH=$(TRACE_EVENT_DIR)
	API_PATH=$(LIB_DIR)
	BPF_PATH=$(BPF_DIR)
	SUBCMD_PATH=$(SUBCMD_DIR)
	endif

	LIBTRACEEVENT = $(TE_PATH)libtraceevent.a
	export LIBTRACEEVENT

	LIBTRACEEVENT_DYNAMIC_LIST = $(TE_PATH)libtraceevent-dynamic-list
	LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS = -Xlinker --dynamic-list=$(LIBTRACEEVENT_DYNAMIC_LIST)

	LIBAPI = $(API_PATH)libapi.a
	export LIBAPI

	LIBBPF = $(BPF_PATH)libbpf.a

	LIBSUBCMD = $(SUBCMD_PATH)libsubcmd.a

	# 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 := $(call QUIET_CLEAN, python) $(RM) -r $(PYTHON_EXTBUILD) $(OUTPUT)python/perf.so

	PYTHON_EXT_SRCS := $(shell grep -v ^\# util/python-ext-sources)
	PYTHON_EXT_DEPS := util/python-ext-sources util/setup.py $(LIBTRACEEVENT) $(LIBAPI)

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

	SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH))

	PROGRAMS += $(OUTPUT)perf

	ifndef NO_PERF_READ_VDSO32
	PROGRAMS += $(OUTPUT)perf-read-vdso32
	endif

	ifndef NO_PERF_READ_VDSOX32
	PROGRAMS += $(OUTPUT)perf-read-vdsox32
	endif

	# what 'all' will build and 'install' will install, in perfexecdir
	ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS)

	# what 'all' will build but not install in perfexecdir
	OTHER_PROGRAMS = $(OUTPUT)perf

	# 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

	LIB_FILE=$(OUTPUT)libperf.a

	PERFLIBS = $(LIB_FILE) $(LIBAPI) $(LIBTRACEEVENT) $(LIBSUBCMD)
	ifndef NO_LIBBPF
	PERFLIBS += $(LIBBPF)
	endif

	# 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 arch/$(ARCH)/Makefile

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

	ifndef NO_GTK2
	ALL_PROGRAMS += $(OUTPUT)libperf-gtk.so
	GTK_IN := $(OUTPUT)gtk-in.o

	install-gtk: $(OUTPUT)libperf-gtk.so
	$(call QUIET_INSTALL, 'GTK UI') \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(libdir_SQ)'; \
	$(INSTALL) $(OUTPUT)libperf-gtk.so '$(DESTDIR_SQ)$(libdir_SQ)'
	endif

	ifdef ASCIIDOC8
	export ASCIIDOC8
	endif

	LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group

	export INSTALL SHELL_PATH

	### Build rules

	SHELL = $(SHELL_PATH)

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

	please_set_SHELL_PATH_to_a_more_modern_shell:
	$(Q)$$(:)

	shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell

	strip: $(PROGRAMS) $(OUTPUT)perf
	$(STRIP) $(STRIP_OPTS) $(PROGRAMS) $(OUTPUT)perf

	PERF_IN := $(OUTPUT)perf-in.o

	export srctree OUTPUT RM CC LD AR CFLAGS V BISON FLEX AWK
	include $(srctree)/tools/build/Makefile.include

	$(PERF_IN): prepare FORCE
	$(Q)$(MAKE) $(build)=perf

	$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)
	$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $(LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS) \
	$(PERF_IN) $(LIBS) -o $@

	$(GTK_IN): fixdep FORCE
	$(Q)$(MAKE) $(build)=gtk

	$(OUTPUT)libperf-gtk.so: $(GTK_IN) $(PERFLIBS)
	$(QUIET_LINK)$(CC) -o $@ -shared $(LDFLAGS) $(filter %.o,$^) $(GTK_LIBS)

	$(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt

	$(OUTPUT)common-cmds.h: $(wildcard Documentation/perf-*.txt)
	$(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@

	$(SCRIPTS) : % : %.sh
	$(QUIET_GEN)$(INSTALL) '$@.sh' '$(OUTPUT)$@'

	# These can record PERF_VERSION
	perf.spec $(SCRIPTS) \
	: $(OUTPUT)PERF-VERSION-FILE

	.SUFFIXES:

	#
	# If a target does not match any of the later rules then prefix it by $(OUTPUT)
	# This makes targets like 'make O=/tmp/perf perf.o' work in a natural way.
	#
	ifneq ($(OUTPUT),)
	%.o: $(OUTPUT)%.o
	@echo " # Redirected target $@ => $(OUTPUT)$@"
	util/%.o: $(OUTPUT)util/%.o
	@echo " # Redirected target $@ => $(OUTPUT)$@"
	bench/%.o: $(OUTPUT)bench/%.o
	@echo " # Redirected target $@ => $(OUTPUT)$@"
	tests/%.o: $(OUTPUT)tests/%.o
	@echo " # Redirected target $@ => $(OUTPUT)$@"
	endif

	# These two need to be here so that when O= is not used they take precedence
	# over the general rule for .o

	# get relative building directory (to $(OUTPUT))
	# and '.' if it's $(OUTPUT) itself
	__build-dir = $(subst $(OUTPUT),,$(dir $@))
	build-dir = $(if $(__build-dir),$(__build-dir),.)

	prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h fixdep

	$(OUTPUT)%.o: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

	$(OUTPUT)%.i: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

	$(OUTPUT)%.s: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

	$(OUTPUT)%-bison.o: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

	$(OUTPUT)%-flex.o: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

	$(OUTPUT)%.o: %.S prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

	$(OUTPUT)%.i: %.S prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

	$(OUTPUT)perf-%: %.o $(PERFLIBS)
	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)

	ifndef NO_PERF_READ_VDSO32
	$(OUTPUT)perf-read-vdso32: perf-read-vdso.c util/find-vdso-map.c
	$(QUIET_CC)$(CC) -m32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
	endif

	ifndef NO_PERF_READ_VDSOX32
	$(OUTPUT)perf-read-vdsox32: perf-read-vdso.c util/find-vdso-map.c
	$(QUIET_CC)$(CC) -mx32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
	endif

	$(patsubst perf-%,%.o,$(PROGRAMS)): $(wildcard /.h)

	LIBPERF_IN := $(OUTPUT)libperf-in.o

	$(LIBPERF_IN): fixdep FORCE
	$(Q)$(MAKE) $(build)=libperf

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

	LIBTRACEEVENT_FLAGS += plugin_dir=$(plugindir_SQ)

	$(LIBTRACEEVENT): fixdep FORCE
	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent.a

	libtraceevent_plugins: fixdep FORCE
	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) plugins

	$(LIBTRACEEVENT_DYNAMIC_LIST): libtraceevent_plugins
	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent-dynamic-list

	$(LIBTRACEEVENT)-clean:
	$(call QUIET_CLEAN, libtraceevent)
	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) O=$(OUTPUT) clean >/dev/null

	install-traceevent-plugins: libtraceevent_plugins
	$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) install_plugins

	$(LIBAPI): fixdep FORCE
	$(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a

	$(LIBAPI)-clean:
	$(call QUIET_CLEAN, libapi)
	$(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null

	$(LIBBPF): fixdep FORCE
	$(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) $(OUTPUT)libbpf.a FEATURES_DUMP=$(realpath $(OUTPUT)FEATURE-DUMP)

	$(LIBBPF)-clean:
	$(call QUIET_CLEAN, libbpf)
	$(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) clean >/dev/null

	$(LIBSUBCMD): fixdep FORCE
	$(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) $(OUTPUT)libsubcmd.a

	$(LIBSUBCMD)-clean:
	$(call QUIET_CLEAN, libsubcmd)
	$(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) clean

	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 "prefix" or "DESTDIR" 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'


	DOC_TARGETS := doc man html info pdf

	INSTALL_DOC_TARGETS := $(patsubst %,install-%,$(DOC_TARGETS)) try-install-man
	INSTALL_DOC_TARGETS += quick-install-doc quick-install-man quick-install-html

	# 'make doc' should call 'make -C Documentation all'
	$(DOC_TARGETS):
	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:doc=all)

	TAG_FOLDERS= . ../lib ../include
	TAG_FILES= ../../include/uapi/linux/perf_event.h

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

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

	cscope:
	$(QUIET_GEN)$(RM) cscope*; \
	$(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print \| xargs cscope -b $(TAG_FILES)

	### 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.

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

	### Installation rules

	install-gtk:

	install-tools: all install-gtk
	$(call QUIET_INSTALL, binaries) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'; \
	$(INSTALL) $(OUTPUT)perf '$(DESTDIR_SQ)$(bindir_SQ)'; \
	$(LN) '$(DESTDIR_SQ)$(bindir_SQ)/perf' '$(DESTDIR_SQ)$(bindir_SQ)/trace'
	ifndef NO_PERF_READ_VDSO32
	$(call QUIET_INSTALL, perf-read-vdso32) \
	$(INSTALL) $(OUTPUT)perf-read-vdso32 '$(DESTDIR_SQ)$(bindir_SQ)';
	endif
	ifndef NO_PERF_READ_VDSOX32
	$(call QUIET_INSTALL, perf-read-vdsox32) \
	$(INSTALL) $(OUTPUT)perf-read-vdsox32 '$(DESTDIR_SQ)$(bindir_SQ)';
	endif
	$(call QUIET_INSTALL, libexec) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
	$(call QUIET_INSTALL, perf-archive) \
	$(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
	$(call QUIET_INSTALL, perf-with-kcore) \
	$(INSTALL) $(OUTPUT)perf-with-kcore -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
	ifndef NO_LIBAUDIT
	$(call QUIET_INSTALL, strace/groups) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'; \
	$(INSTALL) trace/strace/groups/* -t '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'
	endif
	ifndef NO_LIBPERL
	$(call QUIET_INSTALL, perl-scripts) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
	$(INSTALL) scripts/perl/Perf-Trace-Util/lib/Perf/Trace/* -t '$(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'; \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'; \
	$(INSTALL) scripts/perl/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'
	endif
	ifndef NO_LIBPYTHON
	$(call QUIET_INSTALL, python-scripts) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'; \
	$(INSTALL) scripts/python/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
	$(INSTALL) scripts/python/*.py -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python'; \
	$(INSTALL) scripts/python/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
	endif
	$(call QUIET_INSTALL, perf_completion-script) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d'; \
	$(INSTALL) perf-completion.sh '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d/perf'
	$(call QUIET_INSTALL, perf-tip) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(tip_instdir_SQ)'; \
	$(INSTALL) Documentation/tips.txt -t '$(DESTDIR_SQ)$(tip_instdir_SQ)'

	install-tests: all install-gtk
	$(call QUIET_INSTALL, tests) \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
	$(INSTALL) tests/attr.py '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
	$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'; \
	$(INSTALL) tests/attr/* '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'

	install-bin: install-tools install-tests

	install: install-bin try-install-man install-traceevent-plugins

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

	# 'make install-doc' should call 'make -C Documentation install'
	$(INSTALL_DOC_TARGETS):
	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:-doc=)

	### Cleaning rules

	#
	# This is here, not in config/Makefile, because config/Makefile does
	# not get included for the clean target:
	#
	config-clean:
	$(call QUIET_CLEAN, config)
	$(Q)$(MAKE) -C $(srctree)/tools/build/feature/ $(if $(OUTPUT),OUTPUT=$(OUTPUT)feature/,) clean >/dev/null

	clean: $(LIBTRACEEVENT)-clean $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean config-clean
	$(call QUIET_CLEAN, core-objs) $(RM) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(LANG_BINDINGS)
	$(Q)find $(if $(OUTPUT),$(OUTPUT),.) -name '.o' -delete -o -name '\..cmd' -delete -o -name '\.*.d' -delete
	$(Q)$(RM) $(OUTPUT).config-detected
	$(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32
	$(call QUIET_CLEAN, core-gen) $(RM) .spec .pyc .pyo /.pyc /.pyo $(OUTPUT)common-cmds.h TAGS tags cscope $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)FEATURE-DUMP $(OUTPUT)util/-bison $(OUTPUT)util/-flex \
	$(OUTPUT)util/intel-pt-decoder/inat-tables.c $(OUTPUT)fixdep \
	$(OUTPUT)tests/llvm-src-{base,kbuild,prologue}.c
	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean
	$(python-clean)

	#
	# Trick: if ../../.git does not exist - we are building out of tree for example,
	# then force version regeneration:
	#
	ifeq ($(wildcard ../../.git/HEAD),)
	GIT-HEAD-PHONY = ../../.git/HEAD
	else
	GIT-HEAD-PHONY =
	endif

	FORCE:

	.PHONY: all install clean config-clean strip install-gtk
	.PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
	.PHONY: $(GIT-HEAD-PHONY) TAGS tags cscope FORCE prepare
	.PHONY: libtraceevent_plugins