1 uname_M := $(shell uname -m 2>/dev/null || echo not)
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/ )
9 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
11 # Additional ARCH settings for x86
15 LIBUNWIND_LIBS = -lunwind -lunwind-x86
21 ifeq (, $(findstring m32,$(CFLAGS)))
22 IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1)
24 ifeq (${IS_X86_64}, 1)
26 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT
27 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
28 LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
30 LIBUNWIND_LIBS = -lunwind -lunwind-x86
36 LIBUNWIND_LIBS = -lunwind -lunwind-arm
39 ifeq ($(NO_PERF_REGS),0)
40 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
44 src-perf := $(srctree)/tools/perf
52 obj-perf := $(abspath $(obj-perf))/
55 LIB_INCLUDE := $(srctree)/tools/lib/
57 # include ARCH specific config
58 -include $(src-perf)/arch/$(ARCH)/Makefile
60 include $(src-perf)/config/utilities.mak
62 ifeq ($(call get-executable,$(FLEX)),)
63 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
66 ifeq ($(call get-executable,$(BISON)),)
67 dummy := $(error Error: $(BISON) is missing on this system, please install it)
70 # Treat warnings as errors unless directed not to
84 PARSER_DEBUG_BISON := -t
85 PARSER_DEBUG_FLEX := -d
86 CFLAGS += -DPARSER_DEBUG
89 CFLAGS += -fno-omit-frame-pointer
91 CFLAGS += -funwind-tables
96 EXTLIBS = -lelf -lpthread -lrt -lm -ldl
99 OUTPUT_FEATURES = $(OUTPUT)config/feature-checks/
100 $(shell mkdir -p $(OUTPUT_FEATURES))
103 feature_check = $(eval $(feature_check_code))
104 define feature_check_code
105 feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS)" LDFLAGS="$(LDFLAGS)" LIBUNWIND_LIBS="$(LIBUNWIND_LIBS)" -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
108 feature_set = $(eval $(feature_set_code))
109 define feature_set_code
114 # Build the feature check binaries in parallel, ignore errors, ignore return value and suppress output:
118 # Note that this is not a complete list of all feature tests, just
119 # those that are typically built on a fully configured system.
121 # [ Feature tests not mentioned here have to be built explicitly in
122 # the rule that uses them - an example for that is the 'bionic'
125 CORE_FEATURE_TESTS = \
149 # So here we detect whether test-all was rebuilt, to be able
150 # to skip the print-out of the long features list if the file
151 # existed before and after it was built:
153 ifeq ($(wildcard $(OUTPUT)config/feature-checks/test-all),)
160 # Special fast-path for the 'all features are available' case:
162 $(call feature_check,all,$(MSG))
165 # Just in case the build freshly failed, make sure we print the
168 ifeq ($(feature-all), 0)
172 ifeq ($(test-all-failed),1)
174 $(info Auto-detecting system features:)
177 ifeq ($(feature-all), 1)
179 # test-all.c passed - just set all the core feature flags to 1:
181 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_set,$(feat)))
183 $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS)" LDFLAGS=$(LDFLAGS) -i -j -C config/feature-checks $(CORE_FEATURE_TESTS) >/dev/null 2>&1)
184 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_check,$(feat)))
188 # Print the result of the feature test:
190 feature_print = $(eval $(feature_print_code)) $(info $(MSG))
192 define feature_print_code
193 ifeq ($(feature-$(1)), 1)
194 MSG = $(shell printf '...%30s: [ \033[32mon\033[m ]' $(1))
196 MSG = $(shell printf '...%30s: [ \033[31mOFF\033[m ]' $(1))
201 # Only print out our features if we rebuilt the testcases or if a test failed:
203 ifeq ($(test-all-failed), 1)
204 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_print,$(feat)))
208 ifeq ($(feature-stackprotector-all), 1)
209 CFLAGS += -fstack-protector-all
212 ifeq ($(feature-stackprotector), 1)
213 CFLAGS += -Wstack-protector
217 ifeq ($(feature-fortify-source), 1)
218 CFLAGS += -D_FORTIFY_SOURCE=2
222 CFLAGS += -I$(src-perf)/util/include
223 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
224 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
225 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
226 CFLAGS += -I$(srctree)/include/uapi
227 CFLAGS += -I$(srctree)/include
229 # $(obj-perf) for generated common-cmds.h
230 # $(obj-perf)/util for generated bison/flex headers
232 CFLAGS += -I$(obj-perf)/util
233 CFLAGS += -I$(obj-perf)
236 CFLAGS += -I$(src-perf)/util
237 CFLAGS += -I$(src-perf)
238 CFLAGS += -I$(LIB_INCLUDE)
240 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
243 $(call feature_check,bionic)
244 ifeq ($(feature-bionic), 1)
246 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
247 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
256 ifeq ($(feature-libelf), 0)
257 ifeq ($(feature-glibc), 1)
263 ifeq ($(LIBC_SUPPORT),1)
264 msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
270 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
273 # for linking with debug library, run like:
274 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
276 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
277 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
280 ifneq ($(feature-dwarf), 1)
281 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
283 endif # Dwarf support
284 endif # libelf support
288 CFLAGS += -DHAVE_LIBELF_SUPPORT
290 ifeq ($(feature-libelf-mmap), 1)
291 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
294 ifeq ($(feature-libelf-getphdrnum), 1)
295 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
298 # include ARCH specific config
299 -include $(src-perf)/arch/$(ARCH)/Makefile
302 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
303 msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
306 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
307 LDFLAGS += $(LIBDW_LDFLAGS)
308 EXTLIBS += -lelf -ldw
309 endif # PERF_HAVE_DWARF_REGS
313 ifeq ($(LIBUNWIND_LIBS),)
319 # For linking with debug library, run like:
321 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
324 LIBUNWIND_CFLAGS := -I$(LIBUNWIND_DIR)/include
325 LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
328 ifneq ($(feature-libunwind), 1)
329 msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 1.1);
333 $(call feature_check,libunwind-debug-frame)
334 ifneq ($(feature-libunwind-debug-frame), 1)
335 msg := $(warning No debug_frame support found in libunwind);
336 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
339 # non-ARM has no dwarf_find_debug_frame() function:
340 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
346 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
347 EXTLIBS += $(LIBUNWIND_LIBS)
348 CFLAGS += $(LIBUNWIND_CFLAGS)
349 LDFLAGS += $(LIBUNWIND_LDFLAGS)
353 ifneq ($(feature-libaudit), 1)
354 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
357 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
367 ifneq ($(feature-libslang), 1)
368 msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
371 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
372 CFLAGS += -I/usr/include/slang
373 CFLAGS += -DHAVE_SLANG_SUPPORT
379 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null)
380 ifneq ($(feature-gtk2), 1)
381 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
384 ifeq ($(feature-gtk2-infobar), 1)
385 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
387 CFLAGS += -DHAVE_GTK2_SUPPORT
388 GTK_CFLAGS += $(shell pkg-config --cflags gtk+-2.0 2>/dev/null)
389 GTK_LIBS := $(shell pkg-config --libs gtk+-2.0 2>/dev/null)
394 grep-libs = $(filter -l%,$(1))
395 strip-libs = $(filter-out -l%,$(1))
398 CFLAGS += -DNO_LIBPERL
400 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
401 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
402 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
403 PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
404 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
406 ifneq ($(feature-libperl), 1)
407 CFLAGS += -DNO_LIBPERL
410 LDFLAGS += $(PERL_EMBED_LDFLAGS)
411 EXTLIBS += $(PERL_EMBED_LIBADD)
415 ifeq ($(feature-timerfd), 1)
416 CFLAGS += -DHAVE_TIMERFD_SUPPORT
418 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
421 disable-python = $(eval $(disable-python_code))
422 define disable-python_code
423 CFLAGS += -DNO_LIBPYTHON
424 $(if $(1),$(warning No $(1) was found))
425 $(warning Python support will not be built)
430 $(call get-executable-or-default,PYTHON,python)
433 $(call disable-python,python interpreter)
436 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
439 $(call disable-python)
442 override PYTHON_CONFIG := \
443 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON)-config)
446 $(call disable-python,python-config tool)
449 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
451 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
452 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
453 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
454 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
455 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
457 ifneq ($(feature-libpython), 1)
458 $(call disable-python,Python.h (for Python 2.x))
461 ifneq ($(feature-libpython-version), 1)
462 $(warning Python 3 is not yet supported; please set)
463 $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
464 $(warning If you also have Python 2 installed, then)
465 $(warning try something like:)
467 $(warning $(and ,) make PYTHON=python2)
469 $(warning Otherwise, disable Python support entirely:)
471 $(warning $(and ,) make NO_LIBPYTHON=1)
475 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
476 EXTLIBS += $(PYTHON_EMBED_LIBADD)
477 LANG_BINDINGS += $(obj-perf)python/perf.so
484 ifeq ($(feature-libbfd), 1)
489 CFLAGS += -DNO_DEMANGLE
491 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
493 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
495 ifneq ($(feature-libbfd), 1)
496 $(call feature_check,liberty)
497 ifeq ($(feature-liberty), 1)
498 EXTLIBS += -lbfd -liberty
500 $(call feature_check,liberty-z)
501 ifeq ($(feature-liberty-z), 1)
502 EXTLIBS += -lbfd -liberty -lz
504 $(call feature_check,cplus-demangle)
505 ifeq ($(feature-cplus-demangle), 1)
507 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
509 msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
510 CFLAGS += -DNO_DEMANGLE
518 ifneq ($(filter -lbfd,$(EXTLIBS)),)
519 CFLAGS += -DHAVE_LIBBFD_SUPPORT
523 ifeq ($(feature-on-exit), 1)
524 CFLAGS += -DHAVE_ON_EXIT_SUPPORT
529 ifeq ($(feature-backtrace), 1)
530 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
535 ifeq ($(feature-libnuma), 0)
536 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev);
539 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
544 # Among the variables below, these:
550 # ETC_PERFCONFIG (but not sysconfdir)
551 # can be specified as a relative path some/where/else;
552 # this is interpreted as relative to $(prefix) and "perf" at
553 # runtime figures out where they are based on the path to the executable.
554 # This can help installing the suite in a relocatable way.
556 # Make the path relative to DESTDIR, not to prefix
560 bindir_relative = bin
561 bindir = $(prefix)/$(bindir_relative)
564 perfexecdir = libexec/perf-core
565 sharedir = $(prefix)/share
566 template_dir = share/perf-core/templates
567 htmldir = share/doc/perf-doc
568 ifeq ($(prefix),/usr)
570 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
572 sysconfdir = $(prefix)/etc
573 ETC_PERFCONFIG = etc/perfconfig
575 ifeq ($(IS_X86_64),1)
580 libdir = $(prefix)/$(lib)
582 # Shell quote (do not use $(call) to accommodate ancient setups);
583 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
584 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
585 bindir_SQ = $(subst ','\'',$(bindir))
586 mandir_SQ = $(subst ','\'',$(mandir))
587 infodir_SQ = $(subst ','\'',$(infodir))
588 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
589 template_dir_SQ = $(subst ','\'',$(template_dir))
590 htmldir_SQ = $(subst ','\'',$(htmldir))
591 prefix_SQ = $(subst ','\'',$(prefix))
592 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
593 libdir_SQ = $(subst ','\'',$(libdir))
595 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
596 perfexec_instdir = $(perfexecdir)
598 perfexec_instdir = $(prefix)/$(perfexecdir)
600 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))