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
30 LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
33 ifeq ($(NO_PERF_REGS),0)
34 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
38 src-perf := $(srctree)/tools/perf
46 obj-perf := $(abspath $(obj-perf))/
49 LIB_INCLUDE := $(srctree)/tools/lib/
51 # include ARCH specific config
52 -include $(src-perf)/arch/$(ARCH)/Makefile
54 include $(src-perf)/config/feature-tests.mak
55 include $(src-perf)/config/utilities.mak
57 ifeq ($(call get-executable,$(FLEX)),)
58 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
61 ifeq ($(call get-executable,$(BISON)),)
62 dummy := $(error Error: $(BISON) is missing on this system, please install it)
65 # Treat warnings as errors unless directed not to
70 ifeq ("$(origin DEBUG)", "command line")
78 PARSER_DEBUG_BISON := -t
79 PARSER_DEBUG_FLEX := -d
80 CFLAGS += -DPARSER_DEBUG
83 CFLAGS += -fno-omit-frame-pointer
85 CFLAGS += -funwind-tables
90 EXTLIBS = -lelf -lpthread -lrt -lm -ldl
92 feature_check = $(eval $(feature_check_code))
93 define feature_check_code
94 feature-$(1) := $(shell $(MAKE) -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
97 feature_set = $(eval $(feature_set_code))
98 define feature_set_code
103 # Build the feature check binaries in parallel, ignore errors, ignore return value and suppress output:
107 # Note that this is not a complete list of all feature tests, just
108 # those that are typically built on a fully configured system.
110 # [ Feature tests not mentioned here have to be built explicitly in
111 # the rule that uses them - an example for that is the 'bionic'
114 CORE_FEATURE_TESTS = \
135 volatile-register-var
138 # So here we detect whether test-all was rebuilt, to be able
139 # to skip the print-out of the long features list if the file
140 # existed before and after it was built:
142 ifeq ($(wildcard config/feature-checks/test-all),)
149 # Special fast-path for the 'all features are available' case:
151 $(call feature_check,all,$(MSG))
154 # Just in case the build freshly failed, make sure we print the
157 ifeq ($(feature-all), 0)
161 ifeq ($(test-all-failed),1)
163 $(info Auto-detecting system features:)
166 ifeq ($(feature-all), 1)
168 # test-all.c passed - just set all the core feature flags to 1:
170 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_set,$(feat)))
172 $(shell $(MAKE) -i -j -C config/feature-checks $(CORE_FEATURE_TESTS) >/dev/null 2>&1)
173 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_check,$(feat)))
177 # Print the result of the feature test:
179 feature_print = $(eval $(feature_print_code))
180 define feature_print_code
181 ifeq ($(feature-$(1)), 1)
182 MSG = $(shell printf '...%30s: [ \033[32mon\033[m ]' $(1))
184 MSG = $(shell printf '...%30s: [ \033[31mOFF\033[m ]' $(1))
190 # Only print out our features if we rebuilt the testcases or if a test failed:
192 ifeq ($(test-all-failed), 1)
193 $(foreach feat,$(CORE_FEATURE_TESTS) DUMMY,$(call feature_print,$(feat)))
197 ifeq ($(feature-stackprotector-all), 1)
198 CFLAGS += -fstack-protector-all
201 ifeq ($(feature-stackprotector), 1)
202 CFLAGS += -Wstack-protector
205 ifeq ($(feature-volatile-register-var), 1)
206 CFLAGS += -Wvolatile-register-var
210 ifeq ($(feature-fortify-source), 1)
211 CFLAGS += -D_FORTIFY_SOURCE=2
215 CFLAGS += -I$(src-perf)/util/include
216 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
217 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
218 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
219 CFLAGS += -I$(srctree)/include/uapi
220 CFLAGS += -I$(srctree)/include
222 # $(obj-perf) for generated common-cmds.h
223 # $(obj-perf)/util for generated bison/flex headers
225 CFLAGS += -I$(obj-perf)/util
226 CFLAGS += -I$(obj-perf)
229 CFLAGS += -I$(src-perf)/util
230 CFLAGS += -I$(src-perf)
231 CFLAGS += -I$(LIB_INCLUDE)
233 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
236 $(feature_check,bionic)
237 ifeq ($(feature-bionic), 1)
239 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
240 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
249 ifeq ($(feature-libelf), 0)
250 ifeq ($(feature-glibc), 1)
256 ifeq ($(LIBC_SUPPORT),1)
257 msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
263 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
266 # for linking with debug library, run like:
267 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
269 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
270 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
273 ifneq ($(feature-dwarf), 1)
274 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
276 endif # Dwarf support
277 endif # SOURCE_LIBELF
281 CFLAGS += -DHAVE_LIBELF_SUPPORT
282 FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
284 ifeq ($(feature-libelf-mmap), 1)
285 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
288 ifeq ($(feature-libelf-getphdrnum), 1)
289 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
292 # include ARCH specific config
293 -include $(src-perf)/arch/$(ARCH)/Makefile
296 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
297 msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
300 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
301 LDFLAGS += $(LIBDW_LDFLAGS)
302 EXTLIBS += -lelf -ldw
303 endif # PERF_HAVE_DWARF_REGS
308 CFLAGS += -DHAVE_LIBELF_SUPPORT
309 ifeq ($(feature-libelf-mmap), 1)
310 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
314 # There's only x86 (both 32 and 64) support for CFI unwind so far
321 # For linking with debug library, run like:
323 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
326 LIBUNWIND_CFLAGS := -I$(LIBUNWIND_DIR)/include
327 LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
330 ifneq ($(feature-libunwind), 1)
331 msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
337 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
338 EXTLIBS += $(LIBUNWIND_LIBS)
339 CFLAGS += $(LIBUNWIND_CFLAGS)
340 LDFLAGS += $(LIBUNWIND_LDFLAGS)
344 ifneq ($(feature-libaudit), 1)
345 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
348 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
358 ifneq ($(feature-libslang), 1)
359 msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
362 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
363 CFLAGS += -I/usr/include/slang
364 CFLAGS += -DHAVE_SLANG_SUPPORT
370 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null)
371 ifneq ($(feature-gtk2), 1)
372 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
375 ifeq ($(feature-gtk2-infobar), 1)
376 CFLAGS += -DHAVE_GTK_INFO_BAR_SUPPORT
378 CFLAGS += -DHAVE_GTK2_SUPPORT
379 CFLAGS += $(shell pkg-config --cflags gtk+-2.0 2>/dev/null)
380 EXTLIBS += $(shell pkg-config --libs gtk+-2.0 2>/dev/null)
384 grep-libs = $(filter -l%,$(1))
385 strip-libs = $(filter-out -l%,$(1))
388 CFLAGS += -DNO_LIBPERL
390 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
391 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
392 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
393 PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
394 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
396 ifneq ($(feature-libperl), 1)
397 CFLAGS += -DNO_LIBPERL
400 LDFLAGS += $(PERL_EMBED_LDFLAGS)
401 EXTLIBS += $(PERL_EMBED_LIBADD)
405 disable-python = $(eval $(disable-python_code))
406 define disable-python_code
407 CFLAGS += -DNO_LIBPYTHON
408 $(if $(1),$(warning No $(1) was found))
409 $(warning Python support will not be built)
414 $(call get-executable-or-default,PYTHON,python)
417 $(call disable-python,python interpreter)
420 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
423 $(call disable-python)
426 override PYTHON_CONFIG := \
427 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON)-config)
430 $(call disable-python,python-config tool)
433 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
435 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
436 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
437 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
438 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
439 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
441 ifneq ($(feature-libpython), 1)
442 $(call disable-python,Python.h (for Python 2.x))
445 ifneq ($(feature-libpython-version), 1)
446 $(warning Python 3 is not yet supported; please set)
447 $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
448 $(warning If you also have Python 2 installed, then)
449 $(warning try something like:)
451 $(warning $(and ,) make PYTHON=python2)
453 $(warning Otherwise, disable Python support entirely:)
455 $(warning $(and ,) make NO_LIBPYTHON=1)
459 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
460 EXTLIBS += $(PYTHON_EMBED_LIBADD)
461 LANG_BINDINGS += $(obj-perf)python/perf.so
469 CFLAGS += -DNO_DEMANGLE
471 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
473 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
475 ifeq ($(feature-libbfd), 1)
478 $(feature_check,liberty)
479 ifeq ($(feature-liberty), 1)
480 EXTLIBS += -lbfd -liberty
482 $(feature_check,liberty-z)
483 ifeq ($(feature-liberty-z), 1)
484 EXTLIBS += -lbfd -liberty -lz
486 $(feature_check,cplus-demangle)
487 ifeq ($(feature-cplus-demangle), 1)
489 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
491 msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
492 CFLAGS += -DNO_DEMANGLE
501 ifeq ($(feature-on-exit), 1)
502 CFLAGS += -DHAVE_ON_EXIT_SUPPORT
507 ifeq ($(feature-backtrace), 1)
508 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
513 ifeq ($(feature-libnuma), 0)
514 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev);
517 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
522 # Among the variables below, these:
528 # ETC_PERFCONFIG (but not sysconfdir)
529 # can be specified as a relative path some/where/else;
530 # this is interpreted as relative to $(prefix) and "perf" at
531 # runtime figures out where they are based on the path to the executable.
532 # This can help installing the suite in a relocatable way.
534 # Make the path relative to DESTDIR, not to prefix
538 bindir_relative = bin
539 bindir = $(prefix)/$(bindir_relative)
542 perfexecdir = libexec/perf-core
543 sharedir = $(prefix)/share
544 template_dir = share/perf-core/templates
545 htmldir = share/doc/perf-doc
546 ifeq ($(prefix),/usr)
548 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
550 sysconfdir = $(prefix)/etc
551 ETC_PERFCONFIG = etc/perfconfig
555 # Shell quote (do not use $(call) to accommodate ancient setups);
556 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
557 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
558 bindir_SQ = $(subst ','\'',$(bindir))
559 mandir_SQ = $(subst ','\'',$(mandir))
560 infodir_SQ = $(subst ','\'',$(infodir))
561 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
562 template_dir_SQ = $(subst ','\'',$(template_dir))
563 htmldir_SQ = $(subst ','\'',$(htmldir))
564 prefix_SQ = $(subst ','\'',$(prefix))
565 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
567 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
568 perfexec_instdir = $(perfexecdir)
570 perfexec_instdir = $(prefix)/$(perfexecdir)
572 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))