1 # SPDX-License-Identifier: GPL-2.0-only
4 src-perf := $(srctree)/tools/perf
12 obj-perf := $(abspath $(obj-perf))/
15 $(shell printf "" > $(OUTPUT).config-detected)
16 detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
17 detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
19 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
21 include $(srctree)/tools/scripts/Makefile.arch
23 $(call detected_var,SRCARCH)
28 # Additional ARCH settings for ppc
29 ifeq ($(SRCARCH),powerpc)
32 CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
33 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
36 # Additional ARCH settings for x86
38 $(call detected,CONFIG_X86)
39 ifeq (${IS_64_BIT}, 1)
41 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
42 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
43 LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
44 $(call detected,CONFIG_X86_64)
46 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
53 LIBUNWIND_LIBS = -lunwind -lunwind-arm
56 ifeq ($(SRCARCH),arm64)
59 CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
60 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
63 ifeq ($(SRCARCH),riscv)
67 ifeq ($(SRCARCH),csky)
74 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
77 ifeq ($(NO_PERF_REGS),0)
78 $(call detected,CONFIG_PERF_REGS)
81 ifneq ($(NO_SYSCALL_TABLE),1)
82 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
85 # So far there's only x86 and arm libdw unwind support merged in perf.
86 # Disable it on all other architectures in case libdw unwind
87 # support is detected in system. Add supported architectures
89 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
90 NO_LIBDW_DWARF_UNWIND := 1
93 ifeq ($(LIBUNWIND_LIBS),)
97 # For linking with debug library, run like:
99 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
102 libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
103 define libunwind_arch_set_flags_code
104 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
105 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
109 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
110 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
111 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
112 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
115 # Set per-feature check compilation flags
116 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
117 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
118 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
119 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
121 FEATURE_CHECK_LDFLAGS-libunwind-arm = -lunwind -lunwind-arm
122 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 = -lunwind -lunwind-aarch64
123 FEATURE_CHECK_LDFLAGS-libunwind-x86 = -lunwind -llzma -lunwind-x86
124 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 = -lunwind -llzma -lunwind-x86_64
126 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
129 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
131 OPENCSDLIBS := -lopencsd_c_api -lopencsd
133 LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
135 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
136 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
138 ifeq ($(NO_PERF_REGS),0)
139 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
142 # for linking with debug library, run like:
143 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
145 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
146 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
149 ifeq ($(findstring -static,${LDFLAGS}),-static)
150 DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2
152 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
153 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
155 # for linking with debug library, run like:
156 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
157 ifdef LIBBABELTRACE_DIR
158 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
159 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
161 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
162 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
165 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib
166 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
168 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
169 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
171 FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi
172 # include ARCH specific config
173 -include $(src-perf)/arch/$(SRCARCH)/Makefile
175 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
176 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
179 include $(srctree)/tools/scripts/utilities.mak
181 ifeq ($(call get-executable,$(FLEX)),)
182 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
185 ifeq ($(call get-executable,$(BISON)),)
186 dummy := $(error Error: $(BISON) is missing on this system, please install it)
189 # Treat warnings as errors unless directed not to
200 ifeq ($(CC_NO_CLANG), 0)
208 PARSER_DEBUG_BISON := -t
209 PARSER_DEBUG_FLEX := -d
210 CFLAGS += -DPARSER_DEBUG
211 $(call detected_var,PARSER_DEBUG_BISON)
212 $(call detected_var,PARSER_DEBUG_FLEX)
215 # Try different combinations to accommodate systems that only have
216 # python[2][-config] in weird combinations but always preferring
217 # python2 and python2-config as per pep-0394. If we catch a
218 # python[-config] in version 3, the version check will kill it.
219 PYTHON2 := $(if $(call get-executable,python2),python2,python)
220 override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
222 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
223 override PYTHON_CONFIG := \
224 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
226 grep-libs = $(filter -l%,$(1))
227 strip-libs = $(filter-out -l%,$(1))
229 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
232 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
233 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
234 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
235 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
236 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
239 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
240 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
241 FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
242 FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
244 FEATURE_CHECK_LDFLAGS-libaio = -lrt
246 FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
248 CFLAGS += -fno-omit-frame-pointer
250 CFLAGS += -funwind-tables
255 CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
257 CXXFLAGS += -fno-omit-frame-pointer
259 CXXFLAGS += -funwind-tables
260 CXXFLAGS += -Wno-strict-aliasing
262 # Enforce a non-executable stack, as we may regress (again) in the future by
263 # adding assembler files missing the .GNU-stack linker note.
264 LDFLAGS += -Wl,-z,noexecstack
266 EXTLIBS = -lpthread -lrt -lm -ldl
268 ifeq ($(FEATURES_DUMP),)
269 include $(srctree)/tools/build/Makefile.feature
271 include $(FEATURES_DUMP)
274 ifeq ($(feature-stackprotector-all), 1)
275 CFLAGS += -fstack-protector-all
279 ifeq ($(feature-fortify-source), 1)
280 CFLAGS += -D_FORTIFY_SOURCE=2
284 INC_FLAGS += -I$(src-perf)/lib/include
285 INC_FLAGS += -I$(src-perf)/util/include
286 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
287 INC_FLAGS += -I$(srctree)/tools/include/
288 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
289 INC_FLAGS += -I$(srctree)/tools/include/uapi
290 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
291 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
293 # $(obj-perf) for generated common-cmds.h
294 # $(obj-perf)/util for generated bison/flex headers
296 INC_FLAGS += -I$(obj-perf)/util
297 INC_FLAGS += -I$(obj-perf)
300 INC_FLAGS += -I$(src-perf)/util
301 INC_FLAGS += -I$(src-perf)
302 INC_FLAGS += -I$(srctree)/tools/lib/
304 CFLAGS += $(INC_FLAGS)
305 CXXFLAGS += $(INC_FLAGS)
307 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
309 ifeq ($(feature-sync-compare-and-swap), 1)
310 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
313 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
314 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
317 ifeq ($(feature-pthread-barrier), 1)
318 CFLAGS += -DHAVE_PTHREAD_BARRIER
322 $(call feature_check,bionic)
323 ifeq ($(feature-bionic), 1)
325 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
326 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
327 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
328 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
332 ifeq ($(feature-eventfd), 1)
333 CFLAGS += -DHAVE_EVENTFD
336 ifeq ($(feature-get_current_dir_name), 1)
337 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
340 ifeq ($(feature-gettid), 1)
341 CFLAGS += -DHAVE_GETTID
348 NO_LIBDW_DWARF_UNWIND := 1
352 ifeq ($(feature-libelf), 0)
353 ifeq ($(feature-glibc), 1)
359 ifeq ($(LIBC_SUPPORT),1)
360 msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
366 NO_LIBDW_DWARF_UNWIND := 1
370 ifneq ($(filter s% -static%,$(LDFLAGS),),)
371 msg := $(error No static glibc found, please install glibc-static);
373 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
377 ifndef NO_LIBDW_DWARF_UNWIND
378 ifneq ($(feature-libdw-dwarf-unwind),1)
379 NO_LIBDW_DWARF_UNWIND := 1
380 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
383 ifneq ($(feature-dwarf), 1)
385 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
389 ifneq ($(feature-dwarf_getlocations), 1)
390 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
392 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
393 endif # dwarf_getlocations
394 endif # Dwarf support
395 endif # libelf support
398 ifeq ($(feature-glibc), 1)
399 CFLAGS += -DHAVE_GLIBC_SUPPORT
402 ifeq ($(feature-libaio), 1)
404 CFLAGS += -DHAVE_AIO_SUPPORT
409 NO_LIBDW_DWARF_UNWIND := 1
412 ifeq ($(feature-sched_getcpu), 1)
413 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
416 ifeq ($(feature-setns), 1)
417 CFLAGS += -DHAVE_SETNS_SUPPORT
418 $(call detected,CONFIG_SETNS)
422 $(call feature_check,libopencsd)
423 ifeq ($(feature-libopencsd), 1)
424 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
425 ifeq ($(feature-reallocarray), 0)
426 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
428 LDFLAGS += $(LIBOPENCSD_LDFLAGS)
429 EXTLIBS += $(OPENCSDLIBS)
430 $(call detected,CONFIG_LIBOPENCSD)
432 CFLAGS += -DCS_DEBUG_RAW
433 ifeq (${CSTRACE_RAW}, packed)
434 CFLAGS += -DCS_RAW_PACKED
441 CFLAGS += -DHAVE_LIBELF_SUPPORT
443 $(call detected,CONFIG_LIBELF)
445 ifeq ($(feature-libelf-mmap), 1)
446 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
449 ifeq ($(feature-libelf-getphdrnum), 1)
450 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
453 ifeq ($(feature-libelf-gelf_getnote), 1)
454 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
456 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
459 ifeq ($(feature-libelf-getshdrstrndx), 1)
460 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
464 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
465 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
468 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
469 LDFLAGS += $(LIBDW_LDFLAGS)
470 EXTLIBS += ${DWARFLIBS}
471 $(call detected,CONFIG_DWARF)
472 endif # PERF_HAVE_DWARF_REGS
476 ifeq ($(feature-bpf), 1)
477 CFLAGS += -DHAVE_LIBBPF_SUPPORT
478 $(call detected,CONFIG_LIBBPF)
482 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
483 CFLAGS += -DHAVE_BPF_PROLOGUE
484 $(call detected,CONFIG_BPF_PROLOGUE)
486 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
489 msg := $(warning DWARF support is off, BPF prologue is disabled);
496 ifneq ($(feature-sdt), 1)
497 msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
500 CFLAGS += -DHAVE_SDT_EVENT
501 $(call detected,CONFIG_SDT_EVENT)
505 ifdef PERF_HAVE_JITDUMP
507 $(call detected,CONFIG_JITDUMP)
508 CFLAGS += -DHAVE_JITDUMP
512 ifeq ($(SRCARCH),powerpc)
514 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
521 $(call feature_check,libunwind-x86)
522 ifeq ($(feature-libunwind-x86), 1)
523 $(call detected,CONFIG_LIBUNWIND_X86)
524 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
525 LDFLAGS += -lunwind-x86
526 EXTLIBS_LIBUNWIND += -lunwind-x86
530 $(call feature_check,libunwind-aarch64)
531 ifeq ($(feature-libunwind-aarch64), 1)
532 $(call detected,CONFIG_LIBUNWIND_AARCH64)
533 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
534 LDFLAGS += -lunwind-aarch64
535 EXTLIBS_LIBUNWIND += -lunwind-aarch64
537 $(call feature_check,libunwind-debug-frame-aarch64)
538 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
539 msg := $(warning No debug_frame support found in libunwind-aarch64);
540 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
544 ifneq ($(feature-libunwind), 1)
545 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
546 NO_LOCAL_LIBUNWIND := 1
549 $(call detected,CONFIG_LOCAL_LIBUNWIND)
552 ifneq ($(have_libunwind), 1)
556 NO_LOCAL_LIBUNWIND := 1
560 ifneq ($(feature-bpf), 1)
561 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
566 dwarf-post-unwind := 1
567 dwarf-post-unwind-text := BUG
569 # setup DWARF post unwinder
571 ifdef NO_LIBDW_DWARF_UNWIND
572 msg := $(warning Disabling post unwind, no support found.);
573 dwarf-post-unwind := 0
575 dwarf-post-unwind-text := libdw
576 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
579 dwarf-post-unwind-text := libunwind
580 $(call detected,CONFIG_LIBUNWIND)
581 # Enable libunwind support by default.
582 ifndef NO_LIBDW_DWARF_UNWIND
583 NO_LIBDW_DWARF_UNWIND := 1
587 ifeq ($(dwarf-post-unwind),1)
588 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
589 $(call detected,CONFIG_DWARF_UNWIND)
594 ifndef NO_LOCAL_LIBUNWIND
595 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
596 $(call feature_check,libunwind-debug-frame)
597 ifneq ($(feature-libunwind-debug-frame), 1)
598 msg := $(warning No debug_frame support found in libunwind);
599 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
602 # non-ARM has no dwarf_find_debug_frame() function:
603 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
605 EXTLIBS += $(LIBUNWIND_LIBS)
606 LDFLAGS += $(LIBUNWIND_LIBS)
608 ifeq ($(findstring -static,${LDFLAGS}),-static)
609 # gcc -static links libgcc_eh which contans piece of libunwind
610 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
614 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
615 CFLAGS += $(LIBUNWIND_CFLAGS)
616 LDFLAGS += $(LIBUNWIND_LDFLAGS)
617 EXTLIBS += $(EXTLIBS_LIBUNWIND)
620 ifeq ($(NO_SYSCALL_TABLE),0)
621 $(call detected,CONFIG_TRACE)
624 ifneq ($(feature-libaudit), 1)
625 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
628 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
630 $(call detected,CONFIG_TRACE)
636 ifneq ($(feature-libcrypto), 1)
637 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
640 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
642 $(call detected,CONFIG_CRYPTO)
651 ifneq ($(feature-libslang), 1)
652 ifneq ($(feature-libslang-include-subdir), 1)
653 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
656 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
660 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
661 CFLAGS += -DHAVE_SLANG_SUPPORT
663 $(call detected,CONFIG_SLANG)
668 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
669 ifneq ($(feature-gtk2), 1)
670 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
673 ifeq ($(feature-gtk2-infobar), 1)
674 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
676 CFLAGS += -DHAVE_GTK2_SUPPORT
677 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
678 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
684 CFLAGS += -DNO_LIBPERL
686 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
687 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
688 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
689 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
690 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
691 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
692 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
694 ifneq ($(feature-libperl), 1)
695 CFLAGS += -DNO_LIBPERL
697 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
699 LDFLAGS += $(PERL_EMBED_LDFLAGS)
700 EXTLIBS += $(PERL_EMBED_LIBADD)
701 CFLAGS += -DHAVE_LIBPERL_SUPPORT
702 $(call detected,CONFIG_LIBPERL)
706 ifeq ($(feature-timerfd), 1)
707 CFLAGS += -DHAVE_TIMERFD_SUPPORT
709 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
712 disable-python = $(eval $(disable-python_code))
713 define disable-python_code
714 CFLAGS += -DNO_LIBPYTHON
720 $(call disable-python,Python support disabled by user)
724 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
726 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
729 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
732 ifneq ($(feature-libpython), 1)
733 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
735 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
736 EXTLIBS += $(PYTHON_EMBED_LIBADD)
737 LANG_BINDINGS += $(obj-perf)python/perf.so
738 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
739 $(call detected,CONFIG_LIBPYTHON)
745 ifeq ($(feature-libbfd), 1)
746 EXTLIBS += -lbfd -lopcodes
748 # we are on a system that requires -liberty and (maybe) -lz
749 # to link against -lbfd; test each case individually here
751 # call all detections now so we get correct
752 # status in VF output
753 $(call feature_check,libbfd-liberty)
754 $(call feature_check,libbfd-liberty-z)
756 ifeq ($(feature-libbfd-liberty), 1)
757 EXTLIBS += -lbfd -lopcodes -liberty
758 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
760 ifeq ($(feature-libbfd-liberty-z), 1)
761 EXTLIBS += -lbfd -lopcodes -liberty -lz
762 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
765 $(call feature_check,disassembler-four-args)
769 CFLAGS += -DNO_DEMANGLE
771 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
774 ifeq ($(filter -liberty,$(EXTLIBS)),)
775 $(call feature_check,cplus-demangle)
777 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
778 # or any of 'bfd iberty z' trinity
779 ifeq ($(feature-cplus-demangle), 1)
782 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
783 CFLAGS += -DNO_DEMANGLE
788 ifneq ($(filter -liberty,$(EXTLIBS)),)
789 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
793 ifneq ($(filter -lbfd,$(EXTLIBS)),)
794 CFLAGS += -DHAVE_LIBBFD_SUPPORT
798 ifeq ($(feature-zlib), 1)
799 CFLAGS += -DHAVE_ZLIB_SUPPORT
801 $(call detected,CONFIG_ZLIB)
808 ifeq ($(feature-lzma), 1)
809 CFLAGS += -DHAVE_LZMA_SUPPORT
811 $(call detected,CONFIG_LZMA)
813 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
819 ifeq ($(feature-libzstd), 1)
820 CFLAGS += -DHAVE_ZSTD_SUPPORT
821 CFLAGS += $(LIBZSTD_CFLAGS)
822 LDFLAGS += $(LIBZSTD_LDFLAGS)
824 $(call detected,CONFIG_ZSTD)
826 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
832 ifeq ($(feature-libcap), 1)
833 CFLAGS += -DHAVE_LIBCAP_SUPPORT
835 $(call detected,CONFIG_LIBCAP)
837 msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
843 ifeq ($(feature-backtrace), 1)
844 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
849 ifeq ($(feature-libnuma), 0)
850 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
853 ifeq ($(feature-numa_num_possible_cpus), 0)
854 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
857 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
859 $(call detected,CONFIG_NUMA)
864 ifdef HAVE_KVM_STAT_SUPPORT
865 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
868 ifeq ($(feature-disassembler-four-args), 1)
869 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
872 ifeq (${IS_64_BIT}, 1)
873 ifndef NO_PERF_READ_VDSO32
874 $(call feature_check,compile-32)
875 ifeq ($(feature-compile-32), 1)
876 CFLAGS += -DHAVE_PERF_READ_VDSO32
878 NO_PERF_READ_VDSO32 := 1
881 ifneq ($(SRCARCH), x86)
882 NO_PERF_READ_VDSOX32 := 1
884 ifndef NO_PERF_READ_VDSOX32
885 $(call feature_check,compile-x32)
886 ifeq ($(feature-compile-x32), 1)
887 CFLAGS += -DHAVE_PERF_READ_VDSOX32
889 NO_PERF_READ_VDSOX32 := 1
893 NO_PERF_READ_VDSO32 := 1
894 NO_PERF_READ_VDSOX32 := 1
897 ifndef NO_LIBBABELTRACE
898 $(call feature_check,libbabeltrace)
899 ifeq ($(feature-libbabeltrace), 1)
900 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
901 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
902 EXTLIBS += -lbabeltrace-ctf
903 $(call detected,CONFIG_LIBBABELTRACE)
905 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
910 ifeq ($(SRCARCH),x86)
911 ifeq ($(feature-get_cpuid), 0)
912 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
917 $(call detected,CONFIG_AUXTRACE)
918 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
923 ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
924 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
926 ifneq (,$(wildcard /usr/sbin/alternatives))
927 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
931 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
937 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
938 $(call feature_check,jvmti)
939 ifeq ($(feature-jvmti), 1)
940 $(call detected_var,JDIR)
942 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
943 $(call feature_check,jvmti-cmlr)
944 ifeq ($(feature-jvmti-cmlr), 1)
945 CFLAGS += -DHAVE_JVMTI_CMLR
947 endif # NO_JVMTI_CMLR
949 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
957 $(call feature_check,cxx)
958 ifneq ($(feature-cxx), 1)
959 msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
961 $(call feature_check,llvm)
962 $(call feature_check,llvm-version)
963 ifneq ($(feature-llvm), 1)
964 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
966 $(call feature_check,clang)
967 ifneq ($(feature-clang), 1)
968 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
970 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
971 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
972 $(call detected,CONFIG_CXX)
973 $(call detected,CONFIG_CLANGLLVM)
977 ifneq ($(feature-llvm-version),1)
978 msg := $(warning This version of LLVM is not tested. May cause build errors)
985 # Among the variables below, these:
993 # ETC_PERFCONFIG (but not sysconfdir)
994 # can be specified as a relative path some/where/else;
995 # this is interpreted as relative to $(prefix) and "perf" at
996 # runtime figures out where they are based on the path to the executable.
997 # This can help installing the suite in a relocatable way.
999 # Make the path relative to DESTDIR, not to prefix
1003 bindir_relative = bin
1004 bindir = $(abspath $(prefix)/$(bindir_relative))
1006 infodir = share/info
1007 perfexecdir = libexec/perf-core
1008 perf_include_dir = lib/perf/include
1009 perf_examples_dir = lib/perf/examples
1010 sharedir = $(prefix)/share
1011 template_dir = share/perf-core/templates
1012 STRACE_GROUPS_DIR = share/perf-core/strace/groups
1013 htmldir = share/doc/perf-doc
1014 tipdir = share/doc/perf-tip
1015 srcdir = $(srctree)/tools/perf
1016 ifeq ($(prefix),/usr)
1018 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1020 sysconfdir = $(prefix)/etc
1021 ETC_PERFCONFIG = etc/perfconfig
1024 ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1030 libdir = $(prefix)/$(lib)
1032 # Shell quote (do not use $(call) to accommodate ancient setups);
1033 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1034 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1035 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1036 bindir_SQ = $(subst ','\'',$(bindir))
1037 mandir_SQ = $(subst ','\'',$(mandir))
1038 infodir_SQ = $(subst ','\'',$(infodir))
1039 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1040 perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1041 perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1042 template_dir_SQ = $(subst ','\'',$(template_dir))
1043 htmldir_SQ = $(subst ','\'',$(htmldir))
1044 tipdir_SQ = $(subst ','\'',$(tipdir))
1045 prefix_SQ = $(subst ','\'',$(prefix))
1046 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1047 libdir_SQ = $(subst ','\'',$(libdir))
1048 srcdir_SQ = $(subst ','\'',$(srcdir))
1050 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1051 perfexec_instdir = $(perfexecdir)
1052 perf_include_instdir = $(perf_include_dir)
1053 perf_examples_instdir = $(perf_examples_dir)
1054 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1055 tip_instdir = $(tipdir)
1057 perfexec_instdir = $(prefix)/$(perfexecdir)
1058 perf_include_instdir = $(prefix)/$(perf_include_dir)
1059 perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1060 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1061 tip_instdir = $(prefix)/$(tipdir)
1063 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1064 perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1065 perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1066 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1067 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1069 # If we install to $(HOME) we keep the traceevent default:
1070 # $(HOME)/.traceevent/plugins
1071 # Otherwise we install plugins into the global $(libdir).
1073 plugindir=$(libdir)/traceevent/plugins
1074 plugindir_SQ= $(subst ','\'',$(plugindir))
1077 print_var = $(eval $(print_var_code)) $(info $(MSG))
1078 define print_var_code
1079 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1083 # Display EXTRA features which are detected manualy
1084 # from here with feature_check call and thus cannot
1085 # be partof global state output.
1086 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1087 $(call print_var,prefix)
1088 $(call print_var,bindir)
1089 $(call print_var,libdir)
1090 $(call print_var,sysconfdir)
1091 $(call print_var,LIBUNWIND_DIR)
1092 $(call print_var,LIBDW_DIR)
1093 $(call print_var,JDIR)
1095 ifeq ($(dwarf-post-unwind),1)
1096 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1101 $(call detected_var,bindir_SQ)
1102 $(call detected_var,PYTHON_WORD)
1104 $(call detected_var,OUTPUT)
1106 $(call detected_var,htmldir_SQ)
1107 $(call detected_var,infodir_SQ)
1108 $(call detected_var,mandir_SQ)
1109 $(call detected_var,ETC_PERFCONFIG_SQ)
1110 $(call detected_var,STRACE_GROUPS_DIR_SQ)
1111 $(call detected_var,prefix_SQ)
1112 $(call detected_var,perfexecdir_SQ)
1113 $(call detected_var,perf_include_dir_SQ)
1114 $(call detected_var,perf_examples_dir_SQ)
1115 $(call detected_var,tipdir_SQ)
1116 $(call detected_var,srcdir_SQ)
1117 $(call detected_var,LIBDIR)
1118 $(call detected_var,GTK_CFLAGS)
1119 $(call detected_var,PERL_EMBED_CCOPTS)
1120 $(call detected_var,PYTHON_EMBED_CCOPTS)