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),csky)
70 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
73 ifeq ($(NO_PERF_REGS),0)
74 $(call detected,CONFIG_PERF_REGS)
77 ifneq ($(NO_SYSCALL_TABLE),1)
78 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
81 # So far there's only x86 and arm libdw unwind support merged in perf.
82 # Disable it on all other architectures in case libdw unwind
83 # support is detected in system. Add supported architectures
85 ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky))
86 NO_LIBDW_DWARF_UNWIND := 1
89 ifeq ($(LIBUNWIND_LIBS),)
93 # For linking with debug library, run like:
95 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
98 libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
99 define libunwind_arch_set_flags_code
100 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
101 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
105 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
106 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
107 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
108 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
111 # Set per-feature check compilation flags
112 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
113 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
114 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
115 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
117 FEATURE_CHECK_LDFLAGS-libunwind-arm = -lunwind -lunwind-arm
118 FEATURE_CHECK_LDFLAGS-libunwind-aarch64 = -lunwind -lunwind-aarch64
119 FEATURE_CHECK_LDFLAGS-libunwind-x86 = -lunwind -llzma -lunwind-x86
120 FEATURE_CHECK_LDFLAGS-libunwind-x86_64 = -lunwind -llzma -lunwind-x86_64
122 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
125 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
127 OPENCSDLIBS := -lopencsd_c_api -lopencsd
129 LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
131 FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
132 FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
134 ifeq ($(NO_PERF_REGS),0)
135 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
138 # for linking with debug library, run like:
139 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
141 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
142 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
145 ifeq ($(findstring -static,${LDFLAGS}),-static)
146 DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2
148 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
149 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
151 # for linking with debug library, run like:
152 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
153 ifdef LIBBABELTRACE_DIR
154 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
155 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
157 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
158 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
161 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib
162 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
164 FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
165 FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
167 FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi
168 # include ARCH specific config
169 -include $(src-perf)/arch/$(SRCARCH)/Makefile
171 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
172 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
175 include $(srctree)/tools/scripts/utilities.mak
177 ifeq ($(call get-executable,$(FLEX)),)
178 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
181 ifeq ($(call get-executable,$(BISON)),)
182 dummy := $(error Error: $(BISON) is missing on this system, please install it)
185 # Treat warnings as errors unless directed not to
196 ifeq ($(CC_NO_CLANG), 0)
204 PARSER_DEBUG_BISON := -t
205 PARSER_DEBUG_FLEX := -d
206 CFLAGS += -DPARSER_DEBUG
207 $(call detected_var,PARSER_DEBUG_BISON)
208 $(call detected_var,PARSER_DEBUG_FLEX)
211 # Try different combinations to accommodate systems that only have
212 # python[2][-config] in weird combinations but always preferring
213 # python2 and python2-config as per pep-0394. If we catch a
214 # python[-config] in version 3, the version check will kill it.
215 PYTHON2 := $(if $(call get-executable,python2),python2,python)
216 override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
218 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
219 override PYTHON_CONFIG := \
220 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
222 grep-libs = $(filter -l%,$(1))
223 strip-libs = $(filter-out -l%,$(1))
225 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
228 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
229 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
230 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
231 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
232 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
235 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
236 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
237 FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
238 FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
240 FEATURE_CHECK_LDFLAGS-libaio = -lrt
242 FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
244 CFLAGS += -fno-omit-frame-pointer
246 CFLAGS += -funwind-tables
251 CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
253 CXXFLAGS += -fno-omit-frame-pointer
255 CXXFLAGS += -funwind-tables
256 CXXFLAGS += -Wno-strict-aliasing
258 # Enforce a non-executable stack, as we may regress (again) in the future by
259 # adding assembler files missing the .GNU-stack linker note.
260 LDFLAGS += -Wl,-z,noexecstack
262 EXTLIBS = -lpthread -lrt -lm -ldl
264 ifeq ($(FEATURES_DUMP),)
265 include $(srctree)/tools/build/Makefile.feature
267 include $(FEATURES_DUMP)
270 ifeq ($(feature-stackprotector-all), 1)
271 CFLAGS += -fstack-protector-all
275 ifeq ($(feature-fortify-source), 1)
276 CFLAGS += -D_FORTIFY_SOURCE=2
280 INC_FLAGS += -I$(src-perf)/util/include
281 INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
282 INC_FLAGS += -I$(srctree)/tools/include/uapi
283 INC_FLAGS += -I$(srctree)/tools/include/
284 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
285 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
286 INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
288 # $(obj-perf) for generated common-cmds.h
289 # $(obj-perf)/util for generated bison/flex headers
291 INC_FLAGS += -I$(obj-perf)/util
292 INC_FLAGS += -I$(obj-perf)
295 INC_FLAGS += -I$(src-perf)/util
296 INC_FLAGS += -I$(src-perf)
297 INC_FLAGS += -I$(srctree)/tools/lib/
299 CFLAGS += $(INC_FLAGS)
300 CXXFLAGS += $(INC_FLAGS)
302 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
304 ifeq ($(feature-sync-compare-and-swap), 1)
305 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
308 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
309 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
312 ifeq ($(feature-pthread-barrier), 1)
313 CFLAGS += -DHAVE_PTHREAD_BARRIER
317 $(call feature_check,bionic)
318 ifeq ($(feature-bionic), 1)
320 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
321 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
322 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
323 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
327 ifeq ($(feature-eventfd), 1)
328 CFLAGS += -DHAVE_EVENTFD
331 ifeq ($(feature-get_current_dir_name), 1)
332 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
335 ifeq ($(feature-gettid), 1)
336 CFLAGS += -DHAVE_GETTID
343 NO_LIBDW_DWARF_UNWIND := 1
347 ifeq ($(feature-libelf), 0)
348 ifeq ($(feature-glibc), 1)
354 ifeq ($(LIBC_SUPPORT),1)
355 msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
361 NO_LIBDW_DWARF_UNWIND := 1
365 ifneq ($(filter s% -static%,$(LDFLAGS),),)
366 msg := $(error No static glibc found, please install glibc-static);
368 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
372 ifndef NO_LIBDW_DWARF_UNWIND
373 ifneq ($(feature-libdw-dwarf-unwind),1)
374 NO_LIBDW_DWARF_UNWIND := 1
375 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
378 ifneq ($(feature-dwarf), 1)
380 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
384 ifneq ($(feature-dwarf_getlocations), 1)
385 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
387 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
388 endif # dwarf_getlocations
389 endif # Dwarf support
390 endif # libelf support
393 ifeq ($(feature-glibc), 1)
394 CFLAGS += -DHAVE_GLIBC_SUPPORT
397 ifeq ($(feature-libaio), 1)
399 CFLAGS += -DHAVE_AIO_SUPPORT
404 NO_LIBDW_DWARF_UNWIND := 1
407 ifeq ($(feature-sched_getcpu), 1)
408 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
411 ifeq ($(feature-setns), 1)
412 CFLAGS += -DHAVE_SETNS_SUPPORT
413 $(call detected,CONFIG_SETNS)
417 $(call feature_check,libopencsd)
418 ifeq ($(feature-libopencsd), 1)
419 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
420 ifeq ($(feature-reallocarray), 0)
421 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
423 LDFLAGS += $(LIBOPENCSD_LDFLAGS)
424 EXTLIBS += $(OPENCSDLIBS)
425 $(call detected,CONFIG_LIBOPENCSD)
427 CFLAGS += -DCS_DEBUG_RAW
428 ifeq (${CSTRACE_RAW}, packed)
429 CFLAGS += -DCS_RAW_PACKED
436 CFLAGS += -DHAVE_LIBELF_SUPPORT
438 $(call detected,CONFIG_LIBELF)
440 ifeq ($(feature-libelf-mmap), 1)
441 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
444 ifeq ($(feature-libelf-getphdrnum), 1)
445 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
448 ifeq ($(feature-libelf-gelf_getnote), 1)
449 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
451 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
454 ifeq ($(feature-libelf-getshdrstrndx), 1)
455 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
459 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
460 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
463 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
464 LDFLAGS += $(LIBDW_LDFLAGS)
465 EXTLIBS += ${DWARFLIBS}
466 $(call detected,CONFIG_DWARF)
467 endif # PERF_HAVE_DWARF_REGS
471 ifeq ($(feature-bpf), 1)
472 CFLAGS += -DHAVE_LIBBPF_SUPPORT
473 $(call detected,CONFIG_LIBBPF)
477 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
478 CFLAGS += -DHAVE_BPF_PROLOGUE
479 $(call detected,CONFIG_BPF_PROLOGUE)
481 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
484 msg := $(warning DWARF support is off, BPF prologue is disabled);
491 ifneq ($(feature-sdt), 1)
492 msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
495 CFLAGS += -DHAVE_SDT_EVENT
496 $(call detected,CONFIG_SDT_EVENT)
500 ifdef PERF_HAVE_JITDUMP
502 $(call detected,CONFIG_JITDUMP)
503 CFLAGS += -DHAVE_JITDUMP
507 ifeq ($(SRCARCH),powerpc)
509 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
516 $(call feature_check,libunwind-x86)
517 ifeq ($(feature-libunwind-x86), 1)
518 $(call detected,CONFIG_LIBUNWIND_X86)
519 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
520 LDFLAGS += -lunwind-x86
521 EXTLIBS_LIBUNWIND += -lunwind-x86
525 $(call feature_check,libunwind-aarch64)
526 ifeq ($(feature-libunwind-aarch64), 1)
527 $(call detected,CONFIG_LIBUNWIND_AARCH64)
528 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
529 LDFLAGS += -lunwind-aarch64
530 EXTLIBS_LIBUNWIND += -lunwind-aarch64
532 $(call feature_check,libunwind-debug-frame-aarch64)
533 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
534 msg := $(warning No debug_frame support found in libunwind-aarch64);
535 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
539 ifneq ($(feature-libunwind), 1)
540 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
541 NO_LOCAL_LIBUNWIND := 1
544 $(call detected,CONFIG_LOCAL_LIBUNWIND)
547 ifneq ($(have_libunwind), 1)
551 NO_LOCAL_LIBUNWIND := 1
555 ifneq ($(feature-bpf), 1)
556 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
561 dwarf-post-unwind := 1
562 dwarf-post-unwind-text := BUG
564 # setup DWARF post unwinder
566 ifdef NO_LIBDW_DWARF_UNWIND
567 msg := $(warning Disabling post unwind, no support found.);
568 dwarf-post-unwind := 0
570 dwarf-post-unwind-text := libdw
571 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
574 dwarf-post-unwind-text := libunwind
575 $(call detected,CONFIG_LIBUNWIND)
576 # Enable libunwind support by default.
577 ifndef NO_LIBDW_DWARF_UNWIND
578 NO_LIBDW_DWARF_UNWIND := 1
582 ifeq ($(dwarf-post-unwind),1)
583 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
584 $(call detected,CONFIG_DWARF_UNWIND)
589 ifndef NO_LOCAL_LIBUNWIND
590 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
591 $(call feature_check,libunwind-debug-frame)
592 ifneq ($(feature-libunwind-debug-frame), 1)
593 msg := $(warning No debug_frame support found in libunwind);
594 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
597 # non-ARM has no dwarf_find_debug_frame() function:
598 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
600 EXTLIBS += $(LIBUNWIND_LIBS)
601 LDFLAGS += $(LIBUNWIND_LIBS)
603 ifeq ($(findstring -static,${LDFLAGS}),-static)
604 # gcc -static links libgcc_eh which contans piece of libunwind
605 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
609 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
610 CFLAGS += $(LIBUNWIND_CFLAGS)
611 LDFLAGS += $(LIBUNWIND_LDFLAGS)
612 EXTLIBS += $(EXTLIBS_LIBUNWIND)
615 ifeq ($(NO_SYSCALL_TABLE),0)
616 $(call detected,CONFIG_TRACE)
619 ifneq ($(feature-libaudit), 1)
620 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
623 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
625 $(call detected,CONFIG_TRACE)
631 ifneq ($(feature-libcrypto), 1)
632 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
635 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
637 $(call detected,CONFIG_CRYPTO)
646 ifneq ($(feature-libslang), 1)
647 ifneq ($(feature-libslang-include-subdir), 1)
648 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
651 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
655 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
656 CFLAGS += -DHAVE_SLANG_SUPPORT
658 $(call detected,CONFIG_SLANG)
663 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
664 ifneq ($(feature-gtk2), 1)
665 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
668 ifeq ($(feature-gtk2-infobar), 1)
669 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
671 CFLAGS += -DHAVE_GTK2_SUPPORT
672 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
673 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
679 CFLAGS += -DNO_LIBPERL
681 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
682 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
683 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
684 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
685 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
686 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
687 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
689 ifneq ($(feature-libperl), 1)
690 CFLAGS += -DNO_LIBPERL
692 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
694 LDFLAGS += $(PERL_EMBED_LDFLAGS)
695 EXTLIBS += $(PERL_EMBED_LIBADD)
696 CFLAGS += -DHAVE_LIBPERL_SUPPORT
697 $(call detected,CONFIG_LIBPERL)
701 ifeq ($(feature-timerfd), 1)
702 CFLAGS += -DHAVE_TIMERFD_SUPPORT
704 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
707 disable-python = $(eval $(disable-python_code))
708 define disable-python_code
709 CFLAGS += -DNO_LIBPYTHON
715 $(call disable-python,Python support disabled by user)
719 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
721 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
724 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
727 ifneq ($(feature-libpython), 1)
728 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
730 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
731 EXTLIBS += $(PYTHON_EMBED_LIBADD)
732 LANG_BINDINGS += $(obj-perf)python/perf.so
733 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
734 $(call detected,CONFIG_LIBPYTHON)
740 ifeq ($(feature-libbfd), 1)
741 EXTLIBS += -lbfd -lopcodes
743 # we are on a system that requires -liberty and (maybe) -lz
744 # to link against -lbfd; test each case individually here
746 # call all detections now so we get correct
747 # status in VF output
748 $(call feature_check,libbfd-liberty)
749 $(call feature_check,libbfd-liberty-z)
751 ifeq ($(feature-libbfd-liberty), 1)
752 EXTLIBS += -lbfd -lopcodes -liberty
753 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
755 ifeq ($(feature-libbfd-liberty-z), 1)
756 EXTLIBS += -lbfd -lopcodes -liberty -lz
757 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
760 $(call feature_check,disassembler-four-args)
764 CFLAGS += -DNO_DEMANGLE
766 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
769 ifeq ($(filter -liberty,$(EXTLIBS)),)
770 $(call feature_check,cplus-demangle)
772 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
773 # or any of 'bfd iberty z' trinity
774 ifeq ($(feature-cplus-demangle), 1)
777 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
778 CFLAGS += -DNO_DEMANGLE
783 ifneq ($(filter -liberty,$(EXTLIBS)),)
784 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
788 ifneq ($(filter -lbfd,$(EXTLIBS)),)
789 CFLAGS += -DHAVE_LIBBFD_SUPPORT
793 ifeq ($(feature-zlib), 1)
794 CFLAGS += -DHAVE_ZLIB_SUPPORT
796 $(call detected,CONFIG_ZLIB)
803 ifeq ($(feature-lzma), 1)
804 CFLAGS += -DHAVE_LZMA_SUPPORT
806 $(call detected,CONFIG_LZMA)
808 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
814 ifeq ($(feature-libzstd), 1)
815 CFLAGS += -DHAVE_ZSTD_SUPPORT
816 CFLAGS += $(LIBZSTD_CFLAGS)
817 LDFLAGS += $(LIBZSTD_LDFLAGS)
819 $(call detected,CONFIG_ZSTD)
821 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
827 ifeq ($(feature-backtrace), 1)
828 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
833 ifeq ($(feature-libnuma), 0)
834 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
837 ifeq ($(feature-numa_num_possible_cpus), 0)
838 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
841 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
843 $(call detected,CONFIG_NUMA)
848 ifdef HAVE_KVM_STAT_SUPPORT
849 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
852 ifeq ($(feature-disassembler-four-args), 1)
853 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
856 ifeq (${IS_64_BIT}, 1)
857 ifndef NO_PERF_READ_VDSO32
858 $(call feature_check,compile-32)
859 ifeq ($(feature-compile-32), 1)
860 CFLAGS += -DHAVE_PERF_READ_VDSO32
862 NO_PERF_READ_VDSO32 := 1
865 ifneq ($(SRCARCH), x86)
866 NO_PERF_READ_VDSOX32 := 1
868 ifndef NO_PERF_READ_VDSOX32
869 $(call feature_check,compile-x32)
870 ifeq ($(feature-compile-x32), 1)
871 CFLAGS += -DHAVE_PERF_READ_VDSOX32
873 NO_PERF_READ_VDSOX32 := 1
877 NO_PERF_READ_VDSO32 := 1
878 NO_PERF_READ_VDSOX32 := 1
881 ifndef NO_LIBBABELTRACE
882 $(call feature_check,libbabeltrace)
883 ifeq ($(feature-libbabeltrace), 1)
884 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
885 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
886 EXTLIBS += -lbabeltrace-ctf
887 $(call detected,CONFIG_LIBBABELTRACE)
889 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
894 ifeq ($(SRCARCH),x86)
895 ifeq ($(feature-get_cpuid), 0)
896 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
901 $(call detected,CONFIG_AUXTRACE)
902 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
907 ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
908 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
910 ifneq (,$(wildcard /usr/sbin/alternatives))
911 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed 's%/jre/bin/java.%%g')
915 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
921 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
922 $(call feature_check,jvmti)
923 ifeq ($(feature-jvmti), 1)
924 $(call detected_var,JDIR)
926 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
927 $(call feature_check,jvmti-cmlr)
928 ifeq ($(feature-jvmti-cmlr), 1)
929 CFLAGS += -DHAVE_JVMTI_CMLR
931 endif # NO_JVMTI_CMLR
933 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
941 $(call feature_check,cxx)
942 ifneq ($(feature-cxx), 1)
943 msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
945 $(call feature_check,llvm)
946 $(call feature_check,llvm-version)
947 ifneq ($(feature-llvm), 1)
948 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
950 $(call feature_check,clang)
951 ifneq ($(feature-clang), 1)
952 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
954 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
955 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
956 $(call detected,CONFIG_CXX)
957 $(call detected,CONFIG_CLANGLLVM)
961 ifneq ($(feature-llvm-version),1)
962 msg := $(warning This version of LLVM is not tested. May cause build errors)
969 # Among the variables below, these:
977 # ETC_PERFCONFIG (but not sysconfdir)
978 # can be specified as a relative path some/where/else;
979 # this is interpreted as relative to $(prefix) and "perf" at
980 # runtime figures out where they are based on the path to the executable.
981 # This can help installing the suite in a relocatable way.
983 # Make the path relative to DESTDIR, not to prefix
987 bindir_relative = bin
988 bindir = $(abspath $(prefix)/$(bindir_relative))
991 perfexecdir = libexec/perf-core
992 perf_include_dir = lib/perf/include
993 perf_examples_dir = lib/perf/examples
994 sharedir = $(prefix)/share
995 template_dir = share/perf-core/templates
996 STRACE_GROUPS_DIR = share/perf-core/strace/groups
997 htmldir = share/doc/perf-doc
998 tipdir = share/doc/perf-tip
999 srcdir = $(srctree)/tools/perf
1000 ifeq ($(prefix),/usr)
1002 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1004 sysconfdir = $(prefix)/etc
1005 ETC_PERFCONFIG = etc/perfconfig
1008 ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1014 libdir = $(prefix)/$(lib)
1016 # Shell quote (do not use $(call) to accommodate ancient setups);
1017 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1018 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1019 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1020 bindir_SQ = $(subst ','\'',$(bindir))
1021 mandir_SQ = $(subst ','\'',$(mandir))
1022 infodir_SQ = $(subst ','\'',$(infodir))
1023 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1024 perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1025 perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1026 template_dir_SQ = $(subst ','\'',$(template_dir))
1027 htmldir_SQ = $(subst ','\'',$(htmldir))
1028 tipdir_SQ = $(subst ','\'',$(tipdir))
1029 prefix_SQ = $(subst ','\'',$(prefix))
1030 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1031 libdir_SQ = $(subst ','\'',$(libdir))
1032 srcdir_SQ = $(subst ','\'',$(srcdir))
1034 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1035 perfexec_instdir = $(perfexecdir)
1036 perf_include_instdir = $(perf_include_dir)
1037 perf_examples_instdir = $(perf_examples_dir)
1038 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1039 tip_instdir = $(tipdir)
1041 perfexec_instdir = $(prefix)/$(perfexecdir)
1042 perf_include_instdir = $(prefix)/$(perf_include_dir)
1043 perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1044 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1045 tip_instdir = $(prefix)/$(tipdir)
1047 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1048 perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1049 perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1050 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1051 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1053 # If we install to $(HOME) we keep the traceevent default:
1054 # $(HOME)/.traceevent/plugins
1055 # Otherwise we install plugins into the global $(libdir).
1057 plugindir=$(libdir)/traceevent/plugins
1058 plugindir_SQ= $(subst ','\'',$(plugindir))
1061 print_var = $(eval $(print_var_code)) $(info $(MSG))
1062 define print_var_code
1063 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1067 # Display EXTRA features which are detected manualy
1068 # from here with feature_check call and thus cannot
1069 # be partof global state output.
1070 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1071 $(call print_var,prefix)
1072 $(call print_var,bindir)
1073 $(call print_var,libdir)
1074 $(call print_var,sysconfdir)
1075 $(call print_var,LIBUNWIND_DIR)
1076 $(call print_var,LIBDW_DIR)
1077 $(call print_var,JDIR)
1079 ifeq ($(dwarf-post-unwind),1)
1080 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1085 $(call detected_var,bindir_SQ)
1086 $(call detected_var,PYTHON_WORD)
1088 $(call detected_var,OUTPUT)
1090 $(call detected_var,htmldir_SQ)
1091 $(call detected_var,infodir_SQ)
1092 $(call detected_var,mandir_SQ)
1093 $(call detected_var,ETC_PERFCONFIG_SQ)
1094 $(call detected_var,STRACE_GROUPS_DIR_SQ)
1095 $(call detected_var,prefix_SQ)
1096 $(call detected_var,perfexecdir_SQ)
1097 $(call detected_var,perf_include_dir_SQ)
1098 $(call detected_var,perf_examples_dir_SQ)
1099 $(call detected_var,tipdir_SQ)
1100 $(call detected_var,srcdir_SQ)
1101 $(call detected_var,LIBDIR)
1102 $(call detected_var,GTK_CFLAGS)
1103 $(call detected_var,PERL_EMBED_CCOPTS)
1104 $(call detected_var,PYTHON_EMBED_CCOPTS)