3 src-perf := $(srctree)/tools/perf
11 obj-perf := $(abspath $(obj-perf))/
14 $(shell printf "" > $(OUTPUT).config-detected)
15 detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
16 detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
18 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
20 include $(srctree)/tools/scripts/Makefile.arch
22 $(call detected_var,ARCH)
26 # Additional ARCH settings for ppc
27 ifeq ($(ARCH),powerpc)
29 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
32 # Additional ARCH settings for x86
34 $(call detected,CONFIG_X86)
35 ifeq (${IS_64_BIT}, 1)
36 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -DHAVE_SYSCALL_TABLE -I$(OUTPUT)arch/x86/include/generated
37 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
38 LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
39 $(call detected,CONFIG_X86_64)
41 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
48 LIBUNWIND_LIBS = -lunwind -lunwind-arm
53 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
56 ifeq ($(NO_PERF_REGS),0)
57 $(call detected,CONFIG_PERF_REGS)
60 # So far there's only x86 and arm libdw unwind support merged in perf.
61 # Disable it on all other architectures in case libdw unwind
62 # support is detected in system. Add supported architectures
64 ifneq ($(ARCH),$(filter $(ARCH),x86 arm))
65 NO_LIBDW_DWARF_UNWIND := 1
68 ifeq ($(LIBUNWIND_LIBS),)
72 # For linking with debug library, run like:
74 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
77 libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
78 define libunwind_arch_set_flags_code
79 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
80 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
84 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
85 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
86 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
87 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
90 # Set per-feature check compilation flags
91 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
92 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
93 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
94 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
96 ifeq ($(NO_PERF_REGS),0)
97 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
100 # for linking with debug library, run like:
101 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
103 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
104 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
106 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
107 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) -ldw
109 # for linking with debug library, run like:
110 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
111 ifdef LIBBABELTRACE_DIR
112 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
113 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
115 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
116 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
118 FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/arch/$(ARCH)/include/uapi -I$(srctree)/include/uapi
119 # include ARCH specific config
120 -include $(src-perf)/arch/$(ARCH)/Makefile
122 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
123 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
126 include $(srctree)/tools/scripts/utilities.mak
128 ifeq ($(call get-executable,$(FLEX)),)
129 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
132 ifeq ($(call get-executable,$(BISON)),)
133 dummy := $(error Error: $(BISON) is missing on this system, please install it)
136 # Treat warnings as errors unless directed not to
150 PARSER_DEBUG_BISON := -t
151 PARSER_DEBUG_FLEX := -d
152 CFLAGS += -DPARSER_DEBUG
153 $(call detected_var,PARSER_DEBUG_BISON)
154 $(call detected_var,PARSER_DEBUG_FLEX)
157 # Try different combinations to accommodate systems that only have
158 # python[2][-config] in weird combinations but always preferring
159 # python2 and python2-config as per pep-0394. If we catch a
160 # python[-config] in version 3, the version check will kill it.
161 PYTHON2 := $(if $(call get-executable,python2),python2,python)
162 override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
164 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
165 override PYTHON_CONFIG := \
166 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
168 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
170 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
171 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
173 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
174 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
175 FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
176 FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
178 CFLAGS += -fno-omit-frame-pointer
180 CFLAGS += -funwind-tables
185 # Enforce a non-executable stack, as we may regress (again) in the future by
186 # adding assembler files missing the .GNU-stack linker note.
187 LDFLAGS += -Wl,-z,noexecstack
189 EXTLIBS = -lpthread -lrt -lm -ldl
191 ifeq ($(FEATURES_DUMP),)
192 include $(srctree)/tools/build/Makefile.feature
194 include $(FEATURES_DUMP)
197 ifeq ($(feature-stackprotector-all), 1)
198 CFLAGS += -fstack-protector-all
202 ifeq ($(feature-fortify-source), 1)
203 CFLAGS += -D_FORTIFY_SOURCE=2
207 CFLAGS += -I$(src-perf)/util/include
208 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
209 CFLAGS += -I$(srctree)/tools/include/
210 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
211 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
212 CFLAGS += -I$(srctree)/include/uapi
213 CFLAGS += -I$(srctree)/include
215 # $(obj-perf) for generated common-cmds.h
216 # $(obj-perf)/util for generated bison/flex headers
218 CFLAGS += -I$(obj-perf)/util
219 CFLAGS += -I$(obj-perf)
222 CFLAGS += -I$(src-perf)/util
223 CFLAGS += -I$(src-perf)
224 CFLAGS += -I$(srctree)/tools/lib/
226 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
228 ifeq ($(feature-sync-compare-and-swap), 1)
229 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
232 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
233 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
237 $(call feature_check,bionic)
238 ifeq ($(feature-bionic), 1)
240 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
241 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
249 NO_LIBDW_DWARF_UNWIND := 1
252 ifeq ($(feature-libelf), 0)
253 ifeq ($(feature-glibc), 1)
259 ifeq ($(LIBC_SUPPORT),1)
260 msg := $(warning No libelf found, disables 'probe' tool and BPF support in 'perf record', please install elfutils-libelf-devel/libelf-dev);
266 NO_LIBDW_DWARF_UNWIND := 1
269 ifneq ($(filter s% -static%,$(LDFLAGS),),)
270 msg := $(error No static glibc found, please install glibc-static);
272 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
276 ifndef NO_LIBDW_DWARF_UNWIND
277 ifneq ($(feature-libdw-dwarf-unwind),1)
278 NO_LIBDW_DWARF_UNWIND := 1
279 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
282 ifneq ($(feature-dwarf), 1)
283 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
286 ifneq ($(feature-dwarf_getlocations), 1)
287 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
289 CFLAGS += -DHAVE_DWARF_GETLOCATIONS
290 endif # dwarf_getlocations
291 endif # Dwarf support
292 endif # libelf support
296 NO_LIBDW_DWARF_UNWIND := 1
300 CFLAGS += -DHAVE_LIBELF_SUPPORT
302 $(call detected,CONFIG_LIBELF)
304 ifeq ($(feature-libelf-mmap), 1)
305 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
308 ifeq ($(feature-libelf-getphdrnum), 1)
309 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
313 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
314 msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
317 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
318 LDFLAGS += $(LIBDW_LDFLAGS)
320 ifeq ($(findstring -static,${LDFLAGS}),-static)
321 DWARFLIBS += -lelf -lebl -lz -llzma -lbz2
323 EXTLIBS += ${DWARFLIBS}
324 $(call detected,CONFIG_DWARF)
325 endif # PERF_HAVE_DWARF_REGS
329 ifeq ($(feature-bpf), 1)
330 CFLAGS += -DHAVE_LIBBPF_SUPPORT
331 $(call detected,CONFIG_LIBBPF)
335 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
336 CFLAGS += -DHAVE_BPF_PROLOGUE
337 $(call detected,CONFIG_BPF_PROLOGUE)
339 msg := $(warning BPF prologue is not supported by architecture $(ARCH), missing regs_query_register_offset());
342 msg := $(warning DWARF support is off, BPF prologue is disabled);
348 ifdef PERF_HAVE_JITDUMP
350 $(call detected,CONFIG_JITDUMP)
351 CFLAGS += -DHAVE_JITDUMP
355 ifeq ($(ARCH),powerpc)
357 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
364 ifeq ($(feature-libunwind-x86), 1)
365 $(call detected,CONFIG_LIBUNWIND_X86)
366 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
367 LDFLAGS += -lunwind-x86
371 ifeq ($(feature-libunwind-aarch64), 1)
372 $(call detected,CONFIG_LIBUNWIND_AARCH64)
373 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
374 LDFLAGS += -lunwind-aarch64
376 $(call feature_check,libunwind-debug-frame-aarch64)
377 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
378 msg := $(warning No debug_frame support found in libunwind-aarch64);
379 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
383 ifneq ($(feature-libunwind), 1)
384 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
385 NO_LOCAL_LIBUNWIND := 1
388 $(call detected,CONFIG_LOCAL_LIBUNWIND)
391 ifneq ($(have_libunwind), 1)
395 NO_LOCAL_LIBUNWIND := 1
399 ifneq ($(feature-bpf), 1)
400 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
405 dwarf-post-unwind := 1
406 dwarf-post-unwind-text := BUG
408 # setup DWARF post unwinder
410 ifdef NO_LIBDW_DWARF_UNWIND
411 msg := $(warning Disabling post unwind, no support found.);
412 dwarf-post-unwind := 0
414 dwarf-post-unwind-text := libdw
415 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
418 dwarf-post-unwind-text := libunwind
419 $(call detected,CONFIG_LIBUNWIND)
420 # Enable libunwind support by default.
421 ifndef NO_LIBDW_DWARF_UNWIND
422 NO_LIBDW_DWARF_UNWIND := 1
426 ifeq ($(dwarf-post-unwind),1)
427 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
428 $(call detected,CONFIG_DWARF_UNWIND)
433 ifndef NO_LOCAL_LIBUNWIND
434 ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
435 $(call feature_check,libunwind-debug-frame)
436 ifneq ($(feature-libunwind-debug-frame), 1)
437 msg := $(warning No debug_frame support found in libunwind);
438 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
441 # non-ARM has no dwarf_find_debug_frame() function:
442 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
444 EXTLIBS += $(LIBUNWIND_LIBS)
445 LDFLAGS += $(LIBUNWIND_LIBS)
449 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
450 CFLAGS += $(LIBUNWIND_CFLAGS)
451 LDFLAGS += $(LIBUNWIND_LDFLAGS)
455 ifneq ($(feature-libaudit), 1)
456 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
459 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
461 $(call detected,CONFIG_AUDIT)
466 ifneq ($(feature-libcrypto), 1)
467 msg := $(warning No libcrypto.h found, disables jitted code injection, please install libssl-devel or libssl-dev);
470 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
472 $(call detected,CONFIG_CRYPTO)
481 ifneq ($(feature-libslang), 1)
482 msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
485 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
486 CFLAGS += -I/usr/include/slang
487 CFLAGS += -DHAVE_SLANG_SUPPORT
489 $(call detected,CONFIG_SLANG)
494 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
495 ifneq ($(feature-gtk2), 1)
496 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
499 ifeq ($(feature-gtk2-infobar), 1)
500 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
502 CFLAGS += -DHAVE_GTK2_SUPPORT
503 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
504 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
509 grep-libs = $(filter -l%,$(1))
510 strip-libs = $(filter-out -l%,$(1))
513 CFLAGS += -DNO_LIBPERL
515 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
516 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
517 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
518 PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
519 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
521 ifneq ($(feature-libperl), 1)
522 CFLAGS += -DNO_LIBPERL
524 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
526 LDFLAGS += $(PERL_EMBED_LDFLAGS)
527 EXTLIBS += $(PERL_EMBED_LIBADD)
528 $(call detected,CONFIG_LIBPERL)
532 ifeq ($(feature-timerfd), 1)
533 CFLAGS += -DHAVE_TIMERFD_SUPPORT
535 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
538 disable-python = $(eval $(disable-python_code))
539 define disable-python_code
540 CFLAGS += -DNO_LIBPYTHON
546 $(call disable-python,Python support disabled by user)
550 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
552 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
555 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
558 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
560 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
561 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
562 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
563 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
564 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
566 ifneq ($(feature-libpython), 1)
567 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
570 ifneq ($(feature-libpython-version), 1)
571 $(warning Python 3 is not yet supported; please set)
572 $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
573 $(warning If you also have Python 2 installed, then)
574 $(warning try something like:)
576 $(warning $(and ,) make PYTHON=python2)
578 $(warning Otherwise, disable Python support entirely:)
580 $(warning $(and ,) make NO_LIBPYTHON=1)
584 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
585 EXTLIBS += $(PYTHON_EMBED_LIBADD)
586 LANG_BINDINGS += $(obj-perf)python/perf.so
587 $(call detected,CONFIG_LIBPYTHON)
594 ifeq ($(feature-libbfd), 1)
597 # call all detections now so we get correct
598 # status in VF output
599 $(call feature_check,liberty)
600 $(call feature_check,liberty-z)
601 $(call feature_check,cplus-demangle)
603 ifeq ($(feature-liberty), 1)
606 ifeq ($(feature-liberty-z), 1)
607 EXTLIBS += -liberty -lz
613 CFLAGS += -DNO_DEMANGLE
615 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
617 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
619 ifneq ($(feature-libbfd), 1)
620 ifneq ($(feature-liberty), 1)
621 ifneq ($(feature-liberty-z), 1)
622 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
623 # or any of 'bfd iberty z' trinity
624 ifeq ($(feature-cplus-demangle), 1)
626 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
628 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
629 CFLAGS += -DNO_DEMANGLE
637 ifneq ($(filter -lbfd,$(EXTLIBS)),)
638 CFLAGS += -DHAVE_LIBBFD_SUPPORT
642 ifeq ($(feature-zlib), 1)
643 CFLAGS += -DHAVE_ZLIB_SUPPORT
645 $(call detected,CONFIG_ZLIB)
652 ifeq ($(feature-lzma), 1)
653 CFLAGS += -DHAVE_LZMA_SUPPORT
655 $(call detected,CONFIG_LZMA)
657 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
663 ifeq ($(feature-backtrace), 1)
664 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
669 ifeq ($(feature-libnuma), 0)
670 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
673 ifeq ($(feature-numa_num_possible_cpus), 0)
674 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
677 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
679 $(call detected,CONFIG_NUMA)
684 ifdef HAVE_KVM_STAT_SUPPORT
685 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
688 ifeq (${IS_64_BIT}, 1)
689 ifndef NO_PERF_READ_VDSO32
690 $(call feature_check,compile-32)
691 ifeq ($(feature-compile-32), 1)
692 CFLAGS += -DHAVE_PERF_READ_VDSO32
694 NO_PERF_READ_VDSO32 := 1
698 NO_PERF_READ_VDSOX32 := 1
700 ifndef NO_PERF_READ_VDSOX32
701 $(call feature_check,compile-x32)
702 ifeq ($(feature-compile-x32), 1)
703 CFLAGS += -DHAVE_PERF_READ_VDSOX32
705 NO_PERF_READ_VDSOX32 := 1
709 NO_PERF_READ_VDSO32 := 1
710 NO_PERF_READ_VDSOX32 := 1
714 $(call feature_check,libbabeltrace)
715 ifeq ($(feature-libbabeltrace), 1)
716 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
717 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
718 EXTLIBS += -lbabeltrace-ctf
719 $(call detected,CONFIG_LIBBABELTRACE)
721 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
726 ifeq ($(feature-get_cpuid), 0)
727 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
730 $(call detected,CONFIG_AUXTRACE)
731 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
735 # Among the variables below, these:
741 # ETC_PERFCONFIG (but not sysconfdir)
742 # can be specified as a relative path some/where/else;
743 # this is interpreted as relative to $(prefix) and "perf" at
744 # runtime figures out where they are based on the path to the executable.
745 # This can help installing the suite in a relocatable way.
747 # Make the path relative to DESTDIR, not to prefix
751 bindir_relative = bin
752 bindir = $(abspath $(prefix)/$(bindir_relative))
755 perfexecdir = libexec/perf-core
756 sharedir = $(prefix)/share
757 template_dir = share/perf-core/templates
758 STRACE_GROUPS_DIR = share/perf-core/strace/groups
759 htmldir = share/doc/perf-doc
760 tipdir = share/doc/perf-tip
761 srcdir = $(srctree)/tools/perf
762 ifeq ($(prefix),/usr)
764 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
766 sysconfdir = $(prefix)/etc
767 ETC_PERFCONFIG = etc/perfconfig
770 ifeq ($(ARCH)$(IS_64_BIT), x861)
776 libdir = $(prefix)/$(lib)
778 # Shell quote (do not use $(call) to accommodate ancient setups);
779 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
780 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
781 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
782 bindir_SQ = $(subst ','\'',$(bindir))
783 mandir_SQ = $(subst ','\'',$(mandir))
784 infodir_SQ = $(subst ','\'',$(infodir))
785 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
786 template_dir_SQ = $(subst ','\'',$(template_dir))
787 htmldir_SQ = $(subst ','\'',$(htmldir))
788 tipdir_SQ = $(subst ','\'',$(tipdir))
789 prefix_SQ = $(subst ','\'',$(prefix))
790 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
791 libdir_SQ = $(subst ','\'',$(libdir))
792 srcdir_SQ = $(subst ','\'',$(srcdir))
794 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
795 perfexec_instdir = $(perfexecdir)
796 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
797 tip_instdir = $(tipdir)
799 perfexec_instdir = $(prefix)/$(perfexecdir)
800 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
801 tip_instdir = $(prefix)/$(tipdir)
803 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
804 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
805 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
807 # If we install to $(HOME) we keep the traceevent default:
808 # $(HOME)/.traceevent/plugins
809 # Otherwise we install plugins into the global $(libdir).
811 plugindir=$(libdir)/traceevent/plugins
812 plugindir_SQ= $(subst ','\'',$(plugindir))
815 print_var = $(eval $(print_var_code)) $(info $(MSG))
816 define print_var_code
817 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
821 $(call print_var,prefix)
822 $(call print_var,bindir)
823 $(call print_var,libdir)
824 $(call print_var,sysconfdir)
825 $(call print_var,LIBUNWIND_DIR)
826 $(call print_var,LIBDW_DIR)
828 ifeq ($(dwarf-post-unwind),1)
829 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
834 $(call detected_var,bindir_SQ)
835 $(call detected_var,PYTHON_WORD)
837 $(call detected_var,OUTPUT)
839 $(call detected_var,htmldir_SQ)
840 $(call detected_var,infodir_SQ)
841 $(call detected_var,mandir_SQ)
842 $(call detected_var,ETC_PERFCONFIG_SQ)
843 $(call detected_var,STRACE_GROUPS_DIR_SQ)
844 $(call detected_var,prefix_SQ)
845 $(call detected_var,perfexecdir_SQ)
846 $(call detected_var,tipdir_SQ)
847 $(call detected_var,srcdir_SQ)
848 $(call detected_var,LIBDIR)
849 $(call detected_var,GTK_CFLAGS)
850 $(call detected_var,PERL_EMBED_CCOPTS)
851 $(call detected_var,PYTHON_EMBED_CCOPTS)