Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1
2ifeq ($(src-perf),)
3src-perf := $(srctree)/tools/perf
4endif
5
6ifeq ($(obj-perf),)
7obj-perf := $(OUTPUT)
8endif
9
10ifneq ($(obj-perf),)
11obj-perf := $(abspath $(obj-perf))/
12endif
13
14$(shell echo -n > .config-detected)
15detected = $(shell echo "$(1)=y" >> .config-detected)
16detected_var = $(shell echo "$(1)=$($(1))" >> .config-detected)
17
18CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
19
20include $(src-perf)/config/Makefile.arch
21
22$(call detected_var,ARCH)
23
24NO_PERF_REGS := 1
25
26# Additional ARCH settings for x86
27ifeq ($(ARCH),x86)
28 $(call detected,CONFIG_X86)
29 ifeq (${IS_64_BIT}, 1)
30 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT
31 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
32 LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
33 $(call detected,CONFIG_X86_64)
34 else
35 LIBUNWIND_LIBS = -lunwind -lunwind-x86
36 endif
37 NO_PERF_REGS := 0
38endif
39
40ifeq ($(ARCH),arm)
41 NO_PERF_REGS := 0
42 LIBUNWIND_LIBS = -lunwind -lunwind-arm
43endif
44
45ifeq ($(ARCH),arm64)
46 NO_PERF_REGS := 0
47 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
48endif
49
50ifeq ($(NO_PERF_REGS),0)
51 $(call detected,CONFIG_PERF_REGS)
52endif
53
54# So far there's only x86 and arm libdw unwind support merged in perf.
55# Disable it on all other architectures in case libdw unwind
56# support is detected in system. Add supported architectures
57# to the check.
58ifneq ($(ARCH),$(filter $(ARCH),x86 arm))
59 NO_LIBDW_DWARF_UNWIND := 1
60endif
61
62ifeq ($(LIBUNWIND_LIBS),)
63 NO_LIBUNWIND := 1
64else
65 #
66 # For linking with debug library, run like:
67 #
68 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
69 #
70 ifdef LIBUNWIND_DIR
71 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
72 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
73 endif
74 LIBUNWIND_LDFLAGS += $(LIBUNWIND_LIBS)
75
76 # Set per-feature check compilation flags
77 FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
78 FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS)
79 FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
80 FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS)
81endif
82
83ifeq ($(NO_PERF_REGS),0)
84 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
85endif
86
87ifndef NO_LIBELF
88 # for linking with debug library, run like:
89 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
90 ifdef LIBDW_DIR
91 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
92 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
93 endif
94 FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
95 FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) -ldw
96endif
97
98ifdef LIBBABELTRACE
99 # for linking with debug library, run like:
100 # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
101 ifdef LIBBABELTRACE_DIR
102 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
103 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
104 endif
105 FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
106 FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
107endif
108
109# include ARCH specific config
110-include $(src-perf)/arch/$(ARCH)/Makefile
111
112include $(src-perf)/config/utilities.mak
113
114ifeq ($(call get-executable,$(FLEX)),)
115 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
116endif
117
118ifeq ($(call get-executable,$(BISON)),)
119 dummy := $(error Error: $(BISON) is missing on this system, please install it)
120endif
121
122# Treat warnings as errors unless directed not to
123ifneq ($(WERROR),0)
124 CFLAGS += -Werror
125endif
126
127ifndef DEBUG
128 DEBUG := 0
129endif
130
131ifeq ($(DEBUG),0)
132 CFLAGS += -O6
133endif
134
135ifdef PARSER_DEBUG
136 PARSER_DEBUG_BISON := -t
137 PARSER_DEBUG_FLEX := -d
138 CFLAGS += -DPARSER_DEBUG
139 $(call detected_var,PARSER_DEBUG_BISON)
140 $(call detected_var,PARSER_DEBUG_FLEX)
141endif
142
143ifndef NO_LIBPYTHON
144 # Try different combinations to accommodate systems that only have
145 # python[2][-config] in weird combinations but always preferring
146 # python2 and python2-config as per pep-0394. If we catch a
147 # python[-config] in version 3, the version check will kill it.
148 PYTHON2 := $(if $(call get-executable,python2),python2,python)
149 override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
150 PYTHON2_CONFIG := \
151 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
152 override PYTHON_CONFIG := \
153 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
154
155 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
156
157 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
158 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
159
160 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
161 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
162 FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
163 FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
164endif
165
166CFLAGS += -fno-omit-frame-pointer
167CFLAGS += -ggdb3
168CFLAGS += -funwind-tables
169CFLAGS += -Wall
170CFLAGS += -Wextra
171CFLAGS += -std=gnu99
172
173# Enforce a non-executable stack, as we may regress (again) in the future by
174# adding assembler files missing the .GNU-stack linker note.
175LDFLAGS += -Wl,-z,noexecstack
176
177EXTLIBS = -lpthread -lrt -lm -ldl
178
179include $(srctree)/tools/build/Makefile.feature
180
181ifeq ($(feature-stackprotector-all), 1)
182 CFLAGS += -fstack-protector-all
183endif
184
185ifeq ($(DEBUG),0)
186 ifeq ($(feature-fortify-source), 1)
187 CFLAGS += -D_FORTIFY_SOURCE=2
188 endif
189endif
190
191CFLAGS += -I$(src-perf)/util/include
192CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
193CFLAGS += -I$(srctree)/tools/include/
194CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
195CFLAGS += -I$(srctree)/arch/$(ARCH)/include
196CFLAGS += -I$(srctree)/include/uapi
197CFLAGS += -I$(srctree)/include
198
199# $(obj-perf) for generated common-cmds.h
200# $(obj-perf)/util for generated bison/flex headers
201ifneq ($(OUTPUT),)
202CFLAGS += -I$(obj-perf)/util
203CFLAGS += -I$(obj-perf)
204endif
205
206CFLAGS += -I$(src-perf)/util
207CFLAGS += -I$(src-perf)
208CFLAGS += -I$(srctree)/tools/lib/
209
210CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
211
212ifeq ($(feature-sync-compare-and-swap), 1)
213 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
214endif
215
216ifeq ($(feature-pthread-attr-setaffinity-np), 1)
217 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
218endif
219
220ifndef NO_BIONIC
221 $(call feature_check,bionic)
222 ifeq ($(feature-bionic), 1)
223 BIONIC := 1
224 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
225 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
226 endif
227endif
228
229ifdef NO_LIBELF
230 NO_DWARF := 1
231 NO_DEMANGLE := 1
232 NO_LIBUNWIND := 1
233 NO_LIBDW_DWARF_UNWIND := 1
234else
235 ifeq ($(feature-libelf), 0)
236 ifeq ($(feature-glibc), 1)
237 LIBC_SUPPORT := 1
238 endif
239 ifeq ($(BIONIC),1)
240 LIBC_SUPPORT := 1
241 endif
242 ifeq ($(LIBC_SUPPORT),1)
243 msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
244
245 NO_LIBELF := 1
246 NO_DWARF := 1
247 NO_DEMANGLE := 1
248 NO_LIBUNWIND := 1
249 NO_LIBDW_DWARF_UNWIND := 1
250 else
251 ifneq ($(filter s% -static%,$(LDFLAGS),),)
252 msg := $(error No static glibc found, please install glibc-static);
253 else
254 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
255 endif
256 endif
257 else
258 ifndef NO_LIBDW_DWARF_UNWIND
259 ifneq ($(feature-libdw-dwarf-unwind),1)
260 NO_LIBDW_DWARF_UNWIND := 1
261 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
262 endif
263 endif
264 ifneq ($(feature-dwarf), 1)
265 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);
266 NO_DWARF := 1
267 endif # Dwarf support
268 endif # libelf support
269endif # NO_LIBELF
270
271ifndef NO_LIBELF
272 CFLAGS += -DHAVE_LIBELF_SUPPORT
273 EXTLIBS += -lelf
274 $(call detected,CONFIG_LIBELF)
275
276 ifeq ($(feature-libelf-mmap), 1)
277 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
278 endif
279
280 ifeq ($(feature-libelf-getphdrnum), 1)
281 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
282 endif
283
284 # include ARCH specific config
285 -include $(src-perf)/arch/$(ARCH)/Makefile
286
287 ifndef NO_DWARF
288 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
289 msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
290 NO_DWARF := 1
291 else
292 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
293 LDFLAGS += $(LIBDW_LDFLAGS)
294 EXTLIBS += -ldw
295 $(call detected,CONFIG_DWARF)
296 endif # PERF_HAVE_DWARF_REGS
297 endif # NO_DWARF
298endif # NO_LIBELF
299
300ifeq ($(ARCH),powerpc)
301 ifndef NO_DWARF
302 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
303 endif
304endif
305
306ifndef NO_LIBUNWIND
307 ifneq ($(feature-libunwind), 1)
308 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
309 NO_LIBUNWIND := 1
310 endif
311endif
312
313dwarf-post-unwind := 1
314dwarf-post-unwind-text := BUG
315
316# setup DWARF post unwinder
317ifdef NO_LIBUNWIND
318 ifdef NO_LIBDW_DWARF_UNWIND
319 msg := $(warning Disabling post unwind, no support found.);
320 dwarf-post-unwind := 0
321 else
322 dwarf-post-unwind-text := libdw
323 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
324 endif
325else
326 dwarf-post-unwind-text := libunwind
327 $(call detected,CONFIG_LIBUNWIND)
328 # Enable libunwind support by default.
329 ifndef NO_LIBDW_DWARF_UNWIND
330 NO_LIBDW_DWARF_UNWIND := 1
331 endif
332endif
333
334ifeq ($(dwarf-post-unwind),1)
335 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
336 $(call detected,CONFIG_DWARF_UNWIND)
337else
338 NO_DWARF_UNWIND := 1
339endif
340
341ifndef NO_LIBUNWIND
342 ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
343 $(call feature_check,libunwind-debug-frame)
344 ifneq ($(feature-libunwind-debug-frame), 1)
345 msg := $(warning No debug_frame support found in libunwind);
346 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
347 endif
348 else
349 # non-ARM has no dwarf_find_debug_frame() function:
350 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
351 endif
352 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
353 EXTLIBS += $(LIBUNWIND_LIBS)
354 CFLAGS += $(LIBUNWIND_CFLAGS)
355 LDFLAGS += $(LIBUNWIND_LDFLAGS)
356endif
357
358ifndef NO_LIBAUDIT
359 ifneq ($(feature-libaudit), 1)
360 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
361 NO_LIBAUDIT := 1
362 else
363 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
364 EXTLIBS += -laudit
365 $(call detected,CONFIG_AUDIT)
366 endif
367endif
368
369ifdef NO_NEWT
370 NO_SLANG=1
371endif
372
373ifndef NO_SLANG
374 ifneq ($(feature-libslang), 1)
375 msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
376 NO_SLANG := 1
377 else
378 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
379 CFLAGS += -I/usr/include/slang
380 CFLAGS += -DHAVE_SLANG_SUPPORT
381 EXTLIBS += -lslang
382 $(call detected,CONFIG_SLANG)
383 endif
384endif
385
386ifndef NO_GTK2
387 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
388 ifneq ($(feature-gtk2), 1)
389 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
390 NO_GTK2 := 1
391 else
392 ifeq ($(feature-gtk2-infobar), 1)
393 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
394 endif
395 CFLAGS += -DHAVE_GTK2_SUPPORT
396 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
397 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
398 EXTLIBS += -ldl
399 endif
400endif
401
402grep-libs = $(filter -l%,$(1))
403strip-libs = $(filter-out -l%,$(1))
404
405ifdef NO_LIBPERL
406 CFLAGS += -DNO_LIBPERL
407else
408 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
409 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
410 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
411 PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
412 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
413
414 ifneq ($(feature-libperl), 1)
415 CFLAGS += -DNO_LIBPERL
416 NO_LIBPERL := 1
417 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
418 else
419 LDFLAGS += $(PERL_EMBED_LDFLAGS)
420 EXTLIBS += $(PERL_EMBED_LIBADD)
421 $(call detected,CONFIG_LIBPERL)
422 endif
423endif
424
425ifeq ($(feature-timerfd), 1)
426 CFLAGS += -DHAVE_TIMERFD_SUPPORT
427else
428 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
429endif
430
431disable-python = $(eval $(disable-python_code))
432define disable-python_code
433 CFLAGS += -DNO_LIBPYTHON
434 $(warning $1)
435 NO_LIBPYTHON := 1
436endef
437
438ifdef NO_LIBPYTHON
439 $(call disable-python,Python support disabled by user)
440else
441
442 ifndef PYTHON
443 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
444 else
445 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
446
447 ifndef PYTHON_CONFIG
448 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
449 else
450
451 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
452
453 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
454 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
455 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
456 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
457 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
458
459 ifneq ($(feature-libpython), 1)
460 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
461 else
462
463 ifneq ($(feature-libpython-version), 1)
464 $(warning Python 3 is not yet supported; please set)
465 $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
466 $(warning If you also have Python 2 installed, then)
467 $(warning try something like:)
468 $(warning $(and ,))
469 $(warning $(and ,) make PYTHON=python2)
470 $(warning $(and ,))
471 $(warning Otherwise, disable Python support entirely:)
472 $(warning $(and ,))
473 $(warning $(and ,) make NO_LIBPYTHON=1)
474 $(warning $(and ,))
475 $(error $(and ,))
476 else
477 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
478 EXTLIBS += $(PYTHON_EMBED_LIBADD)
479 LANG_BINDINGS += $(obj-perf)python/perf.so
480 $(call detected,CONFIG_LIBPYTHON)
481 endif
482 endif
483 endif
484 endif
485endif
486
487ifeq ($(feature-libbfd), 1)
488 EXTLIBS += -lbfd
489
490 # call all detections now so we get correct
491 # status in VF output
492 $(call feature_check,liberty)
493 $(call feature_check,liberty-z)
494 $(call feature_check,cplus-demangle)
495
496 ifeq ($(feature-liberty), 1)
497 EXTLIBS += -liberty
498 else
499 ifeq ($(feature-liberty-z), 1)
500 EXTLIBS += -liberty -lz
501 endif
502 endif
503endif
504
505ifdef NO_DEMANGLE
506 CFLAGS += -DNO_DEMANGLE
507else
508 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
509 EXTLIBS += -liberty
510 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
511 else
512 ifneq ($(feature-libbfd), 1)
513 ifneq ($(feature-liberty), 1)
514 ifneq ($(feature-liberty-z), 1)
515 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
516 # or any of 'bfd iberty z' trinity
517 ifeq ($(feature-cplus-demangle), 1)
518 EXTLIBS += -liberty
519 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
520 else
521 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
522 CFLAGS += -DNO_DEMANGLE
523 endif
524 endif
525 endif
526 endif
527 endif
528endif
529
530ifneq ($(filter -lbfd,$(EXTLIBS)),)
531 CFLAGS += -DHAVE_LIBBFD_SUPPORT
532endif
533
534ifndef NO_ZLIB
535 ifeq ($(feature-zlib), 1)
536 CFLAGS += -DHAVE_ZLIB_SUPPORT
537 EXTLIBS += -lz
538 $(call detected,CONFIG_ZLIB)
539 else
540 NO_ZLIB := 1
541 endif
542endif
543
544ifndef NO_LZMA
545 ifeq ($(feature-lzma), 1)
546 CFLAGS += -DHAVE_LZMA_SUPPORT
547 EXTLIBS += -llzma
548 $(call detected,CONFIG_LZMA)
549 else
550 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
551 NO_LZMA := 1
552 endif
553endif
554
555ifndef NO_BACKTRACE
556 ifeq ($(feature-backtrace), 1)
557 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
558 endif
559endif
560
561ifndef NO_LIBNUMA
562 ifeq ($(feature-libnuma), 0)
563 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
564 NO_LIBNUMA := 1
565 else
566 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
567 EXTLIBS += -lnuma
568 $(call detected,CONFIG_NUMA)
569 endif
570endif
571
572ifdef HAVE_KVM_STAT_SUPPORT
573 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
574endif
575
576ifeq (${IS_64_BIT}, 1)
577 ifndef NO_PERF_READ_VDSO32
578 $(call feature_check,compile-32)
579 ifeq ($(feature-compile-32), 1)
580 CFLAGS += -DHAVE_PERF_READ_VDSO32
581 else
582 NO_PERF_READ_VDSO32 := 1
583 endif
584 endif
585 ifneq ($(ARCH), x86)
586 NO_PERF_READ_VDSOX32 := 1
587 endif
588 ifndef NO_PERF_READ_VDSOX32
589 $(call feature_check,compile-x32)
590 ifeq ($(feature-compile-x32), 1)
591 CFLAGS += -DHAVE_PERF_READ_VDSOX32
592 else
593 NO_PERF_READ_VDSOX32 := 1
594 endif
595 endif
596else
597 NO_PERF_READ_VDSO32 := 1
598 NO_PERF_READ_VDSOX32 := 1
599endif
600
601ifdef LIBBABELTRACE
602 $(call feature_check,libbabeltrace)
603 ifeq ($(feature-libbabeltrace), 1)
604 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
605 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
606 EXTLIBS += -lbabeltrace-ctf
607 $(call detected,CONFIG_LIBBABELTRACE)
608 else
609 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
610 endif
611endif
612
613# Among the variables below, these:
614# perfexecdir
615# template_dir
616# mandir
617# infodir
618# htmldir
619# ETC_PERFCONFIG (but not sysconfdir)
620# can be specified as a relative path some/where/else;
621# this is interpreted as relative to $(prefix) and "perf" at
622# runtime figures out where they are based on the path to the executable.
623# This can help installing the suite in a relocatable way.
624
625# Make the path relative to DESTDIR, not to prefix
626ifndef DESTDIR
627prefix ?= $(HOME)
628endif
629bindir_relative = bin
630bindir = $(prefix)/$(bindir_relative)
631mandir = share/man
632infodir = share/info
633perfexecdir = libexec/perf-core
634sharedir = $(prefix)/share
635template_dir = share/perf-core/templates
636htmldir = share/doc/perf-doc
637ifeq ($(prefix),/usr)
638sysconfdir = /etc
639ETC_PERFCONFIG = $(sysconfdir)/perfconfig
640else
641sysconfdir = $(prefix)/etc
642ETC_PERFCONFIG = etc/perfconfig
643endif
644ifndef lib
645ifeq ($(ARCH)$(IS_64_BIT), x861)
646lib = lib64
647else
648lib = lib
649endif
650endif # lib
651libdir = $(prefix)/$(lib)
652
653# Shell quote (do not use $(call) to accommodate ancient setups);
654ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
655DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
656bindir_SQ = $(subst ','\'',$(bindir))
657mandir_SQ = $(subst ','\'',$(mandir))
658infodir_SQ = $(subst ','\'',$(infodir))
659perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
660template_dir_SQ = $(subst ','\'',$(template_dir))
661htmldir_SQ = $(subst ','\'',$(htmldir))
662prefix_SQ = $(subst ','\'',$(prefix))
663sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
664libdir_SQ = $(subst ','\'',$(libdir))
665
666ifneq ($(filter /%,$(firstword $(perfexecdir))),)
667perfexec_instdir = $(perfexecdir)
668else
669perfexec_instdir = $(prefix)/$(perfexecdir)
670endif
671perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
672
673# If we install to $(HOME) we keep the traceevent default:
674# $(HOME)/.traceevent/plugins
675# Otherwise we install plugins into the global $(libdir).
676ifdef DESTDIR
677plugindir=$(libdir)/traceevent/plugins
678plugindir_SQ= $(subst ','\'',$(plugindir))
679endif
680
681print_var = $(eval $(print_var_code)) $(info $(MSG))
682define print_var_code
683 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
684endef
685
686ifeq ($(VF),1)
687 $(call print_var,prefix)
688 $(call print_var,bindir)
689 $(call print_var,libdir)
690 $(call print_var,sysconfdir)
691 $(call print_var,LIBUNWIND_DIR)
692 $(call print_var,LIBDW_DIR)
693 $(info )
694endif
695
696$(call detected_var,bindir_SQ)
697$(call detected_var,PYTHON_WORD)
698ifneq ($(OUTPUT),)
699$(call detected_var,OUTPUT)
700endif
701$(call detected_var,htmldir_SQ)
702$(call detected_var,infodir_SQ)
703$(call detected_var,mandir_SQ)
704$(call detected_var,ETC_PERFCONFIG_SQ)
705$(call detected_var,prefix_SQ)
706$(call detected_var,perfexecdir_SQ)
707$(call detected_var,LIBDIR)
708$(call detected_var,GTK_CFLAGS)
709$(call detected_var,PERL_EMBED_CCOPTS)
710$(call detected_var,PYTHON_EMBED_CCOPTS)