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 printf "" > $(OUTPUT).config-detected)
15detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
16detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
17
18CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
19
20include $(srctree)/tools/scripts/Makefile.arch
21
22$(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 $(call detected,CONFIG_X86_64)
34 else
35 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
36 endif
37 NO_PERF_REGS := 0
38endif
39
40ifeq ($(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 := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
107endif
108
109FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/arch/$(ARCH)/include/uapi -I$(srctree)/include/uapi
110# include ARCH specific config
111-include $(src-perf)/arch/$(ARCH)/Makefile
112
113ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
114 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
115endif
116
117include $(src-perf)/config/utilities.mak
118
119ifeq ($(call get-executable,$(FLEX)),)
120 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
121endif
122
123ifeq ($(call get-executable,$(BISON)),)
124 dummy := $(error Error: $(BISON) is missing on this system, please install it)
125endif
126
127# Treat warnings as errors unless directed not to
128ifneq ($(WERROR),0)
129 CFLAGS += -Werror
130endif
131
132ifndef DEBUG
133 DEBUG := 0
134endif
135
136ifeq ($(DEBUG),0)
137 CFLAGS += -O6
138endif
139
140ifdef PARSER_DEBUG
141 PARSER_DEBUG_BISON := -t
142 PARSER_DEBUG_FLEX := -d
143 CFLAGS += -DPARSER_DEBUG
144 $(call detected_var,PARSER_DEBUG_BISON)
145 $(call detected_var,PARSER_DEBUG_FLEX)
146endif
147
148ifndef NO_LIBPYTHON
149 # Try different combinations to accommodate systems that only have
150 # python[2][-config] in weird combinations but always preferring
151 # python2 and python2-config as per pep-0394. If we catch a
152 # python[-config] in version 3, the version check will kill it.
153 PYTHON2 := $(if $(call get-executable,python2),python2,python)
154 override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
155 PYTHON2_CONFIG := \
156 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
157 override PYTHON_CONFIG := \
158 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
159
160 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
161
162 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
163 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
164
165 FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
166 FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
167 FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
168 FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
169endif
170
171CFLAGS += -fno-omit-frame-pointer
172CFLAGS += -ggdb3
173CFLAGS += -funwind-tables
174CFLAGS += -Wall
175CFLAGS += -Wextra
176CFLAGS += -std=gnu99
177
178# Enforce a non-executable stack, as we may regress (again) in the future by
179# adding assembler files missing the .GNU-stack linker note.
180LDFLAGS += -Wl,-z,noexecstack
181
182EXTLIBS = -lpthread -lrt -lm -ldl
183
184ifeq ($(FEATURES_DUMP),)
185include $(srctree)/tools/build/Makefile.feature
186else
187include $(FEATURES_DUMP)
188endif
189
190ifeq ($(feature-stackprotector-all), 1)
191 CFLAGS += -fstack-protector-all
192endif
193
194ifeq ($(DEBUG),0)
195 ifeq ($(feature-fortify-source), 1)
196 CFLAGS += -D_FORTIFY_SOURCE=2
197 endif
198endif
199
200CFLAGS += -I$(src-perf)/util/include
201CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
202CFLAGS += -I$(srctree)/tools/include/
203CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
204CFLAGS += -I$(srctree)/arch/$(ARCH)/include
205CFLAGS += -I$(srctree)/include/uapi
206CFLAGS += -I$(srctree)/include
207
208# $(obj-perf) for generated common-cmds.h
209# $(obj-perf)/util for generated bison/flex headers
210ifneq ($(OUTPUT),)
211CFLAGS += -I$(obj-perf)/util
212CFLAGS += -I$(obj-perf)
213endif
214
215CFLAGS += -I$(src-perf)/util
216CFLAGS += -I$(src-perf)
217CFLAGS += -I$(srctree)/tools/lib/
218
219CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
220
221ifeq ($(feature-sync-compare-and-swap), 1)
222 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
223endif
224
225ifeq ($(feature-pthread-attr-setaffinity-np), 1)
226 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
227endif
228
229ifndef NO_BIONIC
230 $(call feature_check,bionic)
231 ifeq ($(feature-bionic), 1)
232 BIONIC := 1
233 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
234 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
235 endif
236endif
237
238ifdef NO_LIBELF
239 NO_DWARF := 1
240 NO_DEMANGLE := 1
241 NO_LIBUNWIND := 1
242 NO_LIBDW_DWARF_UNWIND := 1
243 NO_LIBBPF := 1
244else
245 ifeq ($(feature-libelf), 0)
246 ifeq ($(feature-glibc), 1)
247 LIBC_SUPPORT := 1
248 endif
249 ifeq ($(BIONIC),1)
250 LIBC_SUPPORT := 1
251 endif
252 ifeq ($(LIBC_SUPPORT),1)
253 msg := $(warning No libelf found, disables 'probe' tool and BPF support in 'perf record', please install elfutils-libelf-devel/libelf-dev);
254
255 NO_LIBELF := 1
256 NO_DWARF := 1
257 NO_DEMANGLE := 1
258 NO_LIBUNWIND := 1
259 NO_LIBDW_DWARF_UNWIND := 1
260 NO_LIBBPF := 1
261 else
262 ifneq ($(filter s% -static%,$(LDFLAGS),),)
263 msg := $(error No static glibc found, please install glibc-static);
264 else
265 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
266 endif
267 endif
268 else
269 ifndef NO_LIBDW_DWARF_UNWIND
270 ifneq ($(feature-libdw-dwarf-unwind),1)
271 NO_LIBDW_DWARF_UNWIND := 1
272 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
273 endif
274 endif
275 ifneq ($(feature-dwarf), 1)
276 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);
277 NO_DWARF := 1
278 endif # Dwarf support
279 endif # libelf support
280endif # NO_LIBELF
281
282ifdef NO_DWARF
283 NO_LIBDW_DWARF_UNWIND := 1
284endif
285
286ifndef NO_LIBELF
287 CFLAGS += -DHAVE_LIBELF_SUPPORT
288 EXTLIBS += -lelf
289 $(call detected,CONFIG_LIBELF)
290
291 ifeq ($(feature-libelf-mmap), 1)
292 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
293 endif
294
295 ifeq ($(feature-libelf-getphdrnum), 1)
296 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
297 endif
298
299 # include ARCH specific config
300 -include $(src-perf)/arch/$(ARCH)/Makefile
301
302 ifndef NO_DWARF
303 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
304 msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
305 NO_DWARF := 1
306 else
307 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
308 LDFLAGS += $(LIBDW_LDFLAGS)
309 DWARFLIBS := -ldw
310 ifeq ($(findstring -static,${LDFLAGS}),-static)
311 DWARFLIBS += -lelf -lebl -lz -llzma -lbz2
312 endif
313 EXTLIBS += ${DWARFLIBS}
314 $(call detected,CONFIG_DWARF)
315 endif # PERF_HAVE_DWARF_REGS
316 endif # NO_DWARF
317
318 ifndef NO_LIBBPF
319 ifeq ($(feature-bpf), 1)
320 CFLAGS += -DHAVE_LIBBPF_SUPPORT
321 $(call detected,CONFIG_LIBBPF)
322 endif
323
324 ifndef NO_DWARF
325 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
326 CFLAGS += -DHAVE_BPF_PROLOGUE
327 $(call detected,CONFIG_BPF_PROLOGUE)
328 else
329 msg := $(warning BPF prologue is not supported by architecture $(ARCH), missing regs_query_register_offset());
330 endif
331 else
332 msg := $(warning DWARF support is off, BPF prologue is disabled);
333 endif
334
335 endif # NO_LIBBPF
336endif # NO_LIBELF
337
338ifeq ($(ARCH),powerpc)
339 ifndef NO_DWARF
340 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
341 endif
342endif
343
344ifndef NO_LIBUNWIND
345 ifneq ($(feature-libunwind), 1)
346 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
347 NO_LIBUNWIND := 1
348 endif
349endif
350
351ifndef NO_LIBBPF
352 ifneq ($(feature-bpf), 1)
353 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
354 NO_LIBBPF := 1
355 endif
356endif
357
358dwarf-post-unwind := 1
359dwarf-post-unwind-text := BUG
360
361# setup DWARF post unwinder
362ifdef NO_LIBUNWIND
363 ifdef NO_LIBDW_DWARF_UNWIND
364 msg := $(warning Disabling post unwind, no support found.);
365 dwarf-post-unwind := 0
366 else
367 dwarf-post-unwind-text := libdw
368 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
369 endif
370else
371 dwarf-post-unwind-text := libunwind
372 $(call detected,CONFIG_LIBUNWIND)
373 # Enable libunwind support by default.
374 ifndef NO_LIBDW_DWARF_UNWIND
375 NO_LIBDW_DWARF_UNWIND := 1
376 endif
377endif
378
379ifeq ($(dwarf-post-unwind),1)
380 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
381 $(call detected,CONFIG_DWARF_UNWIND)
382else
383 NO_DWARF_UNWIND := 1
384endif
385
386ifndef NO_LIBUNWIND
387 ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
388 $(call feature_check,libunwind-debug-frame)
389 ifneq ($(feature-libunwind-debug-frame), 1)
390 msg := $(warning No debug_frame support found in libunwind);
391 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
392 endif
393 else
394 # non-ARM has no dwarf_find_debug_frame() function:
395 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
396 endif
397 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
398 EXTLIBS += $(LIBUNWIND_LIBS)
399 CFLAGS += $(LIBUNWIND_CFLAGS)
400 LDFLAGS += $(LIBUNWIND_LDFLAGS)
401endif
402
403ifndef NO_LIBAUDIT
404 ifneq ($(feature-libaudit), 1)
405 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
406 NO_LIBAUDIT := 1
407 else
408 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
409 EXTLIBS += -laudit
410 $(call detected,CONFIG_AUDIT)
411 endif
412endif
413
414ifdef NO_NEWT
415 NO_SLANG=1
416endif
417
418ifndef NO_SLANG
419 ifneq ($(feature-libslang), 1)
420 msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
421 NO_SLANG := 1
422 else
423 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
424 CFLAGS += -I/usr/include/slang
425 CFLAGS += -DHAVE_SLANG_SUPPORT
426 EXTLIBS += -lslang
427 $(call detected,CONFIG_SLANG)
428 endif
429endif
430
431ifndef NO_GTK2
432 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
433 ifneq ($(feature-gtk2), 1)
434 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
435 NO_GTK2 := 1
436 else
437 ifeq ($(feature-gtk2-infobar), 1)
438 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
439 endif
440 CFLAGS += -DHAVE_GTK2_SUPPORT
441 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
442 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
443 EXTLIBS += -ldl
444 endif
445endif
446
447grep-libs = $(filter -l%,$(1))
448strip-libs = $(filter-out -l%,$(1))
449
450ifdef NO_LIBPERL
451 CFLAGS += -DNO_LIBPERL
452else
453 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
454 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
455 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
456 PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
457 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
458
459 ifneq ($(feature-libperl), 1)
460 CFLAGS += -DNO_LIBPERL
461 NO_LIBPERL := 1
462 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
463 else
464 LDFLAGS += $(PERL_EMBED_LDFLAGS)
465 EXTLIBS += $(PERL_EMBED_LIBADD)
466 $(call detected,CONFIG_LIBPERL)
467 endif
468endif
469
470ifeq ($(feature-timerfd), 1)
471 CFLAGS += -DHAVE_TIMERFD_SUPPORT
472else
473 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
474endif
475
476disable-python = $(eval $(disable-python_code))
477define disable-python_code
478 CFLAGS += -DNO_LIBPYTHON
479 $(warning $1)
480 NO_LIBPYTHON := 1
481endef
482
483ifdef NO_LIBPYTHON
484 $(call disable-python,Python support disabled by user)
485else
486
487 ifndef PYTHON
488 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
489 else
490 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
491
492 ifndef PYTHON_CONFIG
493 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
494 else
495
496 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
497
498 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
499 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
500 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
501 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
502 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
503
504 ifneq ($(feature-libpython), 1)
505 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
506 else
507
508 ifneq ($(feature-libpython-version), 1)
509 $(warning Python 3 is not yet supported; please set)
510 $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
511 $(warning If you also have Python 2 installed, then)
512 $(warning try something like:)
513 $(warning $(and ,))
514 $(warning $(and ,) make PYTHON=python2)
515 $(warning $(and ,))
516 $(warning Otherwise, disable Python support entirely:)
517 $(warning $(and ,))
518 $(warning $(and ,) make NO_LIBPYTHON=1)
519 $(warning $(and ,))
520 $(error $(and ,))
521 else
522 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
523 EXTLIBS += $(PYTHON_EMBED_LIBADD)
524 LANG_BINDINGS += $(obj-perf)python/perf.so
525 $(call detected,CONFIG_LIBPYTHON)
526 endif
527 endif
528 endif
529 endif
530endif
531
532ifeq ($(feature-libbfd), 1)
533 EXTLIBS += -lbfd
534
535 # call all detections now so we get correct
536 # status in VF output
537 $(call feature_check,liberty)
538 $(call feature_check,liberty-z)
539 $(call feature_check,cplus-demangle)
540
541 ifeq ($(feature-liberty), 1)
542 EXTLIBS += -liberty
543 else
544 ifeq ($(feature-liberty-z), 1)
545 EXTLIBS += -liberty -lz
546 endif
547 endif
548endif
549
550ifdef NO_DEMANGLE
551 CFLAGS += -DNO_DEMANGLE
552else
553 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
554 EXTLIBS += -liberty
555 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
556 else
557 ifneq ($(feature-libbfd), 1)
558 ifneq ($(feature-liberty), 1)
559 ifneq ($(feature-liberty-z), 1)
560 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
561 # or any of 'bfd iberty z' trinity
562 ifeq ($(feature-cplus-demangle), 1)
563 EXTLIBS += -liberty
564 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
565 else
566 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
567 CFLAGS += -DNO_DEMANGLE
568 endif
569 endif
570 endif
571 endif
572 endif
573endif
574
575ifneq ($(filter -lbfd,$(EXTLIBS)),)
576 CFLAGS += -DHAVE_LIBBFD_SUPPORT
577endif
578
579ifndef NO_ZLIB
580 ifeq ($(feature-zlib), 1)
581 CFLAGS += -DHAVE_ZLIB_SUPPORT
582 EXTLIBS += -lz
583 $(call detected,CONFIG_ZLIB)
584 else
585 NO_ZLIB := 1
586 endif
587endif
588
589ifndef NO_LZMA
590 ifeq ($(feature-lzma), 1)
591 CFLAGS += -DHAVE_LZMA_SUPPORT
592 EXTLIBS += -llzma
593 $(call detected,CONFIG_LZMA)
594 else
595 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
596 NO_LZMA := 1
597 endif
598endif
599
600ifndef NO_BACKTRACE
601 ifeq ($(feature-backtrace), 1)
602 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
603 endif
604endif
605
606ifndef NO_LIBNUMA
607 ifeq ($(feature-libnuma), 0)
608 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
609 NO_LIBNUMA := 1
610 else
611 ifeq ($(feature-numa_num_possible_cpus), 0)
612 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
613 NO_LIBNUMA := 1
614 else
615 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
616 EXTLIBS += -lnuma
617 $(call detected,CONFIG_NUMA)
618 endif
619 endif
620endif
621
622ifdef HAVE_KVM_STAT_SUPPORT
623 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
624endif
625
626ifeq (${IS_64_BIT}, 1)
627 ifndef NO_PERF_READ_VDSO32
628 $(call feature_check,compile-32)
629 ifeq ($(feature-compile-32), 1)
630 CFLAGS += -DHAVE_PERF_READ_VDSO32
631 else
632 NO_PERF_READ_VDSO32 := 1
633 endif
634 endif
635 ifneq ($(ARCH), x86)
636 NO_PERF_READ_VDSOX32 := 1
637 endif
638 ifndef NO_PERF_READ_VDSOX32
639 $(call feature_check,compile-x32)
640 ifeq ($(feature-compile-x32), 1)
641 CFLAGS += -DHAVE_PERF_READ_VDSOX32
642 else
643 NO_PERF_READ_VDSOX32 := 1
644 endif
645 endif
646else
647 NO_PERF_READ_VDSO32 := 1
648 NO_PERF_READ_VDSOX32 := 1
649endif
650
651ifdef LIBBABELTRACE
652 $(call feature_check,libbabeltrace)
653 ifeq ($(feature-libbabeltrace), 1)
654 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
655 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
656 EXTLIBS += -lbabeltrace-ctf
657 $(call detected,CONFIG_LIBBABELTRACE)
658 else
659 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
660 endif
661endif
662
663ifndef NO_AUXTRACE
664 ifeq ($(feature-get_cpuid), 0)
665 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
666 NO_AUXTRACE := 1
667 else
668 $(call detected,CONFIG_AUXTRACE)
669 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
670 endif
671endif
672
673# Among the variables below, these:
674# perfexecdir
675# template_dir
676# mandir
677# infodir
678# htmldir
679# ETC_PERFCONFIG (but not sysconfdir)
680# can be specified as a relative path some/where/else;
681# this is interpreted as relative to $(prefix) and "perf" at
682# runtime figures out where they are based on the path to the executable.
683# This can help installing the suite in a relocatable way.
684
685# Make the path relative to DESTDIR, not to prefix
686ifndef DESTDIR
687prefix ?= $(HOME)
688endif
689bindir_relative = bin
690bindir = $(abspath $(prefix)/$(bindir_relative))
691mandir = share/man
692infodir = share/info
693perfexecdir = libexec/perf-core
694sharedir = $(prefix)/share
695template_dir = share/perf-core/templates
696STRACE_GROUPS_DIR = share/perf-core/strace/groups
697htmldir = share/doc/perf-doc
698tipdir = share/doc/perf-tip
699srcdir = $(srctree)/tools/perf
700ifeq ($(prefix),/usr)
701sysconfdir = /etc
702ETC_PERFCONFIG = $(sysconfdir)/perfconfig
703else
704sysconfdir = $(prefix)/etc
705ETC_PERFCONFIG = etc/perfconfig
706endif
707ifndef lib
708ifeq ($(ARCH)$(IS_64_BIT), x861)
709lib = lib64
710else
711lib = lib
712endif
713endif # lib
714libdir = $(prefix)/$(lib)
715
716# Shell quote (do not use $(call) to accommodate ancient setups);
717ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
718STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
719DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
720bindir_SQ = $(subst ','\'',$(bindir))
721mandir_SQ = $(subst ','\'',$(mandir))
722infodir_SQ = $(subst ','\'',$(infodir))
723perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
724template_dir_SQ = $(subst ','\'',$(template_dir))
725htmldir_SQ = $(subst ','\'',$(htmldir))
726tipdir_SQ = $(subst ','\'',$(tipdir))
727prefix_SQ = $(subst ','\'',$(prefix))
728sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
729libdir_SQ = $(subst ','\'',$(libdir))
730srcdir_SQ = $(subst ','\'',$(srcdir))
731
732ifneq ($(filter /%,$(firstword $(perfexecdir))),)
733perfexec_instdir = $(perfexecdir)
734STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
735tip_instdir = $(tipdir)
736else
737perfexec_instdir = $(prefix)/$(perfexecdir)
738STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
739tip_instdir = $(prefix)/$(tipdir)
740endif
741perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
742STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
743tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
744
745# If we install to $(HOME) we keep the traceevent default:
746# $(HOME)/.traceevent/plugins
747# Otherwise we install plugins into the global $(libdir).
748ifdef DESTDIR
749plugindir=$(libdir)/traceevent/plugins
750plugindir_SQ= $(subst ','\'',$(plugindir))
751endif
752
753print_var = $(eval $(print_var_code)) $(info $(MSG))
754define print_var_code
755 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
756endef
757
758ifeq ($(VF),1)
759 $(call print_var,prefix)
760 $(call print_var,bindir)
761 $(call print_var,libdir)
762 $(call print_var,sysconfdir)
763 $(call print_var,LIBUNWIND_DIR)
764 $(call print_var,LIBDW_DIR)
765
766 ifeq ($(dwarf-post-unwind),1)
767 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
768 endif
769 $(info )
770endif
771
772$(call detected_var,bindir_SQ)
773$(call detected_var,PYTHON_WORD)
774ifneq ($(OUTPUT),)
775$(call detected_var,OUTPUT)
776endif
777$(call detected_var,htmldir_SQ)
778$(call detected_var,infodir_SQ)
779$(call detected_var,mandir_SQ)
780$(call detected_var,ETC_PERFCONFIG_SQ)
781$(call detected_var,STRACE_GROUPS_DIR_SQ)
782$(call detected_var,prefix_SQ)
783$(call detected_var,perfexecdir_SQ)
784$(call detected_var,tipdir_SQ)
785$(call detected_var,srcdir_SQ)
786$(call detected_var,LIBDIR)
787$(call detected_var,GTK_CFLAGS)
788$(call detected_var,PERL_EMBED_CCOPTS)
789$(call detected_var,PYTHON_EMBED_CCOPTS)