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1# SPDX-License-Identifier: GPL-2.0-only
2
3ifeq ($(src-perf),)
4src-perf := $(srctree)/tools/perf
5endif
6
7ifeq ($(obj-perf),)
8obj-perf := $(OUTPUT)
9endif
10
11ifneq ($(obj-perf),)
12obj-perf := $(abspath $(obj-perf))/
13endif
14
15$(shell printf "" > $(OUTPUT).config-detected)
16detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
17detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
18
19CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
20
21include $(srctree)/tools/scripts/Makefile.arch
22
23$(call detected_var,SRCARCH)
24
25NO_PERF_REGS := 1
26NO_SYSCALL_TABLE := 1
27
28# Additional ARCH settings for ppc
29ifeq ($(SRCARCH),powerpc)
30 NO_PERF_REGS := 0
31 NO_SYSCALL_TABLE := 0
32 CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
33 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
34endif
35
36# Additional ARCH settings for x86
37ifeq ($(SRCARCH),x86)
38 $(call detected,CONFIG_X86)
39 ifeq (${IS_64_BIT}, 1)
40 NO_SYSCALL_TABLE := 0
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 $(call detected,CONFIG_X86_64)
45 else
46 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
47 endif
48 NO_PERF_REGS := 0
49endif
50
51ifeq ($(SRCARCH),arm)
52 NO_PERF_REGS := 0
53 LIBUNWIND_LIBS = -lunwind -lunwind-arm
54endif
55
56ifeq ($(SRCARCH),arm64)
57 NO_PERF_REGS := 0
58 NO_SYSCALL_TABLE := 0
59 CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
60 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
61endif
62
63ifeq ($(SRCARCH),riscv)
64 NO_PERF_REGS := 0
65endif
66
67ifeq ($(SRCARCH),csky)
68 NO_PERF_REGS := 0
69endif
70
71ifeq ($(ARCH),s390)
72 NO_PERF_REGS := 0
73 NO_SYSCALL_TABLE := 0
74 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
75endif
76
77ifeq ($(NO_PERF_REGS),0)
78 $(call detected,CONFIG_PERF_REGS)
79endif
80
81ifneq ($(NO_SYSCALL_TABLE),1)
82 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
83endif
84
85# So far there's only x86 and arm libdw unwind support merged in perf.
86# Disable it on all other architectures in case libdw unwind
87# support is detected in system. Add supported architectures
88# to the check.
89ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
90 NO_LIBDW_DWARF_UNWIND := 1
91endif
92
93ifeq ($(LIBUNWIND_LIBS),)
94 NO_LIBUNWIND := 1
95endif
96#
97# For linking with debug library, run like:
98#
99# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
100#
101
102libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
103define libunwind_arch_set_flags_code
104 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
105 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
106endef
107
108ifdef LIBUNWIND_DIR
109 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
110 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
111 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
112 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
113endif
114
115# Set per-feature check compilation flags
116FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
117FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
118FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
119FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
120
121FEATURE_CHECK_LDFLAGS-libunwind-arm = -lunwind -lunwind-arm
122FEATURE_CHECK_LDFLAGS-libunwind-aarch64 = -lunwind -lunwind-aarch64
123FEATURE_CHECK_LDFLAGS-libunwind-x86 = -lunwind -llzma -lunwind-x86
124FEATURE_CHECK_LDFLAGS-libunwind-x86_64 = -lunwind -llzma -lunwind-x86_64
125
126FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
127
128ifdef CSINCLUDES
129 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
130endif
131OPENCSDLIBS := -lopencsd_c_api -lopencsd
132ifdef CSLIBS
133 LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
134endif
135FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
136FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
137
138ifeq ($(NO_PERF_REGS),0)
139 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
140endif
141
142# for linking with debug library, run like:
143# make DEBUG=1 LIBDW_DIR=/opt/libdw/
144ifdef LIBDW_DIR
145 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
146 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
147endif
148DWARFLIBS := -ldw
149ifeq ($(findstring -static,${LDFLAGS}),-static)
150 DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2
151endif
152FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
153FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
154
155# for linking with debug library, run like:
156# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
157ifdef LIBBABELTRACE_DIR
158 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
159 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
160endif
161FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
162FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
163
164ifdef LIBZSTD_DIR
165 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib
166 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
167endif
168FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
169FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
170
171FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi
172# include ARCH specific config
173-include $(src-perf)/arch/$(SRCARCH)/Makefile
174
175ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
176 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
177endif
178
179include $(srctree)/tools/scripts/utilities.mak
180
181ifeq ($(call get-executable,$(FLEX)),)
182 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
183endif
184
185ifeq ($(call get-executable,$(BISON)),)
186 dummy := $(error Error: $(BISON) is missing on this system, please install it)
187endif
188
189# Treat warnings as errors unless directed not to
190ifneq ($(WERROR),0)
191 CFLAGS += -Werror
192 CXXFLAGS += -Werror
193endif
194
195ifndef DEBUG
196 DEBUG := 0
197endif
198
199ifeq ($(DEBUG),0)
200ifeq ($(CC_NO_CLANG), 0)
201 CFLAGS += -O3
202else
203 CFLAGS += -O6
204endif
205endif
206
207ifdef PARSER_DEBUG
208 PARSER_DEBUG_BISON := -t
209 PARSER_DEBUG_FLEX := -d
210 CFLAGS += -DPARSER_DEBUG
211 $(call detected_var,PARSER_DEBUG_BISON)
212 $(call detected_var,PARSER_DEBUG_FLEX)
213endif
214
215# Try different combinations to accommodate systems that only have
216# python[2][-config] in weird combinations but always preferring
217# python2 and python2-config as per pep-0394. If we catch a
218# python[-config] in version 3, the version check will kill it.
219PYTHON2 := $(if $(call get-executable,python2),python2,python)
220override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
221PYTHON2_CONFIG := \
222 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
223override PYTHON_CONFIG := \
224 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
225
226grep-libs = $(filter -l%,$(1))
227strip-libs = $(filter-out -l%,$(1))
228
229PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
230
231ifdef PYTHON_CONFIG
232 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
233 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
234 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
235 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
236 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
237endif
238
239FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
240FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
241FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
242FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
243
244FEATURE_CHECK_LDFLAGS-libaio = -lrt
245
246FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
247
248CFLAGS += -fno-omit-frame-pointer
249CFLAGS += -ggdb3
250CFLAGS += -funwind-tables
251CFLAGS += -Wall
252CFLAGS += -Wextra
253CFLAGS += -std=gnu99
254
255CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
256CXXFLAGS += -Wall
257CXXFLAGS += -fno-omit-frame-pointer
258CXXFLAGS += -ggdb3
259CXXFLAGS += -funwind-tables
260CXXFLAGS += -Wno-strict-aliasing
261
262# Enforce a non-executable stack, as we may regress (again) in the future by
263# adding assembler files missing the .GNU-stack linker note.
264LDFLAGS += -Wl,-z,noexecstack
265
266EXTLIBS = -lpthread -lrt -lm -ldl
267
268ifeq ($(FEATURES_DUMP),)
269include $(srctree)/tools/build/Makefile.feature
270else
271include $(FEATURES_DUMP)
272endif
273
274ifeq ($(feature-stackprotector-all), 1)
275 CFLAGS += -fstack-protector-all
276endif
277
278ifeq ($(DEBUG),0)
279 ifeq ($(feature-fortify-source), 1)
280 CFLAGS += -D_FORTIFY_SOURCE=2
281 endif
282endif
283
284INC_FLAGS += -I$(src-perf)/lib/include
285INC_FLAGS += -I$(src-perf)/util/include
286INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
287INC_FLAGS += -I$(srctree)/tools/include/
288INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
289INC_FLAGS += -I$(srctree)/tools/include/uapi
290INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
291INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
292
293# $(obj-perf) for generated common-cmds.h
294# $(obj-perf)/util for generated bison/flex headers
295ifneq ($(OUTPUT),)
296INC_FLAGS += -I$(obj-perf)/util
297INC_FLAGS += -I$(obj-perf)
298endif
299
300INC_FLAGS += -I$(src-perf)/util
301INC_FLAGS += -I$(src-perf)
302INC_FLAGS += -I$(srctree)/tools/lib/
303
304CFLAGS += $(INC_FLAGS)
305CXXFLAGS += $(INC_FLAGS)
306
307CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
308
309ifeq ($(feature-sync-compare-and-swap), 1)
310 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
311endif
312
313ifeq ($(feature-pthread-attr-setaffinity-np), 1)
314 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
315endif
316
317ifeq ($(feature-pthread-barrier), 1)
318 CFLAGS += -DHAVE_PTHREAD_BARRIER
319endif
320
321ifndef NO_BIONIC
322 $(call feature_check,bionic)
323 ifeq ($(feature-bionic), 1)
324 BIONIC := 1
325 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
326 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
327 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
328 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
329 endif
330endif
331
332ifeq ($(feature-eventfd), 1)
333 CFLAGS += -DHAVE_EVENTFD
334endif
335
336ifeq ($(feature-get_current_dir_name), 1)
337 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
338endif
339
340ifeq ($(feature-gettid), 1)
341 CFLAGS += -DHAVE_GETTID
342endif
343
344ifdef NO_LIBELF
345 NO_DWARF := 1
346 NO_DEMANGLE := 1
347 NO_LIBUNWIND := 1
348 NO_LIBDW_DWARF_UNWIND := 1
349 NO_LIBBPF := 1
350 NO_JVMTI := 1
351else
352 ifeq ($(feature-libelf), 0)
353 ifeq ($(feature-glibc), 1)
354 LIBC_SUPPORT := 1
355 endif
356 ifeq ($(BIONIC),1)
357 LIBC_SUPPORT := 1
358 endif
359 ifeq ($(LIBC_SUPPORT),1)
360 msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
361
362 NO_LIBELF := 1
363 NO_DWARF := 1
364 NO_DEMANGLE := 1
365 NO_LIBUNWIND := 1
366 NO_LIBDW_DWARF_UNWIND := 1
367 NO_LIBBPF := 1
368 NO_JVMTI := 1
369 else
370 ifneq ($(filter s% -static%,$(LDFLAGS),),)
371 msg := $(error No static glibc found, please install glibc-static);
372 else
373 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
374 endif
375 endif
376 else
377 ifndef NO_LIBDW_DWARF_UNWIND
378 ifneq ($(feature-libdw-dwarf-unwind),1)
379 NO_LIBDW_DWARF_UNWIND := 1
380 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
381 endif
382 endif
383 ifneq ($(feature-dwarf), 1)
384 ifndef NO_DWARF
385 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
386 NO_DWARF := 1
387 endif
388 else
389 ifneq ($(feature-dwarf_getlocations), 1)
390 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
391 else
392 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
393 endif # dwarf_getlocations
394 endif # Dwarf support
395 endif # libelf support
396endif # NO_LIBELF
397
398ifeq ($(feature-glibc), 1)
399 CFLAGS += -DHAVE_GLIBC_SUPPORT
400endif
401
402ifeq ($(feature-libaio), 1)
403 ifndef NO_AIO
404 CFLAGS += -DHAVE_AIO_SUPPORT
405 endif
406endif
407
408ifdef NO_DWARF
409 NO_LIBDW_DWARF_UNWIND := 1
410endif
411
412ifeq ($(feature-sched_getcpu), 1)
413 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
414endif
415
416ifeq ($(feature-setns), 1)
417 CFLAGS += -DHAVE_SETNS_SUPPORT
418 $(call detected,CONFIG_SETNS)
419endif
420
421ifdef CORESIGHT
422 $(call feature_check,libopencsd)
423 ifeq ($(feature-libopencsd), 1)
424 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
425 ifeq ($(feature-reallocarray), 0)
426 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
427 endif
428 LDFLAGS += $(LIBOPENCSD_LDFLAGS)
429 EXTLIBS += $(OPENCSDLIBS)
430 $(call detected,CONFIG_LIBOPENCSD)
431 ifdef CSTRACE_RAW
432 CFLAGS += -DCS_DEBUG_RAW
433 ifeq (${CSTRACE_RAW}, packed)
434 CFLAGS += -DCS_RAW_PACKED
435 endif
436 endif
437 endif
438endif
439
440ifndef NO_LIBELF
441 CFLAGS += -DHAVE_LIBELF_SUPPORT
442 EXTLIBS += -lelf
443 $(call detected,CONFIG_LIBELF)
444
445 ifeq ($(feature-libelf-mmap), 1)
446 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
447 endif
448
449 ifeq ($(feature-libelf-getphdrnum), 1)
450 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
451 endif
452
453 ifeq ($(feature-libelf-gelf_getnote), 1)
454 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
455 else
456 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
457 endif
458
459 ifeq ($(feature-libelf-getshdrstrndx), 1)
460 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
461 endif
462
463 ifndef NO_DWARF
464 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
465 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
466 NO_DWARF := 1
467 else
468 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
469 LDFLAGS += $(LIBDW_LDFLAGS)
470 EXTLIBS += ${DWARFLIBS}
471 $(call detected,CONFIG_DWARF)
472 endif # PERF_HAVE_DWARF_REGS
473 endif # NO_DWARF
474
475 ifndef NO_LIBBPF
476 ifeq ($(feature-bpf), 1)
477 CFLAGS += -DHAVE_LIBBPF_SUPPORT
478 $(call detected,CONFIG_LIBBPF)
479 endif
480
481 ifndef NO_DWARF
482 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
483 CFLAGS += -DHAVE_BPF_PROLOGUE
484 $(call detected,CONFIG_BPF_PROLOGUE)
485 else
486 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
487 endif
488 else
489 msg := $(warning DWARF support is off, BPF prologue is disabled);
490 endif
491
492 endif # NO_LIBBPF
493endif # NO_LIBELF
494
495ifndef NO_SDT
496 ifneq ($(feature-sdt), 1)
497 msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
498 NO_SDT := 1;
499 else
500 CFLAGS += -DHAVE_SDT_EVENT
501 $(call detected,CONFIG_SDT_EVENT)
502 endif
503endif
504
505ifdef PERF_HAVE_JITDUMP
506 ifndef NO_LIBELF
507 $(call detected,CONFIG_JITDUMP)
508 CFLAGS += -DHAVE_JITDUMP
509 endif
510endif
511
512ifeq ($(SRCARCH),powerpc)
513 ifndef NO_DWARF
514 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
515 endif
516endif
517
518ifndef NO_LIBUNWIND
519 have_libunwind :=
520
521 $(call feature_check,libunwind-x86)
522 ifeq ($(feature-libunwind-x86), 1)
523 $(call detected,CONFIG_LIBUNWIND_X86)
524 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
525 LDFLAGS += -lunwind-x86
526 EXTLIBS_LIBUNWIND += -lunwind-x86
527 have_libunwind = 1
528 endif
529
530 $(call feature_check,libunwind-aarch64)
531 ifeq ($(feature-libunwind-aarch64), 1)
532 $(call detected,CONFIG_LIBUNWIND_AARCH64)
533 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
534 LDFLAGS += -lunwind-aarch64
535 EXTLIBS_LIBUNWIND += -lunwind-aarch64
536 have_libunwind = 1
537 $(call feature_check,libunwind-debug-frame-aarch64)
538 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
539 msg := $(warning No debug_frame support found in libunwind-aarch64);
540 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
541 endif
542 endif
543
544 ifneq ($(feature-libunwind), 1)
545 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
546 NO_LOCAL_LIBUNWIND := 1
547 else
548 have_libunwind := 1
549 $(call detected,CONFIG_LOCAL_LIBUNWIND)
550 endif
551
552 ifneq ($(have_libunwind), 1)
553 NO_LIBUNWIND := 1
554 endif
555else
556 NO_LOCAL_LIBUNWIND := 1
557endif
558
559ifndef NO_LIBBPF
560 ifneq ($(feature-bpf), 1)
561 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
562 NO_LIBBPF := 1
563 endif
564endif
565
566dwarf-post-unwind := 1
567dwarf-post-unwind-text := BUG
568
569# setup DWARF post unwinder
570ifdef NO_LIBUNWIND
571 ifdef NO_LIBDW_DWARF_UNWIND
572 msg := $(warning Disabling post unwind, no support found.);
573 dwarf-post-unwind := 0
574 else
575 dwarf-post-unwind-text := libdw
576 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
577 endif
578else
579 dwarf-post-unwind-text := libunwind
580 $(call detected,CONFIG_LIBUNWIND)
581 # Enable libunwind support by default.
582 ifndef NO_LIBDW_DWARF_UNWIND
583 NO_LIBDW_DWARF_UNWIND := 1
584 endif
585endif
586
587ifeq ($(dwarf-post-unwind),1)
588 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
589 $(call detected,CONFIG_DWARF_UNWIND)
590else
591 NO_DWARF_UNWIND := 1
592endif
593
594ifndef NO_LOCAL_LIBUNWIND
595 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
596 $(call feature_check,libunwind-debug-frame)
597 ifneq ($(feature-libunwind-debug-frame), 1)
598 msg := $(warning No debug_frame support found in libunwind);
599 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
600 endif
601 else
602 # non-ARM has no dwarf_find_debug_frame() function:
603 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
604 endif
605 EXTLIBS += $(LIBUNWIND_LIBS)
606 LDFLAGS += $(LIBUNWIND_LIBS)
607endif
608ifeq ($(findstring -static,${LDFLAGS}),-static)
609 # gcc -static links libgcc_eh which contans piece of libunwind
610 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
611endif
612
613ifndef NO_LIBUNWIND
614 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
615 CFLAGS += $(LIBUNWIND_CFLAGS)
616 LDFLAGS += $(LIBUNWIND_LDFLAGS)
617 EXTLIBS += $(EXTLIBS_LIBUNWIND)
618endif
619
620ifeq ($(NO_SYSCALL_TABLE),0)
621 $(call detected,CONFIG_TRACE)
622else
623 ifndef NO_LIBAUDIT
624 ifneq ($(feature-libaudit), 1)
625 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
626 NO_LIBAUDIT := 1
627 else
628 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
629 EXTLIBS += -laudit
630 $(call detected,CONFIG_TRACE)
631 endif
632 endif
633endif
634
635ifndef NO_LIBCRYPTO
636 ifneq ($(feature-libcrypto), 1)
637 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
638 NO_LIBCRYPTO := 1
639 else
640 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
641 EXTLIBS += -lcrypto
642 $(call detected,CONFIG_CRYPTO)
643 endif
644endif
645
646ifdef NO_NEWT
647 NO_SLANG=1
648endif
649
650ifndef NO_SLANG
651 ifneq ($(feature-libslang), 1)
652 ifneq ($(feature-libslang-include-subdir), 1)
653 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
654 NO_SLANG := 1
655 else
656 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
657 endif
658 endif
659 ifndef NO_SLANG
660 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
661 CFLAGS += -DHAVE_SLANG_SUPPORT
662 EXTLIBS += -lslang
663 $(call detected,CONFIG_SLANG)
664 endif
665endif
666
667ifndef NO_GTK2
668 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
669 ifneq ($(feature-gtk2), 1)
670 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
671 NO_GTK2 := 1
672 else
673 ifeq ($(feature-gtk2-infobar), 1)
674 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
675 endif
676 CFLAGS += -DHAVE_GTK2_SUPPORT
677 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
678 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
679 EXTLIBS += -ldl
680 endif
681endif
682
683ifdef NO_LIBPERL
684 CFLAGS += -DNO_LIBPERL
685else
686 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
687 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
688 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
689 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
690 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
691 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
692 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
693
694 ifneq ($(feature-libperl), 1)
695 CFLAGS += -DNO_LIBPERL
696 NO_LIBPERL := 1
697 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
698 else
699 LDFLAGS += $(PERL_EMBED_LDFLAGS)
700 EXTLIBS += $(PERL_EMBED_LIBADD)
701 CFLAGS += -DHAVE_LIBPERL_SUPPORT
702 $(call detected,CONFIG_LIBPERL)
703 endif
704endif
705
706ifeq ($(feature-timerfd), 1)
707 CFLAGS += -DHAVE_TIMERFD_SUPPORT
708else
709 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
710endif
711
712disable-python = $(eval $(disable-python_code))
713define disable-python_code
714 CFLAGS += -DNO_LIBPYTHON
715 $(warning $1)
716 NO_LIBPYTHON := 1
717endef
718
719ifdef NO_LIBPYTHON
720 $(call disable-python,Python support disabled by user)
721else
722
723 ifndef PYTHON
724 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
725 else
726 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
727
728 ifndef PYTHON_CONFIG
729 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
730 else
731
732 ifneq ($(feature-libpython), 1)
733 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
734 else
735 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
736 EXTLIBS += $(PYTHON_EMBED_LIBADD)
737 LANG_BINDINGS += $(obj-perf)python/perf.so
738 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
739 $(call detected,CONFIG_LIBPYTHON)
740 endif
741 endif
742 endif
743endif
744
745ifeq ($(feature-libbfd), 1)
746 EXTLIBS += -lbfd -lopcodes
747else
748 # we are on a system that requires -liberty and (maybe) -lz
749 # to link against -lbfd; test each case individually here
750
751 # call all detections now so we get correct
752 # status in VF output
753 $(call feature_check,libbfd-liberty)
754 $(call feature_check,libbfd-liberty-z)
755
756 ifeq ($(feature-libbfd-liberty), 1)
757 EXTLIBS += -lbfd -lopcodes -liberty
758 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
759 else
760 ifeq ($(feature-libbfd-liberty-z), 1)
761 EXTLIBS += -lbfd -lopcodes -liberty -lz
762 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
763 endif
764 endif
765 $(call feature_check,disassembler-four-args)
766endif
767
768ifdef NO_DEMANGLE
769 CFLAGS += -DNO_DEMANGLE
770else
771 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
772 EXTLIBS += -liberty
773 else
774 ifeq ($(filter -liberty,$(EXTLIBS)),)
775 $(call feature_check,cplus-demangle)
776
777 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
778 # or any of 'bfd iberty z' trinity
779 ifeq ($(feature-cplus-demangle), 1)
780 EXTLIBS += -liberty
781 else
782 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
783 CFLAGS += -DNO_DEMANGLE
784 endif
785 endif
786 endif
787
788 ifneq ($(filter -liberty,$(EXTLIBS)),)
789 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
790 endif
791endif
792
793ifneq ($(filter -lbfd,$(EXTLIBS)),)
794 CFLAGS += -DHAVE_LIBBFD_SUPPORT
795endif
796
797ifndef NO_ZLIB
798 ifeq ($(feature-zlib), 1)
799 CFLAGS += -DHAVE_ZLIB_SUPPORT
800 EXTLIBS += -lz
801 $(call detected,CONFIG_ZLIB)
802 else
803 NO_ZLIB := 1
804 endif
805endif
806
807ifndef NO_LZMA
808 ifeq ($(feature-lzma), 1)
809 CFLAGS += -DHAVE_LZMA_SUPPORT
810 EXTLIBS += -llzma
811 $(call detected,CONFIG_LZMA)
812 else
813 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
814 NO_LZMA := 1
815 endif
816endif
817
818ifndef NO_LIBZSTD
819 ifeq ($(feature-libzstd), 1)
820 CFLAGS += -DHAVE_ZSTD_SUPPORT
821 CFLAGS += $(LIBZSTD_CFLAGS)
822 LDFLAGS += $(LIBZSTD_LDFLAGS)
823 EXTLIBS += -lzstd
824 $(call detected,CONFIG_ZSTD)
825 else
826 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
827 NO_LIBZSTD := 1
828 endif
829endif
830
831ifndef NO_LIBCAP
832 ifeq ($(feature-libcap), 1)
833 CFLAGS += -DHAVE_LIBCAP_SUPPORT
834 EXTLIBS += -lcap
835 $(call detected,CONFIG_LIBCAP)
836 else
837 msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
838 NO_LIBCAP := 1
839 endif
840endif
841
842ifndef NO_BACKTRACE
843 ifeq ($(feature-backtrace), 1)
844 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
845 endif
846endif
847
848ifndef NO_LIBNUMA
849 ifeq ($(feature-libnuma), 0)
850 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
851 NO_LIBNUMA := 1
852 else
853 ifeq ($(feature-numa_num_possible_cpus), 0)
854 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
855 NO_LIBNUMA := 1
856 else
857 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
858 EXTLIBS += -lnuma
859 $(call detected,CONFIG_NUMA)
860 endif
861 endif
862endif
863
864ifdef HAVE_KVM_STAT_SUPPORT
865 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
866endif
867
868ifeq ($(feature-disassembler-four-args), 1)
869 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
870endif
871
872ifeq (${IS_64_BIT}, 1)
873 ifndef NO_PERF_READ_VDSO32
874 $(call feature_check,compile-32)
875 ifeq ($(feature-compile-32), 1)
876 CFLAGS += -DHAVE_PERF_READ_VDSO32
877 else
878 NO_PERF_READ_VDSO32 := 1
879 endif
880 endif
881 ifneq ($(SRCARCH), x86)
882 NO_PERF_READ_VDSOX32 := 1
883 endif
884 ifndef NO_PERF_READ_VDSOX32
885 $(call feature_check,compile-x32)
886 ifeq ($(feature-compile-x32), 1)
887 CFLAGS += -DHAVE_PERF_READ_VDSOX32
888 else
889 NO_PERF_READ_VDSOX32 := 1
890 endif
891 endif
892else
893 NO_PERF_READ_VDSO32 := 1
894 NO_PERF_READ_VDSOX32 := 1
895endif
896
897ifndef NO_LIBBABELTRACE
898 $(call feature_check,libbabeltrace)
899 ifeq ($(feature-libbabeltrace), 1)
900 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
901 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
902 EXTLIBS += -lbabeltrace-ctf
903 $(call detected,CONFIG_LIBBABELTRACE)
904 else
905 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
906 endif
907endif
908
909ifndef NO_AUXTRACE
910 ifeq ($(SRCARCH),x86)
911 ifeq ($(feature-get_cpuid), 0)
912 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
913 NO_AUXTRACE := 1
914 endif
915 endif
916 ifndef NO_AUXTRACE
917 $(call detected,CONFIG_AUXTRACE)
918 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
919 endif
920endif
921
922ifndef NO_JVMTI
923 ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
924 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
925 else
926 ifneq (,$(wildcard /usr/sbin/alternatives))
927 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
928 endif
929 endif
930 ifndef JDIR
931 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
932 NO_JVMTI := 1
933 endif
934endif
935
936ifndef NO_JVMTI
937 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
938 $(call feature_check,jvmti)
939 ifeq ($(feature-jvmti), 1)
940 $(call detected_var,JDIR)
941 ifndef NO_JVMTI_CMLR
942 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
943 $(call feature_check,jvmti-cmlr)
944 ifeq ($(feature-jvmti-cmlr), 1)
945 CFLAGS += -DHAVE_JVMTI_CMLR
946 endif
947 endif # NO_JVMTI_CMLR
948 else
949 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
950 NO_JVMTI := 1
951 endif
952endif
953
954USE_CXX = 0
955USE_CLANGLLVM = 0
956ifdef LIBCLANGLLVM
957 $(call feature_check,cxx)
958 ifneq ($(feature-cxx), 1)
959 msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
960 else
961 $(call feature_check,llvm)
962 $(call feature_check,llvm-version)
963 ifneq ($(feature-llvm), 1)
964 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
965 else
966 $(call feature_check,clang)
967 ifneq ($(feature-clang), 1)
968 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
969 else
970 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
971 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
972 $(call detected,CONFIG_CXX)
973 $(call detected,CONFIG_CLANGLLVM)
974 USE_CXX = 1
975 USE_LLVM = 1
976 USE_CLANG = 1
977 ifneq ($(feature-llvm-version),1)
978 msg := $(warning This version of LLVM is not tested. May cause build errors)
979 endif
980 endif
981 endif
982 endif
983endif
984
985# Among the variables below, these:
986# perfexecdir
987# perf_include_dir
988# perf_examples_dir
989# template_dir
990# mandir
991# infodir
992# htmldir
993# ETC_PERFCONFIG (but not sysconfdir)
994# can be specified as a relative path some/where/else;
995# this is interpreted as relative to $(prefix) and "perf" at
996# runtime figures out where they are based on the path to the executable.
997# This can help installing the suite in a relocatable way.
998
999# Make the path relative to DESTDIR, not to prefix
1000ifndef DESTDIR
1001prefix ?= $(HOME)
1002endif
1003bindir_relative = bin
1004bindir = $(abspath $(prefix)/$(bindir_relative))
1005mandir = share/man
1006infodir = share/info
1007perfexecdir = libexec/perf-core
1008perf_include_dir = lib/perf/include
1009perf_examples_dir = lib/perf/examples
1010sharedir = $(prefix)/share
1011template_dir = share/perf-core/templates
1012STRACE_GROUPS_DIR = share/perf-core/strace/groups
1013htmldir = share/doc/perf-doc
1014tipdir = share/doc/perf-tip
1015srcdir = $(srctree)/tools/perf
1016ifeq ($(prefix),/usr)
1017sysconfdir = /etc
1018ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1019else
1020sysconfdir = $(prefix)/etc
1021ETC_PERFCONFIG = etc/perfconfig
1022endif
1023ifndef lib
1024ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1025lib = lib64
1026else
1027lib = lib
1028endif
1029endif # lib
1030libdir = $(prefix)/$(lib)
1031
1032# Shell quote (do not use $(call) to accommodate ancient setups);
1033ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1034STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1035DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1036bindir_SQ = $(subst ','\'',$(bindir))
1037mandir_SQ = $(subst ','\'',$(mandir))
1038infodir_SQ = $(subst ','\'',$(infodir))
1039perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1040perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1041perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1042template_dir_SQ = $(subst ','\'',$(template_dir))
1043htmldir_SQ = $(subst ','\'',$(htmldir))
1044tipdir_SQ = $(subst ','\'',$(tipdir))
1045prefix_SQ = $(subst ','\'',$(prefix))
1046sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1047libdir_SQ = $(subst ','\'',$(libdir))
1048srcdir_SQ = $(subst ','\'',$(srcdir))
1049
1050ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1051perfexec_instdir = $(perfexecdir)
1052perf_include_instdir = $(perf_include_dir)
1053perf_examples_instdir = $(perf_examples_dir)
1054STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1055tip_instdir = $(tipdir)
1056else
1057perfexec_instdir = $(prefix)/$(perfexecdir)
1058perf_include_instdir = $(prefix)/$(perf_include_dir)
1059perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1060STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1061tip_instdir = $(prefix)/$(tipdir)
1062endif
1063perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1064perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1065perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1066STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1067tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1068
1069# If we install to $(HOME) we keep the traceevent default:
1070# $(HOME)/.traceevent/plugins
1071# Otherwise we install plugins into the global $(libdir).
1072ifdef DESTDIR
1073plugindir=$(libdir)/traceevent/plugins
1074plugindir_SQ= $(subst ','\'',$(plugindir))
1075endif
1076
1077print_var = $(eval $(print_var_code)) $(info $(MSG))
1078define print_var_code
1079 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1080endef
1081
1082ifeq ($(VF),1)
1083 # Display EXTRA features which are detected manualy
1084 # from here with feature_check call and thus cannot
1085 # be partof global state output.
1086 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1087 $(call print_var,prefix)
1088 $(call print_var,bindir)
1089 $(call print_var,libdir)
1090 $(call print_var,sysconfdir)
1091 $(call print_var,LIBUNWIND_DIR)
1092 $(call print_var,LIBDW_DIR)
1093 $(call print_var,JDIR)
1094
1095 ifeq ($(dwarf-post-unwind),1)
1096 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1097 endif
1098 $(info )
1099endif
1100
1101$(call detected_var,bindir_SQ)
1102$(call detected_var,PYTHON_WORD)
1103ifneq ($(OUTPUT),)
1104$(call detected_var,OUTPUT)
1105endif
1106$(call detected_var,htmldir_SQ)
1107$(call detected_var,infodir_SQ)
1108$(call detected_var,mandir_SQ)
1109$(call detected_var,ETC_PERFCONFIG_SQ)
1110$(call detected_var,STRACE_GROUPS_DIR_SQ)
1111$(call detected_var,prefix_SQ)
1112$(call detected_var,perfexecdir_SQ)
1113$(call detected_var,perf_include_dir_SQ)
1114$(call detected_var,perf_examples_dir_SQ)
1115$(call detected_var,tipdir_SQ)
1116$(call detected_var,srcdir_SQ)
1117$(call detected_var,LIBDIR)
1118$(call detected_var,GTK_CFLAGS)
1119$(call detected_var,PERL_EMBED_CCOPTS)
1120$(call detected_var,PYTHON_EMBED_CCOPTS)
1# SPDX-License-Identifier: GPL-2.0-only
2
3ifeq ($(src-perf),)
4src-perf := $(srctree)/tools/perf
5endif
6
7ifeq ($(obj-perf),)
8obj-perf := $(OUTPUT)
9endif
10
11ifneq ($(obj-perf),)
12obj-perf := $(abspath $(obj-perf))/
13endif
14
15$(shell printf "" > $(OUTPUT).config-detected)
16detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
17detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
18
19CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
20
21include $(srctree)/tools/scripts/Makefile.arch
22
23$(call detected_var,SRCARCH)
24
25NO_PERF_REGS := 1
26
27ifneq ($(NO_SYSCALL_TABLE),1)
28 NO_SYSCALL_TABLE := 1
29
30 ifeq ($(SRCARCH),x86)
31 ifeq (${IS_64_BIT}, 1)
32 NO_SYSCALL_TABLE := 0
33 endif
34 else
35 ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390))
36 NO_SYSCALL_TABLE := 0
37 endif
38 endif
39
40 ifneq ($(NO_SYSCALL_TABLE),1)
41 CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
42 endif
43endif
44
45# Additional ARCH settings for ppc
46ifeq ($(SRCARCH),powerpc)
47 NO_PERF_REGS := 0
48 CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
49 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
50endif
51
52# Additional ARCH settings for x86
53ifeq ($(SRCARCH),x86)
54 $(call detected,CONFIG_X86)
55 ifeq (${IS_64_BIT}, 1)
56 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
57 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
58 LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
59 $(call detected,CONFIG_X86_64)
60 else
61 LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
62 endif
63 NO_PERF_REGS := 0
64endif
65
66ifeq ($(SRCARCH),arm)
67 NO_PERF_REGS := 0
68 LIBUNWIND_LIBS = -lunwind -lunwind-arm
69endif
70
71ifeq ($(SRCARCH),arm64)
72 NO_PERF_REGS := 0
73 CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
74 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
75endif
76
77ifeq ($(SRCARCH),riscv)
78 NO_PERF_REGS := 0
79endif
80
81ifeq ($(SRCARCH),csky)
82 NO_PERF_REGS := 0
83endif
84
85ifeq ($(ARCH),s390)
86 NO_PERF_REGS := 0
87 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
88endif
89
90ifeq ($(NO_PERF_REGS),0)
91 $(call detected,CONFIG_PERF_REGS)
92endif
93
94# So far there's only x86 and arm libdw unwind support merged in perf.
95# Disable it on all other architectures in case libdw unwind
96# support is detected in system. Add supported architectures
97# to the check.
98ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
99 NO_LIBDW_DWARF_UNWIND := 1
100endif
101
102ifeq ($(LIBUNWIND_LIBS),)
103 NO_LIBUNWIND := 1
104endif
105#
106# For linking with debug library, run like:
107#
108# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
109#
110
111libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
112define libunwind_arch_set_flags_code
113 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
114 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
115endef
116
117ifdef LIBUNWIND_DIR
118 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
119 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
120 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
121 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
122endif
123
124# Set per-feature check compilation flags
125FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
126FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
127FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
128FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
129
130FEATURE_CHECK_LDFLAGS-libunwind-arm = -lunwind -lunwind-arm
131FEATURE_CHECK_LDFLAGS-libunwind-aarch64 = -lunwind -lunwind-aarch64
132FEATURE_CHECK_LDFLAGS-libunwind-x86 = -lunwind -llzma -lunwind-x86
133FEATURE_CHECK_LDFLAGS-libunwind-x86_64 = -lunwind -llzma -lunwind-x86_64
134
135FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
136
137ifdef CSINCLUDES
138 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
139endif
140OPENCSDLIBS := -lopencsd_c_api -lopencsd
141ifdef CSLIBS
142 LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
143endif
144FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
145FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
146
147ifeq ($(NO_PERF_REGS),0)
148 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
149endif
150
151# for linking with debug library, run like:
152# make DEBUG=1 LIBDW_DIR=/opt/libdw/
153ifdef LIBDW_DIR
154 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
155 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
156endif
157DWARFLIBS := -ldw
158ifeq ($(findstring -static,${LDFLAGS}),-static)
159 DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2
160endif
161FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
162FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
163
164# for linking with debug library, run like:
165# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
166ifdef LIBBABELTRACE_DIR
167 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
168 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
169endif
170FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
171FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
172
173ifdef LIBZSTD_DIR
174 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib
175 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
176endif
177FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
178FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
179
180FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi
181# include ARCH specific config
182-include $(src-perf)/arch/$(SRCARCH)/Makefile
183
184ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
185 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
186endif
187
188include $(srctree)/tools/scripts/utilities.mak
189
190ifeq ($(call get-executable,$(FLEX)),)
191 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
192endif
193
194ifeq ($(call get-executable,$(BISON)),)
195 dummy := $(error Error: $(BISON) is missing on this system, please install it)
196endif
197
198# Treat warnings as errors unless directed not to
199ifneq ($(WERROR),0)
200 CORE_CFLAGS += -Werror
201 CXXFLAGS += -Werror
202endif
203
204ifndef DEBUG
205 DEBUG := 0
206endif
207
208ifeq ($(DEBUG),0)
209ifeq ($(CC_NO_CLANG), 0)
210 CORE_CFLAGS += -O3
211else
212 CORE_CFLAGS += -O6
213endif
214endif
215
216ifdef PARSER_DEBUG
217 PARSER_DEBUG_BISON := -t
218 PARSER_DEBUG_FLEX := -d
219 CFLAGS += -DPARSER_DEBUG
220 $(call detected_var,PARSER_DEBUG_BISON)
221 $(call detected_var,PARSER_DEBUG_FLEX)
222endif
223
224# Try different combinations to accommodate systems that only have
225# python[2][-config] in weird combinations but always preferring
226# python2 and python2-config as per pep-0394. If we catch a
227# python[-config] in version 3, the version check will kill it.
228PYTHON2 := $(if $(call get-executable,python2),python2,python)
229override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
230PYTHON2_CONFIG := \
231 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
232override PYTHON_CONFIG := \
233 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
234
235grep-libs = $(filter -l%,$(1))
236strip-libs = $(filter-out -l%,$(1))
237
238PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
239
240# Python 3.8 changed the output of `python-config --ldflags` to not include the
241# '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
242# libpython fails if that flag is not included in LDFLAGS
243ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
244 PYTHON_CONFIG_LDFLAGS := --ldflags --embed
245else
246 PYTHON_CONFIG_LDFLAGS := --ldflags
247endif
248
249ifdef PYTHON_CONFIG
250 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null)
251 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
252 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
253 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
254 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
255endif
256
257FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
258FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
259FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
260FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
261
262FEATURE_CHECK_LDFLAGS-libaio = -lrt
263
264FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
265
266CORE_CFLAGS += -fno-omit-frame-pointer
267CORE_CFLAGS += -ggdb3
268CORE_CFLAGS += -funwind-tables
269CORE_CFLAGS += -Wall
270CORE_CFLAGS += -Wextra
271CORE_CFLAGS += -std=gnu99
272
273CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
274CXXFLAGS += -Wall
275CXXFLAGS += -fno-omit-frame-pointer
276CXXFLAGS += -ggdb3
277CXXFLAGS += -funwind-tables
278CXXFLAGS += -Wno-strict-aliasing
279
280# Enforce a non-executable stack, as we may regress (again) in the future by
281# adding assembler files missing the .GNU-stack linker note.
282LDFLAGS += -Wl,-z,noexecstack
283
284EXTLIBS = -lpthread -lrt -lm -ldl
285
286ifneq ($(TCMALLOC),)
287 CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
288 EXTLIBS += -ltcmalloc
289endif
290
291ifeq ($(FEATURES_DUMP),)
292include $(srctree)/tools/build/Makefile.feature
293else
294include $(FEATURES_DUMP)
295endif
296
297ifeq ($(feature-stackprotector-all), 1)
298 CORE_CFLAGS += -fstack-protector-all
299endif
300
301ifeq ($(DEBUG),0)
302 ifeq ($(feature-fortify-source), 1)
303 CORE_CFLAGS += -D_FORTIFY_SOURCE=2
304 endif
305endif
306
307INC_FLAGS += -I$(srctree)/tools/lib/perf/include
308INC_FLAGS += -I$(src-perf)/util/include
309INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
310INC_FLAGS += -I$(srctree)/tools/include/
311INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
312INC_FLAGS += -I$(srctree)/tools/include/uapi
313INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
314INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
315
316# $(obj-perf) for generated common-cmds.h
317# $(obj-perf)/util for generated bison/flex headers
318ifneq ($(OUTPUT),)
319INC_FLAGS += -I$(obj-perf)/util
320INC_FLAGS += -I$(obj-perf)
321endif
322
323INC_FLAGS += -I$(src-perf)/util
324INC_FLAGS += -I$(src-perf)
325INC_FLAGS += -I$(srctree)/tools/lib/
326
327CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
328
329CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS)
330CXXFLAGS += $(INC_FLAGS)
331
332LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
333
334ifeq ($(feature-sync-compare-and-swap), 1)
335 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
336endif
337
338ifeq ($(feature-pthread-attr-setaffinity-np), 1)
339 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
340endif
341
342ifeq ($(feature-pthread-barrier), 1)
343 CFLAGS += -DHAVE_PTHREAD_BARRIER
344endif
345
346ifndef NO_BIONIC
347 $(call feature_check,bionic)
348 ifeq ($(feature-bionic), 1)
349 BIONIC := 1
350 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
351 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
352 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
353 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
354 endif
355endif
356
357ifeq ($(feature-eventfd), 1)
358 CFLAGS += -DHAVE_EVENTFD_SUPPORT
359endif
360
361ifeq ($(feature-get_current_dir_name), 1)
362 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
363endif
364
365ifeq ($(feature-gettid), 1)
366 CFLAGS += -DHAVE_GETTID
367endif
368
369ifeq ($(feature-file-handle), 1)
370 CFLAGS += -DHAVE_FILE_HANDLE
371endif
372
373ifdef NO_LIBELF
374 NO_DWARF := 1
375 NO_DEMANGLE := 1
376 NO_LIBUNWIND := 1
377 NO_LIBDW_DWARF_UNWIND := 1
378 NO_LIBBPF := 1
379 NO_JVMTI := 1
380else
381 ifeq ($(feature-libelf), 0)
382 ifeq ($(feature-glibc), 1)
383 LIBC_SUPPORT := 1
384 endif
385 ifeq ($(BIONIC),1)
386 LIBC_SUPPORT := 1
387 endif
388 ifeq ($(LIBC_SUPPORT),1)
389 msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
390
391 NO_LIBELF := 1
392 NO_DWARF := 1
393 NO_DEMANGLE := 1
394 NO_LIBUNWIND := 1
395 NO_LIBDW_DWARF_UNWIND := 1
396 NO_LIBBPF := 1
397 NO_JVMTI := 1
398 else
399 ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),)
400 ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0)
401 msg := $(error No libasan found, please install libasan);
402 endif
403 endif
404
405 ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),)
406 ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0)
407 msg := $(error No libubsan found, please install libubsan);
408 endif
409 endif
410
411 ifneq ($(filter s% -static%,$(LDFLAGS),),)
412 msg := $(error No static glibc found, please install glibc-static);
413 else
414 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
415 endif
416 endif
417 else
418 ifndef NO_LIBDW_DWARF_UNWIND
419 ifneq ($(feature-libdw-dwarf-unwind),1)
420 NO_LIBDW_DWARF_UNWIND := 1
421 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
422 endif
423 endif
424 ifneq ($(feature-dwarf), 1)
425 ifndef NO_DWARF
426 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
427 NO_DWARF := 1
428 endif
429 else
430 ifneq ($(feature-dwarf_getlocations), 1)
431 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
432 else
433 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
434 endif # dwarf_getlocations
435 endif # Dwarf support
436 endif # libelf support
437endif # NO_LIBELF
438
439ifeq ($(feature-glibc), 1)
440 CFLAGS += -DHAVE_GLIBC_SUPPORT
441endif
442
443ifeq ($(feature-libaio), 1)
444 ifndef NO_AIO
445 CFLAGS += -DHAVE_AIO_SUPPORT
446 endif
447endif
448
449ifdef NO_DWARF
450 NO_LIBDW_DWARF_UNWIND := 1
451endif
452
453ifeq ($(feature-sched_getcpu), 1)
454 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
455endif
456
457ifeq ($(feature-setns), 1)
458 CFLAGS += -DHAVE_SETNS_SUPPORT
459 $(call detected,CONFIG_SETNS)
460endif
461
462ifdef CORESIGHT
463 $(call feature_check,libopencsd)
464 ifeq ($(feature-libopencsd), 1)
465 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
466 ifeq ($(feature-reallocarray), 0)
467 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
468 endif
469 LDFLAGS += $(LIBOPENCSD_LDFLAGS)
470 EXTLIBS += $(OPENCSDLIBS)
471 $(call detected,CONFIG_LIBOPENCSD)
472 ifdef CSTRACE_RAW
473 CFLAGS += -DCS_DEBUG_RAW
474 ifeq (${CSTRACE_RAW}, packed)
475 CFLAGS += -DCS_RAW_PACKED
476 endif
477 endif
478 endif
479endif
480
481ifndef NO_LIBELF
482 CFLAGS += -DHAVE_LIBELF_SUPPORT
483 EXTLIBS += -lelf
484 $(call detected,CONFIG_LIBELF)
485
486 ifeq ($(feature-libelf-mmap), 1)
487 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
488 endif
489
490 ifeq ($(feature-libelf-getphdrnum), 1)
491 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
492 endif
493
494 ifeq ($(feature-libelf-gelf_getnote), 1)
495 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
496 else
497 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
498 endif
499
500 ifeq ($(feature-libelf-getshdrstrndx), 1)
501 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
502 endif
503
504 ifndef NO_LIBDEBUGINFOD
505 $(call feature_check,libdebuginfod)
506 ifeq ($(feature-libdebuginfod), 1)
507 CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT
508 EXTLIBS += -ldebuginfod
509 endif
510 endif
511
512 ifndef NO_DWARF
513 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
514 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
515 NO_DWARF := 1
516 else
517 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
518 LDFLAGS += $(LIBDW_LDFLAGS)
519 EXTLIBS += ${DWARFLIBS}
520 $(call detected,CONFIG_DWARF)
521 endif # PERF_HAVE_DWARF_REGS
522 endif # NO_DWARF
523
524 ifndef NO_LIBBPF
525 ifeq ($(feature-bpf), 1)
526 CFLAGS += -DHAVE_LIBBPF_SUPPORT
527 $(call detected,CONFIG_LIBBPF)
528
529 # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
530 $(call feature_check,libbpf)
531 ifdef LIBBPF_DYNAMIC
532 ifeq ($(feature-libbpf), 1)
533 EXTLIBS += -lbpf
534 else
535 dummy := $(error Error: No libbpf devel library found, please install libbpf-devel);
536 endif
537 endif
538 endif
539
540 ifndef NO_DWARF
541 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
542 CFLAGS += -DHAVE_BPF_PROLOGUE
543 $(call detected,CONFIG_BPF_PROLOGUE)
544 else
545 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
546 endif
547 else
548 msg := $(warning DWARF support is off, BPF prologue is disabled);
549 endif
550
551 endif # NO_LIBBPF
552endif # NO_LIBELF
553
554ifndef NO_SDT
555 ifneq ($(feature-sdt), 1)
556 msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
557 NO_SDT := 1;
558 else
559 CFLAGS += -DHAVE_SDT_EVENT
560 $(call detected,CONFIG_SDT_EVENT)
561 endif
562endif
563
564ifdef PERF_HAVE_JITDUMP
565 ifndef NO_LIBELF
566 $(call detected,CONFIG_JITDUMP)
567 CFLAGS += -DHAVE_JITDUMP
568 endif
569endif
570
571ifeq ($(SRCARCH),powerpc)
572 ifndef NO_DWARF
573 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
574 endif
575endif
576
577ifndef NO_LIBUNWIND
578 have_libunwind :=
579
580 $(call feature_check,libunwind-x86)
581 ifeq ($(feature-libunwind-x86), 1)
582 $(call detected,CONFIG_LIBUNWIND_X86)
583 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
584 LDFLAGS += -lunwind-x86
585 EXTLIBS_LIBUNWIND += -lunwind-x86
586 have_libunwind = 1
587 endif
588
589 $(call feature_check,libunwind-aarch64)
590 ifeq ($(feature-libunwind-aarch64), 1)
591 $(call detected,CONFIG_LIBUNWIND_AARCH64)
592 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
593 LDFLAGS += -lunwind-aarch64
594 EXTLIBS_LIBUNWIND += -lunwind-aarch64
595 have_libunwind = 1
596 $(call feature_check,libunwind-debug-frame-aarch64)
597 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
598 msg := $(warning No debug_frame support found in libunwind-aarch64);
599 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
600 endif
601 endif
602
603 ifneq ($(feature-libunwind), 1)
604 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
605 NO_LOCAL_LIBUNWIND := 1
606 else
607 have_libunwind := 1
608 $(call detected,CONFIG_LOCAL_LIBUNWIND)
609 endif
610
611 ifneq ($(have_libunwind), 1)
612 NO_LIBUNWIND := 1
613 endif
614else
615 NO_LOCAL_LIBUNWIND := 1
616endif
617
618ifndef NO_LIBBPF
619 ifneq ($(feature-bpf), 1)
620 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
621 NO_LIBBPF := 1
622 endif
623endif
624
625dwarf-post-unwind := 1
626dwarf-post-unwind-text := BUG
627
628# setup DWARF post unwinder
629ifdef NO_LIBUNWIND
630 ifdef NO_LIBDW_DWARF_UNWIND
631 msg := $(warning Disabling post unwind, no support found.);
632 dwarf-post-unwind := 0
633 else
634 dwarf-post-unwind-text := libdw
635 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
636 endif
637else
638 dwarf-post-unwind-text := libunwind
639 $(call detected,CONFIG_LIBUNWIND)
640 # Enable libunwind support by default.
641 ifndef NO_LIBDW_DWARF_UNWIND
642 NO_LIBDW_DWARF_UNWIND := 1
643 endif
644endif
645
646ifeq ($(dwarf-post-unwind),1)
647 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
648 $(call detected,CONFIG_DWARF_UNWIND)
649else
650 NO_DWARF_UNWIND := 1
651endif
652
653ifndef NO_LOCAL_LIBUNWIND
654 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
655 $(call feature_check,libunwind-debug-frame)
656 ifneq ($(feature-libunwind-debug-frame), 1)
657 msg := $(warning No debug_frame support found in libunwind);
658 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
659 endif
660 else
661 # non-ARM has no dwarf_find_debug_frame() function:
662 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
663 endif
664 EXTLIBS += $(LIBUNWIND_LIBS)
665 LDFLAGS += $(LIBUNWIND_LIBS)
666endif
667ifeq ($(findstring -static,${LDFLAGS}),-static)
668 # gcc -static links libgcc_eh which contans piece of libunwind
669 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
670endif
671
672ifndef NO_LIBUNWIND
673 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
674 CFLAGS += $(LIBUNWIND_CFLAGS)
675 LDFLAGS += $(LIBUNWIND_LDFLAGS)
676 EXTLIBS += $(EXTLIBS_LIBUNWIND)
677endif
678
679ifeq ($(NO_SYSCALL_TABLE),0)
680 $(call detected,CONFIG_TRACE)
681else
682 ifndef NO_LIBAUDIT
683 $(call feature_check,libaudit)
684 ifneq ($(feature-libaudit), 1)
685 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
686 NO_LIBAUDIT := 1
687 else
688 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
689 EXTLIBS += -laudit
690 $(call detected,CONFIG_TRACE)
691 endif
692 endif
693endif
694
695ifndef NO_LIBCRYPTO
696 ifneq ($(feature-libcrypto), 1)
697 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
698 NO_LIBCRYPTO := 1
699 else
700 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
701 EXTLIBS += -lcrypto
702 $(call detected,CONFIG_CRYPTO)
703 endif
704endif
705
706ifdef NO_NEWT
707 NO_SLANG=1
708endif
709
710ifndef NO_SLANG
711 ifneq ($(feature-libslang), 1)
712 ifneq ($(feature-libslang-include-subdir), 1)
713 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
714 NO_SLANG := 1
715 else
716 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
717 endif
718 endif
719 ifndef NO_SLANG
720 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
721 CFLAGS += -DHAVE_SLANG_SUPPORT
722 EXTLIBS += -lslang
723 $(call detected,CONFIG_SLANG)
724 endif
725endif
726
727ifndef NO_GTK2
728 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
729 ifneq ($(feature-gtk2), 1)
730 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
731 NO_GTK2 := 1
732 else
733 ifeq ($(feature-gtk2-infobar), 1)
734 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
735 endif
736 CFLAGS += -DHAVE_GTK2_SUPPORT
737 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
738 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
739 EXTLIBS += -ldl
740 endif
741endif
742
743ifdef NO_LIBPERL
744 CFLAGS += -DNO_LIBPERL
745else
746 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
747 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
748 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
749 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
750 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
751 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
752 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
753
754 ifneq ($(feature-libperl), 1)
755 CFLAGS += -DNO_LIBPERL
756 NO_LIBPERL := 1
757 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
758 else
759 LDFLAGS += $(PERL_EMBED_LDFLAGS)
760 EXTLIBS += $(PERL_EMBED_LIBADD)
761 CFLAGS += -DHAVE_LIBPERL_SUPPORT
762 $(call detected,CONFIG_LIBPERL)
763 endif
764endif
765
766ifeq ($(feature-timerfd), 1)
767 CFLAGS += -DHAVE_TIMERFD_SUPPORT
768else
769 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
770endif
771
772disable-python = $(eval $(disable-python_code))
773define disable-python_code
774 CFLAGS += -DNO_LIBPYTHON
775 $(warning $1)
776 NO_LIBPYTHON := 1
777endef
778
779ifdef NO_LIBPYTHON
780 $(call disable-python,Python support disabled by user)
781else
782
783 ifndef PYTHON
784 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
785 else
786 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
787
788 ifndef PYTHON_CONFIG
789 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
790 else
791
792 ifneq ($(feature-libpython), 1)
793 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
794 else
795 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
796 EXTLIBS += $(PYTHON_EMBED_LIBADD)
797 LANG_BINDINGS += $(obj-perf)python/perf.so
798 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
799 $(call detected,CONFIG_LIBPYTHON)
800 endif
801 endif
802 endif
803endif
804
805ifeq ($(feature-libbfd), 1)
806 EXTLIBS += -lbfd -lopcodes
807else
808 # we are on a system that requires -liberty and (maybe) -lz
809 # to link against -lbfd; test each case individually here
810
811 # call all detections now so we get correct
812 # status in VF output
813 $(call feature_check,libbfd-liberty)
814 $(call feature_check,libbfd-liberty-z)
815
816 ifeq ($(feature-libbfd-liberty), 1)
817 EXTLIBS += -lbfd -lopcodes -liberty
818 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
819 else
820 ifeq ($(feature-libbfd-liberty-z), 1)
821 EXTLIBS += -lbfd -lopcodes -liberty -lz
822 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
823 endif
824 endif
825 $(call feature_check,disassembler-four-args)
826endif
827
828ifdef NO_DEMANGLE
829 CFLAGS += -DNO_DEMANGLE
830else
831 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
832 EXTLIBS += -liberty
833 else
834 ifeq ($(filter -liberty,$(EXTLIBS)),)
835 $(call feature_check,cplus-demangle)
836
837 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
838 # or any of 'bfd iberty z' trinity
839 ifeq ($(feature-cplus-demangle), 1)
840 EXTLIBS += -liberty
841 else
842 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
843 CFLAGS += -DNO_DEMANGLE
844 endif
845 endif
846 endif
847
848 ifneq ($(filter -liberty,$(EXTLIBS)),)
849 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
850 endif
851endif
852
853ifneq ($(filter -lbfd,$(EXTLIBS)),)
854 CFLAGS += -DHAVE_LIBBFD_SUPPORT
855endif
856
857ifndef NO_ZLIB
858 ifeq ($(feature-zlib), 1)
859 CFLAGS += -DHAVE_ZLIB_SUPPORT
860 EXTLIBS += -lz
861 $(call detected,CONFIG_ZLIB)
862 else
863 NO_ZLIB := 1
864 endif
865endif
866
867ifndef NO_LZMA
868 ifeq ($(feature-lzma), 1)
869 CFLAGS += -DHAVE_LZMA_SUPPORT
870 EXTLIBS += -llzma
871 $(call detected,CONFIG_LZMA)
872 else
873 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
874 NO_LZMA := 1
875 endif
876endif
877
878ifndef NO_LIBZSTD
879 ifeq ($(feature-libzstd), 1)
880 CFLAGS += -DHAVE_ZSTD_SUPPORT
881 CFLAGS += $(LIBZSTD_CFLAGS)
882 LDFLAGS += $(LIBZSTD_LDFLAGS)
883 EXTLIBS += -lzstd
884 $(call detected,CONFIG_ZSTD)
885 else
886 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
887 NO_LIBZSTD := 1
888 endif
889endif
890
891ifndef NO_LIBCAP
892 ifeq ($(feature-libcap), 1)
893 CFLAGS += -DHAVE_LIBCAP_SUPPORT
894 EXTLIBS += -lcap
895 $(call detected,CONFIG_LIBCAP)
896 else
897 msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
898 NO_LIBCAP := 1
899 endif
900endif
901
902ifndef NO_BACKTRACE
903 ifeq ($(feature-backtrace), 1)
904 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
905 endif
906endif
907
908ifndef NO_LIBNUMA
909 ifeq ($(feature-libnuma), 0)
910 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
911 NO_LIBNUMA := 1
912 else
913 ifeq ($(feature-numa_num_possible_cpus), 0)
914 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
915 NO_LIBNUMA := 1
916 else
917 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
918 EXTLIBS += -lnuma
919 $(call detected,CONFIG_NUMA)
920 endif
921 endif
922endif
923
924ifdef HAVE_KVM_STAT_SUPPORT
925 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
926endif
927
928ifeq ($(feature-disassembler-four-args), 1)
929 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
930endif
931
932ifeq (${IS_64_BIT}, 1)
933 ifndef NO_PERF_READ_VDSO32
934 $(call feature_check,compile-32)
935 ifeq ($(feature-compile-32), 1)
936 CFLAGS += -DHAVE_PERF_READ_VDSO32
937 else
938 NO_PERF_READ_VDSO32 := 1
939 endif
940 endif
941 ifneq ($(SRCARCH), x86)
942 NO_PERF_READ_VDSOX32 := 1
943 endif
944 ifndef NO_PERF_READ_VDSOX32
945 $(call feature_check,compile-x32)
946 ifeq ($(feature-compile-x32), 1)
947 CFLAGS += -DHAVE_PERF_READ_VDSOX32
948 else
949 NO_PERF_READ_VDSOX32 := 1
950 endif
951 endif
952else
953 NO_PERF_READ_VDSO32 := 1
954 NO_PERF_READ_VDSOX32 := 1
955endif
956
957ifndef NO_LIBBABELTRACE
958 $(call feature_check,libbabeltrace)
959 ifeq ($(feature-libbabeltrace), 1)
960 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
961 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
962 EXTLIBS += -lbabeltrace-ctf
963 $(call detected,CONFIG_LIBBABELTRACE)
964 else
965 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
966 endif
967endif
968
969ifndef NO_AUXTRACE
970 ifeq ($(SRCARCH),x86)
971 ifeq ($(feature-get_cpuid), 0)
972 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
973 NO_AUXTRACE := 1
974 endif
975 endif
976 ifndef NO_AUXTRACE
977 $(call detected,CONFIG_AUXTRACE)
978 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
979 endif
980endif
981
982ifndef NO_JVMTI
983 ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
984 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
985 else
986 ifneq (,$(wildcard /usr/sbin/alternatives))
987 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
988 endif
989 endif
990 ifndef JDIR
991 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
992 NO_JVMTI := 1
993 endif
994endif
995
996ifndef NO_JVMTI
997 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
998 $(call feature_check,jvmti)
999 ifeq ($(feature-jvmti), 1)
1000 $(call detected_var,JDIR)
1001 ifndef NO_JVMTI_CMLR
1002 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
1003 $(call feature_check,jvmti-cmlr)
1004 ifeq ($(feature-jvmti-cmlr), 1)
1005 CFLAGS += -DHAVE_JVMTI_CMLR
1006 endif
1007 endif # NO_JVMTI_CMLR
1008 else
1009 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
1010 NO_JVMTI := 1
1011 endif
1012endif
1013
1014USE_CXX = 0
1015USE_CLANGLLVM = 0
1016ifdef LIBCLANGLLVM
1017 $(call feature_check,cxx)
1018 ifneq ($(feature-cxx), 1)
1019 msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
1020 else
1021 $(call feature_check,llvm)
1022 $(call feature_check,llvm-version)
1023 ifneq ($(feature-llvm), 1)
1024 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
1025 else
1026 $(call feature_check,clang)
1027 ifneq ($(feature-clang), 1)
1028 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
1029 else
1030 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
1031 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
1032 $(call detected,CONFIG_CXX)
1033 $(call detected,CONFIG_CLANGLLVM)
1034 USE_CXX = 1
1035 USE_LLVM = 1
1036 USE_CLANG = 1
1037 ifneq ($(feature-llvm-version),1)
1038 msg := $(warning This version of LLVM is not tested. May cause build errors)
1039 endif
1040 endif
1041 endif
1042 endif
1043endif
1044
1045ifdef LIBPFM4
1046 $(call feature_check,libpfm4)
1047 ifeq ($(feature-libpfm4), 1)
1048 CFLAGS += -DHAVE_LIBPFM
1049 EXTLIBS += -lpfm
1050 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1
1051 $(call detected,CONFIG_LIBPFM4)
1052 else
1053 msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev);
1054 NO_LIBPFM4 := 1
1055 endif
1056endif
1057
1058# Among the variables below, these:
1059# perfexecdir
1060# perf_include_dir
1061# perf_examples_dir
1062# template_dir
1063# mandir
1064# infodir
1065# htmldir
1066# ETC_PERFCONFIG (but not sysconfdir)
1067# can be specified as a relative path some/where/else;
1068# this is interpreted as relative to $(prefix) and "perf" at
1069# runtime figures out where they are based on the path to the executable.
1070# This can help installing the suite in a relocatable way.
1071
1072# Make the path relative to DESTDIR, not to prefix
1073ifndef DESTDIR
1074prefix ?= $(HOME)
1075endif
1076bindir_relative = bin
1077bindir = $(abspath $(prefix)/$(bindir_relative))
1078mandir = share/man
1079infodir = share/info
1080perfexecdir = libexec/perf-core
1081perf_include_dir = lib/perf/include
1082perf_examples_dir = lib/perf/examples
1083sharedir = $(prefix)/share
1084template_dir = share/perf-core/templates
1085STRACE_GROUPS_DIR = share/perf-core/strace/groups
1086htmldir = share/doc/perf-doc
1087tipdir = share/doc/perf-tip
1088srcdir = $(srctree)/tools/perf
1089ifeq ($(prefix),/usr)
1090sysconfdir = /etc
1091ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1092else
1093sysconfdir = $(prefix)/etc
1094ETC_PERFCONFIG = etc/perfconfig
1095endif
1096ifndef lib
1097ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1098lib = lib64
1099else
1100lib = lib
1101endif
1102endif # lib
1103libdir = $(prefix)/$(lib)
1104
1105# Shell quote (do not use $(call) to accommodate ancient setups);
1106ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1107STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1108DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1109bindir_SQ = $(subst ','\'',$(bindir))
1110mandir_SQ = $(subst ','\'',$(mandir))
1111infodir_SQ = $(subst ','\'',$(infodir))
1112perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1113perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1114perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1115template_dir_SQ = $(subst ','\'',$(template_dir))
1116htmldir_SQ = $(subst ','\'',$(htmldir))
1117tipdir_SQ = $(subst ','\'',$(tipdir))
1118prefix_SQ = $(subst ','\'',$(prefix))
1119sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1120libdir_SQ = $(subst ','\'',$(libdir))
1121srcdir_SQ = $(subst ','\'',$(srcdir))
1122
1123ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1124perfexec_instdir = $(perfexecdir)
1125perf_include_instdir = $(perf_include_dir)
1126perf_examples_instdir = $(perf_examples_dir)
1127STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1128tip_instdir = $(tipdir)
1129else
1130perfexec_instdir = $(prefix)/$(perfexecdir)
1131perf_include_instdir = $(prefix)/$(perf_include_dir)
1132perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1133STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1134tip_instdir = $(prefix)/$(tipdir)
1135endif
1136perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1137perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1138perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1139STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1140tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1141
1142# If we install to $(HOME) we keep the traceevent default:
1143# $(HOME)/.traceevent/plugins
1144# Otherwise we install plugins into the global $(libdir).
1145ifdef DESTDIR
1146plugindir=$(libdir)/traceevent/plugins
1147plugindir_SQ= $(subst ','\'',$(plugindir))
1148endif
1149
1150print_var = $(eval $(print_var_code)) $(info $(MSG))
1151define print_var_code
1152 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1153endef
1154
1155ifeq ($(VF),1)
1156 # Display EXTRA features which are detected manualy
1157 # from here with feature_check call and thus cannot
1158 # be partof global state output.
1159 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1160 $(call print_var,prefix)
1161 $(call print_var,bindir)
1162 $(call print_var,libdir)
1163 $(call print_var,sysconfdir)
1164 $(call print_var,LIBUNWIND_DIR)
1165 $(call print_var,LIBDW_DIR)
1166 $(call print_var,JDIR)
1167
1168 ifeq ($(dwarf-post-unwind),1)
1169 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1170 endif
1171 $(info )
1172endif
1173
1174$(call detected_var,bindir_SQ)
1175$(call detected_var,PYTHON_WORD)
1176ifneq ($(OUTPUT),)
1177$(call detected_var,OUTPUT)
1178endif
1179$(call detected_var,htmldir_SQ)
1180$(call detected_var,infodir_SQ)
1181$(call detected_var,mandir_SQ)
1182$(call detected_var,ETC_PERFCONFIG_SQ)
1183$(call detected_var,STRACE_GROUPS_DIR_SQ)
1184$(call detected_var,prefix_SQ)
1185$(call detected_var,perfexecdir_SQ)
1186$(call detected_var,perf_include_dir_SQ)
1187$(call detected_var,perf_examples_dir_SQ)
1188$(call detected_var,tipdir_SQ)
1189$(call detected_var,srcdir_SQ)
1190$(call detected_var,LIBDIR)
1191$(call detected_var,GTK_CFLAGS)
1192$(call detected_var,PERL_EMBED_CCOPTS)
1193$(call detected_var,PYTHON_EMBED_CCOPTS)