Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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) $(filter-out -Wnested-externs,$(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 python2 or python
227# aren't found, then python3 is used.
228PYTHON_AUTO := python
229PYTHON_AUTO := $(if $(call get-executable,python3),python3,$(PYTHON_AUTO))
230PYTHON_AUTO := $(if $(call get-executable,python),python,$(PYTHON_AUTO))
231PYTHON_AUTO := $(if $(call get-executable,python2),python2,$(PYTHON_AUTO))
232override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON_AUTO))
233PYTHON_AUTO_CONFIG := \
234 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
235override PYTHON_CONFIG := \
236 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO_CONFIG))
237
238grep-libs = $(filter -l%,$(1))
239strip-libs = $(filter-out -l%,$(1))
240
241PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
242
243# Python 3.8 changed the output of `python-config --ldflags` to not include the
244# '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
245# libpython fails if that flag is not included in LDFLAGS
246ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
247 PYTHON_CONFIG_LDFLAGS := --ldflags --embed
248else
249 PYTHON_CONFIG_LDFLAGS := --ldflags
250endif
251
252ifdef PYTHON_CONFIG
253 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null)
254 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
255 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
256 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
257 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
258endif
259
260FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
261FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
262FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
263FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
264
265FEATURE_CHECK_LDFLAGS-libaio = -lrt
266
267FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
268
269CORE_CFLAGS += -fno-omit-frame-pointer
270CORE_CFLAGS += -ggdb3
271CORE_CFLAGS += -funwind-tables
272CORE_CFLAGS += -Wall
273CORE_CFLAGS += -Wextra
274CORE_CFLAGS += -std=gnu99
275
276CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
277CXXFLAGS += -Wall
278CXXFLAGS += -fno-omit-frame-pointer
279CXXFLAGS += -ggdb3
280CXXFLAGS += -funwind-tables
281CXXFLAGS += -Wno-strict-aliasing
282
283# Enforce a non-executable stack, as we may regress (again) in the future by
284# adding assembler files missing the .GNU-stack linker note.
285LDFLAGS += -Wl,-z,noexecstack
286
287EXTLIBS = -lpthread -lrt -lm -ldl
288
289ifneq ($(TCMALLOC),)
290 CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
291 EXTLIBS += -ltcmalloc
292endif
293
294ifeq ($(FEATURES_DUMP),)
295include $(srctree)/tools/build/Makefile.feature
296else
297include $(FEATURES_DUMP)
298endif
299
300ifeq ($(feature-stackprotector-all), 1)
301 CORE_CFLAGS += -fstack-protector-all
302endif
303
304ifeq ($(DEBUG),0)
305 ifeq ($(feature-fortify-source), 1)
306 CORE_CFLAGS += -D_FORTIFY_SOURCE=2
307 endif
308endif
309
310INC_FLAGS += -I$(srctree)/tools/lib/perf/include
311INC_FLAGS += -I$(src-perf)/util/include
312INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
313INC_FLAGS += -I$(srctree)/tools/include/
314INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
315INC_FLAGS += -I$(srctree)/tools/include/uapi
316INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
317INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
318
319# $(obj-perf) for generated common-cmds.h
320# $(obj-perf)/util for generated bison/flex headers
321ifneq ($(OUTPUT),)
322INC_FLAGS += -I$(obj-perf)/util
323INC_FLAGS += -I$(obj-perf)
324endif
325
326INC_FLAGS += -I$(src-perf)/util
327INC_FLAGS += -I$(src-perf)
328INC_FLAGS += -I$(srctree)/tools/lib/
329
330CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
331
332CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS)
333CXXFLAGS += $(INC_FLAGS)
334
335LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
336
337ifeq ($(feature-sync-compare-and-swap), 1)
338 CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
339endif
340
341ifeq ($(feature-pthread-attr-setaffinity-np), 1)
342 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
343endif
344
345ifeq ($(feature-pthread-barrier), 1)
346 CFLAGS += -DHAVE_PTHREAD_BARRIER
347endif
348
349ifndef NO_BIONIC
350 $(call feature_check,bionic)
351 ifeq ($(feature-bionic), 1)
352 BIONIC := 1
353 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
354 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
355 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
356 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
357 endif
358endif
359
360ifeq ($(feature-eventfd), 1)
361 CFLAGS += -DHAVE_EVENTFD_SUPPORT
362endif
363
364ifeq ($(feature-get_current_dir_name), 1)
365 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
366endif
367
368ifeq ($(feature-gettid), 1)
369 CFLAGS += -DHAVE_GETTID
370endif
371
372ifeq ($(feature-file-handle), 1)
373 CFLAGS += -DHAVE_FILE_HANDLE
374endif
375
376ifdef NO_LIBELF
377 NO_DWARF := 1
378 NO_DEMANGLE := 1
379 NO_LIBUNWIND := 1
380 NO_LIBDW_DWARF_UNWIND := 1
381 NO_LIBBPF := 1
382 NO_JVMTI := 1
383else
384 ifeq ($(feature-libelf), 0)
385 ifeq ($(feature-glibc), 1)
386 LIBC_SUPPORT := 1
387 endif
388 ifeq ($(BIONIC),1)
389 LIBC_SUPPORT := 1
390 endif
391 ifeq ($(LIBC_SUPPORT),1)
392 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);
393
394 NO_LIBELF := 1
395 NO_DWARF := 1
396 NO_DEMANGLE := 1
397 NO_LIBUNWIND := 1
398 NO_LIBDW_DWARF_UNWIND := 1
399 NO_LIBBPF := 1
400 NO_JVMTI := 1
401 else
402 ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),)
403 ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0)
404 msg := $(error No libasan found, please install libasan);
405 endif
406 endif
407
408 ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),)
409 ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0)
410 msg := $(error No libubsan found, please install libubsan);
411 endif
412 endif
413
414 ifneq ($(filter s% -static%,$(LDFLAGS),),)
415 msg := $(error No static glibc found, please install glibc-static);
416 else
417 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
418 endif
419 endif
420 else
421 ifndef NO_LIBDW_DWARF_UNWIND
422 ifneq ($(feature-libdw-dwarf-unwind),1)
423 NO_LIBDW_DWARF_UNWIND := 1
424 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
425 endif
426 endif
427 ifneq ($(feature-dwarf), 1)
428 ifndef NO_DWARF
429 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);
430 NO_DWARF := 1
431 endif
432 else
433 ifneq ($(feature-dwarf_getlocations), 1)
434 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
435 else
436 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
437 endif # dwarf_getlocations
438 endif # Dwarf support
439 endif # libelf support
440endif # NO_LIBELF
441
442ifeq ($(feature-glibc), 1)
443 CFLAGS += -DHAVE_GLIBC_SUPPORT
444endif
445
446ifeq ($(feature-libaio), 1)
447 ifndef NO_AIO
448 CFLAGS += -DHAVE_AIO_SUPPORT
449 endif
450endif
451
452ifdef NO_DWARF
453 NO_LIBDW_DWARF_UNWIND := 1
454endif
455
456ifeq ($(feature-sched_getcpu), 1)
457 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
458endif
459
460ifeq ($(feature-setns), 1)
461 CFLAGS += -DHAVE_SETNS_SUPPORT
462 $(call detected,CONFIG_SETNS)
463endif
464
465ifdef CORESIGHT
466 $(call feature_check,libopencsd)
467 ifeq ($(feature-libopencsd), 1)
468 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
469 ifeq ($(feature-reallocarray), 0)
470 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
471 endif
472 LDFLAGS += $(LIBOPENCSD_LDFLAGS)
473 EXTLIBS += $(OPENCSDLIBS)
474 $(call detected,CONFIG_LIBOPENCSD)
475 ifdef CSTRACE_RAW
476 CFLAGS += -DCS_DEBUG_RAW
477 ifeq (${CSTRACE_RAW}, packed)
478 CFLAGS += -DCS_RAW_PACKED
479 endif
480 endif
481 endif
482endif
483
484ifndef NO_LIBELF
485 CFLAGS += -DHAVE_LIBELF_SUPPORT
486 EXTLIBS += -lelf
487 $(call detected,CONFIG_LIBELF)
488
489 ifeq ($(feature-libelf-getphdrnum), 1)
490 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
491 endif
492
493 ifeq ($(feature-libelf-gelf_getnote), 1)
494 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
495 else
496 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
497 endif
498
499 ifeq ($(feature-libelf-getshdrstrndx), 1)
500 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
501 endif
502
503 ifndef NO_LIBDEBUGINFOD
504 $(call feature_check,libdebuginfod)
505 ifeq ($(feature-libdebuginfod), 1)
506 CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT
507 EXTLIBS += -ldebuginfod
508 endif
509 endif
510
511 ifndef NO_DWARF
512 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
513 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
514 NO_DWARF := 1
515 else
516 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
517 LDFLAGS += $(LIBDW_LDFLAGS)
518 EXTLIBS += ${DWARFLIBS}
519 $(call detected,CONFIG_DWARF)
520 endif # PERF_HAVE_DWARF_REGS
521 endif # NO_DWARF
522
523 ifndef NO_LIBBPF
524 ifeq ($(feature-bpf), 1)
525 CFLAGS += -DHAVE_LIBBPF_SUPPORT
526 $(call detected,CONFIG_LIBBPF)
527
528 # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
529 $(call feature_check,libbpf)
530 ifdef LIBBPF_DYNAMIC
531 ifeq ($(feature-libbpf), 1)
532 EXTLIBS += -lbpf
533 else
534 dummy := $(error Error: No libbpf devel library found, please install libbpf-devel);
535 endif
536 endif
537 endif
538
539 ifndef NO_DWARF
540 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
541 CFLAGS += -DHAVE_BPF_PROLOGUE
542 $(call detected,CONFIG_BPF_PROLOGUE)
543 else
544 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
545 endif
546 else
547 msg := $(warning DWARF support is off, BPF prologue is disabled);
548 endif
549
550 endif # NO_LIBBPF
551endif # NO_LIBELF
552
553ifndef NO_SDT
554 ifneq ($(feature-sdt), 1)
555 msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
556 NO_SDT := 1;
557 else
558 CFLAGS += -DHAVE_SDT_EVENT
559 $(call detected,CONFIG_SDT_EVENT)
560 endif
561endif
562
563ifdef PERF_HAVE_JITDUMP
564 ifndef NO_LIBELF
565 $(call detected,CONFIG_JITDUMP)
566 CFLAGS += -DHAVE_JITDUMP
567 endif
568endif
569
570ifeq ($(SRCARCH),powerpc)
571 ifndef NO_DWARF
572 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
573 endif
574endif
575
576ifndef NO_LIBUNWIND
577 have_libunwind :=
578
579 $(call feature_check,libunwind-x86)
580 ifeq ($(feature-libunwind-x86), 1)
581 $(call detected,CONFIG_LIBUNWIND_X86)
582 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
583 LDFLAGS += -lunwind-x86
584 EXTLIBS_LIBUNWIND += -lunwind-x86
585 have_libunwind = 1
586 endif
587
588 $(call feature_check,libunwind-aarch64)
589 ifeq ($(feature-libunwind-aarch64), 1)
590 $(call detected,CONFIG_LIBUNWIND_AARCH64)
591 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
592 LDFLAGS += -lunwind-aarch64
593 EXTLIBS_LIBUNWIND += -lunwind-aarch64
594 have_libunwind = 1
595 $(call feature_check,libunwind-debug-frame-aarch64)
596 ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
597 msg := $(warning No debug_frame support found in libunwind-aarch64);
598 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
599 endif
600 endif
601
602 ifneq ($(feature-libunwind), 1)
603 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
604 NO_LOCAL_LIBUNWIND := 1
605 else
606 have_libunwind := 1
607 $(call detected,CONFIG_LOCAL_LIBUNWIND)
608 endif
609
610 ifneq ($(have_libunwind), 1)
611 NO_LIBUNWIND := 1
612 endif
613else
614 NO_LOCAL_LIBUNWIND := 1
615endif
616
617ifndef NO_LIBBPF
618 ifneq ($(feature-bpf), 1)
619 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
620 NO_LIBBPF := 1
621 endif
622endif
623
624ifdef BUILD_BPF_SKEL
625 $(call feature_check,clang-bpf-co-re)
626 ifeq ($(feature-clang-bpf-co-re), 0)
627 dummy := $(error Error: clang too old. Please install recent clang)
628 endif
629 $(call detected,CONFIG_PERF_BPF_SKEL)
630 CFLAGS += -DHAVE_BPF_SKEL
631endif
632
633dwarf-post-unwind := 1
634dwarf-post-unwind-text := BUG
635
636# setup DWARF post unwinder
637ifdef NO_LIBUNWIND
638 ifdef NO_LIBDW_DWARF_UNWIND
639 msg := $(warning Disabling post unwind, no support found.);
640 dwarf-post-unwind := 0
641 else
642 dwarf-post-unwind-text := libdw
643 $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
644 endif
645else
646 dwarf-post-unwind-text := libunwind
647 $(call detected,CONFIG_LIBUNWIND)
648 # Enable libunwind support by default.
649 ifndef NO_LIBDW_DWARF_UNWIND
650 NO_LIBDW_DWARF_UNWIND := 1
651 endif
652endif
653
654ifeq ($(dwarf-post-unwind),1)
655 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
656 $(call detected,CONFIG_DWARF_UNWIND)
657else
658 NO_DWARF_UNWIND := 1
659endif
660
661ifndef NO_LOCAL_LIBUNWIND
662 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
663 $(call feature_check,libunwind-debug-frame)
664 ifneq ($(feature-libunwind-debug-frame), 1)
665 msg := $(warning No debug_frame support found in libunwind);
666 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
667 endif
668 else
669 # non-ARM has no dwarf_find_debug_frame() function:
670 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
671 endif
672 EXTLIBS += $(LIBUNWIND_LIBS)
673 LDFLAGS += $(LIBUNWIND_LIBS)
674endif
675ifeq ($(findstring -static,${LDFLAGS}),-static)
676 # gcc -static links libgcc_eh which contans piece of libunwind
677 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
678endif
679
680ifndef NO_LIBUNWIND
681 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
682 CFLAGS += $(LIBUNWIND_CFLAGS)
683 LDFLAGS += $(LIBUNWIND_LDFLAGS)
684 EXTLIBS += $(EXTLIBS_LIBUNWIND)
685endif
686
687ifeq ($(NO_SYSCALL_TABLE),0)
688 $(call detected,CONFIG_TRACE)
689else
690 ifndef NO_LIBAUDIT
691 $(call feature_check,libaudit)
692 ifneq ($(feature-libaudit), 1)
693 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
694 NO_LIBAUDIT := 1
695 else
696 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
697 EXTLIBS += -laudit
698 $(call detected,CONFIG_TRACE)
699 endif
700 endif
701endif
702
703ifndef NO_LIBCRYPTO
704 ifneq ($(feature-libcrypto), 1)
705 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
706 NO_LIBCRYPTO := 1
707 else
708 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
709 EXTLIBS += -lcrypto
710 $(call detected,CONFIG_CRYPTO)
711 endif
712endif
713
714ifdef NO_NEWT
715 NO_SLANG=1
716endif
717
718ifndef NO_SLANG
719 ifneq ($(feature-libslang), 1)
720 ifneq ($(feature-libslang-include-subdir), 1)
721 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
722 NO_SLANG := 1
723 else
724 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
725 endif
726 endif
727 ifndef NO_SLANG
728 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
729 CFLAGS += -DHAVE_SLANG_SUPPORT
730 EXTLIBS += -lslang
731 $(call detected,CONFIG_SLANG)
732 endif
733endif
734
735ifdef GTK2
736 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
737 $(call feature_check,gtk2)
738 ifneq ($(feature-gtk2), 1)
739 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
740 NO_GTK2 := 1
741 else
742 $(call feature_check,gtk2-infobar)
743 ifeq ($(feature-gtk2-infobar), 1)
744 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
745 endif
746 CFLAGS += -DHAVE_GTK2_SUPPORT
747 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
748 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
749 EXTLIBS += -ldl
750 endif
751endif
752
753ifdef NO_LIBPERL
754 CFLAGS += -DNO_LIBPERL
755else
756 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
757 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
758 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
759 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
760 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
761 PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS))
762 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
763 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
764
765 ifneq ($(feature-libperl), 1)
766 CFLAGS += -DNO_LIBPERL
767 NO_LIBPERL := 1
768 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
769 else
770 LDFLAGS += $(PERL_EMBED_LDFLAGS)
771 EXTLIBS += $(PERL_EMBED_LIBADD)
772 CFLAGS += -DHAVE_LIBPERL_SUPPORT
773 $(call detected,CONFIG_LIBPERL)
774 endif
775endif
776
777ifeq ($(feature-timerfd), 1)
778 CFLAGS += -DHAVE_TIMERFD_SUPPORT
779else
780 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
781endif
782
783disable-python = $(eval $(disable-python_code))
784define disable-python_code
785 CFLAGS += -DNO_LIBPYTHON
786 $(warning $1)
787 NO_LIBPYTHON := 1
788endef
789
790ifdef NO_LIBPYTHON
791 $(call disable-python,Python support disabled by user)
792else
793
794 ifndef PYTHON
795 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
796 else
797 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
798
799 ifndef PYTHON_CONFIG
800 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
801 else
802
803 ifneq ($(feature-libpython), 1)
804 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
805 else
806 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
807 EXTLIBS += $(PYTHON_EMBED_LIBADD)
808 LANG_BINDINGS += $(obj-perf)python/perf.so
809 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
810 $(call detected,CONFIG_LIBPYTHON)
811 endif
812 endif
813 endif
814endif
815
816ifeq ($(feature-libbfd), 1)
817 EXTLIBS += -lbfd -lopcodes
818else
819 # we are on a system that requires -liberty and (maybe) -lz
820 # to link against -lbfd; test each case individually here
821
822 # call all detections now so we get correct
823 # status in VF output
824 $(call feature_check,libbfd-liberty)
825 $(call feature_check,libbfd-liberty-z)
826
827 ifeq ($(feature-libbfd-liberty), 1)
828 EXTLIBS += -lbfd -lopcodes -liberty
829 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
830 else
831 ifeq ($(feature-libbfd-liberty-z), 1)
832 EXTLIBS += -lbfd -lopcodes -liberty -lz
833 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
834 endif
835 endif
836 $(call feature_check,disassembler-four-args)
837endif
838
839ifeq ($(feature-libbfd-buildid), 1)
840 CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT
841else
842 msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available);
843endif
844
845ifdef NO_DEMANGLE
846 CFLAGS += -DNO_DEMANGLE
847else
848 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
849 EXTLIBS += -liberty
850 else
851 ifeq ($(filter -liberty,$(EXTLIBS)),)
852 $(call feature_check,cplus-demangle)
853
854 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
855 # or any of 'bfd iberty z' trinity
856 ifeq ($(feature-cplus-demangle), 1)
857 EXTLIBS += -liberty
858 else
859 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
860 CFLAGS += -DNO_DEMANGLE
861 endif
862 endif
863 endif
864
865 ifneq ($(filter -liberty,$(EXTLIBS)),)
866 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
867 endif
868endif
869
870ifneq ($(filter -lbfd,$(EXTLIBS)),)
871 CFLAGS += -DHAVE_LIBBFD_SUPPORT
872endif
873
874ifndef NO_ZLIB
875 ifeq ($(feature-zlib), 1)
876 CFLAGS += -DHAVE_ZLIB_SUPPORT
877 EXTLIBS += -lz
878 $(call detected,CONFIG_ZLIB)
879 else
880 NO_ZLIB := 1
881 endif
882endif
883
884ifndef NO_LZMA
885 ifeq ($(feature-lzma), 1)
886 CFLAGS += -DHAVE_LZMA_SUPPORT
887 EXTLIBS += -llzma
888 $(call detected,CONFIG_LZMA)
889 else
890 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
891 NO_LZMA := 1
892 endif
893endif
894
895ifndef NO_LIBZSTD
896 ifeq ($(feature-libzstd), 1)
897 CFLAGS += -DHAVE_ZSTD_SUPPORT
898 CFLAGS += $(LIBZSTD_CFLAGS)
899 LDFLAGS += $(LIBZSTD_LDFLAGS)
900 EXTLIBS += -lzstd
901 $(call detected,CONFIG_ZSTD)
902 else
903 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
904 NO_LIBZSTD := 1
905 endif
906endif
907
908ifndef NO_LIBCAP
909 ifeq ($(feature-libcap), 1)
910 CFLAGS += -DHAVE_LIBCAP_SUPPORT
911 EXTLIBS += -lcap
912 $(call detected,CONFIG_LIBCAP)
913 else
914 msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
915 NO_LIBCAP := 1
916 endif
917endif
918
919ifndef NO_BACKTRACE
920 ifeq ($(feature-backtrace), 1)
921 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
922 endif
923endif
924
925ifndef NO_LIBNUMA
926 ifeq ($(feature-libnuma), 0)
927 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
928 NO_LIBNUMA := 1
929 else
930 ifeq ($(feature-numa_num_possible_cpus), 0)
931 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
932 NO_LIBNUMA := 1
933 else
934 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
935 EXTLIBS += -lnuma
936 $(call detected,CONFIG_NUMA)
937 endif
938 endif
939endif
940
941ifdef HAVE_KVM_STAT_SUPPORT
942 CFLAGS += -DHAVE_KVM_STAT_SUPPORT
943endif
944
945ifeq ($(feature-disassembler-four-args), 1)
946 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
947endif
948
949ifeq (${IS_64_BIT}, 1)
950 ifndef NO_PERF_READ_VDSO32
951 $(call feature_check,compile-32)
952 ifeq ($(feature-compile-32), 1)
953 CFLAGS += -DHAVE_PERF_READ_VDSO32
954 else
955 NO_PERF_READ_VDSO32 := 1
956 endif
957 endif
958 ifneq ($(SRCARCH), x86)
959 NO_PERF_READ_VDSOX32 := 1
960 endif
961 ifndef NO_PERF_READ_VDSOX32
962 $(call feature_check,compile-x32)
963 ifeq ($(feature-compile-x32), 1)
964 CFLAGS += -DHAVE_PERF_READ_VDSOX32
965 else
966 NO_PERF_READ_VDSOX32 := 1
967 endif
968 endif
969else
970 NO_PERF_READ_VDSO32 := 1
971 NO_PERF_READ_VDSOX32 := 1
972endif
973
974ifndef NO_LIBBABELTRACE
975 $(call feature_check,libbabeltrace)
976 ifeq ($(feature-libbabeltrace), 1)
977 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
978 LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
979 EXTLIBS += -lbabeltrace-ctf
980 $(call detected,CONFIG_LIBBABELTRACE)
981 else
982 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
983 endif
984endif
985
986ifndef NO_AUXTRACE
987 ifeq ($(SRCARCH),x86)
988 ifeq ($(feature-get_cpuid), 0)
989 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
990 NO_AUXTRACE := 1
991 endif
992 endif
993 ifndef NO_AUXTRACE
994 $(call detected,CONFIG_AUXTRACE)
995 CFLAGS += -DHAVE_AUXTRACE_SUPPORT
996 endif
997endif
998
999ifndef NO_JVMTI
1000 ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
1001 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
1002 else
1003 ifneq (,$(wildcard /usr/sbin/alternatives))
1004 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
1005 endif
1006 endif
1007 ifndef JDIR
1008 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
1009 NO_JVMTI := 1
1010 endif
1011endif
1012
1013ifndef NO_JVMTI
1014 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
1015 $(call feature_check,jvmti)
1016 ifeq ($(feature-jvmti), 1)
1017 $(call detected_var,JDIR)
1018 ifndef NO_JVMTI_CMLR
1019 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
1020 $(call feature_check,jvmti-cmlr)
1021 ifeq ($(feature-jvmti-cmlr), 1)
1022 CFLAGS += -DHAVE_JVMTI_CMLR
1023 endif
1024 endif # NO_JVMTI_CMLR
1025 else
1026 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
1027 NO_JVMTI := 1
1028 endif
1029endif
1030
1031USE_CXX = 0
1032USE_CLANGLLVM = 0
1033ifdef LIBCLANGLLVM
1034 $(call feature_check,cxx)
1035 ifneq ($(feature-cxx), 1)
1036 msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
1037 else
1038 $(call feature_check,llvm)
1039 $(call feature_check,llvm-version)
1040 ifneq ($(feature-llvm), 1)
1041 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
1042 else
1043 $(call feature_check,clang)
1044 ifneq ($(feature-clang), 1)
1045 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
1046 else
1047 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
1048 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
1049 $(call detected,CONFIG_CXX)
1050 $(call detected,CONFIG_CLANGLLVM)
1051 USE_CXX = 1
1052 USE_LLVM = 1
1053 USE_CLANG = 1
1054 ifneq ($(feature-llvm-version),1)
1055 msg := $(warning This version of LLVM is not tested. May cause build errors)
1056 endif
1057 endif
1058 endif
1059 endif
1060endif
1061
1062ifdef LIBPFM4
1063 $(call feature_check,libpfm4)
1064 ifeq ($(feature-libpfm4), 1)
1065 CFLAGS += -DHAVE_LIBPFM
1066 EXTLIBS += -lpfm
1067 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1
1068 $(call detected,CONFIG_LIBPFM4)
1069 else
1070 msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev);
1071 NO_LIBPFM4 := 1
1072 endif
1073endif
1074
1075# Among the variables below, these:
1076# perfexecdir
1077# perf_include_dir
1078# perf_examples_dir
1079# template_dir
1080# mandir
1081# infodir
1082# htmldir
1083# ETC_PERFCONFIG (but not sysconfdir)
1084# can be specified as a relative path some/where/else;
1085# this is interpreted as relative to $(prefix) and "perf" at
1086# runtime figures out where they are based on the path to the executable.
1087# This can help installing the suite in a relocatable way.
1088
1089# Make the path relative to DESTDIR, not to prefix
1090ifndef DESTDIR
1091prefix ?= $(HOME)
1092endif
1093bindir_relative = bin
1094bindir = $(abspath $(prefix)/$(bindir_relative))
1095mandir = share/man
1096infodir = share/info
1097perfexecdir = libexec/perf-core
1098perf_include_dir = lib/perf/include
1099perf_examples_dir = lib/perf/examples
1100sharedir = $(prefix)/share
1101template_dir = share/perf-core/templates
1102STRACE_GROUPS_DIR = share/perf-core/strace/groups
1103htmldir = share/doc/perf-doc
1104tipdir = share/doc/perf-tip
1105srcdir = $(srctree)/tools/perf
1106ifeq ($(prefix),/usr)
1107sysconfdir = /etc
1108ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1109else
1110sysconfdir = $(prefix)/etc
1111ETC_PERFCONFIG = etc/perfconfig
1112endif
1113ifndef lib
1114ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1115lib = lib64
1116else
1117lib = lib
1118endif
1119endif # lib
1120libdir = $(prefix)/$(lib)
1121
1122# Shell quote (do not use $(call) to accommodate ancient setups);
1123ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1124STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1125DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1126bindir_SQ = $(subst ','\'',$(bindir))
1127mandir_SQ = $(subst ','\'',$(mandir))
1128infodir_SQ = $(subst ','\'',$(infodir))
1129perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1130perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1131perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1132template_dir_SQ = $(subst ','\'',$(template_dir))
1133htmldir_SQ = $(subst ','\'',$(htmldir))
1134tipdir_SQ = $(subst ','\'',$(tipdir))
1135prefix_SQ = $(subst ','\'',$(prefix))
1136sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1137libdir_SQ = $(subst ','\'',$(libdir))
1138srcdir_SQ = $(subst ','\'',$(srcdir))
1139
1140ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1141perfexec_instdir = $(perfexecdir)
1142perf_include_instdir = $(perf_include_dir)
1143perf_examples_instdir = $(perf_examples_dir)
1144STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1145tip_instdir = $(tipdir)
1146else
1147perfexec_instdir = $(prefix)/$(perfexecdir)
1148perf_include_instdir = $(prefix)/$(perf_include_dir)
1149perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1150STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1151tip_instdir = $(prefix)/$(tipdir)
1152endif
1153perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1154perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1155perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1156STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1157tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1158
1159# If we install to $(HOME) we keep the traceevent default:
1160# $(HOME)/.traceevent/plugins
1161# Otherwise we install plugins into the global $(libdir).
1162ifdef DESTDIR
1163plugindir=$(libdir)/traceevent/plugins
1164plugindir_SQ= $(subst ','\'',$(plugindir))
1165endif
1166
1167print_var = $(eval $(print_var_code)) $(info $(MSG))
1168define print_var_code
1169 MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1170endef
1171
1172ifeq ($(VF),1)
1173 # Display EXTRA features which are detected manualy
1174 # from here with feature_check call and thus cannot
1175 # be partof global state output.
1176 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1177 $(call print_var,prefix)
1178 $(call print_var,bindir)
1179 $(call print_var,libdir)
1180 $(call print_var,sysconfdir)
1181 $(call print_var,LIBUNWIND_DIR)
1182 $(call print_var,LIBDW_DIR)
1183 $(call print_var,JDIR)
1184
1185 ifeq ($(dwarf-post-unwind),1)
1186 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1187 endif
1188 $(info )
1189endif
1190
1191$(call detected_var,bindir_SQ)
1192$(call detected_var,PYTHON_WORD)
1193ifneq ($(OUTPUT),)
1194$(call detected_var,OUTPUT)
1195endif
1196$(call detected_var,htmldir_SQ)
1197$(call detected_var,infodir_SQ)
1198$(call detected_var,mandir_SQ)
1199$(call detected_var,ETC_PERFCONFIG_SQ)
1200$(call detected_var,STRACE_GROUPS_DIR_SQ)
1201$(call detected_var,prefix_SQ)
1202$(call detected_var,perfexecdir_SQ)
1203$(call detected_var,perf_include_dir_SQ)
1204$(call detected_var,perf_examples_dir_SQ)
1205$(call detected_var,tipdir_SQ)
1206$(call detected_var,srcdir_SQ)
1207$(call detected_var,LIBDIR)
1208$(call detected_var,GTK_CFLAGS)
1209$(call detected_var,PERL_EMBED_CCOPTS)
1210$(call detected_var,PYTHON_EMBED_CCOPTS)