xref: /openbmc/linux/tools/perf/Makefile.config (revision 7d94ab16) 
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  CORE_CFLAGS += -Werror
192  CXXFLAGS += -Werror
193endif
194
195ifndef DEBUG
196  DEBUG := 0
197endif
198
199ifeq ($(DEBUG),0)
200ifeq ($(CC_NO_CLANG), 0)
201  CORE_CFLAGS += -O3
202else
203  CORE_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 := $(PYTHON_EMBED_LDOPTS)
243
244FEATURE_CHECK_LDFLAGS-libaio = -lrt
245
246FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
247
248CORE_CFLAGS += -fno-omit-frame-pointer
249CORE_CFLAGS += -ggdb3
250CORE_CFLAGS += -funwind-tables
251CORE_CFLAGS += -Wall
252CORE_CFLAGS += -Wextra
253CORE_CFLAGS += -std=gnu99
254
255CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
256CXXFLAGS += -Wall
257CXXFLAGS += -fno-omit-frame-pointer
258CXXFLAGS += -ggdb3
259CXXFLAGS += -funwind-tables
260CXXFLAGS += -Wno-strict-aliasing
261
262# Enforce a non-executable stack, as we may regress (again) in the future by
263# adding assembler files missing the .GNU-stack linker note.
264LDFLAGS += -Wl,-z,noexecstack
265
266EXTLIBS = -lpthread -lrt -lm -ldl
267
268ifneq ($(TCMALLOC),)
269  CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
270  EXTLIBS += -ltcmalloc
271endif
272
273ifeq ($(FEATURES_DUMP),)
274include $(srctree)/tools/build/Makefile.feature
275else
276include $(FEATURES_DUMP)
277endif
278
279ifeq ($(feature-stackprotector-all), 1)
280  CORE_CFLAGS += -fstack-protector-all
281endif
282
283ifeq ($(DEBUG),0)
284  ifeq ($(feature-fortify-source), 1)
285    CORE_CFLAGS += -D_FORTIFY_SOURCE=2
286  endif
287endif
288
289INC_FLAGS += -I$(srctree)/tools/lib/perf/include
290INC_FLAGS += -I$(src-perf)/util/include
291INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
292INC_FLAGS += -I$(srctree)/tools/include/
293INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
294INC_FLAGS += -I$(srctree)/tools/include/uapi
295INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
296INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
297
298# $(obj-perf)      for generated common-cmds.h
299# $(obj-perf)/util for generated bison/flex headers
300ifneq ($(OUTPUT),)
301INC_FLAGS += -I$(obj-perf)/util
302INC_FLAGS += -I$(obj-perf)
303endif
304
305INC_FLAGS += -I$(src-perf)/util
306INC_FLAGS += -I$(src-perf)
307INC_FLAGS += -I$(srctree)/tools/lib/
308
309CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
310
311CFLAGS   += $(CORE_CFLAGS) $(INC_FLAGS)
312CXXFLAGS += $(INC_FLAGS)
313
314LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
315
316ifeq ($(feature-sync-compare-and-swap), 1)
317  CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
318endif
319
320ifeq ($(feature-pthread-attr-setaffinity-np), 1)
321  CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
322endif
323
324ifeq ($(feature-pthread-barrier), 1)
325  CFLAGS += -DHAVE_PTHREAD_BARRIER
326endif
327
328ifndef NO_BIONIC
329  $(call feature_check,bionic)
330  ifeq ($(feature-bionic), 1)
331    BIONIC := 1
332    CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
333    CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
334    EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
335    EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
336  endif
337endif
338
339ifeq ($(feature-eventfd), 1)
340  CFLAGS += -DHAVE_EVENTFD
341endif
342
343ifeq ($(feature-get_current_dir_name), 1)
344  CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
345endif
346
347ifeq ($(feature-gettid), 1)
348  CFLAGS += -DHAVE_GETTID
349endif
350
351ifdef NO_LIBELF
352  NO_DWARF := 1
353  NO_DEMANGLE := 1
354  NO_LIBUNWIND := 1
355  NO_LIBDW_DWARF_UNWIND := 1
356  NO_LIBBPF := 1
357  NO_JVMTI := 1
358else
359  ifeq ($(feature-libelf), 0)
360    ifeq ($(feature-glibc), 1)
361      LIBC_SUPPORT := 1
362    endif
363    ifeq ($(BIONIC),1)
364      LIBC_SUPPORT := 1
365    endif
366    ifeq ($(LIBC_SUPPORT),1)
367      msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
368
369      NO_LIBELF := 1
370      NO_DWARF := 1
371      NO_DEMANGLE := 1
372      NO_LIBUNWIND := 1
373      NO_LIBDW_DWARF_UNWIND := 1
374      NO_LIBBPF := 1
375      NO_JVMTI := 1
376    else
377      ifneq ($(filter s% -static%,$(LDFLAGS),),)
378        msg := $(error No static glibc found, please install glibc-static);
379      else
380        msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
381      endif
382    endif
383  else
384    ifndef NO_LIBDW_DWARF_UNWIND
385      ifneq ($(feature-libdw-dwarf-unwind),1)
386        NO_LIBDW_DWARF_UNWIND := 1
387        msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
388      endif
389    endif
390    ifneq ($(feature-dwarf), 1)
391      ifndef NO_DWARF
392        msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
393        NO_DWARF := 1
394      endif
395    else
396      ifneq ($(feature-dwarf_getlocations), 1)
397        msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
398      else
399        CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
400      endif # dwarf_getlocations
401    endif # Dwarf support
402  endif # libelf support
403endif # NO_LIBELF
404
405ifeq ($(feature-glibc), 1)
406  CFLAGS += -DHAVE_GLIBC_SUPPORT
407endif
408
409ifeq ($(feature-libaio), 1)
410  ifndef NO_AIO
411    CFLAGS += -DHAVE_AIO_SUPPORT
412  endif
413endif
414
415ifdef NO_DWARF
416  NO_LIBDW_DWARF_UNWIND := 1
417endif
418
419ifeq ($(feature-sched_getcpu), 1)
420  CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
421endif
422
423ifeq ($(feature-setns), 1)
424  CFLAGS += -DHAVE_SETNS_SUPPORT
425  $(call detected,CONFIG_SETNS)
426endif
427
428ifdef CORESIGHT
429  $(call feature_check,libopencsd)
430  ifeq ($(feature-libopencsd), 1)
431    CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
432    ifeq ($(feature-reallocarray), 0)
433      CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
434    endif
435    LDFLAGS += $(LIBOPENCSD_LDFLAGS)
436    EXTLIBS += $(OPENCSDLIBS)
437    $(call detected,CONFIG_LIBOPENCSD)
438    ifdef CSTRACE_RAW
439      CFLAGS += -DCS_DEBUG_RAW
440      ifeq (${CSTRACE_RAW}, packed)
441        CFLAGS += -DCS_RAW_PACKED
442      endif
443    endif
444  endif
445endif
446
447ifndef NO_LIBELF
448  CFLAGS += -DHAVE_LIBELF_SUPPORT
449  EXTLIBS += -lelf
450  $(call detected,CONFIG_LIBELF)
451
452  ifeq ($(feature-libelf-mmap), 1)
453    CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
454  endif
455
456  ifeq ($(feature-libelf-getphdrnum), 1)
457    CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
458  endif
459
460  ifeq ($(feature-libelf-gelf_getnote), 1)
461    CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
462  else
463    msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
464  endif
465
466  ifeq ($(feature-libelf-getshdrstrndx), 1)
467    CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
468  endif
469
470  ifndef NO_DWARF
471    ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
472      msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
473      NO_DWARF := 1
474    else
475      CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
476      LDFLAGS += $(LIBDW_LDFLAGS)
477      EXTLIBS += ${DWARFLIBS}
478      $(call detected,CONFIG_DWARF)
479    endif # PERF_HAVE_DWARF_REGS
480  endif # NO_DWARF
481
482  ifndef NO_LIBBPF
483    ifeq ($(feature-bpf), 1)
484      CFLAGS += -DHAVE_LIBBPF_SUPPORT
485      $(call detected,CONFIG_LIBBPF)
486
487      # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
488      $(call feature_check,libbpf)
489      ifdef LIBBPF_DYNAMIC
490        ifeq ($(feature-libbpf), 1)
491          EXTLIBS += -lbpf
492        else
493          dummy := $(error Error: No libbpf devel library found, please install libbpf-devel);
494        endif
495      endif
496    endif
497
498    ifndef NO_DWARF
499      ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
500        CFLAGS += -DHAVE_BPF_PROLOGUE
501        $(call detected,CONFIG_BPF_PROLOGUE)
502      else
503        msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
504      endif
505    else
506      msg := $(warning DWARF support is off, BPF prologue is disabled);
507    endif
508
509  endif # NO_LIBBPF
510endif # NO_LIBELF
511
512ifndef NO_SDT
513  ifneq ($(feature-sdt), 1)
514    msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
515    NO_SDT := 1;
516  else
517    CFLAGS += -DHAVE_SDT_EVENT
518    $(call detected,CONFIG_SDT_EVENT)
519  endif
520endif
521
522ifdef PERF_HAVE_JITDUMP
523  ifndef NO_LIBELF
524    $(call detected,CONFIG_JITDUMP)
525    CFLAGS += -DHAVE_JITDUMP
526  endif
527endif
528
529ifeq ($(SRCARCH),powerpc)
530  ifndef NO_DWARF
531    CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
532  endif
533endif
534
535ifndef NO_LIBUNWIND
536  have_libunwind :=
537
538  $(call feature_check,libunwind-x86)
539  ifeq ($(feature-libunwind-x86), 1)
540    $(call detected,CONFIG_LIBUNWIND_X86)
541    CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
542    LDFLAGS += -lunwind-x86
543    EXTLIBS_LIBUNWIND += -lunwind-x86
544    have_libunwind = 1
545  endif
546
547  $(call feature_check,libunwind-aarch64)
548  ifeq ($(feature-libunwind-aarch64), 1)
549    $(call detected,CONFIG_LIBUNWIND_AARCH64)
550    CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
551    LDFLAGS += -lunwind-aarch64
552    EXTLIBS_LIBUNWIND += -lunwind-aarch64
553    have_libunwind = 1
554    $(call feature_check,libunwind-debug-frame-aarch64)
555    ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
556      msg := $(warning No debug_frame support found in libunwind-aarch64);
557      CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
558    endif
559  endif
560
561  ifneq ($(feature-libunwind), 1)
562    msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
563    NO_LOCAL_LIBUNWIND := 1
564  else
565    have_libunwind := 1
566    $(call detected,CONFIG_LOCAL_LIBUNWIND)
567  endif
568
569  ifneq ($(have_libunwind), 1)
570    NO_LIBUNWIND := 1
571  endif
572else
573  NO_LOCAL_LIBUNWIND := 1
574endif
575
576ifndef NO_LIBBPF
577  ifneq ($(feature-bpf), 1)
578    msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
579    NO_LIBBPF := 1
580  endif
581endif
582
583dwarf-post-unwind := 1
584dwarf-post-unwind-text := BUG
585
586# setup DWARF post unwinder
587ifdef NO_LIBUNWIND
588  ifdef NO_LIBDW_DWARF_UNWIND
589    msg := $(warning Disabling post unwind, no support found.);
590    dwarf-post-unwind := 0
591  else
592    dwarf-post-unwind-text := libdw
593    $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
594  endif
595else
596  dwarf-post-unwind-text := libunwind
597  $(call detected,CONFIG_LIBUNWIND)
598  # Enable libunwind support by default.
599  ifndef NO_LIBDW_DWARF_UNWIND
600    NO_LIBDW_DWARF_UNWIND := 1
601  endif
602endif
603
604ifeq ($(dwarf-post-unwind),1)
605  CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
606  $(call detected,CONFIG_DWARF_UNWIND)
607else
608  NO_DWARF_UNWIND := 1
609endif
610
611ifndef NO_LOCAL_LIBUNWIND
612  ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
613    $(call feature_check,libunwind-debug-frame)
614    ifneq ($(feature-libunwind-debug-frame), 1)
615      msg := $(warning No debug_frame support found in libunwind);
616      CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
617    endif
618  else
619    # non-ARM has no dwarf_find_debug_frame() function:
620    CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
621  endif
622  EXTLIBS += $(LIBUNWIND_LIBS)
623  LDFLAGS += $(LIBUNWIND_LIBS)
624endif
625ifeq ($(findstring -static,${LDFLAGS}),-static)
626  # gcc -static links libgcc_eh which contans piece of libunwind
627  LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
628endif
629
630ifndef NO_LIBUNWIND
631  CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
632  CFLAGS  += $(LIBUNWIND_CFLAGS)
633  LDFLAGS += $(LIBUNWIND_LDFLAGS)
634  EXTLIBS += $(EXTLIBS_LIBUNWIND)
635endif
636
637ifeq ($(NO_SYSCALL_TABLE),0)
638  $(call detected,CONFIG_TRACE)
639else
640  ifndef NO_LIBAUDIT
641    ifneq ($(feature-libaudit), 1)
642      msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
643      NO_LIBAUDIT := 1
644    else
645      CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
646      EXTLIBS += -laudit
647      $(call detected,CONFIG_TRACE)
648    endif
649  endif
650endif
651
652ifndef NO_LIBCRYPTO
653  ifneq ($(feature-libcrypto), 1)
654    msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
655    NO_LIBCRYPTO := 1
656  else
657    CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
658    EXTLIBS += -lcrypto
659    $(call detected,CONFIG_CRYPTO)
660  endif
661endif
662
663ifdef NO_NEWT
664  NO_SLANG=1
665endif
666
667ifndef NO_SLANG
668  ifneq ($(feature-libslang), 1)
669    ifneq ($(feature-libslang-include-subdir), 1)
670      msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
671      NO_SLANG := 1
672    else
673      CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
674    endif
675  endif
676  ifndef NO_SLANG
677    # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
678    CFLAGS += -DHAVE_SLANG_SUPPORT
679    EXTLIBS += -lslang
680    $(call detected,CONFIG_SLANG)
681  endif
682endif
683
684ifndef NO_GTK2
685  FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
686  ifneq ($(feature-gtk2), 1)
687    msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
688    NO_GTK2 := 1
689  else
690    ifeq ($(feature-gtk2-infobar), 1)
691      GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
692    endif
693    CFLAGS += -DHAVE_GTK2_SUPPORT
694    GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
695    GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
696    EXTLIBS += -ldl
697  endif
698endif
699
700ifdef NO_LIBPERL
701  CFLAGS += -DNO_LIBPERL
702else
703  PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
704  PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
705  PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
706  PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
707  PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
708  PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
709  FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
710
711  ifneq ($(feature-libperl), 1)
712    CFLAGS += -DNO_LIBPERL
713    NO_LIBPERL := 1
714    msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
715  else
716    LDFLAGS += $(PERL_EMBED_LDFLAGS)
717    EXTLIBS += $(PERL_EMBED_LIBADD)
718    CFLAGS += -DHAVE_LIBPERL_SUPPORT
719    $(call detected,CONFIG_LIBPERL)
720  endif
721endif
722
723ifeq ($(feature-timerfd), 1)
724  CFLAGS += -DHAVE_TIMERFD_SUPPORT
725else
726  msg := $(warning No timerfd support. Disables 'perf kvm stat live');
727endif
728
729disable-python = $(eval $(disable-python_code))
730define disable-python_code
731  CFLAGS += -DNO_LIBPYTHON
732  $(warning $1)
733  NO_LIBPYTHON := 1
734endef
735
736ifdef NO_LIBPYTHON
737  $(call disable-python,Python support disabled by user)
738else
739
740  ifndef PYTHON
741    $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
742  else
743    PYTHON_WORD := $(call shell-wordify,$(PYTHON))
744
745    ifndef PYTHON_CONFIG
746      $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
747    else
748
749      ifneq ($(feature-libpython), 1)
750        $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
751      else
752         LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
753         EXTLIBS += $(PYTHON_EMBED_LIBADD)
754         LANG_BINDINGS += $(obj-perf)python/perf.so
755         CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
756         $(call detected,CONFIG_LIBPYTHON)
757      endif
758    endif
759  endif
760endif
761
762ifeq ($(feature-libbfd), 1)
763  EXTLIBS += -lbfd -lopcodes
764else
765  # we are on a system that requires -liberty and (maybe) -lz
766  # to link against -lbfd; test each case individually here
767
768  # call all detections now so we get correct
769  # status in VF output
770  $(call feature_check,libbfd-liberty)
771  $(call feature_check,libbfd-liberty-z)
772
773  ifeq ($(feature-libbfd-liberty), 1)
774    EXTLIBS += -lbfd -lopcodes -liberty
775    FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
776  else
777    ifeq ($(feature-libbfd-liberty-z), 1)
778      EXTLIBS += -lbfd -lopcodes -liberty -lz
779      FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
780    endif
781  endif
782  $(call feature_check,disassembler-four-args)
783endif
784
785ifdef NO_DEMANGLE
786  CFLAGS += -DNO_DEMANGLE
787else
788  ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
789    EXTLIBS += -liberty
790  else
791    ifeq ($(filter -liberty,$(EXTLIBS)),)
792      $(call feature_check,cplus-demangle)
793
794      # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
795      # or any of 'bfd iberty z' trinity
796      ifeq ($(feature-cplus-demangle), 1)
797        EXTLIBS += -liberty
798      else
799        msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
800        CFLAGS += -DNO_DEMANGLE
801      endif
802    endif
803  endif
804
805  ifneq ($(filter -liberty,$(EXTLIBS)),)
806    CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
807  endif
808endif
809
810ifneq ($(filter -lbfd,$(EXTLIBS)),)
811  CFLAGS += -DHAVE_LIBBFD_SUPPORT
812endif
813
814ifndef NO_ZLIB
815  ifeq ($(feature-zlib), 1)
816    CFLAGS += -DHAVE_ZLIB_SUPPORT
817    EXTLIBS += -lz
818    $(call detected,CONFIG_ZLIB)
819  else
820    NO_ZLIB := 1
821  endif
822endif
823
824ifndef NO_LZMA
825  ifeq ($(feature-lzma), 1)
826    CFLAGS += -DHAVE_LZMA_SUPPORT
827    EXTLIBS += -llzma
828    $(call detected,CONFIG_LZMA)
829  else
830    msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
831    NO_LZMA := 1
832  endif
833endif
834
835ifndef NO_LIBZSTD
836  ifeq ($(feature-libzstd), 1)
837    CFLAGS += -DHAVE_ZSTD_SUPPORT
838    CFLAGS += $(LIBZSTD_CFLAGS)
839    LDFLAGS += $(LIBZSTD_LDFLAGS)
840    EXTLIBS += -lzstd
841    $(call detected,CONFIG_ZSTD)
842  else
843    msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
844    NO_LIBZSTD := 1
845  endif
846endif
847
848ifndef NO_LIBCAP
849  ifeq ($(feature-libcap), 1)
850    CFLAGS += -DHAVE_LIBCAP_SUPPORT
851    EXTLIBS += -lcap
852    $(call detected,CONFIG_LIBCAP)
853  else
854    msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
855    NO_LIBCAP := 1
856  endif
857endif
858
859ifndef NO_BACKTRACE
860  ifeq ($(feature-backtrace), 1)
861    CFLAGS += -DHAVE_BACKTRACE_SUPPORT
862  endif
863endif
864
865ifndef NO_LIBNUMA
866  ifeq ($(feature-libnuma), 0)
867    msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
868    NO_LIBNUMA := 1
869  else
870    ifeq ($(feature-numa_num_possible_cpus), 0)
871      msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
872      NO_LIBNUMA := 1
873    else
874      CFLAGS += -DHAVE_LIBNUMA_SUPPORT
875      EXTLIBS += -lnuma
876      $(call detected,CONFIG_NUMA)
877    endif
878  endif
879endif
880
881ifdef HAVE_KVM_STAT_SUPPORT
882    CFLAGS += -DHAVE_KVM_STAT_SUPPORT
883endif
884
885ifeq ($(feature-disassembler-four-args), 1)
886    CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
887endif
888
889ifeq (${IS_64_BIT}, 1)
890  ifndef NO_PERF_READ_VDSO32
891    $(call feature_check,compile-32)
892    ifeq ($(feature-compile-32), 1)
893      CFLAGS += -DHAVE_PERF_READ_VDSO32
894    else
895      NO_PERF_READ_VDSO32 := 1
896    endif
897  endif
898  ifneq ($(SRCARCH), x86)
899    NO_PERF_READ_VDSOX32 := 1
900  endif
901  ifndef NO_PERF_READ_VDSOX32
902    $(call feature_check,compile-x32)
903    ifeq ($(feature-compile-x32), 1)
904      CFLAGS += -DHAVE_PERF_READ_VDSOX32
905    else
906      NO_PERF_READ_VDSOX32 := 1
907    endif
908  endif
909else
910  NO_PERF_READ_VDSO32 := 1
911  NO_PERF_READ_VDSOX32 := 1
912endif
913
914ifndef NO_LIBBABELTRACE
915  $(call feature_check,libbabeltrace)
916  ifeq ($(feature-libbabeltrace), 1)
917    CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
918    LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
919    EXTLIBS += -lbabeltrace-ctf
920    $(call detected,CONFIG_LIBBABELTRACE)
921  else
922    msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
923  endif
924endif
925
926ifndef NO_AUXTRACE
927  ifeq ($(SRCARCH),x86)
928    ifeq ($(feature-get_cpuid), 0)
929      msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
930      NO_AUXTRACE := 1
931    endif
932  endif
933  ifndef NO_AUXTRACE
934    $(call detected,CONFIG_AUXTRACE)
935    CFLAGS += -DHAVE_AUXTRACE_SUPPORT
936  endif
937endif
938
939ifndef NO_JVMTI
940  ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
941    JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
942  else
943    ifneq (,$(wildcard /usr/sbin/alternatives))
944      JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
945    endif
946  endif
947  ifndef JDIR
948    $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
949    NO_JVMTI := 1
950  endif
951endif
952
953ifndef NO_JVMTI
954  FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
955  $(call feature_check,jvmti)
956  ifeq ($(feature-jvmti), 1)
957    $(call detected_var,JDIR)
958    ifndef NO_JVMTI_CMLR
959      FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
960      $(call feature_check,jvmti-cmlr)
961      ifeq ($(feature-jvmti-cmlr), 1)
962        CFLAGS += -DHAVE_JVMTI_CMLR
963      endif
964    endif # NO_JVMTI_CMLR
965  else
966    $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
967    NO_JVMTI := 1
968  endif
969endif
970
971USE_CXX = 0
972USE_CLANGLLVM = 0
973ifdef LIBCLANGLLVM
974  $(call feature_check,cxx)
975  ifneq ($(feature-cxx), 1)
976    msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
977  else
978    $(call feature_check,llvm)
979    $(call feature_check,llvm-version)
980    ifneq ($(feature-llvm), 1)
981      msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
982    else
983      $(call feature_check,clang)
984      ifneq ($(feature-clang), 1)
985        msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
986      else
987        CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
988        CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
989        $(call detected,CONFIG_CXX)
990        $(call detected,CONFIG_CLANGLLVM)
991	USE_CXX = 1
992	USE_LLVM = 1
993	USE_CLANG = 1
994        ifneq ($(feature-llvm-version),1)
995          msg := $(warning This version of LLVM is not tested. May cause build errors)
996        endif
997      endif
998    endif
999  endif
1000endif
1001
1002# Among the variables below, these:
1003#   perfexecdir
1004#   perf_include_dir
1005#   perf_examples_dir
1006#   template_dir
1007#   mandir
1008#   infodir
1009#   htmldir
1010#   ETC_PERFCONFIG (but not sysconfdir)
1011# can be specified as a relative path some/where/else;
1012# this is interpreted as relative to $(prefix) and "perf" at
1013# runtime figures out where they are based on the path to the executable.
1014# This can help installing the suite in a relocatable way.
1015
1016# Make the path relative to DESTDIR, not to prefix
1017ifndef DESTDIR
1018prefix ?= $(HOME)
1019endif
1020bindir_relative = bin
1021bindir = $(abspath $(prefix)/$(bindir_relative))
1022mandir = share/man
1023infodir = share/info
1024perfexecdir = libexec/perf-core
1025perf_include_dir = lib/perf/include
1026perf_examples_dir = lib/perf/examples
1027sharedir = $(prefix)/share
1028template_dir = share/perf-core/templates
1029STRACE_GROUPS_DIR = share/perf-core/strace/groups
1030htmldir = share/doc/perf-doc
1031tipdir = share/doc/perf-tip
1032srcdir = $(srctree)/tools/perf
1033ifeq ($(prefix),/usr)
1034sysconfdir = /etc
1035ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1036else
1037sysconfdir = $(prefix)/etc
1038ETC_PERFCONFIG = etc/perfconfig
1039endif
1040ifndef lib
1041ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1042lib = lib64
1043else
1044lib = lib
1045endif
1046endif # lib
1047libdir = $(prefix)/$(lib)
1048
1049# Shell quote (do not use $(call) to accommodate ancient setups);
1050ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1051STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1052DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1053bindir_SQ = $(subst ','\'',$(bindir))
1054mandir_SQ = $(subst ','\'',$(mandir))
1055infodir_SQ = $(subst ','\'',$(infodir))
1056perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1057perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1058perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1059template_dir_SQ = $(subst ','\'',$(template_dir))
1060htmldir_SQ = $(subst ','\'',$(htmldir))
1061tipdir_SQ = $(subst ','\'',$(tipdir))
1062prefix_SQ = $(subst ','\'',$(prefix))
1063sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1064libdir_SQ = $(subst ','\'',$(libdir))
1065srcdir_SQ = $(subst ','\'',$(srcdir))
1066
1067ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1068perfexec_instdir = $(perfexecdir)
1069perf_include_instdir = $(perf_include_dir)
1070perf_examples_instdir = $(perf_examples_dir)
1071STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1072tip_instdir = $(tipdir)
1073else
1074perfexec_instdir = $(prefix)/$(perfexecdir)
1075perf_include_instdir = $(prefix)/$(perf_include_dir)
1076perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1077STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1078tip_instdir = $(prefix)/$(tipdir)
1079endif
1080perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1081perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1082perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1083STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1084tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1085
1086# If we install to $(HOME) we keep the traceevent default:
1087# $(HOME)/.traceevent/plugins
1088# Otherwise we install plugins into the global $(libdir).
1089ifdef DESTDIR
1090plugindir=$(libdir)/traceevent/plugins
1091plugindir_SQ= $(subst ','\'',$(plugindir))
1092endif
1093
1094print_var = $(eval $(print_var_code)) $(info $(MSG))
1095define print_var_code
1096    MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1097endef
1098
1099ifeq ($(VF),1)
1100  # Display EXTRA features which are detected manualy
1101  # from here with feature_check call and thus cannot
1102  # be partof global state output.
1103  $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1104  $(call print_var,prefix)
1105  $(call print_var,bindir)
1106  $(call print_var,libdir)
1107  $(call print_var,sysconfdir)
1108  $(call print_var,LIBUNWIND_DIR)
1109  $(call print_var,LIBDW_DIR)
1110  $(call print_var,JDIR)
1111
1112  ifeq ($(dwarf-post-unwind),1)
1113    $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1114  endif
1115  $(info )
1116endif
1117
1118$(call detected_var,bindir_SQ)
1119$(call detected_var,PYTHON_WORD)
1120ifneq ($(OUTPUT),)
1121$(call detected_var,OUTPUT)
1122endif
1123$(call detected_var,htmldir_SQ)
1124$(call detected_var,infodir_SQ)
1125$(call detected_var,mandir_SQ)
1126$(call detected_var,ETC_PERFCONFIG_SQ)
1127$(call detected_var,STRACE_GROUPS_DIR_SQ)
1128$(call detected_var,prefix_SQ)
1129$(call detected_var,perfexecdir_SQ)
1130$(call detected_var,perf_include_dir_SQ)
1131$(call detected_var,perf_examples_dir_SQ)
1132$(call detected_var,tipdir_SQ)
1133$(call detected_var,srcdir_SQ)
1134$(call detected_var,LIBDIR)
1135$(call detected_var,GTK_CFLAGS)
1136$(call detected_var,PERL_EMBED_CCOPTS)
1137$(call detected_var,PYTHON_EMBED_CCOPTS)
1138