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