xref: /linux/tools/perf/Makefile.config (revision ec8a42e7343234802b9054874fe01810880289ce) 
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
624dwarf-post-unwind := 1
625dwarf-post-unwind-text := BUG
626
627# setup DWARF post unwinder
628ifdef NO_LIBUNWIND
629  ifdef NO_LIBDW_DWARF_UNWIND
630    msg := $(warning Disabling post unwind, no support found.);
631    dwarf-post-unwind := 0
632  else
633    dwarf-post-unwind-text := libdw
634    $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
635  endif
636else
637  dwarf-post-unwind-text := libunwind
638  $(call detected,CONFIG_LIBUNWIND)
639  # Enable libunwind support by default.
640  ifndef NO_LIBDW_DWARF_UNWIND
641    NO_LIBDW_DWARF_UNWIND := 1
642  endif
643endif
644
645ifeq ($(dwarf-post-unwind),1)
646  CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
647  $(call detected,CONFIG_DWARF_UNWIND)
648else
649  NO_DWARF_UNWIND := 1
650endif
651
652ifndef NO_LOCAL_LIBUNWIND
653  ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
654    $(call feature_check,libunwind-debug-frame)
655    ifneq ($(feature-libunwind-debug-frame), 1)
656      msg := $(warning No debug_frame support found in libunwind);
657      CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
658    endif
659  else
660    # non-ARM has no dwarf_find_debug_frame() function:
661    CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
662  endif
663  EXTLIBS += $(LIBUNWIND_LIBS)
664  LDFLAGS += $(LIBUNWIND_LIBS)
665endif
666ifeq ($(findstring -static,${LDFLAGS}),-static)
667  # gcc -static links libgcc_eh which contans piece of libunwind
668  LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
669endif
670
671ifndef NO_LIBUNWIND
672  CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
673  CFLAGS  += $(LIBUNWIND_CFLAGS)
674  LDFLAGS += $(LIBUNWIND_LDFLAGS)
675  EXTLIBS += $(EXTLIBS_LIBUNWIND)
676endif
677
678ifeq ($(NO_SYSCALL_TABLE),0)
679  $(call detected,CONFIG_TRACE)
680else
681  ifndef NO_LIBAUDIT
682    $(call feature_check,libaudit)
683    ifneq ($(feature-libaudit), 1)
684      msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
685      NO_LIBAUDIT := 1
686    else
687      CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
688      EXTLIBS += -laudit
689      $(call detected,CONFIG_TRACE)
690    endif
691  endif
692endif
693
694ifndef NO_LIBCRYPTO
695  ifneq ($(feature-libcrypto), 1)
696    msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
697    NO_LIBCRYPTO := 1
698  else
699    CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
700    EXTLIBS += -lcrypto
701    $(call detected,CONFIG_CRYPTO)
702  endif
703endif
704
705ifdef NO_NEWT
706  NO_SLANG=1
707endif
708
709ifndef NO_SLANG
710  ifneq ($(feature-libslang), 1)
711    ifneq ($(feature-libslang-include-subdir), 1)
712      msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
713      NO_SLANG := 1
714    else
715      CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
716    endif
717  endif
718  ifndef NO_SLANG
719    # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
720    CFLAGS += -DHAVE_SLANG_SUPPORT
721    EXTLIBS += -lslang
722    $(call detected,CONFIG_SLANG)
723  endif
724endif
725
726ifdef GTK2
727  FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
728  $(call feature_check,gtk2)
729  ifneq ($(feature-gtk2), 1)
730    msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
731    NO_GTK2 := 1
732  else
733    $(call feature_check,gtk2-infobar)
734    ifeq ($(feature-gtk2-infobar), 1)
735      GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
736    endif
737    CFLAGS += -DHAVE_GTK2_SUPPORT
738    GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
739    GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
740    EXTLIBS += -ldl
741  endif
742endif
743
744ifdef NO_LIBPERL
745  CFLAGS += -DNO_LIBPERL
746else
747  PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
748  PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
749  PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
750  PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
751  PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
752  PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS))
753  PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
754  FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
755
756  ifneq ($(feature-libperl), 1)
757    CFLAGS += -DNO_LIBPERL
758    NO_LIBPERL := 1
759    msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
760  else
761    LDFLAGS += $(PERL_EMBED_LDFLAGS)
762    EXTLIBS += $(PERL_EMBED_LIBADD)
763    CFLAGS += -DHAVE_LIBPERL_SUPPORT
764    $(call detected,CONFIG_LIBPERL)
765  endif
766endif
767
768ifeq ($(feature-timerfd), 1)
769  CFLAGS += -DHAVE_TIMERFD_SUPPORT
770else
771  msg := $(warning No timerfd support. Disables 'perf kvm stat live');
772endif
773
774disable-python = $(eval $(disable-python_code))
775define disable-python_code
776  CFLAGS += -DNO_LIBPYTHON
777  $(warning $1)
778  NO_LIBPYTHON := 1
779endef
780
781ifdef NO_LIBPYTHON
782  $(call disable-python,Python support disabled by user)
783else
784
785  ifndef PYTHON
786    $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
787  else
788    PYTHON_WORD := $(call shell-wordify,$(PYTHON))
789
790    ifndef PYTHON_CONFIG
791      $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
792    else
793
794      ifneq ($(feature-libpython), 1)
795        $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
796      else
797         LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
798         EXTLIBS += $(PYTHON_EMBED_LIBADD)
799         LANG_BINDINGS += $(obj-perf)python/perf.so
800         CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
801         $(call detected,CONFIG_LIBPYTHON)
802      endif
803    endif
804  endif
805endif
806
807ifeq ($(feature-libbfd), 1)
808  EXTLIBS += -lbfd -lopcodes
809else
810  # we are on a system that requires -liberty and (maybe) -lz
811  # to link against -lbfd; test each case individually here
812
813  # call all detections now so we get correct
814  # status in VF output
815  $(call feature_check,libbfd-liberty)
816  $(call feature_check,libbfd-liberty-z)
817
818  ifeq ($(feature-libbfd-liberty), 1)
819    EXTLIBS += -lbfd -lopcodes -liberty
820    FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
821  else
822    ifeq ($(feature-libbfd-liberty-z), 1)
823      EXTLIBS += -lbfd -lopcodes -liberty -lz
824      FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
825    endif
826  endif
827  $(call feature_check,disassembler-four-args)
828endif
829
830ifeq ($(feature-libbfd-buildid), 1)
831  CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT
832else
833  msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available);
834endif
835
836ifdef NO_DEMANGLE
837  CFLAGS += -DNO_DEMANGLE
838else
839  ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
840    EXTLIBS += -liberty
841  else
842    ifeq ($(filter -liberty,$(EXTLIBS)),)
843      $(call feature_check,cplus-demangle)
844
845      # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
846      # or any of 'bfd iberty z' trinity
847      ifeq ($(feature-cplus-demangle), 1)
848        EXTLIBS += -liberty
849      else
850        msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
851        CFLAGS += -DNO_DEMANGLE
852      endif
853    endif
854  endif
855
856  ifneq ($(filter -liberty,$(EXTLIBS)),)
857    CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
858  endif
859endif
860
861ifneq ($(filter -lbfd,$(EXTLIBS)),)
862  CFLAGS += -DHAVE_LIBBFD_SUPPORT
863endif
864
865ifndef NO_ZLIB
866  ifeq ($(feature-zlib), 1)
867    CFLAGS += -DHAVE_ZLIB_SUPPORT
868    EXTLIBS += -lz
869    $(call detected,CONFIG_ZLIB)
870  else
871    NO_ZLIB := 1
872  endif
873endif
874
875ifndef NO_LZMA
876  ifeq ($(feature-lzma), 1)
877    CFLAGS += -DHAVE_LZMA_SUPPORT
878    EXTLIBS += -llzma
879    $(call detected,CONFIG_LZMA)
880  else
881    msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
882    NO_LZMA := 1
883  endif
884endif
885
886ifndef NO_LIBZSTD
887  ifeq ($(feature-libzstd), 1)
888    CFLAGS += -DHAVE_ZSTD_SUPPORT
889    CFLAGS += $(LIBZSTD_CFLAGS)
890    LDFLAGS += $(LIBZSTD_LDFLAGS)
891    EXTLIBS += -lzstd
892    $(call detected,CONFIG_ZSTD)
893  else
894    msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
895    NO_LIBZSTD := 1
896  endif
897endif
898
899ifndef NO_LIBCAP
900  ifeq ($(feature-libcap), 1)
901    CFLAGS += -DHAVE_LIBCAP_SUPPORT
902    EXTLIBS += -lcap
903    $(call detected,CONFIG_LIBCAP)
904  else
905    msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
906    NO_LIBCAP := 1
907  endif
908endif
909
910ifndef NO_BACKTRACE
911  ifeq ($(feature-backtrace), 1)
912    CFLAGS += -DHAVE_BACKTRACE_SUPPORT
913  endif
914endif
915
916ifndef NO_LIBNUMA
917  ifeq ($(feature-libnuma), 0)
918    msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
919    NO_LIBNUMA := 1
920  else
921    ifeq ($(feature-numa_num_possible_cpus), 0)
922      msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
923      NO_LIBNUMA := 1
924    else
925      CFLAGS += -DHAVE_LIBNUMA_SUPPORT
926      EXTLIBS += -lnuma
927      $(call detected,CONFIG_NUMA)
928    endif
929  endif
930endif
931
932ifdef HAVE_KVM_STAT_SUPPORT
933    CFLAGS += -DHAVE_KVM_STAT_SUPPORT
934endif
935
936ifeq ($(feature-disassembler-four-args), 1)
937    CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
938endif
939
940ifeq (${IS_64_BIT}, 1)
941  ifndef NO_PERF_READ_VDSO32
942    $(call feature_check,compile-32)
943    ifeq ($(feature-compile-32), 1)
944      CFLAGS += -DHAVE_PERF_READ_VDSO32
945    else
946      NO_PERF_READ_VDSO32 := 1
947    endif
948  endif
949  ifneq ($(SRCARCH), x86)
950    NO_PERF_READ_VDSOX32 := 1
951  endif
952  ifndef NO_PERF_READ_VDSOX32
953    $(call feature_check,compile-x32)
954    ifeq ($(feature-compile-x32), 1)
955      CFLAGS += -DHAVE_PERF_READ_VDSOX32
956    else
957      NO_PERF_READ_VDSOX32 := 1
958    endif
959  endif
960else
961  NO_PERF_READ_VDSO32 := 1
962  NO_PERF_READ_VDSOX32 := 1
963endif
964
965ifndef NO_LIBBABELTRACE
966  $(call feature_check,libbabeltrace)
967  ifeq ($(feature-libbabeltrace), 1)
968    CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
969    LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
970    EXTLIBS += -lbabeltrace-ctf
971    $(call detected,CONFIG_LIBBABELTRACE)
972  else
973    msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
974  endif
975endif
976
977ifndef NO_AUXTRACE
978  ifeq ($(SRCARCH),x86)
979    ifeq ($(feature-get_cpuid), 0)
980      msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
981      NO_AUXTRACE := 1
982    endif
983  endif
984  ifndef NO_AUXTRACE
985    $(call detected,CONFIG_AUXTRACE)
986    CFLAGS += -DHAVE_AUXTRACE_SUPPORT
987  endif
988endif
989
990ifndef NO_JVMTI
991  ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
992    JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
993  else
994    ifneq (,$(wildcard /usr/sbin/alternatives))
995      JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
996    endif
997  endif
998  ifndef JDIR
999    $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
1000    NO_JVMTI := 1
1001  endif
1002endif
1003
1004ifndef NO_JVMTI
1005  FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
1006  $(call feature_check,jvmti)
1007  ifeq ($(feature-jvmti), 1)
1008    $(call detected_var,JDIR)
1009    ifndef NO_JVMTI_CMLR
1010      FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
1011      $(call feature_check,jvmti-cmlr)
1012      ifeq ($(feature-jvmti-cmlr), 1)
1013        CFLAGS += -DHAVE_JVMTI_CMLR
1014      endif
1015    endif # NO_JVMTI_CMLR
1016  else
1017    $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
1018    NO_JVMTI := 1
1019  endif
1020endif
1021
1022USE_CXX = 0
1023USE_CLANGLLVM = 0
1024ifdef LIBCLANGLLVM
1025  $(call feature_check,cxx)
1026  ifneq ($(feature-cxx), 1)
1027    msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
1028  else
1029    $(call feature_check,llvm)
1030    $(call feature_check,llvm-version)
1031    ifneq ($(feature-llvm), 1)
1032      msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
1033    else
1034      $(call feature_check,clang)
1035      ifneq ($(feature-clang), 1)
1036        msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
1037      else
1038        CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
1039        CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
1040        $(call detected,CONFIG_CXX)
1041        $(call detected,CONFIG_CLANGLLVM)
1042	USE_CXX = 1
1043	USE_LLVM = 1
1044	USE_CLANG = 1
1045        ifneq ($(feature-llvm-version),1)
1046          msg := $(warning This version of LLVM is not tested. May cause build errors)
1047        endif
1048      endif
1049    endif
1050  endif
1051endif
1052
1053ifdef LIBPFM4
1054  $(call feature_check,libpfm4)
1055  ifeq ($(feature-libpfm4), 1)
1056    CFLAGS += -DHAVE_LIBPFM
1057    EXTLIBS += -lpfm
1058    ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1
1059    $(call detected,CONFIG_LIBPFM4)
1060  else
1061    msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev);
1062    NO_LIBPFM4 := 1
1063  endif
1064endif
1065
1066# Among the variables below, these:
1067#   perfexecdir
1068#   perf_include_dir
1069#   perf_examples_dir
1070#   template_dir
1071#   mandir
1072#   infodir
1073#   htmldir
1074#   ETC_PERFCONFIG (but not sysconfdir)
1075# can be specified as a relative path some/where/else;
1076# this is interpreted as relative to $(prefix) and "perf" at
1077# runtime figures out where they are based on the path to the executable.
1078# This can help installing the suite in a relocatable way.
1079
1080# Make the path relative to DESTDIR, not to prefix
1081ifndef DESTDIR
1082prefix ?= $(HOME)
1083endif
1084bindir_relative = bin
1085bindir = $(abspath $(prefix)/$(bindir_relative))
1086mandir = share/man
1087infodir = share/info
1088perfexecdir = libexec/perf-core
1089perf_include_dir = lib/perf/include
1090perf_examples_dir = lib/perf/examples
1091sharedir = $(prefix)/share
1092template_dir = share/perf-core/templates
1093STRACE_GROUPS_DIR = share/perf-core/strace/groups
1094htmldir = share/doc/perf-doc
1095tipdir = share/doc/perf-tip
1096srcdir = $(srctree)/tools/perf
1097ifeq ($(prefix),/usr)
1098sysconfdir = /etc
1099ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1100else
1101sysconfdir = $(prefix)/etc
1102ETC_PERFCONFIG = etc/perfconfig
1103endif
1104ifndef lib
1105ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1106lib = lib64
1107else
1108lib = lib
1109endif
1110endif # lib
1111libdir = $(prefix)/$(lib)
1112
1113# Shell quote (do not use $(call) to accommodate ancient setups);
1114ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1115STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1116DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1117bindir_SQ = $(subst ','\'',$(bindir))
1118mandir_SQ = $(subst ','\'',$(mandir))
1119infodir_SQ = $(subst ','\'',$(infodir))
1120perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1121perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1122perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1123template_dir_SQ = $(subst ','\'',$(template_dir))
1124htmldir_SQ = $(subst ','\'',$(htmldir))
1125tipdir_SQ = $(subst ','\'',$(tipdir))
1126prefix_SQ = $(subst ','\'',$(prefix))
1127sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1128libdir_SQ = $(subst ','\'',$(libdir))
1129srcdir_SQ = $(subst ','\'',$(srcdir))
1130
1131ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1132perfexec_instdir = $(perfexecdir)
1133perf_include_instdir = $(perf_include_dir)
1134perf_examples_instdir = $(perf_examples_dir)
1135STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1136tip_instdir = $(tipdir)
1137else
1138perfexec_instdir = $(prefix)/$(perfexecdir)
1139perf_include_instdir = $(prefix)/$(perf_include_dir)
1140perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1141STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1142tip_instdir = $(prefix)/$(tipdir)
1143endif
1144perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1145perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1146perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1147STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1148tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1149
1150# If we install to $(HOME) we keep the traceevent default:
1151# $(HOME)/.traceevent/plugins
1152# Otherwise we install plugins into the global $(libdir).
1153ifdef DESTDIR
1154plugindir=$(libdir)/traceevent/plugins
1155plugindir_SQ= $(subst ','\'',$(plugindir))
1156endif
1157
1158print_var = $(eval $(print_var_code)) $(info $(MSG))
1159define print_var_code
1160    MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1161endef
1162
1163ifeq ($(VF),1)
1164  # Display EXTRA features which are detected manualy
1165  # from here with feature_check call and thus cannot
1166  # be partof global state output.
1167  $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1168  $(call print_var,prefix)
1169  $(call print_var,bindir)
1170  $(call print_var,libdir)
1171  $(call print_var,sysconfdir)
1172  $(call print_var,LIBUNWIND_DIR)
1173  $(call print_var,LIBDW_DIR)
1174  $(call print_var,JDIR)
1175
1176  ifeq ($(dwarf-post-unwind),1)
1177    $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1178  endif
1179  $(info )
1180endif
1181
1182$(call detected_var,bindir_SQ)
1183$(call detected_var,PYTHON_WORD)
1184ifneq ($(OUTPUT),)
1185$(call detected_var,OUTPUT)
1186endif
1187$(call detected_var,htmldir_SQ)
1188$(call detected_var,infodir_SQ)
1189$(call detected_var,mandir_SQ)
1190$(call detected_var,ETC_PERFCONFIG_SQ)
1191$(call detected_var,STRACE_GROUPS_DIR_SQ)
1192$(call detected_var,prefix_SQ)
1193$(call detected_var,perfexecdir_SQ)
1194$(call detected_var,perf_include_dir_SQ)
1195$(call detected_var,perf_examples_dir_SQ)
1196$(call detected_var,tipdir_SQ)
1197$(call detected_var,srcdir_SQ)
1198$(call detected_var,LIBDIR)
1199$(call detected_var,GTK_CFLAGS)
1200$(call detected_var,PERL_EMBED_CCOPTS)
1201$(call detected_var,PYTHON_EMBED_CCOPTS)
1202