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 $(SRCARCH),powerpc arm64 s390 mips)) 36 NO_SYSCALL_TABLE := 0 37 endif 38 endif 39 40 ifneq ($(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 ($(ARCH),mips) 91 NO_PERF_REGS := 0 92 CFLAGS += -I$(OUTPUT)arch/mips/include/generated 93 LIBUNWIND_LIBS = -lunwind -lunwind-mips 94endif 95 96ifeq ($(NO_PERF_REGS),0) 97 $(call detected,CONFIG_PERF_REGS) 98endif 99 100# So far there's only x86 and arm libdw unwind support merged in perf. 101# Disable it on all other architectures in case libdw unwind 102# support is detected in system. Add supported architectures 103# to the check. 104ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv)) 105 NO_LIBDW_DWARF_UNWIND := 1 106endif 107 108ifeq ($(LIBUNWIND_LIBS),) 109 NO_LIBUNWIND := 1 110endif 111# 112# For linking with debug library, run like: 113# 114# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/ 115# 116 117libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code)) 118define libunwind_arch_set_flags_code 119 FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include 120 FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib 121endef 122 123ifdef LIBUNWIND_DIR 124 LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include 125 LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib 126 LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 127 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch))) 128endif 129 130# Set per-feature check compilation flags 131FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS) 132FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) 133FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS) 134FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) 135 136FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm 137FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64 138FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86 139FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64 140 141FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto 142 143ifdef CSINCLUDES 144 LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) 145endif 146OPENCSDLIBS := -lopencsd_c_api -lopencsd -lstdc++ 147ifdef CSLIBS 148 LIBOPENCSD_LDFLAGS := -L$(CSLIBS) 149endif 150FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS) 151FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS) 152 153ifeq ($(NO_PERF_REGS),0) 154 CFLAGS += -DHAVE_PERF_REGS_SUPPORT 155endif 156 157# for linking with debug library, run like: 158# make DEBUG=1 LIBDW_DIR=/opt/libdw/ 159ifdef LIBDW_DIR 160 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include 161 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib 162endif 163DWARFLIBS := -ldw 164ifeq ($(findstring -static,${LDFLAGS}),-static) 165 DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2 166endif 167FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS) 168FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS) 169 170# for linking with debug library, run like: 171# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/ 172ifdef LIBBABELTRACE_DIR 173 LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include 174 LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib 175endif 176FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS) 177FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf 178 179ifdef LIBZSTD_DIR 180 LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib 181 LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib 182endif 183FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS) 184FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS) 185 186FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi 187# include ARCH specific config 188-include $(src-perf)/arch/$(SRCARCH)/Makefile 189 190ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET 191 CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET 192endif 193 194include $(srctree)/tools/scripts/utilities.mak 195 196ifeq ($(call get-executable,$(FLEX)),) 197 dummy := $(error Error: $(FLEX) is missing on this system, please install it) 198endif 199 200ifeq ($(call get-executable,$(BISON)),) 201 dummy := $(error Error: $(BISON) is missing on this system, please install it) 202endif 203 204ifneq ($(OUTPUT),) 205 ifeq ($(shell expr $(shell $(BISON) --version | grep bison | sed -e 's/.\+ \([0-9]\+\).\([0-9]\+\).\([0-9]\+\)/\1\2\3/g') \>\= 371), 1) 206 BISON_FILE_PREFIX_MAP := --file-prefix-map=$(OUTPUT)= 207 endif 208endif 209 210# Treat warnings as errors unless directed not to 211ifneq ($(WERROR),0) 212 CORE_CFLAGS += -Werror 213 CXXFLAGS += -Werror 214endif 215 216ifndef DEBUG 217 DEBUG := 0 218endif 219 220ifeq ($(DEBUG),0) 221ifeq ($(CC_NO_CLANG), 0) 222 CORE_CFLAGS += -O3 223else 224 CORE_CFLAGS += -O6 225endif 226endif 227 228ifdef PARSER_DEBUG 229 PARSER_DEBUG_BISON := -t 230 PARSER_DEBUG_FLEX := -d 231 CFLAGS += -DPARSER_DEBUG 232 $(call detected_var,PARSER_DEBUG_BISON) 233 $(call detected_var,PARSER_DEBUG_FLEX) 234endif 235 236# Try different combinations to accommodate systems that only have 237# python[2][-config] in weird combinations but always preferring 238# python2 and python2-config as per pep-0394. If python2 or python 239# aren't found, then python3 is used. 240PYTHON_AUTO := python 241PYTHON_AUTO := $(if $(call get-executable,python3),python3,$(PYTHON_AUTO)) 242PYTHON_AUTO := $(if $(call get-executable,python),python,$(PYTHON_AUTO)) 243PYTHON_AUTO := $(if $(call get-executable,python2),python2,$(PYTHON_AUTO)) 244override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON_AUTO)) 245PYTHON_AUTO_CONFIG := \ 246 $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config) 247override PYTHON_CONFIG := \ 248 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO_CONFIG)) 249 250grep-libs = $(filter -l%,$(1)) 251strip-libs = $(filter-out -l%,$(1)) 252 253PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG)) 254 255# Python 3.8 changed the output of `python-config --ldflags` to not include the 256# '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for 257# libpython fails if that flag is not included in LDFLAGS 258ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0) 259 PYTHON_CONFIG_LDFLAGS := --ldflags --embed 260else 261 PYTHON_CONFIG_LDFLAGS := --ldflags 262endif 263 264ifdef PYTHON_CONFIG 265 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null) 266 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS)) 267 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil 268 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null) 269 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS) 270endif 271 272FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS) 273FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS) 274 275FEATURE_CHECK_LDFLAGS-libaio = -lrt 276 277FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl 278 279CORE_CFLAGS += -fno-omit-frame-pointer 280CORE_CFLAGS += -ggdb3 281CORE_CFLAGS += -funwind-tables 282CORE_CFLAGS += -Wall 283CORE_CFLAGS += -Wextra 284CORE_CFLAGS += -std=gnu99 285 286CXXFLAGS += -std=gnu++14 -fno-exceptions -fno-rtti 287CXXFLAGS += -Wall 288CXXFLAGS += -fno-omit-frame-pointer 289CXXFLAGS += -ggdb3 290CXXFLAGS += -funwind-tables 291CXXFLAGS += -Wno-strict-aliasing 292 293# Enforce a non-executable stack, as we may regress (again) in the future by 294# adding assembler files missing the .GNU-stack linker note. 295LDFLAGS += -Wl,-z,noexecstack 296 297EXTLIBS = -lpthread -lrt -lm -ldl 298 299ifneq ($(TCMALLOC),) 300 CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free 301 EXTLIBS += -ltcmalloc 302endif 303 304ifeq ($(FEATURES_DUMP),) 305# We will display at the end of this Makefile.config, using $(call feature_display_entries) 306# As we may retry some feature detection here, see the disassembler-four-args case, for instance 307 FEATURE_DISPLAY_DEFERRED := 1 308include $(srctree)/tools/build/Makefile.feature 309else 310include $(FEATURES_DUMP) 311endif 312 313ifeq ($(feature-stackprotector-all), 1) 314 CORE_CFLAGS += -fstack-protector-all 315endif 316 317ifeq ($(DEBUG),0) 318 ifeq ($(feature-fortify-source), 1) 319 CORE_CFLAGS += -D_FORTIFY_SOURCE=2 320 endif 321endif 322 323INC_FLAGS += -I$(srctree)/tools/lib/perf/include 324INC_FLAGS += -I$(src-perf)/util/include 325INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include 326INC_FLAGS += -I$(srctree)/tools/include/ 327INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi 328INC_FLAGS += -I$(srctree)/tools/include/uapi 329INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/ 330INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/ 331 332# $(obj-perf) for generated common-cmds.h 333# $(obj-perf)/util for generated bison/flex headers 334ifneq ($(OUTPUT),) 335INC_FLAGS += -I$(obj-perf)/util 336INC_FLAGS += -I$(obj-perf) 337endif 338 339INC_FLAGS += -I$(src-perf)/util 340INC_FLAGS += -I$(src-perf) 341INC_FLAGS += -I$(srctree)/tools/lib/ 342 343CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE 344 345CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS) 346CXXFLAGS += $(INC_FLAGS) 347 348LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS) 349 350ifeq ($(feature-pthread-attr-setaffinity-np), 1) 351 CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP 352endif 353 354ifeq ($(feature-pthread-barrier), 1) 355 CFLAGS += -DHAVE_PTHREAD_BARRIER 356endif 357 358ifndef NO_BIONIC 359 $(call feature_check,bionic) 360 ifeq ($(feature-bionic), 1) 361 BIONIC := 1 362 CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE 363 CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE 364 EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) 365 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS)) 366 endif 367endif 368 369ifeq ($(feature-eventfd), 1) 370 CFLAGS += -DHAVE_EVENTFD_SUPPORT 371endif 372 373ifeq ($(feature-get_current_dir_name), 1) 374 CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME 375endif 376 377ifeq ($(feature-gettid), 1) 378 CFLAGS += -DHAVE_GETTID 379endif 380 381ifeq ($(feature-file-handle), 1) 382 CFLAGS += -DHAVE_FILE_HANDLE 383endif 384 385ifdef NO_LIBELF 386 NO_DWARF := 1 387 NO_DEMANGLE := 1 388 NO_LIBUNWIND := 1 389 NO_LIBDW_DWARF_UNWIND := 1 390 NO_LIBBPF := 1 391 NO_JVMTI := 1 392else 393 ifeq ($(feature-libelf), 0) 394 ifeq ($(feature-glibc), 1) 395 LIBC_SUPPORT := 1 396 endif 397 ifeq ($(BIONIC),1) 398 LIBC_SUPPORT := 1 399 endif 400 ifeq ($(LIBC_SUPPORT),1) 401 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); 402 403 NO_LIBELF := 1 404 NO_DWARF := 1 405 NO_DEMANGLE := 1 406 NO_LIBUNWIND := 1 407 NO_LIBDW_DWARF_UNWIND := 1 408 NO_LIBBPF := 1 409 NO_JVMTI := 1 410 else 411 ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),) 412 ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0) 413 msg := $(error No libasan found, please install libasan); 414 endif 415 endif 416 417 ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),) 418 ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0) 419 msg := $(error No libubsan found, please install libubsan); 420 endif 421 endif 422 423 ifneq ($(filter s% -static%,$(LDFLAGS),),) 424 msg := $(error No static glibc found, please install glibc-static); 425 else 426 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]); 427 endif 428 endif 429 else 430 ifndef NO_LIBDW_DWARF_UNWIND 431 ifneq ($(feature-libdw-dwarf-unwind),1) 432 NO_LIBDW_DWARF_UNWIND := 1 433 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR); 434 endif 435 endif 436 ifneq ($(feature-dwarf), 1) 437 ifndef NO_DWARF 438 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); 439 NO_DWARF := 1 440 endif 441 else 442 ifneq ($(feature-dwarf_getlocations), 1) 443 msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157); 444 else 445 CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT 446 endif # dwarf_getlocations 447 endif # Dwarf support 448 endif # libelf support 449endif # NO_LIBELF 450 451ifeq ($(feature-glibc), 1) 452 CFLAGS += -DHAVE_GLIBC_SUPPORT 453endif 454 455ifeq ($(feature-libaio), 1) 456 ifndef NO_AIO 457 CFLAGS += -DHAVE_AIO_SUPPORT 458 endif 459endif 460 461ifdef NO_DWARF 462 NO_LIBDW_DWARF_UNWIND := 1 463endif 464 465ifeq ($(feature-sched_getcpu), 1) 466 CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT 467endif 468 469ifeq ($(feature-setns), 1) 470 CFLAGS += -DHAVE_SETNS_SUPPORT 471 $(call detected,CONFIG_SETNS) 472endif 473 474ifdef CORESIGHT 475 $(call feature_check,libopencsd) 476 ifeq ($(feature-libopencsd), 1) 477 CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS) 478 ifeq ($(feature-reallocarray), 0) 479 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY 480 endif 481 LDFLAGS += $(LIBOPENCSD_LDFLAGS) 482 EXTLIBS += $(OPENCSDLIBS) 483 $(call detected,CONFIG_LIBOPENCSD) 484 ifdef CSTRACE_RAW 485 CFLAGS += -DCS_DEBUG_RAW 486 ifeq (${CSTRACE_RAW}, packed) 487 CFLAGS += -DCS_RAW_PACKED 488 endif 489 endif 490 else 491 dummy := $(error Error: No libopencsd library found or the version is not up-to-date. Please install recent libopencsd to build with CORESIGHT=1) 492 endif 493endif 494 495ifndef NO_LIBELF 496 CFLAGS += -DHAVE_LIBELF_SUPPORT 497 EXTLIBS += -lelf 498 $(call detected,CONFIG_LIBELF) 499 500 ifeq ($(feature-libelf-getphdrnum), 1) 501 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT 502 endif 503 504 ifeq ($(feature-libelf-gelf_getnote), 1) 505 CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT 506 else 507 msg := $(warning gelf_getnote() not found on libelf, SDT support disabled); 508 endif 509 510 ifeq ($(feature-libelf-getshdrstrndx), 1) 511 CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT 512 endif 513 514 ifndef NO_LIBDEBUGINFOD 515 $(call feature_check,libdebuginfod) 516 ifeq ($(feature-libdebuginfod), 1) 517 CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT 518 EXTLIBS += -ldebuginfod 519 endif 520 endif 521 522 ifndef NO_DWARF 523 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined) 524 msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled); 525 NO_DWARF := 1 526 else 527 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS) 528 LDFLAGS += $(LIBDW_LDFLAGS) 529 EXTLIBS += ${DWARFLIBS} 530 $(call detected,CONFIG_DWARF) 531 endif # PERF_HAVE_DWARF_REGS 532 endif # NO_DWARF 533 534 ifndef NO_LIBBPF 535 ifeq ($(feature-bpf), 1) 536 CFLAGS += -DHAVE_LIBBPF_SUPPORT 537 $(call detected,CONFIG_LIBBPF) 538 539 # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status 540 $(call feature_check,libbpf) 541 ifdef LIBBPF_DYNAMIC 542 ifeq ($(feature-libbpf), 1) 543 EXTLIBS += -lbpf 544 $(call detected,CONFIG_LIBBPF_DYNAMIC) 545 else 546 dummy := $(error Error: No libbpf devel library found, please install libbpf-devel); 547 endif 548 endif 549 endif 550 551 ifndef NO_DWARF 552 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET 553 CFLAGS += -DHAVE_BPF_PROLOGUE 554 $(call detected,CONFIG_BPF_PROLOGUE) 555 else 556 msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset()); 557 endif 558 else 559 msg := $(warning DWARF support is off, BPF prologue is disabled); 560 endif 561 562 endif # NO_LIBBPF 563endif # NO_LIBELF 564 565ifndef NO_SDT 566 ifneq ($(feature-sdt), 1) 567 msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev); 568 NO_SDT := 1; 569 else 570 CFLAGS += -DHAVE_SDT_EVENT 571 $(call detected,CONFIG_SDT_EVENT) 572 endif 573endif 574 575ifdef PERF_HAVE_JITDUMP 576 ifndef NO_LIBELF 577 $(call detected,CONFIG_JITDUMP) 578 CFLAGS += -DHAVE_JITDUMP 579 endif 580endif 581 582ifeq ($(SRCARCH),powerpc) 583 ifndef NO_DWARF 584 CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX 585 endif 586endif 587 588ifndef NO_LIBUNWIND 589 have_libunwind := 590 591 $(call feature_check,libunwind-x86) 592 ifeq ($(feature-libunwind-x86), 1) 593 $(call detected,CONFIG_LIBUNWIND_X86) 594 CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT 595 LDFLAGS += -lunwind-x86 596 EXTLIBS_LIBUNWIND += -lunwind-x86 597 have_libunwind = 1 598 endif 599 600 $(call feature_check,libunwind-aarch64) 601 ifeq ($(feature-libunwind-aarch64), 1) 602 $(call detected,CONFIG_LIBUNWIND_AARCH64) 603 CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT 604 LDFLAGS += -lunwind-aarch64 605 EXTLIBS_LIBUNWIND += -lunwind-aarch64 606 have_libunwind = 1 607 $(call feature_check,libunwind-debug-frame-aarch64) 608 ifneq ($(feature-libunwind-debug-frame-aarch64), 1) 609 msg := $(warning No debug_frame support found in libunwind-aarch64); 610 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64 611 endif 612 endif 613 614 ifneq ($(feature-libunwind), 1) 615 msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR); 616 NO_LOCAL_LIBUNWIND := 1 617 else 618 have_libunwind := 1 619 $(call detected,CONFIG_LOCAL_LIBUNWIND) 620 endif 621 622 ifneq ($(have_libunwind), 1) 623 NO_LIBUNWIND := 1 624 endif 625else 626 NO_LOCAL_LIBUNWIND := 1 627endif 628 629ifndef NO_LIBBPF 630 ifneq ($(feature-bpf), 1) 631 msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.) 632 NO_LIBBPF := 1 633 endif 634endif 635 636ifdef BUILD_BPF_SKEL 637 $(call feature_check,clang-bpf-co-re) 638 ifeq ($(feature-clang-bpf-co-re), 0) 639 dummy := $(error Error: clang too old/not installed. Please install recent clang to build with BUILD_BPF_SKEL) 640 endif 641 $(call detected,CONFIG_PERF_BPF_SKEL) 642 CFLAGS += -DHAVE_BPF_SKEL 643endif 644 645dwarf-post-unwind := 1 646dwarf-post-unwind-text := BUG 647 648# setup DWARF post unwinder 649ifdef NO_LIBUNWIND 650 ifdef NO_LIBDW_DWARF_UNWIND 651 msg := $(warning Disabling post unwind, no support found.); 652 dwarf-post-unwind := 0 653 else 654 dwarf-post-unwind-text := libdw 655 $(call detected,CONFIG_LIBDW_DWARF_UNWIND) 656 endif 657else 658 dwarf-post-unwind-text := libunwind 659 $(call detected,CONFIG_LIBUNWIND) 660 # Enable libunwind support by default. 661 ifndef NO_LIBDW_DWARF_UNWIND 662 NO_LIBDW_DWARF_UNWIND := 1 663 endif 664endif 665 666ifeq ($(dwarf-post-unwind),1) 667 CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT 668 $(call detected,CONFIG_DWARF_UNWIND) 669else 670 NO_DWARF_UNWIND := 1 671endif 672 673ifndef NO_LOCAL_LIBUNWIND 674 ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64)) 675 $(call feature_check,libunwind-debug-frame) 676 ifneq ($(feature-libunwind-debug-frame), 1) 677 msg := $(warning No debug_frame support found in libunwind); 678 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 679 endif 680 else 681 # non-ARM has no dwarf_find_debug_frame() function: 682 CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME 683 endif 684 EXTLIBS += $(LIBUNWIND_LIBS) 685 LDFLAGS += $(LIBUNWIND_LIBS) 686endif 687ifeq ($(findstring -static,${LDFLAGS}),-static) 688 # gcc -static links libgcc_eh which contans piece of libunwind 689 LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition 690endif 691 692ifndef NO_LIBUNWIND 693 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT 694 CFLAGS += $(LIBUNWIND_CFLAGS) 695 LDFLAGS += $(LIBUNWIND_LDFLAGS) 696 EXTLIBS += $(EXTLIBS_LIBUNWIND) 697endif 698 699ifeq ($(NO_SYSCALL_TABLE),0) 700 $(call detected,CONFIG_TRACE) 701else 702 ifndef NO_LIBAUDIT 703 $(call feature_check,libaudit) 704 ifneq ($(feature-libaudit), 1) 705 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev); 706 NO_LIBAUDIT := 1 707 else 708 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT 709 EXTLIBS += -laudit 710 $(call detected,CONFIG_TRACE) 711 endif 712 endif 713endif 714 715ifndef NO_LIBCRYPTO 716 ifneq ($(feature-libcrypto), 1) 717 msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev); 718 NO_LIBCRYPTO := 1 719 else 720 CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT 721 EXTLIBS += -lcrypto 722 $(call detected,CONFIG_CRYPTO) 723 endif 724endif 725 726ifdef NO_NEWT 727 NO_SLANG=1 728endif 729 730ifndef NO_SLANG 731 ifneq ($(feature-libslang), 1) 732 ifneq ($(feature-libslang-include-subdir), 1) 733 msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev); 734 NO_SLANG := 1 735 else 736 CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR 737 endif 738 endif 739 ifndef NO_SLANG 740 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h 741 CFLAGS += -DHAVE_SLANG_SUPPORT 742 EXTLIBS += -lslang 743 $(call detected,CONFIG_SLANG) 744 endif 745endif 746 747ifdef GTK2 748 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null) 749 $(call feature_check,gtk2) 750 ifneq ($(feature-gtk2), 1) 751 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev); 752 NO_GTK2 := 1 753 else 754 $(call feature_check,gtk2-infobar) 755 ifeq ($(feature-gtk2-infobar), 1) 756 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT 757 endif 758 CFLAGS += -DHAVE_GTK2_SUPPORT 759 GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null) 760 GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null) 761 EXTLIBS += -ldl 762 endif 763endif 764 765ifdef NO_LIBPERL 766 CFLAGS += -DNO_LIBPERL 767else 768 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null) 769 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS)) 770 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS)) 771 PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null) 772 PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS)) 773 PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS)) 774 PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS)) 775 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS) 776 777 ifneq ($(feature-libperl), 1) 778 CFLAGS += -DNO_LIBPERL 779 NO_LIBPERL := 1 780 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev); 781 else 782 LDFLAGS += $(PERL_EMBED_LDFLAGS) 783 EXTLIBS += $(PERL_EMBED_LIBADD) 784 CFLAGS += -DHAVE_LIBPERL_SUPPORT 785 $(call detected,CONFIG_LIBPERL) 786 endif 787endif 788 789ifeq ($(feature-timerfd), 1) 790 CFLAGS += -DHAVE_TIMERFD_SUPPORT 791else 792 msg := $(warning No timerfd support. Disables 'perf kvm stat live'); 793endif 794 795disable-python = $(eval $(disable-python_code)) 796define disable-python_code 797 CFLAGS += -DNO_LIBPYTHON 798 $(warning $1) 799 NO_LIBPYTHON := 1 800endef 801 802ifdef NO_LIBPYTHON 803 $(call disable-python,Python support disabled by user) 804else 805 806 ifndef PYTHON 807 $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev) 808 else 809 PYTHON_WORD := $(call shell-wordify,$(PYTHON)) 810 811 ifndef PYTHON_CONFIG 812 $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev) 813 else 814 815 ifneq ($(feature-libpython), 1) 816 $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev) 817 else 818 LDFLAGS += $(PYTHON_EMBED_LDFLAGS) 819 EXTLIBS += $(PYTHON_EMBED_LIBADD) 820 LANG_BINDINGS += $(obj-perf)python/perf.so 821 CFLAGS += -DHAVE_LIBPYTHON_SUPPORT 822 $(call detected,CONFIG_LIBPYTHON) 823 endif 824 endif 825 endif 826endif 827 828 829ifndef NO_LIBBFD 830 ifeq ($(feature-libbfd), 1) 831 EXTLIBS += -lbfd -lopcodes 832 else 833 # we are on a system that requires -liberty and (maybe) -lz 834 # to link against -lbfd; test each case individually here 835 836 # call all detections now so we get correct 837 # status in VF output 838 $(call feature_check,libbfd-liberty) 839 $(call feature_check,libbfd-liberty-z) 840 841 ifeq ($(feature-libbfd-liberty), 1) 842 EXTLIBS += -lbfd -lopcodes -liberty 843 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl 844 else 845 ifeq ($(feature-libbfd-liberty-z), 1) 846 EXTLIBS += -lbfd -lopcodes -liberty -lz 847 FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl 848 endif 849 endif 850 $(call feature_check,disassembler-four-args) 851 endif 852 853 ifeq ($(feature-libbfd-buildid), 1) 854 CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT 855 else 856 msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available); 857 endif 858endif 859 860ifdef NO_DEMANGLE 861 CFLAGS += -DNO_DEMANGLE 862else 863 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT 864 EXTLIBS += -liberty 865 else 866 ifeq ($(filter -liberty,$(EXTLIBS)),) 867 $(call feature_check,cplus-demangle) 868 869 # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT 870 # or any of 'bfd iberty z' trinity 871 ifeq ($(feature-cplus-demangle), 1) 872 EXTLIBS += -liberty 873 else 874 msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling) 875 CFLAGS += -DNO_DEMANGLE 876 endif 877 endif 878 endif 879 880 ifneq ($(filter -liberty,$(EXTLIBS)),) 881 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT 882 endif 883endif 884 885ifneq ($(filter -lbfd,$(EXTLIBS)),) 886 CFLAGS += -DHAVE_LIBBFD_SUPPORT 887endif 888 889ifndef NO_ZLIB 890 ifeq ($(feature-zlib), 1) 891 CFLAGS += -DHAVE_ZLIB_SUPPORT 892 EXTLIBS += -lz 893 $(call detected,CONFIG_ZLIB) 894 else 895 NO_ZLIB := 1 896 endif 897endif 898 899ifndef NO_LZMA 900 ifeq ($(feature-lzma), 1) 901 CFLAGS += -DHAVE_LZMA_SUPPORT 902 EXTLIBS += -llzma 903 $(call detected,CONFIG_LZMA) 904 else 905 msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev); 906 NO_LZMA := 1 907 endif 908endif 909 910ifndef NO_LIBZSTD 911 ifeq ($(feature-libzstd), 1) 912 CFLAGS += -DHAVE_ZSTD_SUPPORT 913 CFLAGS += $(LIBZSTD_CFLAGS) 914 LDFLAGS += $(LIBZSTD_LDFLAGS) 915 EXTLIBS += -lzstd 916 $(call detected,CONFIG_ZSTD) 917 else 918 msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR); 919 NO_LIBZSTD := 1 920 endif 921endif 922 923ifndef NO_LIBCAP 924 ifeq ($(feature-libcap), 1) 925 CFLAGS += -DHAVE_LIBCAP_SUPPORT 926 EXTLIBS += -lcap 927 $(call detected,CONFIG_LIBCAP) 928 else 929 msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev); 930 NO_LIBCAP := 1 931 endif 932endif 933 934ifndef NO_BACKTRACE 935 ifeq ($(feature-backtrace), 1) 936 CFLAGS += -DHAVE_BACKTRACE_SUPPORT 937 endif 938endif 939 940ifndef NO_LIBNUMA 941 ifeq ($(feature-libnuma), 0) 942 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev); 943 NO_LIBNUMA := 1 944 else 945 ifeq ($(feature-numa_num_possible_cpus), 0) 946 msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8); 947 NO_LIBNUMA := 1 948 else 949 CFLAGS += -DHAVE_LIBNUMA_SUPPORT 950 EXTLIBS += -lnuma 951 $(call detected,CONFIG_NUMA) 952 endif 953 endif 954endif 955 956ifdef HAVE_KVM_STAT_SUPPORT 957 CFLAGS += -DHAVE_KVM_STAT_SUPPORT 958endif 959 960ifeq ($(feature-disassembler-four-args), 1) 961 CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE 962endif 963 964ifeq (${IS_64_BIT}, 1) 965 ifndef NO_PERF_READ_VDSO32 966 $(call feature_check,compile-32) 967 ifeq ($(feature-compile-32), 1) 968 CFLAGS += -DHAVE_PERF_READ_VDSO32 969 else 970 NO_PERF_READ_VDSO32 := 1 971 endif 972 endif 973 ifneq ($(SRCARCH), x86) 974 NO_PERF_READ_VDSOX32 := 1 975 endif 976 ifndef NO_PERF_READ_VDSOX32 977 $(call feature_check,compile-x32) 978 ifeq ($(feature-compile-x32), 1) 979 CFLAGS += -DHAVE_PERF_READ_VDSOX32 980 else 981 NO_PERF_READ_VDSOX32 := 1 982 endif 983 endif 984else 985 NO_PERF_READ_VDSO32 := 1 986 NO_PERF_READ_VDSOX32 := 1 987endif 988 989ifndef NO_LIBBABELTRACE 990 $(call feature_check,libbabeltrace) 991 ifeq ($(feature-libbabeltrace), 1) 992 CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS) 993 LDFLAGS += $(LIBBABELTRACE_LDFLAGS) 994 EXTLIBS += -lbabeltrace-ctf 995 $(call detected,CONFIG_LIBBABELTRACE) 996 else 997 msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev); 998 endif 999endif 1000 1001ifndef NO_AUXTRACE 1002 ifeq ($(SRCARCH),x86) 1003 ifeq ($(feature-get_cpuid), 0) 1004 msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc); 1005 NO_AUXTRACE := 1 1006 endif 1007 endif 1008 ifndef NO_AUXTRACE 1009 $(call detected,CONFIG_AUXTRACE) 1010 CFLAGS += -DHAVE_AUXTRACE_SUPPORT 1011 ifeq ($(feature-reallocarray), 0) 1012 CFLAGS += -DCOMPAT_NEED_REALLOCARRAY 1013 endif 1014 endif 1015endif 1016 1017ifndef NO_JVMTI 1018 ifneq (,$(wildcard /usr/sbin/update-java-alternatives)) 1019 JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}') 1020 else 1021 ifneq (,$(wildcard /usr/sbin/alternatives)) 1022 JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g') 1023 endif 1024 endif 1025 ifndef JDIR 1026 $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory) 1027 NO_JVMTI := 1 1028 endif 1029endif 1030 1031ifndef NO_JVMTI 1032 FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux 1033 $(call feature_check,jvmti) 1034 ifeq ($(feature-jvmti), 1) 1035 $(call detected_var,JDIR) 1036 ifndef NO_JVMTI_CMLR 1037 FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti) 1038 $(call feature_check,jvmti-cmlr) 1039 ifeq ($(feature-jvmti-cmlr), 1) 1040 CFLAGS += -DHAVE_JVMTI_CMLR 1041 endif 1042 endif # NO_JVMTI_CMLR 1043 else 1044 $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel) 1045 NO_JVMTI := 1 1046 endif 1047endif 1048 1049USE_CXX = 0 1050USE_CLANGLLVM = 0 1051ifdef LIBCLANGLLVM 1052 $(call feature_check,cxx) 1053 ifneq ($(feature-cxx), 1) 1054 msg := $(warning No g++ found, disable clang and llvm support. Please install g++) 1055 else 1056 $(call feature_check,llvm) 1057 $(call feature_check,llvm-version) 1058 ifneq ($(feature-llvm), 1) 1059 msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0)) 1060 else 1061 $(call feature_check,clang) 1062 ifneq ($(feature-clang), 1) 1063 msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0)) 1064 else 1065 CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT 1066 CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir) 1067 $(call detected,CONFIG_CXX) 1068 $(call detected,CONFIG_CLANGLLVM) 1069 USE_CXX = 1 1070 USE_LLVM = 1 1071 USE_CLANG = 1 1072 ifneq ($(feature-llvm-version),1) 1073 msg := $(warning This version of LLVM is not tested. May cause build errors) 1074 endif 1075 endif 1076 endif 1077 endif 1078endif 1079 1080ifdef LIBPFM4 1081 $(call feature_check,libpfm4) 1082 ifeq ($(feature-libpfm4), 1) 1083 CFLAGS += -DHAVE_LIBPFM 1084 EXTLIBS += -lpfm 1085 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1 1086 $(call detected,CONFIG_LIBPFM4) 1087 else 1088 msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev); 1089 NO_LIBPFM4 := 1 1090 endif 1091endif 1092 1093ifdef LIBTRACEEVENT_DYNAMIC 1094 $(call feature_check,libtraceevent) 1095 ifeq ($(feature-libtraceevent), 1) 1096 EXTLIBS += -ltraceevent 1097 LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent) 1098 LIBTRACEEVENT_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEEVENT_VERSION))) 1099 LIBTRACEEVENT_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEEVENT_VERSION))) 1100 LIBTRACEEVENT_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEEVENT_VERSION))) 1101 LIBTRACEEVENT_VERSION_CPP := $(shell expr $(LIBTRACEEVENT_VERSION_1) \* 255 \* 255 + $(LIBTRACEEVENT_VERSION_2) \* 255 + $(LIBTRACEEVENT_VERSION_3)) 1102 CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTRACEEVENT_VERSION_CPP) 1103 else 1104 dummy := $(error Error: No libtraceevent devel library found, please install libtraceevent-devel); 1105 endif 1106endif 1107 1108ifdef LIBTRACEFS_DYNAMIC 1109 $(call feature_check,libtracefs) 1110 ifeq ($(feature-libtracefs), 1) 1111 EXTLIBS += -ltracefs 1112 LIBTRACEFS_VERSION := $(shell $(PKG_CONFIG) --modversion libtracefs) 1113 LIBTRACEFS_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEFS_VERSION))) 1114 LIBTRACEFS_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEFS_VERSION))) 1115 LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION))) 1116 LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3)) 1117 CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP) 1118 else 1119 dummy := $(error Error: No libtracefs devel library found, please install libtracefs-dev); 1120 endif 1121endif 1122 1123# Among the variables below, these: 1124# perfexecdir 1125# perf_include_dir 1126# perf_examples_dir 1127# template_dir 1128# mandir 1129# infodir 1130# htmldir 1131# ETC_PERFCONFIG (but not sysconfdir) 1132# can be specified as a relative path some/where/else; 1133# this is interpreted as relative to $(prefix) and "perf" at 1134# runtime figures out where they are based on the path to the executable. 1135# This can help installing the suite in a relocatable way. 1136 1137# Make the path relative to DESTDIR, not to prefix 1138ifndef DESTDIR 1139prefix ?= $(HOME) 1140endif 1141bindir_relative = bin 1142bindir = $(abspath $(prefix)/$(bindir_relative)) 1143includedir_relative = include 1144includedir = $(abspath $(prefix)/$(includedir_relative)) 1145mandir = share/man 1146infodir = share/info 1147perfexecdir = libexec/perf-core 1148perf_include_dir = lib/perf/include 1149perf_examples_dir = lib/perf/examples 1150sharedir = $(prefix)/share 1151template_dir = share/perf-core/templates 1152STRACE_GROUPS_DIR = share/perf-core/strace/groups 1153htmldir = share/doc/perf-doc 1154tipdir = share/doc/perf-tip 1155srcdir = $(srctree)/tools/perf 1156ifeq ($(prefix),/usr) 1157sysconfdir = /etc 1158ETC_PERFCONFIG = $(sysconfdir)/perfconfig 1159else 1160sysconfdir = $(prefix)/etc 1161ETC_PERFCONFIG = etc/perfconfig 1162endif 1163ifndef lib 1164ifeq ($(SRCARCH)$(IS_64_BIT), x861) 1165lib = lib64 1166else 1167lib = lib 1168endif 1169endif # lib 1170libdir = $(prefix)/$(lib) 1171 1172# Shell quote (do not use $(call) to accommodate ancient setups); 1173ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG)) 1174STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR)) 1175DESTDIR_SQ = $(subst ','\'',$(DESTDIR)) 1176bindir_SQ = $(subst ','\'',$(bindir)) 1177includedir_SQ = $(subst ','\'',$(includedir)) 1178mandir_SQ = $(subst ','\'',$(mandir)) 1179infodir_SQ = $(subst ','\'',$(infodir)) 1180perfexecdir_SQ = $(subst ','\'',$(perfexecdir)) 1181perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir)) 1182perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir)) 1183template_dir_SQ = $(subst ','\'',$(template_dir)) 1184htmldir_SQ = $(subst ','\'',$(htmldir)) 1185tipdir_SQ = $(subst ','\'',$(tipdir)) 1186prefix_SQ = $(subst ','\'',$(prefix)) 1187sysconfdir_SQ = $(subst ','\'',$(sysconfdir)) 1188libdir_SQ = $(subst ','\'',$(libdir)) 1189srcdir_SQ = $(subst ','\'',$(srcdir)) 1190 1191ifneq ($(filter /%,$(firstword $(perfexecdir))),) 1192perfexec_instdir = $(perfexecdir) 1193perf_include_instdir = $(perf_include_dir) 1194perf_examples_instdir = $(perf_examples_dir) 1195STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR) 1196tip_instdir = $(tipdir) 1197else 1198perfexec_instdir = $(prefix)/$(perfexecdir) 1199perf_include_instdir = $(prefix)/$(perf_include_dir) 1200perf_examples_instdir = $(prefix)/$(perf_examples_dir) 1201STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR) 1202tip_instdir = $(prefix)/$(tipdir) 1203endif 1204perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir)) 1205perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir)) 1206perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir)) 1207STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR)) 1208tip_instdir_SQ = $(subst ','\'',$(tip_instdir)) 1209 1210# If we install to $(HOME) we keep the traceevent default: 1211# $(HOME)/.traceevent/plugins 1212# Otherwise we install plugins into the global $(libdir). 1213ifdef DESTDIR 1214plugindir=$(libdir)/traceevent/plugins 1215plugindir_SQ= $(subst ','\'',$(plugindir)) 1216endif 1217 1218print_var = $(eval $(print_var_code)) $(info $(MSG)) 1219define print_var_code 1220 MSG = $(shell printf '...%30s: %s' $(1) $($(1))) 1221endef 1222 1223ifeq ($(VF),1) 1224 # Display EXTRA features which are detected manualy 1225 # from here with feature_check call and thus cannot 1226 # be partof global state output. 1227 $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),)) 1228 $(call print_var,prefix) 1229 $(call print_var,bindir) 1230 $(call print_var,libdir) 1231 $(call print_var,sysconfdir) 1232 $(call print_var,LIBUNWIND_DIR) 1233 $(call print_var,LIBDW_DIR) 1234 $(call print_var,JDIR) 1235 1236 ifeq ($(dwarf-post-unwind),1) 1237 $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) 1238 endif 1239 $(info ) 1240endif 1241 1242$(call detected_var,bindir_SQ) 1243$(call detected_var,PYTHON_WORD) 1244ifneq ($(OUTPUT),) 1245$(call detected_var,OUTPUT) 1246endif 1247$(call detected_var,htmldir_SQ) 1248$(call detected_var,infodir_SQ) 1249$(call detected_var,mandir_SQ) 1250$(call detected_var,ETC_PERFCONFIG_SQ) 1251$(call detected_var,STRACE_GROUPS_DIR_SQ) 1252$(call detected_var,prefix_SQ) 1253$(call detected_var,perfexecdir_SQ) 1254$(call detected_var,perf_include_dir_SQ) 1255$(call detected_var,perf_examples_dir_SQ) 1256$(call detected_var,tipdir_SQ) 1257$(call detected_var,srcdir_SQ) 1258$(call detected_var,LIBDIR) 1259$(call detected_var,GTK_CFLAGS) 1260$(call detected_var,PERL_EMBED_CCOPTS) 1261$(call detected_var,PYTHON_EMBED_CCOPTS) 1262ifneq ($(BISON_FILE_PREFIX_MAP),) 1263$(call detected_var,BISON_FILE_PREFIX_MAP) 1264endif 1265 1266# re-generate FEATURE-DUMP as we may have called feature_check, found out 1267# extra libraries to add to LDFLAGS of some other test and then redo those 1268# tests, see the block about libbfd, disassembler-four-args, for instance. 1269$(shell rm -f $(FEATURE_DUMP_FILENAME)) 1270$(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME))) 1271 1272ifeq ($(feature_display),1) 1273 $(call feature_display_entries) 1274endif 1275