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   1# SPDX-License-Identifier: GPL-2.0-only
   2
   3ifeq ($(src-perf),)
   4src-perf := $(srctree)/tools/perf
   5endif
   6
   7ifeq ($(obj-perf),)
   8obj-perf := $(OUTPUT)
   9endif
  10
  11ifneq ($(obj-perf),)
  12obj-perf := $(abspath $(obj-perf))/
  13endif
  14
  15$(shell printf "" > $(OUTPUT).config-detected)
  16detected     = $(shell echo "$(1)=y"       >> $(OUTPUT).config-detected)
  17detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
  18
  19CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
  20
  21include $(srctree)/tools/scripts/Makefile.arch
  22
  23$(call detected_var,SRCARCH)
  24
  25NO_PERF_REGS := 1
  26NO_SYSCALL_TABLE := 1
  27
  28# Additional ARCH settings for ppc
  29ifeq ($(SRCARCH),powerpc)
  30  NO_PERF_REGS := 0
  31  NO_SYSCALL_TABLE := 0
  32  CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
  33  LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
  34endif
  35
  36# Additional ARCH settings for x86
  37ifeq ($(SRCARCH),x86)
  38  $(call detected,CONFIG_X86)
  39  ifeq (${IS_64_BIT}, 1)
  40    NO_SYSCALL_TABLE := 0
  41    CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
  42    ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
  43    LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
  44    $(call detected,CONFIG_X86_64)
  45  else
  46    LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
  47  endif
  48  NO_PERF_REGS := 0
  49endif
  50
  51ifeq ($(SRCARCH),arm)
  52  NO_PERF_REGS := 0
  53  LIBUNWIND_LIBS = -lunwind -lunwind-arm
  54endif
  55
  56ifeq ($(SRCARCH),arm64)
  57  NO_PERF_REGS := 0
  58  NO_SYSCALL_TABLE := 0
  59  CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
  60  LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
  61endif
  62
  63ifeq ($(SRCARCH),riscv)
  64  NO_PERF_REGS := 0
  65endif
  66
  67ifeq ($(SRCARCH),csky)
  68  NO_PERF_REGS := 0
  69endif
  70
  71ifeq ($(ARCH),s390)
  72  NO_PERF_REGS := 0
  73  NO_SYSCALL_TABLE := 0
  74  CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
  75endif
  76
  77ifeq ($(NO_PERF_REGS),0)
  78  $(call detected,CONFIG_PERF_REGS)
  79endif
  80
  81ifneq ($(NO_SYSCALL_TABLE),1)
  82  CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
  83endif
  84
  85# So far there's only x86 and arm libdw unwind support merged in perf.
  86# Disable it on all other architectures in case libdw unwind
  87# support is detected in system. Add supported architectures
  88# to the check.
  89ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
  90  NO_LIBDW_DWARF_UNWIND := 1
  91endif
  92
  93ifeq ($(LIBUNWIND_LIBS),)
  94  NO_LIBUNWIND := 1
  95endif
  96#
  97# For linking with debug library, run like:
  98#
  99#   make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
 100#
 101
 102libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
 103define libunwind_arch_set_flags_code
 104  FEATURE_CHECK_CFLAGS-libunwind-$(1)  = -I$(LIBUNWIND_DIR)/include
 105  FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
 106endef
 107
 108ifdef LIBUNWIND_DIR
 109  LIBUNWIND_CFLAGS  = -I$(LIBUNWIND_DIR)/include
 110  LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
 111  LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
 112  $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
 113endif
 114
 115# Set per-feature check compilation flags
 116FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
 117FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
 118FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
 119FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
 120
 121FEATURE_CHECK_LDFLAGS-libunwind-arm = -lunwind -lunwind-arm
 122FEATURE_CHECK_LDFLAGS-libunwind-aarch64 = -lunwind -lunwind-aarch64
 123FEATURE_CHECK_LDFLAGS-libunwind-x86 = -lunwind -llzma -lunwind-x86
 124FEATURE_CHECK_LDFLAGS-libunwind-x86_64 = -lunwind -llzma -lunwind-x86_64
 125
 126FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
 127
 128ifdef CSINCLUDES
 129  LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
 130endif
 131OPENCSDLIBS := -lopencsd_c_api -lopencsd
 132ifdef CSLIBS
 133  LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
 134endif
 135FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
 136FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
 137
 138ifeq ($(NO_PERF_REGS),0)
 139  CFLAGS += -DHAVE_PERF_REGS_SUPPORT
 140endif
 141
 142# for linking with debug library, run like:
 143# make DEBUG=1 LIBDW_DIR=/opt/libdw/
 144ifdef LIBDW_DIR
 145  LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include
 146  LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
 147endif
 148DWARFLIBS := -ldw
 149ifeq ($(findstring -static,${LDFLAGS}),-static)
 150  DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2
 151endif
 152FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
 153FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
 154
 155# for linking with debug library, run like:
 156# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
 157ifdef LIBBABELTRACE_DIR
 158  LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_DIR)/include
 159  LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
 160endif
 161FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
 162FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
 163
 164ifdef LIBZSTD_DIR
 165  LIBZSTD_CFLAGS  := -I$(LIBZSTD_DIR)/lib
 166  LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
 167endif
 168FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
 169FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
 170
 171FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi
 172# include ARCH specific config
 173-include $(src-perf)/arch/$(SRCARCH)/Makefile
 174
 175ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
 176  CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
 177endif
 178
 179include $(srctree)/tools/scripts/utilities.mak
 180
 181ifeq ($(call get-executable,$(FLEX)),)
 182  dummy := $(error Error: $(FLEX) is missing on this system, please install it)
 183endif
 184
 185ifeq ($(call get-executable,$(BISON)),)
 186  dummy := $(error Error: $(BISON) is missing on this system, please install it)
 187endif
 188
 189# Treat warnings as errors unless directed not to
 190ifneq ($(WERROR),0)
 191  CFLAGS += -Werror
 192  CXXFLAGS += -Werror
 193endif
 194
 195ifndef DEBUG
 196  DEBUG := 0
 197endif
 198
 199ifeq ($(DEBUG),0)
 200ifeq ($(CC_NO_CLANG), 0)
 201  CFLAGS += -O3
 202else
 203  CFLAGS += -O6
 204endif
 205endif
 206
 207ifdef PARSER_DEBUG
 208  PARSER_DEBUG_BISON := -t
 209  PARSER_DEBUG_FLEX  := -d
 210  CFLAGS             += -DPARSER_DEBUG
 211  $(call detected_var,PARSER_DEBUG_BISON)
 212  $(call detected_var,PARSER_DEBUG_FLEX)
 213endif
 214
 215# Try different combinations to accommodate systems that only have
 216# python[2][-config] in weird combinations but always preferring
 217# python2 and python2-config as per pep-0394. If we catch a
 218# python[-config] in version 3, the version check will kill it.
 219PYTHON2 := $(if $(call get-executable,python2),python2,python)
 220override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
 221PYTHON2_CONFIG := \
 222  $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
 223override PYTHON_CONFIG := \
 224  $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
 225
 226grep-libs  = $(filter -l%,$(1))
 227strip-libs  = $(filter-out -l%,$(1))
 228
 229PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 230
 231ifdef PYTHON_CONFIG
 232  PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 233  PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
 234  PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
 235  PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
 236  FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
 237endif
 238
 239FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
 240FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
 241FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
 242FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
 243
 244FEATURE_CHECK_LDFLAGS-libaio = -lrt
 245
 246FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
 247
 248CFLAGS += -fno-omit-frame-pointer
 249CFLAGS += -ggdb3
 250CFLAGS += -funwind-tables
 251CFLAGS += -Wall
 252CFLAGS += -Wextra
 253CFLAGS += -std=gnu99
 254
 255CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti
 256CXXFLAGS += -Wall
 257CXXFLAGS += -fno-omit-frame-pointer
 258CXXFLAGS += -ggdb3
 259CXXFLAGS += -funwind-tables
 260CXXFLAGS += -Wno-strict-aliasing
 261
 262# Enforce a non-executable stack, as we may regress (again) in the future by
 263# adding assembler files missing the .GNU-stack linker note.
 264LDFLAGS += -Wl,-z,noexecstack
 265
 266EXTLIBS = -lpthread -lrt -lm -ldl
 267
 268ifeq ($(FEATURES_DUMP),)
 269include $(srctree)/tools/build/Makefile.feature
 270else
 271include $(FEATURES_DUMP)
 272endif
 273
 274ifeq ($(feature-stackprotector-all), 1)
 275  CFLAGS += -fstack-protector-all
 276endif
 277
 278ifeq ($(DEBUG),0)
 279  ifeq ($(feature-fortify-source), 1)
 280    CFLAGS += -D_FORTIFY_SOURCE=2
 281  endif
 282endif
 283
 284INC_FLAGS += -I$(src-perf)/lib/include
 285INC_FLAGS += -I$(src-perf)/util/include
 286INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
 287INC_FLAGS += -I$(srctree)/tools/include/
 288INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
 289INC_FLAGS += -I$(srctree)/tools/include/uapi
 290INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
 291INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
 292
 293# $(obj-perf)      for generated common-cmds.h
 294# $(obj-perf)/util for generated bison/flex headers
 295ifneq ($(OUTPUT),)
 296INC_FLAGS += -I$(obj-perf)/util
 297INC_FLAGS += -I$(obj-perf)
 298endif
 299
 300INC_FLAGS += -I$(src-perf)/util
 301INC_FLAGS += -I$(src-perf)
 302INC_FLAGS += -I$(srctree)/tools/lib/
 303
 304CFLAGS   += $(INC_FLAGS)
 305CXXFLAGS += $(INC_FLAGS)
 306
 307CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
 308
 309ifeq ($(feature-sync-compare-and-swap), 1)
 310  CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
 311endif
 312
 313ifeq ($(feature-pthread-attr-setaffinity-np), 1)
 314  CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
 315endif
 316
 317ifeq ($(feature-pthread-barrier), 1)
 318  CFLAGS += -DHAVE_PTHREAD_BARRIER
 319endif
 320
 321ifndef NO_BIONIC
 322  $(call feature_check,bionic)
 323  ifeq ($(feature-bionic), 1)
 324    BIONIC := 1
 325    CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
 326    CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
 327    EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
 328    EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
 329  endif
 330endif
 331
 332ifeq ($(feature-eventfd), 1)
 333  CFLAGS += -DHAVE_EVENTFD
 334endif
 335
 336ifeq ($(feature-get_current_dir_name), 1)
 337  CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
 338endif
 339
 340ifeq ($(feature-gettid), 1)
 341  CFLAGS += -DHAVE_GETTID
 342endif
 343
 344ifdef NO_LIBELF
 345  NO_DWARF := 1
 346  NO_DEMANGLE := 1
 347  NO_LIBUNWIND := 1
 348  NO_LIBDW_DWARF_UNWIND := 1
 349  NO_LIBBPF := 1
 350  NO_JVMTI := 1
 351else
 352  ifeq ($(feature-libelf), 0)
 353    ifeq ($(feature-glibc), 1)
 354      LIBC_SUPPORT := 1
 355    endif
 356    ifeq ($(BIONIC),1)
 357      LIBC_SUPPORT := 1
 358    endif
 359    ifeq ($(LIBC_SUPPORT),1)
 360      msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
 361
 362      NO_LIBELF := 1
 363      NO_DWARF := 1
 364      NO_DEMANGLE := 1
 365      NO_LIBUNWIND := 1
 366      NO_LIBDW_DWARF_UNWIND := 1
 367      NO_LIBBPF := 1
 368      NO_JVMTI := 1
 369    else
 370      ifneq ($(filter s% -static%,$(LDFLAGS),),)
 371        msg := $(error No static glibc found, please install glibc-static);
 372      else
 373        msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
 374      endif
 375    endif
 376  else
 377    ifndef NO_LIBDW_DWARF_UNWIND
 378      ifneq ($(feature-libdw-dwarf-unwind),1)
 379        NO_LIBDW_DWARF_UNWIND := 1
 380        msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
 381      endif
 382    endif
 383    ifneq ($(feature-dwarf), 1)
 384      ifndef NO_DWARF
 385        msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
 386        NO_DWARF := 1
 387      endif
 388    else
 389      ifneq ($(feature-dwarf_getlocations), 1)
 390        msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
 391      else
 392        CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
 393      endif # dwarf_getlocations
 394    endif # Dwarf support
 395  endif # libelf support
 396endif # NO_LIBELF
 397
 398ifeq ($(feature-glibc), 1)
 399  CFLAGS += -DHAVE_GLIBC_SUPPORT
 400endif
 401
 402ifeq ($(feature-libaio), 1)
 403  ifndef NO_AIO
 404    CFLAGS += -DHAVE_AIO_SUPPORT
 405  endif
 406endif
 407
 408ifdef NO_DWARF
 409  NO_LIBDW_DWARF_UNWIND := 1
 410endif
 411
 412ifeq ($(feature-sched_getcpu), 1)
 413  CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
 414endif
 415
 416ifeq ($(feature-setns), 1)
 417  CFLAGS += -DHAVE_SETNS_SUPPORT
 418  $(call detected,CONFIG_SETNS)
 419endif
 420
 421ifdef CORESIGHT
 422  $(call feature_check,libopencsd)
 423  ifeq ($(feature-libopencsd), 1)
 424    CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
 425    ifeq ($(feature-reallocarray), 0)
 426      CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
 427    endif
 428    LDFLAGS += $(LIBOPENCSD_LDFLAGS)
 429    EXTLIBS += $(OPENCSDLIBS)
 430    $(call detected,CONFIG_LIBOPENCSD)
 431    ifdef CSTRACE_RAW
 432      CFLAGS += -DCS_DEBUG_RAW
 433      ifeq (${CSTRACE_RAW}, packed)
 434        CFLAGS += -DCS_RAW_PACKED
 435      endif
 436    endif
 437  endif
 438endif
 439
 440ifndef NO_LIBELF
 441  CFLAGS += -DHAVE_LIBELF_SUPPORT
 442  EXTLIBS += -lelf
 443  $(call detected,CONFIG_LIBELF)
 444
 445  ifeq ($(feature-libelf-mmap), 1)
 446    CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
 447  endif
 448
 449  ifeq ($(feature-libelf-getphdrnum), 1)
 450    CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
 451  endif
 452
 453  ifeq ($(feature-libelf-gelf_getnote), 1)
 454    CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
 455  else
 456    msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
 457  endif
 458
 459  ifeq ($(feature-libelf-getshdrstrndx), 1)
 460    CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
 461  endif
 462
 463  ifndef NO_DWARF
 464    ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
 465      msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
 466      NO_DWARF := 1
 467    else
 468      CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
 469      LDFLAGS += $(LIBDW_LDFLAGS)
 470      EXTLIBS += ${DWARFLIBS}
 471      $(call detected,CONFIG_DWARF)
 472    endif # PERF_HAVE_DWARF_REGS
 473  endif # NO_DWARF
 474
 475  ifndef NO_LIBBPF
 476    ifeq ($(feature-bpf), 1)
 477      CFLAGS += -DHAVE_LIBBPF_SUPPORT
 478      $(call detected,CONFIG_LIBBPF)
 479    endif
 480
 481    ifndef NO_DWARF
 482      ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
 483        CFLAGS += -DHAVE_BPF_PROLOGUE
 484        $(call detected,CONFIG_BPF_PROLOGUE)
 485      else
 486        msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
 487      endif
 488    else
 489      msg := $(warning DWARF support is off, BPF prologue is disabled);
 490    endif
 491
 492  endif # NO_LIBBPF
 493endif # NO_LIBELF
 494
 495ifndef NO_SDT
 496  ifneq ($(feature-sdt), 1)
 497    msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
 498    NO_SDT := 1;
 499  else
 500    CFLAGS += -DHAVE_SDT_EVENT
 501    $(call detected,CONFIG_SDT_EVENT)
 502  endif
 503endif
 504
 505ifdef PERF_HAVE_JITDUMP
 506  ifndef NO_LIBELF
 507    $(call detected,CONFIG_JITDUMP)
 508    CFLAGS += -DHAVE_JITDUMP
 509  endif
 510endif
 511
 512ifeq ($(SRCARCH),powerpc)
 513  ifndef NO_DWARF
 514    CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
 515  endif
 516endif
 517
 518ifndef NO_LIBUNWIND
 519  have_libunwind :=
 520
 521  $(call feature_check,libunwind-x86)
 522  ifeq ($(feature-libunwind-x86), 1)
 523    $(call detected,CONFIG_LIBUNWIND_X86)
 524    CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
 525    LDFLAGS += -lunwind-x86
 526    EXTLIBS_LIBUNWIND += -lunwind-x86
 527    have_libunwind = 1
 528  endif
 529
 530  $(call feature_check,libunwind-aarch64)
 531  ifeq ($(feature-libunwind-aarch64), 1)
 532    $(call detected,CONFIG_LIBUNWIND_AARCH64)
 533    CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
 534    LDFLAGS += -lunwind-aarch64
 535    EXTLIBS_LIBUNWIND += -lunwind-aarch64
 536    have_libunwind = 1
 537    $(call feature_check,libunwind-debug-frame-aarch64)
 538    ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
 539      msg := $(warning No debug_frame support found in libunwind-aarch64);
 540      CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
 541    endif
 542  endif
 543
 544  ifneq ($(feature-libunwind), 1)
 545    msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
 546    NO_LOCAL_LIBUNWIND := 1
 547  else
 548    have_libunwind := 1
 549    $(call detected,CONFIG_LOCAL_LIBUNWIND)
 550  endif
 551
 552  ifneq ($(have_libunwind), 1)
 553    NO_LIBUNWIND := 1
 554  endif
 555else
 556  NO_LOCAL_LIBUNWIND := 1
 557endif
 558
 559ifndef NO_LIBBPF
 560  ifneq ($(feature-bpf), 1)
 561    msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
 562    NO_LIBBPF := 1
 563  endif
 564endif
 565
 566dwarf-post-unwind := 1
 567dwarf-post-unwind-text := BUG
 568
 569# setup DWARF post unwinder
 570ifdef NO_LIBUNWIND
 571  ifdef NO_LIBDW_DWARF_UNWIND
 572    msg := $(warning Disabling post unwind, no support found.);
 573    dwarf-post-unwind := 0
 574  else
 575    dwarf-post-unwind-text := libdw
 576    $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
 577  endif
 578else
 579  dwarf-post-unwind-text := libunwind
 580  $(call detected,CONFIG_LIBUNWIND)
 581  # Enable libunwind support by default.
 582  ifndef NO_LIBDW_DWARF_UNWIND
 583    NO_LIBDW_DWARF_UNWIND := 1
 584  endif
 585endif
 586
 587ifeq ($(dwarf-post-unwind),1)
 588  CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
 589  $(call detected,CONFIG_DWARF_UNWIND)
 590else
 591  NO_DWARF_UNWIND := 1
 592endif
 593
 594ifndef NO_LOCAL_LIBUNWIND
 595  ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
 596    $(call feature_check,libunwind-debug-frame)
 597    ifneq ($(feature-libunwind-debug-frame), 1)
 598      msg := $(warning No debug_frame support found in libunwind);
 599      CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 600    endif
 601  else
 602    # non-ARM has no dwarf_find_debug_frame() function:
 603    CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 604  endif
 605  EXTLIBS += $(LIBUNWIND_LIBS)
 606  LDFLAGS += $(LIBUNWIND_LIBS)
 607endif
 608ifeq ($(findstring -static,${LDFLAGS}),-static)
 609  # gcc -static links libgcc_eh which contans piece of libunwind
 610  LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
 611endif
 612
 613ifndef NO_LIBUNWIND
 614  CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
 615  CFLAGS  += $(LIBUNWIND_CFLAGS)
 616  LDFLAGS += $(LIBUNWIND_LDFLAGS)
 617  EXTLIBS += $(EXTLIBS_LIBUNWIND)
 618endif
 619
 620ifeq ($(NO_SYSCALL_TABLE),0)
 621  $(call detected,CONFIG_TRACE)
 622else
 623  ifndef NO_LIBAUDIT
 624    ifneq ($(feature-libaudit), 1)
 625      msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
 626      NO_LIBAUDIT := 1
 627    else
 628      CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
 629      EXTLIBS += -laudit
 630      $(call detected,CONFIG_TRACE)
 631    endif
 632  endif
 633endif
 634
 635ifndef NO_LIBCRYPTO
 636  ifneq ($(feature-libcrypto), 1)
 637    msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
 638    NO_LIBCRYPTO := 1
 639  else
 640    CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
 641    EXTLIBS += -lcrypto
 642    $(call detected,CONFIG_CRYPTO)
 643  endif
 644endif
 645
 646ifdef NO_NEWT
 647  NO_SLANG=1
 648endif
 649
 650ifndef NO_SLANG
 651  ifneq ($(feature-libslang), 1)
 652    ifneq ($(feature-libslang-include-subdir), 1)
 653      msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
 654      NO_SLANG := 1
 655    else
 656      CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
 657    endif
 658  endif
 659  ifndef NO_SLANG
 660    # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
 661    CFLAGS += -DHAVE_SLANG_SUPPORT
 662    EXTLIBS += -lslang
 663    $(call detected,CONFIG_SLANG)
 664  endif
 665endif
 666
 667ifndef NO_GTK2
 668  FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
 669  ifneq ($(feature-gtk2), 1)
 670    msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
 671    NO_GTK2 := 1
 672  else
 673    ifeq ($(feature-gtk2-infobar), 1)
 674      GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
 675    endif
 676    CFLAGS += -DHAVE_GTK2_SUPPORT
 677    GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
 678    GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
 679    EXTLIBS += -ldl
 680  endif
 681endif
 682
 683ifdef NO_LIBPERL
 684  CFLAGS += -DNO_LIBPERL
 685else
 686  PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
 687  PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
 688  PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
 689  PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
 690  PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
 691  PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
 692  FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
 693
 694  ifneq ($(feature-libperl), 1)
 695    CFLAGS += -DNO_LIBPERL
 696    NO_LIBPERL := 1
 697    msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
 698  else
 699    LDFLAGS += $(PERL_EMBED_LDFLAGS)
 700    EXTLIBS += $(PERL_EMBED_LIBADD)
 701    CFLAGS += -DHAVE_LIBPERL_SUPPORT
 702    $(call detected,CONFIG_LIBPERL)
 703  endif
 704endif
 705
 706ifeq ($(feature-timerfd), 1)
 707  CFLAGS += -DHAVE_TIMERFD_SUPPORT
 708else
 709  msg := $(warning No timerfd support. Disables 'perf kvm stat live');
 710endif
 711
 712disable-python = $(eval $(disable-python_code))
 713define disable-python_code
 714  CFLAGS += -DNO_LIBPYTHON
 715  $(warning $1)
 716  NO_LIBPYTHON := 1
 717endef
 718
 719ifdef NO_LIBPYTHON
 720  $(call disable-python,Python support disabled by user)
 721else
 722
 723  ifndef PYTHON
 724    $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
 725  else
 726    PYTHON_WORD := $(call shell-wordify,$(PYTHON))
 727
 728    ifndef PYTHON_CONFIG
 729      $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
 730    else
 731
 732      ifneq ($(feature-libpython), 1)
 733        $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
 734      else
 735         LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
 736         EXTLIBS += $(PYTHON_EMBED_LIBADD)
 737         LANG_BINDINGS += $(obj-perf)python/perf.so
 738         CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
 739         $(call detected,CONFIG_LIBPYTHON)
 740      endif
 741    endif
 742  endif
 743endif
 744
 745ifeq ($(feature-libbfd), 1)
 746  EXTLIBS += -lbfd -lopcodes
 747else
 748  # we are on a system that requires -liberty and (maybe) -lz
 749  # to link against -lbfd; test each case individually here
 750
 751  # call all detections now so we get correct
 752  # status in VF output
 753  $(call feature_check,libbfd-liberty)
 754  $(call feature_check,libbfd-liberty-z)
 755
 756  ifeq ($(feature-libbfd-liberty), 1)
 757    EXTLIBS += -lbfd -lopcodes -liberty
 758    FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl
 759  else
 760    ifeq ($(feature-libbfd-liberty-z), 1)
 761      EXTLIBS += -lbfd -lopcodes -liberty -lz
 762      FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl
 763    endif
 764  endif
 765  $(call feature_check,disassembler-four-args)
 766endif
 767
 768ifdef NO_DEMANGLE
 769  CFLAGS += -DNO_DEMANGLE
 770else
 771  ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
 772    EXTLIBS += -liberty
 773  else
 774    ifeq ($(filter -liberty,$(EXTLIBS)),)
 775      $(call feature_check,cplus-demangle)
 776
 777      # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
 778      # or any of 'bfd iberty z' trinity
 779      ifeq ($(feature-cplus-demangle), 1)
 780        EXTLIBS += -liberty
 781      else
 782        msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
 783        CFLAGS += -DNO_DEMANGLE
 784      endif
 785    endif
 786  endif
 787
 788  ifneq ($(filter -liberty,$(EXTLIBS)),)
 789    CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 790  endif
 791endif
 792
 793ifneq ($(filter -lbfd,$(EXTLIBS)),)
 794  CFLAGS += -DHAVE_LIBBFD_SUPPORT
 795endif
 796
 797ifndef NO_ZLIB
 798  ifeq ($(feature-zlib), 1)
 799    CFLAGS += -DHAVE_ZLIB_SUPPORT
 800    EXTLIBS += -lz
 801    $(call detected,CONFIG_ZLIB)
 802  else
 803    NO_ZLIB := 1
 804  endif
 805endif
 806
 807ifndef NO_LZMA
 808  ifeq ($(feature-lzma), 1)
 809    CFLAGS += -DHAVE_LZMA_SUPPORT
 810    EXTLIBS += -llzma
 811    $(call detected,CONFIG_LZMA)
 812  else
 813    msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
 814    NO_LZMA := 1
 815  endif
 816endif
 817
 818ifndef NO_LIBZSTD
 819  ifeq ($(feature-libzstd), 1)
 820    CFLAGS += -DHAVE_ZSTD_SUPPORT
 821    CFLAGS += $(LIBZSTD_CFLAGS)
 822    LDFLAGS += $(LIBZSTD_LDFLAGS)
 823    EXTLIBS += -lzstd
 824    $(call detected,CONFIG_ZSTD)
 825  else
 826    msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
 827    NO_LIBZSTD := 1
 828  endif
 829endif
 830
 831ifndef NO_LIBCAP
 832  ifeq ($(feature-libcap), 1)
 833    CFLAGS += -DHAVE_LIBCAP_SUPPORT
 834    EXTLIBS += -lcap
 835    $(call detected,CONFIG_LIBCAP)
 836  else
 837    msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
 838    NO_LIBCAP := 1
 839  endif
 840endif
 841
 842ifndef NO_BACKTRACE
 843  ifeq ($(feature-backtrace), 1)
 844    CFLAGS += -DHAVE_BACKTRACE_SUPPORT
 845  endif
 846endif
 847
 848ifndef NO_LIBNUMA
 849  ifeq ($(feature-libnuma), 0)
 850    msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
 851    NO_LIBNUMA := 1
 852  else
 853    ifeq ($(feature-numa_num_possible_cpus), 0)
 854      msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
 855      NO_LIBNUMA := 1
 856    else
 857      CFLAGS += -DHAVE_LIBNUMA_SUPPORT
 858      EXTLIBS += -lnuma
 859      $(call detected,CONFIG_NUMA)
 860    endif
 861  endif
 862endif
 863
 864ifdef HAVE_KVM_STAT_SUPPORT
 865    CFLAGS += -DHAVE_KVM_STAT_SUPPORT
 866endif
 867
 868ifeq ($(feature-disassembler-four-args), 1)
 869    CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
 870endif
 871
 872ifeq (${IS_64_BIT}, 1)
 873  ifndef NO_PERF_READ_VDSO32
 874    $(call feature_check,compile-32)
 875    ifeq ($(feature-compile-32), 1)
 876      CFLAGS += -DHAVE_PERF_READ_VDSO32
 877    else
 878      NO_PERF_READ_VDSO32 := 1
 879    endif
 880  endif
 881  ifneq ($(SRCARCH), x86)
 882    NO_PERF_READ_VDSOX32 := 1
 883  endif
 884  ifndef NO_PERF_READ_VDSOX32
 885    $(call feature_check,compile-x32)
 886    ifeq ($(feature-compile-x32), 1)
 887      CFLAGS += -DHAVE_PERF_READ_VDSOX32
 888    else
 889      NO_PERF_READ_VDSOX32 := 1
 890    endif
 891  endif
 892else
 893  NO_PERF_READ_VDSO32 := 1
 894  NO_PERF_READ_VDSOX32 := 1
 895endif
 896
 897ifndef NO_LIBBABELTRACE
 898  $(call feature_check,libbabeltrace)
 899  ifeq ($(feature-libbabeltrace), 1)
 900    CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
 901    LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
 902    EXTLIBS += -lbabeltrace-ctf
 903    $(call detected,CONFIG_LIBBABELTRACE)
 904  else
 905    msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
 906  endif
 907endif
 908
 909ifndef NO_AUXTRACE
 910  ifeq ($(SRCARCH),x86)
 911    ifeq ($(feature-get_cpuid), 0)
 912      msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
 913      NO_AUXTRACE := 1
 914    endif
 915  endif
 916  ifndef NO_AUXTRACE
 917    $(call detected,CONFIG_AUXTRACE)
 918    CFLAGS += -DHAVE_AUXTRACE_SUPPORT
 919  endif
 920endif
 921
 922ifndef NO_JVMTI
 923  ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
 924    JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
 925  else
 926    ifneq (,$(wildcard /usr/sbin/alternatives))
 927      JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
 928    endif
 929  endif
 930  ifndef JDIR
 931    $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
 932    NO_JVMTI := 1
 933  endif
 934endif
 935
 936ifndef NO_JVMTI
 937  FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
 938  $(call feature_check,jvmti)
 939  ifeq ($(feature-jvmti), 1)
 940    $(call detected_var,JDIR)
 941    ifndef NO_JVMTI_CMLR
 942      FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
 943      $(call feature_check,jvmti-cmlr)
 944      ifeq ($(feature-jvmti-cmlr), 1)
 945        CFLAGS += -DHAVE_JVMTI_CMLR
 946      endif
 947    endif # NO_JVMTI_CMLR
 948  else
 949    $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
 950    NO_JVMTI := 1
 951  endif
 952endif
 953
 954USE_CXX = 0
 955USE_CLANGLLVM = 0
 956ifdef LIBCLANGLLVM
 957  $(call feature_check,cxx)
 958  ifneq ($(feature-cxx), 1)
 959    msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
 960  else
 961    $(call feature_check,llvm)
 962    $(call feature_check,llvm-version)
 963    ifneq ($(feature-llvm), 1)
 964      msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
 965    else
 966      $(call feature_check,clang)
 967      ifneq ($(feature-clang), 1)
 968        msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
 969      else
 970        CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
 971        CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
 972        $(call detected,CONFIG_CXX)
 973        $(call detected,CONFIG_CLANGLLVM)
 974	USE_CXX = 1
 975	USE_LLVM = 1
 976	USE_CLANG = 1
 977        ifneq ($(feature-llvm-version),1)
 978          msg := $(warning This version of LLVM is not tested. May cause build errors)
 979        endif
 980      endif
 981    endif
 982  endif
 983endif
 984
 985# Among the variables below, these:
 986#   perfexecdir
 987#   perf_include_dir
 988#   perf_examples_dir
 989#   template_dir
 990#   mandir
 991#   infodir
 992#   htmldir
 993#   ETC_PERFCONFIG (but not sysconfdir)
 994# can be specified as a relative path some/where/else;
 995# this is interpreted as relative to $(prefix) and "perf" at
 996# runtime figures out where they are based on the path to the executable.
 997# This can help installing the suite in a relocatable way.
 998
 999# Make the path relative to DESTDIR, not to prefix
1000ifndef DESTDIR
1001prefix ?= $(HOME)
1002endif
1003bindir_relative = bin
1004bindir = $(abspath $(prefix)/$(bindir_relative))
1005mandir = share/man
1006infodir = share/info
1007perfexecdir = libexec/perf-core
1008perf_include_dir = lib/perf/include
1009perf_examples_dir = lib/perf/examples
1010sharedir = $(prefix)/share
1011template_dir = share/perf-core/templates
1012STRACE_GROUPS_DIR = share/perf-core/strace/groups
1013htmldir = share/doc/perf-doc
1014tipdir = share/doc/perf-tip
1015srcdir = $(srctree)/tools/perf
1016ifeq ($(prefix),/usr)
1017sysconfdir = /etc
1018ETC_PERFCONFIG = $(sysconfdir)/perfconfig
1019else
1020sysconfdir = $(prefix)/etc
1021ETC_PERFCONFIG = etc/perfconfig
1022endif
1023ifndef lib
1024ifeq ($(SRCARCH)$(IS_64_BIT), x861)
1025lib = lib64
1026else
1027lib = lib
1028endif
1029endif # lib
1030libdir = $(prefix)/$(lib)
1031
1032# Shell quote (do not use $(call) to accommodate ancient setups);
1033ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
1034STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
1035DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
1036bindir_SQ = $(subst ','\'',$(bindir))
1037mandir_SQ = $(subst ','\'',$(mandir))
1038infodir_SQ = $(subst ','\'',$(infodir))
1039perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
1040perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
1041perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
1042template_dir_SQ = $(subst ','\'',$(template_dir))
1043htmldir_SQ = $(subst ','\'',$(htmldir))
1044tipdir_SQ = $(subst ','\'',$(tipdir))
1045prefix_SQ = $(subst ','\'',$(prefix))
1046sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
1047libdir_SQ = $(subst ','\'',$(libdir))
1048srcdir_SQ = $(subst ','\'',$(srcdir))
1049
1050ifneq ($(filter /%,$(firstword $(perfexecdir))),)
1051perfexec_instdir = $(perfexecdir)
1052perf_include_instdir = $(perf_include_dir)
1053perf_examples_instdir = $(perf_examples_dir)
1054STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
1055tip_instdir = $(tipdir)
1056else
1057perfexec_instdir = $(prefix)/$(perfexecdir)
1058perf_include_instdir = $(prefix)/$(perf_include_dir)
1059perf_examples_instdir = $(prefix)/$(perf_examples_dir)
1060STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
1061tip_instdir = $(prefix)/$(tipdir)
1062endif
1063perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
1064perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
1065perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
1066STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
1067tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
1068
1069# If we install to $(HOME) we keep the traceevent default:
1070# $(HOME)/.traceevent/plugins
1071# Otherwise we install plugins into the global $(libdir).
1072ifdef DESTDIR
1073plugindir=$(libdir)/traceevent/plugins
1074plugindir_SQ= $(subst ','\'',$(plugindir))
1075endif
1076
1077print_var = $(eval $(print_var_code)) $(info $(MSG))
1078define print_var_code
1079    MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
1080endef
1081
1082ifeq ($(VF),1)
1083  # Display EXTRA features which are detected manualy
1084  # from here with feature_check call and thus cannot
1085  # be partof global state output.
1086  $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),))
1087  $(call print_var,prefix)
1088  $(call print_var,bindir)
1089  $(call print_var,libdir)
1090  $(call print_var,sysconfdir)
1091  $(call print_var,LIBUNWIND_DIR)
1092  $(call print_var,LIBDW_DIR)
1093  $(call print_var,JDIR)
1094
1095  ifeq ($(dwarf-post-unwind),1)
1096    $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
1097  endif
1098  $(info )
1099endif
1100
1101$(call detected_var,bindir_SQ)
1102$(call detected_var,PYTHON_WORD)
1103ifneq ($(OUTPUT),)
1104$(call detected_var,OUTPUT)
1105endif
1106$(call detected_var,htmldir_SQ)
1107$(call detected_var,infodir_SQ)
1108$(call detected_var,mandir_SQ)
1109$(call detected_var,ETC_PERFCONFIG_SQ)
1110$(call detected_var,STRACE_GROUPS_DIR_SQ)
1111$(call detected_var,prefix_SQ)
1112$(call detected_var,perfexecdir_SQ)
1113$(call detected_var,perf_include_dir_SQ)
1114$(call detected_var,perf_examples_dir_SQ)
1115$(call detected_var,tipdir_SQ)
1116$(call detected_var,srcdir_SQ)
1117$(call detected_var,LIBDIR)
1118$(call detected_var,GTK_CFLAGS)
1119$(call detected_var,PERL_EMBED_CCOPTS)
1120$(call detected_var,PYTHON_EMBED_CCOPTS)