tools/perf/config/Makefile

   1
   2 ifeq ($(src-perf),)
   3 src-perf := $(srctree)/tools/perf
   4 endif
   5
   6 ifeq ($(obj-perf),)
   7 obj-perf := $(OUTPUT)
   8 endif
   9
  10 ifneq ($(obj-perf),)
  11 obj-perf := $(abspath $(obj-perf))/
  12 endif
  13
  14 $(shell printf "" > $(OUTPUT).config-detected)
  15 detected     = $(shell echo "$(1)=y"       >> $(OUTPUT).config-detected)
  16 detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
  17
  18 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
  19
  20 include $(src-perf)/config/Makefile.arch
  21
  22 $(call detected_var,ARCH)
  23
  24 NO_PERF_REGS := 1
  25
  26 # Additional ARCH settings for x86
  27 ifeq ($(ARCH),x86)
  28   $(call detected,CONFIG_X86)
  29   ifeq (${IS_64_BIT}, 1)
  30     CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT
  31     ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
  32     LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
  33     $(call detected,CONFIG_X86_64)
  34   else
  35     LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
  36   endif
  37   NO_PERF_REGS := 0
  38 endif
  39
  40 ifeq ($(ARCH),arm)
  41   NO_PERF_REGS := 0
  42   LIBUNWIND_LIBS = -lunwind -lunwind-arm
  43 endif
  44
  45 ifeq ($(ARCH),arm64)
  46   NO_PERF_REGS := 0
  47   LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
  48 endif
  49
  50 ifeq ($(NO_PERF_REGS),0)
  51   $(call detected,CONFIG_PERF_REGS)
  52 endif
  53
  54 # So far there's only x86 and arm libdw unwind support merged in perf.
  55 # Disable it on all other architectures in case libdw unwind
  56 # support is detected in system. Add supported architectures
  57 # to the check.
  58 ifneq ($(ARCH),$(filter $(ARCH),x86 arm))
  59   NO_LIBDW_DWARF_UNWIND := 1
  60 endif
  61
  62 ifeq ($(LIBUNWIND_LIBS),)
  63   NO_LIBUNWIND := 1
  64 else
  65   #
  66   # For linking with debug library, run like:
  67   #
  68   #   make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
  69   #
  70   ifdef LIBUNWIND_DIR
  71     LIBUNWIND_CFLAGS  = -I$(LIBUNWIND_DIR)/include
  72     LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
  73   endif
  74   LIBUNWIND_LDFLAGS += $(LIBUNWIND_LIBS)
  75
  76   # Set per-feature check compilation flags
  77   FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
  78   FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS)
  79   FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
  80   FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS)
  81 endif
  82
  83 ifeq ($(NO_PERF_REGS),0)
  84   CFLAGS += -DHAVE_PERF_REGS_SUPPORT
  85 endif
  86
  87 ifndef NO_LIBELF
  88   # for linking with debug library, run like:
  89   # make DEBUG=1 LIBDW_DIR=/opt/libdw/
  90   ifdef LIBDW_DIR
  91     LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include
  92     LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
  93   endif
  94   FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
  95   FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) -ldw
  96 endif
  97
  98 ifdef LIBBABELTRACE
  99   # for linking with debug library, run like:
 100   # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
 101   ifdef LIBBABELTRACE_DIR
 102     LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_DIR)/include
 103     LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
 104   endif
 105   FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
 106   FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
 107 endif
 108
 109 FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/arch/$(ARCH)/include/uapi -I$(srctree)/include/uapi
 110 # include ARCH specific config
 111 -include $(src-perf)/arch/$(ARCH)/Makefile
 112
 113 ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
 114   CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
 115 endif
 116
 117 include $(src-perf)/config/utilities.mak
 118
 119 ifeq ($(call get-executable,$(FLEX)),)
 120   dummy := $(error Error: $(FLEX) is missing on this system, please install it)
 121 endif
 122
 123 ifeq ($(call get-executable,$(BISON)),)
 124   dummy := $(error Error: $(BISON) is missing on this system, please install it)
 125 endif
 126
 127 # Treat warnings as errors unless directed not to
 128 ifneq ($(WERROR),0)
 129   CFLAGS += -Werror
 130 endif
 131
 132 ifndef DEBUG
 133   DEBUG := 0
 134 endif
 135
 136 ifeq ($(DEBUG),0)
 137   CFLAGS += -O6
 138 endif
 139
 140 ifdef PARSER_DEBUG
 141   PARSER_DEBUG_BISON := -t
 142   PARSER_DEBUG_FLEX  := -d
 143   CFLAGS             += -DPARSER_DEBUG
 144   $(call detected_var,PARSER_DEBUG_BISON)
 145   $(call detected_var,PARSER_DEBUG_FLEX)
 146 endif
 147
 148 ifndef NO_LIBPYTHON
 149   # Try different combinations to accommodate systems that only have
 150   # python[2][-config] in weird combinations but always preferring
 151   # python2 and python2-config as per pep-0394. If we catch a
 152   # python[-config] in version 3, the version check will kill it.
 153   PYTHON2 := $(if $(call get-executable,python2),python2,python)
 154   override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
 155   PYTHON2_CONFIG := \
 156     $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
 157   override PYTHON_CONFIG := \
 158     $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
 159
 160   PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 161
 162   PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 163   PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
 164
 165   FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
 166   FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
 167   FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
 168   FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
 169 endif
 170
 171 CFLAGS += -fno-omit-frame-pointer
 172 CFLAGS += -ggdb3
 173 CFLAGS += -funwind-tables
 174 CFLAGS += -Wall
 175 CFLAGS += -Wextra
 176 CFLAGS += -std=gnu99
 177
 178 # Enforce a non-executable stack, as we may regress (again) in the future by
 179 # adding assembler files missing the .GNU-stack linker note.
 180 LDFLAGS += -Wl,-z,noexecstack
 181
 182 EXTLIBS = -lpthread -lrt -lm -ldl
 183
 184 include $(srctree)/tools/build/Makefile.feature
 185
 186 ifeq ($(feature-stackprotector-all), 1)
 187   CFLAGS += -fstack-protector-all
 188 endif
 189
 190 ifeq ($(DEBUG),0)
 191   ifeq ($(feature-fortify-source), 1)
 192     CFLAGS += -D_FORTIFY_SOURCE=2
 193   endif
 194 endif
 195
 196 CFLAGS += -I$(src-perf)/util/include
 197 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
 198 CFLAGS += -I$(srctree)/tools/include/
 199 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
 200 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
 201 CFLAGS += -I$(srctree)/include/uapi
 202 CFLAGS += -I$(srctree)/include
 203
 204 # $(obj-perf)      for generated common-cmds.h
 205 # $(obj-perf)/util for generated bison/flex headers
 206 ifneq ($(OUTPUT),)
 207 CFLAGS += -I$(obj-perf)/util
 208 CFLAGS += -I$(obj-perf)
 209 endif
 210
 211 CFLAGS += -I$(src-perf)/util
 212 CFLAGS += -I$(src-perf)
 213 CFLAGS += -I$(srctree)/tools/lib/
 214
 215 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
 216
 217 ifeq ($(feature-sync-compare-and-swap), 1)
 218   CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
 219 endif
 220
 221 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
 222   CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
 223 endif
 224
 225 ifndef NO_BIONIC
 226   $(call feature_check,bionic)
 227   ifeq ($(feature-bionic), 1)
 228     BIONIC := 1
 229     EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
 230     EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
 231   endif
 232 endif
 233
 234 ifdef NO_LIBELF
 235   NO_DWARF := 1
 236   NO_DEMANGLE := 1
 237   NO_LIBUNWIND := 1
 238   NO_LIBDW_DWARF_UNWIND := 1
 239   NO_LIBBPF := 1
 240 else
 241   ifeq ($(feature-libelf), 0)
 242     ifeq ($(feature-glibc), 1)
 243       LIBC_SUPPORT := 1
 244     endif
 245     ifeq ($(BIONIC),1)
 246       LIBC_SUPPORT := 1
 247     endif
 248     ifeq ($(LIBC_SUPPORT),1)
 249       msg := $(warning No libelf found, disables 'probe' tool and BPF support in 'perf record', please install elfutils-libelf-devel/libelf-dev);
 250
 251       NO_LIBELF := 1
 252       NO_DWARF := 1
 253       NO_DEMANGLE := 1
 254       NO_LIBUNWIND := 1
 255       NO_LIBDW_DWARF_UNWIND := 1
 256       NO_LIBBPF := 1
 257     else
 258       ifneq ($(filter s% -static%,$(LDFLAGS),),)
 259         msg := $(error No static glibc found, please install glibc-static);
 260       else
 261         msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
 262       endif
 263     endif
 264   else
 265     ifndef NO_LIBDW_DWARF_UNWIND
 266       ifneq ($(feature-libdw-dwarf-unwind),1)
 267         NO_LIBDW_DWARF_UNWIND := 1
 268         msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
 269       endif
 270     endif
 271     ifneq ($(feature-dwarf), 1)
 272       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);
 273       NO_DWARF := 1
 274     endif # Dwarf support
 275   endif # libelf support
 276 endif # NO_LIBELF
 277
 278 ifdef NO_DWARF
 279   NO_LIBDW_DWARF_UNWIND := 1
 280 endif
 281
 282 ifndef NO_LIBELF
 283   CFLAGS += -DHAVE_LIBELF_SUPPORT
 284   EXTLIBS += -lelf
 285   $(call detected,CONFIG_LIBELF)
 286
 287   ifeq ($(feature-libelf-mmap), 1)
 288     CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
 289   endif
 290
 291   ifeq ($(feature-libelf-getphdrnum), 1)
 292     CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
 293   endif
 294
 295   # include ARCH specific config
 296   -include $(src-perf)/arch/$(ARCH)/Makefile
 297
 298   ifndef NO_DWARF
 299     ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
 300       msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
 301       NO_DWARF := 1
 302     else
 303       CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
 304       LDFLAGS += $(LIBDW_LDFLAGS)
 305       DWARFLIBS := -ldw
 306       ifeq ($(findstring -static,${LDFLAGS}),-static)
 307         DWARFLIBS += -lelf -lebl -lz -llzma -lbz2
 308       endif
 309       EXTLIBS += ${DWARFLIBS}
 310       $(call detected,CONFIG_DWARF)
 311     endif # PERF_HAVE_DWARF_REGS
 312   endif # NO_DWARF
 313
 314   ifndef NO_LIBBPF
 315     ifeq ($(feature-bpf), 1)
 316       CFLAGS += -DHAVE_LIBBPF_SUPPORT
 317       $(call detected,CONFIG_LIBBPF)
 318     endif
 319
 320     ifndef NO_DWARF
 321       ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
 322         CFLAGS += -DHAVE_BPF_PROLOGUE
 323         $(call detected,CONFIG_BPF_PROLOGUE)
 324       else
 325         msg := $(warning BPF prologue is not supported by architecture $(ARCH), missing regs_query_register_offset());
 326       endif
 327     else
 328       msg := $(warning DWARF support is off, BPF prologue is disabled);
 329     endif
 330
 331   endif # NO_LIBBPF
 332 endif # NO_LIBELF
 333
 334 ifeq ($(ARCH),powerpc)
 335   ifndef NO_DWARF
 336     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
 337   endif
 338 endif
 339
 340 ifndef NO_LIBUNWIND
 341   ifneq ($(feature-libunwind), 1)
 342     msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
 343     NO_LIBUNWIND := 1
 344   endif
 345 endif
 346
 347 ifndef NO_LIBBPF
 348   ifneq ($(feature-bpf), 1)
 349     msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
 350     NO_LIBBPF := 1
 351   endif
 352 endif
 353
 354 dwarf-post-unwind := 1
 355 dwarf-post-unwind-text := BUG
 356
 357 # setup DWARF post unwinder
 358 ifdef NO_LIBUNWIND
 359   ifdef NO_LIBDW_DWARF_UNWIND
 360     msg := $(warning Disabling post unwind, no support found.);
 361     dwarf-post-unwind := 0
 362   else
 363     dwarf-post-unwind-text := libdw
 364     $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
 365   endif
 366 else
 367   dwarf-post-unwind-text := libunwind
 368   $(call detected,CONFIG_LIBUNWIND)
 369   # Enable libunwind support by default.
 370   ifndef NO_LIBDW_DWARF_UNWIND
 371     NO_LIBDW_DWARF_UNWIND := 1
 372   endif
 373 endif
 374
 375 ifeq ($(dwarf-post-unwind),1)
 376   CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
 377   $(call detected,CONFIG_DWARF_UNWIND)
 378 else
 379   NO_DWARF_UNWIND := 1
 380 endif
 381
 382 ifndef NO_LIBUNWIND
 383   ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
 384     $(call feature_check,libunwind-debug-frame)
 385     ifneq ($(feature-libunwind-debug-frame), 1)
 386       msg := $(warning No debug_frame support found in libunwind);
 387       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 388     endif
 389   else
 390     # non-ARM has no dwarf_find_debug_frame() function:
 391     CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 392   endif
 393   CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
 394   EXTLIBS += $(LIBUNWIND_LIBS)
 395   CFLAGS  += $(LIBUNWIND_CFLAGS)
 396   LDFLAGS += $(LIBUNWIND_LDFLAGS)
 397 endif
 398
 399 ifndef NO_LIBAUDIT
 400   ifneq ($(feature-libaudit), 1)
 401     msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
 402     NO_LIBAUDIT := 1
 403   else
 404     CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
 405     EXTLIBS += -laudit
 406     $(call detected,CONFIG_AUDIT)
 407   endif
 408 endif
 409
 410 ifdef NO_NEWT
 411   NO_SLANG=1
 412 endif
 413
 414 ifndef NO_SLANG
 415   ifneq ($(feature-libslang), 1)
 416     msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
 417     NO_SLANG := 1
 418   else
 419     # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
 420     CFLAGS += -I/usr/include/slang
 421     CFLAGS += -DHAVE_SLANG_SUPPORT
 422     EXTLIBS += -lslang
 423     $(call detected,CONFIG_SLANG)
 424   endif
 425 endif
 426
 427 ifndef NO_GTK2
 428   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
 429   ifneq ($(feature-gtk2), 1)
 430     msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
 431     NO_GTK2 := 1
 432   else
 433     ifeq ($(feature-gtk2-infobar), 1)
 434       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
 435     endif
 436     CFLAGS += -DHAVE_GTK2_SUPPORT
 437     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
 438     GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
 439     EXTLIBS += -ldl
 440   endif
 441 endif
 442
 443 grep-libs  = $(filter -l%,$(1))
 444 strip-libs = $(filter-out -l%,$(1))
 445
 446 ifdef NO_LIBPERL
 447   CFLAGS += -DNO_LIBPERL
 448 else
 449   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
 450   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
 451   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
 452   PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
 453   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
 454
 455   ifneq ($(feature-libperl), 1)
 456     CFLAGS += -DNO_LIBPERL
 457     NO_LIBPERL := 1
 458     msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
 459   else
 460     LDFLAGS += $(PERL_EMBED_LDFLAGS)
 461     EXTLIBS += $(PERL_EMBED_LIBADD)
 462     $(call detected,CONFIG_LIBPERL)
 463   endif
 464 endif
 465
 466 ifeq ($(feature-timerfd), 1)
 467   CFLAGS += -DHAVE_TIMERFD_SUPPORT
 468 else
 469   msg := $(warning No timerfd support. Disables 'perf kvm stat live');
 470 endif
 471
 472 disable-python = $(eval $(disable-python_code))
 473 define disable-python_code
 474   CFLAGS += -DNO_LIBPYTHON
 475   $(warning $1)
 476   NO_LIBPYTHON := 1
 477 endef
 478
 479 ifdef NO_LIBPYTHON
 480   $(call disable-python,Python support disabled by user)
 481 else
 482
 483   ifndef PYTHON
 484     $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
 485   else
 486     PYTHON_WORD := $(call shell-wordify,$(PYTHON))
 487
 488     ifndef PYTHON_CONFIG
 489       $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
 490     else
 491
 492       PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 493
 494       PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 495       PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
 496       PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
 497       PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
 498       FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
 499
 500       ifneq ($(feature-libpython), 1)
 501         $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
 502       else
 503
 504         ifneq ($(feature-libpython-version), 1)
 505           $(warning Python 3 is not yet supported; please set)
 506           $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
 507           $(warning If you also have Python 2 installed, then)
 508           $(warning try something like:)
 509           $(warning $(and ,))
 510           $(warning $(and ,)  make PYTHON=python2)
 511           $(warning $(and ,))
 512           $(warning Otherwise, disable Python support entirely:)
 513           $(warning $(and ,))
 514           $(warning $(and ,)  make NO_LIBPYTHON=1)
 515           $(warning $(and ,))
 516           $(error   $(and ,))
 517         else
 518           LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
 519           EXTLIBS += $(PYTHON_EMBED_LIBADD)
 520           LANG_BINDINGS += $(obj-perf)python/perf.so
 521           $(call detected,CONFIG_LIBPYTHON)
 522         endif
 523       endif
 524     endif
 525   endif
 526 endif
 527
 528 ifeq ($(feature-libbfd), 1)
 529   EXTLIBS += -lbfd
 530
 531   # call all detections now so we get correct
 532   # status in VF output
 533   $(call feature_check,liberty)
 534   $(call feature_check,liberty-z)
 535   $(call feature_check,cplus-demangle)
 536
 537   ifeq ($(feature-liberty), 1)
 538     EXTLIBS += -liberty
 539   else
 540     ifeq ($(feature-liberty-z), 1)
 541       EXTLIBS += -liberty -lz
 542     endif
 543   endif
 544 endif
 545
 546 ifdef NO_DEMANGLE
 547   CFLAGS += -DNO_DEMANGLE
 548 else
 549   ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
 550     EXTLIBS += -liberty
 551     CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 552   else
 553     ifneq ($(feature-libbfd), 1)
 554       ifneq ($(feature-liberty), 1)
 555         ifneq ($(feature-liberty-z), 1)
 556           # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
 557           # or any of 'bfd iberty z' trinity
 558           ifeq ($(feature-cplus-demangle), 1)
 559             EXTLIBS += -liberty
 560             CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 561           else
 562             msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
 563             CFLAGS += -DNO_DEMANGLE
 564           endif
 565         endif
 566       endif
 567     endif
 568   endif
 569 endif
 570
 571 ifneq ($(filter -lbfd,$(EXTLIBS)),)
 572   CFLAGS += -DHAVE_LIBBFD_SUPPORT
 573 endif
 574
 575 ifndef NO_ZLIB
 576   ifeq ($(feature-zlib), 1)
 577     CFLAGS += -DHAVE_ZLIB_SUPPORT
 578     EXTLIBS += -lz
 579     $(call detected,CONFIG_ZLIB)
 580   else
 581     NO_ZLIB := 1
 582   endif
 583 endif
 584
 585 ifndef NO_LZMA
 586   ifeq ($(feature-lzma), 1)
 587     CFLAGS += -DHAVE_LZMA_SUPPORT
 588     EXTLIBS += -llzma
 589     $(call detected,CONFIG_LZMA)
 590   else
 591     msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
 592     NO_LZMA := 1
 593   endif
 594 endif
 595
 596 ifndef NO_BACKTRACE
 597   ifeq ($(feature-backtrace), 1)
 598     CFLAGS += -DHAVE_BACKTRACE_SUPPORT
 599   endif
 600 endif
 601
 602 ifndef NO_LIBNUMA
 603   ifeq ($(feature-libnuma), 0)
 604     msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
 605     NO_LIBNUMA := 1
 606   else
 607     ifeq ($(feature-numa_num_possible_cpus), 0)
 608       msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
 609       NO_LIBNUMA := 1
 610     else
 611       CFLAGS += -DHAVE_LIBNUMA_SUPPORT
 612       EXTLIBS += -lnuma
 613       $(call detected,CONFIG_NUMA)
 614     endif
 615   endif
 616 endif
 617
 618 ifdef HAVE_KVM_STAT_SUPPORT
 619     CFLAGS += -DHAVE_KVM_STAT_SUPPORT
 620 endif
 621
 622 ifeq (${IS_64_BIT}, 1)
 623   ifndef NO_PERF_READ_VDSO32
 624     $(call feature_check,compile-32)
 625     ifeq ($(feature-compile-32), 1)
 626       CFLAGS += -DHAVE_PERF_READ_VDSO32
 627     else
 628       NO_PERF_READ_VDSO32 := 1
 629     endif
 630   endif
 631   ifneq ($(ARCH), x86)
 632     NO_PERF_READ_VDSOX32 := 1
 633   endif
 634   ifndef NO_PERF_READ_VDSOX32
 635     $(call feature_check,compile-x32)
 636     ifeq ($(feature-compile-x32), 1)
 637       CFLAGS += -DHAVE_PERF_READ_VDSOX32
 638     else
 639       NO_PERF_READ_VDSOX32 := 1
 640     endif
 641   endif
 642 else
 643   NO_PERF_READ_VDSO32 := 1
 644   NO_PERF_READ_VDSOX32 := 1
 645 endif
 646
 647 ifdef LIBBABELTRACE
 648   $(call feature_check,libbabeltrace)
 649   ifeq ($(feature-libbabeltrace), 1)
 650     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
 651     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
 652     EXTLIBS += -lbabeltrace-ctf
 653     $(call detected,CONFIG_LIBBABELTRACE)
 654   else
 655     msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
 656   endif
 657 endif
 658
 659 ifndef NO_AUXTRACE
 660   ifeq ($(feature-get_cpuid), 0)
 661     msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
 662     NO_AUXTRACE := 1
 663   else
 664     $(call detected,CONFIG_AUXTRACE)
 665     CFLAGS += -DHAVE_AUXTRACE_SUPPORT
 666   endif
 667 endif
 668
 669 # Among the variables below, these:
 670 #   perfexecdir
 671 #   template_dir
 672 #   mandir
 673 #   infodir
 674 #   htmldir
 675 #   ETC_PERFCONFIG (but not sysconfdir)
 676 # can be specified as a relative path some/where/else;
 677 # this is interpreted as relative to $(prefix) and "perf" at
 678 # runtime figures out where they are based on the path to the executable.
 679 # This can help installing the suite in a relocatable way.
 680
 681 # Make the path relative to DESTDIR, not to prefix
 682 ifndef DESTDIR
 683 prefix ?= $(HOME)
 684 endif
 685 bindir_relative = bin
 686 bindir = $(abspath $(prefix)/$(bindir_relative))
 687 mandir = share/man
 688 infodir = share/info
 689 perfexecdir = libexec/perf-core
 690 sharedir = $(prefix)/share
 691 template_dir = share/perf-core/templates
 692 STRACE_GROUPS_DIR = share/perf-core/strace/groups
 693 htmldir = share/doc/perf-doc
 694 tipdir = share/doc/perf-tip
 695 ifeq ($(prefix),/usr)
 696 sysconfdir = /etc
 697 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
 698 else
 699 sysconfdir = $(prefix)/etc
 700 ETC_PERFCONFIG = etc/perfconfig
 701 endif
 702 ifndef lib
 703 ifeq ($(ARCH)$(IS_64_BIT), x861)
 704 lib = lib64
 705 else
 706 lib = lib
 707 endif
 708 endif # lib
 709 libdir = $(prefix)/$(lib)
 710
 711 # Shell quote (do not use $(call) to accommodate ancient setups);
 712 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
 713 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
 714 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
 715 bindir_SQ = $(subst ','\'',$(bindir))
 716 mandir_SQ = $(subst ','\'',$(mandir))
 717 infodir_SQ = $(subst ','\'',$(infodir))
 718 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
 719 template_dir_SQ = $(subst ','\'',$(template_dir))
 720 htmldir_SQ = $(subst ','\'',$(htmldir))
 721 tipdir_SQ = $(subst ','\'',$(tipdir))
 722 prefix_SQ = $(subst ','\'',$(prefix))
 723 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
 724 libdir_SQ = $(subst ','\'',$(libdir))
 725
 726 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
 727 perfexec_instdir = $(perfexecdir)
 728 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
 729 tip_instdir = $(tipdir)
 730 else
 731 perfexec_instdir = $(prefix)/$(perfexecdir)
 732 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
 733 tip_instdir = $(prefix)/$(tipdir)
 734 endif
 735 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
 736 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
 737 tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
 738
 739 # If we install to $(HOME) we keep the traceevent default:
 740 # $(HOME)/.traceevent/plugins
 741 # Otherwise we install plugins into the global $(libdir).
 742 ifdef DESTDIR
 743 plugindir=$(libdir)/traceevent/plugins
 744 plugindir_SQ= $(subst ','\'',$(plugindir))
 745 endif
 746
 747 print_var = $(eval $(print_var_code)) $(info $(MSG))
 748 define print_var_code
 749     MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
 750 endef
 751
 752 ifeq ($(VF),1)
 753   $(call print_var,prefix)
 754   $(call print_var,bindir)
 755   $(call print_var,libdir)
 756   $(call print_var,sysconfdir)
 757   $(call print_var,LIBUNWIND_DIR)
 758   $(call print_var,LIBDW_DIR)
 759
 760   ifeq ($(dwarf-post-unwind),1)
 761     $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
 762   endif
 763   $(info )
 764 endif
 765
 766 $(call detected_var,bindir_SQ)
 767 $(call detected_var,PYTHON_WORD)
 768 ifneq ($(OUTPUT),)
 769 $(call detected_var,OUTPUT)
 770 endif
 771 $(call detected_var,htmldir_SQ)
 772 $(call detected_var,infodir_SQ)
 773 $(call detected_var,mandir_SQ)
 774 $(call detected_var,ETC_PERFCONFIG_SQ)
 775 $(call detected_var,STRACE_GROUPS_DIR_SQ)
 776 $(call detected_var,prefix_SQ)
 777 $(call detected_var,perfexecdir_SQ)
 778 $(call detected_var,tipdir_SQ)
 779 $(call detected_var,LIBDIR)
 780 $(call detected_var,GTK_CFLAGS)
 781 $(call detected_var,PERL_EMBED_CCOPTS)
 782 $(call detected_var,PYTHON_EMBED_CCOPTS)