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 # include ARCH specific config
 110 -include $(src-perf)/arch/$(ARCH)/Makefile
 111
 112 include $(src-perf)/config/utilities.mak
 113
 114 ifeq ($(call get-executable,$(FLEX)),)
 115   dummy := $(error Error: $(FLEX) is missing on this system, please install it)
 116 endif
 117
 118 ifeq ($(call get-executable,$(BISON)),)
 119   dummy := $(error Error: $(BISON) is missing on this system, please install it)
 120 endif
 121
 122 # Treat warnings as errors unless directed not to
 123 ifneq ($(WERROR),0)
 124   CFLAGS += -Werror
 125 endif
 126
 127 ifndef DEBUG
 128   DEBUG := 0
 129 endif
 130
 131 ifeq ($(DEBUG),0)
 132   CFLAGS += -O6
 133 else
 134   CFLAGS += $(call cc-option,-Og,-O0)
 135 endif
 136
 137 ifdef PARSER_DEBUG
 138   PARSER_DEBUG_BISON := -t
 139   PARSER_DEBUG_FLEX  := -d
 140   CFLAGS             += -DPARSER_DEBUG
 141   $(call detected_var,PARSER_DEBUG_BISON)
 142   $(call detected_var,PARSER_DEBUG_FLEX)
 143 endif
 144
 145 ifndef NO_LIBPYTHON
 146   # Try different combinations to accommodate systems that only have
 147   # python[2][-config] in weird combinations but always preferring
 148   # python2 and python2-config as per pep-0394. If we catch a
 149   # python[-config] in version 3, the version check will kill it.
 150   PYTHON2 := $(if $(call get-executable,python2),python2,python)
 151   override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
 152   PYTHON2_CONFIG := \
 153     $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
 154   override PYTHON_CONFIG := \
 155     $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
 156
 157   PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 158
 159   PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 160   PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
 161
 162   FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
 163   FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
 164   FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
 165   FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
 166 endif
 167
 168 CFLAGS += -fno-omit-frame-pointer
 169 CFLAGS += -ggdb3
 170 CFLAGS += -funwind-tables
 171 CFLAGS += -Wall
 172 CFLAGS += -Wextra
 173 CFLAGS += -std=gnu99
 174
 175 # Enforce a non-executable stack, as we may regress (again) in the future by
 176 # adding assembler files missing the .GNU-stack linker note.
 177 LDFLAGS += -Wl,-z,noexecstack
 178
 179 EXTLIBS = -lpthread -lrt -lm -ldl
 180
 181 include $(srctree)/tools/build/Makefile.feature
 182
 183 ifeq ($(feature-stackprotector-all), 1)
 184   CFLAGS += -fstack-protector-all
 185 endif
 186
 187 ifeq ($(DEBUG),0)
 188   ifeq ($(feature-fortify-source), 1)
 189     CFLAGS += -D_FORTIFY_SOURCE=2
 190   endif
 191 endif
 192
 193 CFLAGS += -I$(src-perf)/util/include
 194 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
 195 CFLAGS += -I$(srctree)/tools/include/
 196 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
 197 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
 198 CFLAGS += -I$(srctree)/include/uapi
 199 CFLAGS += -I$(srctree)/include
 200
 201 # $(obj-perf)      for generated common-cmds.h
 202 # $(obj-perf)/util for generated bison/flex headers
 203 ifneq ($(OUTPUT),)
 204 CFLAGS += -I$(obj-perf)/util
 205 CFLAGS += -I$(obj-perf)
 206 endif
 207
 208 CFLAGS += -I$(src-perf)/util
 209 CFLAGS += -I$(src-perf)
 210 CFLAGS += -I$(srctree)/tools/lib/
 211
 212 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
 213
 214 ifeq ($(feature-sync-compare-and-swap), 1)
 215   CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
 216 endif
 217
 218 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
 219   CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
 220 endif
 221
 222 ifndef NO_BIONIC
 223   $(call feature_check,bionic)
 224   ifeq ($(feature-bionic), 1)
 225     BIONIC := 1
 226     EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
 227     EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
 228   endif
 229 endif
 230
 231 ifdef NO_LIBELF
 232   NO_DWARF := 1
 233   NO_DEMANGLE := 1
 234   NO_LIBUNWIND := 1
 235   NO_LIBDW_DWARF_UNWIND := 1
 236 else
 237   ifeq ($(feature-libelf), 0)
 238     ifeq ($(feature-glibc), 1)
 239       LIBC_SUPPORT := 1
 240     endif
 241     ifeq ($(BIONIC),1)
 242       LIBC_SUPPORT := 1
 243     endif
 244     ifeq ($(LIBC_SUPPORT),1)
 245       msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
 246
 247       NO_LIBELF := 1
 248       NO_DWARF := 1
 249       NO_DEMANGLE := 1
 250       NO_LIBUNWIND := 1
 251       NO_LIBDW_DWARF_UNWIND := 1
 252     else
 253       ifneq ($(filter s% -static%,$(LDFLAGS),),)
 254         msg := $(error No static glibc found, please install glibc-static);
 255       else
 256         msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
 257       endif
 258     endif
 259   else
 260     ifndef NO_LIBDW_DWARF_UNWIND
 261       ifneq ($(feature-libdw-dwarf-unwind),1)
 262         NO_LIBDW_DWARF_UNWIND := 1
 263         msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
 264       endif
 265     endif
 266     ifneq ($(feature-dwarf), 1)
 267       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);
 268       NO_DWARF := 1
 269     endif # Dwarf support
 270   endif # libelf support
 271 endif # NO_LIBELF
 272
 273 ifdef NO_DWARF
 274   NO_LIBDW_DWARF_UNWIND := 1
 275 endif
 276
 277 ifndef NO_LIBELF
 278   CFLAGS += -DHAVE_LIBELF_SUPPORT
 279   EXTLIBS += -lelf
 280   $(call detected,CONFIG_LIBELF)
 281
 282   ifeq ($(feature-libelf-mmap), 1)
 283     CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
 284   endif
 285
 286   ifeq ($(feature-libelf-getphdrnum), 1)
 287     CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
 288   endif
 289
 290   # include ARCH specific config
 291   -include $(src-perf)/arch/$(ARCH)/Makefile
 292
 293   ifndef NO_DWARF
 294     ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
 295       msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
 296       NO_DWARF := 1
 297     else
 298       CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
 299       LDFLAGS += $(LIBDW_LDFLAGS)
 300       DWARFLIBS := -ldw
 301       ifeq ($(findstring -static,${LDFLAGS}),-static)
 302         DWARFLIBS += -lelf -lebl -lz -llzma -lbz2
 303       endif
 304       EXTLIBS += ${DWARFLIBS}
 305       $(call detected,CONFIG_DWARF)
 306     endif # PERF_HAVE_DWARF_REGS
 307   endif # NO_DWARF
 308 endif # NO_LIBELF
 309
 310 ifeq ($(ARCH),powerpc)
 311   ifndef NO_DWARF
 312     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
 313   endif
 314 endif
 315
 316 ifndef NO_LIBUNWIND
 317   ifneq ($(feature-libunwind), 1)
 318     msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
 319     NO_LIBUNWIND := 1
 320   endif
 321 endif
 322
 323 dwarf-post-unwind := 1
 324 dwarf-post-unwind-text := BUG
 325
 326 # setup DWARF post unwinder
 327 ifdef NO_LIBUNWIND
 328   ifdef NO_LIBDW_DWARF_UNWIND
 329     msg := $(warning Disabling post unwind, no support found.);
 330     dwarf-post-unwind := 0
 331   else
 332     dwarf-post-unwind-text := libdw
 333     $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
 334   endif
 335 else
 336   dwarf-post-unwind-text := libunwind
 337   $(call detected,CONFIG_LIBUNWIND)
 338   # Enable libunwind support by default.
 339   ifndef NO_LIBDW_DWARF_UNWIND
 340     NO_LIBDW_DWARF_UNWIND := 1
 341   endif
 342 endif
 343
 344 ifeq ($(dwarf-post-unwind),1)
 345   CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
 346   $(call detected,CONFIG_DWARF_UNWIND)
 347 else
 348   NO_DWARF_UNWIND := 1
 349 endif
 350
 351 ifndef NO_LIBUNWIND
 352   ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
 353     $(call feature_check,libunwind-debug-frame)
 354     ifneq ($(feature-libunwind-debug-frame), 1)
 355       msg := $(warning No debug_frame support found in libunwind);
 356       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 357     endif
 358   else
 359     # non-ARM has no dwarf_find_debug_frame() function:
 360     CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 361   endif
 362   CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
 363   EXTLIBS += $(LIBUNWIND_LIBS)
 364   CFLAGS  += $(LIBUNWIND_CFLAGS)
 365   LDFLAGS += $(LIBUNWIND_LDFLAGS)
 366 endif
 367
 368 ifndef NO_LIBAUDIT
 369   ifneq ($(feature-libaudit), 1)
 370     msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
 371     NO_LIBAUDIT := 1
 372   else
 373     CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
 374     EXTLIBS += -laudit
 375     $(call detected,CONFIG_AUDIT)
 376   endif
 377 endif
 378
 379 ifdef NO_NEWT
 380   NO_SLANG=1
 381 endif
 382
 383 ifndef NO_SLANG
 384   ifneq ($(feature-libslang), 1)
 385     msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
 386     NO_SLANG := 1
 387   else
 388     # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
 389     CFLAGS += -I/usr/include/slang
 390     CFLAGS += -DHAVE_SLANG_SUPPORT
 391     EXTLIBS += -lslang
 392     $(call detected,CONFIG_SLANG)
 393   endif
 394 endif
 395
 396 ifndef NO_GTK2
 397   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
 398   ifneq ($(feature-gtk2), 1)
 399     msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
 400     NO_GTK2 := 1
 401   else
 402     ifeq ($(feature-gtk2-infobar), 1)
 403       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
 404     endif
 405     CFLAGS += -DHAVE_GTK2_SUPPORT
 406     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
 407     GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
 408     EXTLIBS += -ldl
 409   endif
 410 endif
 411
 412 grep-libs  = $(filter -l%,$(1))
 413 strip-libs = $(filter-out -l%,$(1))
 414
 415 ifdef NO_LIBPERL
 416   CFLAGS += -DNO_LIBPERL
 417 else
 418   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
 419   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
 420   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
 421   PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
 422   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
 423
 424   ifneq ($(feature-libperl), 1)
 425     CFLAGS += -DNO_LIBPERL
 426     NO_LIBPERL := 1
 427     msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
 428   else
 429     LDFLAGS += $(PERL_EMBED_LDFLAGS)
 430     EXTLIBS += $(PERL_EMBED_LIBADD)
 431     $(call detected,CONFIG_LIBPERL)
 432   endif
 433 endif
 434
 435 ifeq ($(feature-timerfd), 1)
 436   CFLAGS += -DHAVE_TIMERFD_SUPPORT
 437 else
 438   msg := $(warning No timerfd support. Disables 'perf kvm stat live');
 439 endif
 440
 441 disable-python = $(eval $(disable-python_code))
 442 define disable-python_code
 443   CFLAGS += -DNO_LIBPYTHON
 444   $(warning $1)
 445   NO_LIBPYTHON := 1
 446 endef
 447
 448 ifdef NO_LIBPYTHON
 449   $(call disable-python,Python support disabled by user)
 450 else
 451
 452   ifndef PYTHON
 453     $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
 454   else
 455     PYTHON_WORD := $(call shell-wordify,$(PYTHON))
 456
 457     ifndef PYTHON_CONFIG
 458       $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
 459     else
 460
 461       PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 462
 463       PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 464       PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
 465       PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
 466       PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
 467       FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
 468
 469       ifneq ($(feature-libpython), 1)
 470         $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
 471       else
 472
 473         ifneq ($(feature-libpython-version), 1)
 474           $(warning Python 3 is not yet supported; please set)
 475           $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
 476           $(warning If you also have Python 2 installed, then)
 477           $(warning try something like:)
 478           $(warning $(and ,))
 479           $(warning $(and ,)  make PYTHON=python2)
 480           $(warning $(and ,))
 481           $(warning Otherwise, disable Python support entirely:)
 482           $(warning $(and ,))
 483           $(warning $(and ,)  make NO_LIBPYTHON=1)
 484           $(warning $(and ,))
 485           $(error   $(and ,))
 486         else
 487           LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
 488           EXTLIBS += $(PYTHON_EMBED_LIBADD)
 489           LANG_BINDINGS += $(obj-perf)python/perf.so
 490           $(call detected,CONFIG_LIBPYTHON)
 491         endif
 492       endif
 493     endif
 494   endif
 495 endif
 496
 497 ifeq ($(feature-libbfd), 1)
 498   EXTLIBS += -lbfd
 499
 500   # call all detections now so we get correct
 501   # status in VF output
 502   $(call feature_check,liberty)
 503   $(call feature_check,liberty-z)
 504   $(call feature_check,cplus-demangle)
 505
 506   ifeq ($(feature-liberty), 1)
 507     EXTLIBS += -liberty
 508   else
 509     ifeq ($(feature-liberty-z), 1)
 510       EXTLIBS += -liberty -lz
 511     endif
 512   endif
 513 endif
 514
 515 ifdef NO_DEMANGLE
 516   CFLAGS += -DNO_DEMANGLE
 517 else
 518   ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
 519     EXTLIBS += -liberty
 520     CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 521   else
 522     ifneq ($(feature-libbfd), 1)
 523       ifneq ($(feature-liberty), 1)
 524         ifneq ($(feature-liberty-z), 1)
 525           # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
 526           # or any of 'bfd iberty z' trinity
 527           ifeq ($(feature-cplus-demangle), 1)
 528             EXTLIBS += -liberty
 529             CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 530           else
 531             msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
 532             CFLAGS += -DNO_DEMANGLE
 533           endif
 534         endif
 535       endif
 536     endif
 537   endif
 538 endif
 539
 540 ifneq ($(filter -lbfd,$(EXTLIBS)),)
 541   CFLAGS += -DHAVE_LIBBFD_SUPPORT
 542 endif
 543
 544 ifndef NO_ZLIB
 545   ifeq ($(feature-zlib), 1)
 546     CFLAGS += -DHAVE_ZLIB_SUPPORT
 547     EXTLIBS += -lz
 548     $(call detected,CONFIG_ZLIB)
 549   else
 550     NO_ZLIB := 1
 551   endif
 552 endif
 553
 554 ifndef NO_LZMA
 555   ifeq ($(feature-lzma), 1)
 556     CFLAGS += -DHAVE_LZMA_SUPPORT
 557     EXTLIBS += -llzma
 558     $(call detected,CONFIG_LZMA)
 559   else
 560     msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
 561     NO_LZMA := 1
 562   endif
 563 endif
 564
 565 ifndef NO_BACKTRACE
 566   ifeq ($(feature-backtrace), 1)
 567     CFLAGS += -DHAVE_BACKTRACE_SUPPORT
 568   endif
 569 endif
 570
 571 ifndef NO_LIBNUMA
 572   ifeq ($(feature-libnuma), 0)
 573     msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
 574     NO_LIBNUMA := 1
 575   else
 576     CFLAGS += -DHAVE_LIBNUMA_SUPPORT
 577     EXTLIBS += -lnuma
 578     $(call detected,CONFIG_NUMA)
 579   endif
 580 endif
 581
 582 ifdef HAVE_KVM_STAT_SUPPORT
 583     CFLAGS += -DHAVE_KVM_STAT_SUPPORT
 584 endif
 585
 586 ifeq (${IS_64_BIT}, 1)
 587   ifndef NO_PERF_READ_VDSO32
 588     $(call feature_check,compile-32)
 589     ifeq ($(feature-compile-32), 1)
 590       CFLAGS += -DHAVE_PERF_READ_VDSO32
 591     else
 592       NO_PERF_READ_VDSO32 := 1
 593     endif
 594   endif
 595   ifneq ($(ARCH), x86)
 596     NO_PERF_READ_VDSOX32 := 1
 597   endif
 598   ifndef NO_PERF_READ_VDSOX32
 599     $(call feature_check,compile-x32)
 600     ifeq ($(feature-compile-x32), 1)
 601       CFLAGS += -DHAVE_PERF_READ_VDSOX32
 602     else
 603       NO_PERF_READ_VDSOX32 := 1
 604     endif
 605   endif
 606 else
 607   NO_PERF_READ_VDSO32 := 1
 608   NO_PERF_READ_VDSOX32 := 1
 609 endif
 610
 611 ifdef LIBBABELTRACE
 612   $(call feature_check,libbabeltrace)
 613   ifeq ($(feature-libbabeltrace), 1)
 614     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
 615     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
 616     EXTLIBS += -lbabeltrace-ctf
 617     $(call detected,CONFIG_LIBBABELTRACE)
 618   else
 619     msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
 620   endif
 621 endif
 622
 623 ifndef NO_AUXTRACE
 624   $(call detected,CONFIG_AUXTRACE)
 625   CFLAGS += -DHAVE_AUXTRACE_SUPPORT
 626 endif
 627
 628 # Among the variables below, these:
 629 #   perfexecdir
 630 #   template_dir
 631 #   mandir
 632 #   infodir
 633 #   htmldir
 634 #   ETC_PERFCONFIG (but not sysconfdir)
 635 # can be specified as a relative path some/where/else;
 636 # this is interpreted as relative to $(prefix) and "perf" at
 637 # runtime figures out where they are based on the path to the executable.
 638 # This can help installing the suite in a relocatable way.
 639
 640 # Make the path relative to DESTDIR, not to prefix
 641 ifndef DESTDIR
 642 prefix ?= $(HOME)
 643 endif
 644 bindir_relative = bin
 645 bindir = $(abspath $(prefix)/$(bindir_relative))
 646 mandir = share/man
 647 infodir = share/info
 648 perfexecdir = libexec/perf-core
 649 sharedir = $(prefix)/share
 650 template_dir = share/perf-core/templates
 651 STRACE_GROUPS_DIR = share/perf-core/strace/groups
 652 htmldir = share/doc/perf-doc
 653 ifeq ($(prefix),/usr)
 654 sysconfdir = /etc
 655 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
 656 else
 657 sysconfdir = $(prefix)/etc
 658 ETC_PERFCONFIG = etc/perfconfig
 659 endif
 660 ifndef lib
 661 ifeq ($(ARCH)$(IS_64_BIT), x861)
 662 lib = lib64
 663 else
 664 lib = lib
 665 endif
 666 endif # lib
 667 libdir = $(prefix)/$(lib)
 668
 669 # Shell quote (do not use $(call) to accommodate ancient setups);
 670 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
 671 STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
 672 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
 673 bindir_SQ = $(subst ','\'',$(bindir))
 674 mandir_SQ = $(subst ','\'',$(mandir))
 675 infodir_SQ = $(subst ','\'',$(infodir))
 676 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
 677 template_dir_SQ = $(subst ','\'',$(template_dir))
 678 htmldir_SQ = $(subst ','\'',$(htmldir))
 679 prefix_SQ = $(subst ','\'',$(prefix))
 680 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
 681 libdir_SQ = $(subst ','\'',$(libdir))
 682
 683 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
 684 perfexec_instdir = $(perfexecdir)
 685 STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
 686 else
 687 perfexec_instdir = $(prefix)/$(perfexecdir)
 688 STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
 689 endif
 690 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
 691 STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
 692
 693 # If we install to $(HOME) we keep the traceevent default:
 694 # $(HOME)/.traceevent/plugins
 695 # Otherwise we install plugins into the global $(libdir).
 696 ifdef DESTDIR
 697 plugindir=$(libdir)/traceevent/plugins
 698 plugindir_SQ= $(subst ','\'',$(plugindir))
 699 endif
 700
 701 print_var = $(eval $(print_var_code)) $(info $(MSG))
 702 define print_var_code
 703     MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
 704 endef
 705
 706 ifeq ($(VF),1)
 707   $(call print_var,prefix)
 708   $(call print_var,bindir)
 709   $(call print_var,libdir)
 710   $(call print_var,sysconfdir)
 711   $(call print_var,LIBUNWIND_DIR)
 712   $(call print_var,LIBDW_DIR)
 713   $(info )
 714 endif
 715
 716 $(call detected_var,bindir_SQ)
 717 $(call detected_var,PYTHON_WORD)
 718 ifneq ($(OUTPUT),)
 719 $(call detected_var,OUTPUT)
 720 endif
 721 $(call detected_var,htmldir_SQ)
 722 $(call detected_var,infodir_SQ)
 723 $(call detected_var,mandir_SQ)
 724 $(call detected_var,ETC_PERFCONFIG_SQ)
 725 $(call detected_var,STRACE_GROUPS_DIR_SQ)
 726 $(call detected_var,prefix_SQ)
 727 $(call detected_var,perfexecdir_SQ)
 728 $(call detected_var,LIBDIR)
 729 $(call detected_var,GTK_CFLAGS)
 730 $(call detected_var,PERL_EMBED_CCOPTS)
 731 $(call detected_var,PYTHON_EMBED_CCOPTS)