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 echo -n > .config-detected)
  15 detected     = $(shell echo "$(1)=y"       >> .config-detected)
  16 detected_var = $(shell echo "$(1)=$($(1))" >> .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     $(call detected,CONFIG_X86_64)
  34   else
  35     LIBUNWIND_LIBS = -lunwind -lunwind-x86
  36   endif
  37   NO_PERF_REGS := 0
  38 endif
  39
  40 ifeq ($(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 endif
 134
 135 ifdef PARSER_DEBUG
 136   PARSER_DEBUG_BISON := -t
 137   PARSER_DEBUG_FLEX  := -d
 138   CFLAGS             += -DPARSER_DEBUG
 139   $(call detected_var,PARSER_DEBUG_BISON)
 140   $(call detected_var,PARSER_DEBUG_FLEX)
 141 endif
 142
 143 ifndef NO_LIBPYTHON
 144   # Try different combinations to accommodate systems that only have
 145   # python[2][-config] in weird combinations but always preferring
 146   # python2 and python2-config as per pep-0394. If we catch a
 147   # python[-config] in version 3, the version check will kill it.
 148   PYTHON2 := $(if $(call get-executable,python2),python2,python)
 149   override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
 150   PYTHON2_CONFIG := \
 151     $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
 152   override PYTHON_CONFIG := \
 153     $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
 154
 155   PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 156
 157   PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 158   PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
 159
 160   FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
 161   FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
 162   FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
 163   FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
 164 endif
 165
 166 CFLAGS += -fno-omit-frame-pointer
 167 CFLAGS += -ggdb3
 168 CFLAGS += -funwind-tables
 169 CFLAGS += -Wall
 170 CFLAGS += -Wextra
 171 CFLAGS += -std=gnu99
 172
 173 # Enforce a non-executable stack, as we may regress (again) in the future by
 174 # adding assembler files missing the .GNU-stack linker note.
 175 LDFLAGS += -Wl,-z,noexecstack
 176
 177 EXTLIBS = -lpthread -lrt -lm -ldl
 178
 179 include $(srctree)/tools/build/Makefile.feature
 180
 181 ifeq ($(feature-stackprotector-all), 1)
 182   CFLAGS += -fstack-protector-all
 183 endif
 184
 185 ifeq ($(DEBUG),0)
 186   ifeq ($(feature-fortify-source), 1)
 187     CFLAGS += -D_FORTIFY_SOURCE=2
 188   endif
 189 endif
 190
 191 CFLAGS += -I$(src-perf)/util/include
 192 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
 193 CFLAGS += -I$(srctree)/tools/include/
 194 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
 195 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
 196 CFLAGS += -I$(srctree)/include/uapi
 197 CFLAGS += -I$(srctree)/include
 198
 199 # $(obj-perf)      for generated common-cmds.h
 200 # $(obj-perf)/util for generated bison/flex headers
 201 ifneq ($(OUTPUT),)
 202 CFLAGS += -I$(obj-perf)/util
 203 CFLAGS += -I$(obj-perf)
 204 endif
 205
 206 CFLAGS += -I$(src-perf)/util
 207 CFLAGS += -I$(src-perf)
 208 CFLAGS += -I$(srctree)/tools/lib/
 209
 210 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
 211
 212 ifeq ($(feature-sync-compare-and-swap), 1)
 213   CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
 214 endif
 215
 216 ifeq ($(feature-pthread-attr-setaffinity-np), 1)
 217   CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
 218 endif
 219
 220 ifndef NO_BIONIC
 221   $(call feature_check,bionic)
 222   ifeq ($(feature-bionic), 1)
 223     BIONIC := 1
 224     EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
 225     EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
 226   endif
 227 endif
 228
 229 ifdef NO_LIBELF
 230   NO_DWARF := 1
 231   NO_DEMANGLE := 1
 232   NO_LIBUNWIND := 1
 233   NO_LIBDW_DWARF_UNWIND := 1
 234 else
 235   ifeq ($(feature-libelf), 0)
 236     ifeq ($(feature-glibc), 1)
 237       LIBC_SUPPORT := 1
 238     endif
 239     ifeq ($(BIONIC),1)
 240       LIBC_SUPPORT := 1
 241     endif
 242     ifeq ($(LIBC_SUPPORT),1)
 243       msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
 244
 245       NO_LIBELF := 1
 246       NO_DWARF := 1
 247       NO_DEMANGLE := 1
 248       NO_LIBUNWIND := 1
 249       NO_LIBDW_DWARF_UNWIND := 1
 250     else
 251       ifneq ($(filter s% -static%,$(LDFLAGS),),)
 252         msg := $(error No static glibc found, please install glibc-static);
 253       else
 254         msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
 255       endif
 256     endif
 257   else
 258     ifndef NO_LIBDW_DWARF_UNWIND
 259       ifneq ($(feature-libdw-dwarf-unwind),1)
 260         NO_LIBDW_DWARF_UNWIND := 1
 261         msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
 262       endif
 263     endif
 264     ifneq ($(feature-dwarf), 1)
 265       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);
 266       NO_DWARF := 1
 267     endif # Dwarf support
 268   endif # libelf support
 269 endif # NO_LIBELF
 270
 271 ifndef NO_LIBELF
 272   CFLAGS += -DHAVE_LIBELF_SUPPORT
 273   EXTLIBS += -lelf
 274   $(call detected,CONFIG_LIBELF)
 275
 276   ifeq ($(feature-libelf-mmap), 1)
 277     CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
 278   endif
 279
 280   ifeq ($(feature-libelf-getphdrnum), 1)
 281     CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
 282   endif
 283
 284   # include ARCH specific config
 285   -include $(src-perf)/arch/$(ARCH)/Makefile
 286
 287   ifndef NO_DWARF
 288     ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
 289       msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
 290       NO_DWARF := 1
 291     else
 292       CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
 293       LDFLAGS += $(LIBDW_LDFLAGS)
 294       EXTLIBS += -ldw
 295       $(call detected,CONFIG_DWARF)
 296     endif # PERF_HAVE_DWARF_REGS
 297   endif # NO_DWARF
 298 endif # NO_LIBELF
 299
 300 ifeq ($(ARCH),powerpc)
 301   ifndef NO_DWARF
 302     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
 303   endif
 304 endif
 305
 306 ifndef NO_LIBUNWIND
 307   ifneq ($(feature-libunwind), 1)
 308     msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
 309     NO_LIBUNWIND := 1
 310   endif
 311 endif
 312
 313 dwarf-post-unwind := 1
 314 dwarf-post-unwind-text := BUG
 315
 316 # setup DWARF post unwinder
 317 ifdef NO_LIBUNWIND
 318   ifdef NO_LIBDW_DWARF_UNWIND
 319     msg := $(warning Disabling post unwind, no support found.);
 320     dwarf-post-unwind := 0
 321   else
 322     dwarf-post-unwind-text := libdw
 323     $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
 324   endif
 325 else
 326   dwarf-post-unwind-text := libunwind
 327   $(call detected,CONFIG_LIBUNWIND)
 328   # Enable libunwind support by default.
 329   ifndef NO_LIBDW_DWARF_UNWIND
 330     NO_LIBDW_DWARF_UNWIND := 1
 331   endif
 332 endif
 333
 334 ifeq ($(dwarf-post-unwind),1)
 335   CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
 336   $(call detected,CONFIG_DWARF_UNWIND)
 337 else
 338   NO_DWARF_UNWIND := 1
 339 endif
 340
 341 ifndef NO_LIBUNWIND
 342   ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
 343     $(call feature_check,libunwind-debug-frame)
 344     ifneq ($(feature-libunwind-debug-frame), 1)
 345       msg := $(warning No debug_frame support found in libunwind);
 346       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 347     endif
 348   else
 349     # non-ARM has no dwarf_find_debug_frame() function:
 350     CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 351   endif
 352   CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
 353   EXTLIBS += $(LIBUNWIND_LIBS)
 354   CFLAGS  += $(LIBUNWIND_CFLAGS)
 355   LDFLAGS += $(LIBUNWIND_LDFLAGS)
 356 endif
 357
 358 ifndef NO_LIBAUDIT
 359   ifneq ($(feature-libaudit), 1)
 360     msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
 361     NO_LIBAUDIT := 1
 362   else
 363     CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
 364     EXTLIBS += -laudit
 365     $(call detected,CONFIG_AUDIT)
 366   endif
 367 endif
 368
 369 ifdef NO_NEWT
 370   NO_SLANG=1
 371 endif
 372
 373 ifndef NO_SLANG
 374   ifneq ($(feature-libslang), 1)
 375     msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
 376     NO_SLANG := 1
 377   else
 378     # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
 379     CFLAGS += -I/usr/include/slang
 380     CFLAGS += -DHAVE_SLANG_SUPPORT
 381     EXTLIBS += -lslang
 382     $(call detected,CONFIG_SLANG)
 383   endif
 384 endif
 385
 386 ifndef NO_GTK2
 387   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
 388   ifneq ($(feature-gtk2), 1)
 389     msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
 390     NO_GTK2 := 1
 391   else
 392     ifeq ($(feature-gtk2-infobar), 1)
 393       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
 394     endif
 395     CFLAGS += -DHAVE_GTK2_SUPPORT
 396     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
 397     GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
 398     EXTLIBS += -ldl
 399   endif
 400 endif
 401
 402 grep-libs  = $(filter -l%,$(1))
 403 strip-libs = $(filter-out -l%,$(1))
 404
 405 ifdef NO_LIBPERL
 406   CFLAGS += -DNO_LIBPERL
 407 else
 408   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
 409   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
 410   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
 411   PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
 412   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
 413
 414   ifneq ($(feature-libperl), 1)
 415     CFLAGS += -DNO_LIBPERL
 416     NO_LIBPERL := 1
 417     msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
 418   else
 419     LDFLAGS += $(PERL_EMBED_LDFLAGS)
 420     EXTLIBS += $(PERL_EMBED_LIBADD)
 421     $(call detected,CONFIG_LIBPERL)
 422   endif
 423 endif
 424
 425 ifeq ($(feature-timerfd), 1)
 426   CFLAGS += -DHAVE_TIMERFD_SUPPORT
 427 else
 428   msg := $(warning No timerfd support. Disables 'perf kvm stat live');
 429 endif
 430
 431 disable-python = $(eval $(disable-python_code))
 432 define disable-python_code
 433   CFLAGS += -DNO_LIBPYTHON
 434   $(warning $1)
 435   NO_LIBPYTHON := 1
 436 endef
 437
 438 ifdef NO_LIBPYTHON
 439   $(call disable-python,Python support disabled by user)
 440 else
 441
 442   ifndef PYTHON
 443     $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
 444   else
 445     PYTHON_WORD := $(call shell-wordify,$(PYTHON))
 446
 447     ifndef PYTHON_CONFIG
 448       $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
 449     else
 450
 451       PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 452
 453       PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 454       PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
 455       PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
 456       PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
 457       FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
 458
 459       ifneq ($(feature-libpython), 1)
 460         $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
 461       else
 462
 463         ifneq ($(feature-libpython-version), 1)
 464           $(warning Python 3 is not yet supported; please set)
 465           $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
 466           $(warning If you also have Python 2 installed, then)
 467           $(warning try something like:)
 468           $(warning $(and ,))
 469           $(warning $(and ,)  make PYTHON=python2)
 470           $(warning $(and ,))
 471           $(warning Otherwise, disable Python support entirely:)
 472           $(warning $(and ,))
 473           $(warning $(and ,)  make NO_LIBPYTHON=1)
 474           $(warning $(and ,))
 475           $(error   $(and ,))
 476         else
 477           LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
 478           EXTLIBS += $(PYTHON_EMBED_LIBADD)
 479           LANG_BINDINGS += $(obj-perf)python/perf.so
 480           $(call detected,CONFIG_LIBPYTHON)
 481         endif
 482       endif
 483     endif
 484   endif
 485 endif
 486
 487 ifeq ($(feature-libbfd), 1)
 488   EXTLIBS += -lbfd
 489
 490   # call all detections now so we get correct
 491   # status in VF output
 492   $(call feature_check,liberty)
 493   $(call feature_check,liberty-z)
 494   $(call feature_check,cplus-demangle)
 495
 496   ifeq ($(feature-liberty), 1)
 497     EXTLIBS += -liberty
 498   else
 499     ifeq ($(feature-liberty-z), 1)
 500       EXTLIBS += -liberty -lz
 501     endif
 502   endif
 503 endif
 504
 505 ifdef NO_DEMANGLE
 506   CFLAGS += -DNO_DEMANGLE
 507 else
 508   ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
 509     EXTLIBS += -liberty
 510     CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 511   else
 512     ifneq ($(feature-libbfd), 1)
 513       ifneq ($(feature-liberty), 1)
 514         ifneq ($(feature-liberty-z), 1)
 515           # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
 516           # or any of 'bfd iberty z' trinity
 517           ifeq ($(feature-cplus-demangle), 1)
 518             EXTLIBS += -liberty
 519             CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 520           else
 521             msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
 522             CFLAGS += -DNO_DEMANGLE
 523           endif
 524         endif
 525       endif
 526     endif
 527   endif
 528 endif
 529
 530 ifneq ($(filter -lbfd,$(EXTLIBS)),)
 531   CFLAGS += -DHAVE_LIBBFD_SUPPORT
 532 endif
 533
 534 ifndef NO_ZLIB
 535   ifeq ($(feature-zlib), 1)
 536     CFLAGS += -DHAVE_ZLIB_SUPPORT
 537     EXTLIBS += -lz
 538     $(call detected,CONFIG_ZLIB)
 539   else
 540     NO_ZLIB := 1
 541   endif
 542 endif
 543
 544 ifndef NO_LZMA
 545   ifeq ($(feature-lzma), 1)
 546     CFLAGS += -DHAVE_LZMA_SUPPORT
 547     EXTLIBS += -llzma
 548     $(call detected,CONFIG_LZMA)
 549   else
 550     msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
 551     NO_LZMA := 1
 552   endif
 553 endif
 554
 555 ifndef NO_BACKTRACE
 556   ifeq ($(feature-backtrace), 1)
 557     CFLAGS += -DHAVE_BACKTRACE_SUPPORT
 558   endif
 559 endif
 560
 561 ifndef NO_LIBNUMA
 562   ifeq ($(feature-libnuma), 0)
 563     msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
 564     NO_LIBNUMA := 1
 565   else
 566     CFLAGS += -DHAVE_LIBNUMA_SUPPORT
 567     EXTLIBS += -lnuma
 568     $(call detected,CONFIG_NUMA)
 569   endif
 570 endif
 571
 572 ifdef HAVE_KVM_STAT_SUPPORT
 573     CFLAGS += -DHAVE_KVM_STAT_SUPPORT
 574 endif
 575
 576 ifeq (${IS_64_BIT}, 1)
 577   ifndef NO_PERF_READ_VDSO32
 578     $(call feature_check,compile-32)
 579     ifeq ($(feature-compile-32), 1)
 580       CFLAGS += -DHAVE_PERF_READ_VDSO32
 581     else
 582       NO_PERF_READ_VDSO32 := 1
 583     endif
 584   endif
 585   ifneq ($(ARCH), x86)
 586     NO_PERF_READ_VDSOX32 := 1
 587   endif
 588   ifndef NO_PERF_READ_VDSOX32
 589     $(call feature_check,compile-x32)
 590     ifeq ($(feature-compile-x32), 1)
 591       CFLAGS += -DHAVE_PERF_READ_VDSOX32
 592     else
 593       NO_PERF_READ_VDSOX32 := 1
 594     endif
 595   endif
 596 else
 597   NO_PERF_READ_VDSO32 := 1
 598   NO_PERF_READ_VDSOX32 := 1
 599 endif
 600
 601 ifdef LIBBABELTRACE
 602   $(call feature_check,libbabeltrace)
 603   ifeq ($(feature-libbabeltrace), 1)
 604     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
 605     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
 606     EXTLIBS += -lbabeltrace-ctf
 607     $(call detected,CONFIG_LIBBABELTRACE)
 608   else
 609     msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
 610   endif
 611 endif
 612
 613 # Among the variables below, these:
 614 #   perfexecdir
 615 #   template_dir
 616 #   mandir
 617 #   infodir
 618 #   htmldir
 619 #   ETC_PERFCONFIG (but not sysconfdir)
 620 # can be specified as a relative path some/where/else;
 621 # this is interpreted as relative to $(prefix) and "perf" at
 622 # runtime figures out where they are based on the path to the executable.
 623 # This can help installing the suite in a relocatable way.
 624
 625 # Make the path relative to DESTDIR, not to prefix
 626 ifndef DESTDIR
 627 prefix ?= $(HOME)
 628 endif
 629 bindir_relative = bin
 630 bindir = $(prefix)/$(bindir_relative)
 631 mandir = share/man
 632 infodir = share/info
 633 perfexecdir = libexec/perf-core
 634 sharedir = $(prefix)/share
 635 template_dir = share/perf-core/templates
 636 htmldir = share/doc/perf-doc
 637 ifeq ($(prefix),/usr)
 638 sysconfdir = /etc
 639 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
 640 else
 641 sysconfdir = $(prefix)/etc
 642 ETC_PERFCONFIG = etc/perfconfig
 643 endif
 644 ifndef lib
 645 ifeq ($(ARCH)$(IS_64_BIT), x861)
 646 lib = lib64
 647 else
 648 lib = lib
 649 endif
 650 endif # lib
 651 libdir = $(prefix)/$(lib)
 652
 653 # Shell quote (do not use $(call) to accommodate ancient setups);
 654 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
 655 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
 656 bindir_SQ = $(subst ','\'',$(bindir))
 657 mandir_SQ = $(subst ','\'',$(mandir))
 658 infodir_SQ = $(subst ','\'',$(infodir))
 659 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
 660 template_dir_SQ = $(subst ','\'',$(template_dir))
 661 htmldir_SQ = $(subst ','\'',$(htmldir))
 662 prefix_SQ = $(subst ','\'',$(prefix))
 663 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
 664 libdir_SQ = $(subst ','\'',$(libdir))
 665
 666 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
 667 perfexec_instdir = $(perfexecdir)
 668 else
 669 perfexec_instdir = $(prefix)/$(perfexecdir)
 670 endif
 671 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
 672
 673 # If we install to $(HOME) we keep the traceevent default:
 674 # $(HOME)/.traceevent/plugins
 675 # Otherwise we install plugins into the global $(libdir).
 676 ifdef DESTDIR
 677 plugindir=$(libdir)/traceevent/plugins
 678 plugindir_SQ= $(subst ','\'',$(plugindir))
 679 endif
 680
 681 print_var = $(eval $(print_var_code)) $(info $(MSG))
 682 define print_var_code
 683     MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
 684 endef
 685
 686 ifeq ($(VF),1)
 687   $(call print_var,prefix)
 688   $(call print_var,bindir)
 689   $(call print_var,libdir)
 690   $(call print_var,sysconfdir)
 691   $(call print_var,LIBUNWIND_DIR)
 692   $(call print_var,LIBDW_DIR)
 693   $(info )
 694 endif
 695
 696 $(call detected_var,bindir_SQ)
 697 $(call detected_var,PYTHON_WORD)
 698 ifneq ($(OUTPUT),)
 699 $(call detected_var,OUTPUT)
 700 endif
 701 $(call detected_var,htmldir_SQ)
 702 $(call detected_var,infodir_SQ)
 703 $(call detected_var,mandir_SQ)
 704 $(call detected_var,ETC_PERFCONFIG_SQ)
 705 $(call detected_var,prefix_SQ)
 706 $(call detected_var,perfexecdir_SQ)
 707 $(call detected_var,LIBDIR)
 708 $(call detected_var,GTK_CFLAGS)
 709 $(call detected_var,PERL_EMBED_CCOPTS)
 710 $(call detected_var,PYTHON_EMBED_CCOPTS)