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 > $(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       EXTLIBS += -ldw
 301       $(call detected,CONFIG_DWARF)
 302     endif # PERF_HAVE_DWARF_REGS
 303   endif # NO_DWARF
 304 endif # NO_LIBELF
 305
 306 ifeq ($(ARCH),powerpc)
 307   ifndef NO_DWARF
 308     CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
 309   endif
 310 endif
 311
 312 ifndef NO_LIBUNWIND
 313   ifneq ($(feature-libunwind), 1)
 314     msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
 315     NO_LIBUNWIND := 1
 316   endif
 317 endif
 318
 319 dwarf-post-unwind := 1
 320 dwarf-post-unwind-text := BUG
 321
 322 # setup DWARF post unwinder
 323 ifdef NO_LIBUNWIND
 324   ifdef NO_LIBDW_DWARF_UNWIND
 325     msg := $(warning Disabling post unwind, no support found.);
 326     dwarf-post-unwind := 0
 327   else
 328     dwarf-post-unwind-text := libdw
 329     $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
 330   endif
 331 else
 332   dwarf-post-unwind-text := libunwind
 333   $(call detected,CONFIG_LIBUNWIND)
 334   # Enable libunwind support by default.
 335   ifndef NO_LIBDW_DWARF_UNWIND
 336     NO_LIBDW_DWARF_UNWIND := 1
 337   endif
 338 endif
 339
 340 ifeq ($(dwarf-post-unwind),1)
 341   CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
 342   $(call detected,CONFIG_DWARF_UNWIND)
 343 else
 344   NO_DWARF_UNWIND := 1
 345 endif
 346
 347 ifndef NO_LIBUNWIND
 348   ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
 349     $(call feature_check,libunwind-debug-frame)
 350     ifneq ($(feature-libunwind-debug-frame), 1)
 351       msg := $(warning No debug_frame support found in libunwind);
 352       CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 353     endif
 354   else
 355     # non-ARM has no dwarf_find_debug_frame() function:
 356     CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
 357   endif
 358   CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
 359   EXTLIBS += $(LIBUNWIND_LIBS)
 360   CFLAGS  += $(LIBUNWIND_CFLAGS)
 361   LDFLAGS += $(LIBUNWIND_LDFLAGS)
 362 endif
 363
 364 ifndef NO_LIBAUDIT
 365   ifneq ($(feature-libaudit), 1)
 366     msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
 367     NO_LIBAUDIT := 1
 368   else
 369     CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
 370     EXTLIBS += -laudit
 371     $(call detected,CONFIG_AUDIT)
 372   endif
 373 endif
 374
 375 ifdef NO_NEWT
 376   NO_SLANG=1
 377 endif
 378
 379 ifndef NO_SLANG
 380   ifneq ($(feature-libslang), 1)
 381     msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
 382     NO_SLANG := 1
 383   else
 384     # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
 385     CFLAGS += -I/usr/include/slang
 386     CFLAGS += -DHAVE_SLANG_SUPPORT
 387     EXTLIBS += -lslang
 388     $(call detected,CONFIG_SLANG)
 389   endif
 390 endif
 391
 392 ifndef NO_GTK2
 393   FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
 394   ifneq ($(feature-gtk2), 1)
 395     msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
 396     NO_GTK2 := 1
 397   else
 398     ifeq ($(feature-gtk2-infobar), 1)
 399       GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
 400     endif
 401     CFLAGS += -DHAVE_GTK2_SUPPORT
 402     GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
 403     GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
 404     EXTLIBS += -ldl
 405   endif
 406 endif
 407
 408 grep-libs  = $(filter -l%,$(1))
 409 strip-libs = $(filter-out -l%,$(1))
 410
 411 ifdef NO_LIBPERL
 412   CFLAGS += -DNO_LIBPERL
 413 else
 414   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
 415   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
 416   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
 417   PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
 418   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
 419
 420   ifneq ($(feature-libperl), 1)
 421     CFLAGS += -DNO_LIBPERL
 422     NO_LIBPERL := 1
 423     msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
 424   else
 425     LDFLAGS += $(PERL_EMBED_LDFLAGS)
 426     EXTLIBS += $(PERL_EMBED_LIBADD)
 427     $(call detected,CONFIG_LIBPERL)
 428   endif
 429 endif
 430
 431 ifeq ($(feature-timerfd), 1)
 432   CFLAGS += -DHAVE_TIMERFD_SUPPORT
 433 else
 434   msg := $(warning No timerfd support. Disables 'perf kvm stat live');
 435 endif
 436
 437 disable-python = $(eval $(disable-python_code))
 438 define disable-python_code
 439   CFLAGS += -DNO_LIBPYTHON
 440   $(warning $1)
 441   NO_LIBPYTHON := 1
 442 endef
 443
 444 ifdef NO_LIBPYTHON
 445   $(call disable-python,Python support disabled by user)
 446 else
 447
 448   ifndef PYTHON
 449     $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
 450   else
 451     PYTHON_WORD := $(call shell-wordify,$(PYTHON))
 452
 453     ifndef PYTHON_CONFIG
 454       $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
 455     else
 456
 457       PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
 458
 459       PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
 460       PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
 461       PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
 462       PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
 463       FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
 464
 465       ifneq ($(feature-libpython), 1)
 466         $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
 467       else
 468
 469         ifneq ($(feature-libpython-version), 1)
 470           $(warning Python 3 is not yet supported; please set)
 471           $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
 472           $(warning If you also have Python 2 installed, then)
 473           $(warning try something like:)
 474           $(warning $(and ,))
 475           $(warning $(and ,)  make PYTHON=python2)
 476           $(warning $(and ,))
 477           $(warning Otherwise, disable Python support entirely:)
 478           $(warning $(and ,))
 479           $(warning $(and ,)  make NO_LIBPYTHON=1)
 480           $(warning $(and ,))
 481           $(error   $(and ,))
 482         else
 483           LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
 484           EXTLIBS += $(PYTHON_EMBED_LIBADD)
 485           LANG_BINDINGS += $(obj-perf)python/perf.so
 486           $(call detected,CONFIG_LIBPYTHON)
 487         endif
 488       endif
 489     endif
 490   endif
 491 endif
 492
 493 ifeq ($(feature-libbfd), 1)
 494   EXTLIBS += -lbfd
 495
 496   # call all detections now so we get correct
 497   # status in VF output
 498   $(call feature_check,liberty)
 499   $(call feature_check,liberty-z)
 500   $(call feature_check,cplus-demangle)
 501
 502   ifeq ($(feature-liberty), 1)
 503     EXTLIBS += -liberty
 504   else
 505     ifeq ($(feature-liberty-z), 1)
 506       EXTLIBS += -liberty -lz
 507     endif
 508   endif
 509 endif
 510
 511 ifdef NO_DEMANGLE
 512   CFLAGS += -DNO_DEMANGLE
 513 else
 514   ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
 515     EXTLIBS += -liberty
 516     CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 517   else
 518     ifneq ($(feature-libbfd), 1)
 519       ifneq ($(feature-liberty), 1)
 520         ifneq ($(feature-liberty-z), 1)
 521           # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
 522           # or any of 'bfd iberty z' trinity
 523           ifeq ($(feature-cplus-demangle), 1)
 524             EXTLIBS += -liberty
 525             CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
 526           else
 527             msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
 528             CFLAGS += -DNO_DEMANGLE
 529           endif
 530         endif
 531       endif
 532     endif
 533   endif
 534 endif
 535
 536 ifneq ($(filter -lbfd,$(EXTLIBS)),)
 537   CFLAGS += -DHAVE_LIBBFD_SUPPORT
 538 endif
 539
 540 ifndef NO_ZLIB
 541   ifeq ($(feature-zlib), 1)
 542     CFLAGS += -DHAVE_ZLIB_SUPPORT
 543     EXTLIBS += -lz
 544     $(call detected,CONFIG_ZLIB)
 545   else
 546     NO_ZLIB := 1
 547   endif
 548 endif
 549
 550 ifndef NO_LZMA
 551   ifeq ($(feature-lzma), 1)
 552     CFLAGS += -DHAVE_LZMA_SUPPORT
 553     EXTLIBS += -llzma
 554     $(call detected,CONFIG_LZMA)
 555   else
 556     msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
 557     NO_LZMA := 1
 558   endif
 559 endif
 560
 561 ifndef NO_BACKTRACE
 562   ifeq ($(feature-backtrace), 1)
 563     CFLAGS += -DHAVE_BACKTRACE_SUPPORT
 564   endif
 565 endif
 566
 567 ifndef NO_LIBNUMA
 568   ifeq ($(feature-libnuma), 0)
 569     msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
 570     NO_LIBNUMA := 1
 571   else
 572     CFLAGS += -DHAVE_LIBNUMA_SUPPORT
 573     EXTLIBS += -lnuma
 574     $(call detected,CONFIG_NUMA)
 575   endif
 576 endif
 577
 578 ifdef HAVE_KVM_STAT_SUPPORT
 579     CFLAGS += -DHAVE_KVM_STAT_SUPPORT
 580 endif
 581
 582 ifeq (${IS_64_BIT}, 1)
 583   ifndef NO_PERF_READ_VDSO32
 584     $(call feature_check,compile-32)
 585     ifeq ($(feature-compile-32), 1)
 586       CFLAGS += -DHAVE_PERF_READ_VDSO32
 587     else
 588       NO_PERF_READ_VDSO32 := 1
 589     endif
 590   endif
 591   ifneq ($(ARCH), x86)
 592     NO_PERF_READ_VDSOX32 := 1
 593   endif
 594   ifndef NO_PERF_READ_VDSOX32
 595     $(call feature_check,compile-x32)
 596     ifeq ($(feature-compile-x32), 1)
 597       CFLAGS += -DHAVE_PERF_READ_VDSOX32
 598     else
 599       NO_PERF_READ_VDSOX32 := 1
 600     endif
 601   endif
 602 else
 603   NO_PERF_READ_VDSO32 := 1
 604   NO_PERF_READ_VDSOX32 := 1
 605 endif
 606
 607 ifdef LIBBABELTRACE
 608   $(call feature_check,libbabeltrace)
 609   ifeq ($(feature-libbabeltrace), 1)
 610     CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
 611     LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
 612     EXTLIBS += -lbabeltrace-ctf
 613     $(call detected,CONFIG_LIBBABELTRACE)
 614   else
 615     msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
 616   endif
 617 endif
 618
 619 ifndef NO_AUXTRACE
 620   $(call detected,CONFIG_AUXTRACE)
 621   CFLAGS += -DHAVE_AUXTRACE_SUPPORT
 622 endif
 623
 624 # Among the variables below, these:
 625 #   perfexecdir
 626 #   template_dir
 627 #   mandir
 628 #   infodir
 629 #   htmldir
 630 #   ETC_PERFCONFIG (but not sysconfdir)
 631 # can be specified as a relative path some/where/else;
 632 # this is interpreted as relative to $(prefix) and "perf" at
 633 # runtime figures out where they are based on the path to the executable.
 634 # This can help installing the suite in a relocatable way.
 635
 636 # Make the path relative to DESTDIR, not to prefix
 637 ifndef DESTDIR
 638 prefix ?= $(HOME)
 639 endif
 640 bindir_relative = bin
 641 bindir = $(abspath $(prefix)/$(bindir_relative))
 642 mandir = share/man
 643 infodir = share/info
 644 perfexecdir = libexec/perf-core
 645 sharedir = $(prefix)/share
 646 template_dir = share/perf-core/templates
 647 htmldir = share/doc/perf-doc
 648 ifeq ($(prefix),/usr)
 649 sysconfdir = /etc
 650 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
 651 else
 652 sysconfdir = $(prefix)/etc
 653 ETC_PERFCONFIG = etc/perfconfig
 654 endif
 655 ifndef lib
 656 ifeq ($(ARCH)$(IS_64_BIT), x861)
 657 lib = lib64
 658 else
 659 lib = lib
 660 endif
 661 endif # lib
 662 libdir = $(prefix)/$(lib)
 663
 664 # Shell quote (do not use $(call) to accommodate ancient setups);
 665 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
 666 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
 667 bindir_SQ = $(subst ','\'',$(bindir))
 668 mandir_SQ = $(subst ','\'',$(mandir))
 669 infodir_SQ = $(subst ','\'',$(infodir))
 670 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
 671 template_dir_SQ = $(subst ','\'',$(template_dir))
 672 htmldir_SQ = $(subst ','\'',$(htmldir))
 673 prefix_SQ = $(subst ','\'',$(prefix))
 674 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
 675 libdir_SQ = $(subst ','\'',$(libdir))
 676
 677 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
 678 perfexec_instdir = $(perfexecdir)
 679 else
 680 perfexec_instdir = $(prefix)/$(perfexecdir)
 681 endif
 682 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
 683
 684 # If we install to $(HOME) we keep the traceevent default:
 685 # $(HOME)/.traceevent/plugins
 686 # Otherwise we install plugins into the global $(libdir).
 687 ifdef DESTDIR
 688 plugindir=$(libdir)/traceevent/plugins
 689 plugindir_SQ= $(subst ','\'',$(plugindir))
 690 endif
 691
 692 print_var = $(eval $(print_var_code)) $(info $(MSG))
 693 define print_var_code
 694     MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
 695 endef
 696
 697 ifeq ($(VF),1)
 698   $(call print_var,prefix)
 699   $(call print_var,bindir)
 700   $(call print_var,libdir)
 701   $(call print_var,sysconfdir)
 702   $(call print_var,LIBUNWIND_DIR)
 703   $(call print_var,LIBDW_DIR)
 704   $(info )
 705 endif
 706
 707 $(call detected_var,bindir_SQ)
 708 $(call detected_var,PYTHON_WORD)
 709 ifneq ($(OUTPUT),)
 710 $(call detected_var,OUTPUT)
 711 endif
 712 $(call detected_var,htmldir_SQ)
 713 $(call detected_var,infodir_SQ)
 714 $(call detected_var,mandir_SQ)
 715 $(call detected_var,ETC_PERFCONFIG_SQ)
 716 $(call detected_var,prefix_SQ)
 717 $(call detected_var,perfexecdir_SQ)
 718 $(call detected_var,LIBDIR)
 719 $(call detected_var,GTK_CFLAGS)
 720 $(call detected_var,PERL_EMBED_CCOPTS)
 721 $(call detected_var,PYTHON_EMBED_CCOPTS)