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ifeq ($(src-perf),) src-perf := $(srctree)/tools/perf endif ifeq ($(obj-perf),) obj-perf := $(OUTPUT) endif ifneq ($(obj-perf),) obj-perf := $(abspath $(obj-perf))/ endif $(shell printf "" > $(OUTPUT).config-detected) detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected) detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected) CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS) include $(srctree)/tools/scripts/Makefile.arch $(call detected_var,SRCARCH) NO_PERF_REGS := 1 # Additional ARCH settings for ppc ifeq ($(SRCARCH),powerpc) NO_PERF_REGS := 0 LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 endif # Additional ARCH settings for x86 ifeq ($(SRCARCH),x86) $(call detected,CONFIG_X86) ifeq (${IS_64_BIT}, 1) CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -DHAVE_SYSCALL_TABLE -I$(OUTPUT)arch/x86/include/generated ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma $(call detected,CONFIG_X86_64) else LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind endif NO_PERF_REGS := 0 endif ifeq ($(SRCARCH),arm) NO_PERF_REGS := 0 LIBUNWIND_LIBS = -lunwind -lunwind-arm endif ifeq ($(SRCARCH),arm64) NO_PERF_REGS := 0 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 endif ifeq ($(ARCH),s390) NO_PERF_REGS := 0 endif ifeq ($(NO_PERF_REGS),0) $(call detected,CONFIG_PERF_REGS) endif # So far there's only x86 and arm libdw unwind support merged in perf. # Disable it on all other architectures in case libdw unwind # support is detected in system. Add supported architectures # to the check. ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm powerpc s390)) NO_LIBDW_DWARF_UNWIND := 1 endif ifeq ($(LIBUNWIND_LIBS),) NO_LIBUNWIND := 1 endif # # For linking with debug library, run like: # # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/ # libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code)) define libunwind_arch_set_flags_code FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib endef ifdef LIBUNWIND_DIR LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch))) endif # Set per-feature check compilation flags FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS) FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS) FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) ifeq ($(NO_PERF_REGS),0) CFLAGS += -DHAVE_PERF_REGS_SUPPORT endif # for linking with debug library, run like: # make DEBUG=1 LIBDW_DIR=/opt/libdw/ ifdef LIBDW_DIR LIBDW_CFLAGS := -I$(LIBDW_DIR)/include LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib endif DWARFLIBS := -ldw ifeq ($(findstring -static,${LDFLAGS}),-static) DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2 endif FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS) FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS) # for linking with debug library, run like: # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/ ifdef LIBBABELTRACE_DIR LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib endif FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS) FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi # include ARCH specific config -include $(src-perf)/arch/$(SRCARCH)/Makefile ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET endif include $(srctree)/tools/scripts/utilities.mak ifeq ($(call get-executable,$(FLEX)),) dummy := $(error Error: $(FLEX) is missing on this system, please install it) endif ifeq ($(call get-executable,$(BISON)),) dummy := $(error Error: $(BISON) is missing on this system, please install it) endif # Treat warnings as errors unless directed not to ifneq ($(WERROR),0) CFLAGS += -Werror CXXFLAGS += -Werror endif ifndef DEBUG DEBUG := 0 endif ifeq ($(DEBUG),0) ifeq ($(CC_NO_CLANG), 0) CFLAGS += -O3 else CFLAGS += -O6 endif endif ifdef PARSER_DEBUG PARSER_DEBUG_BISON := -t PARSER_DEBUG_FLEX := -d CFLAGS += -DPARSER_DEBUG $(call detected_var,PARSER_DEBUG_BISON) $(call detected_var,PARSER_DEBUG_FLEX) endif # Try different combinations to accommodate systems that only have # python[2][-config] in weird combinations but always preferring # python2 and python2-config as per pep-0394. If we catch a # python[-config] in version 3, the version check will kill it. PYTHON2 := $(if $(call get-executable,python2),python2,python) override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2)) PYTHON2_CONFIG := \ $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config) override PYTHON_CONFIG := \ $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG)) grep-libs = $(filter -l%,$(1)) strip-libs = $(filter-out -l%,$(1)) PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG)) ifdef PYTHON_CONFIG PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null) PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS)) PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null) PYTHON_EMBED_CCOPTS := $(filter-out -specs=%,$(PYTHON_EMBED_CCOPTS)) FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS) endif FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS) FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS) FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS) FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS) CFLAGS += -fno-omit-frame-pointer CFLAGS += -ggdb3 CFLAGS += -funwind-tables CFLAGS += -Wall CFLAGS += -Wextra CFLAGS += -std=gnu99 CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti CXXFLAGS += -Wall CXXFLAGS += -fno-omit-frame-pointer CXXFLAGS += -ggdb3 CXXFLAGS += -funwind-tables CXXFLAGS += -Wno-strict-aliasing # Enforce a non-executable stack, as we may regress (again) in the future by # adding assembler files missing the .GNU-stack linker note. LDFLAGS += -Wl,-z,noexecstack EXTLIBS = -lpthread -lrt -lm -ldl ifeq ($(FEATURES_DUMP),) include $(srctree)/tools/build/Makefile.feature else include $(FEATURES_DUMP) endif ifeq ($(feature-stackprotector-all), 1) CFLAGS += -fstack-protector-all endif ifeq ($(DEBUG),0) ifeq ($(feature-fortify-source), 1) CFLAGS += -D_FORTIFY_SOURCE=2 endif endif INC_FLAGS += -I$(src-perf)/util/include INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include INC_FLAGS += -I$(srctree)/tools/include/uapi INC_FLAGS += -I$(srctree)/tools/include/ INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/ INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/ # $(obj-perf) for generated common-cmds.h # $(obj-perf)/util for generated bison/flex headers ifneq ($(OUTPUT),) INC_FLAGS += -I$(obj-perf)/util INC_FLAGS += -I$(obj-perf) endif INC_FLAGS += -I$(src-perf)/util INC_FLAGS += -I$(src-perf) INC_FLAGS += -I$(srctree)/tools/lib/ CFLAGS += $(INC_FLAGS) CXXFLAGS += $(INC_FLAGS) CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE ifeq ($(feature-sync-compare-and-swap), 1) CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT endif ifeq ($(feature-pthread-attr-setaffinity-np), 1) CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP endif ifndef NO_BIONIC $(call feature_check,bionic) ifeq ($(feature-bionic), 1) BIONIC := 1 EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) EXTLIBS := $(filter-out -lpthread,$(EXTLIBS)) endif endif ifdef NO_LIBELF NO_DWARF := 1 NO_DEMANGLE := 1 NO_LIBUNWIND := 1 NO_LIBDW_DWARF_UNWIND := 1 NO_LIBBPF := 1 NO_JVMTI := 1 else ifeq ($(feature-libelf), 0) ifeq ($(feature-glibc), 1) LIBC_SUPPORT := 1 endif ifeq ($(BIONIC),1) LIBC_SUPPORT := 1 endif ifeq ($(LIBC_SUPPORT),1) msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel); NO_LIBELF := 1 NO_DWARF := 1 NO_DEMANGLE := 1 NO_LIBUNWIND := 1 NO_LIBDW_DWARF_UNWIND := 1 NO_LIBBPF := 1 NO_JVMTI := 1 else ifneq ($(filter s% -static%,$(LDFLAGS),),) msg := $(error No static glibc found, please install glibc-static); else msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]); endif endif else ifndef NO_LIBDW_DWARF_UNWIND ifneq ($(feature-libdw-dwarf-unwind),1) NO_LIBDW_DWARF_UNWIND := 1 msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR); endif endif ifneq ($(feature-dwarf), 1) ifndef NO_DWARF msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev); NO_DWARF := 1 endif else ifneq ($(feature-dwarf_getlocations), 1) msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157); else CFLAGS += -DHAVE_DWARF_GETLOCATIONS endif # dwarf_getlocations endif # Dwarf support endif # libelf support endif # NO_LIBELF ifdef NO_DWARF NO_LIBDW_DWARF_UNWIND := 1 endif ifeq ($(feature-sched_getcpu), 1) CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT endif ifeq ($(feature-setns), 1) CFLAGS += -DHAVE_SETNS_SUPPORT $(call detected,CONFIG_SETNS) endif ifndef NO_LIBELF CFLAGS += -DHAVE_LIBELF_SUPPORT EXTLIBS += -lelf $(call detected,CONFIG_LIBELF) ifeq ($(feature-libelf-mmap), 1) CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT endif ifeq ($(feature-libelf-getphdrnum), 1) CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT endif ifeq ($(feature-libelf-gelf_getnote), 1) CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT else msg := $(warning gelf_getnote() not found on libelf, SDT support disabled); endif ifeq ($(feature-libelf-getshdrstrndx), 1) CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT endif ifndef NO_DWARF ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined) msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled); NO_DWARF := 1 else CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS) LDFLAGS += $(LIBDW_LDFLAGS) EXTLIBS += ${DWARFLIBS} $(call detected,CONFIG_DWARF) endif # PERF_HAVE_DWARF_REGS endif # NO_DWARF ifndef NO_LIBBPF ifeq ($(feature-bpf), 1) CFLAGS += -DHAVE_LIBBPF_SUPPORT $(call detected,CONFIG_LIBBPF) endif ifndef NO_DWARF ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET CFLAGS += -DHAVE_BPF_PROLOGUE $(call detected,CONFIG_BPF_PROLOGUE) else msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset()); endif else msg := $(warning DWARF support is off, BPF prologue is disabled); endif endif # NO_LIBBPF endif # NO_LIBELF ifndef NO_SDT ifneq ($(feature-sdt), 1) msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev); NO_SDT := 1; else CFLAGS += -DHAVE_SDT_EVENT $(call detected,CONFIG_SDT_EVENT) endif endif ifdef PERF_HAVE_JITDUMP ifndef NO_LIBELF $(call detected,CONFIG_JITDUMP) CFLAGS += -DHAVE_JITDUMP endif endif ifeq ($(SRCARCH),powerpc) ifndef NO_DWARF CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX endif endif ifndef NO_LIBUNWIND have_libunwind := ifeq ($(feature-libunwind-x86), 1) $(call detected,CONFIG_LIBUNWIND_X86) CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT LDFLAGS += -lunwind-x86 EXTLIBS_LIBUNWIND += -lunwind-x86 have_libunwind = 1 endif ifeq ($(feature-libunwind-aarch64), 1) $(call detected,CONFIG_LIBUNWIND_AARCH64) CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT LDFLAGS += -lunwind-aarch64 EXTLIBS_LIBUNWIND += -lunwind-aarch64 have_libunwind = 1 $(call feature_check,libunwind-debug-frame-aarch64) ifneq ($(feature-libunwind-debug-frame-aarch64), 1) msg := $(warning No debug_frame support found in libunwind-aarch64); CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64 endif endif ifneq ($(feature-libunwind), 1) msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR); NO_LOCAL_LIBUNWIND := 1 else have_libunwind := 1 $(call detected,CONFIG_LOCAL_LIBUNWIND) endif ifneq ($(have_libunwind), 1) NO_LIBUNWIND := 1 endif else NO_LOCAL_LIBUNWIND := 1 endif ifndef NO_LIBBPF ifneq ($(feature-bpf), 1) msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.) NO_LIBBPF := 1 endif endif dwarf-post-unwind := 1 dwarf-post-unwind-text := BUG # setup DWARF post unwinder ifdef NO_LIBUNWIND ifdef NO_LIBDW_DWARF_UNWIND msg := $(warning Disabling post unwind, no support found.); dwarf-post-unwind := 0 else dwarf-post-unwind-text := libdw $(call detected,CONFIG_LIBDW_DWARF_UNWIND) endif else dwarf-post-unwind-text := libunwind $(call detected,CONFIG_LIBUNWIND) # Enable libunwind support by default. ifndef NO_LIBDW_DWARF_UNWIND NO_LIBDW_DWARF_UNWIND := 1 endif endif ifeq ($(dwarf-post-unwind),1) CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT $(call detected,CONFIG_DWARF_UNWIND) else NO_DWARF_UNWIND := 1 endif ifndef NO_LOCAL_LIBUNWIND ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64)) $(call feature_check,libunwind-debug-frame) ifneq ($(feature-libunwind-debug-frame), 1) msg := $(warning No debug_frame support found in libunwind); CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME endif else # non-ARM has no dwarf_find_debug_frame() function: CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME endif EXTLIBS += $(LIBUNWIND_LIBS) LDFLAGS += $(LIBUNWIND_LIBS) endif ifeq ($(findstring -static,${LDFLAGS}),-static) # gcc -static links libgcc_eh which contans piece of libunwind LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition endif ifndef NO_LIBUNWIND CFLAGS += -DHAVE_LIBUNWIND_SUPPORT CFLAGS += $(LIBUNWIND_CFLAGS) LDFLAGS += $(LIBUNWIND_LDFLAGS) EXTLIBS += $(EXTLIBS_LIBUNWIND) endif ifndef NO_LIBAUDIT ifneq ($(feature-libaudit), 1) msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev); NO_LIBAUDIT := 1 else CFLAGS += -DHAVE_LIBAUDIT_SUPPORT EXTLIBS += -laudit $(call detected,CONFIG_AUDIT) endif endif ifndef NO_LIBCRYPTO ifneq ($(feature-libcrypto), 1) msg := $(warning No libcrypto.h found, disables jitted code injection, please install libssl-devel or libssl-dev); NO_LIBCRYPTO := 1 else CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT EXTLIBS += -lcrypto $(call detected,CONFIG_CRYPTO) endif endif ifdef NO_NEWT NO_SLANG=1 endif ifndef NO_SLANG ifneq ($(feature-libslang), 1) msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev); NO_SLANG := 1 else # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h CFLAGS += -I/usr/include/slang CFLAGS += -DHAVE_SLANG_SUPPORT EXTLIBS += -lslang $(call detected,CONFIG_SLANG) endif endif ifndef NO_GTK2 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null) ifneq ($(feature-gtk2), 1) msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev); NO_GTK2 := 1 else ifeq ($(feature-gtk2-infobar), 1) GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT endif CFLAGS += -DHAVE_GTK2_SUPPORT GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null) GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null) EXTLIBS += -ldl endif endif ifdef NO_LIBPERL CFLAGS += -DNO_LIBPERL else PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null) PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS)) PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS)) PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null) PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS)) PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS)) FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS) ifneq ($(feature-libperl), 1) CFLAGS += -DNO_LIBPERL NO_LIBPERL := 1 msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev); else LDFLAGS += $(PERL_EMBED_LDFLAGS) EXTLIBS += $(PERL_EMBED_LIBADD) $(call detected,CONFIG_LIBPERL) endif endif ifeq ($(feature-timerfd), 1) CFLAGS += -DHAVE_TIMERFD_SUPPORT else msg := $(warning No timerfd support. Disables 'perf kvm stat live'); endif disable-python = $(eval $(disable-python_code)) define disable-python_code CFLAGS += -DNO_LIBPYTHON $(warning $1) NO_LIBPYTHON := 1 endef ifdef NO_LIBPYTHON $(call disable-python,Python support disabled by user) else ifndef PYTHON $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev) else PYTHON_WORD := $(call shell-wordify,$(PYTHON)) ifndef PYTHON_CONFIG $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev) else ifneq ($(feature-libpython), 1) $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev) else ifneq ($(feature-libpython-version), 1) $(warning Python 3 is not yet supported; please set) $(warning PYTHON and/or PYTHON_CONFIG appropriately.) $(warning If you also have Python 2 installed, then) $(warning try something like:) $(warning $(and ,)) $(warning $(and ,) make PYTHON=python2) $(warning $(and ,)) $(warning Otherwise, disable Python support entirely:) $(warning $(and ,)) $(warning $(and ,) make NO_LIBPYTHON=1) $(warning $(and ,)) $(error $(and ,)) else LDFLAGS += $(PYTHON_EMBED_LDFLAGS) EXTLIBS += $(PYTHON_EMBED_LIBADD) LANG_BINDINGS += $(obj-perf)python/perf.so $(call detected,CONFIG_LIBPYTHON) endif endif endif endif endif ifdef HAVE_NO_LIBBFD feature-libbfd := 0 endif ifeq ($(feature-libbfd), 1) EXTLIBS += -lbfd # call all detections now so we get correct # status in VF output $(call feature_check,liberty) $(call feature_check,liberty-z) $(call feature_check,cplus-demangle) ifeq ($(feature-liberty), 1) EXTLIBS += -liberty else ifeq ($(feature-liberty-z), 1) EXTLIBS += -liberty -lz endif endif endif ifdef NO_DEMANGLE CFLAGS += -DNO_DEMANGLE else ifdef HAVE_CPLUS_DEMANGLE_SUPPORT EXTLIBS += -liberty CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT else ifneq ($(feature-libbfd), 1) ifneq ($(feature-liberty), 1) ifneq ($(feature-liberty-z), 1) # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT # or any of 'bfd iberty z' trinity ifeq ($(feature-cplus-demangle), 1) EXTLIBS += -liberty CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT else msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling) CFLAGS += -DNO_DEMANGLE endif endif endif endif endif endif ifneq ($(filter -lbfd,$(EXTLIBS)),) CFLAGS += -DHAVE_LIBBFD_SUPPORT endif ifndef NO_ZLIB ifeq ($(feature-zlib), 1) CFLAGS += -DHAVE_ZLIB_SUPPORT EXTLIBS += -lz $(call detected,CONFIG_ZLIB) else NO_ZLIB := 1 endif endif ifndef NO_LZMA ifeq ($(feature-lzma), 1) CFLAGS += -DHAVE_LZMA_SUPPORT EXTLIBS += -llzma $(call detected,CONFIG_LZMA) else msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev); NO_LZMA := 1 endif endif ifndef NO_BACKTRACE ifeq ($(feature-backtrace), 1) CFLAGS += -DHAVE_BACKTRACE_SUPPORT endif endif ifndef NO_LIBNUMA ifeq ($(feature-libnuma), 0) msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev); NO_LIBNUMA := 1 else ifeq ($(feature-numa_num_possible_cpus), 0) msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8); NO_LIBNUMA := 1 else CFLAGS += -DHAVE_LIBNUMA_SUPPORT EXTLIBS += -lnuma $(call detected,CONFIG_NUMA) endif endif endif ifdef HAVE_KVM_STAT_SUPPORT CFLAGS += -DHAVE_KVM_STAT_SUPPORT endif ifeq (${IS_64_BIT}, 1) ifndef NO_PERF_READ_VDSO32 $(call feature_check,compile-32) ifeq ($(feature-compile-32), 1) CFLAGS += -DHAVE_PERF_READ_VDSO32 else NO_PERF_READ_VDSO32 := 1 endif endif ifneq ($(SRCARCH), x86) NO_PERF_READ_VDSOX32 := 1 endif ifndef NO_PERF_READ_VDSOX32 $(call feature_check,compile-x32) ifeq ($(feature-compile-x32), 1) CFLAGS += -DHAVE_PERF_READ_VDSOX32 else NO_PERF_READ_VDSOX32 := 1 endif endif else NO_PERF_READ_VDSO32 := 1 NO_PERF_READ_VDSOX32 := 1 endif ifdef LIBBABELTRACE $(call feature_check,libbabeltrace) ifeq ($(feature-libbabeltrace), 1) CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS) LDFLAGS += $(LIBBABELTRACE_LDFLAGS) EXTLIBS += -lbabeltrace-ctf $(call detected,CONFIG_LIBBABELTRACE) else msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev); endif endif ifndef NO_AUXTRACE ifeq ($(SRCARCH),x86) ifeq ($(feature-get_cpuid), 0) msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc); NO_AUXTRACE := 1 endif endif ifndef NO_AUXTRACE $(call detected,CONFIG_AUXTRACE) CFLAGS += -DHAVE_AUXTRACE_SUPPORT endif endif ifndef NO_JVMTI ifneq (,$(wildcard /usr/sbin/update-java-alternatives)) JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}') else ifneq (,$(wildcard /usr/sbin/alternatives)) JDIR=$(shell alternatives --display java | tail -1 | cut -d' ' -f 5 | sed 's%/jre/bin/java.%%g') endif endif ifndef JDIR $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory) NO_JVMTI := 1 endif endif ifndef NO_JVMTI FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux $(call feature_check,jvmti) ifeq ($(feature-jvmti), 1) $(call detected_var,JDIR) else $(warning No openjdk development package found, please install JDK package) NO_JVMTI := 1 endif endif USE_CXX = 0 USE_CLANGLLVM = 0 ifdef LIBCLANGLLVM $(call feature_check,cxx) ifneq ($(feature-cxx), 1) msg := $(warning No g++ found, disable clang and llvm support. Please install g++) else $(call feature_check,llvm) $(call feature_check,llvm-version) ifneq ($(feature-llvm), 1) msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0)) else $(call feature_check,clang) ifneq ($(feature-clang), 1) msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0)) else CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir) $(call detected,CONFIG_CXX) $(call detected,CONFIG_CLANGLLVM) USE_CXX = 1 USE_LLVM = 1 USE_CLANG = 1 ifneq ($(feature-llvm-version),1) msg := $(warning This version of LLVM is not tested. May cause build errors) endif endif endif endif endif # Among the variables below, these: # perfexecdir # template_dir # mandir # infodir # htmldir # ETC_PERFCONFIG (but not sysconfdir) # can be specified as a relative path some/where/else; # this is interpreted as relative to $(prefix) and "perf" at # runtime figures out where they are based on the path to the executable. # This can help installing the suite in a relocatable way. # Make the path relative to DESTDIR, not to prefix ifndef DESTDIR prefix ?= $(HOME) endif bindir_relative = bin bindir = $(abspath $(prefix)/$(bindir_relative)) mandir = share/man infodir = share/info perfexecdir = libexec/perf-core sharedir = $(prefix)/share template_dir = share/perf-core/templates STRACE_GROUPS_DIR = share/perf-core/strace/groups htmldir = share/doc/perf-doc tipdir = share/doc/perf-tip srcdir = $(srctree)/tools/perf ifeq ($(prefix),/usr) sysconfdir = /etc ETC_PERFCONFIG = $(sysconfdir)/perfconfig else sysconfdir = $(prefix)/etc ETC_PERFCONFIG = etc/perfconfig endif ifndef lib ifeq ($(SRCARCH)$(IS_64_BIT), x861) lib = lib64 else lib = lib endif endif # lib libdir = $(prefix)/$(lib) # Shell quote (do not use $(call) to accommodate ancient setups); ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG)) STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR)) DESTDIR_SQ = $(subst ','\'',$(DESTDIR)) bindir_SQ = $(subst ','\'',$(bindir)) mandir_SQ = $(subst ','\'',$(mandir)) infodir_SQ = $(subst ','\'',$(infodir)) perfexecdir_SQ = $(subst ','\'',$(perfexecdir)) template_dir_SQ = $(subst ','\'',$(template_dir)) htmldir_SQ = $(subst ','\'',$(htmldir)) tipdir_SQ = $(subst ','\'',$(tipdir)) prefix_SQ = $(subst ','\'',$(prefix)) sysconfdir_SQ = $(subst ','\'',$(sysconfdir)) libdir_SQ = $(subst ','\'',$(libdir)) srcdir_SQ = $(subst ','\'',$(srcdir)) ifneq ($(filter /%,$(firstword $(perfexecdir))),) perfexec_instdir = $(perfexecdir) STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR) tip_instdir = $(tipdir) else perfexec_instdir = $(prefix)/$(perfexecdir) STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR) tip_instdir = $(prefix)/$(tipdir) endif perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir)) STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR)) tip_instdir_SQ = $(subst ','\'',$(tip_instdir)) # If we install to $(HOME) we keep the traceevent default: # $(HOME)/.traceevent/plugins # Otherwise we install plugins into the global $(libdir). ifdef DESTDIR plugindir=$(libdir)/traceevent/plugins plugindir_SQ= $(subst ','\'',$(plugindir)) endif print_var = $(eval $(print_var_code)) $(info $(MSG)) define print_var_code MSG = $(shell printf '...%30s: %s' $(1) $($(1))) endef ifeq ($(VF),1) $(call print_var,prefix) $(call print_var,bindir) $(call print_var,libdir) $(call print_var,sysconfdir) $(call print_var,LIBUNWIND_DIR) $(call print_var,LIBDW_DIR) $(call print_var,JDIR) ifeq ($(dwarf-post-unwind),1) $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) endif $(info ) endif $(call detected_var,bindir_SQ) $(call detected_var,PYTHON_WORD) ifneq ($(OUTPUT),) $(call detected_var,OUTPUT) endif $(call detected_var,htmldir_SQ) $(call detected_var,infodir_SQ) $(call detected_var,mandir_SQ) $(call detected_var,ETC_PERFCONFIG_SQ) $(call detected_var,STRACE_GROUPS_DIR_SQ) $(call detected_var,prefix_SQ) $(call detected_var,perfexecdir_SQ) $(call detected_var,tipdir_SQ) $(call detected_var,srcdir_SQ) $(call detected_var,LIBDIR) $(call detected_var,GTK_CFLAGS) $(call detected_var,PERL_EMBED_CCOPTS) $(call detected_var,PYTHON_EMBED_CCOPTS)
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