diff options
Diffstat (limited to 'tools/perf/Makefile.config')
| -rw-r--r-- | tools/perf/Makefile.config | 1048 |
1 files changed, 1048 insertions, 0 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config new file mode 100644 index 000000000..878e49849 --- /dev/null +++ b/tools/perf/Makefile.config @@ -0,0 +1,1048 @@ + +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 +NO_SYSCALL_TABLE := 1 + +# Additional ARCH settings for ppc +ifeq ($(SRCARCH),powerpc) + NO_PERF_REGS := 0 + NO_SYSCALL_TABLE := 0 + CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated + LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 +endif + +# Additional ARCH settings for x86 +ifeq ($(SRCARCH),x86) + $(call detected,CONFIG_X86) + ifeq (${IS_64_BIT}, 1) + NO_SYSCALL_TABLE := 0 + CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -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 ($(SRCARCH),arm64) + NO_PERF_REGS := 0 + NO_SYSCALL_TABLE := 0 + CFLAGS += -I$(OUTPUT)arch/arm64/include/generated + LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 +endif + +ifeq ($(ARCH),s390) + NO_PERF_REGS := 0 + NO_SYSCALL_TABLE := 0 + CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated +endif + +ifeq ($(NO_PERF_REGS),0) + $(call detected,CONFIG_PERF_REGS) +endif + +ifneq ($(NO_SYSCALL_TABLE),1) + CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT +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 $(SRCARCH),x86 arm arm64 powerpc s390)) + NO_LIBDW_DWARF_UNWIND := 1 +endif + +ifeq ($(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) $(LIBUNWIND_LIBS) + +ifdef CSINCLUDES + LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) +endif +OPENCSDLIBS := -lopencsd_c_api -lopencsd +ifdef CSLIBS + LIBOPENCSD_LDFLAGS := -L$(CSLIBS) +endif +FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS) +FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS) + +ifeq ($(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)) + +# Python 3.8 changed the output of `python-config --ldflags` to not include the +# '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for +# libpython fails if that flag is not included in LDFLAGS +ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0) + PYTHON_CONFIG_LDFLAGS := --ldflags --embed +else + PYTHON_CONFIG_LDFLAGS := --ldflags +endif + +ifdef PYTHON_CONFIG + PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_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) --includes 2>/dev/null) + FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS) +endif + +FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS) +FEATURE_CHECK_LDFLAGS-libpython := $(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 + +ifeq ($(feature-pthread-barrier), 1) + CFLAGS += -DHAVE_PTHREAD_BARRIER +endif + +ifndef NO_BIONIC + $(call feature_check,bionic) + ifeq ($(feature-bionic), 1) + BIONIC := 1 + CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE + CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE + EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) + EXTLIBS := $(filter-out -lpthread,$(EXTLIBS)) + endif +endif + +ifeq ($(feature-eventfd), 1) + CFLAGS += -DHAVE_EVENTFD +endif + +ifeq ($(feature-get_current_dir_name), 1) + CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME +endif + +ifeq ($(feature-gettid), 1) + CFLAGS += -DHAVE_GETTID +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_SUPPORT + endif # dwarf_getlocations + endif # Dwarf support + endif # libelf support +endif # NO_LIBELF + +ifeq ($(feature-glibc), 1) + CFLAGS += -DHAVE_GLIBC_SUPPORT +endif + +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_CORESIGHT + ifeq ($(feature-libopencsd), 1) + CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS) + LDFLAGS += $(LIBOPENCSD_LDFLAGS) + EXTLIBS += $(OPENCSDLIBS) + $(call detected,CONFIG_LIBOPENCSD) + ifdef CSTRACE_RAW + CFLAGS += -DCS_DEBUG_RAW + ifeq (${CSTRACE_RAW}, packed) + CFLAGS += -DCS_RAW_PACKED + endif + endif + endif +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 + +ifeq ($(NO_SYSCALL_TABLE),0) + $(call detected,CONFIG_TRACE) +else + 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_TRACE) + endif + 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) + CFLAGS += -DHAVE_LIBPERL_SUPPORT + ifeq ($(CC_NO_CLANG), 0) + CFLAGS += -Wno-compound-token-split-by-macro + endif + $(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 + LDFLAGS += $(PYTHON_EMBED_LDFLAGS) + EXTLIBS += $(PYTHON_EMBED_LIBADD) + LANG_BINDINGS += $(obj-perf)python/perf.so + CFLAGS += -DHAVE_LIBPYTHON_SUPPORT + $(call detected,CONFIG_LIBPYTHON) + endif + endif + endif +endif + +ifeq ($(feature-libbfd), 1) + EXTLIBS += -lbfd +else + # we are on a system that requires -liberty and (maybe) -lz + # to link against -lbfd; test each case individually here + + # call all detections now so we get correct + # status in VF output + $(call feature_check,libbfd-liberty) + $(call feature_check,libbfd-liberty-z) + + ifeq ($(feature-libbfd-liberty), 1) + EXTLIBS += -lbfd -liberty + else + ifeq ($(feature-libbfd-liberty-z), 1) + EXTLIBS += -lbfd -liberty -lz + endif + endif +endif + +ifdef NO_DEMANGLE + CFLAGS += -DNO_DEMANGLE +else + ifdef HAVE_CPLUS_DEMANGLE_SUPPORT + EXTLIBS += -liberty + else + ifeq ($(filter -liberty,$(EXTLIBS)),) + $(call feature_check,cplus-demangle) + + # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT + # or any of 'bfd iberty z' trinity + ifeq ($(feature-cplus-demangle), 1) + EXTLIBS += -liberty + 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 + + ifneq ($(filter -liberty,$(EXTLIBS)),) + CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT + 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 + +ifndef NO_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 /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/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, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel) + 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 +# perf_include_dir +# perf_examples_dir +# 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 +perf_include_dir = lib/perf/include +perf_examples_dir = lib/perf/examples +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)) +perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir)) +perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir)) +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) +perf_include_instdir = $(perf_include_dir) +perf_examples_instdir = $(perf_examples_dir) +STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR) +tip_instdir = $(tipdir) +else +perfexec_instdir = $(prefix)/$(perfexecdir) +perf_include_instdir = $(prefix)/$(perf_include_dir) +perf_examples_instdir = $(prefix)/$(perf_examples_dir) +STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR) +tip_instdir = $(prefix)/$(tipdir) +endif +perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir)) +perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir)) +perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_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) + # Display EXTRA features which are detected manualy + # from here with feature_check call and thus cannot + # be partof global state output. + $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),)) + $(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) +$(call detected_var,perf_include_dir_SQ) +$(call detected_var,perf_examples_dir_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) |