diff options
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/Makefile.config | 606 |
1 files changed, 373 insertions, 233 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 6890fc4b063a..1fe8df97fe88 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -17,13 +17,17 @@ detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected) detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected) CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS)) +HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS)) + +# Enabled Wthread-safety analysis for clang builds. +ifeq ($(CC_NO_CLANG), 0) + CFLAGS += -Wthread-safety +endif include $(srctree)/tools/scripts/Makefile.arch $(call detected_var,SRCARCH) -NO_PERF_REGS := 1 - ifneq ($(NO_SYSCALL_TABLE),1) NO_SYSCALL_TABLE := 1 @@ -32,7 +36,7 @@ ifneq ($(NO_SYSCALL_TABLE),1) NO_SYSCALL_TABLE := 0 endif else - ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390)) + ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390 mips loongarch)) NO_SYSCALL_TABLE := 0 endif endif @@ -44,7 +48,6 @@ endif # Additional ARCH settings for ppc ifeq ($(SRCARCH),powerpc) - NO_PERF_REGS := 0 CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 endif @@ -60,42 +63,36 @@ ifeq ($(SRCARCH),x86) 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 CFLAGS += -I$(OUTPUT)arch/arm64/include/generated LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 endif -ifeq ($(SRCARCH),riscv) - NO_PERF_REGS := 0 -endif - -ifeq ($(SRCARCH),csky) - NO_PERF_REGS := 0 +ifeq ($(SRCARCH),loongarch) + CFLAGS += -I$(OUTPUT)arch/loongarch/include/generated + LIBUNWIND_LIBS = -lunwind -lunwind-loongarch64 endif ifeq ($(ARCH),s390) - NO_PERF_REGS := 0 CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated endif -ifeq ($(NO_PERF_REGS),0) - $(call detected,CONFIG_PERF_REGS) +ifeq ($(ARCH),mips) + CFLAGS += -I$(OUTPUT)arch/mips/include/generated + LIBUNWIND_LIBS = -lunwind -lunwind-mips endif # So far there's only x86 and arm libdw unwind support merged in perf. # Disable it on all other architectures in case libdw unwind # support is detected in system. Add supported architectures # to the check. -ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv)) +ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv loongarch)) NO_LIBDW_DWARF_UNWIND := 1 endif @@ -117,7 +114,7 @@ endef ifdef LIBUNWIND_DIR LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib - LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 + LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 loongarch $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch))) endif @@ -127,10 +124,10 @@ FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS) FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS) -FEATURE_CHECK_LDFLAGS-libunwind-arm = -lunwind -lunwind-arm -FEATURE_CHECK_LDFLAGS-libunwind-aarch64 = -lunwind -lunwind-aarch64 -FEATURE_CHECK_LDFLAGS-libunwind-x86 = -lunwind -llzma -lunwind-x86 -FEATURE_CHECK_LDFLAGS-libunwind-x86_64 = -lunwind -llzma -lunwind-x86_64 +FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm +FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64 +FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86 +FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64 FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto @@ -138,16 +135,15 @@ ifdef CSINCLUDES LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) endif OPENCSDLIBS := -lopencsd_c_api -lopencsd +ifeq ($(findstring -static,${LDFLAGS}),-static) + OPENCSDLIBS += -lstdc++ +endif 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 @@ -170,6 +166,15 @@ endif FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS) FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf +# for linking with debug library, run like: +# make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/ +ifdef LIBCAPSTONE_DIR + LIBCAPSTONE_CFLAGS := -I$(LIBCAPSTONE_DIR)/include + LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/ +endif +FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPSTONE_CFLAGS) +FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPSTONE_LDFLAGS) -lcapstone + ifdef LIBZSTD_DIR LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib @@ -188,17 +193,30 @@ endif include $(srctree)/tools/scripts/utilities.mak ifeq ($(call get-executable,$(FLEX)),) - dummy := $(error Error: $(FLEX) is missing on this system, please install it) + $(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) + $(error Error: $(BISON) is missing on this system, please install it) +endif + +ifneq ($(NO_LIBTRACEEVENT),1) + ifeq ($(call get-executable,$(PKG_CONFIG)),) + dummy := $(error Error: $(PKG_CONFIG) needed by libtraceevent is missing on this system, please install it) + endif +endif + +ifneq ($(OUTPUT),) + ifeq ($(shell expr $(shell $(BISON) --version | grep bison | sed -e 's/.\+ \([0-9]\+\).\([0-9]\+\).\([0-9]\+\)/\1\2\3/g') \>\= 371), 1) + BISON_FILE_PREFIX_MAP := --file-prefix-map=$(OUTPUT)= + endif endif # Treat warnings as errors unless directed not to ifneq ($(WERROR),0) CORE_CFLAGS += -Werror CXXFLAGS += -Werror + HOSTCFLAGS += -Werror endif ifndef DEBUG @@ -206,11 +224,15 @@ ifndef DEBUG endif ifeq ($(DEBUG),0) +CORE_CFLAGS += -DNDEBUG=1 ifeq ($(CC_NO_CLANG), 0) CORE_CFLAGS += -O3 else CORE_CFLAGS += -O6 endif +else + CORE_CFLAGS += -g + CXXFLAGS += -g endif ifdef PARSER_DEBUG @@ -221,19 +243,39 @@ ifdef PARSER_DEBUG $(call detected_var,PARSER_DEBUG_FLEX) endif +ifdef LTO + CORE_CFLAGS += -flto + CXXFLAGS += -flto +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 python2 or python -# aren't found, then python3 is used. -PYTHON_AUTO := python -PYTHON_AUTO := $(if $(call get-executable,python3),python3,$(PYTHON_AUTO)) -PYTHON_AUTO := $(if $(call get-executable,python),python,$(PYTHON_AUTO)) -PYTHON_AUTO := $(if $(call get-executable,python2),python2,$(PYTHON_AUTO)) -override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON_AUTO)) -PYTHON_AUTO_CONFIG := \ - $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config) -override PYTHON_CONFIG := \ - $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO_CONFIG)) +# python[2][3]-config in weird combinations in the following order of +# priority from lowest to highest: +# * python2-config as per pep-0394. +# * python-config +# * python3-config +# * $(PYTHON)-config (If PYTHON is user supplied but PYTHON_CONFIG isn't) +# +PYTHON_AUTO := python-config +PYTHON_AUTO := $(if $(call get-executable,python2-config),python2-config,$(PYTHON_AUTO)) +PYTHON_AUTO := $(if $(call get-executable,python-config),python-config,$(PYTHON_AUTO)) +PYTHON_AUTO := $(if $(call get-executable,python3-config),python3-config,$(PYTHON_AUTO)) + +# If PYTHON is defined but PYTHON_CONFIG isn't, then take $(PYTHON)-config as if it was the user +# supplied value for PYTHON_CONFIG. Because it's "user supplied", error out if it doesn't exist. +ifdef PYTHON + ifndef PYTHON_CONFIG + PYTHON_CONFIG_AUTO := $(call get-executable,$(PYTHON)-config) + PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO),$(PYTHON_CONFIG_AUTO),\ + $(call $(error $(PYTHON)-config not found))) + endif +endif + +# Select either auto detected python and python-config or use user supplied values if they are +# defined. get-executable-or-default fails with an error if the first argument is supplied but +# doesn't exist. +override PYTHON_CONFIG := $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO)) +override PYTHON := $(call get-executable-or-default,PYTHON,$(subst -config,,$(PYTHON_CONFIG))) grep-libs = $(filter -l%,$(1)) strip-libs = $(filter-out -l%,$(1)) @@ -255,30 +297,31 @@ ifdef PYTHON_CONFIG 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) $(PYTHON_EMBED_LDOPTS) + ifeq ($(CC_NO_CLANG), 0) + PYTHON_EMBED_CCOPTS := $(filter-out -ffat-lto-objects, $(PYTHON_EMBED_CCOPTS)) + endif 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 := $(PYTHON_EMBED_LDOPTS) FEATURE_CHECK_LDFLAGS-libaio = -lrt FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl +FEATURE_CHECK_LDFLAGS-disassembler-init-styled = -lbfd -lopcodes -ldl CORE_CFLAGS += -fno-omit-frame-pointer -CORE_CFLAGS += -ggdb3 -CORE_CFLAGS += -funwind-tables CORE_CFLAGS += -Wall CORE_CFLAGS += -Wextra -CORE_CFLAGS += -std=gnu99 +CORE_CFLAGS += -std=gnu11 -CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti +CXXFLAGS += -std=gnu++17 -fno-exceptions -fno-rtti CXXFLAGS += -Wall +CXXFLAGS += -Wextra CXXFLAGS += -fno-omit-frame-pointer -CXXFLAGS += -ggdb3 -CXXFLAGS += -funwind-tables -CXXFLAGS += -Wno-strict-aliasing + +HOSTCFLAGS += -Wall +HOSTCFLAGS += -Wextra # Enforce a non-executable stack, as we may regress (again) in the future by # adding assembler files missing the .GNU-stack linker note. @@ -292,6 +335,9 @@ ifneq ($(TCMALLOC),) endif ifeq ($(FEATURES_DUMP),) +# We will display at the end of this Makefile.config, using $(call feature_display_entries) +# As we may retry some feature detection here, see the disassembler-four-args case, for instance + FEATURE_DISPLAY_DEFERRED := 1 include $(srctree)/tools/build/Makefile.feature else include $(FEATURES_DUMP) @@ -303,11 +349,10 @@ endif ifeq ($(DEBUG),0) ifeq ($(feature-fortify-source), 1) - CORE_CFLAGS += -D_FORTIFY_SOURCE=2 + CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 endif endif -INC_FLAGS += -I$(srctree)/tools/lib/perf/include INC_FLAGS += -I$(src-perf)/util/include INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include INC_FLAGS += -I$(srctree)/tools/include/ @@ -325,7 +370,6 @@ endif INC_FLAGS += -I$(src-perf)/util INC_FLAGS += -I$(src-perf) -INC_FLAGS += -I$(srctree)/tools/lib/ CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE @@ -334,10 +378,6 @@ CXXFLAGS += $(INC_FLAGS) LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS) -ifeq ($(feature-sync-compare-and-swap), 1) - CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT -endif - ifeq ($(feature-pthread-attr-setaffinity-np), 1) CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP endif @@ -375,7 +415,6 @@ endif ifdef NO_LIBELF NO_DWARF := 1 - NO_DEMANGLE := 1 NO_LIBUNWIND := 1 NO_LIBDW_DWARF_UNWIND := 1 NO_LIBBPF := 1 @@ -389,60 +428,53 @@ else LIBC_SUPPORT := 1 endif ifeq ($(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 + $(error ERROR: No libelf found. Disables 'probe' tool, jvmti and BPF support. Please install libelf-dev, libelf-devel, elfutils-libelf-devel or build with NO_LIBELF=1.) else ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),) ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0) - msg := $(error No libasan found, please install libasan); + $(error No libasan found, please install libasan) endif endif ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),) ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0) - msg := $(error No libubsan found, please install libubsan); + $(error No libubsan found, please install libubsan) endif endif ifneq ($(filter s% -static%,$(LDFLAGS),),) - msg := $(error No static glibc found, please install glibc-static); + $(error No static glibc found, please install glibc-static) else - msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]); + $(error No gnu/libc-version.h found, please install glibc-dev[el]) endif endif else ifndef NO_LIBDW_DWARF_UNWIND ifneq ($(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); + $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR) endif endif ifneq ($(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); + $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev) NO_DWARF := 1 endif else ifneq ($(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); + $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157) else CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT endif # dwarf_getlocations + ifneq ($(feature-dwarf_getcfi), 1) + $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.142) + else + CFLAGS += -DHAVE_DWARF_CFI_SUPPORT + endif # dwarf_getcfi endif # Dwarf support endif # libelf support endif # NO_LIBELF -ifeq ($(feature-glibc), 1) - CFLAGS += -DHAVE_GLIBC_SUPPORT -endif - ifeq ($(feature-libaio), 1) ifndef NO_AIO CFLAGS += -DHAVE_AIO_SUPPORT @@ -453,6 +485,10 @@ ifdef NO_DWARF NO_LIBDW_DWARF_UNWIND := 1 endif +ifeq ($(feature-scandirat), 1) + CFLAGS += -DHAVE_SCANDIRAT_SUPPORT +endif + ifeq ($(feature-sched_getcpu), 1) CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT endif @@ -478,6 +514,18 @@ ifdef CORESIGHT CFLAGS += -DCS_RAW_PACKED endif endif + else + $(error Error: No libopencsd library found or the version is not up-to-date. Please install recent libopencsd to build with CORESIGHT=1) + endif +endif + +ifndef NO_ZLIB + ifeq ($(feature-zlib), 1) + CFLAGS += -DHAVE_ZLIB_SUPPORT + EXTLIBS += -lz + $(call detected,CONFIG_ZLIB) + else + NO_ZLIB := 1 endif endif @@ -493,7 +541,7 @@ ifndef NO_LIBELF ifeq ($(feature-libelf-gelf_getnote), 1) CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT else - msg := $(warning gelf_getnote() not found on libelf, SDT support disabled); + $(warning gelf_getnote() not found on libelf, SDT support disabled) endif ifeq ($(feature-libelf-getshdrstrndx), 1) @@ -510,7 +558,7 @@ ifndef NO_LIBELF 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); + $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled) NO_DWARF := 1 else CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS) @@ -522,37 +570,36 @@ ifndef NO_LIBELF ifndef NO_LIBBPF ifeq ($(feature-bpf), 1) - CFLAGS += -DHAVE_LIBBPF_SUPPORT - $(call detected,CONFIG_LIBBPF) - # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status $(call feature_check,libbpf) + ifdef LIBBPF_DYNAMIC ifeq ($(feature-libbpf), 1) EXTLIBS += -lbpf + CFLAGS += -DHAVE_LIBBPF_SUPPORT + $(call detected,CONFIG_LIBBPF) + $(call detected,CONFIG_LIBBPF_DYNAMIC) else - dummy := $(error Error: No libbpf devel library found, please install libbpf-devel); + $(error Error: No libbpf devel library found or older than v1.0, please install/update libbpf-devel) endif - endif - 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 $(SRCARCH), missing regs_query_register_offset()); + ifeq ($(NO_ZLIB), 1) + $(warning Warning: Statically building libbpf not possible as zlib is missing) + NO_LIBBPF := 1 + else + # Libbpf will be built as a static library from tools/lib/bpf. + LIBBPF_STATIC := 1 + $(call detected,CONFIG_LIBBPF) + CFLAGS += -DHAVE_LIBBPF_SUPPORT + endif 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); + $(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 @@ -594,13 +641,13 @@ ifndef NO_LIBUNWIND 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); + $(warning No debug_frame support found in libunwind-aarch64) CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64 endif endif ifneq ($(feature-libunwind), 1) - msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR); + $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR) NO_LOCAL_LIBUNWIND := 1 else have_libunwind := 1 @@ -616,18 +663,61 @@ endif ifndef NO_LIBBPF ifneq ($(feature-bpf), 1) - msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.) + $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.) NO_LIBBPF := 1 endif endif +ifndef BUILD_BPF_SKEL + # BPF skeletons control a large number of perf features, by default + # they are enabled. + BUILD_BPF_SKEL := 1 +endif + +ifeq ($(BUILD_BPF_SKEL),1) + ifeq ($(filter -DHAVE_LIBELF_SUPPORT, $(CFLAGS)),) + $(warning Warning: Disabled BPF skeletons as libelf is required by bpftool) + BUILD_BPF_SKEL := 0 + else ifeq ($(filter -DHAVE_ZLIB_SUPPORT, $(CFLAGS)),) + $(warning Warning: Disabled BPF skeletons as zlib is required by bpftool) + BUILD_BPF_SKEL := 0 + else ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),) + $(warning Warning: Disabled BPF skeletons as libbpf is required) + BUILD_BPF_SKEL := 0 + else ifeq ($(call get-executable,$(CLANG)),) + $(warning Warning: Disabled BPF skeletons as clang ($(CLANG)) is missing) + BUILD_BPF_SKEL := 0 + else + CLANG_VERSION := $(shell $(CLANG) --version | head -1 | sed 's/.*clang version \([[:digit:]]\+.[[:digit:]]\+.[[:digit:]]\+\).*/\1/g') + ifeq ($(call version-lt3,$(CLANG_VERSION),12.0.1),1) + $(warning Warning: Disabled BPF skeletons as reliable BTF generation needs at least $(CLANG) version 12.0.1) + BUILD_BPF_SKEL := 0 + endif + endif + ifeq ($(BUILD_BPF_SKEL),1) + $(call feature_check,clang-bpf-co-re) + ifeq ($(feature-clang-bpf-co-re), 0) + $(warning Warning: Disabled BPF skeletons as clang is too old) + BUILD_BPF_SKEL := 0 + endif + endif + ifeq ($(BUILD_BPF_SKEL),1) + $(call detected,CONFIG_PERF_BPF_SKEL) + CFLAGS += -DHAVE_BPF_SKEL + endif +endif + +ifndef GEN_VMLINUX_H + VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/vmlinux.h +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.); + $(warning Disabling post unwind, no support found.) dwarf-post-unwind := 0 else dwarf-post-unwind-text := libdw @@ -653,7 +743,7 @@ ifndef NO_LOCAL_LIBUNWIND ifeq ($(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); + $(warning No debug_frame support found in libunwind) CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME endif else @@ -675,25 +765,27 @@ ifndef NO_LIBUNWIND EXTLIBS += $(EXTLIBS_LIBUNWIND) endif -ifeq ($(NO_SYSCALL_TABLE),0) - $(call detected,CONFIG_TRACE) -else - ifndef NO_LIBAUDIT - $(call feature_check,libaudit) - ifneq ($(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 - $(call detected,CONFIG_TRACE) +ifneq ($(NO_LIBTRACEEVENT),1) + ifeq ($(NO_SYSCALL_TABLE),0) + $(call detected,CONFIG_TRACE) + else + ifndef NO_LIBAUDIT + $(call feature_check,libaudit) + ifneq ($(feature-libaudit), 1) + $(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 + $(call detected,CONFIG_TRACE) + endif endif endif endif ifndef NO_LIBCRYPTO ifneq ($(feature-libcrypto), 1) - msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev); + $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev) NO_LIBCRYPTO := 1 else CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT @@ -702,14 +794,10 @@ ifndef NO_LIBCRYPTO endif endif -ifdef NO_NEWT - NO_SLANG=1 -endif - ifndef NO_SLANG ifneq ($(feature-libslang), 1) ifneq ($(feature-libslang-include-subdir), 1) - msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev); + $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev) NO_SLANG := 1 else CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR @@ -727,7 +815,7 @@ ifdef GTK2 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null) $(call feature_check,gtk2) ifneq ($(feature-gtk2), 1) - msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev); + $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev) NO_GTK2 := 1 else $(call feature_check,gtk2-infobar) @@ -749,17 +837,21 @@ else 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_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(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); + $(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 $(call detected,CONFIG_LIBPERL) endif endif @@ -767,7 +859,7 @@ endif ifeq ($(feature-timerfd), 1) CFLAGS += -DHAVE_TIMERFD_SUPPORT else - msg := $(warning No timerfd support. Disables 'perf kvm stat live'); + $(warning No timerfd support. Disables 'perf kvm stat live') endif disable-python = $(eval $(disable-python_code)) @@ -777,6 +869,7 @@ define disable-python_code NO_LIBPYTHON := 1 endef +PYTHON_EXTENSION_SUFFIX := '.so' ifdef NO_LIBPYTHON $(call disable-python,Python support disabled by user) else @@ -791,11 +884,17 @@ else else ifneq ($(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) + $(call disable-python,No 'Python.h' 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 + PYTHON_SETUPTOOLS_INSTALLED := $(shell $(PYTHON) -c 'import setuptools;' 2> /dev/null && echo "yes" || echo "no") + ifeq ($(PYTHON_SETUPTOOLS_INSTALLED), yes) + PYTHON_EXTENSION_SUFFIX := $(shell $(PYTHON) -c 'from importlib import machinery; print(machinery.EXTENSION_SUFFIXES[0])') + LANG_BINDINGS += $(obj-perf)python/perf$(PYTHON_EXTENSION_SUFFIX) + else + $(warning Missing python setuptools, the python binding won't be built, please install python3-setuptools or equivalent) + endif CFLAGS += -DHAVE_LIBPYTHON_SUPPORT $(call detected,CONFIG_LIBPYTHON) endif @@ -803,71 +902,79 @@ else endif endif -ifeq ($(feature-libbfd), 1) - EXTLIBS += -lbfd -lopcodes -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 -lopcodes -liberty - FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl +ifneq ($(NO_JEVENTS),1) + ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/mapfile.csv),) + NO_JEVENTS := 1 + endif +endif +ifneq ($(NO_JEVENTS),1) + NO_JEVENTS := 0 + ifndef PYTHON + $(error ERROR: No python interpreter needed for jevents generation. Install python or build with NO_JEVENTS=1.) else - ifeq ($(feature-libbfd-liberty-z), 1) - EXTLIBS += -lbfd -lopcodes -liberty -lz - FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl + # jevents.py uses f-strings present in Python 3.6 released in Dec. 2016. + JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) -c 'import sys;print("1" if(sys.version_info.major >= 3 and sys.version_info.minor >= 6) else "0")' 2> /dev/null) + ifneq ($(JEVENTS_PYTHON_GOOD), 1) + $(error ERROR: Python interpreter needed for jevents generation too old (older than 3.6). Install a newer python or build with NO_JEVENTS=1.) endif endif - $(call feature_check,disassembler-four-args) endif -ifeq ($(feature-libbfd-buildid), 1) - CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT -else - msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available); -endif - -ifdef NO_DEMANGLE - CFLAGS += -DNO_DEMANGLE -else - ifdef HAVE_CPLUS_DEMANGLE_SUPPORT - EXTLIBS += -liberty +ifdef BUILD_NONDISTRO + ifeq ($(feature-libbfd), 1) + EXTLIBS += -lbfd -lopcodes 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 + # 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 -lopcodes -liberty + FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl + FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -ldl + else + ifeq ($(feature-libbfd-liberty-z), 1) + EXTLIBS += -lbfd -lopcodes -liberty -lz + FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl + FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -lz -ldl endif endif + $(call feature_check,disassembler-four-args) + $(call feature_check,disassembler-init-styled) endif - ifneq ($(filter -liberty,$(EXTLIBS)),) - CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT - endif -endif - -ifneq ($(filter -lbfd,$(EXTLIBS)),) CFLAGS += -DHAVE_LIBBFD_SUPPORT + CXXFLAGS += -DHAVE_LIBBFD_SUPPORT + ifeq ($(feature-libbfd-buildid), 1) + CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT + else + $(warning Old version of libbfd/binutils things like PE executable profiling will not be available) + endif endif -ifndef NO_ZLIB - ifeq ($(feature-zlib), 1) - CFLAGS += -DHAVE_ZLIB_SUPPORT - EXTLIBS += -lz - $(call detected,CONFIG_ZLIB) - else - NO_ZLIB := 1 +ifndef NO_DEMANGLE + $(call feature_check,cxa-demangle) + ifeq ($(feature-cxa-demangle), 1) + EXTLIBS += -lstdc++ + CFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT + CXXFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT + $(call detected,CONFIG_CXX_DEMANGLE) + endif + ifdef BUILD_NONDISTRO + ifeq ($(filter -liberty,$(EXTLIBS)),) + $(call feature_check,cplus-demangle) + ifeq ($(feature-cplus-demangle), 1) + EXTLIBS += -liberty + endif + endif + ifneq ($(filter -liberty,$(EXTLIBS)),) + CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT + CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT + endif endif endif @@ -877,7 +984,7 @@ ifndef NO_LZMA EXTLIBS += -llzma $(call detected,CONFIG_LZMA) else - msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev); + $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev) NO_LZMA := 1 endif endif @@ -890,7 +997,7 @@ ifndef NO_LIBZSTD EXTLIBS += -lzstd $(call detected,CONFIG_ZSTD) else - msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR); + $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR) NO_LIBZSTD := 1 endif endif @@ -901,7 +1008,7 @@ ifndef NO_LIBCAP EXTLIBS += -lcap $(call detected,CONFIG_LIBCAP) else - msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev); + $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev) NO_LIBCAP := 1 endif endif @@ -914,11 +1021,11 @@ endif ifndef NO_LIBNUMA ifeq ($(feature-libnuma), 0) - msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev); + $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev) NO_LIBNUMA := 1 else ifeq ($(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); + $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8) NO_LIBNUMA := 1 else CFLAGS += -DHAVE_LIBNUMA_SUPPORT @@ -936,6 +1043,10 @@ ifeq ($(feature-disassembler-four-args), 1) CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE endif +ifeq ($(feature-disassembler-init-styled), 1) + CFLAGS += -DDISASM_INIT_STYLED +endif + ifeq (${IS_64_BIT}, 1) ifndef NO_PERF_READ_VDSO32 $(call feature_check,compile-32) @@ -969,23 +1080,43 @@ ifndef NO_LIBBABELTRACE 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); + $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev) + endif +endif + +ifndef NO_CAPSTONE + $(call feature_check,libcapstone) + ifeq ($(feature-libcapstone), 1) + CFLAGS += -DHAVE_LIBCAPSTONE_SUPPORT $(LIBCAPSTONE_CFLAGS) + LDFLAGS += $(LICAPSTONE_LDFLAGS) + EXTLIBS += -lcapstone + $(call detected,CONFIG_LIBCAPSTONE) + else + msg := $(warning No libcapstone found, disables disasm engine support for 'perf script', please install libcapstone-dev/capstone-devel); endif endif ifndef NO_AUXTRACE ifeq ($(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); + $(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 $(call detected,CONFIG_AUXTRACE) CFLAGS += -DHAVE_AUXTRACE_SUPPORT + ifeq ($(feature-reallocarray), 0) + CFLAGS += -DCOMPAT_NEED_REALLOCARRAY + endif endif endif +ifdef EXTRA_TESTS + $(call detected,CONFIG_EXTRA_TESTS) + CFLAGS += -DHAVE_EXTRA_TESTS +endif + ifndef NO_JVMTI ifneq (,$(wildcard /usr/sbin/update-java-alternatives)) JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}') @@ -1018,38 +1149,7 @@ ifndef NO_JVMTI 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 - -ifdef LIBPFM4 +ifndef NO_LIBPFM4 $(call feature_check,libpfm4) ifeq ($(feature-libpfm4), 1) CFLAGS += -DHAVE_LIBPFM @@ -1057,14 +1157,42 @@ ifdef LIBPFM4 ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1 $(call detected,CONFIG_LIBPFM4) else - msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev); - NO_LIBPFM4 := 1 + $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev) + endif +endif + +# libtraceevent is a recommended dependency picked up from the system. +ifneq ($(NO_LIBTRACEEVENT),1) + $(call feature_check,libtraceevent) + ifeq ($(feature-libtraceevent), 1) + CFLAGS += -DHAVE_LIBTRACEEVENT + EXTLIBS += -ltraceevent + LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent) + LIBTRACEEVENT_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEEVENT_VERSION))) + LIBTRACEEVENT_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEEVENT_VERSION))) + LIBTRACEEVENT_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEEVENT_VERSION))) + LIBTRACEEVENT_VERSION_CPP := $(shell expr $(LIBTRACEEVENT_VERSION_1) \* 255 \* 255 + $(LIBTRACEEVENT_VERSION_2) \* 255 + $(LIBTRACEEVENT_VERSION_3)) + CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTRACEEVENT_VERSION_CPP) + $(call detected,CONFIG_LIBTRACEEVENT) + else + $(error ERROR: libtraceevent is missing. Please install libtraceevent-dev/libtraceevent-devel or build with NO_LIBTRACEEVENT=1) + endif + + $(call feature_check,libtracefs) + ifeq ($(feature-libtracefs), 1) + EXTLIBS += -ltracefs + LIBTRACEFS_VERSION := $(shell $(PKG_CONFIG) --modversion libtracefs) + LIBTRACEFS_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEFS_VERSION))) + LIBTRACEFS_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEFS_VERSION))) + LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION))) + LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3)) + CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP) endif endif # Among the variables below, these: # perfexecdir -# perf_include_dir +# libbpf_include_dir # perf_examples_dir # template_dir # mandir @@ -1082,10 +1210,13 @@ prefix ?= $(HOME) endif bindir_relative = bin bindir = $(abspath $(prefix)/$(bindir_relative)) +includedir_relative = include +includedir = $(abspath $(prefix)/$(includedir_relative)) mandir = share/man infodir = share/info perfexecdir = libexec/perf-core -perf_include_dir = lib/perf/include +# FIXME: system's libbpf header directory, where we expect to find bpf/bpf_helpers.h, for instance +libbpf_include_dir = /usr/include perf_examples_dir = lib/perf/examples sharedir = $(prefix)/share template_dir = share/perf-core/templates @@ -1114,10 +1245,11 @@ ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG)) STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR)) DESTDIR_SQ = $(subst ','\'',$(DESTDIR)) bindir_SQ = $(subst ','\'',$(bindir)) +includedir_SQ = $(subst ','\'',$(includedir)) mandir_SQ = $(subst ','\'',$(mandir)) infodir_SQ = $(subst ','\'',$(infodir)) perfexecdir_SQ = $(subst ','\'',$(perfexecdir)) -perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir)) +libbpf_include_dir_SQ = $(subst ','\'',$(libbpf_include_dir)) perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir)) template_dir_SQ = $(subst ','\'',$(template_dir)) htmldir_SQ = $(subst ','\'',$(htmldir)) @@ -1129,13 +1261,13 @@ srcdir_SQ = $(subst ','\'',$(srcdir)) ifneq ($(filter /%,$(firstword $(perfexecdir))),) perfexec_instdir = $(perfexecdir) -perf_include_instdir = $(perf_include_dir) +perf_include_instdir = $(libbpf_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_include_instdir = $(prefix)/$(libbpf_include_dir) perf_examples_instdir = $(prefix)/$(perf_examples_dir) STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR) tip_instdir = $(prefix)/$(tipdir) @@ -1146,24 +1278,22 @@ 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 +export perfexec_instdir_SQ print_var = $(eval $(print_var_code)) $(info $(MSG)) define print_var_code - MSG = $(shell printf '...%30s: %s' $(1) $($(1))) + MSG = $(shell printf '...%40s: %s' $(1) $($(1))) endef +ifeq ($(feature_display),1) + $(call feature_display_entries) +endif + ifeq ($(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),)) + $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),) $(info $(MSG))) $(call print_var,prefix) $(call print_var,bindir) $(call print_var,libdir) @@ -1173,11 +1303,12 @@ ifeq ($(VF),1) $(call print_var,JDIR) ifeq ($(dwarf-post-unwind),1) - $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) + $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) $(info $(MSG)) endif - $(info ) endif +$(info ) + $(call detected_var,bindir_SQ) $(call detected_var,PYTHON_WORD) ifneq ($(OUTPUT),) @@ -1190,7 +1321,7 @@ $(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,libbpf_include_dir_SQ) $(call detected_var,perf_examples_dir_SQ) $(call detected_var,tipdir_SQ) $(call detected_var,srcdir_SQ) @@ -1198,3 +1329,12 @@ $(call detected_var,LIBDIR) $(call detected_var,GTK_CFLAGS) $(call detected_var,PERL_EMBED_CCOPTS) $(call detected_var,PYTHON_EMBED_CCOPTS) +ifneq ($(BISON_FILE_PREFIX_MAP),) +$(call detected_var,BISON_FILE_PREFIX_MAP) +endif + +# re-generate FEATURE-DUMP as we may have called feature_check, found out +# extra libraries to add to LDFLAGS of some other test and then redo those +# tests, see the block about libbfd, disassembler-four-args, for instance. +$(shell rm -f $(FEATURE_DUMP_FILENAME)) +$(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME))) |