diff options
Diffstat (limited to 'tools/build')
26 files changed, 262 insertions, 183 deletions
diff --git a/tools/build/Build b/tools/build/Build deleted file mode 100644 index 76d1a4960973..000000000000 --- a/tools/build/Build +++ /dev/null @@ -1,3 +0,0 @@ -hostprogs := fixdep - -fixdep-y := fixdep.o diff --git a/tools/build/Build.include b/tools/build/Build.include index c2a95ab47379..e45b2eb0d24a 100644 --- a/tools/build/Build.include +++ b/tools/build/Build.include @@ -13,6 +13,8 @@ comma := , squote := ' pound := \# +empty := +space := $(empty) $(empty) ### # Name of target with a '.' as filename prefix. foo/bar.o => foo/.bar.o diff --git a/tools/build/Makefile b/tools/build/Makefile index 17cdf01e29a0..63ef21878761 100644 --- a/tools/build/Makefile +++ b/tools/build/Makefile @@ -17,13 +17,7 @@ $(call allow-override,LD,$(CROSS_COMPILE)ld) export HOSTCC HOSTLD HOSTAR -ifeq ($(V),1) - Q = -else - Q = @ -endif - -export Q srctree CC LD +export srctree CC LD MAKEFLAGS := --no-print-directory build := -f $(srctree)/tools/build/Makefile.build dir=. obj @@ -43,12 +37,5 @@ ifneq ($(wildcard $(TMP_O)),) $(Q)$(MAKE) -C feature OUTPUT=$(TMP_O) clean >/dev/null endif -$(OUTPUT)fixdep-in.o: FORCE - $(Q)$(MAKE) $(build)=fixdep - -$(OUTPUT)fixdep: $(OUTPUT)fixdep-in.o - $(QUIET_LINK)$(HOSTCC) $(KBUILD_HOSTLDFLAGS) -o $@ $< - -FORCE: - -.PHONY: FORCE +$(OUTPUT)fixdep: $(srctree)/tools/build/fixdep.c + $(QUIET_CC)$(HOSTCC) $(KBUILD_HOSTCFLAGS) $(KBUILD_HOSTLDFLAGS) -o $@ $< diff --git a/tools/build/Makefile.build b/tools/build/Makefile.build index 5fb3fb3d97e0..3584ff308607 100644 --- a/tools/build/Makefile.build +++ b/tools/build/Makefile.build @@ -12,26 +12,6 @@ PHONY := __build __build: -ifeq ($(V),1) - quiet = - Q = -else - quiet=quiet_ - Q=@ -endif - -# If the user is running make -s (silent mode), suppress echoing of commands -# make-4.0 (and later) keep single letter options in the 1st word of MAKEFLAGS. -ifeq ($(filter 3.%,$(MAKE_VERSION)),) -short-opts := $(firstword -$(MAKEFLAGS)) -else -short-opts := $(filter-out --%,$(MAKEFLAGS)) -endif - -ifneq ($(findstring s,$(short-opts)),) - quiet=silent_ -endif - build-dir := $(srctree)/tools/build # Define $(fixdep) for dep-cmd function @@ -149,6 +129,10 @@ objprefix := $(subst ./,,$(OUTPUT)$(dir)/) obj-y := $(addprefix $(objprefix),$(obj-y)) subdir-obj-y := $(addprefix $(objprefix),$(subdir-obj-y)) +# Separate out test log files from real build objects. +test-y := $(filter %_log, $(obj-y)) +obj-y := $(filter-out %_log, $(obj-y)) + # Final '$(obj)-in.o' object in-target := $(objprefix)$(obj)-in.o @@ -159,7 +143,7 @@ $(subdir-y): $(sort $(subdir-obj-y)): $(subdir-y) ; -$(in-target): $(obj-y) FORCE +$(in-target): $(obj-y) $(test-y) FORCE $(call rule_mkdir) $(call if_changed,$(host)ld_multi) diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature index 1e2ab148d5db..1f44ca677ad3 100644 --- a/tools/build/Makefile.feature +++ b/tools/build/Makefile.feature @@ -28,11 +28,44 @@ endef # the rule that uses them - an example for that is the 'bionic' # feature check. ] # +# These + the ones in FEATURE_TESTS_EXTRA are included in +# tools/build/feature/test-all.c and we try to build it all together +# then setting all those features to '1' meaning they are all enabled. +# +# There are things like fortify-source that will be set to 1 because test-all +# is built with the flags needed to test if its enabled, resulting in +# +# $ rm -rf /tmp/b ; mkdir /tmp/b ; make -C tools/perf O=/tmp/b feature-dump +# $ grep fortify-source /tmp/b/FEATURE-DUMP +# feature-fortify-source=1 +# $ +# +# All the others should have lines in tools/build/feature/test-all.c like: +# +# #define main main_test_disassembler_init_styled +# # include "test-disassembler-init-styled.c" +# #undef main +# +# #define main main_test_libzstd +# # include "test-libzstd.c" +# #undef main +# +# int main(int argc, char *argv[]) +# { +# main_test_disassembler_four_args(); +# main_test_libzstd(); +# return 0; +# } +# +# If the sample above works, then we end up with these lines in the FEATURE-DUMP +# file: +# +# feature-disassembler-four-args=1 +# feature-libzstd=1 +# FEATURE_TESTS_BASIC := \ backtrace \ - dwarf \ - dwarf_getlocations \ - dwarf_getcfi \ + libdw \ eventfd \ fortify-source \ get_current_dir_name \ @@ -40,19 +73,19 @@ FEATURE_TESTS_BASIC := \ glibc \ libbfd \ libbfd-buildid \ - libcap \ libelf \ libelf-getphdrnum \ libelf-gelf_getnote \ libelf-getshdrstrndx \ + libelf-zstd \ libnuma \ numa_num_possible_cpus \ libperl \ libpython \ libslang \ - libslang-include-subdir \ libtraceevent \ libtracefs \ + libcpupower \ libcrypto \ libunwind \ pthread-attr-setaffinity-np \ @@ -60,7 +93,6 @@ FEATURE_TESTS_BASIC := \ reallocarray \ stackprotector-all \ timerfd \ - libdw-dwarf-unwind \ zlib \ lzma \ get_cpuid \ @@ -91,16 +123,8 @@ FEATURE_TESTS_EXTRA := \ libbfd-liberty \ libbfd-liberty-z \ libopencsd \ - libunwind-x86 \ - libunwind-x86_64 \ - libunwind-arm \ - libunwind-aarch64 \ - libunwind-debug-frame \ - libunwind-debug-frame-arm \ - libunwind-debug-frame-aarch64 \ cxx \ llvm \ - llvm-version \ clang \ libbpf \ libbpf-btf__load_from_kernel_by_id \ @@ -111,7 +135,8 @@ FEATURE_TESTS_EXTRA := \ libbpf-bpf_create_map \ libpfm4 \ libdebuginfod \ - clang-bpf-co-re + clang-bpf-co-re \ + bpftool-skeletons FEATURE_TESTS ?= $(FEATURE_TESTS_BASIC) @@ -121,12 +146,10 @@ ifeq ($(FEATURE_TESTS),all) endif FEATURE_DISPLAY ?= \ - dwarf \ - dwarf_getlocations \ + libdw \ glibc \ libbfd \ libbfd-buildid \ - libcap \ libelf \ libnuma \ numa_num_possible_cpus \ @@ -134,8 +157,8 @@ FEATURE_DISPLAY ?= \ libpython \ libcrypto \ libunwind \ - libdw-dwarf-unwind \ libcapstone \ + llvm-perf \ zlib \ lzma \ get_cpuid \ @@ -149,6 +172,24 @@ FEATURE_DISPLAY ?= \ # FEATURE_GROUP_MEMBERS-libbfd = libbfd-liberty libbfd-liberty-z +# +# Declare list of feature dependency packages that provide pkg-config files. +# +FEATURE_PKG_CONFIG ?= \ + libtraceevent \ + libtracefs + +feature_pkg_config = $(eval $(feature_pkg_config_code)) +define feature_pkg_config_code + FEATURE_CHECK_CFLAGS-$(1) := $(shell $(PKG_CONFIG) --cflags $(1) 2>/dev/null) + FEATURE_CHECK_LDFLAGS-$(1) := $(shell $(PKG_CONFIG) --libs $(1) 2>/dev/null) +endef + +# Set FEATURE_CHECK_(C|LD)FLAGS-$(package) for packages using pkg-config. +ifneq ($(PKG_CONFIG),) + $(foreach package,$(FEATURE_PKG_CONFIG),$(call feature_pkg_config,$(package))) +endif + # Set FEATURE_CHECK_(C|LD)FLAGS-all for all FEATURE_TESTS features. # If in the future we need per-feature checks/flags for features not # mentioned in this list we need to refactor this ;-). @@ -215,7 +256,7 @@ endef # # generates feature value assignment for name, like: -# $(call feature_assign,dwarf) == feature-dwarf=1 +# $(call feature_assign,libdw) == feature-libdw=1 # feature_assign = feature-$(1)=$(feature-$(1)) diff --git a/tools/build/Makefile.include b/tools/build/Makefile.include index 8dadaa0fbb43..0e4de83400ac 100644 --- a/tools/build/Makefile.include +++ b/tools/build/Makefile.include @@ -1,8 +1,18 @@ # SPDX-License-Identifier: GPL-2.0-only build := -f $(srctree)/tools/build/Makefile.build dir=. obj +# More than just $(Q), we sometimes want to suppress all command output from a +# recursive make -- even the 'up to date' printout. +ifeq ($(V),1) + Q ?= + SILENT_MAKE = +$(Q)$(MAKE) +else + Q ?= @ + SILENT_MAKE = +$(Q)$(MAKE) --silent +endif + fixdep: - $(Q)$(MAKE) -C $(srctree)/tools/build CFLAGS= LDFLAGS= $(OUTPUT)fixdep + $(SILENT_MAKE) -C $(srctree)/tools/build CFLAGS= LDFLAGS= $(OUTPUT)fixdep fixdep-clean: $(Q)$(MAKE) -C $(srctree)/tools/build clean diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile index ed54cef450f5..b8b5fb183dd4 100644 --- a/tools/build/feature/Makefile +++ b/tools/build/feature/Makefile @@ -5,9 +5,7 @@ FILES= \ test-all.bin \ test-backtrace.bin \ test-bionic.bin \ - test-dwarf.bin \ - test-dwarf_getlocations.bin \ - test-dwarf_getcfi.bin \ + test-libdw.bin \ test-eventfd.bin \ test-fortify-source.bin \ test-get_current_dir_name.bin \ @@ -15,7 +13,6 @@ FILES= \ test-gtk2.bin \ test-gtk2-infobar.bin \ test-hello.bin \ - test-libaudit.bin \ test-libbfd.bin \ test-libbfd-buildid.bin \ test-disassembler-four-args.bin \ @@ -30,6 +27,7 @@ FILES= \ test-libelf-getphdrnum.bin \ test-libelf-gelf_getnote.bin \ test-libelf-getshdrstrndx.bin \ + test-libelf-zstd.bin \ test-libdebuginfod.bin \ test-libnuma.bin \ test-numa_num_possible_cpus.bin \ @@ -38,6 +36,7 @@ FILES= \ test-libslang.bin \ test-libslang-include-subdir.bin \ test-libtraceevent.bin \ + test-libcpupower.bin \ test-libtracefs.bin \ test-libcrypto.bin \ test-libunwind.bin \ @@ -52,7 +51,6 @@ FILES= \ test-pthread-barrier.bin \ test-stackprotector-all.bin \ test-timerfd.bin \ - test-libdw-dwarf-unwind.bin \ test-libbabeltrace.bin \ test-libcapstone.bin \ test-compile-32.bin \ @@ -73,7 +71,7 @@ FILES= \ test-libopencsd.bin \ test-clang.bin \ test-llvm.bin \ - test-llvm-version.bin \ + test-llvm-perf.bin \ test-libaio.bin \ test-libzstd.bin \ test-clang-bpf-co-re.bin \ @@ -82,14 +80,37 @@ FILES= \ FILES := $(addprefix $(OUTPUT),$(FILES)) -PKG_CONFIG ?= $(CROSS_COMPILE)pkg-config +# Some distros provide the command $(CROSS_COMPILE)pkg-config for +# searching packges installed with Multiarch. Use it for cross +# compilation if it is existed. +ifneq (, $(shell which $(CROSS_COMPILE)pkg-config)) + PKG_CONFIG ?= $(CROSS_COMPILE)pkg-config +else + PKG_CONFIG ?= pkg-config + + # PKG_CONFIG_PATH or PKG_CONFIG_LIBDIR, alongside PKG_CONFIG_SYSROOT_DIR + # for modified system root, are required for the cross compilation. + # If these PKG_CONFIG environment variables are not set, Multiarch library + # paths are used instead. + ifdef CROSS_COMPILE + ifeq ($(PKG_CONFIG_LIBDIR)$(PKG_CONFIG_PATH)$(PKG_CONFIG_SYSROOT_DIR),) + CROSS_ARCH = $(shell $(CC) -dumpmachine) + PKG_CONFIG_LIBDIR := /usr/local/$(CROSS_ARCH)/lib/pkgconfig/ + PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/local/lib/$(CROSS_ARCH)/pkgconfig/ + PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/lib/$(CROSS_ARCH)/pkgconfig/ + PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/local/share/pkgconfig/ + PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/share/pkgconfig/ + export PKG_CONFIG_LIBDIR + endif + endif +endif all: $(FILES) __BUILD = $(CC) $(CFLAGS) -MD -Wall -Werror -o $@ $(patsubst %.bin,%.c,$(@F)) $(LDFLAGS) BUILD = $(__BUILD) > $(@:.bin=.make.output) 2>&1 BUILD_BFD = $(BUILD) -DPACKAGE='"perf"' -lbfd -ldl - BUILD_ALL = $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lzstd -lcap + BUILD_ALL = $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lzstd __BUILDXX = $(CXX) $(CXXFLAGS) -MD -Wall -Werror -o $@ $(patsubst %.bin,%.cpp,$(@F)) $(LDFLAGS) BUILDXX = $(__BUILDXX) > $(@:.bin=.make.output) 2>&1 @@ -145,19 +166,26 @@ $(OUTPUT)test-libopencsd.bin: $(BUILD) # -lopencsd_c_api -lopencsd provided by # $(FEATURE_CHECK_LDFLAGS-libopencsd) -DWARFLIBS := -ldw +DWLIBS := -ldw ifeq ($(findstring -static,${LDFLAGS}),-static) -DWARFLIBS += -lelf -lebl -lz -llzma -lbz2 -endif + DWLIBS += -lelf -lz -llzma -lbz2 -lzstd -$(OUTPUT)test-dwarf.bin: - $(BUILD) $(DWARFLIBS) + LIBDW_VERSION := $(shell $(PKG_CONFIG) --modversion libdw).0.0 + LIBDW_VERSION_1 := $(word 1, $(subst ., ,$(LIBDW_VERSION))) + LIBDW_VERSION_2 := $(word 2, $(subst ., ,$(LIBDW_VERSION))) -$(OUTPUT)test-dwarf_getlocations.bin: - $(BUILD) $(DWARFLIBS) + # Elfutils merged libebl.a into libdw.a starting from version 0.177, + # Link libebl.a only if libdw is older than this version. + ifeq ($(shell test $(LIBDW_VERSION_2) -lt 177; echo $$?),0) + DWLIBS += -lebl + endif -$(OUTPUT)test-dwarf_getcfi.bin: - $(BUILD) $(DWARFLIBS) + # Must put -ldl after -lebl for dependency + DWARFLIBS += -ldl +endif + +$(OUTPUT)test-libdw.bin: + $(BUILD) $(DWLIBS) $(OUTPUT)test-libelf-getphdrnum.bin: $(BUILD) -lelf @@ -168,6 +196,9 @@ $(OUTPUT)test-libelf-gelf_getnote.bin: $(OUTPUT)test-libelf-getshdrstrndx.bin: $(BUILD) -lelf +$(OUTPUT)test-libelf-zstd.bin: + $(BUILD) -lelf -lz -lzstd + $(OUTPUT)test-libdebuginfod.bin: $(BUILD) -ldebuginfod @@ -178,30 +209,27 @@ $(OUTPUT)test-numa_num_possible_cpus.bin: $(BUILD) -lnuma $(OUTPUT)test-libunwind.bin: - $(BUILD) -lelf + $(BUILD) -lelf -llzma $(OUTPUT)test-libunwind-debug-frame.bin: - $(BUILD) -lelf + $(BUILD) -lelf -llzma $(OUTPUT)test-libunwind-x86.bin: - $(BUILD) -lelf -lunwind-x86 + $(BUILD) -lelf -llzma -lunwind-x86 $(OUTPUT)test-libunwind-x86_64.bin: - $(BUILD) -lelf -lunwind-x86_64 + $(BUILD) -lelf -llzma -lunwind-x86_64 $(OUTPUT)test-libunwind-arm.bin: - $(BUILD) -lelf -lunwind-arm + $(BUILD) -lelf -llzma -lunwind-arm $(OUTPUT)test-libunwind-aarch64.bin: - $(BUILD) -lelf -lunwind-aarch64 + $(BUILD) -lelf -llzma -lunwind-aarch64 $(OUTPUT)test-libunwind-debug-frame-arm.bin: - $(BUILD) -lelf -lunwind-arm + $(BUILD) -lelf -llzma -lunwind-arm $(OUTPUT)test-libunwind-debug-frame-aarch64.bin: - $(BUILD) -lelf -lunwind-aarch64 - -$(OUTPUT)test-libaudit.bin: - $(BUILD) -laudit + $(BUILD) -lelf -llzma -lunwind-aarch64 $(OUTPUT)test-libslang.bin: $(BUILD) -lslang @@ -212,8 +240,11 @@ $(OUTPUT)test-libslang-include-subdir.bin: $(OUTPUT)test-libtraceevent.bin: $(BUILD) -ltraceevent +$(OUTPUT)test-libcpupower.bin: + $(BUILD) -lcpupower + $(OUTPUT)test-libtracefs.bin: - $(BUILD) $(shell $(PKG_CONFIG) --cflags libtraceevent 2>/dev/null) -ltracefs + $(BUILD) $(shell $(PKG_CONFIG) --cflags libtracefs 2>/dev/null) -ltracefs $(OUTPUT)test-libcrypto.bin: $(BUILD) -lcrypto @@ -281,9 +312,6 @@ $(OUTPUT)test-backtrace.bin: $(OUTPUT)test-timerfd.bin: $(BUILD) -$(OUTPUT)test-libdw-dwarf-unwind.bin: - $(BUILD) # -ldw provided by $(FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind) - $(OUTPUT)test-libbabeltrace.bin: $(BUILD) # -lbabeltrace provided by $(FEATURE_CHECK_LDFLAGS-libbabeltrace) @@ -355,9 +383,12 @@ $(OUTPUT)test-llvm.bin: $(shell $(LLVM_CONFIG) --system-libs) \ > $(@:.bin=.make.output) 2>&1 -$(OUTPUT)test-llvm-version.bin: - $(BUILDXX) -std=gnu++17 \ - -I$(shell $(LLVM_CONFIG) --includedir) \ +$(OUTPUT)test-llvm-perf.bin: + $(BUILDXX) -std=gnu++17 \ + -I$(shell $(LLVM_CONFIG) --includedir) \ + -L$(shell $(LLVM_CONFIG) --libdir) \ + $(shell $(LLVM_CONFIG) --libs Core BPF) \ + $(shell $(LLVM_CONFIG) --system-libs) \ > $(@:.bin=.make.output) 2>&1 $(OUTPUT)test-clang.bin: @@ -387,6 +418,9 @@ $(OUTPUT)test-file-handle.bin: $(OUTPUT)test-libpfm4.bin: $(BUILD) -lpfm +$(OUTPUT)test-bpftool-skeletons.bin: + $(SYSTEM_BPFTOOL) version | grep '^features:.*skeletons' \ + > $(@:.bin=.make.output) 2>&1 ############################### clean: diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c index dd0a18c2ef8f..03ddaac6f4c4 100644 --- a/tools/build/feature/test-all.c +++ b/tools/build/feature/test-all.c @@ -38,12 +38,8 @@ # include "test-glibc.c" #undef main -#define main main_test_dwarf -# include "test-dwarf.c" -#undef main - -#define main main_test_dwarf_getlocations -# include "test-dwarf_getlocations.c" +#define main main_test_libdw +# include "test-libdw.c" #undef main #define main main_test_eventfd @@ -62,8 +58,8 @@ # include "test-libelf-getshdrstrndx.c" #undef main -#define main main_test_libunwind -# include "test-libunwind.c" +#define main main_test_libelf_zstd +# include "test-libelf-zstd.c" #undef main #define main main_test_libslang @@ -98,10 +94,6 @@ # include "test-stackprotector-all.c" #undef main -#define main main_test_libdw_dwarf_unwind -# include "test-libdw-dwarf-unwind.c" -#undef main - #define main main_test_zlib # include "test-zlib.c" #undef main @@ -134,10 +126,6 @@ #undef main #endif -#define main main_test_libcapstone -# include "test-libcapstone.c" -#undef main - #define main main_test_lzma # include "test-lzma.c" #undef main @@ -182,6 +170,14 @@ # include "test-libzstd.c" #undef main +#define main main_test_libtraceevent +# include "test-libtraceevent.c" +#undef main + +#define main main_test_libtracefs +# include "test-libtracefs.c" +#undef main + int main(int argc, char *argv[]) { main_test_libpython(); @@ -191,13 +187,11 @@ int main(int argc, char *argv[]) main_test_get_current_dir_name(); main_test_gettid(); main_test_glibc(); - main_test_dwarf(); - main_test_dwarf_getlocations(); + main_test_libdw(); main_test_eventfd(); main_test_libelf_getphdrnum(); main_test_libelf_gelf_getnote(); main_test_libelf_getshdrstrndx(); - main_test_libunwind(); main_test_libslang(); main_test_libbfd(); main_test_libbfd_buildid(); @@ -206,7 +200,6 @@ int main(int argc, char *argv[]) main_test_numa_num_possible_cpus(); main_test_timerfd(); main_test_stackprotector_all(); - main_test_libdw_dwarf_unwind(); main_test_zlib(); main_test_pthread_attr_setaffinity_np(); main_test_pthread_barrier(); @@ -222,6 +215,8 @@ int main(int argc, char *argv[]) main_test_reallocarray(); main_test_disassembler_four_args(); main_test_libzstd(); + main_test_libtraceevent(); + main_test_libtracefs(); return 0; } diff --git a/tools/build/feature/test-backtrace.c b/tools/build/feature/test-backtrace.c index e9ddd27c69c3..7962fbad6401 100644 --- a/tools/build/feature/test-backtrace.c +++ b/tools/build/feature/test-backtrace.c @@ -5,7 +5,7 @@ int main(void) { void *backtrace_fns[10]; - size_t entries; + int entries; entries = backtrace(backtrace_fns, 10); backtrace_symbols_fd(backtrace_fns, entries, 1); diff --git a/tools/build/feature/test-bpf.c b/tools/build/feature/test-bpf.c index 727d22e34a6e..e7a405f83af6 100644 --- a/tools/build/feature/test-bpf.c +++ b/tools/build/feature/test-bpf.c @@ -44,5 +44,5 @@ int main(void) * Test existence of __NR_bpf and BPF_PROG_LOAD. * This call should fail if we run the testcase. */ - return syscall(__NR_bpf, BPF_PROG_LOAD, &attr, sizeof(attr)); + return syscall(__NR_bpf, BPF_PROG_LOAD, &attr, sizeof(attr)) == 0; } diff --git a/tools/build/feature/test-dwarf.c b/tools/build/feature/test-dwarf.c deleted file mode 100644 index 8d474bd7371b..000000000000 --- a/tools/build/feature/test-dwarf.c +++ /dev/null @@ -1,11 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <dwarf.h> -#include <elfutils/libdw.h> -#include <elfutils/version.h> - -int main(void) -{ - Dwarf *dbg = dwarf_begin(0, DWARF_C_READ); - - return (long)dbg; -} diff --git a/tools/build/feature/test-dwarf_getcfi.c b/tools/build/feature/test-dwarf_getcfi.c deleted file mode 100644 index 50e7d7cb7bdf..000000000000 --- a/tools/build/feature/test-dwarf_getcfi.c +++ /dev/null @@ -1,9 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <stdio.h> -#include <elfutils/libdw.h> - -int main(void) -{ - Dwarf *dwarf = NULL; - return dwarf_getcfi(dwarf) == NULL; -} diff --git a/tools/build/feature/test-dwarf_getlocations.c b/tools/build/feature/test-dwarf_getlocations.c deleted file mode 100644 index 78fb4a1fa68c..000000000000 --- a/tools/build/feature/test-dwarf_getlocations.c +++ /dev/null @@ -1,13 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <stdlib.h> -#include <elfutils/libdw.h> - -int main(void) -{ - Dwarf_Addr base, start, end; - Dwarf_Attribute attr; - Dwarf_Op *op; - size_t nops; - ptrdiff_t offset = 0; - return (int)dwarf_getlocations(&attr, offset, &base, &start, &end, &op, &nops); -} diff --git a/tools/build/feature/test-glibc.c b/tools/build/feature/test-glibc.c index 9ab8e90e7b88..20a250419f31 100644 --- a/tools/build/feature/test-glibc.c +++ b/tools/build/feature/test-glibc.c @@ -16,5 +16,5 @@ int main(void) const char *version = XSTR(__GLIBC__) "." XSTR(__GLIBC_MINOR__); #endif - return (long)version; + return version == NULL; } diff --git a/tools/build/feature/test-libaudit.c b/tools/build/feature/test-libaudit.c deleted file mode 100644 index f5b0863fa1ec..000000000000 --- a/tools/build/feature/test-libaudit.c +++ /dev/null @@ -1,11 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <libaudit.h> - -extern int printf(const char *format, ...); - -int main(void) -{ - printf("error message: %s\n", audit_errno_to_name(0)); - - return audit_open(); -} diff --git a/tools/build/feature/test-libcpupower.c b/tools/build/feature/test-libcpupower.c new file mode 100644 index 000000000000..a346aa332a71 --- /dev/null +++ b/tools/build/feature/test-libcpupower.c @@ -0,0 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <cpuidle.h> + +int main(void) +{ + int rv = cpuidle_state_count(0); + return rv; +} diff --git a/tools/build/feature/test-libdebuginfod.c b/tools/build/feature/test-libdebuginfod.c index da22548b8413..823f9fa9391d 100644 --- a/tools/build/feature/test-libdebuginfod.c +++ b/tools/build/feature/test-libdebuginfod.c @@ -4,5 +4,5 @@ int main(void) { debuginfod_client* c = debuginfod_begin(); - return (long)c; + return !!c; } diff --git a/tools/build/feature/test-libdw-dwarf-unwind.c b/tools/build/feature/test-libdw-dwarf-unwind.c deleted file mode 100644 index ed03d9505609..000000000000 --- a/tools/build/feature/test-libdw-dwarf-unwind.c +++ /dev/null @@ -1,14 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 - -#include <elfutils/libdwfl.h> - -int main(void) -{ - /* - * This function is guarded via: __nonnull_attribute__ (1, 2). - * Passing '1' as arguments value. This code is never executed, - * only compiled. - */ - dwfl_thread_getframes((void *) 1, (void *) 1, NULL); - return 0; -} diff --git a/tools/build/feature/test-libdw.c b/tools/build/feature/test-libdw.c new file mode 100644 index 000000000000..aabd63ca76b4 --- /dev/null +++ b/tools/build/feature/test-libdw.c @@ -0,0 +1,56 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <stdlib.h> +#include <dwarf.h> +#include <elfutils/libdw.h> +#include <elfutils/libdwfl.h> +#include <elfutils/version.h> + +int test_libdw(void) +{ + Dwarf *dbg = dwarf_begin(0, DWARF_C_READ); + + return dbg == NULL; +} + +int test_libdw_unwind(void) +{ + /* + * This function is guarded via: __nonnull_attribute__ (1, 2). + * Passing '1' as arguments value. This code is never executed, + * only compiled. + */ + dwfl_thread_getframes((void *) 1, (void *) 1, NULL); + return 0; +} + +int test_libdw_getlocations(void) +{ + Dwarf_Addr base, start, end; + Dwarf_Attribute attr; + Dwarf_Op *op; + size_t nops; + ptrdiff_t offset = 0; + + return (int)dwarf_getlocations(&attr, offset, &base, &start, &end, &op, &nops); +} + +int test_libdw_getcfi(void) +{ + Dwarf *dwarf = NULL; + + return dwarf_getcfi(dwarf) == NULL; +} + +int test_elfutils(void) +{ + Dwarf_CFI *cfi = NULL; + + dwarf_cfi_end(cfi); + return 0; +} + +int main(void) +{ + return test_libdw() + test_libdw_unwind() + test_libdw_getlocations() + + test_libdw_getcfi() + test_elfutils(); +} diff --git a/tools/build/feature/test-libelf-gelf_getnote.c b/tools/build/feature/test-libelf-gelf_getnote.c index 075d062fe841..e06121161161 100644 --- a/tools/build/feature/test-libelf-gelf_getnote.c +++ b/tools/build/feature/test-libelf-gelf_getnote.c @@ -4,5 +4,5 @@ int main(void) { - return gelf_getnote(NULL, 0, NULL, NULL, NULL); + return gelf_getnote(NULL, 0, NULL, NULL, NULL) == 0; } diff --git a/tools/build/feature/test-libelf-zstd.c b/tools/build/feature/test-libelf-zstd.c new file mode 100644 index 000000000000..a1324a1db3bb --- /dev/null +++ b/tools/build/feature/test-libelf-zstd.c @@ -0,0 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <stddef.h> +#include <libelf.h> + +int main(void) +{ + elf_compress(NULL, ELFCOMPRESS_ZSTD, 0); + return 0; +} diff --git a/tools/build/feature/test-libelf.c b/tools/build/feature/test-libelf.c index 905044127d56..2dbb6ea870f3 100644 --- a/tools/build/feature/test-libelf.c +++ b/tools/build/feature/test-libelf.c @@ -5,5 +5,5 @@ int main(void) { Elf *elf = elf_begin(0, ELF_C_READ, 0); - return (long)elf; + return !!elf; } diff --git a/tools/build/feature/test-libtraceevent.c b/tools/build/feature/test-libtraceevent.c index 416b11ffd4b4..804ad80dbbd9 100644 --- a/tools/build/feature/test-libtraceevent.c +++ b/tools/build/feature/test-libtraceevent.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -#include <traceevent/trace-seq.h> +#include <trace-seq.h> int main(void) { diff --git a/tools/build/feature/test-libtracefs.c b/tools/build/feature/test-libtracefs.c index 8eff16c0c10b..29a757a7d848 100644 --- a/tools/build/feature/test-libtracefs.c +++ b/tools/build/feature/test-libtracefs.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -#include <tracefs/tracefs.h> +#include <tracefs.h> int main(void) { diff --git a/tools/build/feature/test-llvm-perf.cpp b/tools/build/feature/test-llvm-perf.cpp new file mode 100644 index 000000000000..a8cbb67e335e --- /dev/null +++ b/tools/build/feature/test-llvm-perf.cpp @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0 +#include "llvm/Support/ManagedStatic.h" +#include "llvm/Support/raw_ostream.h" + +#if LLVM_VERSION_MAJOR < 13 +# error "Perf requires llvm-devel/llvm-dev version 13 or greater" +#endif + +int main() +{ + llvm::errs() << "Hello World!\n"; + llvm::llvm_shutdown(); + return 0; +} diff --git a/tools/build/feature/test-lzma.c b/tools/build/feature/test-lzma.c index 78682bb01d57..b57103774e8e 100644 --- a/tools/build/feature/test-lzma.c +++ b/tools/build/feature/test-lzma.c @@ -4,7 +4,7 @@ int main(void) { lzma_stream strm = LZMA_STREAM_INIT; - int ret; + lzma_ret ret; ret = lzma_stream_decoder(&strm, UINT64_MAX, LZMA_CONCATENATED); return ret ? -1 : 0; |