Messages in this thread Patch in this message | | | Date | Fri, 10 Mar 2023 22:57:44 -0800 | Subject | [PATCH v1 04/13] perf build: Error if no libelf and NO_LIBELF isn't set | From | Ian Rogers <> |
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Building without libelf support is going disable a lot of functionality. Require that the NO_LIBELF=1 build option is passed if this is intentional.
Signed-off-by: Ian Rogers <irogers@google.com> --- tools/perf/Makefile.config | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index a68a3e9b47ae..5691e2ffb1b9 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -426,15 +426,7 @@ 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 + msg := $(error ERROR: No libelf found. Disables 'probe' tool, jvmti and BPF support. Please install libelf-dev, libelf-devel, elfutils-libelf-devel or build with NO_LIBELF=1.) else ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),) ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0) -- 2.40.0.rc1.284.g88254d51c5-goog
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