Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [RFC 5/6] perf build: Add feature-dump target | Date | Mon, 11 Jan 2016 11:54:52 +0100 |
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To provide FEATURE-DUMP into $(FEATURE_DUMP_COPY) if defined, with no further action.
Get feature dump of the current build: $ make feature-dump BUILD: Doing 'make -j4' parallel build
Auto-detecting system features: ... dwarf: [ on ]
FEATURE-DUMP file available in FEATURE-DUMP
Get feature dump static build into /tmp/fd file: $ make feature-dump FEATURE_DUMP_COPY=/tmp/fd LDFLAGS=-static BUILD: Doing 'make -j4' parallel build
Auto-detecting system features: ... dwarf: [ OFF ]
SNIP
FEATURE-DUMP file copied into /tmp/fd
Suggested-by: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-xzqhfxw3euqmls3cve0ruuol@git.kernel.org Signed-off-by: Jiri Olsa <jolsa@kernel.org> --- tools/perf/Makefile.perf | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index 0a22407e1d7d..f758a72df1b3 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -611,6 +611,17 @@ clean: $(LIBTRACEEVENT)-clean $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean $(python-clean) # +# To provide FEATURE-DUMP into $(FEATURE_DUMP_COPY) +# file if defined, with no further action. +feature-dump: +ifdef FEATURE_DUMP_COPY + @cp $(OUTPUT)FEATURE-DUMP $(FEATURE_DUMP_COPY) + @echo "FEATURE-DUMP file copied into $(FEATURE_DUMP_COPY)" +else + @echo "FEATURE-DUMP file available in $(OUTPUT)FEATURE-DUMP" +endif + +# # Trick: if ../../.git does not exist - we are building out of tree for example, # then force version regeneration: # -- 2.4.3
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