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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-04-04 11:05:57 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-04-04 13:18:17 -0300 |
| commit | 9e03608e93858620317d54bc88a9a0069bce003d (patch) | |
| tree | ae65e7ee439c44b94375e897c086c0bb809337e9 /tools/perf/Makefile.config | |
| parent | 430635a0ef1ce958b7b4311f172694ece2c692b8 (diff) | |
| download | linux-stable-9e03608e93858620317d54bc88a9a0069bce003d.tar.gz linux-stable-9e03608e93858620317d54bc88a9a0069bce003d.tar.bz2 linux-stable-9e03608e93858620317d54bc88a9a0069bce003d.zip | |
tools build: Add a feature test for scandirat(), that is not implemented so far in musl and uclibc
We use it just when listing tracepoint events, and for root, so just
emit a warning about it to get users to ask the library maintainers to
implement it, as suggested in this systemd ticket:
https://github.com/systemd/casync/issues/129
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/lkml/ZCwv4z5Dh%2FdHUMG6@kernel.org/
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Makefile.config')
| -rw-r--r-- | tools/perf/Makefile.config | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 236d763181c5..fd1be9596d12 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -479,6 +479,10 @@ 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 |