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| author |   Ingo Molnar <mingo@kernel.org> | 2013-10-09 17:00:23 +0200 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-10-14 10:29:05 -0300 |
| commit | 3fb66335e13ef7426affe9efa48c08857202c1cb (patch) | |
| tree | 79ac28d0e912e5c81c08363fb0a6093e0761e552 /tools/perf/Makefile | |
| parent | perf symbols: Add map_groups__find_ams() (diff) | |
| download | linux-dev-3fb66335e13ef7426affe9efa48c08857202c1cb.tar.xz linux-dev-3fb66335e13ef7426affe9efa48c08857202c1cb.zip | |
tools/perf/build: Fix non-existent build directory handling
Arnaldo reported that non-existent build directories were not
recognized properly. The reason is readlink failure causing 'O'
to become empty.
Solve it by passing through the 'O' variable unmodified if
readlink fails.
Reported-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/20131009150023.GA10167@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Makefile')
| -rw-r--r-- | tools/perf/Makefile | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 5aa3d040bbf3..914704495166 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -34,7 +34,7 @@ endif # Only pass canonical directory names as the output directory: # ifneq ($(O),) - FULL_O := $(shell readlink -f $(O)) + FULL_O := $(shell readlink -f $(O) || echo $(O)) endif define print_msg |