diff options
| author | Ingo Molnar <mingo@kernel.org> | 2013-10-09 11:00:23 -0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-10-14 09:29:05 -0400 |
| commit | 3fb66335e13ef7426affe9efa48c08857202c1cb (patch) | |
| tree | 79ac28d0e912e5c81c08363fb0a6093e0761e552 /tools/perf/Makefile | |
| parent | 4e987712740a3634c19a6fedaf12577b26775dc5 (diff) | |
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 | |||
| 34 | # Only pass canonical directory names as the output directory: | 34 | # Only pass canonical directory names as the output directory: |
| 35 | # | 35 | # |
| 36 | ifneq ($(O),) | 36 | ifneq ($(O),) |
| 37 | FULL_O := $(shell readlink -f $(O)) | 37 | FULL_O := $(shell readlink -f $(O) || echo $(O)) |
| 38 | endif | 38 | endif |
| 39 | 39 | ||
| 40 | define print_msg | 40 | define print_msg |