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perf tools: Allow use of an exclusive option more than once 

The exclusive options are to prohibit use of conflicting options at the
same time.  But it had a side effect that it also limits a such option
can be used at most once.  Currently the only user of the flag is perf
probe and it allows to use such options more than once, but when one
tries to use it, perf will fail like below:

  $ sudo perf probe -x /lib/libc-2.20.so --add malloc --add free
    Error: option `add' cannot be used with add
  ...

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Reviewed-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1420886028-15135-1-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2015-01-10 19:33:45 +09:00 committed by Arnaldo Carvalho de Melo
parent f9ab9c196d
commit 5594b557aa
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/parse-options.c
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@ -46,7 +46,7 @@ static int get_value(struct parse_opt_ctx_t *p,
return opterror(opt, "is not usable", flags);
if (opt->flags & PARSE_OPT_EXCLUSIVE) {
if (p->excl_opt) {
if (p->excl_opt && p->excl_opt != opt) {
char msg[128];
if (((flags & OPT_SHORT) && p->excl_opt->short_name) ||