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author | Ramkumar Ramachandra <artagnon@gmail.com> | 2014-03-04 01:26:36 (GMT) |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-03-14 21:08:41 (GMT) |
commit | 09a71b97cce70551356b13b668aa1d7d6da84457 (patch) | |
tree | 47f628218b6a436fe565484a0a65360cd72c162d /tools/perf/builtin-kvm.c | |
parent | 94a0793ddf7fa9890006a8dc203b985e7b120785 (diff) | |
download | linux-09a71b97cce70551356b13b668aa1d7d6da84457.tar.xz |
perf kvm: introduce --list-cmds for use by scripts
Introduce
$ perf kvm --list-cmds
to dump a raw list of commands for use by the completion script. In
order to do this, introduce parse_options_subcommand() for handling
subcommands as a special case in the parse-options machinery.
Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Acked-by: David Ahern <dsahern@gmail.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Link: http://lkml.kernel.org/r/1393896396-10427-1-git-send-email-artagnon@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-kvm.c')
-rw-r--r-- | tools/perf/builtin-kvm.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index a735051..21c164b 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -1691,17 +1691,15 @@ int cmd_kvm(int argc, const char **argv, const char *prefix __maybe_unused) OPT_END() }; - - const char * const kvm_usage[] = { - "perf kvm [<options>] {top|record|report|diff|buildid-list|stat}", - NULL - }; + const char *const kvm_subcommands[] = { "top", "record", "report", "diff", + "buildid-list", "stat", NULL }; + const char *kvm_usage[] = { NULL, NULL }; perf_host = 0; perf_guest = 1; - argc = parse_options(argc, argv, kvm_options, kvm_usage, - PARSE_OPT_STOP_AT_NON_OPTION); + argc = parse_options_subcommand(argc, argv, kvm_options, kvm_subcommands, kvm_usage, + PARSE_OPT_STOP_AT_NON_OPTION); if (!argc) usage_with_options(kvm_usage, kvm_options); |