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| -rw-r--r-- | tools/perf/Documentation/perf.txt | 8 | ||||
| -rw-r--r-- | tools/perf/perf.c | 14 |
2 files changed, 22 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf.txt b/tools/perf/Documentation/perf.txt index 2b131776363e..864e37597252 100644 --- a/tools/perf/Documentation/perf.txt +++ b/tools/perf/Documentation/perf.txt @@ -27,6 +27,14 @@ OPTIONS Setup buildid cache directory. It has higher priority than buildid.dir config file option. +-v:: +--version:: + Display perf version. + +-h:: +--help:: + Run perf help command. + DESCRIPTION ----------- Performance counters for Linux are a new kernel-based subsystem diff --git a/tools/perf/perf.c b/tools/perf/perf.c index 1fded922bcc8..543713422d14 100644 --- a/tools/perf/perf.c +++ b/tools/perf/perf.c @@ -162,6 +162,20 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) break; /* + * Shortcut for '-h' and '-v' options to invoke help + * and version command. + */ + if (!strcmp(cmd, "-h")) { + (*argv)[0] = "--help"; + break; + } + + if (!strcmp(cmd, "-v")) { + (*argv)[0] = "--version"; + break; + } + + /* * Check remaining flags. */ if (!prefixcmp(cmd, CMD_EXEC_PATH)) { |