commit ed91cd9ab32a3130bc2a4b15b0ac3cfca58c259f
author Yabin Cui <yabinc@google.com> Tue Apr 28 15:54:13 2015 -0700
committer Yabin Cui <yabinc@google.com> Wed May 13 18:26:05 2015 -0700
tree 008b2831764b34878cd3191c05d1c7eaf3dfb692
parent f2392997221777282197127c5febf65d8cc699ea

Implement simpleperf record/dumprecord subcommands.

(cherry picked from commit 9759e1b1ce76185aa539aeea2fb1cbd8382156e7)

Bug: 19483574

Change-Id: Id879713a75c2d3a6289d8847b95ee0bb4a2cc8a0

simpleperf/cmd_help.cpp

diff --git a/simpleperf/cmd_help.cpp b/simpleperf/cmd_help.cpp
index bf08dba..0f3839b 100644
--- a/simpleperf/cmd_help.cpp
+++ b/simpleperf/cmd_help.cpp
@@ -39,10 +39,10 @@
 };
 
 bool HelpCommand::Run(const std::vector<std::string>& args) {
-  if (args.empty()) {
+  if (args.size() == 1) {
     PrintShortHelp();
   } else {
-    Command* cmd = Command::FindCommandByName(args[0]);
+    Command* cmd = Command::FindCommandByName(args[1]);
     if (cmd == nullptr) {
       LOG(ERROR) << "malformed command line: can't find help string for unknown command " << args[0];
       LOG(ERROR) << "try using \"--help\"";