crushtool: nicer error message on extra args

Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/src/crushtool.cc b/src/crushtool.cc
index 0b0fb0ab2705914386a716941fbc7ec4c06261ac..6584be54d5a8eb86809568e12a91c7d088790575 100644 (file)
--- a/src/crushtool.cc
+++ b/src/crushtool.cc
@@ -428,7 +428,7 @@ int main(int argc, const char **argv)
     exit(EXIT_FAILURE);
   }
   if ((!build) && (args.size() > 0)) {
-    cerr << "too many arguments!" << std::endl;
+    cerr << "unrecognized arguments: " << args << std::endl;
     exit(EXIT_FAILURE);
   }
   else {