Don't exit if unable to find bench file

Now that we can call 'bench' command also from
interactive terminal it makes no more sense to
exit the application if the user types a wrong
file name.

No functional change.

diff --git a/src/benchmark.cpp b/src/benchmark.cpp
index cb54514..4a383f0 100644 (file)
--- a/src/benchmark.cpp
+++ b/src/benchmark.cpp
@@ -102,7 +102,7 @@ void benchmark(const Position& current, istream& is) {
       if (!file.is_open())
       {
           cerr << "Unable to open file " << fenFile << endl;
-          exit(EXIT_FAILURE);
+          return;
       }
 
       while (getline(file, fen))