Clean functions returning by const values

[stockfish] / src / misc.cpp

diff --git a/src/misc.cpp b/src/misc.cpp
index a16a6e90a3daddefe82a7716934d86baf2cac31b..fe920140dbaf3ca4aaab00e1469ce68d8bda32eb 100644 (file)
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -1,6 +1,6 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
-  Copyright (C) 2004-2020 The Stockfish developers (see AUTHORS file)
+  Copyright (C) 2004-2021 The Stockfish developers (see AUTHORS file)
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -138,7 +138,7 @@ public:
 /// the program was compiled) or "Stockfish <Version>", depending on whether
 /// Version is empty.
 
-const string engine_info(bool to_uci) {
+string engine_info(bool to_uci) {
 
   const string months("Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec");
   string month, day, year;
@@ -161,7 +161,7 @@ const string engine_info(bool to_uci) {
 
 /// compiler_info() returns a string trying to describe the compiler we use
 
-const std::string compiler_info() {
+std::string compiler_info() {
 
   #define stringify2(x) #x
   #define stringify(x) stringify2(x)
@@ -583,11 +583,10 @@ namespace CommandLine {
 string argv0;            // path+name of the executable binary, as given by argv[0]
 string binaryDirectory;  // path of the executable directory
 string workingDirectory; // path of the working directory
-string pathSeparator;    // Separator for our current OS
 
 void init(int argc, char* argv[]) {
     (void)argc;
-    string separator;
+    string pathSeparator;
 
     // extract the path+name of the executable binary
     argv0 = argv[0];