Use DD-MM-YY as date format

In engine name and version number.

No functional change.

diff --git a/src/misc.cpp b/src/misc.cpp
index e47e377538bbb6ba6a27c180c80f701e074c38f7..c0c00b009fa1ab347ebb97599a2a1e687d4346ca 100644 (file)
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -31,16 +31,16 @@
 using namespace std;
 
 /// Version number. If Version is left empty, then Tag plus current
 using namespace std;
 
 /// Version number. If Version is left empty, then Tag plus current

-/// date (in the format YYMMDD) is used as a version number.
+/// date, in the format DD-MM-YY, are used as a version number.

 
 static const string Version = "";
 static const string Tag = "";
 
 
 
 static const string Version = "";
 static const string Tag = "";
 
 

-/// engine_info() returns the full name of the current Stockfish version.
-/// This will be either "Stockfish YYMMDD" (where YYMMDD is the date when
-/// the program was compiled) or "Stockfish <version number>", depending
-/// on whether Version is empty.
+/// engine_info() returns the full name of the current Stockfish version. This
+/// will be either "Stockfish <Tag> DD-MM-YY" (where DD-MM-YY is the date when
+/// the program was compiled) or "Stockfish <Version>", depending on whether
+/// Version is empty.

 
 const string engine_info(bool to_uci) {
 
 
 const string engine_info(bool to_uci) {
 


@@ -57,8 +57,8 @@ const string engine_info(bool to_uci) {
   {
       date >> month >> day >> year;
 
   {
       date >> month >> day >> year;
 

-      s << Tag << setfill('0') << " " << year.substr(2)
-        << setw(2) << (1 + months.find(month) / 4) << setw(2) << day;
+      s << Tag << string(Tag.empty() ? "" : " ") << setfill('0') << setw(2) << day
+        << "-" << setw(2) << (1 + months.find(month) / 4) << "-" << year.substr(2);

   }
 
   s << cpu64 << popcnt << (to_uci ? "\nid author ": " by ")
   }
 
   s << cpu64 << popcnt << (to_uci ? "\nid author ": " by ")