From fca6e0750b83f337c61b994a191b8463585ea655 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Fri, 31 Aug 2018 11:44:53 +0200
Subject: Print game code name when player errors

---
 main.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/main.cpp b/main.cpp
index aa92b64..c863cca 100644
--- a/main.cpp
+++ b/main.cpp
@@ -261,7 +261,8 @@ static void playMatch(Player &p1, Player &p2, int index, const Params &params) {
 	while (true) {
 		for (int i = 0; i < 2; i++) {
 			if (!procs[i].writeLine(lastMove)) {
-				cout << "ERROR writing move to player " << i+1 << endl;
+				cout << "ERROR writing move to player " << i+1
+				     << " (game " << gameCodeName(p1, p2, index) << ")" << endl;
 				throw StopCompetitionError();
 			}
 
@@ -269,7 +270,8 @@ static void playMatch(Player &p1, Player &p2, int index, const Params &params) {
 			int64_t start = gettimestamp();
 			optional<string> oline = procs[i].readLine();
 			if (!oline) {
-				cout << "ERROR reading move from player " << i+1 << endl;
+				cout << "ERROR reading move from player " << i+1
+				     << " (game " << gameCodeName(p1, p2, index) << ")" << endl;
 				throw StopCompetitionError();
 			}
 
@@ -287,7 +289,8 @@ static void playMatch(Player &p1, Player &p2, int index, const Params &params) {
 			}
 
 			if (!referee.moveValid(i, lastMove)) {
-				cout << "ERROR in player " << i+1 << ": invalid move '" << lastMove << "'" << endl;
+				cout << "ERROR in player " << i+1 << ": invalid move '" << lastMove << "'"
+				     << " (game " << gameCodeName(p1, p2, index) << ")" << endl;
 				throw StopCompetitionError();
 			}
 
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