Show a warning on map start when the server has been updated without a full restart

diff --git a/qcsrc/server/world.qc b/qcsrc/server/world.qc
index 609df4248550f2ea5d85dfd9955dbc15dfea0a22..5e4bc9c69aa3657e077e0429ade5025514b6354e 100644 (file)
--- a/qcsrc/server/world.qc
+++ b/qcsrc/server/world.qc
@@ -757,6 +757,19 @@ void InitGameplayMode()
 bool world_already_spawned;
 spawnfunc(worldspawn)
 {
+#ifdef WATERMARK
+       string watermark_start = cvar_string("sv_watermark_start");
+       if (watermark_start == "") // always true on Xonotic (re)start
+               cvar_set("sv_watermark_start", WATERMARK);
+       else if (watermark_start != WATERMARK) // true when qc code has been recompiled on a different git commit
+       {
+               LOG_INFOF(
+                       "\n^1    Warning: ^3the server QC program was updated without a full restart."
+                       "\n^3    Please restart the Xonotic executable otherwise you may get random bugs."
+                       "\n\n");
+       }
+#endif
+
        CheckEngineExtensions();
 
        cvar_set("_endmatch", "0");

diff --git a/xonotic-server.cfg b/xonotic-server.cfg
index f277e4de952838ef878a143d8ba5bcab40474ae3..b921ced4206ab7b22d1fca4e798ba75319d635ea 100644 (file)
--- a/xonotic-server.cfg
+++ b/xonotic-server.cfg
@@ -14,6 +14,8 @@ set sv_mapchange_delay 5 "delay by this many seconds after the match ends before
 set minplayers 0 "fill server with bots to reach this number of players in teamless games (if bot_number is not enough)"
 set minplayers_per_team 0 "fill server with bots to reach this number of players per team (if bot_number is not enough)"
 
+set sv_watermark_start ""
+
 // executed when the first player joins or the last player leaves
 alias sv_hook_firstjoin
 alias sv_hook_lastleave