From 727c2cbec73fbd199cef8e78c5403ae607f56347 Mon Sep 17 00:00:00 2001
From: Cloudwalk <cloudwalk009@gmail.com>
Date: Fri, 20 Aug 2021 10:22:20 -0400
Subject: [PATCH] sv_main: Add campaign cvar. Set 1 if not coop or deathmatch
 (Quake rerelease compatibility)

---
 sv_main.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/sv_main.c b/sv_main.c
index 4479a30e..ba0c5d52 100644
--- a/sv_main.c
+++ b/sv_main.c
@@ -50,6 +50,7 @@ cvar_t pausable = {CF_SERVER, "pausable","1", "allow players to pause or not (ot
 cvar_t pr_checkextension = {CF_SERVER | CF_READONLY, "pr_checkextension", "1", "indicates to QuakeC that the standard quakec extensions system is available (if 0, quakec should not attempt to use extensions)"};
 cvar_t samelevel = {CF_SERVER | CF_NOTIFY, "samelevel","0", "repeats same level if level ends (due to timelimit or someone hitting an exit)"};
 cvar_t skill = {CF_SERVER, "skill","1", "difficulty level of game, affects monster layouts in levels, 0 = easy, 1 = normal, 2 = hard, 3 = nightmare (same layout as hard but monsters fire twice)"};
+cvar_t campaign = {CF_SERVER, "campaign", "0", "singleplayer mode"};
 cvar_t host_timescale = {CF_CLIENT | CF_SERVER, "host_timescale", "1.0", "controls game speed, 0.5 is half speed, 2 is double speed"};
 
 cvar_t sv_accelerate = {CF_SERVER, "sv_accelerate", "10", "rate at which a player accelerates to sv_maxspeed"};
@@ -524,6 +525,7 @@ void SV_Init (void)
 	Cvar_RegisterVariable (&pr_checkextension);
 	Cvar_RegisterVariable (&samelevel);
 	Cvar_RegisterVariable (&skill);
+	Cvar_RegisterVariable (&campaign);
 	Cvar_RegisterVariable (&host_timescale);
 	Cvar_RegisterCallback (&host_timescale, Host_Timescale_c);
 	Cvar_RegisterVirtual (&host_timescale, "slowmo");
@@ -1863,8 +1865,16 @@ void SV_SpawnServer (const char *map)
 //
 // make cvars consistant
 //
+
 	if (coop.integer)
+	{
 		Cvar_SetValueQuick(&deathmatch, 0);
+		Cvar_SetValueQuick(&campaign, 0);
+	}
+	else if(!deathmatch.integer)
+		Cvar_SetValueQuick(&campaign, 1);
+	else
+		Cvar_SetValueQuick(&campaign, 0);
 	// LadyHavoc: it can be useful to have skills outside the range 0-3...
 	//current_skill = bound(0, (int)(skill.value + 0.5), 3);
 	//Cvar_SetValue ("skill", (float)current_skill);
-- 
2.39.5