Add pistolstart command line option (#119)

Source/d_main.c

@@ -103,6 +103,7 @@ boolean clfastparm;     // checkparm of -fast
 boolean nomonsters;     // working -nomonsters
 boolean respawnparm;    // working -respawn
 boolean fastparm;       // working -fast
+boolean pistolstart;    // working -pistolstart
 
 boolean singletics = false; // debug flag to cancel adaptiveness
 
@@ -1505,6 +1506,8 @@ void D_DoomMain(void)
   fastparm = clfastparm = M_CheckParm ("-fast");
   // jff 1/24/98 end of set to both working and command line value
 
+  pistolstart = M_CheckParm ("-pistolstart");
+
   devparm = M_CheckParm ("-devparm");
 
   if (M_CheckParm ("-altdeath"))

Source/d_main.h

@@ -48,6 +48,8 @@ extern boolean clrespawnparm;  // checkparm of -respawn
 extern boolean clfastparm; // checkparm of -fast
 //jff end of external declaration of command line playmode
 
+extern boolean pistolstart;
+
 extern boolean nosfxparm;
 extern boolean nomusicparm;
 

Source/g_game.c

@@ -694,6 +694,28 @@ static void G_DoLoadLevel(void)
     headsecnode = NULL;
    }
 
+  // [crispy] pistol start
+  if (pistolstart)
+  {
+    if (!netgame)
+    {
+      G_PlayerReborn(0);
+    }
+    else if ((demoplayback || netdemo) && !singledemo)
+    {
+      // no-op - silently ignore pistolstart when playing demo from the
+      // demo reel
+    }
+    else
+    {
+      const char message[] = "The -pistolstart option is not supported"
+                             " for demos and\n"
+                             " network play.";
+      if (!demo_p) demorecording = false;
+      I_Error(message);
+    }
+  }
+
   P_SetupLevel (gameepisode, gamemap, 0, gameskill);
   displayplayer = consoleplayer;    // view the guy you are playing
   gameaction = ga_nothing;