Fix xenmaker crashing when many of them are activated simultaneously.

README.md

@@ -63,7 +63,9 @@ I'm aware that the plugin is far from perfect, and there are a few things that n
 
 - Rarely, Stukabats will become unable to fly towards their target, standing in air doing seemingly nothing.
 
-- Monsters are very prone to gibbing when hurt during death animations.
+- Monsters are very prone to gibbing.
+
+- Houndeyes and Hornets (Alien Grunts) do not get along. The server will crash if a houndeye damages a hornet.
 
 There are probably more issues that aren't listed here, I'll attempt to fix them as I find them. Of course, any bug report is welcome. If reporting a bug, try to explain step by step how the bug ocurred. The easier it is to replicate a bug, the easier it is to locate it and fix it.
 

src/dlls/effects.cpp

@@ -332,6 +332,8 @@ void CMSprite::SpriteInit( const char *pSpriteName, const Vector &origin )
 CMSprite *CMSprite::SpriteCreate( const char *pSpriteName, const Vector &origin, BOOL animate )
 {
 	CMSprite *pSprite = CreateClassPtr( (CMSprite *)NULL );
+	if (pSprite)
+	{
 		pSprite->SpriteInit(pSpriteName, origin);
 		pSprite->pev->classname = MAKE_STRING("env_sprite");
 		pSprite->pev->solid = SOLID_NOT;
@@ -341,6 +343,8 @@ CMSprite *CMSprite::SpriteCreate( const char *pSpriteName, const Vector &origin,
 
 		return pSprite;
 	}
+	return NULL;
+}
 
 
 void CMSprite::AnimateThink( void )

src/dlls/monster_plugin.h

@@ -30,7 +30,7 @@ typedef struct
    CMBaseMonster *pMonster;
 } monster_t;
 
-#define MAX_MONSTER_ENTS 400
+#define MAX_MONSTER_ENTS 512
 
 extern monster_t monsters[MAX_MONSTER_ENTS];
 
@@ -43,7 +43,7 @@ typedef struct {
    bool need_to_respawn;
 } monster_spawnpoint_t;
 
-#define MAX_MONSTERS 200
+#define MAX_MONSTERS 256
 extern monster_spawnpoint_t monster_spawnpoint[MAX_MONSTERS];
 
 // this is here to store if a node we want to spawn is an ordinary one, or a flying one