From f70a887b188dbd88c45c9992cd18a33b6886005f Mon Sep 17 00:00:00 2001
From: EyesOfAHawk <blackoutro2006@gmail.com>
Date: Thu, 28 Feb 2019 03:30:54 +1300
Subject: Adds 'cell_noskill' which blocks skill usage.

---
 src/map/map.c   | 3 +++
 src/map/map.h   | 5 ++++-
 src/map/skill.c | 3 +++
 3 files changed, 10 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/map/map.c b/src/map/map.c
index 6212493c8..440634467 100644
--- a/src/map/map.c
+++ b/src/map/map.c
@@ -3058,6 +3058,8 @@ static int map_getcellp(struct map_data *m, const struct block_list *bl, int16 x
 		return (cell.icewall);
 	case CELL_CHKNOICEWALL:
 		return (cell.noicewall);
+	case CELL_CHKNOSKILL:
+		return (cell.noskill);
 
 		// special checks
 	case CELL_CHKPASS:
@@ -3122,6 +3124,7 @@ static void map_setcell(int16 m, int16 x, int16 y, cell_t cell, bool flag)
 	case CELL_NOCHAT:        map->list[m].cell[j].nochat = flag;        break;
 	case CELL_ICEWALL:       map->list[m].cell[j].icewall = flag;       break;
 	case CELL_NOICEWALL:     map->list[m].cell[j].noicewall = flag;     break;
+	case CELL_NOSKILL:       map->list[m].cell[j].noskill = flag;       break;
 
 	default:
 		ShowWarning("map_setcell: invalid cell type '%d'\n", (int)cell);
diff --git a/src/map/map.h b/src/map/map.h
index ace2a35a1..6c09746a6 100644
--- a/src/map/map.h
+++ b/src/map/map.h
@@ -656,6 +656,7 @@ typedef enum {
 	CELL_NOCHAT,
 	CELL_ICEWALL,
 	CELL_NOICEWALL,
+	CELL_NOSKILL,
 
 } cell_t;
 
@@ -680,6 +681,7 @@ typedef enum {
 	CELL_CHKNOCHAT,
 	CELL_CHKICEWALL,
 	CELL_CHKNOICEWALL,
+	CELL_CHKNOSKILL,
 
 } cell_chk;
 
@@ -698,7 +700,8 @@ struct mapcell {
 		novending : 1,
 		nochat : 1,
 		icewall : 1,
-		noicewall : 1;
+		noicewall : 1,
+		noskill : 1;
 
 #ifdef CELL_NOSTACK
 	int cell_bl; //Holds amount of bls in this cell.
diff --git a/src/map/skill.c b/src/map/skill.c
index 069db55df..875c06a5b 100644
--- a/src/map/skill.c
+++ b/src/map/skill.c
@@ -1009,6 +1009,9 @@ static int skillnotok(uint16 skill_id, struct map_session_data *sd)
 	if (pc_has_permission(sd, PC_PERM_SKILL_UNCONDITIONAL))
 		return 0; // can do any damn thing they want
 
+	if (map->getcell(sd->bl.m, &sd->bl, sd->bl.x, sd->bl.y, CELL_CHKNOSKILL))
+		return 1; // block usage on 'noskill' cells [Wolfie]
+
 	if( skill_id == AL_TELEPORT && sd->skillitem == skill_id && sd->skillitemlv > 2 )
 		return 0; // Teleport lv 3 bypasses this check.[Inkfish]
 
-- 
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