From b84f8eb92e9a6d93e34dc4a6b8127f92998b36f1 Mon Sep 17 00:00:00 2001
From: skotlex <skotlex@54d463be-8e91-2dee-dedb-b68131a5f0ec>
Date: Thu, 9 Mar 2006 19:48:50 +0000
Subject: - Now you can't raise levels on an acquired skill when that skill is
 currently an acquired skill. - Fixed pc_damage_sp not properly substracting
 SP.

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@5537 54d463be-8e91-2dee-dedb-b68131a5f0ec
---
 src/map/pc.c | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)

(limited to 'src/map')

diff --git a/src/map/pc.c b/src/map/pc.c
index 549f7678c..58879802b 100644
--- a/src/map/pc.c
+++ b/src/map/pc.c
@@ -4910,14 +4910,16 @@ int pc_skillup(struct map_session_data *sd,int skill_num)
 {
 	nullpo_retr(0, sd);
 
-	if( skill_num>=10000 ){
+	if( skill_num>=GD_SKILLBASE){
 		guild_skillup(sd,skill_num,0);
 		return 0;
 	}
-
-	if( sd->status.skill_point>0 &&
-		sd->status.skill[skill_num].id!=0 &&
-		//sd->status.skill[skill_num].lv < skill_get_max(skill_num) ) - celest
+	if (skill_num < 0 || skill_num >= MAX_SKILL)
+		return 0;
+	
+	if(sd->status.skill_point>0 &&
+		sd->status.skill[skill_num].id &&
+		sd->status.skill[skill_num].flag==0 && //Don't allow raising while you have granted skills. [Skotlex]
 		sd->status.skill[skill_num].lv < skill_tree_get_max(skill_num, sd->status.class_) )
 	{
 		sd->status.skill[skill_num].lv++;
@@ -5197,6 +5199,7 @@ static int pc_respawn(int tid,unsigned int tick,int id,int data)
 /*==========================================
  * Damages a player's SP, returns remaining SP. [Skotlex]
  * damage is absolute damage, rate is % damage (100 = 100%)
+ * if rate is positive, it is % of current sp, if negative, it is % of max 
  * Returns remaining SP, or -1 if the player did not have enough SP to substract from.
  *------------------------------------------
  */
@@ -5205,20 +5208,20 @@ int pc_damage_sp(struct map_session_data *sd, int damage, int rate)
 	if (!sd->status.sp)
 		return 0;
 	
-	if (rate)
-		damage += (rate*(sd->status.sp-damage)/sd->status.max_sp)/100;
+	if (rate > 0)
+		damage += (rate*sd->status.sp)/100;
+	else if (rate < 0)
+		damage -= (rate*sd->status.max_sp)/100;
+
 	
 	if (sd->status.sp >= damage){
 		sd->status.sp -= damage;
 		clif_updatestatus(sd,SP_SP);
 		return sd->status.sp;
 	}
-	if (sd->status.sp) {
-		sd->status.sp = 0;
-		clif_updatestatus(sd,SP_SP);
-		return -1;
-	}
-	return 0;
+	sd->status.sp = 0;
+	clif_updatestatus(sd,SP_SP);
+	return -1;
 }
 /*==========================================
  * pcにダメ?ジを?える
-- 
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