1 files changed, 31 insertions, 15 deletions

diff --git a/src/map/npc_chat.c b/src/map/npc_chat.c
index 1372fff21..9d5639efc 100644
--- a/src/map/npc_chat.c
+++ b/src/map/npc_chat.c
@@ -22,7 +22,12 @@
 #include <string.h>
 #include <stdarg.h>
 
+/**
+ * interface sources
+ **/
 struct npc_chat_interface npc_chat_s;
+struct pcre_interface libpcre_s;
+
 
 /**
  *  Written by MouseJstr in a vision... (2/21/2005)
@@ -79,8 +84,8 @@ struct npc_chat_interface npc_chat_s;
  */
 void finalize_pcrematch_entry(struct pcrematch_entry* e)
 {
-	pcre_free(e->pcre_);
-	pcre_free(e->pcre_extra_);
+	libpcre->free(e->pcre_);
+	libpcre->free(e->pcre_extra_);
 	aFree(e->pattern);
 	aFree(e->label);
 }
@@ -91,9 +96,9 @@ void finalize_pcrematch_entry(struct pcrematch_entry* e)
 struct pcrematch_set* lookup_pcreset(struct npc_data* nd, int setid) 
 {
 	struct pcrematch_set *pcreset;
-	struct npc_parse *npcParse = (struct npc_parse *) nd->chatdb;
+	struct npc_parse *npcParse = nd->chatdb;
 	if (npcParse == NULL) 
-		nd->chatdb = npcParse = (struct npc_parse *) aCalloc(sizeof(struct npc_parse), 1);
+		nd->chatdb = npcParse = (struct npc_parse *)aCalloc(sizeof(struct npc_parse), 1);
 	
 	pcreset = npcParse->active;
 	
@@ -112,7 +117,7 @@ struct pcrematch_set* lookup_pcreset(struct npc_data* nd, int setid)
 	}
 	
 	if (pcreset == NULL) {
-		pcreset = (struct pcrematch_set *) aCalloc(sizeof(struct pcrematch_set), 1);
+		pcreset = (struct pcrematch_set *)aCalloc(sizeof(struct pcrematch_set), 1);
 		pcreset->next = npcParse->inactive;
 		if (pcreset->next != NULL)
 			pcreset->next->prev = pcreset;
@@ -132,7 +137,7 @@ struct pcrematch_set* lookup_pcreset(struct npc_data* nd, int setid)
 void activate_pcreset(struct npc_data* nd, int setid)
 {
 	struct pcrematch_set *pcreset;
-	struct npc_parse *npcParse = (struct npc_parse *) nd->chatdb;
+	struct npc_parse *npcParse = nd->chatdb;
 	if (npcParse == NULL) 
 		return; // Nothing to activate...
 	pcreset = npcParse->inactive;
@@ -165,7 +170,7 @@ void activate_pcreset(struct npc_data* nd, int setid)
 void deactivate_pcreset(struct npc_data* nd, int setid)
 {
 	struct pcrematch_set *pcreset;
-	struct npc_parse *npcParse = (struct npc_parse *) nd->chatdb;
+	struct npc_parse *npcParse = nd->chatdb;
 	if (npcParse == NULL) 
 		return; // Nothing to deactivate...
 	if (setid == -1) {
@@ -202,7 +207,7 @@ void delete_pcreset(struct npc_data* nd, int setid)
 {
 	int active = 1;
 	struct pcrematch_set *pcreset;
-	struct npc_parse *npcParse = (struct npc_parse *) nd->chatdb;
+	struct npc_parse *npcParse = nd->chatdb;
 	if (npcParse == NULL) 
 		return; // Nothing to deactivate...
 	pcreset = npcParse->active;
@@ -287,8 +292,8 @@ void npc_chat_def_pattern(struct npc_data* nd, int setid, const char* pattern, c
 	struct pcrematch_entry *e = npc_chat->create_pcrematch_entry(s);
 	e->pattern = aStrdup(pattern);
 	e->label = aStrdup(label);
-	e->pcre_ = pcre_compile(pattern, PCRE_CASELESS, &err, &erroff, NULL);
-	e->pcre_extra_ = pcre_study(e->pcre_, 0, &err);
+	e->pcre_ = libpcre->compile(pattern, PCRE_CASELESS, &err, &erroff, NULL);
+	e->pcre_extra_ = libpcre->study(e->pcre_, 0, &err);
 }
 
 /**
@@ -299,7 +304,7 @@ void npc_chat_def_pattern(struct npc_data* nd, int setid, const char* pattern, c
  */
 void npc_chat_finalize(struct npc_data* nd)
 {
-	struct npc_parse *npcParse = (struct npc_parse *) nd->chatdb;
+	struct npc_parse *npcParse = nd->chatdb;
 	if (npcParse == NULL)
 		return;
 	
@@ -318,8 +323,8 @@ void npc_chat_finalize(struct npc_data* nd)
  */
 int npc_chat_sub(struct block_list* bl, va_list ap)
 {
-	struct npc_data* nd = (struct npc_data *) bl;
-	struct npc_parse* npcParse = (struct npc_parse *) nd->chatdb;
+	struct npc_data *nd = (struct npc_data *) bl;
+	struct npc_parse *npcParse = nd->chatdb;
 	char* msg;
 	int len, i;
 	struct map_session_data* sd;
@@ -344,7 +349,7 @@ int npc_chat_sub(struct block_list* bl, va_list ap)
 			int offsets[2*10 + 10]; // 1/3 reserved for temp space requred by pcre_exec
 			
 			// perform pattern match
-			int r = pcre_exec(e->pcre_, e->pcre_extra_, msg, len, 0, 0, offsets, ARRAYLENGTH(offsets));
+			int r = libpcre->exec(e->pcre_, e->pcre_extra_, msg, len, 0, 0, offsets, ARRAYLENGTH(offsets));
 			if (r > 0)
 			{
 				// save out the matched strings
@@ -352,7 +357,7 @@ int npc_chat_sub(struct block_list* bl, va_list ap)
 				{
 					char var[6], val[255];
 					snprintf(var, sizeof(var), "$@p%i$", i);
-					pcre_copy_substring(msg, offsets, r, i, val, sizeof(val));
+					libpcre->copy_substring(msg, offsets, r, i, val, sizeof(val));
 					script->set_var(sd, var, val);
 				}
 				
@@ -425,6 +430,17 @@ void npc_chat_defaults(void) {
 	npc_chat->activate_pcreset = activate_pcreset;
 	npc_chat->lookup_pcreset = lookup_pcreset;
 	npc_chat->finalize_pcrematch_entry = finalize_pcrematch_entry;
+	
+	libpcre = &libpcre_s;
+	
+	libpcre->compile = pcre_compile;
+	libpcre->study = pcre_study;
+	libpcre->exec = pcre_exec;
+	libpcre->free = pcre_free;
+	libpcre->copy_substring = pcre_copy_substring;
+	libpcre->free_substring = pcre_free_substring;
+	libpcre->copy_named_substring = pcre_copy_named_substring;
+	libpcre->get_substring = pcre_get_substring;
 }
 
 #endif //PCRE_SUPPORT