Initial import of regex stuff

plugins/include/amxmodx.inc

@@ -91,16 +91,16 @@ native get_localinfo(const info[],output[],len);
 native show_motd(player,const message[],const header[]="");
 
 /* Sends message to player. Set index to 0 to send text globaly. */
-native client_print(index,type,const message[],{Float,Sql,Result,_}:...);
+native client_print(index,type,const message[],{Float,Sql,Result,Regex,_}:...);
 
 /* Sends message to player by engine. Set index to 0 to send text globaly. */
-native engclient_print(player,type,const message[],{Float,Sql,Result,_}:...);
+native engclient_print(player,type,const message[],{Float,Sql,Result,Regex,_}:...);
 
 /* Sends message to console. */
-native console_print(id,const message[],{Float,Sql,Result,_}:...);
+native console_print(id,const message[],{Float,Sql,Result,Regex,_}:...);
 
 /* Sends command to console. */
-native console_cmd(id,const cmd[],{Float,Sql,Result,_}:...);
+native console_cmd(id,const cmd[],{Float,Sql,Result,Regex,_}:...);
 
 /* Registers event on which a given function will be called
 * Flags:
@@ -131,7 +131,7 @@ native register_logevent(const function[], argsnum,  ... );
 native set_hudmessage(red=200, green=100, blue=0, Float:x=-1.0, Float:y=0.35, effects=0, Float:fxtime=6.0, Float:holdtime=12.0, Float:fadeintime=0.1, Float:fadeouttime=0.2,channel=4);
 
 /* Displays HUD message to given player. */
-native show_hudmessage(index,const message[],{Float,Sql,Result,_}:...);
+native show_hudmessage(index,const message[],{Float,Sql,Result,Regex,_}:...);
 
 /* Displays menu. Keys have bit values (key 1 is (1<<0), key 5 is (1<<4) etc.). */
 native show_menu(index,keys,const menu[], time = -1, title[] = "");
@@ -140,7 +140,7 @@ native show_menu(index,keys,const menu[], time = -1, title[] = "");
 * When you are asking for string the array and length is needed (read_data(2,name,len)).
 * Integer is returned by function (new me = read_data(3)).
 * Float is set in second parameter (read_data(3,value)). */
-native read_data(value, {Float,Sql,Result,_}:... );
+native read_data(value, {Float,Sql,Result,Regex,_}:... );
 
 /* Returns number of values in client message. */
 native read_datanum();
@@ -161,7 +161,7 @@ native parse_loguser(const text[], name[], nlen, &userid = -2, authid[] = "", al
 
 /* Prints message to server console.
 * You may use text formating (f.e. server_print("%-32s %.2f!","hello",7.345)) */
-native server_print(const message[], {Float,Sql,Result,_}:...);
+native server_print(const message[], {Float,Sql,Result,Regex,_}:...);
 
 /* Returns 1 or 0. */
 native is_map_valid(const mapname[]);
@@ -289,13 +289,13 @@ native user_kill(index,flag=0);
 *  ...      - optional parameters
 * Return value:
 *  always 0 */
-native log_amx(const string[], {Float,Sql,Result,_}:...);
+native log_amx(const string[], {Float,Sql,Result,Regex,_}:...);
 
 /* Sends message to standard HL logs. */
-native log_message(const message[],{Float,Sql,Result,_}:...);
+native log_message(const message[],{Float,Sql,Result,Regex,_}:...);
 
 /* Sends log message to specified file. */
-native log_to_file(const file[],const message[],{Float,Sql,Result,_}:...);
+native log_to_file(const file[],const message[],{Float,Sql,Result,Regex,_}:...);
 
 /* Returns number of players put in server. 
 * If flag is set then also connecting are counted. */
@@ -350,7 +350,7 @@ native find_player(const flags[], ... );
 native remove_quotes(text[]);
 
 /* Executes command on player. */
-native client_cmd(index,const command[],{Float,Sql,Result,_}:...);
+native client_cmd(index,const command[],{Float,Sql,Result,Regex,_}:...);
 
 /* This is an emulation of a client command (commands aren't send to client!).
 * It allows to execute some commands on players and bots.
@@ -359,7 +359,7 @@ native client_cmd(index,const command[],{Float,Sql,Result,_}:...);
 native engclient_cmd(index,const command[],arg1[]="",arg2[]="");
 
 /* Executes command on a server console. */
-native server_cmd(const command[],{Float,Sql,Result,_}:...);
+native server_cmd(const command[],{Float,Sql,Result,Regex,_}:...);
 
 /* Sets a cvar to given value. */
 native set_cvar_string(const cvar[],const value[]);

plugins/include/regex.inc

@@ -0,0 +1,38 @@
+/* Regular Expression API
+ * (C)2004 by David "BAILOPAN" Anderson
+ * Licensed under the GNU General Public License.
+ * No warranties of any kind.
+ */
+
+#if defined _regex_included
+  #endinput
+#endif
+#define _regex_included
+
+enum Regex
+{
+	REGEX_MATCH_FAIL = -2,
+	REGEX_PATTERN_FAIL,
+	REGEX_NO_MATCH,
+	REGEX_OK
+};
+
+/* Return values:
+   -2 = Matching error (error code stored in ret)
+   -1 = Error in pattern (error message and offset # in error[] and ret)
+    0 = No match
+   >1 = Id for getting more info (you must call regex_free() later on)
+        (also note that ret will contain the number of substrings found) 
+ */
+ 
+native Regex:regex_match(const string[], const pattern[], &ret, error[], maxLen);
+
+/* Returns a matched substring from a regex handle
+ * substring ids start at 0 and end at ret-1, where ret is from the above function
+ */
+native regex_substr(Regex:id, str_id, buffer[], maxLen);
+
+/* Frees the memory associated with a regex resuls and sets the handle to 0.
+ * You must do this if the handle >=1, once you're done.
+ */
+native regex_free(&Regex:id);