251cced1f8
Various minor things done to project files Updated sample extension project file and updated makefile to the new unified version (more changes likely on the way) Updated regex project file and makefile --HG-- extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%401971
504 lines
16 KiB
SourcePawn
504 lines
16 KiB
SourcePawn
/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod (C)2004-2008 AlliedModders LLC. All rights reserved.
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* =============================================================================
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*
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* This file is part of the SourceMod/SourcePawn SDK.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, version 3.0, as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to link the
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* code of this program (as well as its derivative works) to "Half-Life 2," the
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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* by the Valve Corporation. You must obey the GNU General Public License in
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* all respects for all other code used. Additionally, AlliedModders LLC grants
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* this exception to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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* or <http://www.sourcemod.net/license.php>.
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*
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* Version: $Id$
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*/
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#if defined _string_included
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#endinput
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#endif
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#define _string_included
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/**
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* @global Unless otherwise noted, all string functions which take in a
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* writable buffer and maximum length should have the null terminator INCLUDED
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* in the length. This means that this is valid:
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* strcopy(string, sizeof(string), ...)
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*/
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/**
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* Calculates the length of a string.
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*
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* @param str String to check.
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* @return Number of valid character bytes in the string.
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*/
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native strlen(const String:str[]);
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/**
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* Tests whether a string is found inside another string.
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*
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* @param str String to search in.
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* @param substr Substring to find inside the original string.
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* @param caseSensitive If true (default), search is case sensitive.
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* If false, search is case insensitive.
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* @return -1 on failure (no match found). Any other value
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* indicates a position in the string where the match starts.
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*/
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native StrContains(const String:str[], const String:substr[], bool:caseSensitive=true);
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/**
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* Compares two strings lexographically.
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*
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* @param str1 First string (left).
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* @param str2 Second string (right).
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* @param caseSensitive If true (default), comparison is case sensitive.
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* If false, comparison is case insensitive.
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* @return -1 if str1 < str2
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* 0 if str1 == str2
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* 1 if str1 > str2
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*/
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native strcmp(const String:str1[], const String:str2[], bool:caseSensitive=true);
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/**
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* Compares two strings parts lexographically.
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*
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* @param str1 First string (left).
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* @param str2 Second string (right).
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* @param num Number of characters to compare.
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* @param caseSensitive If true (default), comparison is case sensitive.
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* If false, comparison is case insensitive.
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* @return -1 if str1 < str2
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* 0 if str1 == str2
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* 1 if str1 > str2
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*/
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native strncmp(const String:str1[], const String:str2[], num, bool:caseSensitive=true);
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/**
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* Backwards compatible stock - StrCompare is now strcmp
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* @deprecated Renamed to strcmp
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*/
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#pragma deprecated Use strcmp() instead
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stock StrCompare(const String:str1[], const String:str2[], bool:caseSensitive=true)
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{
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return strcmp(str1, str2, caseSensitive);
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}
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/**
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* Returns whether two strings are equal.
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*
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* @param str1 First string (left).
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* @param str2 Second string (right).
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* @param caseSensitive If true (default), comparison is case sensitive.
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* If false, comparison is case insensitive.
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* @return True if equal, false otherwise.
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*/
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stock bool:StrEqual(const String:str1[], const String:str2[], bool:caseSensitive=true)
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{
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return (strcmp(str1, str2, caseSensitive) == 0);
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}
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/**
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* Copies one string to another string.
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* @note If the destination buffer is too small to hold the source string, the
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* destination will be truncated.
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*
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* @param dest Destination string buffer to copy to.
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* @param destlen Destination buffer length (includes null terminator).
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* @param source Source string buffer to copy from.
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* @return Number of cells written.
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*/
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native strcopy(String:dest[], destLen, const String:source[]);
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/**
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* Backwards compatibility stock - use strcopy
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* @deprecated Renamed to strcopy
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*/
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#pragma deprecated Use strcopy() instead
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stock StrCopy(String:dest[], destLen, const String:source[])
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{
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return strcopy(dest, destLen, source);
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}
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/**
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* Formats a string according to the SourceMod format rules (see documentation).
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*
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* @param buffer Destination string buffer.
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* @param maxlength Maximum length of output string buffer.
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* @param format Formatting rules.
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* @param ... Variable number of format parameters.
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* @return Number of cells written.
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*/
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native Format(String:buffer[], maxlength, const String:format[], any:...);
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/**
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* Formats a string according to the SourceMod format rules (see documentation).
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* @note This is the same as Format(), except none of the input buffers can
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* overlap the same memory as the output buffer. Since this security
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* check is removed, it is slightly faster.
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*
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* @param buffer Destination string buffer.
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* @param maxlength Maximum length of output string buffer.
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* @param format Formatting rules.
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* @param ... Variable number of format parameters.
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* @return Number of cells written.
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*/
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native FormatEx(String:buffer[], maxlength, const String:format[], any:...);
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/**
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* Formats a string according to the SourceMod format rules (see documentation).
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* @note This is the same as Format(), except it grabs parameters from a
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* parent parameter stack, rather than a local. This is useful for
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* implementing your own variable argument functions.
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*
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* @param buffer Destination string buffer.
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* @param maxlength Maximum length of output string buffer.
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* @param format Formatting rules.
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* @param varpos Argument number which contains the '...' symbol.
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* Note: Arguments start at 1.
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* @return Number of bytes written.
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*/
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native VFormat(String:buffer[], maxlength, const String:format[], varpos);
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/**
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* Converts a string to an integer.
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*
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* @param str String to convert.
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* @param nBase Numerical base to use. 10 is default.
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* @return Integer conversion of string, or 0 on failure.
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*/
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native StringToInt(const String:str[], nBase=10);
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/**
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* Converts a string to an integer with some more options.
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*
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* @param str String to convert.
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* @param result Variable to store the result in.
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* @param nBase Numerical base to use. 10 is default.
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* @return Number of characters consumed.
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*/
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native StringToIntEx(const String:str[], &result, nBase=10);
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/**
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* Converts an integer to a string.
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*
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* @param num Integer to convert.
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* @param str Buffer to store string in.
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* @param maxlength Maximum length of string buffer.
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* @return Number of cells written to buffer.
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*/
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native IntToString(num, String:str[], maxlength);
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/**
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* Converts a string to a floating point number.
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*
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* @param str String to convert to a foat.
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* @return Floating point result, or 0.0 on error.
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*/
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native Float:StringToFloat(const String:str[]);
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/**
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* Converts a string to a floating point number with some more options.
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*
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* @param str String to convert to a foat.
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* @param result Variable to store result in.
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* @return Number of characters consumed.
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*/
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native StringToFloatEx(const String:str[], &Float:result);
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/**
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* Converts a floating point number to a string.
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*
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* @param num Floating point number to convert.
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* @param str Buffer to store string in.
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* @param maxlength Maximum length of string buffer.
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* @return Number of cells written to buffer.
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*/
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native FloatToString(Float:num, String:str[], maxlength);
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/**
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* Finds the first "argument" in a string; either a set of space
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* terminated characters, or a fully quoted string. After the
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* argument is found, whitespace is read until the next portion
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* of the string is reached. If nothing remains, -1 is returned.
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* Otherwise, the index to the first character is returned.
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*
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* @param source Source input string.
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* @param arg Stores argument read from string.
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* @param argLen Maximum length of argument buffer.
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* @return Index to next piece of string, or -1 if none.
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*/
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native BreakString(const String:source[], String:arg[], argLen);
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/**
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* Backwards compatibility stock - use BreakString
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* @deprecated Renamed to BreakString.
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*/
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#pragma deprecated Use BreakString() instead
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stock StrBreak(const String:source[], String:arg[], argLen)
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{
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return BreakString(source, arg, argLen);
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}
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/**
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* Removes whitespace characters from the beginning and end of a string.
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*
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* @param str The string to trim.
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* @return Number of bytes written (UTF-8 safe).
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*/
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native TrimString(String:str[]);
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/**
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* Returns text in a string up until a certain character sequence is reached.
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*
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* @param source Source input string.
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* @param split A string which specifies a search point to break at.
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* @param part Buffer to store string part.
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* @param partLen Maximum length of the string part buffer.
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* @return -1 if no match was found; otherwise, an index into source
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* marking the first index after the searched text. The
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* index is always relative to the start of the input string.
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*/
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native SplitString(const String:source[], const String:split[], String:part[], partLen);
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/**
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* Given a string, replaces all occurrences of a search string with a
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* replacement string.
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*
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* @param text String to perform search and replacements on.
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* @param maxlength Maximum length of the string buffer.
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* @param search String to search for.
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* @param replace String to replace the search string with.
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* @return Number of replacements that were performed.
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*/
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native ReplaceString(String:text[], maxlength, const String:search[], const String:replace[]);
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/**
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* Given a string, replaces the first occurrence of a search string with a
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* replacement string.
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*
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* @param text String to perform search and replacements on.
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* @param maxlength Maximum length of the string buffer.
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* @param search String to search for.
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* @param replace String to replace the search string with.
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* @param searchLen If higher than -1, its value will be used instead of
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* a strlen() call on the search parameter.
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* @param replaceLen If higher than -1, its value will be used instead of
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* a strlen() call on the replace parameter.
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* @return Index into the buffer (relative to the start) from where
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* the last replacement ended, or -1 if no replacements were
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* made.
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*/
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native ReplaceStringEx(String:text[], maxlength, const String:search[], const String:replace[], searchLen=-1, replaceLen=-1);
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/**
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* Returns the number of bytes a character is using. This is
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* for multi-byte characters (UTF-8). For normal ASCII characters,
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* this will return 1.
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*
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* @param source Source input string.
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* @return Number of bytes the current character uses.
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*/
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native GetCharBytes(const String:source[]);
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/**
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* Returns whether a character is an ASCII alphabet character.
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*
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* @note Multi-byte characters will always return false.
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*
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* @param char Character to test.
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* @return True if character is alphabetical, otherwise false.
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*/
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native bool:IsCharAlpha(chr);
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/**
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* Returns whether a character is numeric.
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*
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* @note Multi-byte characters will always return false.
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*
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* @param char Character to test.
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* @return True if character is numeric, otherwise false.
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*/
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native bool:IsCharNumeric(chr);
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/**
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* Returns whether a character is whitespace.
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*
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* @note Multi-byte characters will always return false.
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*
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* @param char Character to test.
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* @return True if character is whitespace, otherwise false.
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*/
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native bool:IsCharSpace(chr);
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/**
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* Returns if a character is multi-byte or not.
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*
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* @param char Character to test.
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* @return 0 for a normal 7-bit ASCII character,
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* otherwise number of bytes in multi-byte character.
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*/
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native IsCharMB(chr);
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/**
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* Returns whether an alphabetic character is uppercase.
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*
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* @note Multi-byte characters will always return false.
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*
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* @param char Character to test.
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* @return True if character is uppercase, otherwise false.
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*/
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native bool:IsCharUpper(chr);
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/**
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* Returns whether an alphabetic character is lowercase.
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*
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* @note Multi-byte characters will always return false.
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*
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* @param char Character to test.
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* @return True if character is lowercase, otherwise false.
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*/
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native bool:IsCharLower(chr);
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/**
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* Returns an uppercase character to a lowercase character.
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*
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* @param chr Characer to convert.
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* @return Lowercase character on success,
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* no change on failure.
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*/
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stock CharToUpper(chr)
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{
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if (IsCharLower(chr))
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{
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return (chr & ~(1<<5));
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}
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return chr;
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}
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/**
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* Returns a lowercase character to an uppercase character.
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*
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* @param chr Characer to convert.
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* @return Uppercase character on success,
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* no change on failure.
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*/
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stock CharToLower(chr)
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{
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if (IsCharUpper(chr))
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{
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return (chr | (1<<5));
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}
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return chr;
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}
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/**
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* Concatenates one string onto another.
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*
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* @param buffer String to append to.
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* @param maxlength Maximum length of entire buffer.
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* @param source Source string to concatenate.
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* @return Number of bytes written.
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*/
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stock StrCat(String:buffer[], maxlength, const String:source[])
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{
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new len = strlen(buffer);
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if (len >= maxlength)
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{
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return 0;
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}
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return Format(buffer[len], maxlength-len, "%s", source);
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}
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/**
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* Breaks a string into pieces and stores each piece into an array of buffers.
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*
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* @param text The string to split.
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* @param split The string to use as a split delimiter.
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* @param buffers An array of string buffers (2D array).
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* @param maxStrings Number of string buffers (first dimension size).
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* @param maxStringLength Maximum length of each string buffer.
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* @return Number of strings retrieved.
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*/
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stock ExplodeString(const String:text[], const String:split[], String:buffers[][], maxStrings, maxStringLength)
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{
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new reloc_idx, idx, total;
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if (maxStrings < 1 || split[0] == '\0')
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{
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return 0;
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}
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while ((idx = SplitString(text[reloc_idx], split, buffers[total], maxStringLength)) != -1)
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{
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reloc_idx += idx;
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if (text[reloc_idx] == '\0')
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{
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break;
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}
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if (++total >= maxStrings)
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{
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return total;
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}
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}
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if (text[reloc_idx] != '\0' && total <= maxStrings - 1)
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{
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strcopy(buffers[total++], maxStringLength, text[reloc_idx]);
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}
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return total;
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}
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/**
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* Joins an array of strings into one string, with a "join" string inserted in
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* between each given string. This function complements ExplodeString.
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*
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* @param strings An array of strings.
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* @param numStrings Number of strings in the array.
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* @param join The join string to insert between each string.
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* @param buffer Output buffer to write the joined string to.
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* @param maxLength Maximum length of the output buffer.
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* @return Number of bytes written to the output buffer.
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*/
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stock ImplodeStrings(const String:strings[][], numStrings, const String:join[], String:buffer[], maxLength)
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{
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new total, length, part_length;
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new join_length = strlen(join);
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for (new i=0; i<numStrings; i++)
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{
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length = strcopy(buffer[total], maxLength-total, strings[i]);
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total += length;
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if (length < part_length)
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{
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break;
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}
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if (i != numStrings - 1)
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{
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length = strcopy(buffer[total], maxLength-total, join);
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total += length;
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if (length < join_length)
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{
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break;
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}
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}
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}
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return total;
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}
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