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/* $Id: kHlpGetExt.c 29 2009-07-01 20:30:29Z bird $ */
/** @file
* kHlpPath - kHlpGetExt and kHlpGetSuff.
*/
/*
* Copyright (c) 2006-2007 Knut St. Osmundsen <bird-kStuff-spamix@anduin.net>
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include <k/kHlpPath.h>
#include <k/kHlpString.h>
/**
* Gets the filename suffix.
*
* @returns Pointer to where the suffix starts within the string pointed to by pszFilename.
* @returns Pointer to the terminator char if no suffix.
* @param pszFilename The filename to parse.
*/
KHLP_DECL(char *) kHlpGetSuff(const char *pszFilename)
{
const char *pszDot = NULL;
pszFilename = kHlpGetFilename(pszFilename);
for (;;)
{
char ch = *pszFilename;
if (ch == '.')
{
while ((ch = *++pszFilename) == '.')
/* nothing */;
if (ch)
pszDot = pszFilename - 1;
}
if (!ch)
return (char *)(pszDot ? pszDot : pszFilename);
pszFilename++;
}
}
/**
* Gets the filename extention.
*
* @returns Pointer to where the extension starts within the string pointed to by pszFilename.
* @returns Pointer to the terminator char if no extension.
* @param pszFilename The filename to parse.
*/
KHLP_DECL(char *) kHlpGetExt(const char *pszFilename)
{
char *psz = kHlpGetSuff(pszFilename);
return *psz ? psz + 1 : psz;
}
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