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/****************************************************************************
* stringutilities.cpp
*
* This module implements string utility functions.
*
* from Persistence of Vision(tm) Ray Tracer version 3.6.
* Copyright 1991-2003 Persistence of Vision Team
* Copyright 2003-2004 Persistence of Vision Raytracer Pty. Ltd.
*---------------------------------------------------------------------------
* NOTICE: This source code file is provided so that users may experiment
* with enhancements to POV-Ray and to port the software to platforms other
* than those supported by the POV-Ray developers. There are strict rules
* regarding how you are permitted to use this file. These rules are contained
* in the distribution and derivative versions licenses which should have been
* provided with this file.
*
* These licences may be found online, linked from the end-user license
* agreement that is located at http://www.povray.org/povlegal.html
*---------------------------------------------------------------------------
* This program is based on the popular DKB raytracer version 2.12.
* DKBTrace was originally written by David K. Buck.
* DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
*---------------------------------------------------------------------------
* $File: //depot/povray/3.6-release/source/base/stringutilities.cpp $
* $Revision: #2 $
* $Change: 2939 $
* $DateTime: 2004/07/04 13:43:26 $
* $Author: root $
* $Log$
*****************************************************************************/
#include <cctype>
#include <cstdarg>
#include <cstring>
#include <cstdlib>
#include <cstdio>
#include "configbase.h"
#include "stringutilities.h"
BEGIN_POV_BASE_NAMESPACE
/*****************************************************************************
*
* FUNCTION
*
* pov_stricmp
*
* INPUT
*
* OUTPUT
*
* RETURNS
*
* AUTHOR
*
* POV-Ray Team
*
* DESCRIPTION
*
* Since the stricmp function isn't available on all systems, we've
* provided a simplified version of it here.
*
* CHANGES
*
* -
*
******************************************************************************/
int pov_stricmp(const char *s1, const char *s2)
{
char c1, c2;
while((*s1 != 0) && (*s2 != 0))
{
c1 = *s1++;
c2 = *s2++;
c1 = (char)toupper(c1);
c2 = (char)toupper(c2);
if(c1 < c2)
return -1;
if(c1 > c2)
return 1;
}
if(*s1 == 0)
{
if(*s2 == 0)
return 0;
else
return -1;
}
else
return 1;
}
/*****************************************************************************
*
* FUNCTION
*
* pov_tsprintf
*
* INPUT
*
* OUTPUT
*
* RETURNS
*
* AUTHOR
*
* POV-Ray Team
*
* DESCRIPTION
*
* Since the stricmp function isn't available on all systems, we've
* provided a simplified version of it here.
*
* CHANGES
*
* -
*
******************************************************************************/
const char *pov_tsprintf(const char *format,...)
{
va_list marker;
static char pov_tsprintf_buffer[1024];
va_start(marker, format);
vsnprintf(pov_tsprintf_buffer, 1023, format, marker);
va_end(marker);
return pov_tsprintf_buffer;
}
END_POV_BASE_NAMESPACE
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