elementnames.cpp

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/* This file is part of Cloudy and is copyright (C)1978-2022 by Gary J. Ferland and
 * others.  For conditions of distribution and use see copyright notice in license.txt */
#include "cddefines.h"
#include "elementnames.h"
t_elementnames elementnames;

/* nelem_symbol_to_index - obtain the array index the input element symbol refers to.
 * The first letter is expected to be uppercase, and the second lowercase. */
int nelem_symbol_to_index( const char *chSym )
{
        int ielem = -1;

        size_t symlen = strlen( chSym );
        if( symlen == 0 || symlen >= size_t(CHARS_ELEMENT_SYM) )
                return ielem;

        for( int i = 0; i < LIMELM; ++i )
        {
                if( symlen == 1 )
                {
                        if( toupper( chSym[0] ) == elementnames.chElementSym[i][0] &&
                                elementnames.chElementSym[i][1] == ' ' )
                        {
                                ielem = i;
                                break;
                        }
                }
                else if( strncmp( elementnames.chElementSym[i], chSym, CHARS_ELEMENT_SYM ) == 0 )
                {
                        ielem = i;
                        break;
                }
        }
        return ielem;
}

/* isElementSym - search for string among element symbols. */
bool isElementSym( const char *chSym )
{
        return ( nelem_symbol_to_index( chSym ) != -1 ) ? true : false;
}