/*****************************************************************************/
/*                                                                           */
/*                                anonname.c                                 */
/*                                                                           */
/*                Create names for anonymous variables/types                 */
/*                                                                           */
/*                                                                           */
/*                                                                           */
/* (C) 2000-2009, Ullrich von Bassewitz                                      */
/*                Roemerstrasse 52                                           */
/*                D-70794 Filderstadt                                        */
/* EMail:         uz@cc65.org                                                */
/*                                                                           */
/*                                                                           */
/* This software is provided 'as-is', without any expressed or implied       */
/* warranty.  In no event will the authors be held liable for any damages    */
/* arising from the use of this software.                                    */
/*                                                                           */
/* Permission is granted to anyone to use this software for any purpose,     */
/* including commercial applications, and to alter it and redistribute it    */
/* freely, subject to the following restrictions:                            */
/*                                                                           */
/* 1. The origin of this software must not be misrepresented; you must not   */
/*    claim that you wrote the original software. If you use this software   */
/*    in a product, an acknowledgment in the product documentation would be  */
/*    appreciated but is not required.                                       */
/* 2. Altered source versions must be plainly marked as such, and must not   */
/*    be misrepresented as being the original software.                      */
/* 3. This notice may not be removed or altered from any source              */
/*    distribution.                                                          */
/*                                                                           */
/*****************************************************************************/



#include <stdio.h>
#include <string.h>

/* common */
#include "xsprintf.h"

/* cc65 */
#include "anonname.h"
#include "ident.h"



/*****************************************************************************/
/*                                   Data                                    */
/*****************************************************************************/



static const char AnonTag[] = "$anon";



/*****************************************************************************/
/*                                   Code                                    */
/*****************************************************************************/



char* AnonFieldName (char* Buf, const char* Spec, int ANumber)
/* Get a name for an anonymous field of a struct or union. The given buffer is
** expected to be IDENTSIZE characters long. A pointer to the buffer is returned.
*/
{
    xsprintf (Buf, IDENTSIZE, "%s-%s-%04X", AnonTag, Spec, ANumber);
    return Buf;
}



char* AnonName (char* Buf, const char* Spec)
/* Get a name for an anonymous variable or type. The given buffer is expected
** to be IDENTSIZE characters long. A pointer to the buffer is returned.
*/
{
    static unsigned ACount = 0;
    xsprintf (Buf, IDENTSIZE, "%s-%s-%04X", AnonTag, Spec, ++ACount);
    return Buf;
}



int IsAnonName (const char* Name)
/* Check if the given symbol name is that of an anonymous symbol */
{
    return (strncmp (Name, AnonTag, sizeof (AnonTag) - 1) == 0);
}