/* ----------------------------------------------------------------------------
 * $Id$
 * ----------------------------------------------------------------------------
 * Public Domain C Library - http://pdclib.sourceforge.net
 * This code is Public Domain. Use, modify, and redistribute at will.
 * --------------------------------------------------------------------------*/

int setvbuf( FILE * restrict stream, char * restrict buf, int mode, size_t size ) { /* TODO */ };

/* PDPC code - unreviewed
/*
NULL + F = allocate, setup
NULL + L = allocate, setup
NULL + N = ignore, return success
buf  + F = setup
buf  + L = setup
buf  + N = ignore, return success
*/

int setvbuf(FILE *stream, char *buf, int mode, size_t size)
{
    char *mybuf;

    if (mode == _IONBF)
    {
        stream->bufTech = mode;
        return (0);
    }
    if (buf == NULL)
    {
        if (size < 2)
        {
            return (-1);
        }
        mybuf = malloc(size + 8);
        if (mybuf == NULL)
        {
            return (-1);
        }
    }
    else
    {
        if (size < 10)
        {
            return (-1);
        }
        mybuf = buf;
        stream->theirBuffer = 1;
        size -= 8;
    }
    free(stream->intBuffer);
    stream->intBuffer = mybuf;
    stream->fbuf = stream->intBuffer + 2;
    *stream->fbuf++ = '\0';
    *stream->fbuf++ = '\0';
    stream->szfbuf = size;
    stream->endbuf = stream->fbuf + stream->szfbuf;
    *stream->endbuf = '\n';
    stream->upto = stream->endbuf;
    stream->bufTech = mode;
    if (!stream->textMode && (stream->bufTech == _IOLBF))
    {
        stream->quickBin = 0;
    }
    return (0);
}
*/