/**********************************************************/

/*  apimagic: cparser-based API normalization utility     */

/*  Copyright (C) 2015--2016  Z. Gilboa                   */

/*  Released under GPLv2 and GPLv3; see COPYING.APIMAGIC. */

/**********************************************************/

#include <stdio.h>

#include <string.h>

#include <apimagic/apimagic.h>

#include "apimagic_driver_impl.h"

int  amgc_output_pad_symbol(

	const char *			symbol,

	const struct amgc_layout *	layout,

	FILE *				fout)

{

	int len = (int)(strlen(symbol));

	int symwidth = layout->symwidth;

	if (layout->symwidth < 1)

		return -1;

	if (layout->tabwidth) {

		symwidth += layout->tabwidth;

		symwidth &= (~(layout->tabwidth-1));

	} else {

		symwidth += AMGC_TAB_WIDTH;

		symwidth &= (~(AMGC_TAB_WIDTH-1));

	}

	if (layout->tabwidth == 0)

		return fprintf(fout,"%*c",layout->symwidth-len,' ');

	len &= (~(layout->tabwidth-1));

	while (len < layout->symwidth) {

		if (fputc('\t',fout) < 0)

			return -1;

		else

			len += layout->tabwidth;

	}

	return 0;

}