Blame src/output/amgc_output_pad_symbol.c

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/**********************************************************/
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/*  apimagic: cparser-based API normalization utility     */
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/*  Copyright (C) 2015--2016  Z. Gilboa                   */
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/*  Released under GPLv2 and GPLv3; see COPYING.APIMAGIC. */
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/**********************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <apimagic/apimagic.h>
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#include "apimagic_driver_impl.h"
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int  amgc_output_pad_symbol(
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	const struct amgc_driver_ctx *	dctx,
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	const char *			symbol,
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	const struct amgc_layout *	layout)
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{
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	int len      = (int)(strlen(symbol));
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	int fdout    = amgc_driver_fdout(dctx);
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	int symwidth = layout->symwidth;
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	if (layout->symwidth < 1)
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		return -1;
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	if (layout->tabwidth == 0)
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		return amgc_dprintf(
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			fdout,"%*c",
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			layout->symwidth-len,' ');
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	symwidth += layout->tabwidth;
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	symwidth &= (~(layout->tabwidth-1));
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	len &= (~(layout->tabwidth-1));
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	while (len < symwidth) {
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		if (amgc_dprintf(fdout,"\t") < 0)
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			return -1;
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		len += layout->tabwidth;
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	}
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	return 0;
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}