GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/vi/build/../ex/ex_equal.c Lines: 0 8 0.0 %
Date: 2017-11-13 Branches: 0 6 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: ex_equal.c,v 1.6 2014/11/12 04:28:41 bentley Exp $	*/
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/*-
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 * Copyright (c) 1992, 1993, 1994
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 *	The Regents of the University of California.  All rights reserved.
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 * Copyright (c) 1992, 1993, 1994, 1995, 1996
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 *	Keith Bostic.  All rights reserved.
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 *
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 * See the LICENSE file for redistribution information.
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 */
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#include "config.h"
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <bitstring.h>
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#include <limits.h>
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#include <stdio.h>
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#include "../common/common.h"
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/*
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 * ex_equal -- :address =
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 *
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 * PUBLIC: int ex_equal(SCR *, EXCMD *);
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 */
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int
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ex_equal(SCR *sp, EXCMD *cmdp)
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{
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	recno_t lno;
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	NEEDFILE(sp, cmdp);
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	/*
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	 * Print out the line number matching the specified address,
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	 * or the number of the last line in the file if no address
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	 * specified.
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	 *
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	 * !!!
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	 * Historically, ":0=" displayed 0, and ":=" or ":1=" in an
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	 * empty file displayed 1.  Until somebody complains loudly,
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	 * we're going to do it right.  The tables in excmd.c permit
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	 * lno to get away with any address from 0 to the end of the
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	 * file, which, in an empty file, is 0.
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	 */
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	if (F_ISSET(cmdp, E_ADDR_DEF)) {
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		if (db_last(sp, &lno))
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			return (1);
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	} else
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		lno = cmdp->addr1.lno;
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	(void)ex_printf(sp, "%ld\n", lno);
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	return (0);
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}