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Revision 1.16, Mon Oct 16 00:37:55 2006 UTC (13 years, 3 months ago) by christos
Branch: MAIN
CVS Tags: yamt-pf42-baseX, yamt-pf42-base4, yamt-pf42-base3, yamt-pf42-base2, yamt-pf42-base, yamt-pf42, yamt-pagecache-tag8, yamt-pagecache-base9, yamt-pagecache-base8, yamt-pagecache-base7, yamt-pagecache-base6, yamt-pagecache-base5, yamt-pagecache-base4, yamt-pagecache-base3, yamt-pagecache-base2, yamt-pagecache-base, yamt-pagecache, wrstuden-revivesa-base-3, wrstuden-revivesa-base-2, wrstuden-revivesa-base-1, wrstuden-revivesa-base, wrstuden-revivesa, wrstuden-fixsa-newbase, wrstuden-fixsa-base-1, wrstuden-fixsa-base, wrstuden-fixsa, tls-maxphys-base, tls-maxphys, tls-earlyentropy-base, tls-earlyentropy, riastradh-xf86-video-intel-2-7-1-pre-2-21-15, riastradh-drm2-base3, riastradh-drm2-base2, riastradh-drm2-base1, riastradh-drm2-base, riastradh-drm2, prg-localcount2-base3, prg-localcount2-base2, prg-localcount2-base1, prg-localcount2-base, prg-localcount2, phil-wifi-base, phil-wifi-20191119, phil-wifi-20190609, phil-wifi, pgoyette-localcount-base, pgoyette-localcount-20170426, pgoyette-localcount-20170320, pgoyette-localcount-20170107, pgoyette-localcount-20161104, pgoyette-localcount-20160806, pgoyette-localcount-20160726, pgoyette-localcount, pgoyette-compat-merge-20190127, pgoyette-compat-base, pgoyette-compat-20190127, pgoyette-compat-20190118, pgoyette-compat-1226, pgoyette-compat-1126, pgoyette-compat-1020, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, perseant-stdc-iso10646-base, perseant-stdc-iso10646, netbsd-9-base, netbsd-9-0-RC1, netbsd-9, netbsd-8-base, netbsd-8-1-RELEASE, netbsd-8-1-RC1, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, netbsd-8, netbsd-7-nhusb-base-20170116, netbsd-7-nhusb-base, netbsd-7-nhusb, netbsd-7-base, netbsd-7-2-RELEASE, netbsd-7-1-RELEASE, netbsd-7-1-RC2, netbsd-7-1-RC1, netbsd-7-1-2-RELEASE, netbsd-7-1-1-RELEASE, netbsd-7-1, netbsd-7-0-RELEASE, netbsd-7-0-RC3, netbsd-7-0-RC2, netbsd-7-0-RC1, netbsd-7-0-2-RELEASE, netbsd-7-0-1-RELEASE, netbsd-7-0, netbsd-7, netbsd-6-base, netbsd-6-1-RELEASE, netbsd-6-1-RC4, netbsd-6-1-RC3, netbsd-6-1-RC2, netbsd-6-1-RC1, netbsd-6-1-5-RELEASE, netbsd-6-1-4-RELEASE, netbsd-6-1-3-RELEASE, netbsd-6-1-2-RELEASE, netbsd-6-1-1-RELEASE, netbsd-6-1, netbsd-6-0-RELEASE, netbsd-6-0-RC2, netbsd-6-0-RC1, netbsd-6-0-6-RELEASE, netbsd-6-0-5-RELEASE, netbsd-6-0-4-RELEASE, netbsd-6-0-3-RELEASE, netbsd-6-0-2-RELEASE, netbsd-6-0-1-RELEASE, netbsd-6-0, netbsd-6, netbsd-5-base, netbsd-5-2-RELEASE, netbsd-5-2-RC1, netbsd-5-2-3-RELEASE, netbsd-5-2-2-RELEASE, netbsd-5-2-1-RELEASE, netbsd-5-2, netbsd-5-1-RELEASE, netbsd-5-1-RC4, netbsd-5-1-RC3, netbsd-5-1-RC2, netbsd-5-1-RC1, netbsd-5-1-5-RELEASE, netbsd-5-1-4-RELEASE, netbsd-5-1-3-RELEASE, netbsd-5-1-2-RELEASE, netbsd-5-1-1-RELEASE, netbsd-5-1, netbsd-5-0-RELEASE, netbsd-5-0-RC4, netbsd-5-0-RC3, netbsd-5-0-RC2, netbsd-5-0-RC1, netbsd-5-0-2-RELEASE, netbsd-5-0-1-RELEASE, netbsd-5-0, netbsd-5, netbsd-4-base, netbsd-4-0-RELEASE, netbsd-4-0-RC5, netbsd-4-0-RC4, netbsd-4-0-RC3, netbsd-4-0-RC2, netbsd-4-0-RC1, netbsd-4-0-1-RELEASE, netbsd-4-0, netbsd-4, mjf-devfs2-base, mjf-devfs2, matt-premerge-20091211, matt-nb8-mediatek-base, matt-nb8-mediatek, matt-nb6-plus-nbase, matt-nb6-plus-base, matt-nb6-plus, matt-nb5-pq3-base, matt-nb5-pq3, matt-nb5-mips64-u2-k2-k4-k7-k8-k9, matt-nb5-mips64-u1-k1-k5, matt-nb5-mips64-premerge-20101231, matt-nb5-mips64-premerge-20091211, matt-nb5-mips64-k15, matt-nb5-mips64, matt-nb4-mips64-k7-u2a-k9b, matt-mips64-premerge-20101231, matt-mips64-base2, matt-mips64-base, matt-mips64, matt-armv6-prevmlocking, matt-armv6-nbase, matt-armv6-base, matt-armv6, localcount-20160914, khorben-n900, keiichi-mipv6-base, keiichi-mipv6, jym-xensuspend-nbase, jym-xensuspend-base, jym-xensuspend, hpcarm-cleanup-nbase, hpcarm-cleanup-base, hpcarm-cleanup, cube-autoconf-base, cube-autoconf, cherry-xenmp-base, cherry-xenmp, bouyer-socketcan-base1, bouyer-socketcan-base, bouyer-socketcan, bouyer-quota2-nbase, bouyer-quota2-base, bouyer-quota2, agc-symver-base, agc-symver, HEAD
Changes since 1.15: +4 -4 lines

c99 initializers

/* $NetBSD: cchar.c,v 1.16 2006/10/16 00:37:55 christos Exp $ */

/*-
 * Copyright (c) 1991, 1993, 1994
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)cchar.c	8.5 (Berkeley) 4/2/94";
#else
__RCSID("$NetBSD: cchar.c,v 1.16 2006/10/16 00:37:55 christos Exp $");
#endif
#endif /* not lint */

#include <sys/types.h>

#include <err.h>
#include <limits.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>

#include "stty.h"
#include "extern.h"

/*
 * Special control characters.
 *
 * Cchars1 are the standard names, cchars2 are the old aliases.
 * The first are displayed, but both are recognized on the
 * command line.
 */
const struct cchar cchars1[] = {
	{ "discard",	VDISCARD, 	CDISCARD },
	{ "dsusp", 	VDSUSP,		CDSUSP },
	{ "eof",	VEOF,		CEOF },
	{ "eol",	VEOL,		CEOL },
	{ "eol2",	VEOL2,		CEOL },
	{ "erase",	VERASE,		CERASE },
	{ "intr",	VINTR,		CINTR },
	{ "kill",	VKILL,		CKILL },
	{ "lnext",	VLNEXT,		CLNEXT },
	{ "min",	VMIN,		CMIN },
	{ "quit",	VQUIT,		CQUIT },
	{ "reprint",	VREPRINT, 	CREPRINT },
	{ "start",	VSTART,		CSTART },
	{ "status",	VSTATUS, 	CSTATUS },
	{ "stop",	VSTOP,		CSTOP },
	{ "susp",	VSUSP,		CSUSP },
	{ "time",	VTIME,		CTIME },
	{ "werase",	VWERASE,	CWERASE },
	{ .name = NULL },
};

const struct cchar cchars2[] = {
	{ "brk",	VEOL,		CEOL },
	{ "flush",	VDISCARD, 	CDISCARD },
	{ "rprnt",	VREPRINT, 	CREPRINT },
	{ .name = NULL },
};

static int c_cchar(const void *, const void *);

static int
c_cchar(const void *a, const void *b)
{
        return (strcmp(((const struct cchar *)a)->name,
	    ((const struct cchar *)b)->name));
}

int
csearch(char ***argvp, struct info *ip)
{
	struct cchar *cp, tmp;
	long val;
	char *arg, *ep, *name;
		
	name = **argvp;

	tmp.name = name;
	if (!(cp = (struct cchar *)bsearch(&tmp, cchars1,
	    sizeof(cchars1)/sizeof(cchars1[0]) - 1, sizeof(cchars1[0]),
	    c_cchar)) &&
	    !(cp = (struct cchar *)bsearch(&tmp, cchars2,
	    sizeof(cchars2)/sizeof(cchars2[0]) - 1, sizeof(cchars2[0]),
	    c_cchar)))
		return (0);

	arg = *++*argvp;
	if (!arg) {
		warnx("option requires an argument -- %s", name);
		usage();
	}

#define CHK(s)  (*arg == s[0] && !strcmp(arg, s))
	if (CHK("undef") || CHK("<undef>"))
		ip->t.c_cc[cp->sub] = _POSIX_VDISABLE;
	else if (cp->sub == VMIN || cp->sub == VTIME) {
		val = strtol(arg, &ep, 10);
		if (val == _POSIX_VDISABLE) {
			warnx("value of %ld would disable the option -- %s",
			    val, name);
			usage();
		}
		if (val > UCHAR_MAX) {
			warnx("maximum option value is %d -- %s",
			    UCHAR_MAX, name);
			usage();
		}
		if (*ep != '\0') {
			warnx("option requires a numeric argument -- %s", name);
			usage();
		}
		ip->t.c_cc[cp->sub] = (cc_t)val;
	} else if (arg[0] == '^')
		ip->t.c_cc[cp->sub] = (arg[1] == '?') ? 0177 :
		    (arg[1] == '-') ? _POSIX_VDISABLE : arg[1] & 037;
	else
		ip->t.c_cc[cp->sub] = arg[0];
	ip->set = 1;
	return (1);
}