72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
/*
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* Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "login_locl.h"
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__RCSID("$Heimdal: tty.c,v 1.4 1999/12/02 17:04:56 joda Exp $"
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"$NetBSD: tty.c,v 1.1.1.3 2002/09/12 12:41:33 joda Exp $");
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/*
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* Clean the tty name. Return a pointer to the cleaned version.
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*/
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char *
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clean_ttyname (char *tty)
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{
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char *res = tty;
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if (strncmp (res, _PATH_DEV, strlen(_PATH_DEV)) == 0)
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res += strlen(_PATH_DEV);
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if (strncmp (res, "pty/", 4) == 0)
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res += 4;
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if (strncmp (res, "ptym/", 5) == 0)
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res += 5;
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return res;
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}
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/*
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* Generate a name usable as an `ut_id', typically without `tty'.
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*/
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char *
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make_id (char *tty)
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{
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char *res = tty;
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if (strncmp (res, "pts/", 4) == 0)
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res += 4;
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if (strncmp (res, "tty", 3) == 0)
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res += 3;
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return res;
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}
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