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120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
/*
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* Copyright (c) 1988 The Regents of the University of California.
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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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* 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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* 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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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/*
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* This file is formatted with tab stops every 8 columns.
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*
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* $Id: tty.c,v 1.2 1997/09/21 06:05:01 gdr Exp $
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*/
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#ifdef __ORCAC__
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segment "libc_gen__";
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#endif
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)ttyslot.c 5.6 (Berkeley) 2/23/91";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <types.h>
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#include <ttyent.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <gsos.h>
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/*
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* gdr: ttyslot is probably buggy -- there is a search for '/' but
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* not for ':'
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*/
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int
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ttyslot(void) {
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register struct ttyent *ttyp;
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register int slot;
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register char *p;
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int cnt;
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char *name;
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setttyent();
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for (cnt = 0; cnt < 3; ++cnt)
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if (name = ttyname(cnt)) {
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if (p = rindex(name, '/'))
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++p;
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else
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p = name;
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/*printf("p: %s\n",p);*/
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for (slot = 1; ttyp = getttyent(); ++slot){
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/*printf("ty_name: %s\n",ttyp->ty_name);*/
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if (!strcmp(ttyp->ty_name, p)) {
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endttyent();
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return(slot);
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} }
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break;
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}
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endttyent();
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return(0);
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}
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char *
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ttyname(int fino) {
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static ResultBuf32 resBuf;
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static RefInfoRecGS refInfo = {3,1,0,(ResultBuf255Ptr)&resBuf};
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if (!isatty(fino)) {
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return NULL;
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}
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resBuf.bufSize = 32;
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refInfo.refNum = fino;
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GetRefInfoGS(&refInfo);
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refInfo.pathname->bufString.text
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[refInfo.pathname->bufString.length] = 0;
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return refInfo.pathname->bufString.text;
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}
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int
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isatty(int filedes) {
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struct stat sb;
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if (fstat(filedes,&sb) == -1) {
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return 0;
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} else if (sb.st_mode & S_IFCHR) {
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return 1;
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} else {
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return 0;
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}
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}
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