Ultrix-3.1/src/libc/sysV/ctermid.c

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/**********************************************************************
 *   Copyright (c) Digital Equipment Corporation 1984, 1985, 1986.    *
 *   All Rights Reserved. 					      *
 *   Reference "/usr/src/COPYRIGHT" for applicable restrictions.      *
 **********************************************************************/

/*	SCCSID: @(#)ctermid.c	3.0	4/22/86	*/
/*	(System 5)	1.3	*/
/*	3.0 SID #	1.2	*/
/*LINTLIBRARY*/
#include <stdio.h>

extern char *strcpy();
static char res[L_ctermid];

char *
ctermid(s)
register char *s;
{
	return (strcpy(s != NULL ? s : res, "/dev/tty"));
}