1 /* 2 * Copyright (c) 1988 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #if defined(LIBC_SCCS) && !defined(lint) 9 static char sccsid[] = "@(#)ttyslot.c 5.5 (Berkeley) 06/01/90"; 10 #endif /* LIBC_SCCS and not lint */ 11 12 #include <ttyent.h> 13 #include <stdio.h> 14 15 ttyslot() 16 { 17 register struct ttyent *ttyp; 18 register int slot; 19 register char *p; 20 int cnt; 21 char *name, *rindex(), *ttyname(); 22 23 setttyent(); 24 for (cnt = 0; cnt < 3; ++cnt) 25 if (name = ttyname(cnt)) { 26 if (p = rindex(name, '/')) 27 ++p; 28 else 29 p = name; 30 for (slot = 1; ttyp = getttyent(); ++slot) 31 if (!strcmp(ttyp->ty_name, p)) { 32 endttyent(); 33 return(slot); 34 } 35 break; 36 } 37 endttyent(); 38 return(0); 39 } 40