/********************************************************************** * Copyright (c) Digital Equipment Corporation 1984, 1985, 1986. * * All Rights Reserved. * * Reference "/usr/src/COPYRIGHT" for applicable restrictions. * **********************************************************************/ static char Sccsid[] = "@(#)refer8.c 3.0 4/22/86"; # include "refer..c" static char ahead[1000]; static int peeked 0; static int noteof 1; input (s) char *s; { if (peeked) { peeked=0; if (noteof==0) return(0); strcpy (s, ahead); return(s); } return(fgets(s, 1000, in)); } lookat() { if (peeked) return(ahead); noteof=input(ahead); peeked=1; return(noteof); } addch(s, c) char *s; { while (*s) s++; *s++ = c; *s = 0; }