Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 6/24/83; site whuxle.UUCP
Path: utzoo!watmath!clyde!floyd!whuxle!mp
From: mp@whuxle.UUCP (Mark Plotnick)
Newsgroups: net.bugs.4bsd
Subject: addbib vs. EOF
Message-ID: <289@whuxle.UUCP>
Date: Wed, 28-Mar-84 09:37:29 EST
Article-I.D.: whuxle.289
Posted: Wed Mar 28 09:37:29 1984
Date-Received: Thu, 29-Mar-84 05:35:04 EST
Organization: Bell Labs, Whippany
Lines: 46

addbib (part of refer) has the old 4.2bsd sticky-EOF misfeature, and will
go into an infinite loop after you enter an abstract.  The following
fix (1) adds a clearerr() after the read-in-the-abstract loop and
(2) returns if the user hits EOF again.

*** addbib.c.bsd	Sun May  8 17:34:26 1983
--- addbib.c	Tue Mar 27 14:53:16 1984
***************
*** 158,163
  				}
  				fputs(line, fp);
  			}
  		}
  		fflush(fp);	/* write to file at end of each cycle */
  		if (ferror(fp))

--- 158,164 -----
  				}
  				fputs(line, fp);
  			}
+ 			clearerr(stdin);
  		}
  		fflush(fp);	/* write to file at end of each cycle */
  		if (ferror(fp))
***************
*** 167,173
  		}
  		editloop:
  		printf("\nContinue? ");
! 			fgets(line, BUFSIZ, stdin);
  		if (line[0] == 'e' || line[0] == 'v')
  		{
  			bibedit(fp, line, argv);

--- 168,175 -----
  		}
  		editloop:
  		printf("\nContinue? ");
! 		if(fgets(line, BUFSIZ, stdin) == NULL)
! 			return;
  		if (line[0] == 'e' || line[0] == 'v')
  		{
  			bibedit(fp, line, argv);

	Mark Plotnick
	Home of the UNIX Molecule