LSC 2.11 stdio bug

Article View: comp.sys.mac

Article #20209

#20209

From: robertj Rob Jellinghaus
Date: Tue, 13 Oct 1987 00:00

12 lines
1152 bytes

I recently got bitten badly by a bug in LSC 2.11's stdio
routines (at least I think that's where the bug is).  I was
trying to use the unix emulation routines that simulate
redirection of output.  The problem I discovered is that
when I try to send a character code 13 (octal 15) to a file,
when I next read the file, the character code has changed to 10
(12 octal).  This screwed me up, badly, until I found it.
(My program worked when I ported it to our unix system.)

Here are two short demo programs to illustrate the bug:

/* #1: I ran this, entering

Technical Details

Message-ID: <17539@yale-celray.yale.UUCP>

Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!yale!robertj

Show Full Headers

Complete Article Headers

Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!yale!robertj
From: robertj@yale-zoo-suned..arpa (Rob Jellinghaus)
Newsgroups: comp.sys.mac
Subject: LSC 2.11 stdio bug
Message-ID: <17539@yale-celray.yale.UUCP>
Date: Mon, 12-Oct-87 20:00:14 EDT
Article-I.D.: yale-cel.17539
Posted: Mon Oct 12 20:00:14 1987
Date-Received: Wed, 14-Oct-87 01:37:52 EDT
Sender: root@yale.UUCP
Reply-To: robertj@yale.UUCP
Organization: Yale University Computer Science Dept, New Haven CT
Lines: 47
Summary: character 13 gets converted to character 10.