Mailing-List: contact cygwin-help AT sourceware DOT cygnus DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT sources DOT redhat DOT com Delivered-To: mailing list cygwin AT sources DOT redhat DOT com Message-ID: <001301c104bf$f931a710$6601a8c0@pp200> From: "Gary Filipski" To: "John Wiersba" Cc: "cygwin mailing list" References: <03F4742D8225D21191EF00805FE62B9908E23F03 AT aa-msg-01 DOT medstat DOT com> Subject: Re: bug in rcs 5.7 Date: Wed, 4 Jul 2001 14:31:50 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 John, Congrats on the bug fix... you beat me to it... although after having been away from *NIX for 5 years I can't say it was something that I was looking forward to rooting out... I tested it out on both of the files (one very large, one very small) that I was having trouble with and it worked fine... I see you submitted the patch to Purdue. We may see a 5.7a in a while. Thanks for the good work, from myself and, I'm sure, all the other cygwin RCS users... Gary ----- Original Message ----- From: "John Wiersba" To: Cc: "'cygwin'" ; ; "'Andrew Markebo'" ; "'Gary'" ; "John Wiersba" Sent: Tuesday, July 03, 2001 11:32 PM Subject: bug in rcs 5.7 > Hi! I believe I've found in bug in rcs 5.7 running under the latest cygwin. > The fix is to src/ci.c on line 725. > old: if (lseek(wfd, wfd_off, SEEK_CUR) == -1) > new: if (lseek(wfd, wfd_off, SEEK_SET) == -1) > > Thanks to Gary L. Filipski, gfilipski AT satx DOT rr DOT com for a good description of > how to create a reproducible test case. > > I built my rcs from clean sources modified as specified in the cygwin > documentation: > After ./configure: > - in src/conf.sh line 1039 change has_mmap=1 to has_mmap=0 > - in src/Makefile change line 90 to look like x = .exe > Then, make; make install > > The bug can be reproduced with the following script running under the latest > cygwin: > > #!/bin/bash > rm -f asdf asdf,v > cat <asdf > 01 fffffffffffffffffffffffffffffffffffffff end > 02 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 03 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 04 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 05 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 06 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 07 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 08 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 09 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 10 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 11 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 12 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 13 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 14 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 15 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 16 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 17 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 18 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 19 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 20 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 21 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 22 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 23 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 24 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 25 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 26 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 27 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 28 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 29 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 30 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 31 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 32 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 33 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 34 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 35 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 36 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 37 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > EOF > ci -t- asdf >/dev/null 2>&1 > co -l asdf >/dev/null 2>&1 > tail +2 asdf >fdsa > cp -f fdsa asdf > rm -f fdsa > ci -mx -u asdf > ls -l > # END OF SCRIPT > > > which gives the following output: > > asdf,v <-- asdf > new revision: 1.2; previous revision: 1.1 > done > total 8 > -rwxr-xr-x 1 jrw JRW 2883 Jul 4 00:28 RCS_BUG > -r--r--r-- 1 jrw JRW 2412 Jul 4 00:28 asdf > -r--r--r-- 1 jrw JRW 1349 Jul 4 00:28 asdf,v <= > truncated size! > > > The bug is that asdf,v has a bad copy of the second revision, truncated > after 1024 bytes: > > ... > 1.2 > log > @x > @ > text > @02 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 03 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 04 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 05 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 06 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 07 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 08 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 09 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 10 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 11 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 12 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 13 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 14 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 15 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 16 fasfasdffffffffffffffffffffffffffffffffffffffffffffffffffff end > 17 fasfasdfffffffff@ <= > truncated here > ... > > > -- John Wiersba > > P.S. Thanks for your free (GNU) rcs!!!! > > > -- > Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple > Bug reporting: http://cygwin.com/bugs.html > Documentation: http://cygwin.com/docs.html > FAQ: http://cygwin.com/faq/ > -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/