1# From jhart@avcnet.bates.edu Sun Oct 6 16:05:21 2002 2# Return-Path: <jhart@avcnet.bates.edu> 3# Received: from localhost (skeeve [127.0.0.1]) 4# by skeeve.com (8.11.6/8.11.6) with ESMTP id g96D5Jf28053 5# for <arnold@localhost>; Sun, 6 Oct 2002 16:05:21 +0300 6# Received: from actcom.co.il [192.114.47.1] 7# by localhost with POP3 (fetchmail-5.9.0) 8# for arnold@localhost (single-drop); Sun, 06 Oct 2002 16:05:21 +0300 (IDT) 9# Received: by actcom.co.il (mbox arobbins) 10# (with Cubic Circle's cucipop (v1.31 1998/05/13) Sun Oct 6 16:06:39 2002) 11# X-From_: jhart@avcnet.bates.edu Sun Oct 6 15:31:59 2002 12# Received: from lmail.actcom.co.il by actcom.co.il with ESMTP 13# (8.11.6/actcom-0.2) id g96CVrS27315 for <arobbins@actcom.co.il>; 14# Sun, 6 Oct 2002 15:31:54 +0300 (EET DST) 15# (rfc931-sender: mail.actcom.co.il [192.114.47.13]) 16# Received: from f7.net (consort.superb.net [209.61.216.22]) 17# by lmail.actcom.co.il (8.11.6/8.11.6) with ESMTP id g96CVqY01629 18# for <arobbins@actcom.co.il>; Sun, 6 Oct 2002 15:31:52 +0300 19# Received: from fencepost.gnu.org (fencepost.gnu.org [199.232.76.164]) 20# by f7.net (8.11.6/8.11.6) with ESMTP id g96CVp418974 21# for <arnold@skeeve.com>; Sun, 6 Oct 2002 08:31:51 -0400 22# Received: from monty-python.gnu.org ([199.232.76.173]) 23# by fencepost.gnu.org with esmtp (Exim 4.10) 24# id 17yAZa-00055o-00 25# for bug-gawk@gnu.org; Sun, 06 Oct 2002 08:31:50 -0400 26# Received: from mail by monty-python.gnu.org with spam-scanned (Exim 4.10) 27# id 17yAZE-0007eB-00 28# for bug-gawk@gnu.org; Sun, 06 Oct 2002 08:31:29 -0400 29# Received: from avcnet.bates.edu ([134.181.128.62]) 30# by monty-python.gnu.org with esmtp (Exim 4.10) 31# id 17yAZ9-0007X3-00 32# for bug-gawk@gnu.org; Sun, 06 Oct 2002 08:31:23 -0400 33# Received: from a5514a.bates.edu (www.bates.edu [134.181.128.62]) 34# by avcnet.bates.edu (8.9.3/8.9.3) with ESMTP id IAA05400 35# for <bug-gawk@gnu.org>; Sun, 6 Oct 2002 08:31:20 -0400 36# Date: Sun, 6 Oct 2002 08:36:54 -0400 37# Mime-Version: 1.0 (Apple Message framework v482) 38# Content-Type: text/plain; charset=US-ASCII; format=flowed 39# Subject: Infinite loop in sub/gsub 40# From: jhart@avcnet.bates.edu 41# To: bug-gawk@gnu.org 42# Content-Transfer-Encoding: 7bit 43# Message-Id: <4BC4A4F0-D928-11D6-8E78-00039384A9CC@mail.avcnet.org> 44# X-Mailer: Apple Mail (2.482) 45# X-Spam-Status: No, hits=0.3 required=5.0 46# tests=NO_REAL_NAME,SPAM_PHRASE_00_01,USER_AGENT_APPLEMAIL 47# version=2.41 48# X-Spam-Level: 49# X-SpamBouncer: 1.4 (10/07/01) 50# X-SBClass: OK 51# Status: RO 52# 53# This command line: 54# 55# echo "''Italics with an apostrophe'' embedded''"|gawk -f test.awk 56# 57# where test.awk contains this instruction: 58# 59/''/ { sub(/''(.?[^']+)*''/, "<em>&</em>"); } 60# 61# puts gawk 3.11 into an infinite loop. Whereas, this command works: 62# 63# echo "''Italics with an apostrophe' embedded''"|gawk -f test.awk 64# 65# 66# 67# Platform: Mac OS X 10.1.5/Darwin Kernel Version 5.5: Thu May 30 14:51:26 68# PDT 2002; root:xnu/xnu-201.42.3.obj~1/RELEASE_PPC 69# 70# 71