From d2090a40d02b9d93d1d8ac3d0f7419f9b3302ed7 Mon Sep 17 00:00:00 2001 From: Kyle Evans Date: Wed, 29 Jul 2020 23:59:35 +0000 Subject: [PATCH] UPDATING / RELNOTES: Document new regcomp(3) behavior This is a breaking change that had a not-insignificant impact in ports, it is worth documenting it well. --- RELNOTES | 4 ++++ UPDATING | 7 +++++++ 2 files changed, 11 insertions(+) diff --git a/RELNOTES b/RELNOTES index c78f92c68977..d34c504ca760 100644 --- a/RELNOTES +++ b/RELNOTES @@ -10,6 +10,10 @@ newline. Entries should be separated by a newline. Changes to this file should not be MFCed. +r363679: + Applications using regex(3), e.g. sed/grep, will no longer accept + redundant escapes for most ordinary characters. + r363253: SCTP support has been removed from GENERIC kernel configurations. The SCTP stack is now built as sctp.ko and can be dynamically loaded. diff --git a/UPDATING b/UPDATING index ee69605d9f28..be57064412b7 100644 --- a/UPDATING +++ b/UPDATING @@ -26,6 +26,13 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 13.x IS SLOW: disable the most expensive debugging functionality run "ln -s 'abort:false,junk:false' /etc/malloc.conf".) +20200729: + r363679 has redefined some undefined behavior in regcomp(3); notably, + extraneous escapes of most ordinary characters will no longer be + accepted. An exp-run has identified all of the problems with this in + ports, but other non-ports software may need extra escapes removed to + continue to function. + 20200627: A new implementation of bc and dc has been imorted in r362681. This implementation corrects non-conformant behavior of the previous bc