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regex(3): belatedly document REG_POSIX from r363734

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My original patch included this documented, but it appears that I failed to
include the manpage update. Do so now.
This commit is contained in:
Kyle Evans 2020-08-04 02:06:49 +00:00
parent 6e0c8e1ae2
commit ba8b64de05
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=363817
1 changed files with 12 additions and 1 deletions
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13
lib/libc/regex/regex.3
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@ -32,7 +32,7 @@
.\" @(#)regex.3 8.4 (Berkeley) 3/20/94 .\" @(#)regex.3 8.4 (Berkeley) 3/20/94
.\" $FreeBSD$ .\" $FreeBSD$
.\" .\"
.Dd May 25, 2016 .Dd April 15, 2017
.Dt REGEX 3 .Dt REGEX 3
.Os .Os
.Sh NAME .Sh NAME
@ -183,6 +183,17 @@ compatible with but not specified by
.St -p1003.2 , .St -p1003.2 ,
and should be used with and should be used with
caution in software intended to be portable to other systems. caution in software intended to be portable to other systems.
.It Dv REG_POSIX
Compile only
.St -p1003.2
compliant expressions.
This flag has no effect unless linking against
.Nm libregex .
This is an extension,
compatible with but not specified by
.St -p1003.2 ,
and should be used with
caution in software intended to be portable to other systems.
.El .El
.Pp .Pp
When successful, When successful,