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Update awk(1) manual to state an exception to egrep(1)-like RE syntax

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Reviewed by:	imp, jmg
MFC after:	3 days
Sponsored by:	Smule, Inc.
Differential Revision:	https://reviews.freebsd.org/D17739
This commit is contained in:
Devin Teske 2018-11-02 23:03:40 +00:00
parent 4a38ee6de7
commit e0ff4751f0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=340091
1 changed files with 7 additions and 3 deletions
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10
contrib/one-true-awk/awk.1
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@ -352,9 +352,13 @@ Patterns are arbitrary Boolean combinations
of regular expressions and
relational expressions.
Regular expressions are as in
.IR egrep ;
see
.IR grep (1).
.IR egrep (1)
except numeric quantifiers are not supported beyond the basic
.B +
and
.B ?
for quantities \&\f(CW"0 or 1"\fP and \&\f(CW"1 or more"\fP
respectively.
Isolated regular expressions
in a pattern apply to the entire line.
Regular expressions may also occur in