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Documentation update.

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Philip.Hazel 2019-06-20 15:50:21 +00:00
parent 9c53b6b11a
commit 9d00c46ff1
3 changed files with 16 additions and 14 deletions
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9
doc/html/pcre2pattern.html
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@ -3321,12 +3321,13 @@ the outer parentheses.
because an ungreedy quantification with a minimum of zero acts only when a because an ungreedy quantification with a minimum of zero acts only when a
backtrack happens. Consider, for example, backtrack happens. Consider, for example,
<pre> <pre>
A(*ACCEPT)??BC (A(*ACCEPT)??B)C
</pre> </pre>
where A, B, and C may be complex expressions. After matching "A", the matcher where A, B, and C may be complex expressions. After matching "A", the matcher
processes "BC"; if that fails, causing a backtrack, (*ACCEPT) is triggered and processes "BC"; if that fails, causing a backtrack, (*ACCEPT) is triggered and
the match succeeds. Whereas (*COMMIT) (see below) means "fail on backtrack", a the match succeeds. In both cases, all but C is captured. Whereas (*COMMIT)
repeated (*ACCEPT) of this type means "succeed on backtrack". (see below) means "fail on backtrack", a repeated (*ACCEPT) of this type means
"succeed on backtrack".
</P> </P>
<P> <P>
<b>Warning:</b> (*ACCEPT) should not be used within a script run group, because <b>Warning:</b> (*ACCEPT) should not be used within a script run group, because
@ -3742,7 +3743,7 @@ Cambridge, England.
</P> </P>
<br><a name="SEC31" href="#TOC1">REVISION</a><br> <br><a name="SEC31" href="#TOC1">REVISION</a><br>
<P> <P>
Last updated: 10 June 2019 Last updated: 20 June 2019
<br> <br>
Copyright &copy; 1997-2019 University of Cambridge. Copyright &copy; 1997-2019 University of Cambridge.
<br> <br>

10
doc/pcre2.txt
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@ -9030,13 +9030,13 @@ BACKTRACKING CONTROL
fied because an ungreedy quantification with a minimum of zero acts fied because an ungreedy quantification with a minimum of zero acts
only when a backtrack happens. Consider, for example, only when a backtrack happens. Consider, for example,
A(*ACCEPT)??BC (A(*ACCEPT)??B)C
where A, B, and C may be complex expressions. After matching "A", the where A, B, and C may be complex expressions. After matching "A", the
matcher processes "BC"; if that fails, causing a backtrack, (*ACCEPT) matcher processes "BC"; if that fails, causing a backtrack, (*ACCEPT)
is triggered and the match succeeds. Whereas (*COMMIT) (see below) is triggered and the match succeeds. In both cases, all but C is cap-
means "fail on backtrack", a repeated (*ACCEPT) of this type means tured. Whereas (*COMMIT) (see below) means "fail on backtrack", a
"succeed on backtrack". repeated (*ACCEPT) of this type means "succeed on backtrack".
Warning: (*ACCEPT) should not be used within a script run group, Warning: (*ACCEPT) should not be used within a script run group,
because it causes an immediate exit from the group, bypassing the because it causes an immediate exit from the group, bypassing the
@ -9428,7 +9428,7 @@ AUTHOR
REVISION REVISION
Last updated: 10 June 2019 Last updated: 20 June 2019
Copyright (c) 1997-2019 University of Cambridge. Copyright (c) 1997-2019 University of Cambridge.
------------------------------------------------------------------------------ ------------------------------------------------------------------------------

11
doc/pcre2pattern.3
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@ -1,4 +1,4 @@
.TH PCRE2PATTERN 3 "10 June 2019" "PCRE2 10.34" .TH PCRE2PATTERN 3 "20 June 2019" "PCRE2 10.34"
.SH NAME .SH NAME
PCRE2 - Perl-compatible regular expressions (revised API) PCRE2 - Perl-compatible regular expressions (revised API)
.SH "PCRE2 REGULAR EXPRESSION DETAILS" .SH "PCRE2 REGULAR EXPRESSION DETAILS"
@ -3366,12 +3366,13 @@ the outer parentheses.
because an ungreedy quantification with a minimum of zero acts only when a because an ungreedy quantification with a minimum of zero acts only when a
backtrack happens. Consider, for example, backtrack happens. Consider, for example,
.sp .sp
A(*ACCEPT)??BC (A(*ACCEPT)??B)C
.sp .sp
where A, B, and C may be complex expressions. After matching "A", the matcher where A, B, and C may be complex expressions. After matching "A", the matcher
processes "BC"; if that fails, causing a backtrack, (*ACCEPT) is triggered and processes "BC"; if that fails, causing a backtrack, (*ACCEPT) is triggered and
the match succeeds. Whereas (*COMMIT) (see below) means "fail on backtrack", a the match succeeds. In both cases, all but C is captured. Whereas (*COMMIT)
repeated (*ACCEPT) of this type means "succeed on backtrack". (see below) means "fail on backtrack", a repeated (*ACCEPT) of this type means
"succeed on backtrack".
.P .P
\fBWarning:\fP (*ACCEPT) should not be used within a script run group, because \fBWarning:\fP (*ACCEPT) should not be used within a script run group, because
it causes an immediate exit from the group, bypassing the script run checking. it causes an immediate exit from the group, bypassing the script run checking.
@ -3777,6 +3778,6 @@ Cambridge, England.
.rs .rs
.sp .sp
.nf .nf
Last updated: 10 June 2019 Last updated: 20 June 2019
Copyright (c) 1997-2019 University of Cambridge. Copyright (c) 1997-2019 University of Cambridge.
.fi .fi