Fix pcretest's handling of patterns when \K in an assertion sets the start of a

match past the end of the match.


git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1418 2f5784b3-3f2a-0410-8824-cb99058d5e15

2 files changed, 9 insertions, 5 deletions

diff --git a/doc/pcrepattern.3 b/doc/pcrepattern.3
index 4c515f8..86299d2 100644
--- a/doc/pcrepattern.3
+++ b/doc/pcrepattern.3
@@ -1,4 +1,4 @@
-.TH PCREPATTERN 3 "03 December 2013" "PCRE 8.34"
+.TH PCREPATTERN 3 "27 December 2013" "PCRE 8.35"
 .SH NAME
 PCRE - Perl-compatible regular expressions
 .SH "PCRE REGULAR EXPRESSION DETAILS"
@@ -1004,7 +1004,9 @@ matches "foobar", the first substring is still set to "foo".
 .P
 Perl documents that the use of \eK within assertions is "not well defined". In
 PCRE, \eK is acted upon when it occurs inside positive assertions, but is
-ignored in negative assertions.
+ignored in negative assertions. Note that when a pattern such as (?=ab\eK)
+matches, the reported start of the match can be greater than the end of the 
+match.
 .
 .
 .\" HTML <a name="smallassertions"></a>
@@ -3255,6 +3257,6 @@ Cambridge CB2 3QH, England.
 .rs
 .sp
 .nf
-Last updated: 03 December 2013
+Last updated: 27 December 2013
 Copyright (c) 1997-2013 University of Cambridge.
 .fi
diff --git a/doc/pcresyntax.3 b/doc/pcresyntax.3
index 87f0cea..be442f4 100644
--- a/doc/pcresyntax.3
+++ b/doc/pcresyntax.3
@@ -1,4 +1,4 @@
-.TH PCRESYNTAX 3 "12 November 2013" "PCRE 8.34"
+.TH PCRESYNTAX 3 "27 December 2013" "PCRE 8.35"
 .SH NAME
 PCRE - Perl-compatible regular expressions
 .SH "PCRE REGULAR EXPRESSION SYNTAX SUMMARY"
@@ -309,6 +309,8 @@ but some of them use Unicode properties if PCRE_UCP is set. You can use
 .rs
 .sp
   \eK          reset start of match
+.sp
+\eK is honoured in positive assertions, but ignored in negative ones.   
 .
 .
 .SH "ALTERNATION"
@@ -508,6 +510,6 @@ Cambridge CB2 3QH, England.
 .rs
 .sp
 .nf
-Last updated: 12 November 2013
+Last updated: 27 December 2013
 Copyright (c) 1997-2013 University of Cambridge.
 .fi