Allow fixed-length subroutine calls in lookbehinds.

git-svn-id: svn://vcs.exim.org/pcre/code/trunk@454 2f5784b3-3f2a-0410-8824-cb99058d5e15

1 files changed, 7 insertions, 4 deletions

diff --git a/doc/html/pcreapi.html b/doc/html/pcreapi.html
index 1d1ca12..cac98d9 100644
--- a/doc/html/pcreapi.html
+++ b/doc/html/pcreapi.html
@@ -434,9 +434,12 @@ If <i>errptr</i> is NULL, <b>pcre_compile()</b> returns NULL immediately.
 Otherwise, if compilation of a pattern fails, <b>pcre_compile()</b> returns
 NULL, and sets the variable pointed to by <i>errptr</i> to point to a textual
 error message. This is a static string that is part of the library. You must
-not try to free it. The offset from the start of the pattern to the character
-where the error was discovered is placed in the variable pointed to by
-<i>erroffset</i>, which must not be NULL. If it is, an immediate error is given.
+not try to free it. The byte offset from the start of the pattern to the
+character that was being processes when the error was discovered is placed in
+the variable pointed to by <i>erroffset</i>, which must not be NULL. If it is,
+an immediate error is given. Some errors are not detected until checks are
+carried out when the whole pattern has been scanned; in this case the offset is
+set to the end of the pattern.
 </P>
 <P>
 If <b>pcre_compile2()</b> is used instead of <b>pcre_compile()</b>, and the
@@ -2018,7 +2021,7 @@ Cambridge CB2 3QH, England.
 </P>
 <br><a name="SEC22" href="#TOC1">REVISION</a><br>
 <P>
-Last updated: 11 September 2009
+Last updated: 22 September 2009
 <br>
 Copyright &copy; 1997-2009 University of Cambridge.
 <br>