Documentation update.

git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@710 6239d852-aaf2-0410-a92c-79f79f948069

1 files changed, 12 insertions, 9 deletions

diff --git a/doc/html/pcre2_substitute.html b/doc/html/pcre2_substitute.html
index 2dfd094..40cbe04 100644
--- a/doc/html/pcre2_substitute.html
+++ b/doc/html/pcre2_substitute.html
@@ -47,26 +47,29 @@ Its arguments are:
   <i>outputbuffer</i>  Points to the output buffer
   <i>outlengthptr</i>  Points to the length of the output buffer
 </pre>
-A match context is needed only if you want to:
+A match data block is needed only if you want to inspect the data from the
+match that is returned in that block. A match context is needed only if you
+want to:
 <pre>
   Set up a callout function
-  Change the limit for calling the internal function <i>match()</i>
-  Change the limit for calling <i>match()</i> recursively
-  Set custom memory management when the heap is used for recursion
+  Set a matching offset limit
+  Change the backtracking match limit
+  Change the backtracking depth limit
+  Set custom memory management in the match context
 </pre>
 The <i>length</i>, <i>startoffset</i> and <i>rlength</i> values are code
 units, not characters, as is the contents of the variable pointed at by
 <i>outlengthptr</i>, which is updated to the actual length of the new string.
-The options are:
+The subject and replacement lengths can be given as PCRE2_ZERO_TERMINATED for 
+zero-terminated strings. The options are:
 <pre>
   PCRE2_ANCHORED             Match only at the first position
   PCRE2_NOTBOL               Subject is not the beginning of a line
   PCRE2_NOTEOL               Subject is not the end of a line
   PCRE2_NOTEMPTY             An empty string is not a valid match
-  PCRE2_NOTEMPTY_ATSTART     An empty string at the start of the
-                              subject is not a valid match
-  PCRE2_NO_UTF_CHECK         Do not check the subject or replacement
-                              for UTF validity (only relevant if
+  PCRE2_NOTEMPTY_ATSTART     An empty string at the start of the subject is not a valid match
+  PCRE2_NO_JIT               Do not use JIT matching
+  PCRE2_NO_UTF_CHECK         Do not check the subject or replacement for UTF validity (only relevant if
                               PCRE2_UTF was set at compile time)
   PCRE2_SUBSTITUTE_EXTENDED  Do extended replacement processing
   PCRE2_SUBSTITUTE_GLOBAL    Replace all occurrences in the subject