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Maintenance notes update.

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Philip.Hazel 2018-08-13 11:00:47 +00:00
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@ -137,9 +137,7 @@ distribution for a new release.
PCRE2-specific features or options).
. It is possible to test with the emulated memmove() function by undefining
HAVE_MEMMOVE and HAVE_BCOPY in config.h, though I do not do this often. You
may see a number of "pcre2_memmove defined but not used" warnings for the
modules in which there is no call to memmove(). These can be ignored.
HAVE_MEMMOVE and HAVE_BCOPY in config.h, though I do not do this often.
. Documentation: check AUTHORS, ChangeLog (check version and date), LICENCE,
NEWS (check version and date), NON-AUTOTOOLS-BUILD, and README. Many of these
@ -261,10 +259,6 @@ very sensible; some are rather wacky. Some have been on this list for years.
leaves $2 set. In Perl, it's unset. Changing this in PCRE2 will be very hard
because I think it needs much more state to be remembered.
. An option to use NUL as a line terminator in subject strings. This could be
done relatively easily. If it is done, a suitable option for pcre2grep is
also required.
. A feature to suspend a match via a callout was once requested.
. An option to convert results into character offsets and character lengths.
@ -311,7 +305,9 @@ very sensible; some are rather wacky. Some have been on this list for years.
. PCRE2 cannot at present distinguish between subpatterns with different names,
but the same number (created by the use of ?|). In order to do so, a way of
remembering *which* subpattern numbered n matched is needed. Bugzilla #760.
(*MARK) can perhaps be used as a way round this problem.
(*MARK) can perhaps be used as a way round this problem. However, note that
Perl does not distinguish: like PCRE2, a name is just an alias for a number
in Perl.
. Instead of having #ifdef HAVE_CONFIG_H in each module, put #include
"something" and the the #ifdef appears only in one place, in "something".
@ -326,7 +322,8 @@ very sensible; some are rather wacky. Some have been on this list for years.
. A user wanted a way of ignoring all Unicode "mark" characters so that, for
example "a" followed by an accent would, together, match "a".
. Perl supports [\N{x}-\N{y}] as a Unicode range, even in EBCDIC.
. Perl supports [\N{x}-\N{y}] as a Unicode range, even in EBCDIC. PCRE2
supports \N{U+dd..} everywhere but, not in EBCDIC.
. Unicode stuff from Perl:
@ -365,4 +362,4 @@ very sensible; some are rather wacky. Some have been on this list for years.
Philip Hazel
Email local part: ph10
Email domain: cam.ac.uk
Last updated: 07 July 2018
Last updated: 13 August 2018