perl5133delta.pod: editorial changes and cleanup

1 files changed, 53 insertions, 60 deletions

diff --git a/pod/perl5133delta.pod b/pod/perl5133delta.pod
index a9f5703efd..c39dbf4f51 100644
--- a/pod/perl5133delta.pod
+++ b/pod/perl5133delta.pod
@@ -15,17 +15,16 @@ L<perl5132delta>, which describes differences between 5.13.1 and
 
 =head1 Core Enhancements
 
-=head2 \o{...}
+=head2 \o{...} for octals
 
-The escape sequence C<"\o"> in double-quotish contexts is now defined.
+There is a new escape sequence, C<"\o">, in double-quote-like contexts.
 It must be followed by braces enclosing an octal number of at least one
-digit.  It means the character whose ordinal value is that octal number.
-This construct allows large octal ordinals beyond the current max of
-0777 to be represented.  It also allows you to specify a character in
-octal which can safely be concatenated with other regex snippets without
-danger of changing its meaning, and one which won't ever be confused
-with being a backreference to a regex capture group.  See
-L<perlre/Capture groups>
+digit.  It interpolates as the character with an ordinal value equal to
+the octal number.  This construct allows large octal ordinals beyond the
+current max of 0777 to be represented.  It also allows you to specify a
+character in octal which can safely be concatenated with other regex
+snippets and which won't be confused with being a backreference to
+a regex capture group.  See L<perlre/Capture groups>.
 
 =head2 C<\N{I<name>}> and C<charnames> enhancements
 
@@ -38,7 +37,7 @@ in common usage of some C1 full names.
 In the past, it was ineffective to override one of Perl's abbreviations
 with your own custom alias.  Now it works.
 
-And you can create a custom alias directly to the ordinal of a
+You can also create a custom alias directly to the ordinal of a
 character, known by C<\N{...}>, C<charnames::vianame()>, and
 C<charnames::viacode()>.  Previously, an alias had to be to an official
 Unicode character name.  This made it impossible to create an alias for
@@ -65,26 +64,27 @@ Perl more internally consistent. A round-trip with C<eval sprintf
 =head2 \400 - \777
 
 Use of C<\400> - C<\777> in regexes in certain circumstances has given
-different, anomalous behavior than their use in all other double-quotish
-contexts.   Since 5.10.1, a deprecated warning message has been raised
-when this happens.  Now, all double-quotish contexts have the same
-behavior, namely to be equivalent to C<\x{100}> - C<\x{1FF}>, with no
-deprecation warning. Use of these values in the command line option
-C<"-0"> retains the current meaning to slurp input files whole;
-previously, this was documented only for C<"-0777">.  It is recommended,
-however, because of various ambiguities, to use the new L</\o{...}>
-construct to represent characters in octal (fa1639c..f6993e9).
+different, anomalous behavior than their use in all other
+double-quote-like contexts.   Since 5.10.1, a deprecated warning message
+has been raised when this happens.  Now, all double-quote-like contexts
+have the same behavior, namely to be equivalent to C<\x{100}> -
+C<\x{1FF}>, with no deprecation warning. Use of these values in the
+command line option C<"-0"> retains the current meaning to slurp input
+files whole; previously, this was documented only for C<"-0777">.  It is
+recommended, however, because of various ambiguities, to use the new
+L</\o{...}> construct to represent characters in octal.
+(fa1639c..f6993e9).
 
 =head1 Deprecations
 
-=head2 Omitting a space between regular expression and subsequent word
+=head2 Omitting a space between a regular expression and subsequent word
 
 Omitting a space between a regex pattern or pattern modifiers and the
-following word is deprecated. Deprecation for regular expression matches
-was added in Perl 5.13.2.  In this release, the deprecation is extended
-to regular expression substitutions. For example, 
+following word is deprecated. Deprecation for regular expression
+I<matches> was added in Perl 5.13.2.  In this release, the deprecation
+is extended to regular expression I<substitutions>. For example,
 C<< s/foo/bar/sand $bar >> will still be parsed as
-C<< s/foo/bar/s and $bar >> but will issue a warning.  
+C<< s/foo/bar/s and $bar >> but will issue a warning. (aa78b66)
 
 =head2 Deprecation warning added for deprecated-in-core .pl libs
 
@@ -96,14 +96,8 @@ course, does not generate the warning. (0111154)
 
 =head1 Performance Enhancements
 
-=over 4
-
-=item *
-
 There are several small optimizations to improve CPU cache performance
 
-=back
-
 =head1 Modules and Pragmata
 
 =head2 Updated Modules and Pragmata
@@ -218,7 +212,7 @@ IPC-Cmd updated to CPAN version 0.60 (e667e1e)
 
 IPC-SysV updated to CPAN version 2.03 (10613b6)
 
-=item * 
+=item *
 
 Locale::Maketext guts have been merged back into the main module (87d86da)
 and adds external cache support (ace47d6)
@@ -277,7 +271,7 @@ The Perl 5.12.1 perldelta file was added from the Perl maintenance branch
 
 =item *
 
-Octal character escapes in documentation now prefer a three-digit octal 
+Octal character escapes in documentation now prefer a three-digit octal
 escape or the new C<\o{}> escape as they have more consistent behavior
 in different contexts than other forms. (ce7b6f0) (d8b950d) (e1f120a)
 
@@ -298,7 +292,7 @@ Added cautionary note about "no VERSION" (e0de7c2)
 
 =item *
 
-Add additional notes regarding srand and forking (d460397)
+Added additional notes regarding srand when forking (d460397)
 
 =back
 
@@ -312,8 +306,8 @@ Improved documentation of unusual character escapes (4068718, 9644846)
 
 =item *
 
-Clarifies how hexadecimal escapes are interpreted, with particular
-attention to the treatment of invalid characters. (9644846)
+Clarified how hexadecimal escapes are interpreted, with particular
+attention to the treatment of invalid characters (9644846)
 
 =back
 
@@ -323,7 +317,7 @@ attention to the treatment of invalid characters. (9644846)
 
 =item *
 
-Clarifies the behavior of the C<-0NNN> switch for C<-0400> or higher (7ba31cb)
+Clarified the behavior of the C<-0NNN> switch for C<-0400> or higher (7ba31cb)
 
 =back
 
@@ -344,7 +338,7 @@ terms like "deprecation" (70e4a83)
 
 =item *
 
-Added examples on the perils of not using \g{} when there are more
+Added examples of the perils of not using \g{} when there are more
 than nine back-references (9d86067)
 
 =back
@@ -355,7 +349,7 @@ than nine back-references (9d86067)
 
 =item *
 
-Some examples updated for modern Perl style (67d00dd)
+Updated some examples for modern Perl style (67d00dd)
 
 =back
 
@@ -368,9 +362,9 @@ Some examples updated for modern Perl style (67d00dd)
 =item *
 
 The remote terminal works after forking and spawns new sessions - one
-for each forked process.
+for each forked process (11653f7)
 
-=item * 
+=item *
 
 Uses the less pager path from Config instead of searching for it (bf320d6)
 
@@ -382,7 +376,8 @@ Uses the less pager path from Config instead of searching for it (bf320d6)
 
 =item *
 
-Adjusts 'make test.valgrind' to account for cpan/dist/ext separation. (e07ce2e)
+Adjusted 'make test.valgrind' to account for cpan/dist/ext separation
+(e07ce2e)
 
 =back
 
@@ -414,7 +409,7 @@ Several test files have been modernized to use Test::More
 
 Support for MacOS Classic within ExtUtils::MakeMaker was removed from Perl in
 December 2004.  Vestigial MacOS Classic specific code has now been removed
-from other core modules as well (8f8c2a4..c457df0).
+from other core modules as well (8f8c2a4..c457df0)
 
 =back
 
@@ -425,7 +420,7 @@ from other core modules as well (8f8c2a4..c457df0).
 =item Win32
 
 t/io/openpid.t now uses the alarm() watchdog strategy for more
-robustness. (5732108)
+robustness (5732108)
 
 =back
 
@@ -452,15 +447,15 @@ function. See L<perlguts/"Compile-time scope hooks">.
 
 =item *
 
-Added C<Perl_croak_no_modify()> to implement 
-C<Perl_croak("%s", PL_no_modify)>. (6ad8f25)
+Added C<Perl_croak_no_modify()> to implement
+C<Perl_croak("%s", PL_no_modify)> (6ad8f25)
 
 =item *
 
-Added prototypes for C<tie()> and C<untie()> to allow overloading. (RT#75902)
+Added prototypes for C<tie()> and C<untie()> to allow overloading (RT#75902)
 (1db4d19)
 
-=item * 
+=item *
 
 Adds C<my_[l]stat_flags()> to replace C<my_[l]stat()>.  C<my_stat()> and
 C<my_lstat()> call get magic on the stack arg, so create C<_flags()>
@@ -483,17 +478,17 @@ longer crash the interpreter.
 =item *
 
 Fixed readline() when interrupted by signals so it no longer returns
-the "same thing" as before or random memory.
+the "same thing" as before or random memory
 
 =item *
 
 Fixed a regression of kill() when a match variable is used for the
-process ID to kill.  (RT#75812) (8af710e)
+process ID to kill  (RT#75812) (8af710e)
 
 =item *
 
 Fixed several subtle bugs in sort() when @_ is accessed within a subroutine
-used for sorting. (RT#72334) (8f443ca)
+used for sorting (RT#72334) (8f443ca)
 
 =item *
 
@@ -509,7 +504,7 @@ Fixed POSIX::strftime memory leak (RT#73520) (c4bc4aa)
 
 =item *
 
-Doesn't set strict with C<no VERSION> if C<VERSION> is greater than 5.12.
+Doesn't set strict with C<no VERSION> if C<VERSION> is greater than 5.12
 (da8fb5d)
 
 =item *
@@ -549,23 +544,21 @@ Fix pthread include error for Time::Piece (e9f284c)
 =item *
 
 Bug fixes involving CvGV reference counting break Sub::Name.  A
-patch has been sent upstream to the maintainer.
+patch has been sent upstream to the maintainer
 
 =item *
 
 readline() returns an empty string instead of undef when it is
-interrupted by a signal.
+interrupted by a signal
 
 =item *
 
 Test-Harness was updated from 3.17 to 3.21 for this release. A rewrite
-in how it handles non-Perl tests (in 3.17_01) broke argument passing
-to non-Perl tests with L<prove(1)> (RT #59186), and required that
-non-Perl tests be run as C<prove ./test.sh> instead of C<prove
-test.sh> (RT #59457).
-
-These issues are being solved upstream, but didn't make it into this
-release. They're expected to be fixed in time for perl v5.13.4.
+in how it handles non-Perl tests (in 3.17_01) broke argument passing to
+non-Perl tests with L<prove(1)> (RT #59186), and required that non-Perl
+tests be run as C<prove ./test.sh> instead of C<prove test.sh> These
+issues are being solved upstream, but didn't make it into this release.
+They're expected to be fixed in time for perl v5.13.4.  (RT #59457)
 
 =back