In perl.git, the branch maint-5.22 has been updated <http://perl5.git.perl.org/perl.git/commitdiff/1e281fb3063c0569dac1905938e644f8d82530d0?hp=2e56db99e9c5fd027954d68ea2b8d43b6de07830>
- Log ----------------------------------------------------------------- commit 1e281fb3063c0569dac1905938e644f8d82530d0 Author: Steve Hay <[email protected]> Date: Sun Apr 10 13:31:07 2016 +0100 A few more perldelta tweaks ----------------------------------------------------------------------- Summary of changes: pod/perldelta.pod | 107 +++++++++++++++++++++++++++++------------------------- 1 file changed, 58 insertions(+), 49 deletions(-) diff --git a/pod/perldelta.pod b/pod/perldelta.pod index 5827b12..412b72d 100644 --- a/pod/perldelta.pod +++ b/pod/perldelta.pod @@ -26,10 +26,10 @@ L<[perl #126862]|https://rt.perl.org/Ticket/Display.html?id=126862>. =head2 Set proper umask before calling C<mkstemp(3)> -In 5.22 perl started setting umask to C<0600> before calling C<mkstemp(3)> and -restoring it afterwards. This wrongfully tells C<open(2)> to strip the owner -read and write bits from the given mode before applying it, rather than the -intended negation of leaving only those bits in place. +In 5.22.0 perl started setting umask to C<0600> before calling C<mkstemp(3)> +and restoring it afterwards. This wrongfully tells C<open(2)> to strip the +owner read and write bits from the given mode before applying it, rather than +the intended negation of leaving only those bits in place. Systems that use mode C<0666> in C<mkstemp(3)> (like old versions of glibc) create a file with permissions C<0066>, leaving world read and write permissions @@ -41,28 +41,28 @@ L<[perl #127322]|https://rt.perl.org/Ticket/Display.html?id=127322> =head2 Avoid accessing uninitialized memory in Win32 C<crypt()> -Added validation that will detect both a short salt and invalid characters in -the salt. +Validation that will detect both a short salt and invalid characters in the +salt has been added. L<[perl #126922]|https://rt.perl.org/Ticket/Display.html?id=126922> =head2 Remove duplicate environment variables from C<environ> Previously, if an environment variable appeared more than once in C<environ[]>, -C<%ENV> would contain the last entry for that name, while a typical C<getenv()> -would return the first entry. We now make sure C<%ENV> contains the same as -what C<getenv()> returns. +L<C<%ENV>|perlvar/%ENV> would contain the last entry for that name, while a +typical C<getenv()> would return the first entry. We now make sure C<%ENV> +contains the same as what C<getenv()> returns. -Second, we remove duplicates from C<environ[]>, so if a setting with that name -is set in C<%ENV> we won't pass an unsafe value to a child process. +Secondly, we now remove duplicates from C<environ[]>, so if a setting with that +name is set in C<%ENV> we won't pass an unsafe value to a child process. This is CVE-2016-2381. =head1 Incompatible Changes -There are no changes intentionally incompatible with 5.22.1. If any exist, -they are bugs, and we request that you submit a report. See L</Reporting Bugs> -below. +There are no changes intentionally incompatible with Perl 5.22.1. If any +exist, they are bugs, and we request that you submit a report. See +L</Reporting Bugs> below. =head1 Modules and Pragmata @@ -74,7 +74,8 @@ below. L<File::Spec> has been upgraded from version 3.56 to 3.56_01. -C<canonpath()> now preserves taint. See L</"Fix loss of taint in C<canonpath()>">. +C<canonpath()> now preserves taint. See L</"Fix loss of taint in +C<canonpath()>">. =item * @@ -109,7 +110,8 @@ and improved. =item * -The documentation of C<hex()> has been revised to clarify valid inputs. +The documentation of L<C<hex()>|perlfunc/hex> has been revised to clarify valid +inputs. =back @@ -155,11 +157,6 @@ Compiling perl with B<-Dusecbacktrace> on Darwin now works again. L<[perl #127764]|https://rt.perl.org/Ticket/Display.html?id=127764> -=item ppc64el - -The floating point format of ppc64el (Debian naming for little-endian PowerPC) -is now detected correctly. - =item OS X/Darwin Builds with both B<-DDEBUGGING> and threading enabled would fail with a "panic: @@ -171,6 +168,11 @@ Perl now uses C<setenv()>/C<unsetenv()> to update the environment on OS X. L<[perl #126240]|https://rt.perl.org/Ticket/Display.html?id=126240> +=item ppc64el + +The floating point format of ppc64el (Debian naming for little-endian PowerPC) +is now detected correctly. + =item Tru64 A test failure in F<t/porting/extrefs.t> has been fixed. @@ -183,10 +185,10 @@ A test failure in F<t/porting/extrefs.t> has been fixed. =item * -Remove unwarranted assertion in C<Perl_newATTRSUB_x()>. If a stub subroutine -definition with a prototype has been seen, then any subsequent stub (or -definition) of the same subroutine with an attribute was causing an assertion -failure because of a null pointer. +An unwarranted assertion in C<Perl_newATTRSUB_x()> has been removed. If a stub +subroutine definition with a prototype has been seen, then any subsequent stub +(or definition) of the same subroutine with an attribute was causing an +assertion failure because of a null pointer. L<[perl #126845]|https://rt.perl.org/Ticket/Display.html?id=126845> @@ -204,9 +206,10 @@ L<[perl #126042]|https://rt.perl.org/Ticket/Display.html?id=126042> =item * -The C<pipe()> operator would assert for C<DEBUGGING> builds instead of -producing the correct error message. The condition asserted on is detected and -reported on correctly without the assertions, so the assertions were removed. +The L<C<pipe()>|perlfunc/pipe> operator would assert for C<DEBUGGING> builds +instead of producing the correct error message. The condition asserted on is +detected and reported on correctly without the assertions, so the assertions +were removed. L<[perl #126480]|https://rt.perl.org/Ticket/Display.html?id=126480> =item * @@ -217,8 +220,8 @@ L<[perl #126443]|https://rt.perl.org/Ticket/Display.html?id=126443> =item * -Report more context when we see an array where we expect to see an operator and -avoid an assertion failure. +Perl now reports more context when it sees an array where it expects to see an +operator, and avoids an assertion failure. L<[perl #123737]|https://rt.perl.org/Ticket/Display.html?id=123737> =item * @@ -231,14 +234,14 @@ L<[perl #125540]|https://rt.perl.org/Ticket/Display.html?id=125540> =item * -Avoid parsing beyond the end of the buffer when processing a C<#line> directive -with no filename. +Parsing beyond the end of the buffer when processing a C<#line> directive with +no filename is now avoided. L<[perl #127334]|https://rt.perl.org/Ticket/Display.html?id=127334> =item * -Perl 5.22 added support to the C99 hexadecimal floating point notation, but -sometimes misparses hex floats. This had been fixed. +Perl 5.22.0 added support for the C99 hexadecimal floating point notation, but +sometimes misparsed hex floats. This has been fixed. L<[perl #127183]|https://rt.perl.org/Ticket/Display.html?id=127183> =item * @@ -251,8 +254,9 @@ L<[perl #127537]|https://rt.perl.org/Ticket/Display.html?id=127537> =item * -Fixed an issue with C<pack()> where C<< pack "H" >> (and C<< pack "h" >>) could -read past the source when given a non-utf8 source and a utf8 target. +Fixed an issue with L<C<pack()>|perlfunc/pack> where C<< pack "H" >> (and +C<< pack "h" >>) could read past the source when given a non-utf8 source and a +utf8 target. L<[perl #126325]|https://rt.perl.org/Ticket/Display.html?id=126325> =item * @@ -269,24 +273,26 @@ L<[perl #127786]|https://rt.perl.org/Ticket/Display.html?id=127786> =item * -Avoid leaking memory when setting C<$ENV{foo}> on Darwin. +A memory leak when setting C<$ENV{foo}> on Darwin has been fixed. L<[perl #126240]|https://rt.perl.org/Ticket/Display.html?id=126240> =item * -Correctly raise an error when trying to compile patterns with unterminated -character classes while there are trailing backslashes. +Perl now correctly raises an error when trying to compile patterns with +unterminated character classes while there are trailing backslashes. L<[perl #126141]|https://rt.perl.org/Ticket/Display.html?id=126141> =item * -Handle C<NOTHING> regops and C<EXACTFU_SS> regops in C<make_trie()> properly. +C<NOTHING> regops and C<EXACTFU_SS> regops in C<make_trie()> are now handled +properly. L<[perl #126206]|https://rt.perl.org/Ticket/Display.html?id=126206> =item * -Only test C<semctl()> if we have everything needed to use it. In a FreeBSD the -C<semctl()> entry point may exist, but it can be disabled by policy. +Perl now only tests C<semctl()> if we have everything needed to use it. In +FreeBSD the C<semctl()> entry point may exist, but it can be disabled by +policy. L<[perl #127533]|https://rt.perl.org/Ticket/Display.html?id=127533> =item * @@ -297,16 +303,19 @@ L<[perl #126981]|https://rt.perl.org/Ticket/Display.html?id=126981> =item * -As an optimization, C<uc()>, C<lc()>, C<ucfirst()> and C<lcfirst()> sometimes -modify their argument in-place rather than returning a modified copy, as of -Perl 5.20.0. The critera for this optimization has been made stricter to avoid -these functions accidentally modifying in-place when they should not, which has -been happening in some cases, e.g. in L<List::Util>. +As an optimization (introduced in Perl 5.20.0), L<C<uc()>|perlfunc/uc>, +L<C<lc()>|perlfunc/lc>, L<C<ucfirst()>|perlfunc/ucfirst> and +L<C<lcfirst()>|perlfunc/lcfirst> sometimes modify their argument in-place +rather than returning a modified copy. The criteria for this optimization has +been made stricter to avoid these functions accidentally modifying in-place +when they should not, which has been happening in some cases, e.g. in +L<List::Util>. =item * -A problem with excessive memory usage in the compilation of some regular -expressions involving non-ASCII characters has been alleviated. +Excessive memory usage in the compilation of some regular expressions involving +non-ASCII characters has been reduced. A more complete fix is forthcoming in +Perl 5.24.0. =back -- Perl5 Master Repository
