gnu: perl: Update to 5.30.0.

* gnu/packages/patches/perl-no-sys-dirs.patch: Adjust Errno.h hunk.
* gnu/packages/perl.scm (perl): Update to 5.30.0.

gnu/packages/patches/perl-no-sys-dirs.patch

@@ -112,20 +112,29 @@ Only in perl-5.20.0/: Configure.orig
 diff -ru -x '*~' -x '*.rej' perl-5.20.0-orig/ext/Errno/Errno_pm.PL perl-5.20.0/ext/Errno/Errno_pm.PL
 --- perl-5.20.0-orig/ext/Errno/Errno_pm.PL	2014-05-26 15:34:20.000000000 +0200
 +++ perl-5.20.0/ext/Errno/Errno_pm.PL	2014-06-25 10:31:24.317970047 +0200
-@@ -126,11 +126,7 @@
+@@ -114,7 +114,7 @@ sub get_files {
+     # When cross-compiling we may store a path for gcc's "sysroot" option:
+     my $sysroot = $Config{sysroot} || '';
+     my $linux_errno_h;
+-    if ($^O eq 'linux') {
++    if (0) {
+ 	# Some Linuxes have weird errno.hs which generate
+ 	# no #file or #line directives
+ 	($linux_errno_h) = grep { -e $_ } map { "$_/errno.h" }
+@@ -134,13 +134,6 @@ sub get_files {
  	if ($dep =~ /(\S+errno\.h)/) {
  	     $file{$1} = 1;
  	}
 -    } elsif ($^O eq 'linux' &&
 -	      $Config{gccversion} ne '' && 
--	      $Config{gccversion} !~ /intel/i
+-	      $Config{gccversion} !~ /intel/i &&
 -	      # might be using, say, Intel's icc
+-	      $linux_errno_h
 -	     ) {
-+    } elsif (0) {
+-	$file{$linux_errno_h} = 1;
-     # When cross-compiling we may store a path for gcc's "sysroot" option:
+     } elsif ($^O eq 'haiku') {
-     my $sysroot = $Config{sysroot} || '';
+ 	# hidden in a special place
- 	# Some Linuxes have weird errno.hs which generate
+ 	$file{'/boot/develop/headers/posix/errno.h'} = 1;
-Only in perl-5.20.0/ext/Errno: Errno_pm.PL.orig
 diff -ru -x '*~' -x '*.rej' perl-5.20.0-orig/hints/freebsd.sh perl-5.20.0/hints/freebsd.sh
 --- perl-5.20.0-orig/hints/freebsd.sh	2014-01-31 22:55:51.000000000 +0100
 +++ perl-5.20.0/hints/freebsd.sh	2014-06-25 10:25:53.263964680 +0200

gnu/packages/perl.scm

@@ -65,14 +65,14 @@
   ;; Yeah, Perl...  It is required early in the bootstrap process by Linux.
   (package
     (name "perl")
-    (version "5.28.2")
+    (version "5.30.0")
     (source (origin
              (method url-fetch)
              (uri (string-append "mirror://cpan/src/5.0/perl-"
                                  version ".tar.gz"))
              (sha256
               (base32
-               "1iynpsxdym4h76kgndmn3ykvwxhqz444xvaz8z2irsxkvmnlb5da"))
+               "1wkmz6xn3fswpqhz29akiklcxclnlykhp96a8bqcz36rak3i64l5"))
              (patches (search-patches
                        "perl-no-sys-dirs.patch"
                        "perl-autosplit-default-time.patch"