Portability fix for Test::Simple 'do' test.

[perl5.git] / Porting / config_h.pl

diff --git a/Porting/config_h.pl b/Porting/config_h.pl
index 2543b34..8ac1582 100755 (executable)
--- a/Porting/config_h.pl
+++ b/Porting/config_h.pl
@@ -3,7 +3,10 @@
 # This script reorders config_h.SH after metaconfig
 # Changing metaconfig is too complicated
 #
-# Copyright (C) 2005-2005 by H.Merijn Brand (m)'05 [25-05-2005]
+# This script is run just after metaconfig, and it
+# is run ONLY ONCE. Not to be used afterwards
+#
+# Copyright (C) 2005-2012 by H.Merijn Brand (m)'12 [22-09-2012]
 #
 # You may distribute under the terms of either the GNU General Public
 # License or the Artistic License, as specified in the README file.
@@ -12,7 +15,7 @@ use strict;
 use warnings;
 
 my ($cSH, $ch, @ch, %ch) = ("config_h.SH");
-open $ch, "<$cSH" or die "Cannot open $cSH: $!\n";
+open $ch, '<', $cSH or die "Cannot open $cSH: $!\n";
 {   local $/ = "\n\n";
     @ch = <$ch>;
     close  $ch;
@@ -30,9 +33,12 @@ sub ch_index ()
 
 my %dep = (
     # This symbol must be defined BEFORE ...
+    BYTEORDER          => [ qw( UVSIZE                         ) ],
     LONGSIZE           => [ qw( BYTEORDER                      ) ],
     MULTIARCH          => [ qw( BYTEORDER MEM_ALIGNBYTES       ) ],
     HAS_QUAD           => [ qw( I64TYPE                        ) ],
+    HAS_GETGROUPS      => [ qw( Groups_t                       ) ],
+    HAS_SETGROUPS      => [ qw( Groups_t                       ) ],
     );
 
 my $changed;
@@ -51,6 +57,27 @@ do {
        }
     } while ($changed);
 
-open  $ch, "> $cSH" or die "Cannot write $cSH: $!\n";
+# 30327
+for (grep m{echo .Extracting \$CONFIG_H} => @ch) {
+    my $case = join "\n",
+       qq{case "\$CONFIG_H" in},
+       qq{already-done) echo "Not re-extracting config.h" ;;},
+       qq{*)}, "";
+    s{^(?=echo .Extracting)}{$case}m;
+    }
+push @ch, ";;\nesac\n";
+
+
+open  $ch, '>', $cSH or die "Cannot write $cSH: $!\n";
+print $ch <<EOW;
+#!/bin/sh
+#
+# THIS IS A GENERATED FILE
+# DO NOT HAND-EDIT
+#
+# See Porting/config_h.pl
+
+EOW
+
 print $ch @ch;
 close $ch;