Fix RT69056 - postive GPOS leads to segv on first match

[p5sagit/p5-mst-13.2.git] / lib / ExtUtils / Command.pm

diff --git a/lib/ExtUtils/Command.pm b/lib/ExtUtils/Command.pm
index 63fbfd6..b5632ff 100644 (file)
--- a/lib/ExtUtils/Command.pm
+++ b/lib/ExtUtils/Command.pm
@@ -12,11 +12,34 @@ use vars qw(@ISA @EXPORT @EXPORT_OK $VERSION);
 @ISA       = qw(Exporter);
 @EXPORT    = qw(cp rm_f rm_rf mv cat eqtime mkpath touch test_f test_d chmod
                 dos2unix);
-$VERSION = '1.15';
+$VERSION = '1.16';
 
 my $Is_VMS   = $^O eq 'VMS';
+my $Is_VMS_mode = $Is_VMS;
+my $Is_VMS_noefs = $Is_VMS;
 my $Is_Win32 = $^O eq 'MSWin32';
 
+if( $Is_VMS ) {
+    my $vms_unix_rpt;
+    my $vms_efs;
+    my $vms_case;
+
+    if (eval { local $SIG{__DIE__}; require VMS::Feature; }) {
+        $vms_unix_rpt = VMS::Feature::current("filename_unix_report");
+        $vms_efs = VMS::Feature::current("efs_charset");
+        $vms_case = VMS::Feature::current("efs_case_preserve");
+    } else {
+        my $unix_rpt = $ENV{'DECC$FILENAME_UNIX_REPORT'} || '';
+        my $efs_charset = $ENV{'DECC$EFS_CHARSET'} || '';
+        my $efs_case = $ENV{'DECC$EFS_CASE_PRESERVE'} || '';
+        $vms_unix_rpt = $unix_rpt =~ /^[ET1]/i; 
+        $vms_efs = $efs_charset =~ /^[ET1]/i;
+        $vms_case = $efs_case =~ /^[ET1]/i;
+    }
+    $Is_VMS_mode = 0 if $vms_unix_rpt;
+    $Is_VMS_noefs = 0 if ($vms_efs);
+}
+
 
 =head1 NAME
 
@@ -233,7 +256,7 @@ sub chmod {
     my $mode = shift(@ARGV);
     expand_wildcards();
 
-    if( $Is_VMS ) {
+    if( $Is_VMS_mode && $Is_VMS_noefs) {
         foreach my $idx (0..$#ARGV) {
             my $path = $ARGV[$idx];
             next unless -d $path;