devnull() support from Jan Dubois <jan.dubois@ibm.net> and others

p4raw-id: //depot/perl@2751

4 files changed, 28 insertions, 0 deletions

diff --git a/lib/File/Spec/OS2.pm b/lib/File/Spec/OS2.pm
index d602617702..ee7b3316fb 100644
--- a/lib/File/Spec/OS2.pm
+++ b/lib/File/Spec/OS2.pm
@@ -31,6 +31,10 @@ sub path {
     @path;
 }
 
+sub devnull {
+    return "/dev/nul";
+}
+
 1;
 __END__
 
diff --git a/lib/File/Spec/Unix.pm b/lib/File/Spec/Unix.pm
index 77de73a216..ae3546eb68 100644
--- a/lib/File/Spec/Unix.pm
+++ b/lib/File/Spec/Unix.pm
@@ -105,6 +105,16 @@ sub curdir {
     return "." ;
 }
 
+=item devnull
+
+Returns the name of the null device (bit bucket). "/dev/null" on UNIX.
+
+=cut
+
+sub devnull {
+    return "/dev/null";
+}
+
 =item rootdir
 
 Returns a string representing of the root directory.  "/" on UNIX.
diff --git a/lib/File/Spec/VMS.pm b/lib/File/Spec/VMS.pm
index c5269fd10c..208450589e 100644
--- a/lib/File/Spec/VMS.pm
+++ b/lib/File/Spec/VMS.pm
@@ -97,6 +97,16 @@ sub curdir {
     return '[]';
 }
 
+=item devnull (override)
+
+Returns a string representing the null device.
+
+=cut
+
+sub devnull {
+    return 'NL:';
+}
+
 =item rootdir (override)
 
 Returns a string representing of the root directory.
diff --git a/lib/File/Spec/Win32.pm b/lib/File/Spec/Win32.pm
index 034a0cbc2e..3af8bcf38a 100644
--- a/lib/File/Spec/Win32.pm
+++ b/lib/File/Spec/Win32.pm
@@ -66,6 +66,10 @@ sub catfile {
     return $dir.$file;
 }
 
+sub devnull {
+    return "nul";
+}
+
 sub path {
     local $^W = 1;
     my($self) = @_;