Support legacy API: process.stdout.fd

src/node.js

@@ -251,6 +251,9 @@
         stdout._type = "pipe";
       }
 
+      // For supporting legacy API we put the FD here.
+      stdout.fd = fd;
+
       return stdout;
     });
 
@@ -259,6 +262,9 @@
     stderr.readable = false;
     stderr.write = process.binding('stdio').writeError;
     stderr.end = stderr.destroy = stderr.destroySoon = function() { };
+    // For supporting legacy API we put the FD here.
+    // XXX this could break things if anyone ever closes this stream?
+    stderr.fd = 2;
 
     process.__defineGetter__('stdin', function() {
       if (stdin) return stdin;
@@ -278,6 +284,9 @@
         stdin.readable = true;
       }
 
+      // For supporting legacy API we put the FD here.
+      stdin.fd = fd;
+
       return stdin;
     });
 

test/simple/test-console.js

@@ -27,6 +27,9 @@ var assert = require('assert');
 
 assert.ok(process.stdout.writable);
 assert.ok(process.stderr.writable);
+// Support legacy API
+assert.equal('number', typeof process.stdout.fd);
+assert.equal('number', typeof process.stderr.fd);
 
 
 var stdout_write = global.process.stdout.write;