1 files changed, 16 insertions, 1 deletions
diff --git a/scripts/install.js b/scripts/install.js
index 11034ff40..014787775 100644
--- a/scripts/install.js
+++ b/scripts/install.js
@@ -1,2 +1,17 @@
 #!/usr/local/bin/node
-require("sys").exec("cp cli.js /usr/local/bin/npm");
+var fs = require("fs"),
+  version = process.env["npm.package.version"],
+  bin = "/usr/local/bin/npm-"+version,
+  clijs = require("path").join(process.cwd(), "cli.js");
+
+fs.lstat(bin, function (er, st) {
+  if (er) fs.unlink(bin, linkBin);
+  else linkBin();
+});
+
+function linkBin (er) {
+  if (er) throw er;
+  fs.symlinkSync(clijs, bin, function (er) {
+    if (er) throw er;
+  });
+}