Add caveat about using this Bash as login shell

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/Library/Formula/bash.rb b/Library/Formula/bash.rb
index e66bd2f00..a75292778 100644
--- a/Library/Formula/bash.rb
+++ b/Library/Formula/bash.rb
@@ -18,4 +18,10 @@ class Bash < Formula
     system "./configure", "--prefix=#{prefix}", "--with-installed-readline"
     system "make install"
   end
+
+  def caveats; <<-EOS.undent
+    In order to use this build of bash as your login shell,
+    it must be added to /etc/shells.
+    EOS
+  end
 end