gnu-sed: Add caveat about "g" prefix

Closes #18689.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/Library/Formula/gnu-sed.rb b/Library/Formula/gnu-sed.rb
index 8df6e36ca..9e711a3ad 100644
--- a/Library/Formula/gnu-sed.rb
+++ b/Library/Formula/gnu-sed.rb
@@ -15,4 +15,11 @@ class GnuSed < Formula
     system "./configure", *args
     system "make install"
   end
+
+  def caveats; <<-EOS.undent
+    The command has been installed with the prefix 'g'.
+    If you do not want the prefix, install using the 'default-names' option.
+    EOS
+  end
+
 end