Subject: new option for indent-tabs-mode: respect existing

From: Glenn Morris <[email-masked]>
Date: Sat, 18 Apr 2015 17:14:28 -0400

Package: emacs
Version: 24.5
Severity: wishlist

Please add a new value for indent-tabs-mode that means "when visiting an
existing file, try to detect whether it uses tabs or spaces and set
indent-tabs-mode according". Eg 'detect, 'guess, 'exist or somesuch.