Variable: perl-tab-always-indent
perl-tab-always-indent is a customizable variable defined in
perl-mode.el.gz.
Value
t
Documentation
Non-nil means TAB in Perl mode always indents the current line.
Otherwise it inserts a tab character if you type it past the first nonwhite character on the line.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/perl-mode.el.gz
(defcustom perl-tab-always-indent tab-always-indent
"Non-nil means TAB in Perl mode always indents the current line.
Otherwise it inserts a tab character if you type it past the first
nonwhite character on the line."
:type 'boolean)