Commit c61005b9 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(fill-context-prefix): Be stricter about

whether first-line prefix is compatible with second-line prefix.
parent 487e6fcb
......@@ -210,12 +210,14 @@ act as a paragraph-separator."
;; If we get a fill prefix from the second line,
;; make sure it or something compatible is on the first line too.
(and second-line-prefix first-line-prefix
(if (or (string-match (regexp-quote second-line-prefix)
(if (or (string-match (concat "\\`"
(regexp-quote second-line-prefix)
"\\(\\'\\|[ \t]\\)")
(and (string-match "[ \t]" second-line-prefix)
(and (string-match "\\`[ \t]+\\'" second-line-prefix)
(>= (string-width first-line-prefix)
(string-width second-line-prefix))))
;; If we get a fill prefix from a one-line paragraph,
;; maybe change it to whitespace,
;; and check that it isn't a paragraph starter.
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