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Improve detection of speller version in ispell.el

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* lisp/textmodes/ispell.el (ispell-check-version): Accept more
general forms of version numbers for Aspell, Hunspell, and
Enchant, to include various beta and prereleases.  (Bug#29801)
This commit is contained in:
Eli Zaretskii 2017-12-22 11:11:29 +02:00
parent a0e3b06725
commit d60faf3275
1 changed files with 17 additions and 13 deletions
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30
lisp/textmodes/ispell.el
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@ -712,10 +712,10 @@ Otherwise returns the library directory name, if that is defined."
(error "%s exited with %s %s" ispell-program-name
(if (stringp status) "signal" "code") status))
;; Get relevant version strings. Only xx.yy.... format works well
;; Get relevant version strings.
(let (case-fold-search)
(setq ispell-program-version
(and (search-forward-regexp "\\([0-9]+\\.[0-9\\.]+\\)" nil t)
(and (search-forward-regexp "\\([0-9]+\\.[0-9.]+\\)" nil t)
(match-string 1)))
;; Make sure these variables are (re-)initialized to the default value
@ -725,19 +725,23 @@ Otherwise returns the library directory name, if that is defined."
(goto-char (point-min))
(or (setq ispell-really-aspell
(and (search-forward-regexp
"(but really Aspell \\([0-9]+\\.[0-9\\.-]+\\)?)" nil t)
(match-string 1)))
(and
(search-forward-regexp
"(but really Aspell \\([0-9]+\\.[0-9.]+\\([-._+ ]?[a-zA-Z0-9]+\\)?\\)?)"
nil t)
(match-string 1)))
(setq ispell-really-hunspell
(and (search-forward-regexp
"(but really Hunspell \\([0-9]+\\.[0-9\\.-]+\\)?)"
nil t)
(match-string 1)))
(and
(search-forward-regexp
"(but really Hunspell \\([0-9]+\\.[0-9.]+\\([-._+ ]?[a-zA-Z0-9]+\\)?\\)?)"
nil t)
(match-string 1)))
(setq ispell-really-enchant
(and (search-forward-regexp
"(but really Enchant \\([0-9]+\\.[0-9\\.-]+\\)?)"
nil t)
(match-string 1)))))
(and
(search-forward-regexp
"(but really Enchant \\([0-9]+\\.[0-9.]+\\([-._+ ]?[a-zA-Z0-9]+\\)?\\)?)"
nil t)
(match-string 1)))))
(let* ((aspell8-minver "0.60")
(ispell-minver "3.1.12")