[Emacs-diffs] emacs-25 d0d9f55: Allow newlines inside cl function arglists

[Dmitry Gutov]

branch: emacs-25
commit d0d9f55b632717fccb605e0a204ebdd5ffe8608f
Author: Dmitry Gutov <address@hidden>
Commit: Dmitry Gutov <address@hidden>

    Allow newlines inside cl function arglists
    
    * lisp/help.el (help-add-fundoc-usage): Allow newlines inside
    ARGLIST (bug#21839).
---
 lisp/help.el |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/help.el b/lisp/help.el
index 061daac..7289375 100644
--- a/lisp/help.el
+++ b/lisp/help.el
@@ -1395,7 +1395,7 @@ ARGLIST can also be t or a string of the form \"(FUN ARG1 
ARG2 ...)\"."
                (if (< (- (match-end 0) (match-beginning 0)) 2) "\n" "")
              "\n\n")
            (if (stringp arglist)
-                (if (string-match "\\`[^ ]+\\(.*\\))\\'" arglist)
+                (if (string-match "\\`[^ ]+\\(\\(?:.\\|\n\\)*\\))\\'" arglist)
                     (concat "(fn" (match-string 1 arglist) ")")
                   (error "Unrecognized usage format"))
              (help--make-usage-docstring 'fn arglist)))))