- (concat
- gnus-version
- "/"
- (cond
- ((string-match "^\\([0-9]+\\.[0-9]+\\)\\.[.0-9]+$" emacs-version)
- (concat "Emacs " (substring emacs-version
- (match-beginning 1)
- (match-end 1))))
- ((string-match "\\([A-Z]*[Mm][Aa][Cc][Ss]\\)[^(]*\\(\\((beta.*)\\|'\\)\\)?"
- emacs-version)
- (concat (substring emacs-version
- (match-beginning 1)
- (match-end 1))
- (format " %d.%d" emacs-major-version emacs-minor-version)
- (if (match-beginning 3)
- (substring emacs-version
- (match-beginning 3)
- (match-end 3))
- "")
- (if (boundp 'xemacs-codename)
- (concat " - \"" xemacs-codename "\""))))
- (t emacs-version))))
+ (concat gnus-product-name "/" gnus-version-number))
+
+(defun gnus-message-make-user-agent (&optional include-mime-info max-column)
+ "Return user-agent info.
+INCLUDE-MIME-INFO the optional first argument if it is non-nil and the variable
+ `mime-edit-user-agent-value' exists, the return value will include it.
+MAX-COLUMN the optional second argument if it is specified, the return value
+ will be folded up in the proper way."
+ (let ((user-agent (if (and include-mime-info
+ (boundp 'mime-edit-user-agent-value))
+ (concat (gnus-extended-version)
+ " "
+ mime-edit-user-agent-value)
+ (gnus-extended-version))))
+ (if max-column
+ (let (boundary)
+ (unless (natnump max-column) (setq max-column 76))
+ (with-temp-buffer
+ (insert " " user-agent)
+ (goto-char 13)
+ (while (re-search-forward "[\n\t ]+" nil t)
+ (replace-match " "))
+ (goto-char 13)
+ (while (re-search-forward "[^ ()/]+\\(/[^ ()/]+\\)? ?" nil t)
+ (while (eq ?\( (char-after (point)))
+ (forward-list)
+ (skip-chars-forward " "))
+ (skip-chars-backward " ")
+ (if (> (current-column) max-column)
+ (progn
+ (if (or (not boundary) (eq ?\n (char-after boundary)))
+ (progn
+ (setq boundary (point))
+ (unless (eobp)
+ (delete-char 1)
+ (insert "\n ")))
+ (goto-char boundary)
+ (delete-char 1)
+ (insert "\n ")))
+ (setq boundary (point))))
+ (buffer-substring 13 (point-max))))
+ user-agent)))