org-compat.el (org-file-equal-p): New compatibility function

* org-compat.el (org-file-equal-p): New compatibility function.

* ox.el (org-export-output-file-name): Use the new function.

Thanks to Mark Edgington for reporting this.
This commit is contained in:
Bastien Guerry 2013-02-19 18:01:03 +01:00
parent 23057a57b4
commit 5ea1322c99
2 changed files with 11 additions and 1 deletions

View File

@ -489,6 +489,16 @@ With two arguments, return floor and remainder of their quotient."
(defun org-release () "N/A")
(defun org-git-version () "N/A !!check installation!!"))))))
(defun org-file-equal-p (f1 f2)
"Return t if files F1 and F2 are the same.
Implements `file-equal-p' for older emacsen and XEmacs."
(if (fboundp 'file-equal-p)
(file-equal-p f1 f2)
(let (f1-attr f2-attr)
(and (setq f1-attr (file-attributes (file-truename f1)))
(setq f2-attr (file-attributes (file-truename f2)))
(equal f1-attr f2-attr)))))
(provide 'org-compat)
;;; org-compat.el ends here

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@ -3008,7 +3008,7 @@ Return file name as a string."
(t (concat (file-name-as-directory ".") base-name extension)))))
;; If writing to OUTPUT-FILE would overwrite original file, append
;; EXTENSION another time to final name.
(if (and visited-file (file-equal-p visited-file output-file))
(if (and visited-file (org-file-equal-p visited-file output-file))
(concat output-file extension)
output-file)))