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org-diary-to-ical-string: Make sure that temporary file/buffer is cleaned 

* lisp/org.el (org-diary-to-ical-string): Clean temporary file buffer
on error.

Reported-by: Alexei Gilev <gerardomoro37@gmail.com>
Link: https://orgmode.org/list/CAF4Fj9gUBj4Ap4noTLP3aSG4owXJ2nydxaqwT4cF5x9DcdhQmg@mail.gmail.com
This commit is contained in:
Ihor Radchenko 2023-02-23 12:41:38 +03:00
parent 2e883b21a7
commit 351279ffae
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GPG Key ID: 6470762A7DA11D8B
1 changed files with 14 additions and 13 deletions
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lisp/org.el
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@ -14567,19 +14567,20 @@ This uses the icalendar.el library."
(tmpfile (make-temp-name
(expand-file-name "orgics" tmpdir)))
buf rtn b e)
(with-current-buffer frombuf
(icalendar-export-region (point-min) (point-max) tmpfile)
(setq buf (find-buffer-visiting tmpfile))
(set-buffer buf)
(goto-char (point-min))
(when (re-search-forward "^BEGIN:VEVENT" nil t)
(setq b (match-beginning 0)))
(goto-char (point-max))
(when (re-search-backward "^END:VEVENT" nil t)
(setq e (match-end 0)))
(setq rtn (if (and b e) (concat (buffer-substring b e) "\n") "")))
(kill-buffer buf)
(delete-file tmpfile)
(unwind-protect
(with-current-buffer frombuf
(icalendar-export-region (point-min) (point-max) tmpfile)
(setq buf (find-buffer-visiting tmpfile))
(set-buffer buf)
(goto-char (point-min))
(when (re-search-forward "^BEGIN:VEVENT" nil t)
(setq b (match-beginning 0)))
(goto-char (point-max))
(when (re-search-backward "^END:VEVENT" nil t)
(setq e (match-end 0)))
(setq rtn (if (and b e) (concat (buffer-substring b e) "\n") "")))
(when (and buf (buffer-live-p buf)) (kill-buffer buf))
(delete-file tmpfile))
rtn))
(defun org-closest-date (start current prefer)