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org-export-ignored-local-variables: Do not copy cache 

* lisp/ox.el (org-export-ignored-local-variables): Do not copy buffer
cache.  It is large by size (and, thus, slow to `read') and may be
changed destructively by reference, interfering with the original
buffer when calling `org-export-copy-buffer'.

Reported-by: Rudolf Adamkovič <salutis@me.com>
Link: https://list.orgmode.org/m2zgef774u.fsf@me.com/T/#t
This commit is contained in:
Ihor Radchenko 2022-10-05 14:11:37 +08:00
parent aa90e5b59c
commit 4cb1b8ebd0
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1 changed files with 7 additions and 5 deletions
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@ -264,11 +264,13 @@ See `org-export-inline-image-p' for more information about
rules.")
(defconst org-export-ignored-local-variables
'(org-font-lock-keywords
org-element--cache-change-tic org-element--cache-change-tic org-element--cache-size
org-element--cache-sync-keys-value org-element--cache-change-warning
org-element--cache org-element--cache-objects org-element--cache-sync-keys
org-element--cache-sync-requests org-element--cache-sync-timer)
'( org-font-lock-keywords org-element--cache-change-tic
org-element--cache-change-tic org-element--cache-size
org-element--headline-cache-size
org-element--cache-sync-keys-value
org-element--cache-change-warning org-element--headline-cache
org-element--cache org-element--cache-sync-keys
org-element--cache-sync-requests org-element--cache-sync-timer)
"List of variables not copied through upon buffer duplication.
Export process takes place on a copy of the original buffer.
When this copy is created, all Org related local variables not in