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ob-tangle.el: Avoid relative file names when grouping blocks to tangle 

* lisp/ob-tangle.el (org-babel-tangle-single-block,
org-babel-tangle-collect-blocks): Make target file name attribute,
used internally to group blocks with identical language, to be
absolute.
(org-babel-effective-tangled-filename): Avoid using relative file
names that could cause one block to overwrite the others in
`org-babel-tangle-collect-blocks' if they have the same target file
but in different formats.
This commit is contained in:
Evgenii Klimov 2023-07-12 19:24:48 +01:00 committed by Ihor Radchenko
parent fcac0039aa
commit 3ee10d57f1
No known key found for this signature in database
GPG Key ID: 6470762A7DA11D8B
1 changed files with 18 additions and 14 deletions
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32
lisp/ob-tangle.el
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@ -427,17 +427,19 @@ that the appropriate major-mode is set. SPEC has the form:
org-babel-tangle-comment-format-end link-data)))))
(defun org-babel-effective-tangled-filename (buffer-fn src-lang src-tfile)
"Return effective tangled filename of a source-code block.
BUFFER-FN is the name of the buffer, SRC-LANG the language of the
block and SRC-TFILE is the value of the :tangle header argument,
as computed by `org-babel-tangle-single-block'."
(let ((base-name (cond
((string= "yes" src-tfile)
;; Use the buffer name
(file-name-sans-extension buffer-fn))
((string= "no" src-tfile) nil)
((> (length src-tfile) 0) src-tfile)))
(ext (or (cdr (assoc src-lang org-babel-tangle-lang-exts)) src-lang)))
"Return effective tangled absolute filename of a source-code block.
BUFFER-FN is the absolute file name of the buffer, SRC-LANG the
language of the block and SRC-TFILE is the value of the :tangle
header argument, as computed by `org-babel-tangle-single-block'."
(let* ((fnd (file-name-directory buffer-fn))
(base-name (cond
((string= "yes" src-tfile)
;; Use the buffer name
(file-name-sans-extension buffer-fn))
((string= "no" src-tfile) nil)
((> (length src-tfile) 0)
(expand-file-name src-tfile fnd))))
(ext (or (cdr (assoc src-lang org-babel-tangle-lang-exts)) src-lang)))
(when base-name
;; decide if we want to add ext to base-name
(if (and ext (string= "yes" src-tfile))
@ -454,7 +456,9 @@ source code blocks by languages matching a regular expression.
Optional argument TANGLE-FILE can be used to limit the collected
code blocks by target file."
(let ((counter 0) last-heading-pos blocks)
(let ((counter 0)
(buffer-fn (buffer-file-name (buffer-base-buffer)))
last-heading-pos blocks)
(org-babel-map-src-blocks (buffer-file-name)
(let ((current-heading-pos
(or (org-element-begin
@ -478,7 +482,7 @@ code blocks by target file."
(let* ((block (org-babel-tangle-single-block counter))
(src-tfile (cdr (assq :tangle (nth 4 block))))
(file-name (org-babel-effective-tangled-filename
(nth 1 block) src-lang src-tfile))
buffer-fn src-lang src-tfile))
(by-fn (assoc file-name blocks)))
(if by-fn (setcdr by-fn (cons (cons src-lang block) (cdr by-fn)))
(push (cons file-name (list (cons src-lang block))) blocks)))))))
@ -595,7 +599,7 @@ non-nil, return the full association list to be used by
comment)))
(if only-this-block
(let* ((file-name (org-babel-effective-tangled-filename
(nth 1 result) src-lang src-tfile)))
file src-lang src-tfile)))
(list (cons file-name (list (cons src-lang result)))))
result)))