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fix for bibtex.el in prior commit

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* lisp/textmodes/bibtex.el (bibtex-string-file-path)
(bibtex-file-path): Check for undefined environment variable
BIBINPUTS.
This commit is contained in:
Roland Winkler 2025-01-12 18:43:16 -06:00
parent ccd927d741
commit 615f06ea53
1 changed files with 6 additions and 2 deletions
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8
lisp/textmodes/bibtex.el
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@ -1095,7 +1095,9 @@ to the directories specified in `bibtex-string-file-path'."
:group 'bibtex
:type '(repeat file))
(defcustom bibtex-string-file-path (split-string (getenv "BIBINPUTS") ":+" t)
(defcustom bibtex-string-file-path
(let ((bibinputs (getenv "BIBINPUTS")))
(if bibinputs (split-string bibinputs ":+" t)))
"List of directories to search for `bibtex-string-files'.
By default, initialized from the BIBINPUTS environment variable.
For backward compatibility, considered obsolete, it may also be
@ -1117,7 +1119,9 @@ See also `bibtex-search-entry-globally'."
:type '(repeat (choice (const :tag "bibtex-file-path" bibtex-file-path)
directory file)))
(defcustom bibtex-file-path (split-string (getenv "BIBINPUTS") ":+" t)
(defcustom bibtex-file-path
(let ((bibinputs (getenv "BIBINPUTS")))
(if bibinputs (split-string bibinputs ":+" t)))
"List of directories to search for `bibtex-files'.
By default, initialized from the BIBINPUTS environment variable.
For backward compatibility, considered obsolete, it may also be