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-rw-r--r--lisp/textmodes/bibtex.el14
1 files changed, 10 insertions, 4 deletions
diff --git a/lisp/textmodes/bibtex.el b/lisp/textmodes/bibtex.el
index 7e99032084e..c29e9631801 100644
--- a/lisp/textmodes/bibtex.el
+++ b/lisp/textmodes/bibtex.el
@@ -933,9 +933,12 @@ to the directories specified in `bibtex-string-file-path'."
:type '(repeat file))
(defcustom bibtex-string-file-path (getenv "BIBINPUTS")
- "Colon-separated list of paths to search for `bibtex-string-files'."
+ "Colon-separated list of paths to search for `bibtex-string-files'.
+Initialized from the BIBINPUTS environment variable."
:group 'bibtex
- :type 'string)
+ :version "27.1"
+ :type '(choice string
+ (const :tag "Not Set" nil)))
(defcustom bibtex-files nil
"List of BibTeX files that are searched for entry keys.
@@ -949,9 +952,12 @@ See also `bibtex-search-entry-globally'."
directory file)))
(defcustom bibtex-file-path (getenv "BIBINPUTS")
- "Colon separated list of paths to search for `bibtex-files'."
+ "Colon separated list of paths to search for `bibtex-files'.
+Initialized from the BIBINPUTS environment variable."
:group 'bibtex
- :type 'string)
+ :version "27.1"
+ :type '(choice string
+ (const :tag "Not Set" nil)))
(defcustom bibtex-search-entry-globally nil
"If non-nil, interactive calls of `bibtex-search-entry' search globally.