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(find-file-noselect): On VMS, maybe set buffer-file-name

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to the truename.  Depends on find-file-not-true-dirname-list
This commit is contained in:
Richard M. Stallman 1993-05-02 12:46:26 +00:00
parent c1be1b3079
commit 1770543d43
1 changed files with 17 additions and 1 deletions
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18
lisp/files.el
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@ -484,6 +484,13 @@ Type \\[describe-variable] directory-abbrev-alist RET for more information."
(concat "~" (substring filename (match-end 0)))))
filename))
(defvar find-file-not-true-dirname-list nil
"*List of logical names for which visiting shouldn't save the true dirname.
On VMS, when you visit a file using a logical name that searches a path,
you may or may not want the visited file name to record the specific
directory where the file was found. If you *do not* want that, add the logical
name to this list as a string.")
(defun find-file-noselect (filename &optional nowarn)
"Read file FILENAME into a buffer and return the buffer.
If a buffer exists visiting FILENAME, return that one, but
@ -577,7 +584,16 @@ The buffer is not selected, just returned to the caller."
(setq hooks (cdr hooks))))))
;; Find the file's truename, and maybe use that as visited name.
(setq buffer-file-truename (abbreviate-file-name truename))
(setq buffer-file-number number)
(setq buffer-file-number number)
;; On VMS, we may want to remember which directory in a search list
;; the file was found in.
(and (eq system-type 'vax-vms)
(let (logical)
(if (string-match ":" (file-name-directory filename))
(setq logical (substring (file-name-directory filename)
0 (match-beginning 0))))
(not (member logical find-file-not-true-dirname-list)))
(setq buffer-file-name buffer-file-truename))
(if find-file-visit-truename
(setq buffer-file-name (setq filename buffer-file-truename)))
;; Set buffer's default directory to that of the file.