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-rw-r--r--lisp/files.el20
1 files changed, 14 insertions, 6 deletions
diff --git a/lisp/files.el b/lisp/files.el
index 2b1446683be..e099d30a01f 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -540,13 +540,21 @@ is a valid DOS file name, but c:/bar/c:/foo is not.
This function's standard definition is trivial; it just returns
the argument. However, on Windows and DOS, replace invalid
-characters. On DOS, make sure to obey the 8.3 limitations. On
-Windows, turn Cygwin names into native names, and also turn
-slashes into backslashes if the shell requires it (see
+characters. On DOS, make sure to obey the 8.3 limitations.
+In the native Windows build, turn Cygwin names into native names,
+and also turn slashes into backslashes if the shell requires it (see
`w32-shell-dos-semantics').
See Info node `(elisp)Standard File Names' for more details."
- filename)
+ (if (eq system-type 'cygwin)
+ (let ((name (copy-sequence filename))
+ (start 0))
+ ;; Replace invalid filename characters with !
+ (while (string-match "[?*:<>|\"\000-\037]" name start)
+ (aset name (match-beginning 0) ?!)
+ (setq start (match-end 0)))
+ name)
+ filename))
(defun read-directory-name (prompt &optional dir default-dirname mustmatch initial)
"Read directory name, prompting with PROMPT and completing in directory DIR.
@@ -4369,7 +4377,7 @@ See also `auto-save-file-name-p'."
"#")))
;; Make sure auto-save file names don't contain characters
;; invalid for the underlying filesystem.
- (if (and (memq system-type '(ms-dos windows-nt))
+ (if (and (memq system-type '(ms-dos windows-nt cygwin))
;; Don't modify remote (ange-ftp) filenames
(not (string-match "^/\\w+@[-A-Za-z0-9._]+:" result)))
(convert-standard-filename result)
@@ -4404,7 +4412,7 @@ See also `auto-save-file-name-p'."
((file-writable-p default-directory) default-directory)
((file-writable-p "/var/tmp/") "/var/tmp/")
("~/")))))
- (if (and (memq system-type '(ms-dos windows-nt))
+ (if (and (memq system-type '(ms-dos windows-nt cygwin))
;; Don't modify remote (ange-ftp) filenames
(not (string-match "^/\\w+@[-A-Za-z0-9._]+:" fname)))
;; The call to convert-standard-filename is in case