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author | Michael Albinus <michael.albinus@gmx.de> | 2021-07-07 18:36:53 +0200 |
---|---|---|
committer | Michael Albinus <michael.albinus@gmx.de> | 2021-07-07 18:36:53 +0200 |
commit | d35868bec96718705c9bc8aaac3bc583c837033f (patch) | |
tree | a92e9b2fe0fddc4add787acb563aa798fccbe3b0 /lisp/net/tramp-rclone.el | |
parent | 90c89e8bdeca61aceae79e4c60a9a51800574914 (diff) | |
download | emacs-d35868bec96718705c9bc8aaac3bc583c837033f.tar.gz |
Implement file locks for remote files (Bug#49261)
* doc/lispref/files.texi (Magic File Names): Add file-locked-p,
lock-file and unlock-file.
* etc/NEWS: Tramp supports file locks now.
* lisp/net/tramp-adb.el (tramp-adb-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-adb-handle-write-region): Handle LOCKNAME.
* lisp/net/tramp-archive.el (tramp-archive-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
* lisp/net/tramp-crypt.el (tramp-crypt-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-crypt-handle-file-locked-p, tramp-crypt-handle-lock-file)
(tramp-crypt-handle-unlock-file): New defun.
* lisp/net/tramp-fuse.el (tramp-fuse-mounted-p): Simplify.
(tramp-fuse-unmount): New defun.
* lisp/net/tramp-gvfs.el (tramp-gvfs-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-gvfs-maybe-open-connection): Set "lock-pid" connection property.
* lisp/net/tramp-rclone.el (tramp-rclone-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-rclone-maybe-open-connection): Set "lock-pid" connection property.
* lisp/net/tramp-sh.el (tramp-sh-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-sh-handle-write-region): Handle LOCKNAME.
* lisp/net/tramp-smb.el (tramp-smb-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-smb-handle-copy-directory): Use `sleep-for'.
(tramp-smb-handle-write-region): Handle LOCKNAME.
* lisp/net/tramp-sshfs.el (tramp-sshfs-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-sshfs-handle-write-region): Handle LOCKNAME.
(tramp-sshfs-maybe-open-connection): Set "lock-pid" connection property.
* lisp/net/tramp-sudoedit.el (tramp-sudoedit-file-name-handler-alist):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-sudoedit-maybe-open-connection):
Set "lock-pid" connection property.
* lisp/net/tramp.el (tramp-file-name-for-operation):
Add `file-locked-p', `lock-file' and `unlock-file'.
(tramp-make-lock-name, tramp-get-lock-file, tramp-get-lock-pid)
(tramp-handle-file-locked-p, tramp-handle-lock-file)
(tramp-handle-unlock-file): New defuns.
(tramp-lock-file-contents-regexp): New regexp.
(tramp-handle-write-region): Handle LOCKNAME.
* src/filelock.c (lock_file, unlock_file_body, Ffile_locked_p):
Call handler if exists.
(Flock_file, Funlock_file): New defuns.
(Qlock_file, Qunlock_file, Qfile_locked_p): Declare symbols.
(Slock_file, Sunlock_file): Declare subroutines.
* test/lisp/net/tramp-archive-tests.el
(tramp-archive-test40-make-nearby-temp-file)
(tramp-archive-test43-file-system-info): Rename.
* test/lisp/net/tramp-tests.el (top): Set `create-lockfiles' to nil.
(tramp--test-fuse-p): New defun.
(tramp-test14-delete-directory): Use it.
(tramp-test39-lock-file): New test.
(tramp-test40-make-nearby-temp-file)
(tramp-test41-special-characters)
(tramp-test41-special-characters-with-stat)
(tramp-test41-special-characters-with-perl)
(tramp-test41-special-characters-with-ls, tramp-test42-utf8)
(tramp-test42-utf8-with-stat, tramp-test42-utf8-with-perl)
(tramp-test42-utf8-with-ls, tramp-test43-file-system-info)
(tramp-test44-asynchronous-requests, tramp-test45-auto-load)
(tramp-test45-delay-load, tramp-test45-recursive-load)
(tramp-test45-remote-load-path, tramp-test46-unload): Rename.
(tramp--test-special-characters, tramp--test-utf8)
(tramp--test-asynchronous-requests-timeout): Modify docstring.
Diffstat (limited to 'lisp/net/tramp-rclone.el')
-rw-r--r-- | lisp/net/tramp-rclone.el | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lisp/net/tramp-rclone.el b/lisp/net/tramp-rclone.el index 3b6de3e0b70..6c710dd0b1b 100644 --- a/lisp/net/tramp-rclone.el +++ b/lisp/net/tramp-rclone.el @@ -96,6 +96,7 @@ (file-exists-p . tramp-handle-file-exists-p) (file-in-directory-p . tramp-handle-file-in-directory-p) (file-local-copy . tramp-handle-file-local-copy) + (file-locked-p . tramp-handle-file-locked-p) (file-modes . tramp-handle-file-modes) (file-name-all-completions . tramp-fuse-handle-file-name-all-completions) (file-name-as-directory . tramp-handle-file-name-as-directory) @@ -122,6 +123,7 @@ (insert-directory . tramp-handle-insert-directory) (insert-file-contents . tramp-handle-insert-file-contents) (load . tramp-handle-load) + (lock-file . tramp-handle-lock-file) (make-auto-save-file-name . tramp-handle-make-auto-save-file-name) (make-directory . tramp-fuse-handle-make-directory) (make-directory-internal . ignore) @@ -143,6 +145,7 @@ (tramp-get-remote-uid . ignore) (tramp-set-file-uid-gid . ignore) (unhandled-file-name-directory . ignore) + (unlock-file . tramp-handle-unlock-file) (vc-registered . ignore) (verify-visited-file-modtime . tramp-handle-verify-visited-file-modtime) (write-region . tramp-handle-write-region)) @@ -358,6 +361,10 @@ connection if a previous connection has died for some reason." (process-put p 'vector vec) (set-process-query-on-exit-flag p nil) + ;; Mark process for filelock. + (tramp-set-connection-property + p "lock-pid" (truncate (time-to-seconds))) + ;; Set connection-local variables. (tramp-set-connection-local-variables vec))) |