From: Hong Xu <hong@topbug.net>
To: 23436@debbugs.gnu.org
Subject: bug#23436: [PATCH] Use the true name of a file to determine responsible vc.
Date: Wed, 19 Oct 2016 12:19:51 -0700 [thread overview]
Message-ID: <85f11f8a-1799-befd-3e5b-f7d7a6eac660@topbug.net> (raw)
In-Reply-To: <1462311145-5959-1-git-send-email-hong@topbug.net>
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A better version of the fix is attached.
On 05/03/2016 02:32 PM, Hong Xu wrote:
> In many cases, e.g., a symbolic link to a directory inside a vc tracked
> directory, vc-responsible-backend would fail to know the true backend.
>
> ---
>
> There is probably a better fix than this... Feel free to do so.
>
> ---
> lisp/vc/vc.el | 15 ++++++++-------
> 1 file changed, 8 insertions(+), 7 deletions(-)
>
> diff --git a/lisp/vc/vc.el b/lisp/vc/vc.el
> index 25b41e34e645..1b060b4d1374 100644
> --- a/lisp/vc/vc.el
> +++ b/lisp/vc/vc.el
> @@ -960,14 +960,15 @@ If FILE is already registered, return the
> backend of FILE. If FILE is not registered, then the
> first backend in `vc-handled-backends' that declares itself
> responsible for FILE is returned."
> - (or (and (not (file-directory-p file)) (vc-backend file))
> + (let ((file-path (file-truename file)))
> + (or (and (not (file-directory-p file-path)) (vc-backend file-path))
> (catch 'found
> - ;; First try: find a responsible backend. If this is for registration,
> - ;; it must be a backend under which FILE is not yet registered.
> - (dolist (backend vc-handled-backends)
> - (and (vc-call-backend backend 'responsible-p file)
> - (throw 'found backend))))
> - (error "No VC backend is responsible for %s" file)))
> + ;; First try: find a responsible backend. If this is for registration,
> + ;; it must be a backend under which FILE is not yet registered.
> + (dolist (backend vc-handled-backends)
> + (and (vc-call-backend backend 'responsible-p file-path)
> + (throw 'found backend))))
> + (error "No VC backend is responsible for %s" file-path))))
>
> (defun vc-expand-dirs (file-or-dir-list backend)
> "Expands directories in a file list specification.
>
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[-- Attachment #1.1.2: vc.patch --]
[-- Type: text/x-patch; name="vc.patch", Size: 813 bytes --]
diff --git a/lisp/vc/vc.el b/lisp/vc/vc.el
index af875e89907f..368c89fb2557 100644
--- a/lisp/vc/vc.el
+++ b/lisp/vc/vc.el
@@ -964,9 +964,10 @@ vc-responsible-backend
(catch 'found
;; First try: find a responsible backend. If this is for registration,
;; it must be a backend under which FILE is not yet registered.
- (dolist (backend vc-handled-backends)
- (and (vc-call-backend backend 'responsible-p file)
- (throw 'found backend))))
+ (dolist (file-path (list file (file-truename file)))
+ (dolist (backend vc-handled-backends)
+ (and (vc-call-backend backend 'responsible-p file-path)
+ (throw 'found backend)))))
(error "No VC backend is responsible for %s" file)))
(defun vc-expand-dirs (file-or-dir-list backend)
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next prev parent reply other threads:[~2016-10-19 19:19 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-03 21:32 bug#23436: [PATCH] Use the true name of a file to determine responsible vc Hong Xu
2016-10-19 19:19 ` Hong Xu [this message]
2016-10-19 19:33 ` bug#23436: [PATCH] Attemp to use the true name of a file to determine responsible vc if the genuine name does not work Hong Xu
2016-10-19 23:37 ` Dmitry Gutov
2016-10-19 23:49 ` Hong Xu
2016-10-19 23:58 ` Dmitry Gutov
2016-10-20 0:16 ` Hong Xu
2016-10-20 6:58 ` Eli Zaretskii
2016-10-20 7:21 ` Hong Xu
2016-10-20 8:23 ` Eli Zaretskii
2016-10-20 8:50 ` Dmitry Gutov
2016-10-20 9:46 ` Andreas Schwab
2016-10-20 10:02 ` Eli Zaretskii
2016-10-20 10:58 ` Eli Zaretskii
2016-10-20 9:47 ` Dmitry Gutov
2016-10-20 16:39 ` Hong Xu
2016-10-20 22:34 ` Dmitry Gutov
2016-10-20 23:04 ` Hong Xu
2016-10-24 23:41 ` Dmitry Gutov
2016-10-25 19:05 ` Hong Xu
2016-10-25 23:12 ` Dmitry Gutov
2016-10-30 0:42 ` Hong Xu
2016-10-30 16:21 ` Eli Zaretskii
2016-10-30 22:50 ` Hong Xu
2016-10-31 15:43 ` Eli Zaretskii
2016-10-31 19:38 ` Hong Xu
2016-11-01 18:47 ` Eli Zaretskii
2016-11-04 7:46 ` Hong Xu
2016-11-04 10:08 ` Eli Zaretskii
2016-10-31 11:34 ` Dmitry Gutov
2016-10-31 19:24 ` Hong Xu
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