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* bug#6762: 23.2; Eshell bug in detecting read-only file (patch included)
@ 2010-07-30 10:13 Leo
  2010-07-30 10:15 ` John Wiegley
  0 siblings, 1 reply; 3+ messages in thread
From: Leo @ 2010-07-30 10:13 UTC (permalink / raw)
  To: 6762; +Cc: John Wiegley

I have diff-default-read-only set to t and this prevents eshell from
writing to diff files i.e.

  ESHELL$ git diff x..y > file.diff

fails due to its use of buffer-read-only, which doesn't necessary
reflects the read-only state of a file.

The following patch tries to fix this.

Leo

commit b1dc6a427e43470981d4700b0c98aa21ecb03052
Author: sdl.web@gmail.com
Date:   Sat May 1 17:50:21 2010 +0100

    Better detection of read-only file in eshell-get-target

	Modified lisp/eshell/esh-io.el
diff --git a/lisp/eshell/esh-io.el b/lisp/eshell/esh-io.el
index 1bcfe2b..3aa785c 100644
--- a/lisp/eshell/esh-io.el
+++ b/lisp/eshell/esh-io.el
@@ -343,8 +343,9 @@ it defaults to `insert'."
 	(let* ((exists (get-file-buffer target))
 	       (buf (find-file-noselect target t)))
 	  (with-current-buffer buf
-	    (if buffer-read-only
+	    (if buffer-file-read-only
 		(error "Cannot write to read-only file `%s'" target))
+	    (setq buffer-read-only nil)
 	    (set (make-local-variable 'eshell-output-file-buffer)
 		 (if (eq exists buf) 0 t))
 	    (cond ((eq mode 'overwrite)






^ permalink raw reply related	[flat|nested] 3+ messages in thread

* bug#6762: 23.2; Eshell bug in detecting read-only file (patch included)
  2010-07-30 10:13 bug#6762: 23.2; Eshell bug in detecting read-only file (patch included) Leo
@ 2010-07-30 10:15 ` John Wiegley
  2010-07-30 23:25   ` Chong Yidong
  0 siblings, 1 reply; 3+ messages in thread
From: John Wiegley @ 2010-07-30 10:15 UTC (permalink / raw)
  To: Leo; +Cc: bug-gnu-emacs

Looks like a great patch to me.

John

On Jul 30, 2010, at 6:13 AM, Leo wrote:

> I have diff-default-read-only set to t and this prevents eshell from
> writing to diff files i.e.
> 
>  ESHELL$ git diff x..y > file.diff
> 
> fails due to its use of buffer-read-only, which doesn't necessary
> reflects the read-only state of a file.
> 
> The following patch tries to fix this.
> 
> Leo
> 
> commit b1dc6a427e43470981d4700b0c98aa21ecb03052
> Author: sdl.web@gmail.com
> Date:   Sat May 1 17:50:21 2010 +0100
> 
>    Better detection of read-only file in eshell-get-target
> 
> 	Modified lisp/eshell/esh-io.el
> diff --git a/lisp/eshell/esh-io.el b/lisp/eshell/esh-io.el
> index 1bcfe2b..3aa785c 100644
> --- a/lisp/eshell/esh-io.el
> +++ b/lisp/eshell/esh-io.el
> @@ -343,8 +343,9 @@ it defaults to `insert'."
> 	(let* ((exists (get-file-buffer target))
> 	       (buf (find-file-noselect target t)))
> 	  (with-current-buffer buf
> -	    (if buffer-read-only
> +	    (if buffer-file-read-only
> 		(error "Cannot write to read-only file `%s'" target))
> +	    (setq buffer-read-only nil)
> 	    (set (make-local-variable 'eshell-output-file-buffer)
> 		 (if (eq exists buf) 0 t))
> 	    (cond ((eq mode 'overwrite)
> 






^ permalink raw reply	[flat|nested] 3+ messages in thread

* bug#6762: 23.2; Eshell bug in detecting read-only file (patch included)
  2010-07-30 10:15 ` John Wiegley
@ 2010-07-30 23:25   ` Chong Yidong
  0 siblings, 0 replies; 3+ messages in thread
From: Chong Yidong @ 2010-07-30 23:25 UTC (permalink / raw)
  To: John Wiegley; +Cc: Leo, 6762-done

John Wiegley <jwiegley@gmail.com> writes:

> Looks like a great patch to me.

Checked in.  Thanks.

> On Jul 30, 2010, at 6:13 AM, Leo wrote:
>
>> I have diff-default-read-only set to t and this prevents eshell from
>> writing to diff files i.e.
>>
>>  ESHELL$ git diff x..y > file.diff
>>
>> fails due to its use of buffer-read-only, which doesn't necessary
>> reflects the read-only state of a file.
>>
>> The following patch tries to fix this.





^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-07-30 23:25 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2010-07-30 10:13 bug#6762: 23.2; Eshell bug in detecting read-only file (patch included) Leo
2010-07-30 10:15 ` John Wiegley
2010-07-30 23:25   ` Chong Yidong

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