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bug#22795: 25.0.91; Can't write read only file on w32
From: |
Ota, Takaaki |
Subject: |
bug#22795: 25.0.91; Can't write read only file on w32 |
Date: |
Mon, 29 Feb 2016 13:34:36 -0800 |
Mon, 29 Feb 2016 22:06:39 +0200: Eli Zaretskii <eliz@gnu.org> wrote:
> > Date: Mon, 29 Feb 2016 11:28:15 -0800
> > CC: <22795@debbugs.gnu.org>
> > From: "Ota, Takaaki" <Takaaki.Ota@am.sony.com>
> >
> > emacs-24.5 never called sys_rename().
>
> ??? It does here. The call is in backup-buffer: it calls rename-file.
>
> Are you trying this in "emacs -Q"? If not, perhaps you have some
> customizations, like backup-by-copying or
> backup-by-copying-when-mismatch etc.?
>
> > emacs-25.0.91 calls sys_rename() but strangely old name and the new
> > name are the same. See below.
> >
> > -Tak
> >
> > Breakpoint 1, sys_rename (old=0x880c9b8 "c:/d/ota/memo",
> > new=0x880c9b8 "c:/d/ota/memo") at w32.c:4543
> > 4543 {
> > (gdb) n
> > 4544 return sys_rename_replace (old, new, TRUE);
> > (gdb) s
> > sys_rename_replace (oldname=oldname@entry=0x880c9b8 "c:/d/ota/memo",
> > newname=newname@entry=0x880c9b8 "c:/d/ota/memo", force=force@entry=1)
> > at w32.c:4404
>
> Again, is this in "emacs -Q"? The backup file name is generated by
> the function find-backup-file-name, you will find it in files.el. It
> is called by backup-buffer. Please see what file names it produces in
> this case.
>
I just tried again with "run -Q" from gdb and the result is the same.
24.5 never called sys_rename() and 25.0.91 called sys_rename() with
two same names.
-Tak
- bug#22795: 25.0.91; Can't write read only file on w32, (continued)
- bug#22795: 25.0.91; Can't write read only file on w32, Ota, Takaaki, 2016/02/26
- bug#22795: 25.0.91; Can't write read only file on w32, Eli Zaretskii, 2016/02/26
- bug#22795: 25.0.91; Can't write read only file on w32, Ota, Takaaki, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32, Eli Zaretskii, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32, Ota, Takaaki, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32, Ota, Takaaki, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32, Ota, Takaaki, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32, Eli Zaretskii, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32, Ota, Takaaki, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32, Eli Zaretskii, 2016/02/29
- bug#22795: 25.0.91; Can't write read only file on w32,
Ota, Takaaki <=
- bug#22795: 25.0.91; Can't write read only file on w32, Eli Zaretskii, 2016/02/29