Date: Sun, 25 Jan 2015 22:58:20 +0000 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Baptiste Daroussin <bapt@FreeBSD.org> Cc: arch@FreeBSD.org, Jordan Hubbard <jkh@ixsystems.com>, Slawa Olhovchenkov <slw@zxy.spb.ru> Subject: Re: [RFC] Set the default locale to en_US.UTF-8 Message-ID: <24713.1422226700@critter.freebsd.dk> In-Reply-To: <20150125184608.GO81001@ivaldir.etoilebsd.net> References: <20150124143357.GI81001@ivaldir.etoilebsd.net> <20150125143243.GB76051@zxy.spb.ru> <7B1D8345-248B-4C44-9568-079BA29614C2@ixsystems.com> <23506.1422204612@critter.freebsd.dk> <20150125184608.GO81001@ivaldir.etoilebsd.net>
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In message <20150125184608.GO81001@ivaldir.etoilebsd.net>, Baptiste Darous=
sin w
rites:
>> The point about vi(1) is that if you happen to open an ISO-8859 file
>> while in UTF-8 mode, change something on the first line, it will
>> happily and almost imperceptively truncate your file at the first
>> non-UTF byte sequence.
>> =
>> Needless to say, that is *not* the expected behaviour.
>
>That was the case with old vi not with the vi we have in head at least I'=
m =
>not able to truncate files with actual vi
critter phk> env | grep -i utf
XTERM_LOCALE=3Den_US.UTF-8
LC_CTYPE=3Den_US.UTF-8
critter phk> uname -a
FreeBSD critter.freebsd.dk 11.0-CURRENT FreeBSD 11.0-CURRENT #12 r275575: =
Sun Dec 7 11:08:11 UTC 2014 root@critter.freebsd.dk:/freebsd/obj/free=
bsd/svn_src/head/sys/GENERIC amd64
critter phk> ascii > /tmp/_
critter phk> ls -l /tmp/_
-rw-rw-r-- 1 phk wheel 882 Jan 25 22:54 /tmp/_
critter phk> vi /tmp/_
(Shows first two lines)
:w!
:q
critter phk> ls -l /tmp/_
-rw-rw-r-- 1 phk wheel 98 Jan 25 22:56 /tmp/_
The sourcecode for the ascii programs is:
#include <stdio.h>
int
main(int argc __unused, char **argv __unused)
{
int x, y, z;
for (x =3D 0 ; x < 16; x++)
printf("%02x ", x * 16);
printf("\n");
for (x =3D 0 ; x < 16; x++)
printf("---");
printf("\n");
for (y =3D 0; y < 16; y++) {
for (x =3D 0 ; x < 16; x++) {
z =3D y + x * 16;
if ((x & 7) >=3D 2 && z !=3D 0x7f)
printf("%c ", z);
else
printf("%02x ", z);
}
putchar('\n');
}
}
-- =
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe =
Never attribute to malice what can adequately be explained by incompetence=
.
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