From: dana <dana@dana.is>
To: Zsh workers <zsh-workers@zsh.org>
Subject: Re: [PATCH] ztrftime(): Fix truncation for %.
Date: Fri, 28 Dec 2018 16:16:03 -0600 [thread overview]
Message-ID: <EEC2E28C-7B10-4848-9C54-3F2B6261FBF7@dana.is> (raw)
In-Reply-To: <E9086729-9BE0-4D2F-9DD1-D6AD462B7A39@dana.is>
On 24 Dec 2018, at 11:31, dana <dana@dana.is> wrote:
>Think i'll revisit it after Christmas :/
Maybe this is more reasonable...?
dana
diff --git a/Src/utils.c b/Src/utils.c
index e43a3cdb4..6e70def81 100644
--- a/Src/utils.c
+++ b/Src/utils.c
@@ -3334,19 +3334,27 @@ morefmt:
#endif
switch (*fmt++) {
case '.':
- if (ztrftimebuf(&bufsize, digs))
- return -1;
+ {
if (digs > 9)
digs = 9;
+ if (ztrftimebuf(&bufsize, digs))
+ return -1;
+ long fnsec = nsec;
if (digs < 9) {
- int trunc;
+ int trunc, max = 10;
+ for (trunc = 1; trunc < digs; trunc++)
+ max *= 10;
+ max -= 1;
for (trunc = 8 - digs; trunc; trunc--)
- nsec /= 10;
- nsec = (nsec + 8) / 10;
+ fnsec /= 10;
+ fnsec = (fnsec + 5) / 10;
+ if (fnsec > max)
+ fnsec = max;
}
- sprintf(buf, "%0*ld", digs, nsec);
+ sprintf(buf, "%0*ld", digs, fnsec);
buf += digs;
break;
+ }
case '\0':
/* Guard against premature end of string */
*buf++ = '%';
diff --git a/Test/V09datetime.ztst b/Test/V09datetime.ztst
index 2041d9b40..3fee49e1d 100644
--- a/Test/V09datetime.ztst
+++ b/Test/V09datetime.ztst
@@ -114,3 +114,17 @@
strftime -r '%Y' 2> /dev/null
1:-r timestring not optional
+
+ strftime '%Y-%m-%d %H:%M:%S.%3.' 1012615322 $(( 999_999 ))
+ for 1 in %. %1. %3. %6. %9. %12.; do
+ print -rn - "$1 "
+ strftime "%Y-%m-%d %H:%M:%S.$1" 1012615322 $(( 999_999_999 ))
+ done
+0:%. truncation
+>2002-02-02 02:02:02.001
+>%. 2002-02-02 02:02:02.999
+>%1. 2002-02-02 02:02:02.9
+>%3. 2002-02-02 02:02:02.999
+>%6. 2002-02-02 02:02:02.999999
+>%9. 2002-02-02 02:02:02.999999999
+>%12. 2002-02-02 02:02:02.999999999
next prev parent reply other threads:[~2018-12-28 22:14 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <d7b0451f90bdfe61f48cc1361690180e07158900.camel@ntlworld.com>
[not found] ` <b8851c3a50bd8bceba1961f2f764e1a6869481ac.camel@ntlworld.com>
2018-12-20 22:25 ` The big kre zsh bug report Martijn Dekker
2018-12-21 7:53 ` Bart Schaefer
2018-12-21 8:11 ` Fix for ${\var} oddity Bart Schaefer
2018-12-25 17:18 ` [PATCH] honour NO_UNSET when reading values in arithmetic expansion/commands Martijn Dekker
2018-12-25 20:44 ` 'wait' exit status and warnings [was: The big kre zsh bug report] Martijn Dekker
2018-12-30 18:13 ` Peter Stephenson
2019-01-21 22:53 ` Martijn Dekker
2018-12-31 2:08 ` Line continuation between $ and { " Martijn Dekker
2018-12-21 11:30 ` The big kre zsh bug report Robert Elz
2018-12-21 20:37 ` Bart Schaefer
2018-12-22 0:13 ` Robert Elz
2018-12-21 2:28 ` Robert Elz
2018-12-24 5:40 ` zsh 5.6.2-test-2 Axel Beckert
2018-12-24 7:14 ` Axel Beckert
2018-12-24 7:38 ` dana
2018-12-24 9:16 ` [PATCH] ztrftime(): Fix truncation for % dana
2018-12-24 12:45 ` Daniel Shahaf
2018-12-24 16:24 ` dana
2018-12-24 17:06 ` Daniel Shahaf
2018-12-24 17:31 ` dana
2018-12-28 22:16 ` dana [this message]
2018-12-29 9:55 ` Daniel Shahaf
2018-12-29 10:27 ` Daniel Shahaf
2018-12-29 11:02 ` dana
2018-12-29 11:08 ` Daniel Shahaf
2018-12-29 11:30 ` dana
2018-12-29 11:34 ` Daniel Shahaf
2018-12-24 23:35 ` Joey Pabalinas
2018-12-24 23:30 ` Joey Pabalinas
[not found] ` <CAKc7PVDUjo8HAdwqgRAKcgQHOzThM+hYnjX+2FKzUZB+pfmC-Q@mail.gmail.com>
[not found] ` <CAKc7PVB-agFUarJ=LqC2QNDFta1O5D_o4v-gt7LiobVDohNGVQ@mail.gmail.com>
[not found] ` <06228a6975b91f7066d0046bf912dd69fa5993a2.camel@ntlworld.com>
2018-12-31 13:44 ` zsh 4.6.2-test-2 dana
2018-12-31 15:19 ` Sebastian Gniazdowski
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