On 12/17/16 8:40 PM, Eric Sandeen wrote:
> This needs some attention across all of xfs_io, but you might want
> to return 0 for now for consistency with other commands.
>
> -Eric
sorry, signed off too early, there were more comments below :)
>> +
>> + return 0;
>> +}
>> +
>> +void
>> +utimes_init(void)
>> +{
>> + utimes_cmd.name = "utimes";
>> + utimes_cmd.cfunc = utimes_f;
>> + utimes_cmd.argmin = 4;
>> + utimes_cmd.argmax = 4;
>> + utimes_cmd.flags = CMD_NOMAP_OK | CMD_FOREIGN_OK;
>> + utimes_cmd.args = _("atime_sec atime_nsec mtime_sec mtime_nsec");
>> + utimes_cmd.oneline = _("Update file times of the current file");
>> + utimes_cmd.help = utimes_help;
>> +
>> + add_command(&utimes_cmd);
>> +}
>> diff --git a/libxcmd/input.c b/libxcmd/input.c
>> index 5a7dce3..2fdb3e8 100644
>> --- a/libxcmd/input.c
>> +++ b/libxcmd/input.c
>> @@ -327,6 +327,28 @@ timestr(
>> }
>>
>> /*
>> + * Convert from a pair of arbitrary user strings into a timespec.
>> + */
>> +
>> +int
>> +timespec_from_string(
>> + const char * secs,
>> + const char * nsecs,
>> + struct timespec * ts)
>> +{
>> + char* p;
>> + if (!secs || !nsecs || !ts)
>> + return -1;
>> + ts->tv_sec = strtoull(secs, &p, 0);
>> + if (*p)
>> + return -1;
>> + ts->tv_nsec = strtoull(nsecs, &p, 0);
>> + if (*p)
>> + return -1;
>> + return 0;
> I'd return 1/0 not -1/0 - not that big a deal, but the reason
> the i.e. prid_from_string() functions return -1 on error
> is because they actually return an ID, which is >= 0, so
> it detects "== -1" as an error, and can't simply test
> 1/0.
>
>
>> +}
>> +
>> +/*
>> * Convert from arbitrary user strings into a numeric ID.
>> * If it's all numeric, we convert that inplace, else we do
>> * the name lookup, and return the found identifier.
>> diff --git a/man/man8/xfs_io.8 b/man/man8/xfs_io.8
>> index 2c56f09..3ffe439 100644
>> --- a/man/man8/xfs_io.8
>> +++ b/man/man8/xfs_io.8
>> @@ -589,6 +589,17 @@ Copy data into the open file beginning at
>> Copy up to
>> .I length
>> bytes of data.
>> +.RE
>> +.PD
>> +.TP
>> +.TP
> don't need two .TPs, a patch to remove the others is pending.
>
> thanks,
> -Eric
>
>> +.BI utimes " atime_sec atime_nsec mtime_sec mtime_nsec"
>> +The utimes command changes the atime and mtime of the current file.
>> +sec uses UNIX timestamp notation and is the seconds elapsed since
>> +1970-01-01 00:00:00 UTC.
>> +nsec is the nanoseconds since the sec. This value needs to be in
>> +the range 0-999999999 with UTIME_NOW and UTIME_OMIT being exceptions.
>> +Each (sec, nsec) pair constitutes a single timestamp value.
>>
>> .SH MEMORY MAPPED I/O COMMANDS
>> .TP
>> @@ -875,6 +886,7 @@ verbose output will be printed.
>> .BR fstatfs (2),
>> .BR fsync (2),
>> .BR ftruncate (2),
>> +.BR futimens (3),
>> .BR mmap (2),
>> .BR msync (2),
>> .BR open (2),
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