Re: Output badformat of "df -h" & "df -T"

[Pádraig Brady]

Bob Proulx wrote:
> Olaf Reitmaier Veracierta wrote:
>> I'm trying to use the output of the command df -T as input for some
>> shell script the problem arises when for some reason some line split
>> into two lines, ...
> 
> The lines are split when a field is too long to avoid misalignment.
> To avoid this use the -P / --portability format.  Here is the
> documentation from the df manual on it.
> 
>   `-P'
>   `--portability'
>        Use the POSIX output format.  This is like the default format
>        except for the following:
> 
>          1. The information about each file system is always printed on
>             exactly one line; a mount device is never put on a line by
>             itself.  This means that if the mount device name is more
>             than 20 characters long (e.g., for some network mounts), the
>             columns are misaligned.

This should not be controlled by -P I think.
At least this feature should only be enabled if isatty(1).
Otherwise scripts that don't use this non obvious option
will break as new devices are added to the system.

cheers,
Pádraig.