Programatically finding value of "cygdrive" prefix

[L Anderson]

Christopher Faylor wrote:
> On Wed, Aug 10, 2005 at 02:36:16PM -0400, Christopher Faylor wrote:
> 
>>On Wed, Aug 10, 2005 at 11:23:00AM -0700, Linda W wrote:
>>
>>>Is there a way to find out in a bash script the cygdrive prefix?
>>>I thought something simple like
>>>  mount -p|tail -1|cut -f1
>>>but that incorrectly assumed the fields were tab delimited.
>>>Since there can be spaces in the cygdrive prefix, I can't
>>>use space a delimiter, example:
>>># mount -p
>>>Prefix              Type         Flags
>>>/cyg drive posix path  system       binmode
>>>----
>>
>>There may be a simpler way to do it, but this seems to work:
>>
>>mount -p | sed -n '2s/\([^ ]\)  *[^ ][^ ]*  *[^ ][^ ]*$/\1/p'
> 
> 
> This is shorter:
> 
> mount -p | sed -nr '2s/([^ ]) +\S+ +\S+$/\1/p'
> 

Neither of which work if there is a space in the cygdrive prefix; viz a viz:

  Prefix              Type         Flags
/cyg drive posix path  system       binmode

However,

mount -p | sed -nr '2s/([^ ].*) +\S+ +\S+/\1/p'

does the trick.


Regards,

L Anderson




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