Calling cygpath from find exec?

Tue Dec 1 20:43:00 GMT 2015

On Mon, Nov 23, 2015 at 02:23:33PM -0700, Eric Blake wrote:
> On 11/23/2015 01:45 PM, Matt D. wrote:
> > Is there a reason why these produce different results?
> >
> > find . -exec cygpath -wa {} \;
> > find . -exec echo $(cygpath -wa {}) \;
>> Incorrect quoting. You are invoking:
>> find . -exec echo c:\cygwin\home\you\{} \;
>> (or whatever ./{} resolves to), instead of one cygpath per name found by
> find.
>> >
> > I have to do this which is much slower:
> > find . -exec bash -c 'echo $(cygpath -wa {})' \;
> >
>> This indeed quotes things so that cygpath is now invoked once per file,
> but at the expense of an additional bash per file as well.
>> Why not just:
>> find . -exec cygpath -wa {} +
>> since cygpath handles more than one file in an invocation (that is,
> using '-exec {} +' rather than '-exec {} \;' is generally faster).
>I would be using xargs. Especially under /cygdrive, the "-print0 / xargs -0"
combination takes care of spaces and other nasties in file names.
find . -print0 | xargs -0 cygpath -wa
For utilities that only accept one argument, you can use xargs -n1 -0; you
still get the benefit of -print0.
Cheers ... Duncan.
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