Thanks for your reply.
I've already have
load_module /usr/local/etc/nginx/ngx_http_my_module.so;
in nginx.conf
But that "ngx_http_my_module.so" will write out some files, I'd like to
config the path for those generated files.
Currently the path seems to be the working folder I start nginx service.

On Thu, Dec 1, 2016 at 6:14 AM, Maxim Dounin <mdounin@mdounin.ru> wrote:

> Hello!
>
> On Wed, Nov 30, 2016 at 12:15:46PM -0800, Ya-wen Lin wrote:
>
> > Hi,
> >
> > I've read the related documents and tried googling but the results are
> all
> > about how to assign the path to the module's implementation c code for
> > nginx to compile a module.
> >
> > My module will read/write files upon end-user's request, and my question
> is
> > how to set the path so that my module will directly read/write in that
> > directory.
> >
> > I found that without extra settings, my module will read/write the
> folder I
> > initiate nginx. For example, if I run sudo nginx where pwd is /Users/me/
> > html/data, then the dynamic module will read/write files from
> > /Users/me/html/data.
> >
> > What would be the best practice to set the path to access data for my
> > module?
>
> Paths to modules as specified in the load_module directive are
> resolved from --prefix as set during ./configure, much like many
> other paths in nginx.
>
> --
> Maxim Dounin
> http://nginx.org/
>
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