Re: passing variables to io.popen

[starwing <weasley.wx@...>]

On Fri, Dec 10, 2010 at 12:22 AM, Jeff Pohlmeyer <yetanothergeek@gmail.com> wrote:

On Thu, Dec 9, 2010 at 10:15 AM, Yehuda Eisenstark wrote:

> f = io.popen("/usr/bin/scan", filename)

> That obviously does not work. How do I pass the "filename" variable to the
> /usr/bin/scan script?

Maybe try:

 f=io.popen("/usr/bin/scan " .. filename)

(Note the space after "scan")

You might need to do some additional quoting if your filename
contains spaces, etc.

 - Jeff

who can we pass filename's content as stdin to that process?