From: Wilson Bilkovich <wilsonb@...>
Date: 2006-01-27T06:06:18+09:00
Subject: Re: subprocess on Windows

On 1/26/06, Jeffrey Schwab <jeff@schwabcenter.com> wrote:
> Whenever my Windows rubyw script launches a subprocess, a command window
> pops up and immediately disappears.  How can I keep this from happening?
>
> Details:
>
> I keep a daily log of what I do at work.  At the command line, I type
> "log" to edit the current day's log file.  A Ruby script generates an
> appropriate name for the file automatically, then launches vim.
>
> Now I'm trying to use the Windows GUI, and I want to have an icon I can
> click to launch gvim.  Here's the code:
>
>    # log.rbw
>    # Launch gvim on today's logfile, e.g. on
>    # C:\Logs\2006\2006.01\2006.01.26.txt
>
>    logfile = Time.now.strftime('C:\Logs\%Y\%Y.%m\%Y.%m.%d.txt')
>    system("gvim", logfile)
>
> When I click the icon, I get the expected behavior, except that a
> Windows cmd.exe window flashes on the screen first.  :(

Try:
`start /B gvim #{logfile}`