From: Daniel Berger <djberg96@...>
Date: 2007-07-14T04:10:12+09:00
Subject: Re: Strange Segfault



On Jul 13, 12:03 pm, "Glen Holcomb" <damnbig...@gmail.com> wrote:
> I have an interesting problem.  I have a script that I wish to use to check
> a database and then map drives based on who is logging on and the info in
> the database.
>
> When I run the script on any of the machines in the computer lab it
> segfaults.  When I copy the exact same code that is in the script into an
> irb session and run it I don't have any trouble.  I can run the script
> proper on my office workstation.
>
> Does anyone have any idea what could be causing this?
>
> I'm running ruby 1.8.6 on all the machines in question.
>
> Here is the script:
>
> require 'Win32API'
> require 'xmlrpc/client'
>
> class User
>     def lookup
>     user = "0" * 20
>
>     getUserName = Win32API.new("advapi32", "GetUserName", 'P', "V")
>
>     getUserName.call(user)
>
>     return user
>     end
>
>     def account_created?(login)
>         server = XMLRPC::Client.new2('http://localhost:3003/user/api')
>
>         result = server.call('Check', login)
>
>         if result == 0
>           return false
>         else
>             return true
>         end
>     end
>
>     def map_drives(login)
>         system("net use x: /delete /y")
>         system("net use l: /delete /y")
>         system("net use x: //cad1/#{login}")
>         system("net use l: //cad1/shared")
>     end
> end
>
> user = User.new
>
> username = user.lookup
>
> if user.account_created?(username)
>     user.map_drives(username)
> end

What version of Windows are you on? Is there a backtrace you could
show us? That would help us determine whether or not it's the system
calls or something else.

Regards,

Dan