Re: printing from java app

[christos%astron.com@localhost (Christos Zoulas)]

In article <1237910883.14859.24.camel@v250>,
Jeremy Smallman  <jeremy.smallman%doxsystems.com@localhost> wrote:
>Thanks for the tip.  Here's what I found in one of the processes when
>trying to open the /dev/lpt0 port in the java app:
>                       .
>                       .
>                       .               
> 16935      1 java     CALL  gettimeofday(0xb65fee18,0)
> 16935      1 java     RET   gettimeofday 0
> 16935      1 java     PSIG  SIGSEGV caught handler=0xbbb9ef20
>mask=(3,33): code=SEGV_MAPERR, addr=0x4, trap=14)
> 16935      1 java     CALL  rt_sigreturn(0xb65fef40)
> 16935      1 java     RET   rt_sigreturn -1 errno -2 No such file or
>directory
> 16935      1 java     CALL  write(2,0xb65fcd9c,0x39)
> 16935      1 java     GIO   fd 2 wrote 57 bytes
>       "jpos.JposException: Can not open the communications port."
> 16935      1 java     RET   write 57/0x39
> 16935      1 java     CALL  write(2,0xb65fcdcc,1)
> 16935      1 java     GIO   fd 2 wrote 1 bytes
>                       .
>                       .
>                       .
>
>I'm running the java app as root so permissions shouldn't be an issue. 
>It seems the app thinks the port doesn't exist or it thinks the printer
>is not attached to the port . . .?  This java application works fine
>with the printer on an OpenSUSE box, so I know it's not a problem with
>the java app.
>

So what's the sequence from opening /dev/lpt0 on?

christos