[gmx-users] g_energy doubt

[Mark Abraham]

Eduardo Martins Lopes wrote:
> Greetings all,
> 
> I have this doubt about using g_energy to extract the
> box-x and box-y data from the energy.edr.
> 
> The command i used is g_energy -f MDenergy.edr -ort
> orienttime.xvg -ora orientave.xvg and when i am
> prompted to choose wich data i want to retrieve, i
> type "Box-X Box-Y" and nothing seems to happen, the
> program keep flashing the prompt as if i havent
> inserted any data.
> 
> My question is if i have to type something more (i
> also tried using comma and tried to retrieve only one
> data at a time...same problem).
> 
> Thanks in advance.

The code is using scanf (or equivalent), and you need to press enter at 
least once in order for it to parse the input.

Mark