passes functions in GUI

i have a GUI with 2 edit text and pushbutton, when i press the button , the value that i entered in edit1 must be passes to a program , make some calculation and then retern the value and put it in edit2. th problem that face me is the program have a function. so how i will deal with that?please help me

 the code for pushbutton

v1=str2num(get(handles.edit1,'String'));
p; % the program that i will deal with it
set(handles.edit2,'String',num2str(g));

the code for p.m program

function g=main(v1)
clc;
g=v1;
g=g+10;

Answer 1

[Walter Roberson]

g = p(v1); % the program that i will deal with it