The script scripter.m is compiled with,

in 🚀 & 💩

>> mcc -d exe -m scripter.m

which saves the executable (along with other 🧻) in exe/.

You are in exe/ now.

in 💩

• by clicking scripter.exe, the output is ../pics/somepic.png.
• you can also run it in Power💩 with .\scripter.exe.

in 🚀

$ ./run_scripter.sh ../../../../../matlabruntime/theruntimeishere/R2022b/

if you want the .exe to read .txt files,

pwd_=pwd;
fid = fopen(fullfile(pwd_,'file.txt'));
... stuff ...
fclose(fid);

filemat = load(fullfile(pwd_,'file.txt'));