[ss1@ss1-desktop ~]$ echo '#!/bin/bash' > .onload.sh
[ss1@ss1-desktop ~]$ echo 'echo Hello, world!' >> .onload.sh
[ss1@ss1-desktop ~]$ chmod +x .onload.sh
[ss1@ss1-desktop ~]$ .onload.sh
bash: .onload.sh: команда не найдена
[ss1@ss1-desktop ~]$ whereis bash
bash: /bin/bash /usr/lib/bash /usr/share/bash /usr/share/man/man1/bash.1.bz2
[ss1@ss1-desktop ~]$ bash .onload.sh
Hello, world!