аᶘ

zar@alpha in ~/lol
→ cat scripts/exp1.sh
cat help.txt
zar@alpha in ~/lol
→ cat main.sh
#!/bin/sh
set -x
. ./scripts/exp1.sh
zar@alpha in ~/lol
→ ls -R
.:
scripts/ help.txt main.sh*
./scripts:
exp1.sh
zar@alpha in ~/lol
→ ./main.sh
+ . ./scripts/exp1.sh
++ cat help.txt
LOL