A simple example on how to embed Guile Scheme to C using a simple “Tortoise” graphics program
make ./turtleguile> (tortoise-move 1) guile> (tortoise-turn 90) guile> (tortoise-penup) guile> (tortoise-move 5) guile> (tortoise-pendown) guile> (tortoise-move 1) guile> (tortoise-reset) If it complains about default terminal just export GNUTERM=x11 or qt