The glibc manual has a section about writing a job control shell: https://www.gnu.org/software/libc/manual/html_mono/libc.html#Implementing-a-Shell https://www.

The glibc manual has a section about writing a job control shell: https://www.gnu.org/software/libc/manual/html_mono/libc.html#Implementing-a-Shell https://www.gnu.org/software/libc/manual/html_mono/libc.html...