see here: https://pubs.opengroup.org/onlinepubs/9699919799/functions/exec.html https://pubs.opengroup.org/onlinepubs/9699919799/functions/e... plenty of basic

see here: https://pubs.opengroup.org/onlinepubs/9699919799/functions/exec.html https://pubs.opengroup.org/onlinepubs/9699919799/functions/e... plenty of basic examples with execv, execve, execvp, etc. if the execv() call succeed then it completely replaces the program running in the process that calls it you can do plenty of tricks with that ;)