Disabling stdout buffering of a forked process

Question

I wrote a code in C/C++ which forks a child process, duplicates the stdin/stdout into a pipe ends and calls execvp.

Everything is working fine (i.e. the output from

Answer 1

If you ever need to achieve more control over the buffering of the child process, I made a module that expose features of the stdbuf preload trick, see this self answered question of mine:

C Control buffering of Child process