man execve :
execve() does not return on success, and the text, data,bss,and stack of the calling process are overwritten by that of the program loaded. The program invoked inherits
the calling process's PID, and any open file descriptors
that are not set to close on exec. Signals pending on the
calling process are cleared. Any signals set to be caught
by the calling process are reset to their default
behaviour. The SIGCHLD signal (when set to SIG_IGN) may
or may not be reset to SIG_DFL.
Bin la, pour moi, il prend la place du proc parent, ou je pige rien. Fork me sert pas car j'ai besoin d'executer un binaire. J'essaie pipe et popen et je redis comment ça va.
Merci des conseils