#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/wait.h>

int main(int argc, char *argv[], char *arge[]) {

    int codeTerm;
    pid_t pidFils, idFils;

    setenv("TEST", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 1);

    extern char **environ;

    printf("environ père = \n");
    for (char **p = environ; *p ; p++) {
        printf("%s\n", *p);
    }

    pidFils=fork();

    if (pidFils == -1) {
        printf("Erreur fork\n");
        exit(1);
    }

    if (pidFils == 0) {
        printf("environ fils = \n");
        for (char **p = arge; *p ; p++) {
            printf("%s\n", *p);
        }
    } 
    else {
        idFils=wait(&codeTerm);
        
        if (idFils == -1){
            perror("wait ");
            exit(2);
        }

        if (WEXITSTATUS(codeTerm) != 0) {
            printf("[%d] (%d)\n", WEXITSTATUS(codeTerm), idFils);
        }
    }

    return EXIT_SUCCESS;
}