void execute_ligne_commande(){
int flag;
int nb;
char *** result = ligne_commande(&flag,&nb);
if(result != NULL){
char ** argv = result[0];
if(strcmp(argv[0],"exit")==0)
exit(1);
affiche(result);
int f;
if((f=fork())==0){
execvp(argv[0],argv);
perror("execvp");
exit(1);
}
int status;
if(flag == 0){
printf("bloquant\n");
waitpid(f,&status,0);
} else {
printf("non bloquant\n");
waitpid(f,&status,WNOHANG);
}
libere(result);
}
}
void execute_ligne_commande()
{
int flag, nb, i, pid;
char ***argv = ligne_commande(&flag, &nb);
if (flag == -1)
return;
for(i = 0 ; i < nb ; i++)
{
pid = fork();
if(pid == 0) {
execvp(argv[i][0], argv[i]);
printf("iutshell: %s: commande introuvable\n", argv[i][0]);
exit(1);
}
else
{
if (flag == 0)
waitpid(pid, NULL, 0);
}
}
}
void execute_ligne_commande(){
int nb,flag, status, pid;
char *** cmd = ligne_commande(&flag, &nb);
if(cmd == NULL)
return;
if(flag==-1)
perror(cmd[0][0]);
if(strcmp(cmd[0][0], "exit")==0)
exit(1);
if((pid=fork()) == 0)
{
execvp(cmd[0][0], cmd[0]);
perror(cmd[0][0]);
exit(-1);
}
else if(flag != 1)
{
pid = waitpid(pid, &status,0);
if(pid == -1)
perror("waitpid error");
}
libere(cmd);
}
