void execution(char **tabb, t_env *chaine_env)
{
int j;
char **path;
char *str;
char **env;
char *value_path;
j = 0;
env = tab_env(chaine_env);
if ((tabb[0][0] == '.' || tabb[0][0] == '/') && access(tabb[0], R_OK) == 0)
execve(tabb[0], tabb, env);
else if ((value_path = my_getenv("PATH", chaine_env)) != NULL)
{
path = my_str_to_wordtab(value_path, ':');
while (path[j] != NULL)
{
str = my_complete_str(path[j], tabb[0]);
if (access(str, R_OK) == 0)
execve(str, tabb, env);
j++;
xfree(str);
}
}
printf("42sh: command not found : %s\n", tabb[0]);
exit(-1);
}
int redir_left(t_node *node, t_env *env)
{
int pfd[2];
char **cmd;
char *pathcmd;
int pid;
if (pipe(pfd) == -1)
return (-1);
redir_left_rec(node->p_nx1, pfd, env);
close(pfd[1]);
cmd = my_str_to_wordtab(node->p_nx2->data);
pid = fork();
if (pid == 0)
{
dup2(pfd[0], 0);
pathcmd = my_check_access(cmd[0], my_get_path(env));
execve(pathcmd, cmd, tab_env(env));
return (-3);
}
else
wait(&pid);
my_free_tab(cmd);
return (0);
}