int ft_check_unlocated_cmd(t_sh *sh, char **args)
{
int i;
char *path;
char **pathlst;
i = -1;
path = ft_search_inallenv(sh, "PATH");
pathlst = ft_strsplit(path, ':');
while (path && pathlst[++i])
{
ft_strdel(&path);
path = ft_strjoin_key(pathlst[i], args[0], "/");
if (access(path, F_OK) != -1)
break ;
}
if (!path || !pathlst[i])
LAST_RET_VAL = ft_error2("command not found", args[0]);
else if (access(path, X_OK) == -1)
LAST_RET_VAL = ft_error2("permission denied", args[0]);
else
ft_fork_and_exec(sh, path, args);
ft_strdel(&path);
ft_strtabdel(&pathlst);
return (LAST_RET_VAL);
}
int ft_check_located_cmd(t_sh *sh, char **args)
{
if (!ft_strnequ(args[0], "./", 2) && !ft_strnequ(args[0], "../", 3))
{
if (!ft_strnequ(args[0], "/", 1))
return (ft_check_unlocated_cmd(sh, args));
}
if (access(args[0], F_OK) == -1)
return (ft_error2("command not found", args[0]));
if (access(args[0], X_OK) == -1)
return (ft_error2("permission denied", args[0]));
ft_fork_and_exec(sh, args[0], args);
return (0);
}
void check_file(char *av, t_args *args)
{
struct stat *stats;
stats = malloc(sizeof(*stats));
if (!lstat(av, stats))
{
if (S_ISDIR(stats->st_mode))
add_file(&(args->dirs), new_file(ft_strdup(av)));
else if (S_ISREG(stats->st_mode))
add_file(&(args->files), new_file(ft_strdup(av)));
else if (S_ISLNK(stats->st_mode))
{
if (args->opt->l)
add_file(&(args->files), new_file(ft_strdup(av)));
else
add_file(&(args->dirs), new_file(ft_strdup(av)));
}
}
else
{
ft_error2(av);
args->error = 1;
}
free(stats);
}
void ft_exec_cmd(t_sh *sh, pid_t pid, char *path, char **args)
{
if (pid == 0)
{
if (execve(path, args, ENV) == -1)
{
ft_error2("exec format error", args[0]);
exit(EXIT_FAILURE);
}
}
else if (pid < 0)
{
ft_error2("failure during execution", args[0]);
LAST_RET_VAL = EXIT_FAILURE;
}
else
{
wait(&pid);
LAST_RET_VAL = WEXITSTATUS(pid);
}
}
void check_options(char *av, t_args *args)
{
int i;
i = 1;
while (av[i])
{
if (av[i] != 'R' && av[i] != 'l' &&
av[i] != 'a' && av[i] != 'r' &&
av[i] != 't' && av[i] != 'p' && av[i] != 'f' && av[i] != 'g' &&
av[i] != 'h')
ft_error(av[i]);
i++;
}
if (i == 1)
{
ft_error2(av);
args->error = 1;
}
modif_options(av, args);
}