void my_cd2(t_lnv *env, char *path, char *npath, char *pwd)
{
if (env == NULL)
return;
pwd = get_value(env, "PWD");
if (path == NULL)
npath = get_value(env, "HOME");
else if (pwd == NULL)
npath = my_strdup(path);
else if (!my_strcmp("-", path) && get_value(env, "OLDPWD") != NULL)
{
npath = get_value(env, "OLDPWD");
set_value(env, "OLDPWD", pwd);
}
else
{
npath = "";
set_oldpwd(env, &pwd, &path, &npath);
}
if (npath)
{
set_value(env, "PWD", npath);
chdir(npath);
}
gbgc_free(NULL, npath);
}
t_cmd *cd(t_cmd *cmd)
{
char *home;
char buffer[8192];
int ok;
set_buffer(buffer, &ok, cmd);
if ((size_wordtab(cmd->tabx)) > 1)
if ((my_strcmp(cmd->tabx[1], "-")) == 0)
cmd = cd_oldpwd(cmd);
else
ok = chdir(cmd->tabx[1]);
else
{
if ((home = get_info("HOME", cmd->lenv)) == NULL)
{
cmd->retour = 1;
my_fdputstr("bash: cd: HOME not set\n", cmd->fdout);
return (cmd);
}
ok = chdir(home);
}
if (ok < 0)
error_cd(cmd->tabx, home, cmd);
else if (ok >= 0 && cmd->retour == 0)
set_oldpwd(cmd, buffer);
return (cmd);
}
static void handle_cd_to(t_state *state, char *cd_to)
{
struct stat statt;
if (!is_exist_cmd(cd_to))
print_no_such_file_or_dir(state, "cd", cd_to);
else if (stat(cd_to, &statt) && !S_ISDIR(statt.st_mode))
print_not_a_directory(state, "cd", cd_to);
else if (!is_exec_cmd(cd_to))
print_permission_denied(state, "cd", cd_to);
else
{
set_oldpwd(state);
set_pwd(state, cd_to);
}
}