62 lines
2.1 KiB
Rust
62 lines
2.1 KiB
Rust
/* relish: versatile lisp shell
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* Copyright (C) 2021 Ava Affine
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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use crate::append::get_append;
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use crate::func::{func_declare, FTable};
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use crate::segment::Ctr;
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use crate::str::{get_concat, get_echo};
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use crate::control::{get_if};
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use crate::vars::{get_export, VTable};
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use std::cell::RefCell;
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use std::rc::Rc;
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pub fn get_stdlib(conf: Rc<RefCell<VTable>>) -> Result<Rc<RefCell<FTable>>, String> {
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let ft = Rc::new(RefCell::new(FTable::new()));
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if let Some(s) = func_declare(ft.clone(), Rc::new(RefCell::new(get_echo()))) {
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return Err(s);
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}
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if let Some(s) = func_declare(ft.clone(), Rc::new(RefCell::new(get_append()))) {
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return Err(s);
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}
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if let Some(s) = func_declare(ft.clone(), Rc::new(RefCell::new(get_concat()))) {
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return Err(s);
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}
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let mut cfg_env = true;
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match conf.borrow().get(&String::from("CFG_RELISH_ENV")) {
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None => {
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println!("CFG_RELISH_ENV not defined. defaulting to ON.")
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}
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Some(ctr) => match (**ctr).clone() {
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Ctr::String(ref s) => cfg_env = s.eq("0"),
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_ => {
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println!("Invalid value for CFG_RELISH_ENV. must be a string (0 or 1).");
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println!("Defaulting CFG_RELISH_ENV to ON");
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}
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},
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}
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if let Some(s) = func_declare(ft.clone(), Rc::new(RefCell::new(get_export(cfg_env)))) {
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return Err(s);
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}
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if let Some(s) = func_declare(ft.clone(), Rc::new(RefCell::new(get_if()))) {
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return Err(s);
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}
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return Ok(ft);
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}
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