|
| 1 | +use crate::t; |
| 2 | +use std::path::{Path, PathBuf}; |
| 3 | +use std::{ |
| 4 | + env, fs, |
| 5 | + io::{self, Write}, |
| 6 | +}; |
| 7 | + |
| 8 | +pub fn setup(src_path: &Path, include_name: &str) { |
| 9 | + let cfg_file = env::var_os("BOOTSTRAP_CONFIG").map(PathBuf::from); |
| 10 | + |
| 11 | + if cfg_file.as_ref().map_or(false, |f| f.exists()) { |
| 12 | + let file = cfg_file.unwrap(); |
| 13 | + println!( |
| 14 | + "error: you asked `x.py` to setup a new config file, but one already exists at `{}`", |
| 15 | + file.display() |
| 16 | + ); |
| 17 | + println!( |
| 18 | + "help: try adding `profile = \"{}\"` at the top of {}", |
| 19 | + include_name, |
| 20 | + file.display() |
| 21 | + ); |
| 22 | + println!( |
| 23 | + "note: this will use the configuration in {}/src/bootstrap/defaults/config.toml.{}", |
| 24 | + src_path.display(), |
| 25 | + include_name |
| 26 | + ); |
| 27 | + std::process::exit(1); |
| 28 | + } |
| 29 | + |
| 30 | + let path = cfg_file.unwrap_or_else(|| src_path.join("config.toml")); |
| 31 | + let settings = format!( |
| 32 | + "# Includes one of the default files in src/bootstrap/defaults\n\ |
| 33 | + profile = \"{}\"\n", |
| 34 | + include_name |
| 35 | + ); |
| 36 | + t!(fs::write(path, settings)); |
| 37 | + |
| 38 | + let include_path = |
| 39 | + format!("{}/src/bootstrap/defaults/config.toml.{}", src_path.display(), include_name); |
| 40 | + println!("`x.py` will now use the configuration at {}", include_path); |
| 41 | + |
| 42 | + let suggestions = match include_name { |
| 43 | + "codegen" | "compiler" => &["check", "build", "test"][..], |
| 44 | + "library" => &["check", "build", "test library/std", "doc"], |
| 45 | + "user" => &["dist", "build"], |
| 46 | + _ => return, |
| 47 | + }; |
| 48 | + |
| 49 | + println!("To get started, try one of the following commands:"); |
| 50 | + for cmd in suggestions { |
| 51 | + println!("- `x.py {}`", cmd); |
| 52 | + } |
| 53 | + |
| 54 | + if include_name != "user" { |
| 55 | + println!( |
| 56 | + "For more suggestions, see https://rustc-dev-guide.rust-lang.org/building/suggested.html" |
| 57 | + ); |
| 58 | + } |
| 59 | +} |
| 60 | + |
| 61 | +// Used to get the path for `Subcommand::Setup` |
| 62 | +pub fn interactive_path() -> io::Result<String> { |
| 63 | + let mut input = String::new(); |
| 64 | + println!( |
| 65 | + "Welcome to the Rust project! What do you want to do with x.py? |
| 66 | +a) Contribute to the standard library |
| 67 | +b) Contribute to the compiler |
| 68 | +c) Contribute to the compiler, and also modify LLVM or codegen |
| 69 | +d) Install Rust from source" |
| 70 | + ); |
| 71 | + let template = loop { |
| 72 | + print!("Please choose one (a/b/c/d): "); |
| 73 | + io::stdout().flush()?; |
| 74 | + io::stdin().read_line(&mut input)?; |
| 75 | + break match input.trim().to_lowercase().as_str() { |
| 76 | + "a" | "lib" | "library" => "library", |
| 77 | + "b" | "compiler" => "compiler", |
| 78 | + "c" | "llvm" => "llvm", |
| 79 | + "d" | "user" | "maintainer" => "maintainer", |
| 80 | + _ => { |
| 81 | + println!("error: unrecognized option '{}'", input.trim()); |
| 82 | + println!("note: press Ctrl+C to exit"); |
| 83 | + continue; |
| 84 | + } |
| 85 | + }; |
| 86 | + }; |
| 87 | + Ok(template.to_owned()) |
| 88 | +} |
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