Rollup merge of #60671 - euclio:extern-crate, r=Centril

remove unneeded `extern crate`s from build tools

Author: Centril

Cargo.lock

@@ -42,11 +42,10 @@ num_cpus = "1.0"
 getopts = "0.2.19"
 cc = "1.0.35"
 libc = "0.2"
-serde = "1.0.8"
-serde_derive = "1.0.8"
+serde = { version = "1.0.8", features = ["derive"] }
 serde_json = "1.0.2"
 toml = "0.4"
-lazy_static = "0.2"
+lazy_static = "1.3.0"
 time = "0.1"
 petgraph = "0.4.13"
 

src/bootstrap/Cargo.toml

@@ -11,6 +11,8 @@ use std::path::{Path, PathBuf};
 use std::process::Command;
 use std::time::{Duration, Instant};
 
+use build_helper::t;
+
 use crate::cache::{Cache, Interned, INTERNER};
 use crate::check;
 use crate::compile;
@@ -1308,6 +1310,8 @@ mod __test {
     use crate::config::Config;
     use std::thread;
 
+    use pretty_assertions::assert_eq;
+
     fn configure(host: &[&str], target: &[&str]) -> Config {
         let mut config = Config::default_opts();
         // don't save toolstates

src/bootstrap/builder.rs

@@ -13,6 +13,8 @@ use std::path::{Path, PathBuf};
 use std::sync::Mutex;
 use std::cmp::{PartialOrd, Ord, Ordering};
 
+use lazy_static::lazy_static;
+
 use crate::builder::Step;
 
 pub struct Interned<T>(usize, PhantomData<*const T>);

src/bootstrap/cache.rs

@@ -9,6 +9,8 @@ use std::fs;
 use std::io::{self, ErrorKind};
 use std::path::Path;
 
+use build_helper::t;
+
 use crate::Build;
 
 pub fn clean(build: &Build, all: bool) {

src/bootstrap/clean.rs

@@ -15,8 +15,9 @@ use std::path::{Path, PathBuf};
 use std::process::{Command, Stdio, exit};
 use std::str;
 
-use build_helper::{output, mtime, up_to_date};
+use build_helper::{output, mtime, t, up_to_date};
 use filetime::FileTime;
+use serde::Deserialize;
 use serde_json;
 
 use crate::dist;

src/bootstrap/compile.rs

@@ -10,8 +10,10 @@ use std::path::{Path, PathBuf};
 use std::process;
 use std::cmp;
 
+use build_helper::t;
 use num_cpus;
 use toml;
+use serde::Deserialize;
 use crate::cache::{INTERNER, Interned};
 use crate::flags::Flags;
 pub use crate::flags::Subcommand;

src/bootstrap/config.rs

@@ -14,7 +14,7 @@ use std::io::Write;
 use std::path::{PathBuf, Path};
 use std::process::{Command, Stdio};
 
-use build_helper::output;
+use build_helper::{output, t};
 
 use crate::{Compiler, Mode, LLVM_TOOLS};
 use crate::channel;

src/bootstrap/dist.rs

@@ -13,7 +13,7 @@ use std::io;
 use std::path::{PathBuf, Path};
 
 use crate::Mode;
-use build_helper::up_to_date;
+use build_helper::{t, up_to_date};
 
 use crate::util::symlink_dir;
 use crate::builder::{Builder, Compiler, RunConfig, ShouldRun, Step};

src/bootstrap/doc.rs

@@ -8,6 +8,8 @@ use std::fs;
 use std::path::{Path, PathBuf, Component};
 use std::process::Command;
 
+use build_helper::t;
+
 use crate::dist::{self, pkgname, sanitize_sh, tmpdir};
 
 use crate::builder::{Builder, RunConfig, ShouldRun, Step};