From ed1e8162d56651bb368ecd88d22ca5d926bf7865 Mon Sep 17 00:00:00 2001
From: Levente Kurusa <lkurusa@acm.org>
Date: Sun, 23 Dec 2018 16:57:41 +0100
Subject: [PATCH] rust2018: remove `extern crate`

Signed-off-by: Levente Kurusa <lkurusa@acm.org>
---
 src/devices.rs     | 2 ++
 src/hierarchies.rs | 2 ++
 src/lib.rs         | 3 +--
 tests/builder.rs   | 1 -
 tests/cgroup.rs    | 4 ----
 tests/cpuset.rs    | 2 --
 tests/devices.rs   | 1 -
 tests/pids.rs      | 3 ---
 tests/resources.rs | 2 --
 9 files changed, 5 insertions(+), 15 deletions(-)

diff --git a/src/devices.rs b/src/devices.rs
index cee0157..90c386d 100644
--- a/src/devices.rs
+++ b/src/devices.rs
@@ -5,6 +5,8 @@
 use std::io::{Read, Write};
 use std::path::PathBuf;
 
+use log::*;
+
 use crate::error::*;
 use crate::error::ErrorKind::*;
 
diff --git a/src/hierarchies.rs b/src/hierarchies.rs
index 920211f..368251a 100644
--- a/src/hierarchies.rs
+++ b/src/hierarchies.rs
@@ -8,6 +8,8 @@ use std::io::BufRead;
 use std::io::BufReader;
 use std::path::{Path, PathBuf};
 
+use log::*;
+
 use crate::blkio::BlkIoController;
 use crate::cpu::CpuController;
 use crate::cpuacct::CpuAcctController;
diff --git a/src/lib.rs b/src/lib.rs
index 27419ce..e6ed645 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,5 +1,4 @@
-#[macro_use]
-extern crate log;
+use log::*;
 
 use std::fs::File;
 use std::io::{BufRead, BufReader, Write};
diff --git a/tests/builder.rs b/tests/builder.rs
index 691f535..45c1112 100644
--- a/tests/builder.rs
+++ b/tests/builder.rs
@@ -1,5 +1,4 @@
 //! Some simple tests covering the builder pattern for control groups.
-extern crate cgroups;
 use cgroups::*;
 use cgroups::cpu::*;
 use cgroups::devices::*;
diff --git a/tests/cgroup.rs b/tests/cgroup.rs
index c11caa9..8b15d9a 100644
--- a/tests/cgroup.rs
+++ b/tests/cgroup.rs
@@ -1,10 +1,6 @@
 //! Simple unit tests about the control groups system.
-extern crate cgroups;
 use cgroups::{Cgroup, CgroupPid};
 
-extern crate libc;
-extern crate nix;
-
 #[test]
 fn test_tasks_iterator() {
     let hier = cgroups::hierarchies::V1::new();
diff --git a/tests/cpuset.rs b/tests/cpuset.rs
index 79eaf5b..c7a8fb0 100644
--- a/tests/cpuset.rs
+++ b/tests/cpuset.rs
@@ -1,5 +1,3 @@
-extern crate cgroups;
-
 use cgroups::cpuset::CpuSetController;
 use cgroups::error::ErrorKind;
 use cgroups::Cgroup;
diff --git a/tests/devices.rs b/tests/devices.rs
index 7e43a17..2fbb305 100644
--- a/tests/devices.rs
+++ b/tests/devices.rs
@@ -1,6 +1,5 @@
 //! Integration tests about the devices subsystem
 
-extern crate cgroups;
 use cgroups::devices::{DevicePermissions, DeviceType, DevicesController};
 use cgroups::{Cgroup, DeviceResource};
 
diff --git a/tests/pids.rs b/tests/pids.rs
index 248bb34..4c91e54 100644
--- a/tests/pids.rs
+++ b/tests/pids.rs
@@ -1,14 +1,11 @@
 //! Integration tests about the pids subsystem
-extern crate cgroups;
 use cgroups::pid::{PidController, PidMax};
 use cgroups::Controller;
 use cgroups::{Cgroup, CgroupPid, PidResources, Resources};
 
-extern crate nix;
 use nix::sys::wait::{waitpid, WaitStatus};
 use nix::unistd::{fork, ForkResult, Pid};
 
-extern crate libc;
 use libc::pid_t;
 
 use std::thread;
diff --git a/tests/resources.rs b/tests/resources.rs
index 342b541..c612df1 100644
--- a/tests/resources.rs
+++ b/tests/resources.rs
@@ -1,6 +1,4 @@
 //! Integration test about setting resources using `apply()`
-extern crate cgroups;
-
 use cgroups::pid::{PidController, PidMax};
 use cgroups::{Cgroup, PidResources, Resources};