Migrate off CircleCI to Jenkins (#5230)

* Add Jenkinsfile

* cd src

* Escape wildcards

* Refactor stages

* Remove CircleCI junk

* Make clang-tidy do something

* updated regex to include only the files in the base src directory

* fixed errors displayed by new clang tidy version

* adjust clang core count to actual count

* Update README with new Jenkins build

Co-authored-by: 12xx12 <44411062+12xx12@users.noreply.github.com>

.circleci/config.yml

@@ -1,41 +0,0 @@
-version: 2
-jobs:
-  checkout_cuberite:
-    working_directory: ~/cuberite
-    docker: &cube_docker
-    - image: cuberite/docker-build-image:circle-ci
-    steps:
-    - checkout
-    - run: git submodule update --init
-    - persist_to_workspace:
-        root: ~/
-        paths:
-        - cuberite
-
-  check_basic_style:
-    working_directory: ~/cuberite/src
-    docker: *cube_docker
-    steps:
-    - attach_workspace: { at: ~/ }
-    - run: find . -name \*.cpp -or -name \*.h > AllFiles.lst
-    - run: lua CheckBasicStyle.lua
-    - run: cd Bindings && lua CheckBindingsDependencies.lua
-
-  clang-tidy:
-    working_directory: ~/cuberite
-    docker: *cube_docker
-    steps:
-    - attach_workspace: { at: ~/ }
-    - run: ./clang-tidy.sh -j 2
-
-workflows:
-  version: 2
-  checks:
-    jobs:
-    - checkout_cuberite
-    - check_basic_style:
-        requires:
-        - checkout_cuberite
-    - clang-tidy:
-        requires:
-        - checkout_cuberite

Jenkinsfile

@@ -0,0 +1,35 @@
+pipeline {
+    agent {
+        docker 'cuberite/docker-ci/minimal:latest'
+    }
+    stages {
+        stage("Prepare") {
+            steps {
+                sh 'git submodule update --init'
+            }
+        }
+        stage("Check") {
+            parallel {
+                stage("CheckBasicStyle") {
+                    steps {
+                        dir("src") {
+                            sh 'find . -name \\*.cpp -or -name \\*.h > AllFiles.lst'
+                            sh 'lua CheckBasicStyle.lua'
+                            sh 'cd Bindings && lua CheckBindingsDependencies.lua'
+                        }
+                    }
+                }
+                stage("clang-tidy") {
+                    steps {
+                        sh './clang-tidy.sh -j 3'
+                    }
+                }
+            }
+        }
+        stage("Build") {
+            steps {
+                sh 'echo "TODO: Replace Travis here."'
+            }
+        }
+    }
+}

README.md

@@ -1,7 +1,7 @@
 # Cuberite
 
-[![Build Status](https://img.shields.io/travis/cuberite/cuberite/master.svg?label=Travis)](https://travis-ci.org/cuberite/cuberite)
-[![Circle CI Build Status](https://img.shields.io/circleci/project/github/cuberite/cuberite/master.svg?label=Circle)](https://circleci.com/gh/cuberite/cuberite)
+[![Travis Build Status](https://img.shields.io/travis/cuberite/cuberite/master.svg?label=Travis)](https://travis-ci.org/cuberite/cuberite)
+[![Jenkins Build Status](https://img.shields.io/jenkins/build?jobUrl=https%3A%2F%2Fbuilds.cuberite.org%2Fjob%2Fcuberite%2Fjob%2Fmaster&label=Jenkins)](https://builds.cuberite.org/job/cuberite/job/master/)
 [![AppVeyor Build Status](https://img.shields.io/appveyor/ci/cuberite/cuberite/master.svg?label=AppVeyor)](https://ci.appveyor.com/project/cuberite/cuberite)
 
 Cuberite is a Minecraft-compatible multiplayer game server that is written in C++ and designed to be efficient with memory and CPU, as well as having a flexible Lua Plugin API. Cuberite is compatible with the Java Edition Minecraft client.

clang-tidy.sh

@@ -3,7 +3,7 @@
 set -e
 
 FIXES_FILE="tidy-fixes.yaml"
-REGEX="/cuberite/src/\.?[^\.]"
+REGEX="cuberite_[^/\.]+/src/\.?[^\.]"
 ARGS="-header-filter $REGEX -quiet -export-fixes $FIXES_FILE "$@" $REGEX"
 
 # Generate the compilation database

src/Item.cpp

@@ -17,7 +17,7 @@ cItem::cItem():
 	m_ItemType(E_ITEM_EMPTY),
 	m_ItemCount(0),
 	m_ItemDamage(0),
-	m_CustomName(""),
+	m_CustomName(),
 	m_RepairCost(0),
 	m_FireworkItem(),
 	m_ItemColor()

src/Mobs/Monster.cpp

@@ -90,7 +90,7 @@ cMonster::cMonster(const AString & a_ConfigName, eMonsterType a_MobType, const A
 	, m_IdleInterval(0)
 	, m_DestroyTimer(0)
 	, m_MobType(a_MobType)
-	, m_CustomName("")
+	, m_CustomName()
 	, m_CustomNameAlwaysVisible(false)
 	, m_SoundHurt(a_SoundHurt)
 	, m_SoundDeath(a_SoundDeath)

src/Mobs/Ocelot.cpp

@@ -26,7 +26,7 @@ cOcelot::cOcelot(void) :
 	m_IsTame(false),
 	m_IsBegging(false),
 	m_CatType(ctWildOcelot),
-	m_OwnerName("")
+	m_OwnerName()
 {
 }
 

src/UI/AnvilWindow.cpp

@@ -12,7 +12,7 @@
 
 cAnvilWindow::cAnvilWindow(Vector3i a_BlockPos) :
 	cWindow(wtAnvil, "Repair"),
-	m_RepairedItemName(""),
+	m_RepairedItemName(),
 	m_BlockPos(a_BlockPos)
 {
 	m_AnvilSlotArea = new cSlotAreaAnvil(*this);