Update docker builds to use Ubuntu 18.04

Author: jonas

.travis.yml

@@ -9,6 +9,6 @@ script:
 
 matrix:
   include:
-  - env: TEST_ENV=ubuntu-16.04-llvm-dev
-  - env: TEST_ENV=ubuntu-16.04-llvm-6.0
-  - env: TEST_ENV=ubuntu-16.04-llvm-5.0
+  - env: TEST_ENV=ubuntu-18.04-llvm-dev
+  - env: TEST_ENV=ubuntu-18.04-llvm-6.0
+  - env: TEST_ENV=ubuntu-18.04-llvm-5.0

Dockerfile

@@ -1,23 +1,15 @@
-ARG UBUNTU_VERSION=16.04
+ARG UBUNTU_VERSION=18.04
 FROM ubuntu:$UBUNTU_VERSION
 
 RUN set -x \
  && apt update \
- && apt install -y apt-transport-https \
+ && apt install -y apt-transport-https gnupg2 ca-certificates \
  && echo "deb https://dl.bintray.com/sbt/debian /" > /etc/apt/sources.list.d/sbt.list \
  && apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 2EE0EA64E40A89B84B2DF73499E82A75642AC823 \
  && apt update \
- && apt install -y curl build-essential openjdk-8-jdk-headless sbt \
+ && apt install -y curl build-essential openjdk-8-jdk-headless sbt cmake make \
  && rm -rf /var/lib/apt/lists/*
 
-WORKDIR /cmake
-ARG CMAKE_ARCHIVE=cmake-3.11.2-Linux-x86_64
-RUN curl https://cmake.org/files/v3.11/$CMAKE_ARCHIVE.tar.gz | tar zxf - \
- && for i in bin share; do \
-      cp -r /cmake/$CMAKE_ARCHIVE/$i/* /usr/$i/; \
-    done \
- && rm -rf /cmake
-
 ARG LLVM_VERSION=6.0
 # LLVM dev versions do not have a "-x.y" version suffix.
 ARG LLVM_DEB_COMPONENT=-$LLVM_VERSION
@@ -26,7 +18,7 @@ RUN set -x \
  && . /etc/lsb-release \
  && echo "deb https://apt.llvm.org/$DISTRIB_CODENAME/ llvm-toolchain-$DISTRIB_CODENAME$LLVM_DEB_COMPONENT main" > /etc/apt/sources.list.d/llvm.list \
  && apt update \
- && apt install -y clang-$LLVM_VERSION libclang-$LLVM_VERSION-dev make \
+ && apt install -y clang-$LLVM_VERSION libclang-$LLVM_VERSION-dev \
  && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /src/target

docker-compose.yml

@@ -1,29 +1,29 @@
 version: '3'
 
 services:
-  ubuntu-16.04-llvm-dev:
-    image: scala-native-bindgen:ubuntu-16.04-llvm-dev
+  ubuntu-18.04-llvm-dev:
+    image: scala-native-bindgen:ubuntu-18.04-llvm-dev
     build:
       context: .
       args:
-        - UBUNTU_VERSION=16.04
+        - UBUNTU_VERSION=18.04
         - LLVM_VERSION=7
         - LLVM_DEB_COMPONENT=
 
-  ubuntu-16.04-llvm-6.0:
-    image: scala-native-bindgen:ubuntu-16.04-llvm-6.0
+  ubuntu-18.04-llvm-6.0:
+    image: scala-native-bindgen:ubuntu-18.04-llvm-6.0
     build:
       context: .
       args:
-        - UBUNTU_VERSION=16.04
+        - UBUNTU_VERSION=18.04
         - LLVM_VERSION=6.0
 
-  ubuntu-16.04-llvm-5.0:
-    image: scala-native-bindgen:ubuntu-16.04-llvm-5.0
+  ubuntu-18.04-llvm-5.0:
+    image: scala-native-bindgen:ubuntu-18.04-llvm-5.0
     build:
       context: .
       args:
-        - UBUNTU_VERSION=16.04
+        - UBUNTU_VERSION=18.04
         - LLVM_VERSION=5.0
 
   sbt-test: