Add NLS CI job.

Cmake only since scons fails with an encoding error on Ubuntu 16.04.

.github/workflows/ci-main.yml

@@ -39,7 +39,7 @@ jobs:
 
       - name: Ubuntu 1604
         run: |
-          export BRANCH=master
+          export BRANCH=1.14
           export IMAGE=1604
           export NLS=false
           export TOOL=scons
@@ -61,7 +61,7 @@ jobs:
 
       - name: Ubuntu 1604
         run: |
-          export BRANCH=master
+          export BRANCH=1.14
           export IMAGE=1604
           export NLS=false
           export TOOL=scons
@@ -91,7 +91,7 @@ jobs:
 
       - name: Ubuntu 1604
         run: |
-          export BRANCH=master
+          export BRANCH=1.14
           export IMAGE=1604
           export NLS=false
           export TOOL=cmake
@@ -103,6 +103,28 @@ jobs:
           export CACHE_DIR=/home/wesnoth-travis/build
           ./.github/workflows/ci-scripts/ubuntu.sh
 
+  translations:
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: "recursive"
+
+      - name: Ubuntu 1604
+        run: |
+          export BRANCH=1.14
+          export IMAGE=1604
+          export NLS=only
+          export TOOL=cmake
+          export CC=clang
+          export CXX=clang++
+          export CXX_STD=11
+          export CFG=Debug
+          export LTO=false
+          export CACHE_DIR=/home/wesnoth-travis/build
+          ./.github/workflows/ci-scripts/ubuntu.sh
+
   macos-master-release:
     runs-on: macos-10.15
 

.github/workflows/ci-scripts/docker.sh

@@ -33,6 +33,27 @@ execute() {
 
 EXIT_VAL=-1
 
+if [ "$NLS" == "only" ]; then
+    export LANGUAGE=en_US.UTF-8
+    export LANG=en_US.UTF-8
+    export LC_ALL=en_US.UTF-8
+
+    ./utils/travis/check_utf8.sh || exit 1
+    ./utils/travis/utf8_bom_dog.sh || exit 1
+    echo "Checked for invalid characters"
+
+    cmake -DENABLE_NLS=true -DENABLE_GAME=false -DENABLE_SERVER=false -DENABLE_CAMPAIGN_SERVER=false -DENABLE_TESTS=false -DENABLE_POT_UPDATE_TARGET=TRUE
+    make update-po4a-man || exit 1
+    echo "Ran umake pdate-po4a-man"
+    make update-po4a-manual || exit 1
+    echo "Ran make update-po4a-manual"
+    make pot-update || exit 1
+    echo "Ran make pot-update"
+    make mo-update || exit 1
+    echo "Ran make mo-update"
+    exit 0
+fi
+
 if [ "$TOOL" == "cmake" ]; then
     export CCACHE_MAXSIZE=3000M
     export CCACHE_COMPILERCHECK=content

utils/dockerbuilds/travis/Dockerfile-base-1604-1.14

@@ -13,10 +13,14 @@ RUN apt install -y -qq libsdl2-2.0-0 libsdl2-dev libsdl2-image-2.0-0 libsdl2-ima
 # make tzdata not prompt for a timezone
 ENV DEBIAN_FRONTEND=noninteractive
 
+# translations
+RUN apt install -y -qq asciidoc dos2unix xsltproc po4a docbook-xsl language-pack-en
+RUN locale-gen en_US.UTF-8
+
 # misc
 RUN apt install -y -qq libpng12-0 libpng12-dev libreadline6-dev libvorbis-dev libcairo2 libcairo2-dev libpango-1.0-0 libpango1.0-dev libfribidi0 libfribidi-dev libbz2-1.0 libbz2-dev zlib1g zlib1g-dev libpangocairo-1.0-0 libssl-dev expect-dev
 
 # programs
-RUN apt install -y -qq openssl gdb xvfb bzip2 git scons cmake make ccache gcc g++ clang python3
+RUN apt install -y -qq openssl gdb xvfb bzip2 git scons cmake make ccache gcc g++ clang python3 moreutils
 
 WORKDIR /home/wesnoth-travis

utils/travis/check_utf8.sh

@@ -9,5 +9,4 @@ find src/ -type f -print0 | xargs -0 isutf8 --
 find data/ -not -name "*.png" -not -name "*.ogg" -not -name "*.jpg" -not -name "*.wav" -not -name "*.gif" -not -name "*.xcf" -not -name "*.bin" \
     -not -name "test_cve_2018_1999023_2.cfg" -type f -print0 | xargs -0 isutf8 --
 find po/ -type f -print0 | xargs -0 isutf8 --
-isutf8 changelog
-isutf8 RELEASE_NOTES
+isutf8 changelog.md