[gdk-pixbuf] Prepare for GitLab CI

[Emmanuele Bassi <ebassi src gnome org>]

commit d15ba94b2ebfbec6198353352e1b85afdbb1d8e8
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Thu Apr 26 12:16:30 2018 +0100

    Prepare for GitLab CI
    
    Once we migrate GdkPixbuf over to GitLab, we should already have all the
    required bits in place for running a continuous integration pipeline.

 .gitlab-ci.yml            |   20 ++++++++++++++++++++
 .gitlab/ci/Dockerfile     |   34 ++++++++++++++++++++++++++++++++++
 .gitlab/ci/run-docker.sh  |   11 +++++++++++
 .gitlab/ci/test-docker.sh |   21 +++++++++++++++++++++
 4 files changed, 86 insertions(+), 0 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000..2c3d8db
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,20 @@
+stages:
+  - build
+
+.cache-paths: &cache-paths
+  paths:
+    - _ccache/
+
+meson-fedora-x86_64:
+  image: registry.gitlab.gnome.org/gnome/gdk-pixbuf/master:v1
+  stage: build
+  script:
+    - bash -x ./.gitlab/ci/test-docker.sh
+  artifacts:
+    when: on_failure
+    name: "gdk-pixbuf-${CI_COMMIT_REF_NAME}"
+    paths:
+      - "${CI_PROJECT_DIR}/_build/meson-logs"
+  cache:
+    key: "$CI_JOB_NAME"
+    <<: *cache-paths
diff --git a/.gitlab/ci/Dockerfile b/.gitlab/ci/Dockerfile
new file mode 100644
index 0000000..82d583f
--- /dev/null
+++ b/.gitlab/ci/Dockerfile
@@ -0,0 +1,34 @@
+FROM fedora:28
+
+RUN dnf -y install \
+        ccache \
+        gcc \
+        gcc-c++ \
+        gettext \
+        gettext-devel \
+        git \
+        glib2-devel \
+        gobject-introspection-devel \
+        gtk-doc \
+        itstool \
+        jasper-devel \
+        libjpeg-turbo-devel \
+        libpng-devel \
+        libtiff-devel \
+        libX11-devel \
+        make \
+        meson \
+        redhat-rpm-config \
+        shared-mime-info \
+ && dnf clean all
+
+RUN pip3 install meson
+
+ARG HOST_USER_ID=5555
+ENV HOST_USER_ID ${HOST_USER_ID}
+RUN useradd -u $HOST_USER_ID -ms /bin/bash user
+
+USER user
+WORKDIR /home/user
+
+ENV LANG C.UTF-8
diff --git a/.gitlab/ci/run-docker.sh b/.gitlab/ci/run-docker.sh
new file mode 100755
index 0000000..02d265a
--- /dev/null
+++ b/.gitlab/ci/run-docker.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -e
+
+TAG="registry.gitlab.gnome.org/gnome/gdk-pixbuf/master:v1"
+
+sudo docker build --build-arg HOST_USER_ID="$UID" --tag "${TAG}" \
+    --file "Dockerfile" .
+sudo docker run --rm --security-opt label=disable \
+    --volume "$(pwd)/..:/home/user/app" --workdir "/home/user/app" \
+    --tty --interactive "${TAG}" bash
diff --git a/.gitlab/ci/test-docker.sh b/.gitlab/ci/test-docker.sh
new file mode 100755
index 0000000..53cac9d
--- /dev/null
+++ b/.gitlab/ci/test-docker.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -e
+
+srcdir=$(pwd)
+
+mkdir -p _ccache
+export CCACHE_BASEDIR="$(pwd)"
+export CCACHE_DIR="${CCACHE_BASEDIR}/_ccache"
+
+ccache --zero-stats
+ccache --show-stats
+export CCACHE_DISABLE=true
+meson \
+        _build $srcdir
+unset CCACHE_DISABLE
+
+cd _build
+
+ninja
+ccache --show-stats