Be more careful about quoting

.gitlab-ci.yml

@@ -4,24 +4,89 @@ services:
   - docker:dind
 
 variables:
-  CONTAINER_IMAGE_BASE: registry.gitlab.haskell.org/$CI_PROJECT_NAME
+  CONTAINER_IMAGE_BASE: registry.gitlab.haskell.org/$CI_PROJECT_PATH
   DOCKER_HOST: tcp://docker:2375
   DOCKER_DRIVER: overlay2
 
-before_script:
-  - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN registry.gitlab.haskell.org
-
-build:
+.build:
   stage: build
+  script:
+    - |
+      CONTAINER_IMAGE="$CONTAINER_IMAGE_BASE/$IMAGE"
+      docker login -u gitlab-ci-token -p $CI_JOB_TOKEN registry.gitlab.haskell.org
+      docker pull $CONTAINER_IMAGE:latest || true
+      docker build --cache-from $CONTAINER_IMAGE:latest --tag $CONTAINER_IMAGE:$CI_COMMIT_SHA --tag $CONTAINER_IMAGE:latest $IMAGE
+      docker push $CONTAINER_IMAGE:$CI_COMMIT_SHA
+      docker push $CONTAINER_IMAGE:latest
+
+build-linters:
+  extends: .build
+  variables:
+    IMAGE: linters
   tags:
     - docker
-  script:
-    - for dir in $(ls -d */)
-      do
-        CONTAINER_IMAGE=$CONTAINER_IMAGE_BASE/${dir::-1}
-        docker pull $CONTAINER_IMAGE:latest || true
-        docker build --cache-from $CONTAINER_IMAGE:latest --tag $CONTAINER_IMAGE:$CI_COMMIT_SHA --tag $CONTAINER_IMAGE:latest linters/
-        docker push $CONTAINER_IMAGE:$CI_COMMIT_SHA
-        docker push $CONTAINER_IMAGE:latest
-      done
+    - x86_64-linux
+
+build-aarch64-linux-deb9:
+  extends: .build
+  variables:
+    IMAGE: aarch64-linux-deb9
+  tags:
+    - docker
+    - aarch64-linux
 
+build-i386-linux-deb8:
+  extends: .build
+  variables:
+    IMAGE: i386-linux-deb8
+  tags:
+    - docker
+    - x86_64-linux
+
+build-i386-linux-deb9:
+  extends: .build
+  variables:
+    IMAGE: i386-linux-deb9
+  tags:
+    - docker
+    - x86_64-linux
+
+build-x86_64-freebsd:
+  extends: .build
+  variables:
+    IMAGE: x86_64-freebsd
+  tags:
+    - docker
+    - x86_64-linux
+
+build-x86_64-linux-centos7:
+  extends: .build
+  variables:
+    IMAGE: x86_64-linux-centos7
+  tags:
+    - docker
+    - x86_64-linux
+
+build-x86_64-linux-deb8:
+  extends: .build
+  variables:
+    IMAGE: x86_64-linux-deb8
+  tags:
+    - docker
+    - x86_64-linux
+
+build-x86_64-linux-deb9:
+  extends: .build
+  variables:
+    IMAGE: x86_64-linux-deb9
+  tags:
+    - docker
+    - x86_64-linux
+
+build-x86_64-linux-fedora27:
+  extends: .build
+  variables:
+    IMAGE: x86_64-linux-fedora27
+  tags:
+    - docker
+    - x86_64-linux