[gegl] Add vala to the CI env to iron out vala-related build issues and fix them

[Øyvind "pippin" Kolås <ok src gnome org>]

commit f92aabcd30f06141d2c7bfae3e0abb25d0e65181
Author: Michael Schumacher <schumaml gmx net>
Date:   Mon Aug 12 22:56:41 2019 +0000

    Add vala to the CI env to iron out vala-related build issues and fix them

 .gitlab-ci.yml | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a65b8921b..7b421154c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -56,6 +56,7 @@ babl-min-meson:
         base-devel
         ffmpeg
         gobject-introspection
+        gobject-introspection-runtime
         graphviz
         jasper
         json-glib
@@ -70,12 +71,16 @@ babl-min-meson:
         python
         sdl2
         suitesparse
+        vala
   script:
    - mkdir _build
    - cd _build
-   - XDG_DATA_DIRS="$XDG_DATA_DIRS:$BABL_PREFIX/share" PKG_CONFIG_PATH=$BABL_PREFIX/lib/pkgconfig 
../autogen.sh $CONFIG_OPTIONS
-   - XDG_DATA_DIRS="$XDG_DATA_DIRS:$BABL_PREFIX/share" LD_LIBRARY_PATH="$BABL_PREFIX/lib:$LD_LIBRARY_PATH" 
make
-   - XDG_DATA_DIRS="$XDG_DATA_DIRS:$BABL_PREFIX/share" LD_LIBRARY_PATH="$BABL_PREFIX/lib:$LD_LIBRARY_PATH" 
make check
+   - export XDG_DATA_DIRS="$XDG_DATA_DIRS:$BABL_PREFIX/share:/usr/local/share/:/usr/share/"
+   - export PKG_CONFIG_PATH=$BABL_PREFIX/lib/pkgconfig
+   - export LD_LIBRARY_PATH="$BABL_PREFIX/lib:$LD_LIBRARY_PATH"
+   - ../autogen.sh $CONFIG_OPTIONS
+   - make
+   - make check
 
 .build-default:
   extends: .build-gegl