Switch to Meson instead of GNUmakefile

.github/workflows/build-all.yaml

@@ -99,6 +99,8 @@ jobs:
       - name: Install Mozilla static library
         run: |
           oolite/ShellScripts/Linux/install_mozilla_js.sh system
+          echo "/usr/local/lib" | tee -a /etc/ld.so.conf
+          ldconfig
       - name: Build Oolite
         env:
           SEMVER: ${{ needs.common.outputs.SEMVER }}

.github/workflows/test_builds.yaml

@@ -36,6 +36,8 @@ jobs:
       - name: Build GNUstep
         run: |
           ShellScripts/Linux/build_gnustep.sh system
+          echo "/usr/local/lib" | tee -a /etc/ld.so.conf
+          ldconfig
       - name: Install Mozilla static library
         run: |
           ShellScripts/Linux/install_mozilla_js.sh system
@@ -81,6 +83,8 @@ jobs:
       - name: Install Mozilla static library
         run: |
           ShellScripts/Linux/install_mozilla_js.sh system
+          echo "/usr/local/lib64" | tee -a /etc/ld.so.conf
+          ldconfig
       - name: Build and test Oolite
         if: github.event.pull_request.head.repo.full_name == github.event.pull_request.base.repo.full_name
         run: |
@@ -123,6 +127,8 @@ jobs:
       - name: Install Mozilla static library
         run: |
           ShellScripts/Linux/install_mozilla_js.sh system
+          echo "/usr/local/lib" | tee -a /etc/ld.so.conf
+          ldconfig
       - name: Build and test Oolite
         if: github.event.pull_request.head.repo.full_name == github.event.pull_request.base.repo.full_name
         run: |

.gitignore

@@ -23,11 +23,6 @@ deps/libpng
 
 # Build products
 build/
-oolite.app
-obj.spk
-obj.win.spk
-obj.spk.dbg
-obj.win.spk.dbg
 tools/icosmesh/obj
 doxygen/
 libobjc2/