set LD_LIBRARY_PATH in actions

Author: frs69wq

.github/workflows/build.yml

@@ -110,7 +110,8 @@ jobs:
           sudo cmake --install build
           cmake --build build --target unit_tests -j$(nproc)
           cd build
-          ./unit_tests
+          # Make sure the freshly built library wins over the one just installed in /usr/local/lib
+          LD_LIBRARY_PATH=$PWD/lib:$LD_LIBRARY_PATH ./unit_tests
           cd test/python
           python3 ./unit_tests_python.py
           cd ../..

.github/workflows/weekly-checks.yml

@@ -119,6 +119,8 @@ jobs:
           export PYTHONPATH="$SIMGRID_PYTHON_PATH:$FSMOD_PYTHON_PATH:$DTLMOD_PYTHON_PATH"
           echo "PYTHONPATH=$PYTHONPATH"
           cd build
+          # Make sure the freshly built library wins over the one just installed in /usr/local/lib
+          export LD_LIBRARY_PATH=$PWD/lib:$LD_LIBRARY_PATH
           ./unit_tests 2>&1 | tee sanitizer-output.txt
           # Skip Python tests when running with sanitizers - ASan/UBSan don't work well with Python
           # The C++ unit tests already cover the core functionality
@@ -222,6 +224,8 @@ jobs:
           LD_LIBRARY_PATH: /opt/simgrid/lib:/opt/fsmod/lib:/usr/local/lib
         run: |
           cd build
+          # Make sure the freshly built library wins over the one just installed in /usr/local/lib
+          export LD_LIBRARY_PATH=$PWD/lib:$LD_LIBRARY_PATH
           cmake --build . --target valgrind
 
       - name: Upload Valgrind report