[issue1017] Allow running Ubuntu workflow for repos with arbitrary names.

.github/workflows/ubuntu.yml

@@ -3,6 +3,11 @@ name: Ubuntu
 
 on: [push, pull_request]
 
+# Some notes on file paths: the working directory is $GITHUB_WORKSPACE,
+# which equals /home/runner/work/my-repo-name/my-repo-name. The code is
+# checked out to $GITHUB_WORKSPACE as well. We put all libraries under
+# /home/runner/lib.
+
 jobs:
   compile:
     name: Compile planner
@@ -29,9 +34,9 @@ jobs:
       CXX: ${{ matrix.compiler-version.cxx }}
       CPLEX_URL: ${{ secrets.CPLEX129_LINUX_URL }}
       SOPLEX_URL: ${{ secrets.SOPLEX311_URL }}
-      DOWNWARD_CPLEX_ROOT: /home/runner/work/downward/lib/ibm/ILOG/CPLEX_Studio129/cplex
-      DOWNWARD_SOPLEX_ROOT: /home/runner/work/downward/lib/soplex-3.1.1
-      DOWNWARD_COIN_ROOT: /home/runner/work/downward/lib/coin
+      DOWNWARD_CPLEX_ROOT: /home/runner/lib/ibm/ILOG/CPLEX_Studio129/cplex
+      DOWNWARD_SOPLEX_ROOT: /home/runner/lib/soplex-3.1.1
+      DOWNWARD_COIN_ROOT: /home/runner/lib/coin
     steps:
       - name: Clone repository
         uses: actions/checkout@master
@@ -44,7 +49,7 @@ jobs:
       - name: Install dependencies
         run: |
           sudo apt-get -y install zlib1g-dev libgmp3-dev ${{ matrix.compiler-version.cc }}
-          mkdir /home/runner/work/downward/lib
+          mkdir /home/runner/lib
 
       # We only want to set up Osi if both LP solvers are set, hence
       # we execute the following three steps only if both secrets
@@ -63,15 +68,15 @@ jobs:
         run: |
           # We redirect output of wget to hide the secret URLs.
           wget -O soplex-3.1.1.tgz $SOPLEX_URL &> /dev/null
-          tar xvzf soplex-3.1.1.tgz
+          tar xzf soplex-3.1.1.tgz
           cd soplex-3.1.1
           mkdir build
           cd build
           cmake -DCMAKE_INSTALL_PREFIX="$DOWNWARD_SOPLEX_ROOT" ..
           make
           make install
           cd ../../
-          rm -r soplex-3.1.1
+          rm -r soplex-3.1.1.tgz soplex-3.1.1
 
       - name: Install Osi
         if: ${{ env.CPLEX_URL != 0 && env.SOPLEX_URL != 0 }}
@@ -110,7 +115,6 @@ jobs:
         # archive the entire lib directory of Osi because we need all
         # 4 large library files and several file links to these.
         run: |
-          cd ../
           libs=""
           if [[ ! -z "${CPLEX_URL}" || ! -z "${SOPLEX_URL}" ]]; then
             libs="${libs} lib/coin/lib/"
@@ -119,14 +123,15 @@ jobs:
             libs="${libs} lib/ibm/ILOG/CPLEX_Studio129/cplex/bin/x86-64_linux/libcplex1290.so"
           fi
 
-          tar cfz archive.tar.gz downward/fast-downward.py downward/driver downward/misc downward/builds/debug/bin/ downward/builds/release/bin/ ${libs}
+          # Handle libs first because tar complains when no files follow the last --directory option.
+          tar cfz archive.tar.gz --directory /home/runner ${libs} --directory ${GITHUB_WORKSPACE} fast-downward.py driver misc builds/debug/bin/ builds/release/bin/
 
       - name: Upload archive
         if: ${{ matrix.compiler-version.cc == 'gcc' }}
         uses: actions/upload-artifact@master
         with:
           name: compiled-planner-${{ matrix.ubuntu-version }}
-          path: /home/runner/work/downward/archive.tar.gz
+          path: archive.tar.gz
           retention-days: 1
 
 
@@ -182,10 +187,8 @@ jobs:
         # during compilation.
         run: |
           tar xfz archive.tar.gz
-          shopt -s dotglob
-          mv downward/* .
           if [[ ! -z "${CPLEX_URL}" || ! -z "${SOPLEX_URL}" ]]; then
-            mv lib/ ../
+            mv lib/ /home/runner
           fi
 
       - name: Run driver, translator and search tests