Reworking cache mechanism

Author: vyevtyus

.github/workflows/coverity.yml

@@ -29,6 +29,7 @@ permissions: read-all
 
 env:
   COVERITY_PROJECT: vyevtyus%2FoneMath
+  COVERITY_VERSION: 2024.6.1
   LAPACK_VERSION: 3.12.0
 
 jobs:
@@ -39,13 +40,28 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Restore Coverity from cache
+        id: cache-coverity
+        uses: actions/cache@d4323d4df104b026a6aa633fdb11d772146be0bf # v4.2.2
+        with:
+          path: cov-linux64-tool
+          key: coverity-${{ env.COVERITY_VERSION }}
+
       - name: Download Coverity Build Tool (linux64)
+        if: steps.cache-coverity.outputs.cache-hit != 'true'
         run: |
           curl --fail https://scan.coverity.com/download/cxx/linux64 --output ${GITHUB_WORKSPACE}/cov-linux64-tool.tar.gz \
             --data "token=${{secrets.COVERITY_TOKEN}}&project=${{env.COVERITY_PROJECT}}" || { echo "Download failed"; exit 1; }
           mkdir cov-linux64-tool
           tar -xzf cov-linux64-tool.tar.gz --strip 1 -C cov-linux64-tool
 
+      - name: Cache Coverity
+        if: steps.cache-coverity.outputs.cache-hit != 'true'
+        uses: actions/cache/save@v4
+        with:
+          path: cov-linux64-tool
+          key: coverity-${{ env.COVERITY_VERSION }}
+
       - name: Download Intel compiler
         run: |
           wget --progress=dot:giga https://registrationcenter-download.intel.com/akdlm/IRC_NAS/cd63be99-88b0-4981-bea1-2034fe17f5cf/intel-dpcpp-cpp-compiler-2025.1.0.573_offline.sh
@@ -62,26 +78,35 @@ jobs:
         id: cache-lapack
         uses: actions/cache@d4323d4df104b026a6aa633fdb11d772146be0bf # v4.2.2
         with:
-          path: lapack/install
+          path: lapack
           key: lapack-${{ env.LAPACK_VERSION }}
 
       - name: Install netlib
         if: steps.cache-lapack.outputs.cache-hit != 'true'
         run: |
           curl -sL https://github.com/Reference-LAPACK/lapack/archive/refs/tags/v${LAPACK_VERSION}.tar.gz | tar zx
-          SHARED_OPT="lapack-${LAPACK_VERSION} -DBUILD_SHARED_LIBS=on -DCBLAS=on -DLAPACKE=on -DCMAKE_INSTALL_PREFIX=${PWD}/lapack/install"
-          # 32 bit int
-          cmake ${SHARED_OPT} -B lapack/build32
-          cmake --build lapack/build32 ${PARALLEL} --target install
+          SHARED_OPT="lapack-${LAPACK_VERSION} -DBUILD_SHARED_LIBS=on -DCBLAS=on -DLAPACKE=on -DCMAKE_INSTALL_PREFIX=${PWD}/lapack"
+          # # 32 bit int
+          # cmake ${SHARED_OPT} -B lapack/build32
+          # cmake --build lapack/build32 ${PARALLEL} --target install
           # 64 bit int
-          cmake ${SHARED_OPT} -DBUILD_INDEX64=on -B lapack/build64
+          cmake ${SHARED_OPT} -DBUILD_INDEX64=on -B lapack
           cmake --build lapack/build64 ${PARALLEL} --target install
 
+      - name: Cache netlib
+        uses: actions/cache/save@v4
+        with:
+          path: lapack
+          key: lapack-${{ env.LAPACK_VERSION }}
+
       - name: Prepare and run Coverity build
         run: |
           source /opt/intel/oneapi/setvars.sh
           source /opt/intel/mkl/mkl/latest/env/vars.sh
           export PATH="${PWD}/cov-linux64-tool/bin:${PATH}"
+          echo "LD_LIBRARY_PATH: ${LD_LIBRARY_PATH}"
+          export LD_LIBRARY_PATH="${PWD}/lapack:${LD_LIBRARY_PATH}"
+          echo "LD_LIBRARY_PATH: ${LD_LIBRARY_PATH}"
           cov-configure --template --compiler icpx --comptype intel_icpx:linux
           cmake -DTARGET_DOMAINS="blas rng lapack dft sparse_blas" -DENABLE_MKLCPU_BACKEND=on -B build
           cov-build --dir cov-int cmake --build build -j 2 --target all