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Dear developers, Please excuse me if this issue is a bit off-topic. I'm trying to compile dolfinx. There is one compilation step where cmake is used with the CMakeLists. txt in this link: https: //github. com/FEniCS/dolfinx/blob/main/cpp/CMakeLists. txtwhere
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<div dir="ltr"><div>Dear developers,</div><div><br></div><div>Please excuse me if this issue is a bit off-topic. <br>I'm trying to compile dolfinx. There is one compilation step where cmake is used with the CMakeLists.txt in this link:<br><br><a href="https://urldefense.us/v3/__https://github.com/FEniCS/dolfinx/blob/main/cpp/CMakeLists.txt__;!!G_uCfscf7eWS!fO0ZzQfd4dg7-t5nIfqoY8yaP-aPJfvnkuYMQy6S4_BkbdH7bUVHSl331_PvqeNJtWBCKqR1lKQXd5uktKEo0WvNO5JaujY$">https://github.com/FEniCS/dolfinx/blob/main/cpp/CMakeLists.txt</a><br><br></div><div>where PETSC configuration is got by doing:<br><br>===================================================<br># Check for PETSc<br>find_package(PkgConfig REQUIRED)<br>set(ENV{PKG_CONFIG_PATH}<br> "$ENV{PETSC_DIR}/$ENV{PETSC_ARCH}/lib/pkgconfig:$ENV{PETSC_DIR}/lib/pkgconfig:$ENV{PKG_CONFIG_PATH}"<br>)<br>pkg_search_module(PETSC REQUIRED IMPORTED_TARGET PETSc>=3.15 petsc>=3.15)<br><br># Check if PETSc build uses real or complex scalars (this is configured in<br># <a href="https://urldefense.us/v3/__http://DOLFINxConfig.cmake.in__;!!G_uCfscf7eWS!fO0ZzQfd4dg7-t5nIfqoY8yaP-aPJfvnkuYMQy6S4_BkbdH7bUVHSl331_PvqeNJtWBCKqR1lKQXd5uktKEo0WvNdDB4OgU$">DOLFINxConfig.cmake.in</a>)<br>include(CheckSymbolExists)<br>set(CMAKE_REQUIRED_INCLUDES ${PETSC_INCLUDE_DIRS})<br>===================================================<br><br></div><div>However, compilation fails as it is not able to find some headers, I printed the variable PETSC_INCLUDE_DIRS and it is empty. So to get it to compile I included the line:<br><br>include_directories($ENV{PETSC_DIR}/include $ENV{PETSC_DIR}/$ENV{PETSC_ARCH}/include)<br><br></div><div>My env variables are well set. I'm attaching my configure.log file. <br><br></div><div>Could this be related to PETSC configuration, and its interaction with cmake?<br><br></div><div>Thank you so much.<br></div><div>Alfredo<br></div></div>