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Add possible resolution to CMake error and use dolfinx.get_include #44

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merged 2 commits into from
Jan 29, 2025
Merged

Add possible resolution to CMake error and use dolfinx.get_include #44

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d740da0
Use dolfinx get_include to retrieve include path
schnellerhase Jan 29, 2025
deb3449
Add warning info about possible absence of '--no-build-isolation'
schnellerhase Jan 29, 2025
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24 changes: 17 additions & 7 deletions multiphenicsx/cpp/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,10 @@ if(NOT NANOBIND_CMAKE_DIR_COMMAND_RESULT)
find_package(nanobind CONFIG REQUIRED)
message(STATUS "Found nanobind python wrappers at ${NANOBIND_CMAKE_DIR}")
else()
message(FATAL_ERROR "nanobind could not be found.")
message(
FATAL_ERROR
"nanobind could not be found. Possibly caused by running without '--no-build-isolation'."
)
endif()

# Check for DOLFINx C++ backend
Expand All @@ -41,9 +44,7 @@ endif()

# Check for DOLFINx python wrappers
execute_process(
COMMAND
${Python_EXECUTABLE} -c
"import os, sys, dolfinx; print(os.path.join(os.path.dirname(dolfinx.__file__), 'wrappers'))"
COMMAND ${Python_EXECUTABLE} -c "import dolfinx; print(dolfinx.get_include())"
OUTPUT_VARIABLE DOLFINX_PY_WRAPPERS_DIR
RESULT_VARIABLE DOLFINX_PY_WRAPPERS_COMMAND_RESULT
ERROR_VARIABLE DOLFINX_PY_WRAPPERS_COMMAND_ERROR
Expand All @@ -53,7 +54,10 @@ execute_process(
if(NOT DOLFINX_PY_WRAPPERS_COMMAND_RESULT)
message(STATUS "Found DOLFINx python wrappers at ${DOLFINX_PY_WRAPPERS_DIR}")
else()
message(FATAL_ERROR "DOLFINx python wrappers could not be found.")
message(
FATAL_ERROR
"DOLFINx python wrappers could not be found. Possibly caused by running without '--no-build-isolation'."
)
endif()

# Check for petsc4py
Expand All @@ -69,7 +73,10 @@ execute_process(
if(NOT PETSC4PY_INCLUDE_COMMAND_RESULT)
message(STATUS "Found petsc4py include directory at ${PETSC4PY_INCLUDE_DIR}")
else()
message(FATAL_ERROR "petsc4py could not be found.")
message(
FATAL_ERROR
"petsc4py could not be found. Possibly caused by running without '--no-build-isolation'."
)
endif()

# Check for mpi4py
Expand All @@ -84,7 +91,10 @@ execute_process(
if(NOT MPI4PY_INCLUDE_COMMAND_RESULT)
message(STATUS "Found mpi4py include directory at ${MPI4PY_INCLUDE_DIR}")
else()
message(FATAL_ERROR "mpi4py could not be found.")
message(
FATAL_ERROR
"mpi4py could not be found. Possibly caused by running without '--no-build-isolation'."
)
endif()

# Compile multiphenicsx C++ backend and nanobind wrappers
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