From 01badd99c7e05433aa6e9501d716a4d6481259e6 Mon Sep 17 00:00:00 2001
From: "Garth N. Wells" <gnw20@cam.ac.uk>
Date: Thu, 26 Sep 2024 07:49:16 +0100
Subject: [PATCH] Add missing CMake file

---
 cpp/demo/codim_0_assembly/CMakeLists.txt | 67 ++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 cpp/demo/codim_0_assembly/CMakeLists.txt

diff --git a/cpp/demo/codim_0_assembly/CMakeLists.txt b/cpp/demo/codim_0_assembly/CMakeLists.txt
new file mode 100644
index 00000000000..70e9c2b8a7e
--- /dev/null
+++ b/cpp/demo/codim_0_assembly/CMakeLists.txt
@@ -0,0 +1,67 @@
+# This file was generated by running
+#
+# python cmake/scripts/generate-cmakefiles from dolfinx/cpp
+#
+cmake_minimum_required(VERSION 3.19)
+
+set(PROJECT_NAME demo_codim_0_assembly)
+project(${PROJECT_NAME} LANGUAGES C CXX)
+
+# Set C++20 standard
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+if(NOT TARGET dolfinx)
+  find_package(DOLFINX REQUIRED)
+endif()
+
+include(CheckSymbolExists)
+set(CMAKE_REQUIRED_INCLUDES ${PETSC_INCLUDE_DIRS})
+check_symbol_exists(PETSC_USE_COMPLEX petscsystypes.h PETSC_SCALAR_COMPLEX)
+check_symbol_exists(PETSC_USE_REAL_DOUBLE petscsystypes.h PETSC_REAL_DOUBLE)
+
+# Add target to compile UFL files
+if(PETSC_SCALAR_COMPLEX EQUAL 1)
+  if(PETSC_REAL_DOUBLE EQUAL 1)
+    set(SCALAR_TYPE "--scalar_type=complex128")
+  else()
+    set(SCALAR_TYPE "--scalar_type=complex64")
+  endif()
+else()
+  if(PETSC_REAL_DOUBLE EQUAL 1)
+    set(SCALAR_TYPE "--scalar_type=float64")
+  else()
+    set(SCALAR_TYPE "--scalar_type=float32")
+  endif()
+endif()
+add_custom_command(
+  OUTPUT mixed_codim0.c
+  COMMAND ffcx ${CMAKE_CURRENT_SOURCE_DIR}/mixed_codim0.py ${SCALAR_TYPE}
+  VERBATIM
+  DEPENDS mixed_codim0.py
+  COMMENT "Compile mixed_codim0.py using FFCx"
+)
+
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+add_executable(${PROJECT_NAME} main.cpp ${CMAKE_CURRENT_BINARY_DIR}/mixed_codim0.c)
+target_link_libraries(${PROJECT_NAME} dolfinx)
+
+# Do not throw error for 'multi-line comments' (these are typical in rst which
+# includes LaTeX)
+include(CheckCXXCompilerFlag)
+check_cxx_compiler_flag("-Wno-comment" HAVE_NO_MULTLINE)
+set_source_files_properties(
+  main.cpp
+  PROPERTIES
+    COMPILE_FLAGS
+    "$<$<BOOL:${HAVE_NO_MULTLINE}>:-Wno-comment -Wall -Wextra -pedantic -Werror>"
+)
+
+# Test targets (used by DOLFINx testing system)
+set(TEST_PARAMETERS2 -np 2 ${MPIEXEC_PARAMS} "./${PROJECT_NAME}")
+set(TEST_PARAMETERS3 -np 3 ${MPIEXEC_PARAMS} "./${PROJECT_NAME}")
+add_test(NAME ${PROJECT_NAME}_mpi_2 COMMAND "mpirun" ${TEST_PARAMETERS2})
+add_test(NAME ${PROJECT_NAME}_mpi_3 COMMAND "mpirun" ${TEST_PARAMETERS3})
+add_test(NAME ${PROJECT_NAME}_serial COMMAND ${PROJECT_NAME})