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# Copyright (C) 2010-16 Garth N. Wells
#
# This file is part of DOLFIN.
#
# DOLFIN is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# DOLFIN is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
#
# Generate CMakeLists.txt files in demo and test directories
# This script should be run from the top level directory.
#
# Modified by Anders Logg 2013, 2014
import os
import subprocess
cmakelists_str = \
"""# This file is automatically generated by running
#
# cmake/scripts/generate-cmakefiles
#
# Require CMake 3.5
cmake_minimum_required(VERSION 3.5)
set(PROJECT_NAME %(project_name)s)
project(${PROJECT_NAME})
# Set CMake behavior
cmake_policy(SET CMP0004 NEW)
# Get DOLFIN configuration data (DOLFINConfig.cmake must be in
# DOLFIN_CMAKE_CONFIG_PATH)
find_package(DOLFIN REQUIRED)
include(${DOLFIN_USE_FILE})
# Default build type (can be overridden by user)
if (NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "RelWithDebInfo" CACHE STRING
"Choose the type of build, options are: Debug MinSizeRel Release RelWithDebInfo." FORCE)
endif()
# 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)
if (HAVE_NO_MULTLINE)
set(CMAKE_CXX_FLAGS "-Wno-comment ${CMAKE_CXX_FLAGS}")
endif()
# Executable
%(executables)s
# Target libraries
%(target_libraries)s
# Test targets
set(test_parameters -np 3 ${MPIEXEC_PARAMS} "./${PROJECT_NAME}")
add_test(NAME ${PROJECT_NAME}_mpi COMMAND "mpirun" ${test_parameters})
add_test(NAME ${PROJECT_NAME}_serial COMMAND ${PROJECT_NAME})
"""
executable_str = "add_executable(%s %s)"
target_link_libraries_str = "target_link_libraries(%s dolfin)"
# Subdirectories
sub_directories = ['demo', 'bench']
# Prefix map for subdirectories
executable_prefixes = dict(demo="demo_",
bench="bench_")
# Main file name map for subdirectories
main_file_names = dict(demo=set(["main.cpp", "main.cpp.rst"]),
bench=set(["main.cpp"]))
# Projects that use custom CMakeLists.txt (shouldn't overwrite)
#exclude_projects = [os.path.join('demo', 'undocumented', 'plot-qt')]
exclude_projects = []
def generate_cmake_files(subdirectory, generated_files):
"""Search for C++ code and write CMakeLists.txt files"""
cwd = os.getcwd()
executable_prefix = executable_prefixes[subdirectory]
main_file_name = main_file_names[subdirectory]
for root, dirs, files in os.walk(cwd + "/" + subdirectory):
executable_names = set()
# For 'cpp' directories, get list of .cpp files
if "cpp" in dirs:
cpp_files = set()
program_dir = root + "/cpp"
program_name = os.path.split(root)[-1]
skip = False
for exclude in exclude_projects :
if exclude in root :
skip = True
if skip :
print("Skipping custom CMakeLists.txt file:", root)
continue
if executable_prefix == "bench_":
program_name = program_dir[program_dir.find("bench")+6:].replace(os.path.sep, "_")
name_forms = dict(
project_name=executable_prefix + program_name,
executables="NOT_SET",
target_libraries="NOT_SET")
for f in os.listdir(program_dir):
filename, extension = os.path.splitext(f)
if extension == ".cpp":
cpp_files.add(f)
if ".cpp.rst" in f:
cpp_files.add(filename)
# If no .cpp continue
if not cpp_files:
continue
# Ensure deterministic output across py2/py3
cpp_files = sorted(cpp_files)
# Name of demo and cpp source files
if not main_file_name.isdisjoint(cpp_files):
# If directory contains a main file we assume that
# only one executable should be generated for this
# directory and all other .cpp files should be linked
# to this
name_forms["executables"] = executable_str % \
("${PROJECT_NAME}",
' '.join(cpp_files))
name_forms["target_libraries"] = target_link_libraries_str % \
"${PROJECT_NAME}"
else:
# If no main file in source files, we assume each
# source should be compiled as an executable
name_forms["executables"] = "\n".join(\
executable_str % (executable_prefix + f.replace(".cpp", ""), f) \
for f in cpp_files)
name_forms["target_libraries"] = "\n".join(\
target_link_libraries_str % (\
executable_prefix + f.replace(".cpp", "")) \
for f in cpp_files)
# Check for duplicate executable names
if program_name not in executable_names:
executable_names.add(program_name)
else:
print("Warning: duplicate executable names found when generating CMakeLists.txt files.")
# Write file
filename = os.path.join(program_dir, "CMakeLists.txt")
generated_files.append(filename)
with open(filename, "w") as f:
f.write(cmakelists_str % name_forms)
# Generate CMakeLists.txt files for all subdirectories
generated_files = []
for subdirectory in sub_directories:
generate_cmake_files(subdirectory, generated_files)
# Print list of generated files
print("The following files were generated:")
print("\n".join(generated_files))
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