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pybind11.cmake
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/
pybind11.cmake
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# Copyright 2020 Fangjun Kuang (csukuangfj@gmail.com)
# See ../LICENSE for clarification regarding multiple authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
function(download_pybind11)
if(CMAKE_VERSION VERSION_LESS 3.11)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)
endif()
include(FetchContent)
# latest commit as of 2022.10.31 that supports python 3.11
set(pybind11_URL "https://github.com/pybind/pybind11/archive/5bc0943ed96836f46489f53961f6c438d2935357.zip")
set(pybind11_URL2 "https://hub.nuaa.cf/pybind/pybind11/archive/5bc0943ed96836f46489f53961f6c438d2935357.zip")
set(pybind11_HASH "SHA256=ff65a1a8c9e6ceec11e7ed9d296f2e22a63e9ff0c4264b3af29c72b4f18f25a0")
# If you don't have access to the Internet,
# please pre-download pybind11
set(possible_file_locations
$ENV{HOME}/Downloads/pybind11-5bc0943ed96836f46489f53961f6c438d2935357.zip
${CMAKE_SOURCE_DIR}/pybind11-5bc0943ed96836f46489f53961f6c438d2935357.zip
${CMAKE_BINARY_DIR}/pybind11-5bc0943ed96836f46489f53961f6c438d2935357.zip
/tmp/pybind11-5bc0943ed96836f46489f53961f6c438d2935357.zip
/star-fj/fangjun/download/github/pybind11-5bc0943ed96836f46489f53961f6c438d2935357.zip
)
foreach(f IN LISTS possible_file_locations)
if(EXISTS ${f})
set(pybind11_URL "file://${f}")
set(pybind11_URL2)
break()
endif()
endforeach()
set(double_quotes "\"")
set(dollar "\$")
set(semicolon "\;")
if(NOT WIN32)
FetchContent_Declare(pybind11
URL
${pybind11_URL}
${pybind11_URL2}
URL_HASH ${pybind11_HASH}
PATCH_COMMAND
sed -i.bak s/\\${double_quotes}-flto\\\\${dollar}/\\${double_quotes}-Xcompiler=-flto${dollar}/g "tools/pybind11Tools.cmake" &&
sed -i.bak s/${seimcolon}-fno-fat-lto-objects/${seimcolon}-Xcompiler=-fno-fat-lto-objects/g "tools/pybind11Tools.cmake"
)
else()
FetchContent_Declare(pybind11
URL ${pybind11_URL}
URL_HASH ${pybind11_HASH}
)
endif()
FetchContent_GetProperties(pybind11)
if(NOT pybind11_POPULATED)
message(STATUS "Downloading pybind11 from ${pybind11_URL}")
FetchContent_Populate(pybind11)
endif()
message(STATUS "pybind11 is downloaded to ${pybind11_SOURCE_DIR}")
add_subdirectory(${pybind11_SOURCE_DIR} ${pybind11_BINARY_DIR} EXCLUDE_FROM_ALL)
endfunction()
download_pybind11()