88 lines
2.4 KiB
CMake
88 lines
2.4 KiB
CMake
# Copyright (c) 2023 Universidade de Brasília
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#
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# SPDX-License-Identifier: GPL-2.0-only
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#
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# Author: Gabriel Ferreira <gabrielcarvfer@gmail.com>
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# This is where we check for platform specifics
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# WSLv1 doesn't support tap features
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if(EXISTS "/proc/version")
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file(READ "/proc/version" CMAKE_LINUX_DISTRO)
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string(FIND "${CMAKE_LINUX_DISTRO}" "Microsoft" res)
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if(res EQUAL -1)
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set(WSLv1 False)
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else()
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set(WSLv1 True)
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endif()
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endif()
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# cmake-format: off
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# Windows injects **BY DEFAULT** its %PATH% into WSL $PATH
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# Detect and warn users how to disable path injection
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# cmake-format: on
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if("$ENV{PATH}" MATCHES "/mnt/c/")
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message(
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WARNING
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"To prevent Windows path injection on WSL, append the following to /etc/wsl.conf, then use `wsl --shutdown` to restart the WSL VM:
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[interop]
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appendWindowsPath = false"
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)
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endif()
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# Set Linux flag if on Linux
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if(UNIX AND NOT APPLE)
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if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
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set(LINUX TRUE)
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else()
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set(BSD TRUE)
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endif()
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add_definitions(-D__LINUX__)
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endif()
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if(APPLE)
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add_definitions(-D__APPLE__)
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# cmake-format: off
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# Configure find_program to search for AppBundles only if programs are not found in PATH.
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# This prevents Doxywizard from being launched when the Doxygen.app is installed.
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# https://gitlab.kitware.com/cmake/cmake/-/blob/master/Modules/FindDoxygen.cmake
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# cmake-format: on
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set(CMAKE_FIND_APPBUNDLE "LAST")
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endif()
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if(WIN32)
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set(NS3_PRECOMPILE_HEADERS OFF
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CACHE BOOL "Precompile module headers to speed up compilation" FORCE
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)
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# For whatever reason getting M_PI and other math.h definitions from cmath
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# requires this definition
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# https://docs.microsoft.com/en-us/cpp/c-runtime-library/math-constants?view=vs-2019
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add_definitions(/D_USE_MATH_DEFINES)
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endif()
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set(cat_command cat)
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if(CMAKE_XCODE_BUILD_SYSTEM)
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set(XCODE True)
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else()
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set(XCODE False)
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endif()
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if(${XCODE})
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# Prevent multi-config generators from placing output files into per
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# configuration directory
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foreach(OUTPUTCONFIG ${CMAKE_CONFIGURATION_TYPES})
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string(TOUPPER ${OUTPUTCONFIG} OUTPUTCONFIG)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_${OUTPUTCONFIG}
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${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
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)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_${OUTPUTCONFIG}
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${CMAKE_LIBRARY_OUTPUT_DIRECTORY}
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)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${OUTPUTCONFIG}
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${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}
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)
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endforeach()
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endif()
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