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Add CMake module to download and install Conan

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snider 2025-10-06 15:39:27 +01:00
parent 6337e7b1d0
commit d012f0744e
1 changed files with 90 additions and 0 deletions
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cmake/GetConan.cmake Normal file
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# cmake/GetConan.cmake
# This module downloads and installs Conan if it's not found.
# Set the Conan version
set(CONAN_VERSION 2.21.0)
# Set the download URLs
set(CONAN_URL_MACOS_ARM "https://github.com/conan-io/conan/releases/download/${CONAN_VERSION}/conan-${CONAN_VERSION}-macos-arm64.tgz")
set(CONAN_URL_MACOS_INTEL "https://github.com/conan-io/conan/releases/download/${CONAN_VERSION}/conan-${CONAN_VERSION}-macos-x86_64.tgz")
set(CONAN_URL_WINDOWS_X86_64 "https://github.com/conan-io/conan/releases/download/${CONAN_VERSION}/conan-${CONAN_VERSION}-windows-x86_64.zip")
set(CONAN_URL_WINDOWS_ARM64 "https://github.com/conan-io/conan/releases/download/${CONAN_VERSION}/conan-${CONAN_VERSION}-windows-arm64.zip")
set(CONAN_URL_LINUX_X86_64 "https://github.com/conan-io/conan/releases/download/${CONAN_VERSION}/conan-${CONAN_VERSION}-linux-x86_64.tgz")
set(CONAN_URL_LINUX_AARCH64 "https://github.com/conan-io/conan/releases/download/${CONAN_VERSION}/conan-${CONAN_VERSION}-linux-aarch64.tgz")
set(CONAN_INSTALL_DIR "${CMAKE_SOURCE_DIR}/build")
# Set the installation directory
if(NOT CMAKE_BINARY_DIR)
set(CMAKE_BINARY_DIR "${CONAN_INSTALL_DIR}")
endif()
set(CONAN_EXECUTABLE "${CONAN_INSTALL_DIR}/bin/conan")
# Check if Conan is already installed
if(NOT EXISTS "${CONAN_EXECUTABLE}")
message(STATUS "Conan not found. Downloading and installing...")
file(MAKE_DIRECTORY "${CONAN_INSTALL_DIR}")
# Detect the operating system and architecture
if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Darwin")
if(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "arm64")
set(CONAN_URL ${CONAN_URL_MACOS_ARM})
set(CONAN_ARCHIVE_TYPE "tgz")
else()
set(CONAN_URL ${CONAN_URL_MACOS_INTEL})
set(CONAN_ARCHIVE_TYPE "tgz")
endif()
elseif(CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
if(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "ARM64")
set(CONAN_URL ${CONAN_URL_WINDOWS_ARM64})
set(CONAN_ARCHIVE_TYPE "zip")
else()
set(CONAN_URL ${CONAN_URL_WINDOWS_X86_64})
set(CONAN_ARCHIVE_TYPE "zip")
endif()
elseif(CMAKE_HOST_SYSTEM_NAME STREQUAL "Linux")
if(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "aarch64")
set(CONAN_URL ${CONAN_URL_LINUX_AARCH64})
set(CONAN_ARCHIVE_TYPE "tgz")
else()
set(CONAN_URL ${CONAN_URL_LINUX_X86_64})
set(CONAN_ARCHIVE_TYPE "tgz")
endif()
else()
message(FATAL_ERROR "Unsupported operating system: ${CMAKE_HOST_SYSTEM_NAME}")
endif()
# Download and extract Conan
set(CONAN_ARCHIVE "${CMAKE_BINARY_DIR}/conan.${CONAN_ARCHIVE_TYPE}")
message(STATUS "Downloading ${CONAN_URL} to ${CONAN_ARCHIVE}")
file(DOWNLOAD "${CONAN_URL}" "${CONAN_ARCHIVE}" SHOW_PROGRESS)
message(STATUS "Extracting ${CONAN_ARCHIVE} to ${CONAN_INSTALL_DIR}")
if(CONAN_ARCHIVE_TYPE STREQUAL "tgz")
execute_process(
COMMAND ${CMAKE_COMMAND} -E tar xzf "${CONAN_ARCHIVE}"
WORKING_DIRECTORY "${CONAN_INSTALL_DIR}"
RESULT_VARIABLE result
)
elseif(CONAN_ARCHIVE_TYPE STREQUAL "zip")
# Cmake -E tar can handle zip files
execute_process(
COMMAND ${CMAKE_COMMAND} -E tar xf "${CONAN_ARCHIVE}"
WORKING_DIRECTORY "${CONAN_INSTALL_DIR}"
RESULT_VARIABLE result
)
endif()
if(NOT result EQUAL 0)
message(FATAL_ERROR "Failed to extract Conan archive.")
endif()
# Clean up the archive
file(REMOVE "${CONAN_ARCHIVE}")
message(STATUS "Conan installed successfully in ${CONAN_INSTALL_DIR}/conan")
else()
message(STATUS "Conan already installed in ${CONAN_INSTALL_DIR}/conan")
endif()