From 2545d72e213c59f9b26550ebaee2809a0d2eba75 Mon Sep 17 00:00:00 2001 From: xyb Date: Sat, 5 Sep 2020 15:41:14 -0700 Subject: [PATCH] [vcpkg] Support cross compile arm64-linux, arm-linux triplets on linux x86_64 host. --- scripts/toolchains/linux.cmake | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/scripts/toolchains/linux.cmake b/scripts/toolchains/linux.cmake index 218db5a8503009..fb56665384e695 100644 --- a/scripts/toolchains/linux.cmake +++ b/scripts/toolchains/linux.cmake @@ -11,9 +11,27 @@ elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "x86") string(APPEND VCPKG_C_FLAGS " -m32") string(APPEND VCPKG_CXX_FLAGS " -m32") elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm") - set(CMAKE_SYSTEM_PROCESSOR armv7l CACHE STRING "") + set(CMAKE_SYSTEM_PROCESSOR armv7l CACHE STRING "") + if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Linux" AND CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "x86_64") + if(NOT DEFINED CMAKE_CXX_COMPILER) + set(CMAKE_CXX_COMPILER "arm-linux-gnueabihf-g++") + endif() + if(NOT DEFINED CMAKE_C_COMPILER) + set(CMAKE_C_COMPILER "arm-linux-gnueabihf-gcc") + endif() + message(STATUS "Cross compiling arm on host x86_64, use cross compiler: ${CMAKE_CXX_COMPILER}/${CMAKE_C_COMPILER}") + endif() elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm64") - set(CMAKE_SYSTEM_PROCESSOR aarch64 CACHE STRING "") + set(CMAKE_SYSTEM_PROCESSOR aarch64 CACHE STRING "") + if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Linux" AND CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "x86_64") + if(NOT DEFINED CMAKE_CXX_COMPILER) + set(CMAKE_CXX_COMPILER "aarch64-linux-gnu-g++") + endif() + if(NOT DEFINED CMAKE_C_COMPILER) + set(CMAKE_C_COMPILER "aarch64-linux-gnu-gcc") + endif() + message(STATUS "Cross compiling arm64 on host x86_64, use cross compiler: ${CMAKE_CXX_COMPILER}/${CMAKE_C_COMPILER}") + endif() endif() get_property( _CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE )