[HOST-TOOLS] Configure environment for MSVC cross-compiling

This makes ARM builds on a non-arm host work again.

CORE-17542
CORE-17517
This commit is contained in:
Mark Jansen 2021-04-11 15:57:14 +02:00
parent a555892027
commit 5f94b23d2b
No known key found for this signature in database
GPG key ID: B39240EE84BEAE8B

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@ -29,6 +29,48 @@ function(setup_host_tools)
set(HOST_MODULE_SUFFIX ".so")
endif()
# Normalize to the same format as our own ARCH, and add one for the VC shell
string(TOLOWER "${CMAKE_HOST_SYSTEM_PROCESSOR}" lowercase_CMAKE_HOST_SYSTEM_PROCESSOR)
if(lowercase_CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL x86 OR lowercase_CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "^i[3456]86$")
set(HOST_ARCH i386)
set(VCVARSALL_ARCH x86)
elseif(lowercase_CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL x86_64 OR lowercase_CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL amd64)
set(HOST_ARCH amd64)
set(VCVARSALL_ARCH amd64_x86) # x64 host-tools are not happy compiling for x86...
elseif(lowercase_CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL arm)
set(HOST_ARCH arm)
set(VCVARSALL_ARCH arm)
else()
message(FATAL_ERROR "Unknown host architecture: ${lowercase_CMAKE_HOST_SYSTEM_PROCESSOR}")
endif()
if(ARCH STREQUAL HOST_ARCH)
set(HOST_TOOLS_CMAKE_COMMAND "${CMAKE_COMMAND}")
message("Not cross-compiling, no special host-tools cmake command")
elseif(MSVC)
message("Compiling on ${HOST_ARCH} for ${ARCH} (MSVC)")
set(HOST_TOOLS_CMAKE_COMMAND "${REACTOS_BINARY_DIR}/host-tools/cmake_shim.cmd")
if(MSVC_VERSION EQUAL 1900)
file(WRITE ${HOST_TOOLS_CMAKE_COMMAND}
"@call \"$ENV{VCINSTALLDIR}\\vcvarsall.bat\" ${VCVARSALL_ARCH}\n"
"\"${CMAKE_COMMAND}\" %*"
)
elseif(MSVC_VERSION GREATER_EQUAL 1910)
# 2017 and 2019 use the same folder structure
file(WRITE ${HOST_TOOLS_CMAKE_COMMAND}
"@set VSCMD_ARG_no_logo=1\n"
"@call \"$ENV{VCINSTALLDIR}\\Auxiliary\\Build\\vcvarsall.bat\" /clean_env\n"
"@call \"$ENV{VCINSTALLDIR}\\Auxiliary\\Build\\vcvarsall.bat\" ${VCVARSALL_ARCH}\n"
"\"${CMAKE_COMMAND}\" %*"
)
else()
message(FATAL "Unable to figure out vcvarsall path")
endif()
else()
set(HOST_TOOLS_CMAKE_COMMAND "${CMAKE_COMMAND}")
message("Cross-compiling on non-msvc, no special host-tools cmake command")
endif()
# CMake might choose clang if it finds it in the PATH. Always prefer cl for host tools
if (MSVC)
list(APPEND CMAKE_HOST_TOOLS_EXTRA_ARGS
@ -40,6 +82,7 @@ function(setup_host_tools)
SOURCE_DIR ${REACTOS_SOURCE_DIR}
PREFIX ${REACTOS_BINARY_DIR}/host-tools
BINARY_DIR ${REACTOS_BINARY_DIR}/host-tools/bin
CMAKE_COMMAND ${HOST_TOOLS_CMAKE_COMMAND}
CMAKE_ARGS
-UCMAKE_TOOLCHAIN_FILE
-DARCH:STRING=${ARCH}