monero/cmake/32-bit-toolchain.cmake

# Copyright (c) 2014-2024, The Monero Project
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# 1. Redistributions of source code must retain the above copyright notice, this list of
#    conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright notice, this list
#    of conditions and the following disclaimer in the documentation and/or other
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

if (NOT CMAKE_HOST_WIN32)
  set (CMAKE_SYSTEM_NAME Windows)
endif()

set (GCC_PREFIX i686-w64-mingw32)
set (CMAKE_C_COMPILER ${GCC_PREFIX}-gcc)
set (CMAKE_CXX_COMPILER ${GCC_PREFIX}-g++)
set (CMAKE_AR ar CACHE FILEPATH "" FORCE)
set (CMAKE_NM nm CACHE FILEPATH "" FORCE)
set (CMAKE_LINKER ld CACHE FILEPATH "" FORCE)
#set (CMAKE_RANLIB ${GCC_PREFIX}-gcc-ranlib CACHE FILEPATH "" FORCE)
set (CMAKE_RC_COMPILER windres)

set (CMAKE_FIND_ROOT_PATH "${MSYS2_FOLDER}/mingw32")

# Ensure cmake doesn't find things in the wrong places
set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) # Find programs on host
set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) # Find libs in target
set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) # Find includes in target

set (MINGW_FLAG "-m32")
set (USE_LTO_DEFAULT false)