#MIT License
#
#Copyright (c) 2021 Andrew Vasiliev
#
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#
#The above copyright notice and this permission notice shall be included in all
#copies or substantial portions of the Software.
#
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
#SOFTWARE.

set(CMAKE_SYSTEM_NAME Windows)
set(CMAKE_SYSTEM_PROCESSOR x86_64)
set(CMAKE_CROSSCOMPILING ON)
set(triple x86_64-w64-mingw32)

# which compilers to use for C and C++
# cross compilers to use for C, C++ and Fortran
string(APPEND CMAKE_EXE_LINKER_FLAGS " -fuse-ld=lld")
string(APPEND CMAKE_SHARED_LINKER_FLAGS " -fuse-ld=lld")
string(APPEND CMAKE_CXX_FLAGS " -pthread")
string(APPEND CMAKE_C_FLAGS " -pthread")

#set(CMAKE_RC_COMPILER llvm-rc)
set(CMAKE_RC_COMPILER x86_64-w64-mingw32-windres)
set(CMAKE_AR llvm-ar)
set(CMAKE_C_COMPILER clang)
set(CMAKE_C_COMPILER_TARGET ${triple})
set(CMAKE_CXX_COMPILER clang++)
set(CMAKE_CXX_COMPILER_TARGET ${triple})

# target environment on the build host system
set(CMAKE_EXTRA_ROOT_PATH /usr/${triple})

# adjust the default behaviour of the FIND_XXX() commands:
# search headers and libraries in the target environment, search
# programs in the host environment
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
