# ########################################################################
# Copyright (C) 2021-2025 Advanced Micro Devices, Inc. All rights Reserved.
#
# 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.
#
# ########################################################################

if (DEFINED ENV{HIP_PATH})
  file(TO_CMAKE_PATH "$ENV{HIP_PATH}" HIP_DIR)
  set(rocm_bin "${HIP_DIR}/bin")
elseif (DEFINED ENV{HIP_DIR})
  file(TO_CMAKE_PATH "$ENV{HIP_DIR}" HIP_DIR)
  set(rocm_bin "${HIP_DIR}/bin")
else()
  set(HIP_DIR "C:/hip")
  set(rocm_bin "C:/hip/bin")
endif()

set(CXX_COMPILER_PATH "${rocm_bin}/clang++.exe")
set(C_COMPILER_PATH "${rocm_bin}/clang.exe")
set(CXX_COMPILER_PATH_ALT "${rocm_bin}/../lib/llvm/bin/clang++.exe")
set(C_COMPILER_PATH_ALT "${rocm_bin}/../lib/llvm/bin/clang.exe")

# Check for the first path (preferred)
if(EXISTS "${CXX_COMPILER_PATH}" AND EXISTS "${C_COMPILER_PATH}")
    set(CMAKE_CXX_COMPILER "${CXX_COMPILER_PATH}")
    set(CMAKE_C_COMPILER "${C_COMPILER_PATH}")
elseif(EXISTS "${CXX_COMPILER_PATH_ALT}" AND EXISTS "${C_COMPILER_PATH_ALT}")
    set(CMAKE_CXX_COMPILER "${CXX_COMPILER_PATH_ALT}")
    set(CMAKE_C_COMPILER "${C_COMPILER_PATH_ALT}")
else()
    message(WARNING "Compiler was not found. CMAKE_CXX_COMPILER will not be explicitly set.")
endif()

message("CMAKE_CXX_COMPILER : ${CMAKE_CXX_COMPILER}")
message("CMAKE_C_COMPILER : ${CMAKE_C_COMPILER}")

# working
#set(CMAKE_Fortran_COMPILER "C:/Strawberry/c/bin/gfortran.exe")

#set(CMAKE_Fortran_PREPROCESS_SOURCE "<CMAKE_Fortran_COMPILER> -E <INCLUDES> <FLAGS> -cpp <SOURCE> -o <PREPROCESSED_SOURCE>")

# TODO remove, just to speed up slow cmake
#set(CMAKE_C_COMPILER_WORKS 1)
set(CMAKE_CXX_COMPILER_WORKS 1)
#set(CMAKE_Fortran_COMPILER_WORKS 1)


# our usage flags
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DWIN32 -DWIN32_LEAN_AND_MEAN -DNOMINMAX -D_CRT_SECURE_NO_WARNINGS -D_SILENCE_EXPERIMENTAL_FILESYSTEM_DEPRECATION_WARNING")

# flags for clang direct use

# -Wno-ignored-attributes to avoid warning: __declspec attribute 'dllexport' is not supported [-Wignored-attributes] which is used by msvc compiler
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-ignored-attributes")

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DHIP_CLANG_HCC_COMPAT_MODE=1")

# args also in hipcc.bat
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fms-extensions -fms-compatibility -D__HIP_ROCclr__=1 -D__HIP_PLATFORM_AMD__=1 ")

if (DEFINED ENV{LAPACK_DIR})
  file(TO_CMAKE_PATH "$ENV{LAPACK_DIR}" LAPACK_DIR)
else()
  set(LAPACK_DIR "C:/lapack/build")
endif()

if (DEFINED ENV{VCPKG_PATH})
  file(TO_CMAKE_PATH "$ENV{VCPKG_PATH}" VCPKG_PATH)
else()
  set(VCPKG_PATH "C:/github/vcpkg")
endif()
include("${VCPKG_PATH}/scripts/buildsystems/vcpkg.cmake")

set(CMAKE_STATIC_LIBRARY_SUFFIX ".a")
set(CMAKE_STATIC_LIBRARY_PREFIX "static_")
set(CMAKE_SHARED_LIBRARY_SUFFIX ".dll")
set(CMAKE_SHARED_LIBRARY_PREFIX "")