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#
# Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-AGPL3
# Copyright (C) 2008-2019 TrinityCore <https://www.trinitycore.org/>
#

# set up output paths for executable binaries (.exe-files, and .dll-files on DLL-capable platforms)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

# set up output paths ofr static libraries etc (commented out - shown here as an example only)
#set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
#set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

# CMake sets warning flags by default, however we manage it manually
# for different core and dependency targets
string(REGEX REPLACE "/W[0-4] " "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
# Search twice, once for space after /W argument,
# once for end of line as CMake regex has no \b
string(REGEX REPLACE "/W[0-4]$" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
string(REGEX REPLACE "/W[0-4] " "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
string(REGEX REPLACE "/W[0-4]$" "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")

# https://tinyurl.com/jxnc4s83
target_compile_options(acore-compile-option-interface
    INTERFACE
      /utf-8)

if(PLATFORM EQUAL 64)
  # This definition is necessary to work around a bug with Intellisense described
  # here: http://tinyurl.com/2cb428.  Syntax highlighting is important for proper
  # debugger functionality.
  target_compile_definitions(acore-compile-option-interface
    INTERFACE
      -D_WIN64)
  message(STATUS "MSVC: 64-bit platform, enforced -D_WIN64 parameter")

  # Enable extended object support for debug compiles on X64 (not required on X86)
  set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /bigobj")
  message(STATUS "MSVC: Enabled extended object-support for debug-compiles")
else()
  # mark 32 bit executables large address aware so they can use > 2GB address space
  set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LARGEADDRESSAWARE")
  message(STATUS "MSVC: Enabled large address awareness")

  target_compile_options(acore-compile-option-interface
    INTERFACE
      /arch:SSE2)
  message(STATUS "MSVC: Enabled SSE2 support")
endif()

# Set build-directive (used in core to tell which buildtype we used)
# msbuild/devenv don't set CMAKE_MAKE_PROGRAM, you can choose build type from a dropdown after generating projects
if("${CMAKE_MAKE_PROGRAM}" MATCHES "MSBuild")
  target_compile_definitions(acore-compile-option-interface
    INTERFACE
      -D_BUILD_DIRECTIVE="$(ConfigurationName)")
else()
  # while all make-like generators do (nmake, ninja)
  target_compile_definitions(acore-compile-option-interface
    INTERFACE
      -D_BUILD_DIRECTIVE="${CMAKE_BUILD_TYPE}")
endif()

# multithreaded compiling on VS
target_compile_options(acore-compile-option-interface
  INTERFACE
    /MP)

# Define _CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES - eliminates the warning by changing the strcpy call to strcpy_s, which prevents buffer overruns
target_compile_definitions(acore-compile-option-interface
  INTERFACE
    -D_CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES)
message(STATUS "MSVC: Overloaded standard names")

# Ignore warnings about older, less secure functions
target_compile_definitions(acore-compile-option-interface
  INTERFACE
    -D_CRT_SECURE_NO_WARNINGS)
message(STATUS "MSVC: Disabled NON-SECURE warnings")

# Ignore warnings about POSIX deprecation
target_compile_definitions(acore-compile-option-interface
  INTERFACE
    -D_CRT_NONSTDC_NO_WARNINGS)
message(STATUS "MSVC: Disabled POSIX warnings")

# Ignore warnings about INTMAX_MAX
target_compile_definitions(acore-compile-option-interface
  INTERFACE
    -D__STDC_LIMIT_MACROS)
message(STATUS "MSVC: Disabled INTMAX_MAX warnings")

# disable warnings in Visual Studio 8 and above if not wanted
if(NOT WITH_WARNINGS)
  if(MSVC AND NOT CMAKE_GENERATOR MATCHES "Visual Studio 7")
  target_compile_options(acore-warning-interface
    INTERFACE
      /wd4996
      /wd4355
      /wd4244
      /wd4985
      /wd4267
      /wd4619
      # /wd4512
      )
    message(STATUS "MSVC: Disabled generic compiletime warnings")
  endif()
endif()

# Specify the maximum PreCompiled Header memory allocation limit
# Fixes a compiler-problem when using PCH - the /Ym flag is adjusted by the compiler in MSVC2012, hence we need to set an upper limit with /Zm to avoid discrepancies)
# (And yes, this is a verified , unresolved bug with MSVC... *sigh*)
string(REGEX REPLACE "/Zm[0-9]+ *" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zm500")

# Enable and treat as errors the following warnings to easily detect virtual function signature failures:
# 'function' : member function does not override any base class virtual member function
# 'virtual_function' : no override available for virtual member function from base 'class'; function is hidden
target_compile_options(acore-warning-interface
  INTERFACE
    /we4263
    /we4264)