# This file is copyrighted under the GPL2+ license
# copyright 2012, Jean-Philippe Meuret <jpmeuret@free.fr>

project(qatsh)

cmake_minimum_required(VERSION 3.13.5)

# CMake Build options.
if(NOT DEFINED CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE "Release" CACHE STRING
       "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
       FORCE)
endif()

# Requirement checks.
#include(ConfigureChecks.cmake)

# Compile options.
if(CMAKE_COMPILER_IS_GNUCXX)

  # GCC warnings (at least for the 4.x series, there are none by default).
  # Add useful warnings / checks.
  set(_WOPTS "-Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers")
  
elseif(MSVC)
  
  # MSVC warnings (default warning level 3 is not exactly what we want).
  # Suppress bothering MSVC warnings and add useful warnings / checks.
  set(_WOPTS "/W4") # Better warning level (default seems to be 3).
  
  # Level 3 useless/boring warnings.
  set(_WOPTS "${_WOPTS} /wd4251") # class XXX needs a DLL interface
  set(_WOPTS "${_WOPTS} /wd4996") # std::_Copy_opt disaproved because unsafe
  
  # Level 4 useless/boring warnings.
  set(_WOPTS "${_WOPTS} /wd4100") # unreferenced formal parameter
  set(_WOPTS "${_WOPTS} /wd4127") # conditional expression is constant
  set(_WOPTS "${_WOPTS} /wd4201") # nonstandard extension used : nameless struct/union
  set(_WOPTS "${_WOPTS} /wd4706") # assignment within conditional expression
  
  # Other useless warnings.
  add_definitions(-D_CRT_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE 
                  -D_CRT_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS)
  
endif(CMAKE_COMPILER_IS_GNUCXX)

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_WOPTS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_WOPTS}")
  
# config.h generation.
#configure_file(include/config.h.in.cmake ${CMAKE_CURRENT_BINARY_DIR}/config.h)

# Add our own modules to the CMake search path (useful for FindLibSndFile).
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake)

# Sub-directories.
add_subdirectory(mathexpr)
add_subdirectory(atsa)
add_subdirectory(qatsh)