cmake_minimum_required(VERSION 3.9)

# Make sure the user doesn't play dirty with symlinks
get_filename_component(srcdir "${CMAKE_SOURCE_DIR}" REALPATH)
get_filename_component(bindir "${CMAKE_BINARY_DIR}" REALPATH)

# Disallow in-source builds
if(${srcdir} STREQUAL ${bindir})
 message(FATAL_ERROR "In-source builds are not allowed."
 " Please create a directory and run cmake from there, passing the path"
 " to this source directory as the last argument. This process created"
 " the file `CMakeCache.txt' and the directory `CMakeFiles' in ${srcdir}."
 " Please remove them.")
endif()

string(ASCII 27 Esc)
set(ColorReset  "${Esc}[m")
set(ColorBold   "${Esc}[1m")
set(Red         "${Esc}[31m")
set(Green       "${Esc}[32m")
set(Yellow      "${Esc}[33m")
set(Blue        "${Esc}[34m")
set(Magenta     "${Esc}[35m")
set(Cyan        "${Esc}[36m")
set(White       "${Esc}[37m")
set(BoldRed     "${Esc}[1;31m")
set(BoldGreen   "${Esc}[1;32m")
set(BoldYellow  "${Esc}[1;33m")
set(BoldBlue    "${Esc}[1;34m")
set(BoldMagenta "${Esc}[1;35m")
set(BoldCyan    "${Esc}[1;36m")
set(BoldWhite   "${Esc}[1;37m")

set(STATIC_ANALYZER OFF CACHE BOOL "Using GCC static analyzer if available")

project(odm C CXX)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ON)

include_directories(include sources sources-add GSW-C)
add_compile_options(-Wall -Wno-deprecated-declarations)

# Dwarf-4 support check
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG(-gdwarf-4 COMPILER_SUPPORTS_DWARF4)
if(COMPILER_SUPPORTS_DWARF4 AND (CMAKE_BUILD_TYPE STREQUAL "Debug" OR CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo"))
 add_compile_options(-gdwarf-4)
endif()

# GCC static analyzer support check
CHECK_CXX_COMPILER_FLAG(-fanalyzer COMPILER_SUPPORTS_ANALYZER)
if(COMPILER_SUPPORTS_ANALYZER AND STATIC_ANALYZER)
 add_compile_options(-fanalyzer)
endif()

# Disable michlib warnings
add_compile_options(-Wno-deprecated-declarations)
CHECK_CXX_COMPILER_FLAG(-Wno-class-memaccess COMPILER_SUPPORTS_CLASSMEMACCESS)
if(COMPILER_SUPPORTS_CLASSMEMACCESS)
 add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-Wno-class-memaccess>)
endif()

add_library(teos STATIC GSW-C/gsw_oceanographic_toolbox.c GSW-C/gsw_saar.c)
set_target_properties(teos PROPERTIES LINKER_LANGUAGE C)

add_subdirectory(src)