cmake_minimum_required(VERSION 2.8.5)

# 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()

project(gmt_makemap CXX)

if(NOT CMAKE_BUILD_TYPE)
 set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo" FORCE)
endif()

set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules/" CACHE INTERNAL "Location of our custom CMake modules." FORCE)

include_directories(include)
set(default_options -std=gnu++11 -flto -fvisibility=hidden -Wl,--export-dynamic -Wall)
add_compile_options(${default_options})

file(GLOB modules modules/*)
file(GLOB extramodules extramodules/*)

set(STATIC_MODULES "")

foreach(ext ${modules})
 if(EXISTS ${ext}/CMakeLists.txt)
  string(REGEX REPLACE .*/ "" modname ${ext})
  option(MODULE_${modname}_BUILD "Build module ${modname}" ON)
  option(MODULE_${modname}_STATIC "Link module ${modname} statically in gmt_makemap" ON)
  mark_as_advanced(FORCE MODULE_${modname}_STATIC)
  if(MODULE_${modname}_BUILD)
   add_subdirectory(modules/${modname})
  endif()
 endif()
endforeach(ext)

foreach(ext ${extramodules})
 if(EXISTS ${ext}/CMakeLists.txt)
  string(REGEX REPLACE .*/ "" modname ${ext})
  option(MODULE_${modname}_BUILD "Build module ${modname}" ON)
  option(MODULE_${modname}_STATIC "Link module ${modname} statically in gmt_makemap" ON)
  mark_as_advanced(FORCE MODULE_${modname}_STATIC)
  if(MODULE_${modname}_BUILD)
   add_subdirectory(extramodules/${modname})
  endif()
 endif()
endforeach(ext)

add_subdirectory(src)