cmake_minimum_required(VERSION 2.8)

include_directories(include)
include_directories(src/mesa)
include_directories(src/mapi)
include_directories(src/glsl)
include_directories(src)

option (DEBUG "Enable debugging" FALSE)

if(${DEBUG} MATCHES "on")
	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -O0")
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0")
else()
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os -DNDEBUG")
    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Os -DNDEBUG")
    set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -s")
endif()

file(GLOB glcpp-library_sources src/glsl/glcpp/*.c src/util/*.c)
#file(GLOB glcpp-library_sources_remove src/glsl/glcpp/glcpp.c)
#list(REMOVE_ITEM glcpp-library_sources ${glcpp-library_sources_remove})
add_library(glcpp-library ${glcpp-library_sources})

file(GLOB mesa_sources src/mesa/program/*.c src/mesa/main/*.c)
add_library(mesa ${mesa_sources})

file(GLOB glsl_sources src/glsl/*.cpp src/glsl/*.c)
file(GLOB glsl_sources_remove src/glsl/main.cpp src/glsl/builtin_stubs.cpp)
list(REMOVE_ITEM glsl_sources ${glsl_sources_remove})
add_library(glsl_optimizer ${glsl_sources})
target_link_libraries(glsl_optimizer glcpp-library mesa)

#add_executable(glsl_compiler src/glsl/main.cpp)
#target_link_libraries(glsl_compiler glsl_optimizer)

#file(GLOB glsl_test_sources tests/*.cpp)
#add_executable(glsl_test ${glsl_test_sources})
#target_link_libraries(glsl_test glsl_optimizer)
#if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
#    # OSX-specific build requirements
#    find_library(OpenGL_LIBRARY OpenGL )
#    target_link_libraries(glsl_test ${OpenGL_LIBRARY})
#endif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")

#file(GLOB glslopt_sources contrib/glslopt/*.cpp)
#add_executable(glslopt ${glslopt_sources})
#target_link_libraries(glslopt glsl_optimizer)

#add_executable(glcpp src/glsl/glcpp/glcpp.c)
#target_link_libraries(glcpp glsl_optimizer)

install_dep(glsl_optimizer src/glsl)
install_dep(glsl_optimizer include src/glsl/glsl_optimizer.h)

set(GLSL_Optimizer_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/include CACHE PATH "" FORCE)
set(GLSL_Optimizer_LIBRARY_DBG "glsl_optimizer" CACHE STRING "" FORCE)
set(GLSL_Optimizer_LIBRARY_REL "glsl_optimizer" CACHE STRING "" FORCE)
mark_as_advanced(include src/glsl GLSL_Optimizer_LIBRARY_DBG GLSL_Optimizer_LIBRARY_REL)