if("$ENV{PSXSDK_PATH}" STREQUAL "")
    message(FATAL_ERROR "Please set PSXSDK_PATH env variable first")
endif()

file(MAKE_DIRECTORY ${cdroot})
target_link_directories(${PROJECT_NAME} PUBLIC $ENV{PSXSDK_PATH}/lib)
target_link_libraries(${PROJECT_NAME} PUBLIC -lpsx -lfixmath)
target_compile_definitions(${PROJECT_NAME} PUBLIC FIXMATH_FAST_SIN PSXSDK_DEBUG)
target_include_directories(${PROJECT_NAME} PRIVATE . $ENV{PSXSDK_PATH}/include)
add_custom_target(exe ALL elf2exe ${PROJECT_NAME}
    ${cdroot}/${PROJECT_NAME}.exe -mark="A homebrew game created with PSXSDK"
    DEPENDS ${PROJECT_NAME})
add_custom_target(iso ALL mkisofs -o ${PROJECT_NAME}.iso -V ${PROJECT_NAME}
    -sysid PLAYSTATION ${cdroot} DEPENDS exe)
set(license $ENV{PSXSDK_PATH}/share/licenses/infoeur.dat)
add_custom_target(bin_cue ALL mkpsxiso ${PROJECT_NAME}.iso ${PROJECT_NAME}.bin
    ${license} -s DEPENDS iso)
# add_custom_target(libpsx ALL DEPENDS $ENV{PSXSDK_PATH}/lib/libpsx.a)
# add_dependencies(${PROJECT_NAME} libpsx)

if(NOT EXISTS "${cdroot}/system.cnf")
    file(COPY "src/system.cnf" DESTINATION "${cdroot}")
endif()

if(CMAKE_BUILD_TYPE STREQUAL "Debug")
    set(cflags ${cflags} -Og)
else()
    set(cflags ${cflags} -Os)
endif()

set(cflags ${cflags} -fshort-enums)
# libfixmath is already bundled with PSXSDK.