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include(GNUInstallDirs)
# Set the options for the directories (personal, shared, global).
#
# set_directory_options()
#
function(set_directory_options)
if (APPLE)
set(DEFAULT_PERSONAL_DIR "Documents/OpenTTD")
set(DEFAULT_SHARED_DIR "/Library/Application Support/OpenTTD")
set(DEFAULT_GLOBAL_DIR "(not set)")
elseif (WIN32)
set(DEFAULT_PERSONAL_DIR "OpenTTD")
set(DEFAULT_SHARED_DIR "(not set)")
set(DEFAULT_GLOBAL_DIR "(not set)")
elseif (UNIX)
set(DEFAULT_PERSONAL_DIR ".${BINARY_NAME}")
set(DEFAULT_SHARED_DIR "(not set)")
set(DEFAULT_GLOBAL_DIR "${CMAKE_INSTALL_FULL_DATADIR}/${BINARY_NAME}")
else ()
message(FATAL_ERROR "Unknown OS found; please consider creating a Pull Request to add support for this OS.")
endif ()
if (NOT PERSONAL_DIR)
set(PERSONAL_DIR "${DEFAULT_PERSONAL_DIR}" CACHE STRING "Personal directory")
message(STATUS "Detecting Personal Data directory - ${PERSONAL_DIR}")
endif (NOT PERSONAL_DIR)
if (NOT SHARED_DIR)
set(SHARED_DIR "${DEFAULT_SHARED_DIR}" CACHE STRING "Shared directory")
message(STATUS "Detecting Shared Data directory - ${SHARED_DIR}")
endif (NOT SHARED_DIR)
if (NOT GLOBAL_DIR)
set(GLOBAL_DIR "${DEFAULT_GLOBAL_DIR}" CACHE STRING "Global directory")
message(STATUS "Detecting Global Data directory - ${GLOBAL_DIR}")
endif (NOT GLOBAL_DIR)
endfunction()
# Set some generic options that influence what is being build.
#
# set_options()
#
function(set_options)
if (UNIX AND NOT APPLE)
set(DEFAULT_OPTION_INSTALL_FHS ON)
else (UNIX AND NOT APPLE)
set(DEFAULT_OPTION_INSTALL_FHS OFF)
endif (UNIX AND NOT APPLE)
option(OPTION_FORCE_COLORED_OUTPUT "Always produce ANSI-colored output (GNU/Clang only)." OFF)
option(OPTION_DEDICATED "Build dedicated server only (no GUI)" OFF)
option(OPTION_INSTALL_FHS "Install with Filesystem Hierarchy Standard folders" ${DEFAULT_OPTION_INSTALL_FHS})
option(OPTION_USE_ASSERTS "Use assertions; leave enabled for nightlies, betas, and RCs" ON)
option(OPTION_USE_THREADS "Use threads" ON)
option(OPTION_USE_NSIS "Use NSIS to create windows installer; enable only for stable releases" OFF)
endfunction()
# Show the values of the generic options.
#
# show_options()
#
function(show_options)
message(STATUS "Option Dedicated - ${OPTION_DEDICATED}")
message(STATUS "Option Install FHS - ${OPTION_INSTALL_FHS}")
message(STATUS "Option Use assert - ${OPTION_USE_ASSERTS}")
message(STATUS "Option Use threads - ${OPTION_USE_THREADS}")
message(STATUS "Option Use NSIS - ${OPTION_USE_NSIS}")
endfunction()
# Add the definitions for the options that are selected.
#
# add_definitions_based_on_options()
#
function(add_definitions_based_on_options)
if (OPTION_DEDICATED)
add_definitions(-DDEDICATED)
endif (OPTION_DEDICATED)
if (NOT OPTION_USE_THREADS)
add_definitions(-DNO_THREADS)
endif (NOT OPTION_USE_THREADS)
if (OPTION_USE_ASSERTS)
add_definitions(-DWITH_ASSERT)
else (OPTION_USE_ASSERTS)
add_definitions(-DNDEBUG)
endif (OPTION_USE_ASSERTS)
endfunction()
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