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set(PUZZLES_ENABLE_UNFINISHED ""
CACHE STRING "List of puzzles in the 'unfinished' subdirectory \
to build as if official (separated by ';')")
set(build_individual_puzzles TRUE)
set(build_cli_programs TRUE)
set(build_gui_programs TRUE)
set(build_icons FALSE)
set(need_c_icons FALSE)
# Don't disable assertions, even in release mode. Our assertions
# generally aren't expensive and protect against more annoying crashes
# and memory corruption.
string(REPLACE "/DNDEBUG" "" CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS_MINSIZEREL}")
string(REPLACE "-DNDEBUG" "" CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS_MINSIZEREL}")
string(REPLACE "/DNDEBUG" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
string(REPLACE "-DNDEBUG" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
string(REPLACE "/DNDEBUG" "" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
string(REPLACE "-DNDEBUG" "" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
# Include one of platforms/*.cmake to define platform-specific stuff.
# Each of these is expected to:
# - define get_platform_puzzle_extra_source_files(), used below
# - define set_platform_puzzle_target_properties(), used below
# - define build_platform_extras(), called from the top-level CMakeLists.txt
# - override the above build_* settings, if necessary
if(CMAKE_SYSTEM_NAME MATCHES "Windows")
include(cmake/platforms/windows.cmake)
elseif(CMAKE_SYSTEM_NAME MATCHES "Darwin")
include(cmake/platforms/osx.cmake)
elseif(CMAKE_SYSTEM_NAME MATCHES "NestedVM")
include(cmake/platforms/nestedvm.cmake)
elseif(CMAKE_C_COMPILER MATCHES "emcc")
include(cmake/platforms/emscripten.cmake)
else() # assume Unix
include(cmake/platforms/unix.cmake)
endif()
# Accumulate lists of the puzzles' bare names and source file
# locations, for use in build_platform_extras() implementations when
# they want to build things based on all the puzzles at once.
set(puzzle_names)
set(puzzle_sources)
include(CheckIncludeFile)
check_include_file(stdint.h HAVE_STDINT_H)
if(NOT HAVE_STDINT_H)
add_compile_definitions(NO_STDINT_H)
endif()
check_include_file(tgmath.h HAVE_TGMATH_H)
if(NOT HAVE_TGMATH_H)
add_compile_definitions(NO_TGMATH_H)
endif()
# Try to normalise source file pathnames as seen in __FILE__ (e.g.
# assertion failure messages). Partly to avoid bloating the binaries
# with file prefixes like /home/simon/stuff/things/tmp-7x6c5d54/, but
# also to make the builds more deterministic - building from the same
# source should give the same binary even if you do it in a
# differently named temp directory.
function(map_pathname src dst)
if(CMAKE_SYSTEM_NAME MATCHES "NestedVM")
# Do nothing: the NestedVM gcc is unfortunately too old to support
# this option.
elseif(CMAKE_C_COMPILER_ID MATCHES "Clang" AND
CMAKE_C_COMPILER_FRONTEND_VARIANT MATCHES "MSVC")
# -fmacro-prefix-map isn't available as a clang-cl option, so we
# prefix it with -Xclang to pass it straight through to the
# underlying clang -cc1 invocation, which spells the option the
# same way.
set(CMAKE_C_FLAGS
"${CMAKE_C_FLAGS} -Xclang -fmacro-prefix-map=${src}=${dst}"
PARENT_SCOPE)
elseif(CMAKE_C_COMPILER_ID MATCHES "GNU" OR
CMAKE_C_COMPILER_ID MATCHES "Clang")
set(CMAKE_C_FLAGS
"${CMAKE_C_FLAGS} -fmacro-prefix-map=${src}=${dst}"
PARENT_SCOPE)
endif()
endfunction()
map_pathname(${CMAKE_SOURCE_DIR} /puzzles)
map_pathname(${CMAKE_BINARY_DIR} /build)
include(icons/icons.cmake)
# The main function called from the top-level CMakeLists.txt to define
# each puzzle.
function(puzzle NAME)
cmake_parse_arguments(OPT
"" "DISPLAYNAME;DESCRIPTION;OBJECTIVE;WINDOWS_EXE_NAME" "" ${ARGN})
if(NOT DEFINED OPT_WINDOWS_EXE_NAME)
set(OPT_WINDOWS_EXE_NAME ${NAME})
endif()
if (CMAKE_SYSTEM_NAME MATCHES "Windows")
set(EXENAME ${OPT_WINDOWS_EXE_NAME})
else()
set(EXENAME ${NAME})
endif()
set(exename_${NAME} ${EXENAME} PARENT_SCOPE)
set(displayname_${NAME} ${OPT_DISPLAYNAME} PARENT_SCOPE)
set(description_${NAME} ${OPT_DESCRIPTION} PARENT_SCOPE)
set(objective_${NAME} ${OPT_OBJECTIVE} PARENT_SCOPE)
set(official TRUE)
if(NAME STREQUAL nullgame)
# nullgame is not a playable puzzle; it has to be built (to prove
# it still can build), but not installed, or included in the main
# list of puzzles, or compiled into all-in-one binaries, etc. In
# other words, it's not "officially" part of the puzzle
# collection.
set(official FALSE)
endif()
if(${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_SOURCE_DIR}/unfinished)
# The same goes for puzzles in the 'unfinished' subdirectory,
# although we make an exception if configured to on the command
# line.
list(FIND PUZZLES_ENABLE_UNFINISHED ${NAME} enable_this_one)
if(enable_this_one EQUAL -1)
set(official FALSE)
endif()
endif()
if (official)
set(puzzle_names ${puzzle_names} ${NAME} PARENT_SCOPE)
set(puzzle_sources ${puzzle_sources} ${CMAKE_CURRENT_SOURCE_DIR}/${NAME}.c PARENT_SCOPE)
endif()
get_platform_puzzle_extra_source_files(extra_files ${NAME} FALSE)
if (build_individual_puzzles)
add_executable(${EXENAME} ${NAME}.c ${extra_files})
target_link_libraries(${EXENAME}
common ${platform_gui_libs} ${platform_libs})
set_property(TARGET ${EXENAME} PROPERTY exename ${EXENAME})
set_property(TARGET ${EXENAME} PROPERTY displayname ${OPT_DISPLAYNAME})
set_property(TARGET ${EXENAME} PROPERTY description ${OPT_DESCRIPTION})
set_property(TARGET ${EXENAME} PROPERTY objective ${OPT_OBJECTIVE})
set_property(TARGET ${EXENAME} PROPERTY official ${official})
set_platform_puzzle_target_properties(${NAME} ${EXENAME})
set_platform_gui_target_properties(${EXENAME})
endif()
endfunction()
# The main function called from the top-level CMakeLists.txt to define
# a command-line helper tool.
function(cliprogram NAME)
cmake_parse_arguments(OPT
"CORE_LIB" "" "COMPILE_DEFINITIONS" ${ARGN})
if(OPT_CORE_LIB)
set(lib core)
else()
set(lib common)
endif()
if(build_cli_programs)
add_executable(${NAME} ${CMAKE_SOURCE_DIR}/nullfe.c
${OPT_UNPARSED_ARGUMENTS})
target_link_libraries(${NAME} ${lib} ${platform_libs})
if(OPT_COMPILE_DEFINITIONS)
target_compile_definitions(${NAME} PRIVATE ${OPT_COMPILE_DEFINITIONS})
endif()
endif()
endfunction()
# Similar to cliprogram, but builds a GUI helper tool, linked against
# the normal puzzle frontend.
function(guiprogram NAME)
cmake_parse_arguments(OPT
"" "" "COMPILE_DEFINITIONS" ${ARGN})
if(build_gui_programs)
get_platform_puzzle_extra_source_files(extra_files ${NAME} TRUE)
add_executable(${NAME} ${OPT_UNPARSED_ARGUMENTS} ${extra_files})
target_link_libraries(${NAME}
common ${platform_gui_libs} ${platform_libs})
if(OPT_COMPILE_DEFINITIONS)
target_compile_definitions(${NAME} PRIVATE ${OPT_COMPILE_DEFINITIONS})
endif()
set_platform_gui_target_properties(${NAME})
endif()
endfunction()
# A small wrapper around cliprogram, taking advantage of the common
# formula that puzzle 'foo' often comes with 'foosolver'.
function(solver NAME)
cliprogram(${NAME}solver ${puzzle_src_prefix}${NAME}.c ${ARGN}
COMPILE_DEFINITIONS STANDALONE_SOLVER)
endfunction()
function(write_generated_games_header)
set(generated_include_dir ${CMAKE_CURRENT_BINARY_DIR}/include)
set(generated_include_dir ${generated_include_dir} PARENT_SCOPE)
set(header_pre ${generated_include_dir}/generated-games.h.pre)
set(header ${generated_include_dir}/generated-games.h)
file(MAKE_DIRECTORY ${generated_include_dir})
file(WRITE ${header_pre} "")
list(SORT puzzle_names)
foreach(name ${puzzle_names})
file(APPEND ${header_pre} "GAME(${name})\n")
endforeach()
configure_file(${header_pre} ${header} COPYONLY)
endfunction()
# This has to be run from the unfinished subdirectory, so that the
# updates to puzzle_names etc will be propagated to the top-level scope.
macro(export_variables_to_parent_scope)
set(puzzle_names ${puzzle_names} PARENT_SCOPE)
set(puzzle_sources ${puzzle_sources} PARENT_SCOPE)
foreach(name ${puzzle_names})
set(exename_${name} ${exename_${name}} PARENT_SCOPE)
set(displayname_${name} ${displayname_${name}} PARENT_SCOPE)
set(description_${name} ${description_${name}} PARENT_SCOPE)
set(objective_${name} ${objective_${name}} PARENT_SCOPE)
endforeach()
endmacro()
macro(build_extras)
# Write out a list of the game names, for benchmark.sh to use.
file(WRITE ${CMAKE_BINARY_DIR}/gamelist.txt "")
list(SORT puzzle_names)
foreach(name ${puzzle_names})
file(APPEND ${CMAKE_BINARY_DIR}/gamelist.txt "${name}\n")
endforeach()
# Further extra stuff specific to particular platforms.
build_platform_extras()
endmacro()
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