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Diffstat (limited to 'libpsn00b/cmake/internal_setup.cmake')
| -rw-r--r-- | libpsn00b/cmake/internal_setup.cmake | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/libpsn00b/cmake/internal_setup.cmake b/libpsn00b/cmake/internal_setup.cmake new file mode 100644 index 0000000..e3d4be7 --- /dev/null +++ b/libpsn00b/cmake/internal_setup.cmake @@ -0,0 +1,161 @@ +# PSn00bSDK internal setup script for CMake +# (C) 2021 spicyjpeg - MPL licensed + +# This script is included automatically when using the toolchain file and +# defines helper functions. + +cmake_minimum_required(VERSION 3.21) +include(GNUInstallDirs) + +# IMPORTANT TODO: set a version number +set(PSN00BSDK_VERSION 0.1.0) + +## Settings (can be overridden by projects) + +set(PSN00BSDK_EXECUTABLE_SUFFIX ".exe") +set(PSN00BSDK_SHARED_LIBRARY_SUFFIX ".dll") +set(PSN00BSDK_SYMBOL_MAP_SUFFIX ".map") + +## SDK libraries + +# DON'T CHANGE THE ORDER or you'll break the libraries' internal dependencies. +set(PSN00BSDK_LIBRARIES psxgpu psxgte psxspu psxcd psxsio psxetc psxapi lzp c) + +include(${CMAKE_CURRENT_LIST_DIR}/libpsn00b.cmake OPTIONAL) +if(NOT TARGET psn00bsdk_common) + include(${CMAKE_CURRENT_LIST_DIR}/virtual_targets.cmake) +endif() + +# Use the toolchain path to find libgcc (used to build libpsn00b). Of course +# different installers, packages and distros have different opinions when it +# comes to deciding where to install toolchains, so we have to bruteforce +# multiple combinations of paths. +if(CMAKE_C_COMPILER_VERSION) + string(REGEX MATCH "^([0-9]+)\." _dummy ${CMAKE_C_COMPILER_VERSION}) + + find_library( + PSN00BSDK_LIBGCC gcc + HINTS + ${PSN00BSDK_TC}/lib/gcc-cross/${PSN00BSDK_TARGET}/${CMAKE_C_COMPILER_VERSION} + ${PSN00BSDK_TC}/lib/gcc-cross/${PSN00BSDK_TARGET}/${CMAKE_MATCH_1} + ${PSN00BSDK_TC}/lib/gcc/${PSN00BSDK_TARGET}/${CMAKE_C_COMPILER_VERSION} + ${PSN00BSDK_TC}/lib/gcc/${PSN00BSDK_TARGET}/${CMAKE_MATCH_1} + ${PSN00BSDK_TC}/../lib/gcc-cross/${PSN00BSDK_TARGET}/${CMAKE_C_COMPILER_VERSION} + ${PSN00BSDK_TC}/../lib/gcc-cross/${PSN00BSDK_TARGET}/${CMAKE_MATCH_1} + ${PSN00BSDK_TC}/../lib/gcc/${PSN00BSDK_TARGET}/${CMAKE_C_COMPILER_VERSION} + ${PSN00BSDK_TC}/../lib/gcc/${PSN00BSDK_TARGET}/${CMAKE_MATCH_1} + NO_DEFAULT_PATH + DOC "Path to libgcc (bundled with the GCC toolchain)" + ) +endif() + +## Tools + +set( + PSN00BSDK_TOOLS + ${CMAKE_CURRENT_LIST_DIR}/../../../${CMAKE_INSTALL_BINDIR} + ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR} +) + +find_program(ELF2X elf2x HINTS ${PSN00BSDK_TOOLS}) +find_program(ELF2CPE elf2cpe HINTS ${PSN00BSDK_TOOLS}) +find_program(SMXLINK elf2x HINTS ${PSN00BSDK_TOOLS}) +find_program(LZPACK lzpack HINTS ${PSN00BSDK_TOOLS}) +find_program(MKPSXISO mkpsxiso HINTS ${PSN00BSDK_TOOLS}) + +## Helper functions for executables + +set(PSN00BSDK_INCLUDE ${CMAKE_CURRENT_LIST_DIR}/../include) +set(PSN00BSDK_LDSCRIPTS ${CMAKE_CURRENT_LIST_DIR}/../ldscripts) + +# psn00bsdk_add_executable( +# <target name> <STATIC|DYNAMIC> +# [EXCLUDE_FROM_ALL] +# <sources> ... +# ) +function(psn00bsdk_add_executable name type) + string(TOLOWER ${type} _type) + if(NOT ${_type} MATCHES "^(static|dynamic)$") + message(FATAL_ERROR "Invalid executable type: ${type} (must be STATIC or DYNAMIC)") + endif() + + add_executable (${name} ${ARGN}) + target_link_libraries(${name} psn00bsdk_${_type}_exe) + set_target_properties(${name} PROPERTIES PREFIX "" SUFFIX ".elf") + target_link_options (${name} PRIVATE -T${PSN00BSDK_LDSCRIPTS}/exe.ld) + + target_include_directories(${name} PRIVATE ${PSN00BSDK_INCLUDE}) + + # Add post-build steps to generate the .exe and symbol map once the + # executable is built. CMake 3.21 added support for target-dependent + # generator expressions (catchy name lol) in add_custom_command(), so I'm + # making heavy use of those here. + add_custom_command( + TARGET ${name} POST_BUILD + COMMAND ${ELF2X} -q ${name}.elf ${name}${PSN00BSDK_EXECUTABLE_SUFFIX} + COMMAND ${TOOLCHAIN_NM} -f posix -l -n ${name}.elf $<ANGLE-R>${name}${PSN00BSDK_SYMBOL_MAP_SUFFIX} + BYPRODUCTS ${name}${PSN00BSDK_EXECUTABLE_SUFFIX} ${name}${PSN00BSDK_SYMBOL_MAP_SUFFIX} + ) +endfunction() + +# psn00bsdk_add_library( +# <target name> <STATIC|SHARED|MODULE> +# [EXCLUDE_FROM_ALL] +# <sources> ... +# ) +# Note that SHARED and MODULE have the same meaning (both will create a DLL). +# SDK libraries are NOT statically linked in by default; if you need to link +# something, use target_link_libraries() manually. +function(psn00bsdk_add_library name type) + string(TOUPPER ${type} _type_upper) + string(TOLOWER ${type} _type) + if(NOT ${_type} MATCHES "^(static|object|shared|module)$") + message(FATAL_ERROR "Invalid library type: ${type} (must be STATIC, OBJECT, SHARED or MODULE)") + endif() + + add_library (${name} ${_type_upper} ${ARGN}) + target_link_libraries(${name} psn00bsdk_${_type}_lib) + + target_include_directories(${name} PRIVATE ${PSN00BSDK_INCLUDE}) + + if(${_type} MATCHES "^(shared|module)$") + set_target_properties(${name} PROPERTIES PREFIX "" SUFFIX ".so") + target_link_options (${name} PRIVATE -T${PSN00BSDK_LDSCRIPTS}/dll.ld) + + # Add a post-build step to dump the DLL's raw contents into a new file + # separate from the built ELF. + add_custom_command( + TARGET ${name} POST_BUILD + COMMAND ${CMAKE_OBJCOPY} -O binary ${name}.so ${name}${PSN00BSDK_SHARED_LIBRARY_SUFFIX} + BYPRODUCTS ${name}${PSN00BSDK_SHARED_LIBRARY_SUFFIX} + ) + else() + set_target_properties(${name} PROPERTIES PREFIX "lib" SUFFIX ".a") + + # Remove virtual target dependencies to make sure linking against the + # library does not also propagate static library flags. + set_target_properties(${name} PROPERTIES INTERFACE_LINK_LIBRARIES "") + endif() +endfunction() + +# psn00bsdk_add_cd_image( +# <target name> +# <image file name> +# <mkpsxiso config template> +# [DEPENDS <dependencies> ...] +# [additional options passed to add_custom_target()] +# ) +function(psn00bsdk_add_cd_image name image_name config_file) + set(CD_IMAGE_NAME ${image_name}) + configure_file(${config_file} _gen_${config_file}) + + add_custom_target( + ${name} ALL + COMMAND ${MKPSXISO} -y -q _gen_${config_file} + BYPRODUCTS ${image_name}.bin ${image_name}.cue + COMMENT "Building CD image ${image_name}" + ${ARGN} + ) +endfunction() + +## Helper functions for assets (TODO) |