maddiebusig/mtl
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Change CMake to not build the common implementation when there is a

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platform specific alternative
This commit is contained in:
Madeline Busig 2024-03-27 00:31:15 -06:00
parent 04fcbecc43
commit 844904cca4
1 changed files with 35 additions and 8 deletions
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43
CMakeLists.txt
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@ -5,6 +5,30 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
message("Compiling MTL for ${CMAKE_SYSTEM_PROCESSOR}") message("Compiling MTL for ${CMAKE_SYSTEM_PROCESSOR}")
# Adds the sources to the target if there is not already a source with the
# same filename (ie. no clobber/noc). (Note, the files can be in different directories)
function(target_sources_noc target linkage sources)
get_target_property(cur_sources ${target} SOURCES)
foreach(src_fq ${sources})
cmake_path(GET src_fq FILENAME src)
set(already_exists false)
# Check if the source already exists
foreach (csrc_fq ${cur_sources})
cmake_path(GET csrc_fq FILENAME csrc)
if (src STREQUAL csrc)
set(already_exists true)
break()
endif()
endforeach()
if (NOT already_exists)
target_sources(${target} ${linkage} "${src_fq}")
endif()
endforeach()
endfunction()
# CONFIGURE_DEPENDS option was added in CMake v3.12. This option allows the # CONFIGURE_DEPENDS option was added in CMake v3.12. This option allows the
# build system to automatically re-run CMake if the glob changes, solving the # build system to automatically re-run CMake if the glob changes, solving the
# major issue with globbing. May have a performance impact, but it should be # major issue with globbing. May have a performance impact, but it should be
@ -19,20 +43,23 @@ set(mtl_include_debug "include/debug")
add_library(${PROJECT_NAME} STATIC) add_library(${PROJECT_NAME} STATIC)
target_sources(${PROJECT_NAME} PRIVATE "${mtl_sources_common}") set(mtl_processor_generic true)
target_include_directories(${PROJECT_NAME} PUBLIC "${mtl_include_common}") set(mtl_platform_generic true)
if (CMAKE_BUILD_TYPE STREQUAL "Debug") if (CMAKE_SYSTEM_NAME STREQUAL "NintendoGBA")
target_sources(${PROJECT_NAME} PRIVATE "${mtl_sources_debug}") target_sources_noc(${PROJECT_NAME} PRIVATE "${mtl_sources_gba}")
target_include_directories(${PROJECT_NAME} PUBLIC "${mtl_include_debug}")
endif() endif()
if (CMAKE_SYSTEM_PROCESSOR STREQUAL "armv4t") if (CMAKE_SYSTEM_PROCESSOR STREQUAL "armv4t")
target_sources(${PROJECT_NAME} PRIVATE "${mtl_sources_armv4t}") target_sources_noc(${PROJECT_NAME} PRIVATE "${mtl_sources_armv4t}")
endif() endif()
if (CMAKE_SYSTEM_NAME STREQUAL "NintendoGBA") target_sources_noc(${PROJECT_NAME} PRIVATE "${mtl_sources_common}")
target_sources(${PROJECT_NAME} PRIVATE "${mtl_sources_gba}") target_include_directories(${PROJECT_NAME} PUBLIC "${mtl_include_common}")
if (CMAKE_BUILD_TYPE STREQUAL "Debug")
target_sources_noc(${PROJECT_NAME} PRIVATE "${mtl_sources_debug}")
target_include_directories(${PROJECT_NAME} PUBLIC "${mtl_include_debug}")
endif() endif()
# TODO: Support installing library # TODO: Support installing library