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Allow Rust to build core as a static lib (#3283)

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This commit is contained in:
Yuri Astrakhan
2025-03-06 20:09:48 -05:00
committed by GitHub
parent 18245efec5
commit b3fc9a7688
2 changed files with 35 additions and 0 deletions
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2
CMakeLists.txt
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@@ -1601,3 +1601,5 @@ endif()
add_subdirectory(${PROJECT_SOURCE_DIR}/test) add_subdirectory(${PROJECT_SOURCE_DIR}/test)
add_subdirectory(${PROJECT_SOURCE_DIR}/benchmark) add_subdirectory(${PROJECT_SOURCE_DIR}/benchmark)
add_subdirectory(${PROJECT_SOURCE_DIR}/render-test) add_subdirectory(${PROJECT_SOURCE_DIR}/render-test)
include(cmake/mbgl-core-deps.cmake)

33
cmake/mbgl-core-deps.cmake Normal file
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@@ -0,0 +1,33 @@
# this file defines a target that will generate a mbgl-core-deps.txt which includes the linker
# flags that would need to be passed to an executable or library that links with
# the static mbgl-core library
set(DUMMY_FILE "${CMAKE_BINARY_DIR}/dummy.cpp")
add_custom_command(
OUTPUT ${DUMMY_FILE}
COMMAND ${CMAKE_COMMAND} -E echo "int main() {}" > ${DUMMY_FILE}
COMMENT "Generating dummy.cpp"
VERBATIM
)
# https://stackoverflow.com/questions/34165365/retrieve-all-link-flags-in-cmake
set(CMAKE_ECHO_STANDARD_LIBRARIES ${CMAKE_CXX_STANDARD_LIBRARIES})
set(CMAKE_ECHO_FLAGS ${CMAKE_CXX_FLAGS})
set(CMAKE_ECHO_LINK_FLAGS ${CMAKE_CXX_LINK_FLAGS})
set(CMAKE_ECHO_IMPLICIT_LINK_DIRECTORIES ${CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES})
set(
CMAKE_ECHO_LINK_EXECUTABLE
"<CMAKE_COMMAND> -E echo \"<FLAGS> <LINK_FLAGS> <LINK_LIBRARIES>\" > <TARGET>"
)
add_executable(mbgl-core-deps EXCLUDE_FROM_ALL "${DUMMY_FILE}")
target_link_libraries(mbgl-core-deps mbgl-core)
add_custom_target(generate_dummy DEPENDS ${DUMMY_FILE})
add_dependencies(mbgl-core-deps generate_dummy)
set_target_properties(
mbgl-core-deps
PROPERTIES
LINKER_LANGUAGE ECHO
SUFFIX ".txt"
)