mirror of
https://github.com/logos-messaging/nim-ffi.git
synced 2026-06-21 00:40:16 +00:00
ac303a707e
Co-authored-by: NagyZoltanPeter <113987313+NagyZoltanPeter@users.noreply.github.com> Co-authored-by: Gabriel Cruz <8129788+gmelodie@users.noreply.github.com>
81 lines
2.8 KiB
Smarty
81 lines
2.8 KiB
Smarty
cmake_minimum_required(VERSION 3.14)
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project({{LIB}}_cpp_bindings CXX C)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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# ── Locate the repository root (contains ffi.nimble) ─────────────────────────
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set(_search_dir "${CMAKE_CURRENT_SOURCE_DIR}")
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set(REPO_ROOT "")
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foreach(_i RANGE 10)
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if(EXISTS "${_search_dir}/ffi.nimble")
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set(REPO_ROOT "${_search_dir}")
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break()
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endif()
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get_filename_component(_search_dir "${_search_dir}" DIRECTORY)
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endforeach()
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if("${REPO_ROOT}" STREQUAL "")
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message(FATAL_ERROR "Cannot find repo root (no ffi.nimble in any ancestor)")
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endif()
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get_filename_component(NIM_SRC
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"${CMAKE_CURRENT_SOURCE_DIR}/{{SRC}}"
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ABSOLUTE)
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find_program(NIM_EXECUTABLE nim REQUIRED)
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if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
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set(NIM_LIB_FILE "${REPO_ROOT}/lib{{LIB}}.dylib")
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elseif(CMAKE_SYSTEM_NAME STREQUAL "Windows")
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set(NIM_LIB_FILE "${REPO_ROOT}/{{LIB}}.dll")
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else()
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set(NIM_LIB_FILE "${REPO_ROOT}/lib{{LIB}}.so")
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endif()
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add_custom_command(
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OUTPUT "${NIM_LIB_FILE}"
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COMMAND "${NIM_EXECUTABLE}" c
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--mm:orc
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-d:chronicles_log_level=WARN
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--app:lib
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--noMain
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"--nimMainPrefix:lib{{LIB}}"
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"-o:${NIM_LIB_FILE}"
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"${NIM_SRC}"
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WORKING_DIRECTORY "${REPO_ROOT}"
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DEPENDS "${NIM_SRC}"
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COMMENT "Compiling Nim library lib{{LIB}}"
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VERBATIM
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)
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add_custom_target(nim_lib ALL DEPENDS "${NIM_LIB_FILE}")
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add_library({{LIB}} SHARED IMPORTED GLOBAL)
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set_target_properties({{LIB}} PROPERTIES IMPORTED_LOCATION "${NIM_LIB_FILE}")
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add_dependencies({{LIB}} nim_lib)
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# ── TinyCBOR (vendored at ffi/codegen/templates/cpp/vendor/tinycbor) ─────────
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set(TINYCBOR_SRC_DIR "${REPO_ROOT}/ffi/codegen/templates/cpp/vendor")
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add_library(tinycbor STATIC
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"${TINYCBOR_SRC_DIR}/tinycbor/cborencoder.c"
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"${TINYCBOR_SRC_DIR}/tinycbor/cborencoder_close_container_checked.c"
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"${TINYCBOR_SRC_DIR}/tinycbor/cborparser.c"
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"${TINYCBOR_SRC_DIR}/tinycbor/cborparser_dup_string.c"
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"${TINYCBOR_SRC_DIR}/tinycbor/cborerrorstrings.c"
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)
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target_include_directories(tinycbor PUBLIC
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"${TINYCBOR_SRC_DIR}" # consumer uses #include <tinycbor/cbor.h>
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"${TINYCBOR_SRC_DIR}/tinycbor" # internal _p.h includes resolve here
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)
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set_property(TARGET tinycbor PROPERTY C_STANDARD 99)
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set_property(TARGET tinycbor PROPERTY POSITION_INDEPENDENT_CODE ON)
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add_library({{LIB}}_headers INTERFACE)
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target_include_directories({{LIB}}_headers INTERFACE "${CMAKE_CURRENT_SOURCE_DIR}")
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target_link_libraries({{LIB}}_headers INTERFACE {{LIB}} tinycbor)
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if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/main.cpp")
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add_executable(example main.cpp)
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target_link_libraries(example PRIVATE {{LIB}}_headers)
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add_dependencies(example nim_lib)
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endif()
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