CMakeLists.txt

cmake_minimum_required(VERSION 3.16)

project(SAFETENSORS_CPP CXX C)

set(BUILD_TARGET_C "c-safetensors")

option(SAFETENSORS_CPP_BUILD_C_API "Build C API?" ON)
option(SAFETENSORS_CPP_BUILD_EXAMPLES "Build examples" ON)

# Disable C++ exception by default.
option(SAFETENSORS_CPP_CXX_EXCEPTIONS "Enable C++ exception(disable by default)" OFF)

set(SAFETENSORS_CPP_SOURCES
  safetensors.cc)

# compile with c++ for libsafetensors-c.a
set(SAFETENSORS_C_SOURCES
  safetensors-c.cc)

add_library(safetensors_cpp ${SAFETENSORS_CPP_SOURCES})

if (SAFETENSORS_CPP_BUILD_C_API)
  add_library(safetensors_c ${SAFETENSORS_C_SOURCES})
endif()

if(NOT SAFETENSORS_CPP_CXX_EXCEPTIONS)
  if(MSVC)
    # TODO: disable exception reliably
    #target_compile_options(safetensors_cpp PUBLIC /EHs-c-)
  else()
    target_compile_options(safetensors_cpp PUBLIC -fno-exceptions)
  endif()
endif()


if (SAFETENSORS_CPP_BUILD_EXAMPLES)
  add_executable(example example.cc)
  target_compile_definitions(example PRIVATE "SAFETENSORS_CPP_NO_IMPLEMENTATION")
  target_link_libraries(example safetensors_cpp)

  add_executable(serialize_example serialize-example.cc)
  target_compile_definitions(serialize_example PRIVATE "SAFETENSORS_CPP_NO_IMPLEMENTATION")
  target_link_libraries(serialize_example safetensors_cpp)

  if (SAFETENSORS_CPP_BUILD_C_API)
    add_executable(example-c example-c.c)
    target_compile_definitions(example-c PRIVATE "SAFETENSORS_C_NO_IMPLEMENTATION")
    target_link_libraries(example-c safetensors_c)
  endif ()
endif ()