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Arrange so that onnx-optimizer (1) uses our own ONNX build,
(2) builds as a shared library, and (3) links against the shared
libraries of ONNX.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c2e48b35..8af51076 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,8 +9,6 @@ endif(NOT MSVC)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
-set(ONNX_ROOT ${PROJECT_SOURCE_DIR}/third_party/onnx)
-add_subdirectory(${ONNX_ROOT})
file(READ "${PROJECT_SOURCE_DIR}/VERSION_NUMBER" ONNX_OPTIMIZER_VERSION)
string(STRIP "${ONNX_OPTIMIZER_VERSION}" ONNX_OPTIMIZER_VERSION)
@@ -21,14 +19,18 @@ file(GLOB_RECURSE onnx_opt_srcs "onnxoptimizer/*.cc"
list(REMOVE_ITEM onnx_opt_srcs "${PROJECT_SOURCE_DIR}/onnxoptimizer/cpp2py_export.cc")
add_library(onnx_optimizer ${onnx_opt_srcs})
-target_link_libraries(onnx_optimizer PUBLIC onnx)
+target_link_libraries(onnx_optimizer PUBLIC onnx onnx_proto)
target_include_directories(onnx_optimizer PUBLIC
$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
$<INSTALL_INTERFACE:include>
)
+# These cpp macros must be defined so the ONNX headers behave
+# correctly.
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DONNX_ML=1 -DONNX_NAMESPACE=onnx")
+
add_executable(onnx_optimizer_exec examples/onnx_optimizer_exec.cpp)
-target_link_libraries(onnx_optimizer_exec onnx_optimizer)
+target_link_libraries(onnx_optimizer_exec onnx_optimizer protobuf)
if(BUILD_ONNX_PYTHON)
if("${PY_EXT_SUFFIX}" STREQUAL "")
@@ -79,11 +81,10 @@ if(BUILD_ONNX_PYTHON)
PRIVATE $<TARGET_OBJECTS:onnx_optimizer>)
else()
# Assume everything else is like gcc
- target_link_libraries(onnx_opt_cpp2py_export
- PRIVATE "-Wl,--whole-archive" $<TARGET_FILE:onnx_optimizer>
- "-Wl,--no-whole-archive")
+ target_link_libraries(onnx_opt_cpp2py_export PRIVATE onnx_optimizer)
set_target_properties(onnx_opt_cpp2py_export
- PROPERTIES LINK_FLAGS "-Wl,--exclude-libs,ALL")
+ PROPERTIES LINK_FLAGS
+ "-Wl,-rpath=${CMAKE_INSTALL_PREFIX}/lib")
endif()
target_link_libraries(onnx_opt_cpp2py_export PRIVATE onnx_optimizer)
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