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-rw-r--r--src/cmake/api.cmake24
1 files changed, 18 insertions, 6 deletions
diff --git a/src/cmake/api.cmake b/src/cmake/api.cmake
index cbda4008a28..999bbf91be1 100644
--- a/src/cmake/api.cmake
+++ b/src/cmake/api.cmake
@@ -47,15 +47,27 @@ function(vpp_generate_api_c_header file)
get_filename_component(barename ${file} NAME)
+# Define a variable for common apigen arguments
+set(COMMON_ARGS
+ OUTPUT ${OUTPUT_HEADERS}
+ COMMAND mkdir -p ${output_dir}
+ COMMAND ${PYENV} ${VPP_APIGEN}
+ ARGS ${includedir} --includedir ${CMAKE_SOURCE_DIR} --input ${CMAKE_CURRENT_SOURCE_DIR}/${file} --outputdir ${output_dir} --output ${output_name} -MF ${dependency_file}
+ DEPENDS ${VPP_APIGEN} ${CMAKE_CURRENT_SOURCE_DIR}/${file} ${VPPAPIGEN_SUBMODULES}
+ COMMENT "Generating API header ${output_name}"
+)
+
+if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.20")
add_custom_command (
- OUTPUT ${OUTPUT_HEADERS}
- COMMAND mkdir -p ${output_dir}
- COMMAND ${PYENV} ${VPP_APIGEN}
- ARGS ${includedir} --includedir ${CMAKE_SOURCE_DIR} --input ${CMAKE_CURRENT_SOURCE_DIR}/${file} --outputdir ${output_dir} --output ${output_name} -MF ${dependency_file}
- DEPENDS ${VPP_APIGEN} ${CMAKE_CURRENT_SOURCE_DIR}/${file} ${VPPAPIGEN_SUBMODULES}
- COMMENT "Generating API header ${output_name}"
+ ${COMMON_ARGS}
DEPFILE ${dependency_file}
)
+else()
+ message(WARNING "Your CMake version does not support DEPFILE. Consider upgrading to CMake 3.20 or later for improved dependency handling.")
+ add_custom_command (
+ ${COMMON_ARGS}
+ )
+endif()
set(t ${barename}_deps)
if (NOT TARGET ${t})