87 lines
3.2 KiB
CMake
87 lines
3.2 KiB
CMake
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# PROTOBUF_C_FOUND - System has libprotobuf-c
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# PROTOBUF_C_INCLUDE_DIRS - The libprotobuf-c include directories
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# PROTOBUF_C_LIBRARIES - The libraries needed to use libprotobuf-c
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# PROTOBUF_C_DEFINITIONS - Compiler switches required for using libprotobuf-c
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function(PROTOBUF_C_GENERATE SRCS HDRS)
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if(NOT ARGN)
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message(SEND_ERROR "Error: PROTOBUFC_GENERATE() called without any proto files")
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return()
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endif()
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if(PROTOBUF_C_GENERATE_APPEND_PATH)
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# Create an include path for each file specified
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foreach(FIL ${ARGN})
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get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
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get_filename_component(ABS_PATH ${ABS_FIL} PATH)
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list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
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if(${_contains_already} EQUAL -1)
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list(APPEND _protobuf_include_path -I ${ABS_PATH})
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endif()
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endforeach()
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else()
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set(_protobuf_include_path -I ${CMAKE_CURRENT_SOURCE_DIR})
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endif()
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if(DEFINED PROTOBUFC_IMPORT_DIRS)
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foreach(DIR ${PROTOBUF_IMPORT_DIRS})
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get_filename_component(ABS_PATH ${DIR} ABSOLUTE)
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list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
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if(${_contains_already} EQUAL -1)
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list(APPEND _protobuf_include_path -I ${ABS_PATH})
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endif()
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endforeach()
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endif()
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set(${SRCS})
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set(${HDRS})
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foreach(FIL ${ARGN})
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get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
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get_filename_component(FIL_WE ${FIL} NAME_WE)
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list(APPEND ${SRCS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb-c.c")
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list(APPEND ${HDRS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb-c.h")
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add_custom_command(
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OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb-c.c"
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"${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb-c.h"
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COMMAND ${PROTOBUFC_PROTOC_EXECUTABLE}
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ARGS --c_out ${CMAKE_CURRENT_BINARY_DIR} ${_protobuf_include_path} ${ABS_FIL}
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DEPENDS ${ABS_FIL}
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COMMENT "Running C protocol buffer compiler on ${FIL}"
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VERBATIM )
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endforeach()
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set_source_files_properties(${${SRCS}} ${${HDRS}} PROPERTIES GENERATED TRUE)
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set(${SRCS} ${${SRCS}} PARENT_SCOPE)
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set(${HDRS} ${${HDRS}} PARENT_SCOPE)
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endfunction()
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# Find the protoc Executable
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find_program(PROTOBUFC_PROTOC_EXECUTABLE
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NAMES protoc-c
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DOC "protoc-c compiler"
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)
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find_package(PkgConfig QUIET)
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if(PKG_CONFIG_FOUND)
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pkg_check_modules(PC_PROTOBUF_C QUIET protobuf-c)
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set(PROTOBUF_C_DEFINITIONS ${PC_PROTOBUF_C_CFLAGS_OTHER})
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endif()
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find_path(PROTOBUF_C_INCLUDE_DIR protobuf-c/protobuf-c.h
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HINTS ${PC_PROTOBUF_C_INCLUDEDIR} ${PC_PROTOBUF_C_INCLUDE_DIRS}
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PATH_SUFFIXES protobuf-c)
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find_library(PROTOBUF_C_LIBRARY NAMES protobuf-c
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HINTS ${PC_PROTOBUF_C_LIBDIR} ${PC_PROTOBUF_C_LIBRARY_DIRS})
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set(PROTOBUF_C_LIBRARIES ${PROTOBUF_C_LIBRARY} )
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set(PROTOBUF_C_INCLUDE_DIRS ${PROTOBUF_C_INCLUDE_DIR})
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(protobuf-c DEFAULT_MSG
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PROTOBUF_C_LIBRARY PROTOBUF_C_INCLUDE_DIR)
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mark_as_advanced(PROTOBUF_C_INCLUDE_DIR YANG_LIBRARY)
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