mirror of
https://github.com/opencv/opencv.git
synced 2024-11-30 06:10:02 +08:00
95 lines
2.7 KiB
CMake
95 lines
2.7 KiB
CMake
if (NOT EXISTS "${CL_DIR}")
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message(FATAL_ERROR "Specified wrong OpenCL kernels directory: ${CL_DIR}")
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endif()
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file(GLOB cl_list "${CL_DIR}/*.cl" )
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list(SORT cl_list)
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if (NOT cl_list)
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message(FATAL_ERROR "Can't find OpenCL kernels in directory: ${CL_DIR}")
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endif()
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string(REGEX REPLACE "\\.cpp$" ".hpp" OUTPUT_HPP "${OUTPUT}")
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get_filename_component(OUTPUT_HPP_NAME "${OUTPUT_HPP}" NAME)
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set(nested_namespace_start "namespace ${MODULE_NAME}\n{")
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set(nested_namespace_end "}")
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set(STR_CPP "// This file is auto-generated. Do not edit!
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#include \"opencv2/core.hpp\"
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#include \"cvconfig.h\"
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#include \"${OUTPUT_HPP_NAME}\"
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#ifdef HAVE_OPENCL
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namespace cv
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{
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namespace ocl
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{
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${nested_namespace_start}
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static const char* const moduleName = \"${MODULE_NAME}\";
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")
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set(STR_HPP "// This file is auto-generated. Do not edit!
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#include \"opencv2/core/ocl.hpp\"
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#include \"opencv2/core/ocl_genbase.hpp\"
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#include \"opencv2/core/opencl/ocl_defs.hpp\"
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#ifdef HAVE_OPENCL
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namespace cv
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{
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namespace ocl
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{
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${nested_namespace_start}
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")
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foreach(cl ${cl_list})
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get_filename_component(cl_filename "${cl}" NAME_WE)
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#message("${cl_filename}")
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file(READ "${cl}" lines)
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string(REPLACE "\r" "" lines "${lines}\n")
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string(REPLACE "\t" " " lines "${lines}")
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string(REGEX REPLACE "/\\*([^*]/|\\*[^/]|[^*/])*\\*/" "" lines "${lines}") # multiline comments
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string(REGEX REPLACE "/\\*([^\n])*\\*/" "" lines "${lines}") # single-line comments
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string(REGEX REPLACE "[ ]*//[^\n]*\n" "\n" lines "${lines}") # single-line comments
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string(REGEX REPLACE "\n[ ]*(\n[ ]*)*" "\n" lines "${lines}") # empty lines & leading whitespace
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string(REGEX REPLACE "^\n" "" lines "${lines}") # leading new line
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string(REPLACE "\\" "\\\\" lines "${lines}")
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string(REPLACE "\"" "\\\"" lines "${lines}")
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string(REPLACE "\n" "\\n\"\n\"" lines "${lines}")
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string(REGEX REPLACE "\"$" "" lines "${lines}") # unneeded " at the eof
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string(MD5 hash "${lines}")
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set(STR_CPP_DECL "struct cv::ocl::internal::ProgramEntry ${cl_filename}_oclsrc={moduleName, \"${cl_filename}\",\n\"${lines}, \"${hash}\", NULL};\n")
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set(STR_HPP_DECL "extern struct cv::ocl::internal::ProgramEntry ${cl_filename}_oclsrc;\n")
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set(STR_CPP "${STR_CPP}${STR_CPP_DECL}")
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set(STR_HPP "${STR_HPP}${STR_HPP_DECL}")
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endforeach()
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set(STR_CPP "${STR_CPP}\n${nested_namespace_end}}}\n#endif\n")
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set(STR_HPP "${STR_HPP}\n${nested_namespace_end}}}\n#endif\n")
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file(WRITE "${OUTPUT}" "${STR_CPP}")
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if(EXISTS "${OUTPUT_HPP}")
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file(READ "${OUTPUT_HPP}" hpp_lines)
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endif()
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if("${hpp_lines}" STREQUAL "${STR_HPP}")
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message(STATUS "${OUTPUT_HPP} contains the same content")
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else()
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file(WRITE "${OUTPUT_HPP}" "${STR_HPP}")
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endif()
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