1file(GLOB cl_list "${CL_DIR}/*.cl" )
2list(SORT cl_list)
3
4string(REPLACE ".cpp" ".hpp" OUTPUT_HPP "${OUTPUT}")
5get_filename_component(OUTPUT_HPP_NAME "${OUTPUT_HPP}" NAME)
6
7if("${MODULE_NAME}" STREQUAL "ocl")
8    set(nested_namespace_start "")
9    set(nested_namespace_end "")
10else()
11    set(new_mode ON)
12    set(nested_namespace_start "namespace ${MODULE_NAME}\n{")
13    set(nested_namespace_end "}")
14endif()
15
16set(STR_CPP "// This file is auto-generated. Do not edit!
17
18#include \"precomp.hpp\"
19#include \"${OUTPUT_HPP_NAME}\"
20
21namespace cv
22{
23namespace ocl
24{
25${nested_namespace_start}
26
27")
28
29set(STR_HPP "// This file is auto-generated. Do not edit!
30
31#include \"opencv2/core/ocl.hpp\"
32#include \"opencv2/core/ocl_genbase.hpp\"
33#include \"opencv2/core/opencl/ocl_defs.hpp\"
34
35namespace cv
36{
37namespace ocl
38{
39${nested_namespace_start}
40
41")
42
43foreach(cl ${cl_list})
44  get_filename_component(cl_filename "${cl}" NAME_WE)
45  #message("${cl_filename}")
46
47  file(READ "${cl}" lines)
48
49  string(REPLACE "\r" "" lines "${lines}\n")
50  string(REPLACE "\t" "  " lines "${lines}")
51
52  string(REGEX REPLACE "/\\*([^*]/|\\*[^/]|[^*/])*\\*/" ""   lines "${lines}") # multiline comments
53  string(REGEX REPLACE "/\\*([^\n])*\\*/"               ""   lines "${lines}") # single-line comments
54  string(REGEX REPLACE "[ ]*//[^\n]*\n"                 "\n" lines "${lines}") # single-line comments
55  string(REGEX REPLACE "\n[ ]*(\n[ ]*)*"                "\n" lines "${lines}") # empty lines & leading whitespace
56  string(REGEX REPLACE "^\n"                            ""   lines "${lines}") # leading new line
57
58  string(REPLACE "\\" "\\\\" lines "${lines}")
59  string(REPLACE "\"" "\\\"" lines "${lines}")
60  string(REPLACE "\n" "\\n\"\n\"" lines "${lines}")
61
62  string(REGEX REPLACE "\"$" "" lines "${lines}") # unneeded " at the eof
63
64  string(MD5 hash "${lines}")
65
66  set(STR_CPP_DECL "const struct ProgramEntry ${cl_filename}={\"${cl_filename}\",\n\"${lines}, \"${hash}\"};\n")
67  set(STR_HPP_DECL "extern const struct ProgramEntry ${cl_filename};\n")
68  if(new_mode)
69    set(STR_CPP_DECL "${STR_CPP_DECL}ProgramSource ${cl_filename}_oclsrc(${cl_filename}.programStr);\n")
70    set(STR_HPP_DECL "${STR_HPP_DECL}extern ProgramSource ${cl_filename}_oclsrc;\n")
71  endif()
72
73  set(STR_CPP "${STR_CPP}${STR_CPP_DECL}")
74  set(STR_HPP "${STR_HPP}${STR_HPP_DECL}")
75endforeach()
76
77set(STR_CPP "${STR_CPP}}\n${nested_namespace_end}}\n")
78set(STR_HPP "${STR_HPP}}\n${nested_namespace_end}}\n")
79
80file(WRITE "${OUTPUT}" "${STR_CPP}")
81
82if(EXISTS "${OUTPUT_HPP}")
83  file(READ "${OUTPUT_HPP}" hpp_lines)
84endif()
85if("${hpp_lines}" STREQUAL "${STR_HPP}")
86  message(STATUS "${OUTPUT_HPP} contains same content")
87else()
88  file(WRITE "${OUTPUT_HPP}" "${STR_HPP}")
89endif()
90