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win: various improvements
author David Demelier <markand@malikania.fr>
date Fri, 10 Mar 2023 19:23:31 +0100
parents cb4508f45048
children cedfdbc0e9a7
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1 #
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2 # CMakeLists.txt -- CMake build system for Molko's Engine
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3 #
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4 # Copyright (c) 2020-2022 David Demelier <markand@malikania.fr>
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5 #
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6 # Permission to use, copy, modify, and/or distribute this software for any
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7 # purpose with or without fee is hereby granted, provided that the above
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8 # copyright notice and this permission notice appear in all copies.
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9 #
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10 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 #
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18
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19 #
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20 # mlk_bcc(
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21 # OUTPUT_VAR variable
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22 # ASSETS files...
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23 # [OUTPUT_DIRECTORY directory]
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24 # )
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25 #
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26 # Convert binary files to header files using mlk-bcc utility.
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27 #
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28 # This macro will generate all files under the OUTPUT_DIRECTORY variable which
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29 # defaults to ${CMAKE_CURRENT_BINARY_DIR}/assets if unset.
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30 #
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31 #
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32 # It will also keep the last parent directory name under the output directory
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33 # because most users will arrange more files under a specific file hierarchy,
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34 # this also avoid a file name conflict.
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35 #
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36 # Example, given the following assets files:
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37 #
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38 # - assets/sprites/foo.png
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39 # - assets/sounds/volume-up.wav
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40 # - assets/sounds/volume-down.wav
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41 #
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42 # The following files will be generated:
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43 #
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44 # - <output-directory>/assets/sprites/foo.h
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45 # - <output-directory>/assets/sounds/volume-up.h
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46 # - <output-directory>/assets/sounds/volume-down.h
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47 #
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48 macro(mlk_bcc)
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49 set(options "")
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50 set(oneValueArgs "OUTPUT_DIRECTORY;OUTPUTS_VAR")
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51 set(multiValueArgs ASSETS)
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52
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53 cmake_parse_arguments(_bcc "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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54
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55 if (NOT _bcc_OUTPUTS_VAR)
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56 message(FATAL_ERROR "Missing OUTPUTS_VAR")
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57 elseif (NOT _bcc_ASSETS)
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58 message(FATAL_ERROR "Missing ASSETS")
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59 endif ()
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60
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61 if (NOT _bcc_OUTPUT_DIRECTORY)
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62 set(_bcc_base_directory ${CMAKE_CURRENT_BINARY_DIR}/assets)
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63 else ()
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64 set(_bcc_base_directory ${_bcc_OUTPUT_DIRECTORY})
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65 endif ()
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66
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67 foreach (a ${_bcc_ASSETS})
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68 # Determine output parent directory name.
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69 get_filename_component(_bcc_dirname ${a} DIRECTORY)
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70 get_filename_component(_bcc_dirname ${_bcc_dirname} NAME)
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71
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72 # Determine output file name.
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73 cmake_path(GET a FILENAME _bcc_filename)
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74 cmake_path(REPLACE_EXTENSION _bcc_filename .h)
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75 set(_bcc_output_file ${_bcc_base_directory}/${_bcc_dirname}/${_bcc_filename})
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76
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77 # Text files are better NUL terminated.
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78 cmake_path(GET a EXTENSION _bcc_extension)
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79
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80 if (_bcc_extension MATCHES "\\.sql")
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81 set(_bcc_args "-0cs")
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82 else ()
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83 set(_bcc_args "-cs")
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84 endif ()
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85
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86 # This is the mlk-bcc variable to generate the C identifier.
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87 set(_bcc_var "assets_${_bcc_dirname}_${_bcc_filename}")
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88
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89 add_custom_command(
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90 OUTPUT ${_bcc_output_file}
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91 COMMAND
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92 ${CMAKE_COMMAND} -E make_directory ${_bcc_base_directory}/${_bcc_dirname}
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93 COMMAND
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94 $<TARGET_FILE:mlk-bcc> ${_bcc_args} ${a} ${_bcc_var} > ${_bcc_output_file}
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95 COMMENT "Generating asset ${_bcc_dirname}/${_bcc_filename}"
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96 DEPENDS $<TARGET_FILE:mlk-bcc> ${a}
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97 )
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98
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99 list(APPEND ${_bcc_OUTPUTS_VAR} ${_bcc_output_file})
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100 endforeach ()
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101
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102 source_group(
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103 TREE ${_bcc_base_directory}
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104 FILES ${${_bcc_OUTPUTS_VAR}}
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105 PREFIX build/assets
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106 )
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107 endmacro()