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annotate CMakeLists.txt @ 598:1742b5eaf0d4

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cmake: improvements
author David Demelier <markand@malikania.fr>
date Fri, 31 Mar 2023 10:42:14 +0200
parents 087468cbf7ab
children 78eb9f7a64f0
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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) 2020-2023 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 cmake_minimum_required(VERSION 3.20)
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20 project(
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21 molko
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22 VERSION "0.1.0"
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23 DESCRIPTION "Molko's Engine"
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24 HOMEPAGE_URL "http://hg.malikania.fr/molko"
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25 LANGUAGES "C"
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26 )
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27
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28 set_property(GLOBAL PROPERTY USE_FOLDERS On)
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29
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30 set(CMAKE_C_STANDARD 23)
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31 set(CMAKE_C_STANDARD_REQUIRED On)
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32 set(CMAKE_C_EXTENSIONS On)
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33 set(CMAKE_MODULE_PATH "${molko_SOURCE_DIR}/cmake;${CMAKE_MODULE_PATH}")
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34
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35 if (CMAKE_C_COMPILER_ID MATCHES "GNU|Clang")
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36 set(CMAKE_C_FLAGS "-Wall -Wextra -Wno-deprecated-declarations -Wno-unknown-pragmas ${CMAKE_C_FLAGS}")
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37
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38 if (CMAKE_C_COMPILER_ID MATCHES "GNU")
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39 set(CMAKE_C_FLAGS "-Wno-format-truncation ${CMAKE_C_FLAGS}")
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40 else ()
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41 set(CMAKE_C_FLAGS "-Wno-fixed-enum-extension ${CMAKE_C_FLAGS}")
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42 endif ()
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43 elseif (CMAKE_C_COMPILER_ID MATCHES "MSVC")
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44 set(CMAKE_C_FLAGS "/D_CRT_SECURE_NO_WARNINGS ${CMAKE_C_FLAGS}")
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45 endif ()
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46
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47 include(GNUInstallDirs)
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48 include(CMakePackageConfigHelpers)
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49
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50 #
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51 # Create an option MLK_WITH_<name> as cache entry.
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52 #
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53 function(mlk_option name value type help)
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54 set(MLK_WITH_${name} ${value} CACHE ${type} ${help})
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55 endfunction()
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56
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57 include(cmake/MlkOptions.cmake)
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58 include(cmake/MlkBcc.cmake)
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59 include(cmake/MlkExecutable.cmake)
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60 include(cmake/MlkLibrary.cmake)
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61 include(cmake/MlkMap.cmake)
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62 include(cmake/MlkNls.cmake)
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63 include(cmake/MlkTileset.cmake)
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64
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65 find_package(SDL2 MODULE REQUIRED COMPONENTS image ttf)
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66 find_package(OpenAL REQUIRED)
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67 find_package(SndFile REQUIRED)
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68 find_package(Jansson REQUIRED)
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69
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70 # POSIX math library isn't available everywhere.
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71 find_library(M_LIBRARY m)
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72
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73 if (MLK_WITH_NLS)
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74 find_package(NLS REQUIRED)
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75 find_package(Intl REQUIRED)
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76 endif ()
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77
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78 add_subdirectory(extern/libsqlite)
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79 add_subdirectory(extern/libdt)
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80 add_subdirectory(extern/libutlist)
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81
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82 if (MLK_WITH_DOXYGEN)
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83 add_subdirectory(doc)
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84 endif ()
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85
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86 add_subdirectory(mlk-bcc)
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87 add_subdirectory(mlk-tileset)
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88 add_subdirectory(mlk-map)
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89
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90 add_subdirectory(libmlk-util)
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91 add_subdirectory(libmlk-core)
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92 add_subdirectory(libmlk-ui)
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93 add_subdirectory(libmlk-rpg)
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94
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95 if (MLK_WITH_TESTS)
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96 enable_testing()
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97 add_subdirectory(tests)
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98 endif ()
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99
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100 if (MLK_WITH_EXAMPLES)
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101 add_subdirectory(libmlk-example)
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102 add_subdirectory(examples)
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103 endif ()
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104
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105 #
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106 # SDL2 is not always configured using CMake on some systems which means the
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107 # CMake configuration file isn't provided, so use our own...
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108 #
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109 configure_file(
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110 ${molko_SOURCE_DIR}/cmake/MlkOptions.install.cmake
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111 ${molko_BINARY_DIR}/cmake/MlkOptions.cmake
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112 )
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113 install(
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114 FILES
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115 ${molko_BINARY_DIR}/cmake/MlkOptions.cmake
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116 ${molko_SOURCE_DIR}/cmake/FindSDL2.cmake
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117 ${molko_SOURCE_DIR}/cmake/FindSndFile.cmake
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118 ${molko_SOURCE_DIR}/cmake/MlkBcc.cmake
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119 ${molko_SOURCE_DIR}/cmake/MlkMap.cmake
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120 ${molko_SOURCE_DIR}/cmake/MlkTileset.cmake
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121 DESTINATION "${MLK_WITH_CMAKEDIR}/mlk"
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122 )