summaryrefslogtreecommitdiff
path: root/CMakeLists.txt
blob: c1ffa9ecca9a8888b0ddef48c5f11ee3b3701048 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
cmake_minimum_required(VERSION 3.5)

project(OpenTTD)

if (CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
    message(FATAL_ERROR "In-source builds not allowed. Please run \"cmake ..\" from the bin directory")
endif (CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake")

include(Options)
set_options()
set_directory_options()

include(Static)
set_static_if_needed()

# Prefer -pthread over -lpthread, which is often the better option of the two.
set(CMAKE_THREAD_PREFER_PTHREAD YES)
# Make sure we have Threads available.
find_package(Threads REQUIRED)

find_package(ZLIB)
find_package(LibLZMA)
find_package(LZO)
find_package(PNG)
if (NOT WIN32)
    find_package(SDL2)
    if (NOT SDL2_FOUND)
        find_package(SDL)
    endif( NOT SDL2_FOUND)
    find_package(Allegro)
    find_package(Fluidsynth)
    find_package(Freetype)
    find_package(Fontconfig)
    find_package(ICU OPTIONAL_COMPONENTS i18n lx)
    find_package(XDG_basedir)
endif (NOT WIN32)
if (APPLE)
    find_package(Iconv)

    find_library(AUDIOTOOLBOX_LIBRARY AudioToolbox)
    find_library(AUDIOUNIT_LIBRARY AudioUnit)
    find_library(COCOA_LIBRARY Cocoa)
endif (APPLE)

if (MSVC)
    find_package(Editbin REQUIRED)
endif (MSVC)

find_package(SSE)
find_package(Xaudio2)

find_package(Grfcodec)

# IPO is only properly supported from CMake 3.9. Despite the fact we are
# CMake 3.5, still enable IPO if we detect we are 3.9+.
if (POLICY CMP0069)
    cmake_policy(SET CMP0069 NEW)
    include(CheckIPOSupported)
    check_ipo_supported(RESULT IPO_FOUND)
endif (POLICY CMP0069)

show_options()

if (UNIX AND NOT APPLE AND NOT OPTION_DEDICATED)
    if (NOT SDL_FOUND AND NOT SDL2_FOUND)
        message(FATAL_ERROR "SDL or SDL2 is required for this platform")
    endif (NOT SDL_FOUND AND NOT SDL2_FOUND)
endif (UNIX AND NOT APPLE AND NOT OPTION_DEDICATED)
if (APPLE)
    if (NOT AUDIOTOOLBOX_LIBRARY)
        message(FATAL_ERROR "AudioToolbox is required for this platform")
    endif (NOT AUDIOTOOLBOX_LIBRARY)
    if (NOT AUDIOUNIT_LIBRARY)
        message(FATAL_ERROR "AudioUnit is required for this platform")
    endif (NOT AUDIOUNIT_LIBRARY)
    if (NOT COCOA_LIBRARY)
        message(FATAL_ERROR "Cocoa is required for this platform")
    endif (NOT COCOA_LIBRARY)
endif (APPLE)

if (MSVC)
    # C++17 for MSVC
    set(CMAKE_CXX_STANDARD 17)
else (MSVC)
    # C++11 for all other targets
    set(CMAKE_CXX_STANDARD 11)
endif (MSVC)

set(CMAKE_CXX_STANDARD_REQUIRED YES)
set(CMAKE_CXX_EXTENSIONS NO)

list(APPEND GENERATED_SOURCE_FILES "${CMAKE_BINARY_DIR}/generated/rev.cpp")
if (WIN32)
    list(APPEND GENERATED_SOURCE_FILES "${CMAKE_BINARY_DIR}/generated/ottdres.rc")
endif (WIN32)

# Generate a target to determine version, which is execute every 'make' run
add_custom_target(find_version
        ${CMAKE_COMMAND}
                -DFIND_VERSION_BINARY_DIR=${CMAKE_BINARY_DIR}/generated
                -DCPACK_BINARY_DIR=${CMAKE_BINARY_DIR}
                -P "${CMAKE_SOURCE_DIR}/cmake/scripts/FindVersion.cmake"
        WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
        BYPRODUCTS ${GENERATED_SOURCE_FILES}
)

include(SourceList)
include(Endian)
add_endian_definition()

# Needed by rev.cpp
include_directories(${CMAKE_SOURCE_DIR}/src)
# Needed by everything that uses Squirrel
include_directories(${CMAKE_SOURCE_DIR}/src/3rdparty/squirrel/include)

include(CompileFlags)
compile_flags()

add_executable(openttd WIN32 ${GENERATED_SOURCE_FILES})
# All other files are added via target_sources()

include(AddCustomXXXTimestamp)
add_subdirectory(${CMAKE_SOURCE_DIR}/src)
add_subdirectory(${CMAKE_SOURCE_DIR}/media/baseset)

add_dependencies(openttd
    find_version)

target_link_libraries(openttd
    openttd::languages
    openttd::settings
    openttd::basesets
    Threads::Threads
)

if (IPO_FOUND)
    set_target_properties(openttd PROPERTIES INTERPROCEDURAL_OPTIMIZATION_RELEASE True)
    set_target_properties(openttd PROPERTIES INTERPROCEDURAL_OPTIMIZATION_MINSIZEREL True)
    set_target_properties(openttd PROPERTIES INTERPROCEDURAL_OPTIMIZATION_RELWITHDEBINFO True)
endif (IPO_FOUND)
set_target_properties(openttd PROPERTIES VS_DEBUGGER_WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}/bin")
process_compile_flags()

if (APPLE OR UNIX)
    add_definitions(-DUNIX)
endif (APPLE OR UNIX)

include(LinkPackage)
link_package(PNG TARGET PNG::PNG ENCOURAGED)
link_package(ZLIB TARGET ZLIB::ZLIB ENCOURAGED)
link_package(LIBLZMA TARGET LibLZMA::LibLZMA ENCOURAGED)
link_package(LZO ENCOURAGED)
link_package(XDG_basedir)

if (NOT OPTION_DEDICATED)
    link_package(Fluidsynth)
    link_package(SDL)
    link_package(SDL2)
    link_package(Allegro)
    link_package(FREETYPE TARGET Freetype::Freetype)
    link_package(Fontconfig TARGET Fontconfig::Fontconfig)
    link_package(ICU_lx)
    link_package(ICU_i18n)
endif (NOT OPTION_DEDICATED)

if (APPLE)
    link_package(Iconv TARGET Iconv::Iconv)

    target_link_libraries(openttd
        ${AUDIOTOOLBOX_LIBRARY}
        ${AUDIOUNIT_LIBRARY}
        ${COCOA_LIBRARY}
    )

    add_definitions(
        -DWITH_COCOA
        -DENABLE_COCOA_QUARTZ
    )
endif (APPLE)

if (NOT PERSONAL_DIR STREQUAL "(not set)")
    add_definitions(
        -DWITH_PERSONAL_DIR
        -DPERSONAL_DIR="${PERSONAL_DIR}"
    )
endif (NOT PERSONAL_DIR STREQUAL "(not set)")

if (NOT SHARED_DIR STREQUAL "(not set)")
    add_definitions(
        -DWITH_SHARED_DIR
        -DSHARED_DIR="${SHARED_DIR}"
    )
endif (NOT SHARED_DIR STREQUAL "(not set)")

if (NOT GLOBAL_DIR STREQUAL "(not set)")
    add_definitions(
        -DGLOBAL_DATA_DIR="${GLOBAL_DIR}"
    )
endif (NOT GLOBAL_DIR STREQUAL "(not set)")

link_package(SSE)

add_definitions_based_on_options()

if (WIN32)
    add_definitions(
        -DUNICODE
        -D_UNICODE
        -DWITH_UNISCRIBE
    )

    target_link_libraries(openttd
        ws2_32
        winmm
        imm32
    )
endif (WIN32)

if (CMAKE_SIZEOF_VOID_P EQUAL 8)
    add_definitions(-D_SQ64)
endif (CMAKE_SIZEOF_VOID_P EQUAL 8)

include(CreateRegression)
create_regression()