-
Notifications
You must be signed in to change notification settings - Fork 18
/
sdl2-config.cmake.in
222 lines (201 loc) · 8.02 KB
/
sdl2-config.cmake.in
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
# sdl2 cmake project-config input for ./configure script
include(FeatureSummary)
set_package_properties(SDL2 PROPERTIES
URL "https://www.libsdl.org/"
DESCRIPTION "low level access to audio, keyboard, mouse, joystick, and graphics hardware"
)
# Copied from `configure_package_config_file`
macro(set_and_check _var _file)
set(${_var} "${_file}")
if(NOT EXISTS "${_file}")
message(FATAL_ERROR "File or directory ${_file} referenced by variable ${_var} does not exist !")
endif()
endmacro()
get_filename_component(CMAKE_CURRENT_LIST_DIR ${CMAKE_CURRENT_LIST_DIR} REALPATH)
get_filename_component(prefix "${CMAKE_CURRENT_LIST_DIR}/@cmake_prefix_relpath@" ABSOLUTE)
set(exec_prefix "@exec_prefix@")
set(bindir "@bindir@")
set(libdir "@libdir@")
set(includedir "@includedir@")
set_and_check(SDL2_PREFIX "${prefix}")
set_and_check(SDL2_EXEC_PREFIX "${exec_prefix}")
set_and_check(SDL2_BINDIR "${bindir}")
set_and_check(SDL2_INCLUDE_DIR "${includedir}/SDL2")
set_and_check(SDL2_LIBDIR "${libdir}")
set(SDL2_INCLUDE_DIRS "${includedir};${SDL2_INCLUDE_DIR}")
set(SDL2_LIBRARIES SDL2::SDL2)
set(SDL2_STATIC_LIBRARIES SDL2::SDL2-static)
set(SDL2MAIN_LIBRARY)
set(SDL2TEST_LIBRARY SDL2::SDL2test)
unset(prefix)
unset(exec_prefix)
unset(bindir)
unset(libdir)
unset(includedir)
set(_sdl2_libraries_in "@SDL_LIBS@")
set(_sdl2_static_private_libs_in "@SDL_STATIC_LIBS@")
# Convert _sdl2_libraries to list and keep only libraries + library directories
string(REGEX MATCHALL "-[lm]([-a-zA-Z0-9._]+)" _sdl2_libraries "${_sdl2_libraries_in}")
string(REGEX REPLACE "^-l" "" _sdl2_libraries "${_sdl2_libraries}")
string(REGEX REPLACE ";-l" ";" _sdl2_libraries "${_sdl2_libraries}")
string(REGEX MATCHALL "-L([-a-zA-Z0-9._/]+)" _sdl2_libdirs "${_sdl2_libraries_in}")
string(REGEX REPLACE "^-L" "" _sdl2_libdirs "${_sdl2_libdirs}")
string(REGEX REPLACE ";-L" ";" _sdl2_libdirs "${_sdl2_libdirs}")
list(APPEND _sdl2_libdirs "${SDL2_LIBDIR}")
# Convert _sdl2_static_private_libs to list and keep only libraries + library directories
string(REGEX MATCHALL "(-[lm]([-a-zA-Z0-9._]+))|(-Wl,[^ ]*framework[^ ]*)|(-pthread)" _sdl2_static_private_libs "${_sdl2_static_private_libs_in}")
string(REGEX REPLACE "^-l" "" _sdl2_static_private_libs "${_sdl2_static_private_libs}")
string(REGEX REPLACE ";-l" ";" _sdl2_static_private_libs "${_sdl2_static_private_libs}")
string(REGEX MATCHALL "-L([-a-zA-Z0-9._/]+)" _sdl2_static_private_libdirs "${_sdl2_static_private_libs_in}")
string(REGEX REPLACE "^-L" "" _sdl2_static_private_libdirs "${_sdl2_static_private_libdirs}")
string(REGEX REPLACE ";-L" ";" _sdl2_static_private_libdirs "${_sdl2_static_private_libdirs}")
# Set SDL2_NO_MWINDOWS to a true-ish value to not add the -mwindows link option
if(SDL2_NO_MWINDOWS)
list(REMOVE_ITEM _sdl2_libraries "-mwindows")
endif()
if(_sdl2_libraries MATCHES ".*SDL2main.*")
list(INSERT SDL2_LIBRARIES 0 SDL2::SDL2main)
list(INSERT SDL2_STATIC_LIBRARIES 0 SDL2::SDL2main)
endif()
set(_sdl2main_library ${SDL2_LIBDIR}/libSDL2main.a)
if(EXISTS "${_sdl2main_library}")
set(SDL2MAIN_LIBRARY SDL2::SDL2main)
if(NOT TARGET SDL2::SDL2main)
add_library(SDL2::SDL2main STATIC IMPORTED)
set_target_properties(SDL2::SDL2main
PROPERTIES
IMPORTED_LOCATION "${_sdl2main_library}"
COMPATIBLE_INTERFACE_STRING "SDL_VERSION"
INTERFACE_SDL_VERSION "SDL2"
)
if(WIN32)
# INTERFACE_LINK_OPTIONS needs CMake 3.13
cmake_minimum_required(VERSION 3.13)
# Mark WinMain/WinMain@16 as undefined, such that it will be withheld by the linker.
if(CMAKE_SIZEOF_VOID_P EQUAL 4)
set_target_properties(SDL2::SDL2main
PROPERTIES
INTERFACE_LINK_OPTIONS "$<$<STREQUAL:$<TARGET_PROPERTY:TYPE>,EXECUTABLE>:-Wl,--undefined=_WinMain@16>"
)
else()
set_target_properties(SDL2::SDL2main
PROPERTIES
INTERFACE_LINK_OPTIONS "$<$<STREQUAL:$<TARGET_PROPERTY:TYPE>,EXECUTABLE>:-Wl,--undefined=WinMain>"
)
endif()
endif()
endif()
set(SDL2_SDL2main_FOUND TRUE)
else()
set(SDL2_SDL2main_FOUND FALSE)
endif()
unset(_sdl2main_library)
# Remove SDL2 since this is the "central" library
# Remove SDL2main since this will be provided by SDL2::SDL2main (if available)
# Remove mingw32 and cygwin since these are not needed when using `-Wl,--undefined,WinMain`
set(_sdl2_link_libraries ${_sdl2_libraries})
list(REMOVE_ITEM _sdl2_link_libraries SDL2 SDL2main mingw32 cygwin)
if(WIN32)
set(_sdl2_implib "${SDL2_LIBDIR}/libSDL2.dll.a")
set(_sdl2_dll "${SDL2_BINDIR}/SDL2.dll")
if(EXISTS "${_sdl2_implib}" AND EXISTS "${_sdl2_dll}")
if(NOT TARGET SDL2::SDL2)
add_library(SDL2::SDL2 SHARED IMPORTED)
set_target_properties(SDL2::SDL2 PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${_sdl2_link_libraries}"
INTERFACE_LINK_DIRECTORIES "${_sdl2_libdirs}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_IMPLIB "${_sdl2_implib}"
IMPORTED_LOCATION "${_sdl2_dll}"
COMPATIBLE_INTERFACE_STRING "SDL_VERSION"
INTERFACE_SDL_VERSION "SDL2"
)
endif()
set(SDL2_SDL2_FOUND TRUE)
else()
set(SDL2_SDL2_FOUND FALSE)
endif()
unset(_sdl2_implib)
unset(_sdl2_dll)
else()
set(_sdl2_shared "${SDL2_LIBDIR}/libSDL2${CMAKE_SHARED_LIBRARY_SUFFIX}")
if(EXISTS "${_sdl2_shared}")
if(NOT TARGET SDL2::SDL2)
add_library(SDL2::SDL2 SHARED IMPORTED)
set_target_properties(SDL2::SDL2 PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${_sdl2_link_libraries}"
INTERFACE_LINK_DIRECTORIES "${_sdl2_libdirs}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${_sdl2_shared}"
COMPATIBLE_INTERFACE_STRING "SDL_VERSION"
INTERFACE_SDL_VERSION "SDL2"
)
endif()
set(SDL2_SDL2_FOUND TRUE)
else()
set(SDL2_SDL2_FOUND FALSE)
endif()
unset(_sdl2_shared)
endif()
set(_sdl2_static "${SDL2_LIBDIR}/libSDL2.a")
if(EXISTS "${_sdl2_static}")
if(NOT TARGET SDL2::SDL2-static)
add_library(SDL2::SDL2-static STATIC IMPORTED)
set_target_properties(SDL2::SDL2-static
PROPERTIES
IMPORTED_LOCATION "${_sdl2_static}"
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${_sdl2_link_libraries};${_sdl2_static_private_libs}"
INTERFACE_LINK_DIRECTORIES "${_sdl2_libdirs};${_sdl2_static_private_libdirs}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
COMPATIBLE_INTERFACE_STRING "SDL_VERSION"
INTERFACE_SDL_VERSION "SDL2"
)
endif()
set(SDL2_SDL2-static_FOUND TRUE)
else()
set(SDL2_SDL2-static_FOUND FALSE)
endif()
unset(_sdl2_static)
unset(_sdl2_link_libraries)
set(_sdl2test_library "${SDL2_LIBDIR}/libSDL2_test.a")
if(EXISTS "${_sdl2test_library}")
if(NOT TARGET SDL2::SDL2test)
add_library(SDL2::SDL2test STATIC IMPORTED)
set_target_properties(SDL2::SDL2test
PROPERTIES
IMPORTED_LOCATION "${_sdl2test_library}"
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
COMPATIBLE_INTERFACE_STRING "SDL_VERSION"
INTERFACE_SDL_VERSION "SDL2"
)
endif()
set(SDL2_SDL2test_FOUND TRUE)
else()
set(SDL2_SDL2test_FOUND FALSE)
endif()
unset(_sdl2test_library)
# Copied from `configure_package_config_file`
macro(check_required_components _NAME)
foreach(comp ${${_NAME}_FIND_COMPONENTS})
if(NOT ${_NAME}_${comp}_FOUND)
if(${_NAME}_FIND_REQUIRED_${comp})
set(${_NAME}_FOUND FALSE)
endif()
endif()
endforeach()
endmacro()
check_required_components(SDL2)
# Create SDL2::SDL2 alias for static-only builds
if(TARGET SDL2::SDL2-static AND NOT TARGET SDL2::SDL2)
if(CMAKE_VERSION VERSION_LESS "3.18")
# FIXME: Aliasing local targets is not supported on CMake < 3.18, so make it global.
add_library(SDL2::SDL2 INTERFACE IMPORTED)
set_target_properties(SDL2::SDL2 PROPERTIES INTERFACE_LINK_LIBRARIES "SDL2::SDL2-static")
else()
add_library(SDL2::SDL2 ALIAS SDL2::SDL2-static)
endif()
endif()