File: CMakeLists.txt

package info (click to toggle)
glfw3 3.3-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, sid
  • size: 4,364 kB
  • sloc: ansic: 60,933; objc: 1,940; xml: 63; sh: 39; makefile: 24
file content (378 lines) | stat: -rw-r--r-- 12,874 bytes parent folder | download
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
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
cmake_minimum_required(VERSION 3.0)

project(GLFW C)

set(CMAKE_LEGACY_CYGWIN_WIN32 OFF)

if (POLICY CMP0054)
    cmake_policy(SET CMP0054 NEW)
endif()

set(GLFW_VERSION_MAJOR "3")
set(GLFW_VERSION_MINOR "3")
set(GLFW_VERSION_PATCH "0")
set(GLFW_VERSION_EXTRA "")
set(GLFW_VERSION "${GLFW_VERSION_MAJOR}.${GLFW_VERSION_MINOR}")
set(GLFW_VERSION_FULL "${GLFW_VERSION}.${GLFW_VERSION_PATCH}${GLFW_VERSION_EXTRA}")

set_property(GLOBAL PROPERTY USE_FOLDERS ON)

option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" ON)
option(GLFW_BUILD_TESTS "Build the GLFW test programs" ON)
option(GLFW_BUILD_DOCS "Build the GLFW documentation" ON)
option(GLFW_INSTALL "Generate installation target" ON)
option(GLFW_VULKAN_STATIC "Assume the Vulkan loader is linked with the application" OFF)

include(GNUInstallDirs)

if (UNIX)
    option(GLFW_USE_OSMESA "Use OSMesa for offscreen context creation" OFF)
endif()

if (WIN32)
    option(GLFW_USE_HYBRID_HPG "Force use of high-performance GPU on hybrid systems" OFF)
endif()

if (UNIX AND NOT APPLE)
    option(GLFW_USE_WAYLAND "Use Wayland for window creation" OFF)
endif()

if (MSVC)
    option(USE_MSVC_RUNTIME_LIBRARY_DLL "Use MSVC runtime library DLL" ON)
endif()

if (BUILD_SHARED_LIBS)
    set(_GLFW_BUILD_DLL 1)
endif()

if (BUILD_SHARED_LIBS AND UNIX)
    # On Unix-like systems, shared libraries can use the soname system.
    set(GLFW_LIB_NAME glfw)
else()
    set(GLFW_LIB_NAME glfw3)
endif()

if (GLFW_VULKAN_STATIC)
    if (BUILD_SHARED_LIBS)
        # If you absolutely must do this, remove this line and add the Vulkan
        # loader static library via the CMAKE_SHARED_LINKER_FLAGS
        message(FATAL_ERROR "You are trying to link the Vulkan loader static library into the GLFW shared library")
    endif()
    set(_GLFW_VULKAN_STATIC 1)
endif()

list(APPEND CMAKE_MODULE_PATH "${GLFW_SOURCE_DIR}/CMake/modules")

find_package(Threads REQUIRED)

if (GLFW_BUILD_DOCS)
    set(DOXYGEN_SKIP_DOT TRUE)
    find_package(Doxygen)
endif()

#--------------------------------------------------------------------
# Set compiler specific flags
#--------------------------------------------------------------------
if (MSVC)
    if (MSVC90)
        # Workaround for VS 2008 not shipping with the DirectX 9 SDK
        include(CheckIncludeFile)
        check_include_file(dinput.h DINPUT_H_FOUND)
        if (NOT DINPUT_H_FOUND)
            message(FATAL_ERROR "DirectX 9 SDK not found")
        endif()
        # Workaround for VS 2008 not shipping with stdint.h
        list(APPEND glfw_INCLUDE_DIRS "${GLFW_SOURCE_DIR}/deps/vs2008")
    endif()

    if (NOT USE_MSVC_RUNTIME_LIBRARY_DLL)
        foreach (flag CMAKE_C_FLAGS
                      CMAKE_C_FLAGS_DEBUG
                      CMAKE_C_FLAGS_RELEASE
                      CMAKE_C_FLAGS_MINSIZEREL
                      CMAKE_C_FLAGS_RELWITHDEBINFO)

            if (${flag} MATCHES "/MD")
                string(REGEX REPLACE "/MD" "/MT" ${flag} "${${flag}}")
            endif()
            if (${flag} MATCHES "/MDd")
                string(REGEX REPLACE "/MDd" "/MTd" ${flag} "${${flag}}")
            endif()

        endforeach()
    endif()
endif()

if (MINGW)
    # Workaround for legacy MinGW not providing XInput and DirectInput
    include(CheckIncludeFile)

    check_include_file(dinput.h DINPUT_H_FOUND)
    check_include_file(xinput.h XINPUT_H_FOUND)
    if (NOT DINPUT_H_FOUND OR NOT XINPUT_H_FOUND)
        list(APPEND glfw_INCLUDE_DIRS "${GLFW_SOURCE_DIR}/deps/mingw")
    endif()

    # Enable link-time exploit mitigation features enabled by default on MSVC
    include(CheckCCompilerFlag)

    # Compatibility with data execution prevention (DEP)
    set(CMAKE_REQUIRED_FLAGS "-Wl,--nxcompat")
    check_c_compiler_flag("" _GLFW_HAS_DEP)
    if (_GLFW_HAS_DEP)
        set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--nxcompat ${CMAKE_SHARED_LINKER_FLAGS}")
    endif()

    # Compatibility with address space layout randomization (ASLR)
    set(CMAKE_REQUIRED_FLAGS "-Wl,--dynamicbase")
    check_c_compiler_flag("" _GLFW_HAS_ASLR)
    if (_GLFW_HAS_ASLR)
        set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--dynamicbase ${CMAKE_SHARED_LINKER_FLAGS}")
    endif()

    # Compatibility with 64-bit address space layout randomization (ASLR)
    set(CMAKE_REQUIRED_FLAGS "-Wl,--high-entropy-va")
    check_c_compiler_flag("" _GLFW_HAS_64ASLR)
    if (_GLFW_HAS_64ASLR)
        set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--high-entropy-va ${CMAKE_SHARED_LINKER_FLAGS}")
    endif()
endif()

#--------------------------------------------------------------------
# Detect and select backend APIs
#--------------------------------------------------------------------
if (GLFW_USE_WAYLAND)
    set(_GLFW_WAYLAND 1)
    message(STATUS "Using Wayland for window creation")
elseif (GLFW_USE_OSMESA)
    set(_GLFW_OSMESA 1)
    message(STATUS "Using OSMesa for headless context creation")
elseif (WIN32)
    set(_GLFW_WIN32 1)
    message(STATUS "Using Win32 for window creation")
elseif (APPLE)
    set(_GLFW_COCOA 1)
    message(STATUS "Using Cocoa for window creation")
elseif (UNIX)
    set(_GLFW_X11 1)
    message(STATUS "Using X11 for window creation")
else()
    message(FATAL_ERROR "No supported platform was detected")
endif()

#--------------------------------------------------------------------
# Find and add Unix math and time libraries
#--------------------------------------------------------------------
if (UNIX AND NOT APPLE)
    find_library(RT_LIBRARY rt)
    mark_as_advanced(RT_LIBRARY)
    if (RT_LIBRARY)
        list(APPEND glfw_LIBRARIES "${RT_LIBRARY}")
        list(APPEND glfw_PKG_LIBS "-lrt")
    endif()

    find_library(MATH_LIBRARY m)
    mark_as_advanced(MATH_LIBRARY)
    if (MATH_LIBRARY)
        list(APPEND glfw_LIBRARIES "${MATH_LIBRARY}")
        list(APPEND glfw_PKG_LIBS "-lm")
    endif()

    if (CMAKE_DL_LIBS)
        list(APPEND glfw_LIBRARIES "${CMAKE_DL_LIBS}")
        list(APPEND glfw_PKG_LIBS "-l${CMAKE_DL_LIBS}")
    endif()
endif()

#--------------------------------------------------------------------
# Use Win32 for window creation
#--------------------------------------------------------------------
if (_GLFW_WIN32)

    list(APPEND glfw_PKG_LIBS "-lgdi32")

    if (GLFW_USE_HYBRID_HPG)
        set(_GLFW_USE_HYBRID_HPG 1)
    endif()
endif()

#--------------------------------------------------------------------
# Use X11 for window creation
#--------------------------------------------------------------------
if (_GLFW_X11)

    find_package(X11 REQUIRED)

    list(APPEND glfw_PKG_DEPS "x11")

    # Set up library and include paths
    list(APPEND glfw_INCLUDE_DIRS "${X11_X11_INCLUDE_PATH}")
    list(APPEND glfw_LIBRARIES "${X11_X11_LIB}" "${CMAKE_THREAD_LIBS_INIT}")

    # Check for XRandR (modern resolution switching and gamma control)
    if (NOT X11_Xrandr_FOUND)
        message(FATAL_ERROR "The RandR headers were not found")
    endif()

    # Check for Xinerama (legacy multi-monitor support)
    if (NOT X11_Xinerama_FOUND)
        message(FATAL_ERROR "The Xinerama headers were not found")
    endif()

    # Check for Xkb (X keyboard extension)
    if (NOT X11_Xkb_FOUND)
        message(FATAL_ERROR "The X keyboard extension headers were not found")
    endif()

    # Check for Xcursor (cursor creation from RGBA images)
    if (NOT X11_Xcursor_FOUND)
        message(FATAL_ERROR "The Xcursor headers were not found")
    endif()

    list(APPEND glfw_INCLUDE_DIRS "${X11_Xrandr_INCLUDE_PATH}"
                                  "${X11_Xinerama_INCLUDE_PATH}"
                                  "${X11_Xkb_INCLUDE_PATH}"
                                  "${X11_Xcursor_INCLUDE_PATH}")
endif()

#--------------------------------------------------------------------
# Use Wayland for window creation
#--------------------------------------------------------------------
if (_GLFW_WAYLAND)
    find_package(ECM REQUIRED NO_MODULE)
    list(APPEND CMAKE_MODULE_PATH "${ECM_MODULE_PATH}")

    find_package(Wayland REQUIRED Client Cursor Egl)
    find_package(WaylandScanner REQUIRED)
    find_package(WaylandProtocols 1.15 REQUIRED)

    list(APPEND glfw_PKG_DEPS "wayland-egl")

    list(APPEND glfw_INCLUDE_DIRS "${Wayland_INCLUDE_DIRS}")
    list(APPEND glfw_LIBRARIES "${Wayland_LIBRARIES}" "${CMAKE_THREAD_LIBS_INIT}")

    find_package(XKBCommon REQUIRED)
    list(APPEND glfw_INCLUDE_DIRS "${XKBCOMMON_INCLUDE_DIRS}")

    include(CheckIncludeFiles)
    include(CheckFunctionExists)
    check_include_files(xkbcommon/xkbcommon-compose.h HAVE_XKBCOMMON_COMPOSE_H)
    check_function_exists(memfd_create HAVE_MEMFD_CREATE)

    if (NOT ("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux"))
        find_package(EpollShim)
        if (EPOLLSHIM_FOUND)
            list(APPEND glfw_INCLUDE_DIRS "${EPOLLSHIM_INCLUDE_DIRS}")
            list(APPEND glfw_LIBRARIES "${EPOLLSHIM_LIBRARIES}")
        endif()
    endif()
endif()

#--------------------------------------------------------------------
# Use OSMesa for offscreen context creation
#--------------------------------------------------------------------
if (_GLFW_OSMESA)
    find_package(OSMesa REQUIRED)
    list(APPEND glfw_LIBRARIES "${CMAKE_THREAD_LIBS_INIT}")
endif()

#--------------------------------------------------------------------
# Use Cocoa for window creation and NSOpenGL for context creation
#--------------------------------------------------------------------
if (_GLFW_COCOA)

    list(APPEND glfw_LIBRARIES
        "-framework Cocoa"
        "-framework IOKit"
        "-framework CoreFoundation"
        "-framework CoreVideo")

    set(glfw_PKG_DEPS "")
    set(glfw_PKG_LIBS "-framework Cocoa -framework IOKit -framework CoreFoundation -framework CoreVideo")
endif()

#--------------------------------------------------------------------
# Add the Vulkan loader as a dependency if necessary
#--------------------------------------------------------------------
if (GLFW_VULKAN_STATIC)
    list(APPEND glfw_PKG_DEPS "vulkan")
endif()

#--------------------------------------------------------------------
# Export GLFW library dependencies
#--------------------------------------------------------------------
foreach(arg ${glfw_PKG_DEPS})
    set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} ${arg}")
endforeach()
foreach(arg ${glfw_PKG_LIBS})
    set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} ${arg}")
endforeach()

#--------------------------------------------------------------------
# Create generated files
#--------------------------------------------------------------------
include(CMakePackageConfigHelpers)

set(GLFW_CONFIG_PATH "${CMAKE_INSTALL_LIBDIR}/cmake/glfw3")

configure_package_config_file(src/glfw3Config.cmake.in
                              src/glfw3Config.cmake
                              INSTALL_DESTINATION "${GLFW_CONFIG_PATH}"
                              NO_CHECK_REQUIRED_COMPONENTS_MACRO)

write_basic_package_version_file(src/glfw3ConfigVersion.cmake
                                 VERSION ${GLFW_VERSION_FULL}
                                 COMPATIBILITY SameMajorVersion)

configure_file(src/glfw_config.h.in src/glfw_config.h @ONLY)

configure_file(src/glfw3.pc.in src/glfw3.pc @ONLY)

#--------------------------------------------------------------------
# Add subdirectories
#--------------------------------------------------------------------
add_subdirectory(src)

if (GLFW_BUILD_EXAMPLES)
    add_subdirectory(examples)
endif()

if (GLFW_BUILD_TESTS)
    add_subdirectory(tests)
endif()

if (DOXYGEN_FOUND AND GLFW_BUILD_DOCS)
    add_subdirectory(docs)
endif()

#--------------------------------------------------------------------
# Install files other than the library
# The library is installed by src/CMakeLists.txt
#--------------------------------------------------------------------
if (GLFW_INSTALL)
    install(DIRECTORY include/GLFW DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
            FILES_MATCHING PATTERN glfw3.h PATTERN glfw3native.h)

    install(FILES "${GLFW_BINARY_DIR}/src/glfw3Config.cmake"
                  "${GLFW_BINARY_DIR}/src/glfw3ConfigVersion.cmake"
            DESTINATION "${GLFW_CONFIG_PATH}")

    install(EXPORT glfwTargets FILE glfw3Targets.cmake
            EXPORT_LINK_INTERFACE_LIBRARIES
            DESTINATION "${GLFW_CONFIG_PATH}")
    install(FILES "${GLFW_BINARY_DIR}/src/glfw3.pc"
            DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")

    # Only generate this target if no higher-level project already has
    if (NOT TARGET uninstall)
        configure_file(cmake_uninstall.cmake.in
                       cmake_uninstall.cmake IMMEDIATE @ONLY)

        add_custom_target(uninstall
                          "${CMAKE_COMMAND}" -P
                          "${GLFW_BINARY_DIR}/cmake_uninstall.cmake")
        set_target_properties(uninstall PROPERTIES FOLDER "GLFW3")
    endif()
endif()