Fix .so dependencies: reference -lGL and -lm; only reference -lGLU for demos (Resizer)
[freeglut] / CMakeLists.txt
1 PROJECT(freeglut)
2 CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
3
4 SET(FREEGLUT_HEADERS
5         include/GL/freeglut.h
6         include/GL/freeglut_ext.h
7         include/GL/freeglut_std.h
8         include/GL/glut.h
9 )
10 SET(FREEGLUT_SRCS
11         ${FREEGLUT_HEADERS}
12         src/Common/freeglut_callbacks.c
13         src/Common/freeglut_cursor.c
14         src/Common/freeglut_display.c
15         src/Common/freeglut_ext.c
16         src/Common/freeglut_font.c
17         src/Common/freeglut_font_data.c
18         src/Common/freeglut_gamemode.c
19         src/Common/freeglut_geometry.c
20         src/Common/freeglut_init.c
21         src/Common/freeglut_internal.h
22         src/Common/freeglut_input_devices.c
23         src/Common/freeglut_joystick.c
24         src/Common/freeglut_main.c
25         src/Common/freeglut_menu.c
26         src/Common/freeglut_misc.c
27         src/Common/freeglut_overlay.c
28         src/Common/freeglut_spaceball.c
29         src/Common/freeglut_state.c
30         src/Common/freeglut_stroke_mono_roman.c
31         src/Common/freeglut_stroke_roman.c
32         src/Common/freeglut_structure.c
33         src/Common/freeglut_teapot.c
34         src/Common/freeglut_videoresize.c
35         src/Common/freeglut_window.c
36 )
37
38 IF(WIN32)
39         LIST(APPEND FREEGLUT_SRCS
40                 src/mswin/freeglut_cursor_mswin.c
41                 src/mswin/freeglut_display_mswin.c
42                 src/mswin/freeglut_ext_mswin.c
43                 src/mswin/freeglut_gamemode_mswin.c
44                 src/mswin/freeglut_init_mswin.c
45                 src/mswin/freeglut_internal_mswin.h
46                 src/mswin/freeglut_input_devices_mswin.c
47                 src/mswin/freeglut_joystick_mswin.c
48                 src/mswin/freeglut_main_mswin.c
49                 src/mswin/freeglut_menu_mswin.c
50                 src/mswin/freeglut_spaceball_mswin.c
51                 src/mswin/freeglut_state_mswin.c
52                 src/mswin/freeglut_structure_mswin.c
53                 src/mswin/freeglut_window_mswin.c
54 )
55 ELSE()
56         LIST(APPEND FREEGLUT_SRCS
57                 src/x11/freeglut_cursor_x11.c
58                 src/x11/freeglut_display_x11.c
59                 src/x11/freeglut_ext_x11.c
60                 src/x11/freeglut_gamemode_x11.c
61                 src/x11/freeglut_glutfont_definitions_x11.c
62                 src/x11/freeglut_init_x11.c
63                 src/x11/freeglut_internal_x11.h
64                 src/x11/freeglut_input_devices_x11.c
65                 src/x11/freeglut_joystick_x11.c
66                 src/x11/freeglut_main_x11.c
67                 src/x11/freeglut_menu_x11.c
68                 src/x11/freeglut_spaceball_x11.c
69                 src/x11/freeglut_state_x11.c
70                 src/x11/freeglut_structure_x11.c
71                 src/x11/freeglut_window_x11.c
72                 src/x11/freeglut_xinput_x11.c
73 )
74
75
76 ENDIF()
77
78 # Neatly organize all of the output files in the build directory
79 SET(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
80 SET(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib)
81
82 # BUILD_SHARED_LIBS is already a standard CMake variable, but we need to
83 # re-declare it here so it will show up in the GUI.
84 OPTION(BUILD_SHARED_LIBS "Build FreeGLUT shared library." ON)
85 OPTION(BUILD_STATIC_LIBS "Build FreeGLUT static library." ON)
86
87 FIND_PACKAGE(OpenGL REQUIRED)
88 INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include ${OPENGL_INCLUDE_DIR})
89 LIST(APPEND LIBS ${OPENGL_gl_LIBRARY})
90 LIST(APPEND LIBS m)
91
92 IF(WIN32)
93         MESSAGE(WARNING "Insecure CRT warnings hidden (might want to fix these)")
94         ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
95 ENDIF()
96
97 if(UNIX)
98         FIND_PACKAGE(X11 REQUIRED)
99         LIST(APPEND LIBS ${X11_LIBRARIES})
100         IF(X11_Xrandr_FOUND)
101                 SET(HAVE_X11_EXTENSIONS_XRANDR_H TRUE)
102                 LIST(APPEND LIBS ${X11_Xrandr_LIB})
103         ENDIF()
104         IF(X11_xf86vmode_FOUND)
105                 SET(HAVE_X11_EXTENSIONS_XF86VMODE_H TRUE)
106                 # Work-around http://www.cmake.org/Bug/bug_view_page.php?bug_id=6976
107                 IF(NOT "${X11_Xxf86vm_LIB}")
108                         SET(X11_Xxf86vm_LIB "Xxf86vm")
109                 ENDIF()
110                 LIST(APPEND LIBS ${X11_Xxf86vm_LIB})
111         ENDIF()
112 ENDIF()
113
114 INCLUDE(CheckIncludeFiles)
115 INCLUDE(CheckFunctionExists)
116 CHECK_INCLUDE_FILES(sys/types.h HAVE_SYS_TYPES_H)
117 CHECK_INCLUDE_FILES(unistd.h    HAVE_UNISTD_H)
118 CHECK_INCLUDE_FILES(sys/time.h  HAVE_SYS_TIME_H)
119 CHECK_INCLUDE_FILES(stdbool.h   HAVE_STDBOOL_H)
120 CHECK_INCLUDE_FILES(sys/param.h HAVE_SYS_PARAM_H)
121 CHECK_INCLUDE_FILES(sys/ioctl.h HAVE_SYS_IOCTL_H)
122 CHECK_INCLUDE_FILES(fcntl.h     HAVE_FCNTL_H)
123 CHECK_INCLUDE_FILES(errno.h     HAVE_ERRNO_H)
124 CHECK_INCLUDE_FILES(usbhid.h    HAVE_USBHID_H)
125 CHECK_FUNCTION_EXISTS(gettimeofday HAVE_GETTIMEOFDAY)
126
127 # The generated config.h is placed in the project's build directory, just to
128 # ensure that all CMake-generated files are kept away from the main source tree.
129 # As a result, the build directory must to be added to the include path list.
130 CONFIGURE_FILE(${CMAKE_SOURCE_DIR}/config.h.in ${CMAKE_BINARY_DIR}/config.h)
131 INCLUDE_DIRECTORIES(${CMAKE_BINARY_DIR})
132 ADD_DEFINITIONS(-DHAVE_CONFIG_H)
133
134 # by default, at least on UNIX, we want to build both
135 IF(BUILD_SHARED_LIBS)
136         ADD_LIBRARY(freeglut SHARED ${FREEGLUT_SRCS})
137 ENDIF()
138 IF(BUILD_STATIC_LIBS)
139         ADD_LIBRARY(freeglut_static STATIC ${FREEGLUT_SRCS})
140 ENDIF()
141
142
143 IF(WIN32)
144         IF(BUILD_SHARED_LIBS)
145                 LIST(APPEND FREEGLUT_SRCS src/Common/freeglutdll.def freeglut.rc)
146                 # XXX I assume that if we want both shared and static this one is appropriate
147                 ADD_DEFINITIONS(-DFREEGLUT_EXPORTS)
148         ELSE()
149                 ADD_DEFINITIONS(-DFREEGLUT_STATIC)
150         ENDIF()
151 ELSE()
152         # on UNIX we need to make sure:
153         # - all shared libraries must have a soname/version
154         # - the output library should be named glut so it'll be linkable with -lglut
155         # - the shared library should link to the dependency libraries so that the user
156         #   won't have to link them explicitly (they shouldn't have to know that we depend
157         #   on Xrandr or Xxf86vm)
158         SET_TARGET_PROPERTIES(freeglut PROPERTIES VERSION 3.9.0 SOVERSION 3 OUTPUT_NAME glut)
159         SET_TARGET_PROPERTIES(freeglut_static PROPERTIES OUTPUT_NAME glut)
160         TARGET_LINK_LIBRARIES(freeglut ${LIBS})
161 ENDIF()
162
163 IF(BUILD_SHARED_LIBS)
164         INSTALL(TARGETS freeglut DESTINATION lib)
165 ENDIF()
166 IF(BUILD_STATIC_LIBS)
167         INSTALL(TARGETS freeglut_static DESTINATION lib)
168 ENDIF()
169 INSTALL(FILES ${FREEGLUT_HEADERS} DESTINATION include/GL)
170
171
172
173 # Optionally build demos, on by default.
174 option( FREEGLUT_BUILD_DEMOS "Build FreeGLUT demos." ON )
175
176 SET(DEMO_LIBS ${OPENGL_glu_LIBRARY} ${LIBS})
177 LIST(APPEND DEMO_LIBS m)
178
179 MACRO(ADD_DEMO name)
180         if( FREEGLUT_BUILD_DEMOS )
181                 ADD_EXECUTABLE(${name} ${ARGN})
182                 IF(BUILD_SHARED_LIBS)
183                         TARGET_LINK_LIBRARIES(${name} ${DEMO_LIBS} freeglut)
184                 ELSE()
185                         TARGET_LINK_LIBRARIES(${name} ${DEMO_LIBS} freeglut_static)
186                 ENDIF()
187         endif()
188 ENDMACRO()
189
190 ADD_DEMO(CallbackMaker   progs/demos/CallbackMaker/CallbackMaker.c)
191 ADD_DEMO(Fractals        progs/demos/Fractals/fractals.c)
192 ADD_DEMO(Fractals_random progs/demos/Fractals_random/fractals_random.c)
193 ADD_DEMO(Lorenz          progs/demos/Lorenz/lorenz.c)
194 ADD_DEMO(One             progs/demos/One/one.c)
195 ADD_DEMO(Resizer         progs/demos/Resizer/Resizer.cpp)
196 ADD_DEMO(shapes          progs/demos/shapes/shapes.c)
197 ADD_DEMO(smooth_opengl3  progs/demos/smooth_opengl3/smooth_opengl3.c)
198 ADD_DEMO(spaceball       progs/demos/spaceball/spaceball.c
199                          progs/demos/spaceball/vmath.c
200                          progs/demos/spaceball/vmath.h)
201 ADD_DEMO(subwin          progs/demos/subwin/subwin.c)
202
203