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372 lines
12 KiB
372 lines
12 KiB
project(GLFW C) |
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cmake_minimum_required(VERSION 2.8) |
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set(GLFW_VERSION_MAJOR "3") |
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set(GLFW_VERSION_MINOR "0") |
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set(GLFW_VERSION_PATCH "0") |
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set(GLFW_VERSION_EXTRA "") |
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set(GLFW_VERSION "${GLFW_VERSION_MAJOR}.${GLFW_VERSION_MINOR}") |
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set(GLFW_VERSION_FULL "${GLFW_VERSION}.${GLFW_VERSION_PATCH}${GLFW_VERSION_EXTRA}") |
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set(LIB_SUFFIX "" CACHE STRING "Takes an empty string or 64. Directory where lib will be installed: lib or lib64") |
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option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" ON) |
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option(GLFW_BUILD_TESTS "Build the GLFW test programs" ON) |
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option(GLFW_NATIVE_API "Build the GLFW native API" OFF) |
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option(BUILD_SHARED_LIBS "Build shared libraries" OFF) |
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option(GLFW_USE_EGL "Build for EGL and OpenGL ES platform (Currently only X11)" OFF) |
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if (GLFW_USE_EGL) |
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set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMake/modules) |
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find_package(EGL REQUIRED) |
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else() |
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find_package(OpenGL REQUIRED) |
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endif() |
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if (NOT WIN32) |
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set(CMAKE_THREAD_PREFER_PTHREADS YES) |
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endif() |
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find_package(Threads) |
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if (CMAKE_THREAD_LIBS_INIT) |
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list(APPEND glfw_LIBRARIES ${CMAKE_THREAD_LIBS_INIT}) |
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endif() |
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#-------------------------------------------------------------------- |
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# Enable all warnings on GCC, regardless of OS |
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#-------------------------------------------------------------------- |
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if (CMAKE_COMPILER_IS_GNUCC) |
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add_definitions(-Wall) |
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endif() |
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#-------------------------------------------------------------------- |
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# Export shared library / dynamic library / DLL build option |
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#-------------------------------------------------------------------- |
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if (BUILD_SHARED_LIBS) |
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set(_GLFW_BUILD_DLL 1) |
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endif() |
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#-------------------------------------------------------------------- |
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# Detect and select target platform |
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#-------------------------------------------------------------------- |
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if (WIN32) |
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set(_GLFW_WIN32_WGL 1) |
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message(STATUS "Building GLFW for WGL on a Win32 system") |
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elseif (UNIX AND APPLE) |
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set(_GLFW_COCOA_NSGL 1) |
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message(STATUS "Building GLFW for Cocoa and NSOpenGL on Mac OS X") |
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elseif (UNIX AND NOT APPLE) |
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set(_GLFW_X11 1) |
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if (GLFW_USE_EGL) |
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set(_GLFW_X11_EGL 1) |
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set(GLFW_BUILD_EXAMPLES 0) |
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set(GLFW_BUILD_TESTS 0) |
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message(STATUS "Building GLFW for X11 and EGL on a Unix-like system") |
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message(STATUS "NOTE: Examples and tests are disabled for EGL") |
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else() |
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set(_GLFW_X11_GLX 1) |
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message(STATUS "Building GLFW for X11 and GLX on a Unix-like system") |
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endif() |
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else() |
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message(FATAL_ERROR "No supported platform was detected") |
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endif() |
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#-------------------------------------------------------------------- |
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# Set up GLFW for Win32 and WGL on Windows |
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#-------------------------------------------------------------------- |
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if (_GLFW_WIN32_WGL) |
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# Set up library and include paths |
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list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR}) |
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list(APPEND glfw_LIBRARIES ${OPENGL_gl_LIBRARY}) |
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if (MSVC) |
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option(USE_MSVC_RUNTIME_LIBRARY_DLL "Use MSVC runtime library DLL" ON) |
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if (NOT USE_MSVC_RUNTIME_LIBRARY_DLL) |
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foreach (flag CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO) |
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if (${flag} MATCHES "/MD") |
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string(REGEX REPLACE "/MD" "/MT" ${flag} "${${flag}}") |
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endif() |
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if (${flag} MATCHES "/MDd") |
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string(REGEX REPLACE "/MDd" "/MTd" ${flag} "${${flag}}") |
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endif() |
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endforeach() |
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endif() |
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endif() |
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set(_GLFW_NO_DLOAD_WINMM ${BUILD_SHARED_LIBS}) |
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if (BUILD_SHARED_LIBS) |
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list(APPEND glfw_LIBRARIES winmm) |
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endif() |
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endif() |
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#-------------------------------------------------------------------- |
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# Set up GLFW for Xlib and GLX or EGL on Unix-like systems with X Windows |
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#-------------------------------------------------------------------- |
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if (_GLFW_X11) |
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find_package(X11 REQUIRED) |
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set(GLFW_PKG_LIBS "") |
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set(GLFW_PKG_DEPS "x11") |
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# Set up library and include paths |
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list(APPEND glfw_INCLUDE_DIRS ${X11_X11_INCLUDE_PATH}) |
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list(APPEND glfw_LIBRARIES ${X11_X11_LIB}) |
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# Check for XRandR (modern resolution switching extension) |
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if (X11_Xrandr_FOUND) |
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set(_GLFW_HAS_XRANDR 1) |
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list(APPEND glfw_INCLUDE_DIRS ${X11_Xrandr_INCLUDE_PATH}) |
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list(APPEND glfw_LIBRARIES ${X11_Xrandr_LIB}) |
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set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} xrandr") |
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endif() |
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# Check for Xf86VidMode (fallback legacy resolution switching extension) |
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if (X11_xf86vmode_FOUND) |
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set(_GLFW_HAS_XF86VIDMODE 1) |
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list(APPEND glfw_INCLUDE_DIRS ${X11_xf86vmode_INCLUDE_PATH}) |
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# NOTE: This is a workaround for CMake bug 0006976 (missing |
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# X11_xf86vmode_LIB variable) |
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if (X11_xf86vmode_LIB) |
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list(APPEND glfw_LIBRARIES ${X11_xf86vmode_LIB}) |
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else() |
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list(APPEND glfw_LIBRARIES Xxf86vm) |
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endif() |
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set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} xxf86vm") |
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endif() |
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# Check for Xkb (X keyboard extension) |
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if (X11_Xkb_FOUND) |
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set(_GLFW_HAS_XKB 1) |
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list(APPEND glfw_INCLUDE_DIR ${X11_Xkb_INCLUDE_PATH}) |
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endif() |
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find_library(RT_LIBRARY rt) |
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mark_as_advanced(RT_LIBRARY) |
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if (RT_LIBRARY) |
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list(APPEND glfw_LIBRARIES ${RT_LIBRARY}) |
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set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -lrt") |
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endif() |
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find_library(MATH_LIBRARY m) |
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mark_as_advanced(MATH_LIBRARY) |
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if (MATH_LIBRARY) |
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list(APPEND glfw_LIBRARIES ${MATH_LIBRARY}) |
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set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -lm") |
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endif() |
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if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux") |
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set(_GLFW_USE_LINUX_JOYSTICKS 1) |
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endif() |
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endif() |
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#-------------------------------------------------------------------- |
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# GLX Context |
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#-------------------------------------------------------------------- |
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if (_GLFW_X11_GLX) |
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# Set up library and include paths |
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list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR}) |
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list(APPEND glfw_LIBRARIES ${OPENGL_gl_LIBRARY}) |
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set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} gl") |
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include(CheckFunctionExists) |
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set(CMAKE_REQUIRED_LIBRARIES ${OPENGL_gl_LIBRARY}) |
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check_function_exists(glXGetProcAddress _GLFW_HAS_GLXGETPROCADDRESS) |
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if (NOT _GLFW_HAS_GLXGETPROCADDRESS) |
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check_function_exists(glXGetProcAddressARB _GLFW_HAS_GLXGETPROCADDRESSARB) |
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endif() |
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if (NOT _GLFW_HAS_GLXGETPROCADDRESS AND NOT _GLFW_HAS_GLXGETPROCADDRESSARB) |
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check_function_exists(glXGetProcAddressEXT _GLFW_HAS_GLXGETPROCADDRESSEXT) |
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endif() |
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if (NOT _GLFW_HAS_GLXGETPROCADDRESS AND |
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NOT _GLFW_HAS_GLXGETPROCADDRESSARB AND |
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NOT _GLFW_HAS_GLXGETPROCADDRESSEXT) |
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message(WARNING "No glXGetProcAddressXXX variant found") |
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# Check for dlopen support as a fallback |
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find_library(DL_LIBRARY dl) |
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mark_as_advanced(DL_LIBRARY) |
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if (DL_LIBRARY) |
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set(CMAKE_REQUIRED_LIBRARIES ${DL_LIBRARY}) |
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else() |
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set(CMAKE_REQUIRED_LIBRARIES "") |
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endif() |
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check_function_exists(dlopen _GLFW_HAS_DLOPEN) |
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if (NOT _GLFW_HAS_DLOPEN) |
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message(FATAL_ERROR "No entry point retrieval mechanism found") |
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endif() |
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if (DL_LIBRARY) |
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list(APPEND glfw_LIBRARIES ${DL_LIBRARY}) |
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set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -ldl") |
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endif() |
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endif() |
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endif() |
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#-------------------------------------------------------------------- |
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# EGL Context |
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#-------------------------------------------------------------------- |
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if (_GLFW_X11_EGL) |
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# Set up library and include paths |
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list(APPEND glfw_INCLUDE_DIRS ${EGL_INCLUDE_DIR}) |
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list(APPEND glfw_LIBRARIES ${EGL_LIBRARY}) |
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set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} egl") |
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include(CheckFunctionExists) |
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set(CMAKE_REQUIRED_LIBRARIES ${EGL_LIBRARY}) |
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check_function_exists(eglGetProcAddress _GLFW_HAS_EGLGETPROCADDRESS) |
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if (NOT _GLFW_HAS_EGLGETPROCADDRESS) |
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message(WARNING "No eglGetProcAddress found") |
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# Check for dlopen support as a fallback |
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find_library(DL_LIBRARY dl) |
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mark_as_advanced(DL_LIBRARY) |
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if (DL_LIBRARY) |
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set(CMAKE_REQUIRED_LIBRARIES ${DL_LIBRARY}) |
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else() |
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set(CMAKE_REQUIRED_LIBRARIES "") |
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endif() |
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check_function_exists(dlopen _GLFW_HAS_DLOPEN) |
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if (NOT _GLFW_HAS_DLOPEN) |
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message(FATAL_ERROR "No entry point retrieval mechanism found") |
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endif() |
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if (DL_LIBRARY) |
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list(APPEND glfw_LIBRARIES ${DL_LIBRARY}) |
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set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -ldl") |
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endif() |
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endif() |
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endif() |
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#-------------------------------------------------------------------- |
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# Set up GLFW for Cocoa and NSOpenGL on Mac OS X |
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#-------------------------------------------------------------------- |
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if (_GLFW_COCOA_NSGL) |
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option(GLFW_BUILD_UNIVERSAL "Build GLFW as a Universal Binary" OFF) |
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# Universal build |
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if (GLFW_BUILD_UNIVERSAL) |
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message(STATUS "Building GLFW as Universal Binaries") |
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set(CMAKE_OSX_ARCHITECTURES ppc;i386;ppc64;x86_64) |
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set(CMAKE_OSX_SYSROOT /Developer/SDKs/MacOSX10.5.sdk) |
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set(CMAKE_C_FLAGS "-mmacosx-version-min=10.5") |
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else() |
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message(STATUS "Building GLFW only for the native architecture") |
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endif() |
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# Set up library and include paths |
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find_library(COCOA_FRAMEWORK Cocoa) |
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find_library(IOKIT_FRAMEWORK IOKit) |
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find_library(CORE_FOUNDATION_FRAMEWORK CoreFoundation) |
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list(APPEND glfw_LIBRARIES ${COCOA_FRAMEWORK} |
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${OPENGL_gl_LIBRARY} |
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${IOKIT_FRAMEWORK} |
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${CORE_FOUNDATION_FRAMEWORK}) |
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set(GLFW_PKG_DEPS "") |
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set(GLFW_PKG_LIBS "-framework Cocoa -framework OpenGL -framework IOKit -framework CoreFoundation") |
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endif() |
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#-------------------------------------------------------------------- |
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# Export GLFW library dependencies |
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#-------------------------------------------------------------------- |
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set(GLFW_LIBRARIES ${glfw_LIBRARIES} CACHE STRING "Dependencies of GLFW") |
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#-------------------------------------------------------------------- |
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# Choose library output name |
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#-------------------------------------------------------------------- |
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if (BUILD_SHARED_LIBS AND UNIX) |
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# On Unix-like systems, shared libraries can use the soname system. |
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set(GLFW_LIB_NAME glfw) |
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else() |
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set(GLFW_LIB_NAME glfw3) |
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endif() |
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#-------------------------------------------------------------------- |
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# Add subdirectories |
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#-------------------------------------------------------------------- |
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add_subdirectory(src) |
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if (GLFW_BUILD_EXAMPLES) |
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add_subdirectory(examples) |
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endif() |
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if (GLFW_BUILD_TESTS) |
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add_subdirectory(tests) |
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endif() |
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#-------------------------------------------------------------------- |
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# Create generated files |
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#-------------------------------------------------------------------- |
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configure_file(${GLFW_SOURCE_DIR}/docs/Doxyfile.in |
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${GLFW_BINARY_DIR}/docs/Doxyfile @ONLY) |
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configure_file(${GLFW_SOURCE_DIR}/src/config.h.in |
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${GLFW_BINARY_DIR}/src/config.h @ONLY) |
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#-------------------------------------------------------------------- |
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# Install header and documentation |
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# The src directory's CMakeLists.txt file installs the library |
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#-------------------------------------------------------------------- |
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install(DIRECTORY include/GL DESTINATION include |
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FILES_MATCHING PATTERN glfw3.h) |
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if (GLFW_NATIVE_API) |
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install(DIRECTORY include/GL DESTINATION include |
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FILES_MATCHING PATTERN glfw3native.h) |
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endif() |
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install(FILES COPYING.txt readme.html |
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DESTINATION share/doc/glfw-${GLFW_VERSION_FULL}) |
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#-------------------------------------------------------------------- |
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# Create and install pkg-config file on supported platforms |
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#-------------------------------------------------------------------- |
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if (_GLFW_X11_GLX OR _GLFW_COCOA_NSGL) |
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configure_file(${GLFW_SOURCE_DIR}/src/glfw3.pc.in |
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${GLFW_BINARY_DIR}/src/glfw3.pc @ONLY) |
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install(FILES ${GLFW_BINARY_DIR}/src/glfw3.pc |
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DESTINATION lib${LIB_SUFFIX}/pkgconfig) |
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endif() |
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#-------------------------------------------------------------------- |
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# Uninstall operation |
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# Don't generate this target if a higher-level project already has |
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#-------------------------------------------------------------------- |
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if (NOT TARGET uninstall) |
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configure_file(${GLFW_SOURCE_DIR}/cmake_uninstall.cmake.in |
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${GLFW_BINARY_DIR}/cmake_uninstall.cmake IMMEDIATE @ONLY) |
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add_custom_target(uninstall |
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${CMAKE_COMMAND} -P |
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${GLFW_BINARY_DIR}/cmake_uninstall.cmake) |
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endif() |
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