|
| 1 | +if ( NOT DEFINED CMAKE_BUILD_TYPE ) |
| 2 | + set( CMAKE_BUILD_TYPE Release CACHE STRING "Build type" ) |
| 3 | +endif () |
| 4 | + |
| 5 | +project (glew) |
| 6 | + |
| 7 | +cmake_minimum_required (VERSION 2.8.12) |
| 8 | + |
| 9 | +include(GNUInstallDirs) |
| 10 | + |
| 11 | +if (COMMAND cmake_policy) |
| 12 | + cmake_policy (SET CMP0003 NEW) |
| 13 | + cmake_policy (SET CMP0042 NEW) |
| 14 | +endif() |
| 15 | + |
| 16 | +set(CMAKE_DEBUG_POSTFIX d) |
| 17 | + |
| 18 | +option (BUILD_UTILS "utilities" ON) |
| 19 | +option (GLEW_REGAL "Regal mode" OFF) |
| 20 | +option (GLEW_OSMESA "OSMesa mode" OFF) |
| 21 | +if (APPLE) |
| 22 | + option (BUILD_FRAMEWORK "Build Framework bundle for OSX" OFF) |
| 23 | +endif () |
| 24 | + |
| 25 | +set (GLEW_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../..) |
| 26 | + |
| 27 | +# get version from config/version |
| 28 | +file (STRINGS ${GLEW_DIR}/config/version _VERSION_MAJOR_STRING REGEX "GLEW_MAJOR[ ]*=[ ]*[0-9]+.*") |
| 29 | +string (REGEX REPLACE "GLEW_MAJOR[ ]*=[ ]*([0-9]+)" "\\1" CPACK_PACKAGE_VERSION_MAJOR ${_VERSION_MAJOR_STRING}) |
| 30 | +file (STRINGS ${GLEW_DIR}/config/version _VERSION_MINOR_STRING REGEX "GLEW_MINOR[ ]*=[ ]*[0-9]+.*") |
| 31 | +string (REGEX REPLACE "GLEW_MINOR[ ]*=[ ]*([0-9]+)" "\\1" CPACK_PACKAGE_VERSION_MINOR ${_VERSION_MINOR_STRING}) |
| 32 | +file (STRINGS ${GLEW_DIR}/config/version _VERSION_PATCH_STRING REGEX "GLEW_MICRO[ ]*=[ ]*[0-9]+.*") |
| 33 | +string (REGEX REPLACE "GLEW_MICRO[ ]*=[ ]*([0-9]+)" "\\1" CPACK_PACKAGE_VERSION_PATCH ${_VERSION_PATCH_STRING}) |
| 34 | +set (GLEW_VERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}) |
| 35 | + |
| 36 | +set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib) |
| 37 | +set (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib) |
| 38 | +set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin) |
| 39 | + |
| 40 | +find_package (OpenGL REQUIRED) |
| 41 | + |
| 42 | +# X11 required when builing visualinfo and glewinfo, |
| 43 | +# but not for Windows or Apple OSX platforms |
| 44 | +if (BUILD_UTILS AND NOT WIN32 AND NOT APPLE) |
| 45 | + find_package (X11) |
| 46 | +endif() |
| 47 | + |
| 48 | +if (WIN32) |
| 49 | + set (GLEW_LIB_NAME glew32) |
| 50 | +else () |
| 51 | + set (GLEW_LIB_NAME GLEW) |
| 52 | + set (DLL_PREFIX lib) |
| 53 | +endif () |
| 54 | + |
| 55 | +set (GLEW_LIBRARIES ${OPENGL_LIBRARIES}) |
| 56 | + |
| 57 | +add_definitions (-DGLEW_NO_GLU) |
| 58 | + |
| 59 | +#### Regal mode #### |
| 60 | + |
| 61 | +if (GLEW_REGAL) |
| 62 | + if (WIN32) |
| 63 | + set (REGAL_LIB_NAME regal32) |
| 64 | + else () |
| 65 | + set (REGAL_LIB_NAME Regal) |
| 66 | + endif () |
| 67 | + add_definitions (-DGLEW_REGAL) |
| 68 | + set (GLEW_LIBRARIES ${REGAL_LIB_NAME}) |
| 69 | +endif () |
| 70 | + |
| 71 | +#### OSMesa mode #### |
| 72 | + |
| 73 | +if (GLEW_OSMESA) |
| 74 | + if (WIN32) |
| 75 | + set (OSMESA_LIB_NAME osmesa) |
| 76 | + else () |
| 77 | + set (OSMESA_LIB_NAME OSMesa) |
| 78 | + endif () |
| 79 | + add_definitions (-DGLEW_OSMESA) |
| 80 | + set (GLEW_LIBRARIES ${OSMESA_LIB_NAME} ${OPENGL_LIBRARIES}) |
| 81 | + set (X11_LIBRARIES) |
| 82 | +endif () |
| 83 | + |
| 84 | +#### GLEW #### |
| 85 | + |
| 86 | +include_directories (${GLEW_DIR}/include) |
| 87 | + |
| 88 | +set (GLEW_PUBLIC_HEADERS_FILES ${GLEW_DIR}/include/GL/wglew.h ${GLEW_DIR}/include/GL/glew.h ${GLEW_DIR}/include/GL/glxew.h) |
| 89 | +set (GLEW_SRC_FILES ${GLEW_DIR}/src/glew.c) |
| 90 | + |
| 91 | +if (WIN32) |
| 92 | + list (APPEND GLEW_SRC_FILES ${GLEW_DIR}/build/glew.rc) |
| 93 | +endif () |
| 94 | + |
| 95 | +add_library (glew SHARED ${GLEW_PUBLIC_HEADERS_FILES} ${GLEW_SRC_FILES}) |
| 96 | +set_target_properties (glew PROPERTIES COMPILE_DEFINITIONS "GLEW_BUILD" OUTPUT_NAME "${GLEW_LIB_NAME}" PREFIX "${DLL_PREFIX}" |
| 97 | + VERSION ${GLEW_VERSION} |
| 98 | + SOVERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}) |
| 99 | +add_library (glew_s STATIC ${GLEW_PUBLIC_HEADERS_FILES} ${GLEW_SRC_FILES}) |
| 100 | +set_target_properties (glew_s PROPERTIES COMPILE_DEFINITIONS "GLEW_STATIC" OUTPUT_NAME "${GLEW_LIB_NAME}" PREFIX lib) |
| 101 | + |
| 102 | +if (MSVC) |
| 103 | + # add options from visual studio project |
| 104 | + target_compile_definitions (glew PRIVATE "GLEW_BUILD;VC_EXTRALEAN") |
| 105 | + target_compile_definitions (glew_s PRIVATE "GLEW_STATIC;VC_EXTRALEAN") |
| 106 | + target_link_libraries (glew LINK_PRIVATE -BASE:0x62AA0000) |
| 107 | + # kill security checks which are dependent on stdlib |
| 108 | + target_compile_options (glew PRIVATE -GS-) |
| 109 | + target_compile_options (glew_s PRIVATE -GS-) |
| 110 | + # remove stdlib dependency |
| 111 | + target_link_libraries (glew LINK_PRIVATE -nodefaultlib -noentry) |
| 112 | + string(REGEX REPLACE "/RTC(su|[1su])" "" CMAKE_C_FLAGS_DEBUG ${CMAKE_C_FLAGS_DEBUG}) |
| 113 | +elseif (WIN32 AND ((CMAKE_C_COMPILER_ID MATCHES "GNU") OR (CMAKE_C_COMPILER_ID MATCHES "Clang"))) |
| 114 | + # remove stdlib dependency on windows with GCC and Clang (for similar reasons |
| 115 | + # as to MSVC - to allow it to be used with any Windows compiler) |
| 116 | + target_compile_options (glew PRIVATE -fno-builtin -fno-stack-protector) |
| 117 | + target_compile_options (glew_s PRIVATE -fno-builtin -fno-stack-protector) |
| 118 | + target_link_libraries (glew LINK_PRIVATE -nostdlib) |
| 119 | +endif () |
| 120 | + |
| 121 | +if (BUILD_FRAMEWORK) |
| 122 | + set_target_properties(glew PROPERTIES |
| 123 | + FRAMEWORK TRUE |
| 124 | + FRAMEWORK_VERSION ${GLEW_VERSION} |
| 125 | + MACOSX_FRAMEWORK_IDENTIFIER net.sourceforge.glew |
| 126 | + MACOSX_FRAMEWORK_SHORT_VERSION_STRING ${GLEW_VERSION} |
| 127 | + MACOSX_FRAMEWORK_BUNDLE_VERSION ${GLEW_VERSION} |
| 128 | + XCODE_ATTRIBUTE_INSTALL_PATH "@rpath" |
| 129 | + PUBLIC_HEADER "${GLEW_PUBLIC_HEADERS_FILES}" |
| 130 | + OUTPUT_NAME GLEW |
| 131 | + ) |
| 132 | +endif() |
| 133 | + |
| 134 | +target_link_libraries (glew LINK_PUBLIC ${GLEW_LIBRARIES}) |
| 135 | +target_link_libraries (glew_s ${GLEW_LIBRARIES}) |
| 136 | + |
| 137 | +if(CMAKE_VERSION VERSION_LESS 2.8.12) |
| 138 | + set(MAYBE_EXPORT "") |
| 139 | +else() |
| 140 | + target_compile_definitions(glew_s INTERFACE "GLEW_STATIC") |
| 141 | + foreach(t glew glew_s) |
| 142 | + target_include_directories(${t} PUBLIC $<INSTALL_INTERFACE:include>) |
| 143 | + endforeach() |
| 144 | + set(MAYBE_EXPORT EXPORT glew-targets) |
| 145 | +endif() |
| 146 | + |
| 147 | +set(targets_to_install "") |
| 148 | +if(NOT DEFINED BUILD_SHARED_LIBS OR BUILD_SHARED_LIBS) |
| 149 | + list(APPEND targets_to_install glew) |
| 150 | +endif() |
| 151 | + |
| 152 | +if(NOT DEFINED BUILD_SHARED_LIBS OR NOT BUILD_SHARED_LIBS) |
| 153 | + list(APPEND targets_to_install glew_s) |
| 154 | +endif() |
| 155 | + |
| 156 | +install ( TARGETS ${targets_to_install} |
| 157 | + ${MAYBE_EXPORT} |
| 158 | + RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} |
| 159 | + LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} |
| 160 | + ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} |
| 161 | + FRAMEWORK DESTINATION ${CMAKE_INSTALL_PREFIX} |
| 162 | +) |
| 163 | + |
| 164 | +if (BUILD_UTILS) |
| 165 | + set (GLEWINFO_SRC_FILES ${GLEW_DIR}/src/glewinfo.c) |
| 166 | + if (WIN32) |
| 167 | + list (APPEND GLEWINFO_SRC_FILES ${GLEW_DIR}/build/glewinfo.rc) |
| 168 | + endif () |
| 169 | + add_executable (glewinfo ${GLEWINFO_SRC_FILES}) |
| 170 | + target_link_libraries (glewinfo glew) |
| 171 | + if (NOT WIN32) |
| 172 | + target_link_libraries(glewinfo ${X11_LIBRARIES}) |
| 173 | + endif () |
| 174 | + |
| 175 | + set (VISUALINFO_SRC_FILES ${GLEW_DIR}/src/visualinfo.c) |
| 176 | + if (WIN32) |
| 177 | + list (APPEND VISUALINFO_SRC_FILES ${GLEW_DIR}/build/visualinfo.rc) |
| 178 | + endif () |
| 179 | + add_executable (visualinfo ${VISUALINFO_SRC_FILES}) |
| 180 | + target_link_libraries (visualinfo glew) |
| 181 | + if (NOT WIN32) |
| 182 | + target_link_libraries(visualinfo ${X11_LIBRARIES}) |
| 183 | + endif () |
| 184 | + |
| 185 | + install ( TARGETS glewinfo visualinfo |
| 186 | + DESTINATION ${CMAKE_INSTALL_BINDIR}) |
| 187 | +endif () |
| 188 | + |
| 189 | +set (prefix ${CMAKE_INSTALL_PREFIX}) |
| 190 | +set (exec_prefix ${CMAKE_INSTALL_PREFIX}) |
| 191 | +set (libdir ${CMAKE_INSTALL_FULL_LIBDIR}) |
| 192 | +set (includedir ${CMAKE_INSTALL_FULL_INCLUDEDIR}) |
| 193 | +set (version ${GLEW_VERSION}) |
| 194 | +set (libname ${GLEW_LIB_NAME}) |
| 195 | +set (cflags) |
| 196 | +set (requireslib glu) |
| 197 | + |
| 198 | +# Mac OSX has no glu.pc unless optional X11/GLX is installed |
| 199 | +if (APPLE) |
| 200 | + set (requireslib) |
| 201 | +endif () |
| 202 | + |
| 203 | +configure_file (${GLEW_DIR}/glew.pc.in ${GLEW_DIR}/glew.pc @ONLY) |
| 204 | + |
| 205 | +install(FILES ${GLEW_DIR}/glew.pc |
| 206 | + DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig |
| 207 | +) |
| 208 | + |
| 209 | +if(WIN32 AND MSVC AND (NOT MSVC_VERSION LESS 1600) AND (NOT CMAKE_VERSION VERSION_LESS "3.1")) |
| 210 | + install( |
| 211 | + FILES $<TARGET_PDB_FILE:glew> |
| 212 | + DESTINATION ${CMAKE_INSTALL_LIBDIR} |
| 213 | + CONFIGURATIONS Debug RelWithDebInfo |
| 214 | + ) |
| 215 | +endif() |
| 216 | + |
| 217 | +install (FILES |
| 218 | + ${GLEW_DIR}/include/GL/wglew.h |
| 219 | + ${GLEW_DIR}/include/GL/glew.h |
| 220 | + ${GLEW_DIR}/include/GL/glxew.h |
| 221 | + DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/GL) |
| 222 | + |
| 223 | +if(MAYBE_EXPORT) |
| 224 | + install(EXPORT glew-targets DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/glew |
| 225 | + NAMESPACE GLEW::) |
| 226 | + install(FILES |
| 227 | + ${CMAKE_CURRENT_SOURCE_DIR}/glew-config.cmake |
| 228 | + ${CMAKE_CURRENT_SOURCE_DIR}/CopyImportedTargetProperties.cmake |
| 229 | + DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/glew) |
| 230 | +endif() |
| 231 | + |
| 232 | +if(NOT TARGET uninstall) |
| 233 | + configure_file( |
| 234 | + ${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in |
| 235 | + ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake |
| 236 | + IMMEDIATE @ONLY) |
| 237 | + |
| 238 | + add_custom_target(uninstall |
| 239 | + COMMAND ${CMAKE_COMMAND} -P |
| 240 | + ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake) |
| 241 | +endif() |
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