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glew-cmake/build/cmake/CMakeLists.txt
Danilo Spinella c63cdf976d Add GLEW_EGL in cmake build
2018-12-29 20:21:23 +10:00

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CMake
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if ( NOT DEFINED CMAKE_BUILD_TYPE )
set( CMAKE_BUILD_TYPE Release CACHE STRING "Build type" )
endif ()
project (glew C)
cmake_minimum_required (VERSION 2.8.12)
include(GNUInstallDirs)
if(POLICY CMP0003)
cmake_policy (SET CMP0003 NEW)
endif()
if(POLICY CMP0042)
cmake_policy (SET CMP0042 NEW)
endif()
set(CMAKE_DEBUG_POSTFIX d)
option (BUILD_UTILS "utilities" ON)
option (GLEW_REGAL "Regal mode" OFF)
option (GLEW_OSMESA "OSMesa mode" OFF)
if (APPLE)
option (BUILD_FRAMEWORK "Build Framework bundle for OSX" OFF)
endif ()
set (GLEW_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../..)
# get version from config/version
file (STRINGS ${GLEW_DIR}/config/version _VERSION_MAJOR_STRING REGEX "GLEW_MAJOR[ ]*=[ ]*[0-9]+.*")
string (REGEX REPLACE "GLEW_MAJOR[ ]*=[ ]*([0-9]+)" "\\1" CPACK_PACKAGE_VERSION_MAJOR ${_VERSION_MAJOR_STRING})
file (STRINGS ${GLEW_DIR}/config/version _VERSION_MINOR_STRING REGEX "GLEW_MINOR[ ]*=[ ]*[0-9]+.*")
string (REGEX REPLACE "GLEW_MINOR[ ]*=[ ]*([0-9]+)" "\\1" CPACK_PACKAGE_VERSION_MINOR ${_VERSION_MINOR_STRING})
file (STRINGS ${GLEW_DIR}/config/version _VERSION_PATCH_STRING REGEX "GLEW_MICRO[ ]*=[ ]*[0-9]+.*")
string (REGEX REPLACE "GLEW_MICRO[ ]*=[ ]*([0-9]+)" "\\1" CPACK_PACKAGE_VERSION_PATCH ${_VERSION_PATCH_STRING})
set (GLEW_VERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH})
set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
find_package (OpenGL REQUIRED)
# X11 required when builing visualinfo and glewinfo,
# but not for Windows or Apple OSX platforms
if (BUILD_UTILS AND NOT WIN32 AND NOT APPLE)
find_package (X11)
endif()
if (WIN32)
set (GLEW_LIB_NAME glew32)
else ()
set (GLEW_LIB_NAME GLEW)
set (DLL_PREFIX lib)
endif ()
set (GLEW_LIBRARIES ${OPENGL_LIBRARIES})
add_definitions (-DGLEW_NO_GLU)
#### Regal mode ####
if (GLEW_REGAL)
if (WIN32)
set (REGAL_LIB_NAME regal32)
else ()
set (REGAL_LIB_NAME Regal)
endif ()
add_definitions (-DGLEW_REGAL)
set (GLEW_LIBRARIES ${REGAL_LIB_NAME})
endif ()
#### OSMesa mode ####
if (GLEW_OSMESA)
if (WIN32)
set (OSMESA_LIB_NAME osmesa)
else ()
set (OSMESA_LIB_NAME OSMesa)
endif ()
add_definitions (-DGLEW_OSMESA)
set (GLEW_LIBRARIES ${OSMESA_LIB_NAME} ${OPENGL_LIBRARIES})
set (X11_LIBRARIES)
endif ()
#### EGL ####
if (GLEW_EGL AND UNIX)
add_definitions (-DGLEW_EGL)
if (OpenGL::EGL)
message (FATAL_ERROR "EGL library set but not found.")
endif()
set (GLEW_LIBRARIES ${OPENGL_LIBRARIES} ${OPENGL_egl_LIBRARY})
endif ()
#### GLEW ####
include_directories (${GLEW_DIR}/include)
set (GLEW_PUBLIC_HEADERS_FILES ${GLEW_DIR}/include/GL/wglew.h ${GLEW_DIR}/include/GL/glew.h ${GLEW_DIR}/include/GL/glxew.h)
set (GLEW_SRC_FILES ${GLEW_DIR}/src/glew.c)
if (WIN32)
list (APPEND GLEW_SRC_FILES ${GLEW_DIR}/build/glew.rc)
endif ()
add_library (glew SHARED ${GLEW_PUBLIC_HEADERS_FILES} ${GLEW_SRC_FILES})
set_target_properties (glew PROPERTIES COMPILE_DEFINITIONS "GLEW_BUILD" OUTPUT_NAME "${GLEW_LIB_NAME}" PREFIX "${DLL_PREFIX}"
VERSION ${GLEW_VERSION}
SOVERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR})
add_library (glew_s STATIC ${GLEW_PUBLIC_HEADERS_FILES} ${GLEW_SRC_FILES})
set_target_properties (glew_s PROPERTIES COMPILE_DEFINITIONS "GLEW_STATIC" OUTPUT_NAME "${GLEW_LIB_NAME}" PREFIX lib)
if (MSVC)
# add options from visual studio project
target_compile_definitions (glew PRIVATE "GLEW_BUILD;VC_EXTRALEAN")
target_compile_definitions (glew_s PRIVATE "GLEW_STATIC;VC_EXTRALEAN")
target_link_libraries (glew LINK_PRIVATE -BASE:0x62AA0000)
# kill security checks which are dependent on stdlib
target_compile_options (glew PRIVATE -GS-)
target_compile_options (glew_s PRIVATE -GS-)
# remove stdlib dependency
target_link_libraries (glew LINK_PRIVATE -nodefaultlib -noentry)
string(REGEX REPLACE "/RTC(su|[1su])" "" CMAKE_C_FLAGS_DEBUG ${CMAKE_C_FLAGS_DEBUG})
elseif (WIN32 AND ((CMAKE_C_COMPILER_ID MATCHES "GNU") OR (CMAKE_C_COMPILER_ID MATCHES "Clang")))
# remove stdlib dependency on windows with GCC and Clang (for similar reasons
# as to MSVC - to allow it to be used with any Windows compiler)
target_compile_options (glew PRIVATE -fno-builtin -fno-stack-protector)
target_compile_options (glew_s PRIVATE -fno-builtin -fno-stack-protector)
target_link_libraries (glew LINK_PRIVATE -nostdlib)
endif ()
if (BUILD_FRAMEWORK)
set_target_properties(glew PROPERTIES
FRAMEWORK TRUE
FRAMEWORK_VERSION ${GLEW_VERSION}
MACOSX_FRAMEWORK_IDENTIFIER net.sourceforge.glew
MACOSX_FRAMEWORK_SHORT_VERSION_STRING ${GLEW_VERSION}
MACOSX_FRAMEWORK_BUNDLE_VERSION ${GLEW_VERSION}
XCODE_ATTRIBUTE_INSTALL_PATH "@rpath"
PUBLIC_HEADER "${GLEW_PUBLIC_HEADERS_FILES}"
OUTPUT_NAME GLEW
)
endif()
target_link_libraries (glew LINK_PUBLIC ${GLEW_LIBRARIES})
target_link_libraries (glew_s ${GLEW_LIBRARIES})
if(CMAKE_VERSION VERSION_LESS 2.8.12)
set(MAYBE_EXPORT "")
else()
target_compile_definitions(glew_s INTERFACE "GLEW_STATIC")
foreach(t glew glew_s)
target_include_directories(${t} PUBLIC $<INSTALL_INTERFACE:include>)
endforeach()
set(MAYBE_EXPORT EXPORT glew-targets)
endif()
set(targets_to_install "")
if(NOT DEFINED BUILD_SHARED_LIBS OR BUILD_SHARED_LIBS)
list(APPEND targets_to_install glew)
endif()
if(NOT DEFINED BUILD_SHARED_LIBS OR NOT BUILD_SHARED_LIBS)
list(APPEND targets_to_install glew_s)
endif()
install ( TARGETS ${targets_to_install}
${MAYBE_EXPORT}
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
FRAMEWORK DESTINATION ${CMAKE_INSTALL_PREFIX}
)
if (BUILD_UTILS)
set (GLEWINFO_SRC_FILES ${GLEW_DIR}/src/glewinfo.c)
if (WIN32)
list (APPEND GLEWINFO_SRC_FILES ${GLEW_DIR}/build/glewinfo.rc)
endif ()
add_executable (glewinfo ${GLEWINFO_SRC_FILES})
target_link_libraries (glewinfo glew)
if (NOT WIN32)
target_link_libraries(glewinfo ${X11_LIBRARIES})
endif ()
set (VISUALINFO_SRC_FILES ${GLEW_DIR}/src/visualinfo.c)
if (WIN32)
list (APPEND VISUALINFO_SRC_FILES ${GLEW_DIR}/build/visualinfo.rc)
endif ()
add_executable (visualinfo ${VISUALINFO_SRC_FILES})
target_link_libraries (visualinfo glew)
if (NOT WIN32)
target_link_libraries(visualinfo ${X11_LIBRARIES})
endif ()
install ( TARGETS glewinfo visualinfo
DESTINATION ${CMAKE_INSTALL_BINDIR})
endif ()
set (prefix ${CMAKE_INSTALL_PREFIX})
set (exec_prefix ${CMAKE_INSTALL_PREFIX})
set (libdir ${CMAKE_INSTALL_FULL_LIBDIR})
set (includedir ${CMAKE_INSTALL_FULL_INCLUDEDIR})
set (version ${GLEW_VERSION})
set (libname ${GLEW_LIB_NAME})
set (cflags)
set (requireslib glu)
# Mac OSX has no glu.pc unless optional X11/GLX is installed
if (APPLE)
set (requireslib)
endif ()
configure_file (${GLEW_DIR}/glew.pc.in ${GLEW_DIR}/glew.pc @ONLY)
install(FILES ${GLEW_DIR}/glew.pc
DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
)
if(WIN32 AND MSVC AND (NOT MSVC_VERSION LESS 1600) AND (NOT CMAKE_VERSION VERSION_LESS "3.1"))
install(
FILES $<TARGET_PDB_FILE:glew>
DESTINATION ${CMAKE_INSTALL_LIBDIR}
CONFIGURATIONS Debug RelWithDebInfo
)
endif()
install (FILES
${GLEW_DIR}/include/GL/wglew.h
${GLEW_DIR}/include/GL/glew.h
${GLEW_DIR}/include/GL/glxew.h
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/GL)
if(MAYBE_EXPORT)
install(EXPORT glew-targets DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/glew
NAMESPACE GLEW::)
install(FILES
${CMAKE_CURRENT_SOURCE_DIR}/glew-config.cmake
${CMAKE_CURRENT_SOURCE_DIR}/CopyImportedTargetProperties.cmake
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/glew)
endif()
if(NOT TARGET uninstall)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
IMMEDIATE @ONLY)
add_custom_target(uninstall
COMMAND ${CMAKE_COMMAND} -P
${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
endif()
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