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if ( NOT DEFINED CMAKE_BUILD_TYPE )
set( CMAKE_BUILD_TYPE Release CACHE STRING "Build type" )
endif ()
project (glew)
cmake_minimum_required (VERSION 2.4)
if (COMMAND cmake_policy)
cmake_policy (SET CMP0003 NEW)
endif()
set(CMAKE_DEBUG_POSTFIX d)
option (BUILD_UTILS "utilities" ON)
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)
if (WIN32)
set (GLEW_LIB_NAME glew32)
else ()
set (GLEW_LIB_NAME GLEW)
set (DLL_PREFIX lib)
endif ()
find_package (OpenGL REQUIRED)
set (GLEW_LIBRARIES ${OPENGL_LIBRARIES})
add_definitions (-DGLEW_NO_GLU)
include_directories (${GLEW_DIR}/include)
add_library (glew SHARED ${GLEW_DIR}/src/glew.c)
set_target_properties (glew PROPERTIES COMPILE_DEFINITIONS "GLEW_BUILD" OUTPUT_NAME "${GLEW_LIB_NAME}" PREFIX "${DLL_PREFIX}")
add_library (glew_s STATIC ${GLEW_DIR}/src/glew.c)
set_target_properties (glew_s PROPERTIES COMPILE_DEFINITIONS "GLEW_STATIC" OUTPUT_NAME "${GLEW_LIB_NAME}" PREFIX lib)
target_link_libraries (glew ${GLEW_LIBRARIES})
target_link_libraries (glew_s ${GLEW_LIBRARIES})
add_library(glewmx SHARED ${GLEW_DIR}/src/glew.c )
set_target_properties (glewmx PROPERTIES COMPILE_DEFINITIONS "GLEW_BUILD;GLEW_MX" OUTPUT_NAME "${GLEW_LIB_NAME}mx" PREFIX "${DLL_PREFIX}")
add_library(glewmx_s STATIC ${GLEW_DIR}/src/glew.c )
set_target_properties (glewmx_s PROPERTIES COMPILE_DEFINITIONS "GLEW_STATIC;GLEW_MX" OUTPUT_NAME "${GLEW_LIB_NAME}mx" PREFIX lib)
target_link_libraries (glewmx ${GLEW_LIBRARIES})
target_link_libraries (glewmx_s ${GLEW_LIBRARIES})
if(CMAKE_VERSION VERSION_LESS 2.8.12)
set(MAYBE_EXPORT "")
else()
target_compile_definitions(glew_s INTERFACE "GLEW_STATIC")
target_compile_definitions(glewmx INTERFACE "GLEW_MX")
target_compile_definitions(glewmx_s INTERFACE "GLEW_STATIC;GLEW_MX")
foreach(t glew glew_s glewmx glewmx_s)
target_include_directories(${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 glewmx)
endif()
if(NOT DEFINED BUILD_SHARED_LIBS OR NOT BUILD_SHARED_LIBS)
list(APPEND targets_to_install glew_s glewmx_s)
endif()
install ( TARGETS ${targets_to_install}
${MAYBE_EXPORT}
RUNTIME DESTINATION bin
LIBRARY DESTINATION lib${LIB_SUFFIX}
ARCHIVE DESTINATION lib${LIB_SUFFIX}
)
if (BUILD_UTILS)
add_executable (glewinfo ${GLEW_DIR}/src/glewinfo.c)
target_link_libraries (glewinfo glew)
add_executable (visualinfo ${GLEW_DIR}/src/visualinfo.c)
target_link_libraries (visualinfo glew)
install ( TARGETS glewinfo visualinfo
DESTINATION bin)
endif ()
set (prefix ${CMAKE_INSTALL_PREFIX})
set (exec_prefix \${prefix})
set (libdir \${prefix}/lib)
set (includedir \${prefix}/include)
set (includedir \${prefix}/include)
set (version ${GLEW_VERSION})
set (libname ${GLEW_LIB_NAME})
set (cflags)
set (requireslib glu)
configure_file (${GLEW_DIR}/glew.pc.in ${GLEW_DIR}/glew.pc @ONLY)
set (cflags "-DGLEW_MX")
set (libname ${GLEW_LIB_NAME}mx)
configure_file (${GLEW_DIR}/glew.pc.in ${GLEW_DIR}/glewmx.pc @ONLY)
install(FILES ${GLEW_DIR}/glew.pc ${GLEW_DIR}/glewmx.pc
DESTINATION lib/pkgconfig
)
install (FILES
${GLEW_DIR}/include/GL/wglew.h
${GLEW_DIR}/include/GL/glew.h
${GLEW_DIR}/include/GL/glxew.h
DESTINATION include/GL)
if(MAYBE_EXPORT)
install(EXPORT glew-targets DESTINATION lib/cmake/glew
NAMESPACE GLEW::)
install(FILES
${CMAKE_CURRENT_SOURCE_DIR}/glew-config.cmake
${CMAKE_CURRENT_SOURCE_DIR}/CopyImportedTargetProperties.cmake
DESTINATION lib/cmake/glew)
endif()
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