diff options
Diffstat (limited to 'glew/build/cmake/glew-config.cmake')
-rw-r--r-- | glew/build/cmake/glew-config.cmake | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/glew/build/cmake/glew-config.cmake b/glew/build/cmake/glew-config.cmake new file mode 100644 index 0000000..0b79c0b --- /dev/null +++ b/glew/build/cmake/glew-config.cmake @@ -0,0 +1,60 @@ +# This config-module creates the following import libraries: +# +# - GLEW::glew shared lib +# - GLEW::glew_s static lib +# +# Additionally GLEW::GLEW will be created as an +# copy of either the shared (default) or the static libs. +# +# Dependending on the setting of BUILD_SHARED_LIBS at GLEW build time +# either the static or shared versions may not be available. +# +# Set GLEW_USE_STATIC_LIBS to OFF or ON to force using the shared +# or static lib for GLEW::GLEW +# + +include(${CMAKE_CURRENT_LIST_DIR}/glew-targets.cmake) +include(${CMAKE_CURRENT_LIST_DIR}/CopyImportedTargetProperties.cmake) + +# decide which import library (glew/glew_s) +# needs to be copied to GLEW::GLEW +set(_glew_target_postfix "") +set(_glew_target_type SHARED) +if(DEFINED GLEW_USE_STATIC_LIBS) + # if defined, use only static or shared + if(GLEW_USE_STATIC_LIBS) + set(_glew_target_postfix "_s") + endif() + # else use static only if no shared +elseif(NOT TARGET GLEW::glew AND TARGET GLEW::glew_s) + set(_glew_target_postfix "_s") +endif() +if(_glew_target_postfix STREQUAL "") + set(_glew_target_type SHARED) +else() + set(_glew_target_type STATIC) +endif() + +# CMake doesn't allow creating ALIAS lib for an IMPORTED lib +# so create imported ones and copy the properties +foreach(_glew_target glew) + set(_glew_src_target "GLEW::${_glew_target}${_glew_target_postfix}") + string(TOUPPER "GLEW::${_glew_target}" _glew_dest_target) + if(TARGET ${_glew_dest_target}) + get_target_property(_glew_previous_src_target ${_glew_dest_target} + _GLEW_SRC_TARGET) + if(NOT _glew_previous_src_target STREQUAL _glew_src_target) + message(FATAL_ERROR "find_package(GLEW) was called the second time with " + "different GLEW_USE_STATIC_LIBS setting. Previously, " + "`glew-config.cmake` created ${_glew_dest_target} as a copy of " + "${_glew_previous_src_target}. Now it attempted to copy it from " + "${_glew_src_target}. ") + endif() + else() + add_library(${_glew_dest_target} ${_glew_target_type} IMPORTED) + # message(STATUS "add_library(${_glew_dest_target} ${_glew_target_type} IMPORTED)") + copy_imported_target_properties(${_glew_src_target} ${_glew_dest_target}) + set_target_properties(${_glew_dest_target} PROPERTIES + _GLEW_SRC_TARGET ${_glew_src_target}) + endif() +endforeach() |