ddnet/cmake/FindGLEW.cmake
heinrich5991 94818ec1f0 Try to find external GLEW, pnglite and Wavpack
Allow for newer versions of Wavpack, fixes #1023.

Fixes #1016.
2018-02-12 23:29:45 +01:00

30 lines
905 B
CMake

if(NOT PREFER_BUNDLED_LIBS)
set(CMAKE_MODULE_PATH ${ORIGINAL_CMAKE_MODULE_PATH})
find_package(GLEW)
set(CMAKE_MODULE_PATH ${OWN_CMAKE_MODULE_PATH})
if(GLEW_FOUND)
set(GLEW_BUNDLED OFF)
set(GLEW_DEP)
endif()
endif()
if(NOT GLEW_FOUND)
set(GLEW_FOUND ON)
set(GLEW_BUNDLED ON)
set(GLEW_SRC_DIR src/engine/external/glew)
set_glob(GLEW_SRC GLOB ${GLEW_SRC_DIR} glew.c)
set_glob(GLEW_INCLUDES GLOB ${GLEW_SRC_DIR}/GL eglew.h glew.h glxew.h wglew.h)
add_library(glew EXCLUDE_FROM_ALL OBJECT ${GLEW_SRC} ${GLEW_INCLUDES})
set(GLEW_INCLUDEDIR ${GLEW_SRC_DIR})
target_include_directories(glew PRIVATE ${GLEW_INCLUDEDIR})
set(GLEW_DEP $<TARGET_OBJECTS:glew>)
set(GLEW_INCLUDE_DIRS ${GLEW_INCLUDEDIR})
set(GLEW_LIBRARIES)
list(APPEND TARGETS_DEP glew)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(GLEW DEFAULT_MSG GLEW_INCLUDEDIR)
endif()