cmake: include -ldl via cmake built-in var

This does two things:
1. fixes clang build, which otherwise errors with undefined symbol
'dlsym'.
2. simplifies the cmake script, delegating to cmake to figure
   out platform-specific flags for linking against the dl library.
This commit is contained in:
redfish 2016-07-10 18:57:53 -04:00
parent fa85cd845f
commit f4b35aeafd

View file

@ -455,10 +455,7 @@ elseif(NOT MSVC)
set(EXTRA_LIBRARIES ${RT})
endif()
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT MINGW)
find_library(DL dl)
set(EXTRA_LIBRARIES ${DL})
endif()
list(APPEND EXTRA_LIBRARIES ${CMAKE_DL_LIBS})
include(version.cmake)