replace dl library with CMAKE_DL_LIBS

Some platforms do not have -ldl, specifically in this case freebsd.
The CMAKE_DL_LIBS is part of standard cmake and is supported
in the cmake_minimum_required() in the top level CMakeLists.txt
CMAKE_DL_LIBS will be -ldl on platforms that support it, or empty.
This commit is contained in:
Josh Blum 2017-03-14 12:58:54 -07:00
parent 4403634bef
commit 7dc24a2561

View File

@ -85,7 +85,7 @@ else (CYGWIN)
# Standard 'must be' defines
if (APPLE)
add_definitions( -DPOCO_HAVE_IPv6 -DPOCO_NO_STAT64)
set(SYSLIBS dl)
set(SYSLIBS ${CMAKE_DL_LIBS})
else (APPLE)
add_definitions( -D_REENTRANT -D_THREAD_SAFE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 )
if (QNX)
@ -93,7 +93,7 @@ else (CYGWIN)
set(SYSLIBS m socket)
else (QNX)
add_definitions( -D_XOPEN_SOURCE=500 -DPOCO_HAVE_FD_EPOLL)
set(SYSLIBS pthread dl rt)
set(SYSLIBS pthread ${CMAKE_DL_LIBS} rt)
endif (QNX)
endif (APPLE)
endif(UNIX AND NOT ANDROID )
@ -103,7 +103,7 @@ if (CMAKE_SYSTEM MATCHES "SunOS")
add_definitions( -DPOCO_OS_FAMILY_UNIX )
# Standard 'must be' defines
add_definitions( -D_XOPEN_SOURCE=500 -D_REENTRANT -D_THREAD_SAFE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 )
set(SYSLIBS pthread socket xnet nsl resolv rt dl)
set(SYSLIBS pthread socket xnet nsl resolv rt ${CMAKE_DL_LIBS})
endif(CMAKE_SYSTEM MATCHES "SunOS")
if (CMAKE_COMPILER_IS_MINGW)