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CMake: Use libdl only when available. Fixes build on FreeBSD.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72311 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Oscar Fuentes 2009-05-23 02:37:24 +00:00
parent 2ddb6f1440
commit db917fe8aa
2 changed files with 4 additions and 1 deletions
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1
cmake/config-ix.cmake
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@ -42,6 +42,7 @@ check_include_file(windows.h HAVE_WINDOWS_H)
# library checks # library checks
include(CheckLibraryExists) include(CheckLibraryExists)
check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD) check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
check_library_exists(dl dlopen "" HAVE_LIBDL)
# function checks # function checks
include(CheckSymbolExists) include(CheckSymbolExists)

4
cmake/modules/AddLLVM.cmake
View File

@ -33,7 +33,9 @@ macro(add_llvm_executable name)
if( MINGW ) if( MINGW )
target_link_libraries(${name} imagehlp psapi) target_link_libraries(${name} imagehlp psapi)
elseif( CMAKE_HOST_UNIX ) elseif( CMAKE_HOST_UNIX )
target_link_libraries(${name} dl) if( HAVE_LIBDL )
target_link_libraries(${name} dl)
endif()
if( LLVM_ENABLE_THREADS AND HAVE_LIBPTHREAD ) if( LLVM_ENABLE_THREADS AND HAVE_LIBPTHREAD )
target_link_libraries(${name} pthread) target_link_libraries(${name} pthread)
endif() endif()