Add soname to LLVM shared library on Linux. Probably the same stuff i…

…s necessary for *BSD.

Patch from Mageia!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153324 91177308-0d34-0410-b5e6-96231b3b80d8

tools/llvm-shlib/Makefile

@@ -72,6 +72,8 @@ endif
 ifeq ($(HOST_OS),Linux)
     # Don't allow unresolved symbols.
     LLVMLibsOptions += -Wl,--no-undefined
+    # Add soname to the library.
+    LLVMLibsOptions += -Wl,--soname,lib$(LIBRARYNAME)$(SHLIBEXT)
 endif
 
 ifeq ($(HOST_OS),SunOS)