Added symbol linkage support for GNU unique linkage types (#209)

* Added symbol linkage support for GNU unique linkage types * Added define guards around STB_GNU_UNIQUE
dyninst · Oct 19, 2016 · a8252fd · a8252fd
1 parent 85c4fc2
commit a8252fd
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Showing 3 changed files with 8 additions and 1 deletion.
diff --git a/symtabAPI/h/Symbol.h b/symtabAPI/h/Symbol.h
@@ -130,7 +130,8 @@ class SYMTAB_EXPORT Symbol : public Serializable,
       SL_UNKNOWN,
       SL_GLOBAL,
       SL_LOCAL,
-      SL_WEAK
+      SL_WEAK,
+      SL_UNIQUE
    };
 
    static const char *symbolLinkage2Str(SymbolLinkage t);

diff --git a/symtabAPI/src/Object-elf.C b/symtabAPI/src/Object-elf.C
@@ -1861,6 +1861,9 @@ static Symbol::SymbolLinkage pdelf_linkage(int elf_binding)
         case STB_LOCAL:  return Symbol::SL_LOCAL;
         case STB_WEAK:   return Symbol::SL_WEAK;
         case STB_GLOBAL: return Symbol::SL_GLOBAL;
+#if defined(STB_GNU_UNIQUE)        
+        case STB_GNU_UNIQUE: return Symbol::SL_UNIQUE;
+#endif
     }
     return Symbol::SL_UNKNOWN;
 }

diff --git a/symtabAPI/src/emitElf.C b/symtabAPI/src/emitElf.C
@@ -225,6 +225,9 @@ static int elfSymBind(Symbol::SymbolLinkage sLinkage)
   case Symbol::SL_LOCAL: return STB_LOCAL;
   case Symbol::SL_WEAK: return STB_WEAK;
   case Symbol::SL_GLOBAL: return STB_GLOBAL;
+#if defined(STB_GNU_UNIQUE)
+  case Symbol::SL_UNIQUE: return STB_GNU_UNIQUE;
+#endif
   default: return STB_LOPROC;
   }
 }