Squashed 'third_party/elfutils/' content from commit 555e15e

Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/libebl/eblsymbolbindingname.c b/libebl/eblsymbolbindingname.c
new file mode 100644
index 0000000..9797425
--- /dev/null
+++ b/libebl/eblsymbolbindingname.c
@@ -0,0 +1,74 @@
+/* Return symbol binding name.
+   Copyright (C) 2001, 2002, 2009 Red Hat, Inc.
+   This file is part of elfutils.
+   Written by Ulrich Drepper <drepper@redhat.com>, 2001.
+
+   This file is free software; you can redistribute it and/or modify
+   it under the terms of either
+
+     * the GNU Lesser General Public License as published by the Free
+       Software Foundation; either version 3 of the License, or (at
+       your option) any later version
+
+   or
+
+     * the GNU General Public License as published by the Free
+       Software Foundation; either version 2 of the License, or (at
+       your option) any later version
+
+   or both in parallel, as here.
+
+   elfutils is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received copies of the GNU General Public License and
+   the GNU Lesser General Public License along with this program.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdio.h>
+#include <libeblP.h>
+
+
+const char *
+ebl_symbol_binding_name (Ebl *ebl, int binding, char *buf, size_t len)
+{
+  const char *res;
+
+  res = ebl != NULL ? ebl->symbol_type_name (binding, buf, len) : NULL;
+  if (res == NULL)
+    {
+      static const char *stb_names[STB_NUM] =
+	{
+	  "LOCAL", "GLOBAL", "WEAK"
+	};
+
+      /* Standard binding?  */
+      if (binding < STB_NUM)
+	res = stb_names[binding];
+      else
+	{
+	  char *ident;
+
+	  if (binding >= STB_LOPROC && binding <= STB_HIPROC)
+	    snprintf (buf, len, "LOPROC+%d", binding - STB_LOPROC);
+	  else if (binding == STB_GNU_UNIQUE
+		   && (ident = elf_getident (ebl->elf, NULL)) != NULL
+		   && ident[EI_OSABI] == ELFOSABI_LINUX)
+	    return "GNU_UNIQUE";
+	  else if (binding >= STB_LOOS && binding <= STB_HIOS)
+	    snprintf (buf, len, "LOOS+%d", binding - STB_LOOS);
+	  else
+	    snprintf (buf, len, gettext ("<unknown>: %d"), binding);
+
+	  res = buf;
+	}
+    }
+
+  return res;
+}