commit 86497929a84755f044d72dac45f945b187afe8b8
author Brian Silverman <bsilver16384@gmail.com> Sat Feb 10 19:28:39 2018 -0500
committer Brian Silverman <bsilver16384@gmail.com> Sat Feb 10 19:28:39 2018 -0500
tree 6aa9cca6e04514cbc45d88f96a873cc6a4767472

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

Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4

libdw/dwarf_macro_param2.c

diff --git a/libdw/dwarf_macro_param2.c b/libdw/dwarf_macro_param2.c
new file mode 100644
index 0000000..cc902c9
--- /dev/null
+++ b/libdw/dwarf_macro_param2.c
@@ -0,0 +1,55 @@
+/* Return second macro parameter.
+   Copyright (C) 2005, 2014 Red Hat, Inc.
+   This file is part of elfutils.
+   Written by Ulrich Drepper <drepper@redhat.com>, 2005.
+
+   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 "libdwP.h"
+
+
+int
+dwarf_macro_param2 (Dwarf_Macro *macro, Dwarf_Word *paramp, const char **strp)
+{
+  if (macro == NULL)
+    return -1;
+
+  Dwarf_Attribute param;
+  if (dwarf_macro_param (macro, 1, &param) != 0)
+    return -1;
+
+  if (param.form == DW_FORM_string
+      || param.form == DW_FORM_strp)
+    {
+      *strp = dwarf_formstring (&param);
+      return 0;
+    }
+  else
+    return dwarf_formudata (&param, paramp);
+}