Line data    Source code

       1             : /* Return second macro parameter.
       2             :    Copyright (C) 2005, 2014 Red Hat, Inc.
       3             :    This file is part of elfutils.
       4             :    Written by Ulrich Drepper <drepper@redhat.com>, 2005.
       5             : 
       6             :    This file is free software; you can redistribute it and/or modify
       7             :    it under the terms of either
       8             : 
       9             :      * the GNU Lesser General Public License as published by the Free
      10             :        Software Foundation; either version 3 of the License, or (at
      11             :        your option) any later version
      12             : 
      13             :    or
      14             : 
      15             :      * the GNU General Public License as published by the Free
      16             :        Software Foundation; either version 2 of the License, or (at
      17             :        your option) any later version
      18             : 
      19             :    or both in parallel, as here.
      20             : 
      21             :    elfutils is distributed in the hope that it will be useful, but
      22             :    WITHOUT ANY WARRANTY; without even the implied warranty of
      23             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      24             :    General Public License for more details.
      25             : 
      26             :    You should have received copies of the GNU General Public License and
      27             :    the GNU Lesser General Public License along with this program.  If
      28             :    not, see <http://www.gnu.org/licenses/>.  */
      29             : 
      30             : #ifdef HAVE_CONFIG_H
      31             : # include <config.h>
      32             : #endif
      33             : 
      34             : #include "libdwP.h"
      35             : 
      36             : 
      37             : int
      38         638 : dwarf_macro_param2 (Dwarf_Macro *macro, Dwarf_Word *paramp, const char **strp)
      39             : {
      40         638 :   if (macro == NULL)
      41             :     return -1;
      42             : 
      43         638 :   Dwarf_Attribute param;
      44         638 :   if (dwarf_macro_param (macro, 1, &param) != 0)
      45             :     return -1;
      46             : 
      47        1276 :   if (param.form == DW_FORM_string
      48         638 :       || param.form == DW_FORM_strp)
      49             :     {
      50         625 :       *strp = dwarf_formstring (&param);
      51         625 :       return 0;
      52             :     }
      53             :   else
      54          13 :     return dwarf_formudata (&param, paramp);
      55             : }