Line data    Source code

       1             : /* Fetch source line info for CU.
       2             :    Copyright (C) 2005, 2006 Red Hat, Inc.
       3             :    This file is part of elfutils.
       4             : 
       5             :    This file is free software; you can redistribute it and/or modify
       6             :    it under the terms of either
       7             : 
       8             :      * the GNU Lesser General Public License as published by the Free
       9             :        Software Foundation; either version 3 of the License, or (at
      10             :        your option) any later version
      11             : 
      12             :    or
      13             : 
      14             :      * the GNU General Public License as published by the Free
      15             :        Software Foundation; either version 2 of the License, or (at
      16             :        your option) any later version
      17             : 
      18             :    or both in parallel, as here.
      19             : 
      20             :    elfutils is distributed in the hope that it will be useful, but
      21             :    WITHOUT ANY WARRANTY; without even the implied warranty of
      22             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      23             :    General Public License for more details.
      24             : 
      25             :    You should have received copies of the GNU General Public License and
      26             :    the GNU Lesser General Public License along with this program.  If
      27             :    not, see <http://www.gnu.org/licenses/>.  */
      28             : 
      29             : #include "libdwflP.h"
      30             : #include "../libdw/libdwP.h"
      31             : 
      32             : Dwfl_Error
      33             : internal_function
      34        1249 : __libdwfl_cu_getsrclines (struct dwfl_cu *cu)
      35             : {
      36        1249 :   if (cu->lines == NULL)
      37             :     {
      38             :       Dwarf_Lines *lines;
      39             :       size_t nlines;
      40        1139 :       if (INTUSE(dwarf_getsrclines) (&cu->die, &lines, &nlines) != 0)
      41           0 :         return DWFL_E_LIBDW;
      42             : 
      43        1139 :       cu->lines = malloc (offsetof (struct Dwfl_Lines, idx[nlines]));
      44        1139 :       if (cu->lines == NULL)
      45             :         return DWFL_E_NOMEM;
      46        1139 :       cu->lines->cu = cu;
      47      103688 :       for (unsigned int i = 0; i < nlines; ++i)
      48      102549 :         cu->lines->idx[i].idx = i;
      49             :     }
      50             : 
      51             :   return DWFL_E_NOERROR;
      52             : }