LCOV - code coverage report
Current view: top level - libdwfl - dwfl_begin.c (source / functions) Hit Total Coverage
Test: elfutils-0.189 Lines: 6 9 66.7 %
Date: 2023-04-17 13:02:36 Functions: 1 1 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 2 4 50.0 %

           Branch data     Line data    Source code
       1                 :            : /* Set up a session using libdwfl.
       2                 :            :    Copyright (C) 2005 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                 :            : #ifdef HAVE_CONFIG_H
      30                 :            : # include <config.h>
      31                 :            : #endif
      32                 :            : 
      33                 :            : #include "libdwflP.h"
      34                 :            : 
      35                 :            : Dwfl *
      36                 :       5791 : dwfl_begin (const Dwfl_Callbacks *callbacks)
      37                 :            : {
      38         [ -  + ]:       5791 :   if (elf_version (EV_CURRENT) == EV_NONE)
      39                 :            :     {
      40                 :          0 :       __libdwfl_seterrno (DWFL_E_LIBELF);
      41                 :          0 :       return NULL;
      42                 :            :     }
      43                 :            : 
      44                 :       5791 :   Dwfl *dwfl = calloc (1, sizeof *dwfl);
      45         [ -  + ]:       5791 :   if (dwfl == NULL)
      46                 :          0 :     __libdwfl_seterrno (DWFL_E_NOMEM);
      47                 :            :   else
      48                 :            :     {
      49                 :       5791 :       dwfl->callbacks = callbacks;
      50                 :       5791 :       dwfl->offline_next_address = OFFLINE_REDZONE;
      51                 :            :     }
      52                 :            : 
      53                 :            :   return dwfl;
      54                 :            : }
      55                 :            : INTDEF (dwfl_begin)

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