Branch data     Line data    Source code

       1                 :            : /* Create new section, which is member of a group, in output file.
       2                 :            :    Copyright (C) 2002, 2005 Red Hat, Inc.
       3                 :            :    This file is part of elfutils.
       4                 :            :    Written by Ulrich Drepper <drepper@redhat.com>, 2002.
       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 <assert.h>
      35                 :            : 
      36                 :            : #include "libasmP.h"
      37                 :            : 
      38                 :            : 
      39                 :            : AsmScn_t *
      40                 :      44000 : asm_newscn_ingrp (ctx, scnname, type, flags, grp)
      41                 :            :      AsmCtx_t *ctx;
      42                 :            :      const char *scnname;
      43                 :            :      GElf_Word type;
      44                 :            :      GElf_Xword flags;
      45                 :            :      AsmScnGrp_t *grp;
      46                 :            : {
      47                 :      44000 :   AsmScn_t *result = INTUSE (asm_newscn) (ctx, scnname, type, flags);
      48                 :            : 
      49         [ +  - ]:      44000 :   if (likely (result != NULL))
      50                 :            :     {
      51                 :            :       /* We managed to create a section group.  Add it to the section
      52                 :            :          group.  */
      53         [ +  + ]:      44000 :       if (grp->nmembers == 0)
      54                 :            :         {
      55         [ -  + ]:      22000 :           assert (grp->members == NULL);
      56                 :      22000 :           grp->members = result->data.main.next_in_group = result;
      57                 :            :         }
      58                 :            :       else
      59                 :            :         {
      60                 :            :           result->data.main.next_in_group
      61                 :      22000 :             = grp->members->data.main.next_in_group;
      62                 :      22000 :           grp->members = grp->members->data.main.next_in_group = result;
      63                 :            :         }
      64                 :            : 
      65                 :      44000 :       ++grp->nmembers;
      66                 :            : 
      67                 :            :       /* Set the SHF_GROUP flag.  */
      68         [ +  - ]:      44000 :       if (likely (! ctx->textp))
      69                 :            :         {
      70                 :            :           GElf_Shdr shdr_mem;
      71                 :      44000 :           GElf_Shdr *shdr = gelf_getshdr (result->data.main.scn, &shdr_mem);
      72                 :            : 
      73         [ -  + ]:      44000 :           assert (shdr != NULL);
      74                 :      44000 :           shdr->sh_flags |= SHF_GROUP;
      75                 :            : 
      76                 :      44000 :           (void) gelf_update_shdr (result->data.main.scn, shdr);
      77                 :            :         }
      78                 :            :     }
      79                 :            : 
      80                 :      44000 :   return result;
      81                 :            : }