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 (AsmCtx_t *ctx, const char *scnname, GElf_Word type,
      41             :                   GElf_Xword flags, AsmScnGrp_t *grp)
      42             : {
      43       44000 :   AsmScn_t *result = INTUSE (asm_newscn) (ctx, scnname, type, flags);
      44             : 
      45       44000 :   if (likely (result != NULL))
      46             :     {
      47             :       /* We managed to create a section group.  Add it to the section
      48             :          group.  */
      49       44000 :       if (grp->nmembers == 0)
      50             :         {
      51       22000 :           assert (grp->members == NULL);
      52       22000 :           grp->members = result->data.main.next_in_group = result;
      53             :         }
      54             :       else
      55             :         {
      56             :           result->data.main.next_in_group
      57       22000 :             = grp->members->data.main.next_in_group;
      58       22000 :           grp->members = grp->members->data.main.next_in_group = result;
      59             :         }
      60             : 
      61       44000 :       ++grp->nmembers;
      62             : 
      63             :       /* Set the SHF_GROUP flag.  */
      64       44000 :       if (likely (! ctx->textp))
      65             :         {
      66             :           GElf_Shdr shdr_mem;
      67       44000 :           GElf_Shdr *shdr = gelf_getshdr (result->data.main.scn, &shdr_mem);
      68             : 
      69       44000 :           assert (shdr != NULL);
      70       44000 :           shdr->sh_flags |= SHF_GROUP;
      71             : 
      72       44000 :           (void) gelf_update_shdr (result->data.main.scn, shdr);
      73             :         }
      74             :     }
      75             : 
      76       44000 :   return result;
      77             : }