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 : 88000 : asm_newscn_ingrp (AsmCtx_t *ctx, const char *scnname, GElf_Word type,
41 : : GElf_Xword flags, AsmScnGrp_t *grp)
42 : : {
43 : 88000 : AsmScn_t *result = INTUSE (asm_newscn) (ctx, scnname, type, flags);
44 : :
45 [ + - ]: 88000 : if (likely (result != NULL))
46 : : {
47 : : /* We managed to create a section group. Add it to the section
48 : : group. */
49 [ + + ]: 88000 : if (grp->nmembers == 0)
50 : : {
51 [ - + ]: 44000 : assert (grp->members == NULL);
52 : 44000 : grp->members = result->data.main.next_in_group = result;
53 : : }
54 : : else
55 : : {
56 : : result->data.main.next_in_group
57 : 44000 : = grp->members->data.main.next_in_group;
58 : 44000 : grp->members = grp->members->data.main.next_in_group = result;
59 : : }
60 : :
61 : 88000 : ++grp->nmembers;
62 : :
63 : : /* Set the SHF_GROUP flag. */
64 [ + - ]: 88000 : if (likely (! ctx->textp))
65 : : {
66 : : GElf_Shdr shdr_mem;
67 : 88000 : GElf_Shdr *shdr = gelf_getshdr (result->data.main.scn, &shdr_mem);
68 : :
69 [ - + ]: 88000 : assert (shdr != NULL);
70 : 88000 : shdr->sh_flags |= SHF_GROUP;
71 : :
72 : 88000 : (void) gelf_update_shdr (result->data.main.scn, shdr);
73 : : }
74 : : }
75 : :
76 : 88000 : return result;
77 : : }
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