3 # Add a .gdb_index section to a file.
5 # Copyright (C) 2010-2016 Free Software Foundation, Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 # This program assumes gdb and objcopy are in $PATH.
20 # If not, or you want others, pass the following in the environment
22 OBJCOPY
=${OBJCOPY:=objcopy}
27 echo "usage: $myname FILE" 1>&2
33 if test ! -r "$file"; then
34 echo "$myname: unable to access: $file" 1>&2
39 test "$dir" = "$file" && dir
="."
40 index
="${file}.gdb-index"
43 # Ensure intermediate index file is removed when we exit.
46 $GDB --batch -nx -iex 'set auto-load no' \
47 -ex "file $file" -ex "save gdb-index $dir" ||
{
50 echo "$myname: gdb error generating index for $file" 1>&2
54 # In some situations gdb can exit without creating an index. This is
56 # E.g., if $file is stripped. This behaviour is akin to stripping an
57 # already stripped binary, it's a no-op.
60 if test -f "$index"; then
61 $OBJCOPY --add-section .gdb_index
="$index" \
62 --set-section-flags .gdb_index
=readonly "$file" "$file"
65 echo "$myname: No index was created for $file" 1>&2
66 echo "$myname: [Was there no debuginfo? Was there already an index?]" 1>&2
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