JezK
Edit File: gdb-add-index
#! /bin/sh # Add a .gdb_index section to a file. # Copyright (C) 2010-2014 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # This program assumes gdb and objcopy are in $PATH. # If not, or you want others, pass the following in the environment GDB=${GDB:=gdb} OBJCOPY=${OBJCOPY:=objcopy} myname="${0##*/}" if test $# != 1; then echo "usage: $myname FILE" 1>&2 exit 1 fi file="$1" if test ! -r "$file"; then echo "$myname: unable to access: $file" 1>&2 exit 1 fi dir="${file%/*}" test "$dir" = "$file" && dir="." index="${file}.gdb-index" rm -f $index # Ensure intermediate index file is removed when we exit. trap "rm -f $index" 0 $GDB --batch -nx -iex 'set auto-load no' \ -ex "file $file" -ex "save gdb-index $dir" || { # Just in case. status=$? echo "$myname: gdb error generating index for $file" 1>&2 exit $status } # In some situations gdb can exit without creating an index. This is # not an error. # E.g., if $file is stripped. This behaviour is akin to stripping an # already stripped binary, it's a no-op. status=0 if test -f "$index"; then $OBJCOPY --add-section .gdb_index="$index" \ --set-section-flags .gdb_index=readonly "$file" "$file" status=$? else echo "$myname: No index was created for $file" 1>&2 echo "$myname: [Was there no debuginfo? Was there already an index?]" 1>&2 fi exit $status