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- #! /usr/bin/perl
- eval "exec /usr/bin/perl -S $0 $*"
- if 0;
- # Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Red Hat, Inc.
- # Written by Ulrich Drepper <drepper@redhat.com>, 2000.
- # This program is free software; you can redistribute it and/or modify
- # it under the terms of the GNU General Public License version 2 as
- # published by the Free Software Foundation.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software Foundation,
- # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
- for ($cnt = 0; $cnt <= $#ARGV; ++$cnt) {
- $relent = 0;
- $relsz = 0;
- $relcount = 0;
- $pltrelsz = 0;
- $extplt = 0;
- $users = 0;
- open (READLINK, "readlink -f $ARGV[$cnt] |") || die "cannot open readlink";
- while (<READLINK>) {
- chop;
- $fullpath = $_;
- }
- close (READLINK);
- open (READELF, "eu-readelf -d $ARGV[$cnt] |") || die "cannot open $ARGV[$cnt]";
- while (<READELF>) {
- chop;
- if (/.* RELA?ENT *([0-9]*).*/) {
- $relent = $1 + 0;
- } elsif (/.* RELA?SZ *([0-9]*).*/) {
- $relsz = $1 + 0;
- } elsif (/.* RELA?COUNT *([0-9]*).*/) {
- $relcount = $1 + 0;
- } elsif (/.* PLTRELSZ *([0-9]*).*/) {
- $pltrelsz = $1 + 0;
- }
- }
- close (READELF);
- open (READELF, "eu-readelf -r $ARGV[$cnt] | sed '/'.gnu.conflict'/,/^\$/d' |") || die "cannot open $ARGV[$cnt]";
- while (<READELF>) {
- chop;
- if (/.*JU?MP_SLOT *0+ .*/) {
- ++$extplt;
- }
- }
- close (READELF);
- if (open (PRELINK, "/usr/sbin/prelink -p 2>/dev/null | fgrep \"$fullpath\" |")) {
- while (<PRELINK>) {
- ++$users;
- }
- close(PRELINK);
- } else {
- $users = -1;
- }
- printf ("%s: %d relocations, %d relative (%d%%), %d PLT entries, %d for local syms (%d%%)",
- $ARGV[$cnt], $relent == 0 ? 0 : $relsz / $relent, $relcount,
- $relent == 0 ? 0 : ($relcount * 100) / ($relsz / $relent),
- $relent == 0 ? 0 : $pltrelsz / $relent,
- $relent == 0 ? 0 : $pltrelsz / $relent - $extplt,
- $relent == 0 ? 0 : (($pltrelsz / $relent - $extplt) * 100) / ($pltrelsz / $relent));
- if ($users >= 0) {
- printf(", %d users", $users);
- }
- printf("\n");
- }
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