diff options
Diffstat (limited to 'extra/scripts')
| -rwxr-xr-x | extra/scripts/getent | 92 | ||||
| -rwxr-xr-x | extra/scripts/relinfo.pl | 78 |
2 files changed, 109 insertions, 61 deletions
diff --git a/extra/scripts/getent b/extra/scripts/getent index 03b5f28a9..30d515b7e 100755 --- a/extra/scripts/getent +++ b/extra/scripts/getent @@ -1,73 +1,43 @@ #!/bin/sh +# $Header: /var/cvs/uClibc/extra/scripts/getent,v 1.2 2005/02/02 14:18:01 solar Exp $ # -# Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> +# Closely (not perfectly) emulate the behavior of glibc's getent utility # -# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. -# - -# Script to replicate the `getent` binary that comes with glibc +#passwd|shadow|group|aliases|hosts|networks|ethers|netgroup|protocols|services|rpc +# only returns the first match (by design) +# dns based search is not supported (hosts,networks) +# case-insensitive matches not supported (ethers; others?) +# may return false-positives (hosts,protocols,rpc,services,ethers) -search_entry() { - if [ -e "$1" ] ; then - /bin/egrep -v "^#" $1 | /bin/sed 's/#.*$//' | /bin/egrep "${string}" | /bin/sed -n 1p - retval=$? - [ "$retval" = 0 ] || retval=2 - else - retval=2 - fi -} - -if [ -z "$1" ] ; then - echo "getent: wrong number of arguments" 1>&2 - exit 1 -fi +export PATH="${PATH}:/bin:/usr/bin" file="/etc/$1" -string="dummy" +case $1 in + passwd|group) + match="^$2:\|^[^:]*:[^:]*:$2:" ;; + shadow) + match="^$2:" ;; + networks|netgroup) + match="^[[:space:]]*$2\>" ;; + hosts|protocols|rpc|services|ethers) + match="\<$2\>" ;; + aliases) + match="^[[:space:]]*$2[[:space:]]*:" ;; + ""|-h|--help) + echo "USAGE: $0 database [key]" + exit 0 ;; + *) + echo "$0: Unknown database: $1" 1>&2 + exit 1 ;; +esac if [ ! -f "$file" ] ; then - echo "Unknown database: $1" 1>&2 - exit 1 + echo "$0: Could not find database file for $1" 1>&2 + exit 1 fi -#aliases|ethers|group|hosts|netgroup|networks|passwd|protocols|rpc|services|shadow) -# dns based search is not supported for hosts|networks -# ethers|netgroup (not done, needed)? -# it returns only the first match -case $1 in - passwd) - string="(^\<$2\>:|^.*:.*:\<$2\>:.*:.*:.*:.*)" - ;; - group) - string="(^|:)\<$2\>:" - ;; - shadow) - string="^\<$2\>:" - ;; - aliases) - if [ -f /etc/postfix/aliases ] ; then - file="/etc/postfix/aliases" - elif [ -f /etc/mail/aliases ] ; then - file="/etc/mail/aliases" - fi - string="^\<$2\>:" - ;; - networks) - string="^\<$2\>" - ;; - hosts|protocols|rpc|services) - string="\<$2\>" - ;; - *) - echo "Unknown database: $1" - exit 1 - ;; -esac - -if [ -z "$2" ] ; then - exec cat $file +if [ $# -eq 1 ] ; then + exec cat "$file" else - search_entry "$file" "$2" + sed "s/#.*//; /$match/q; d" "$file" | grep . || exit 2 fi - -exit $retval diff --git a/extra/scripts/relinfo.pl b/extra/scripts/relinfo.pl new file mode 100755 index 000000000..ec4a5df13 --- /dev/null +++ b/extra/scripts/relinfo.pl @@ -0,0 +1,78 @@ +#! /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"); +} |