/usr/bin/draw_lib_dependencies is in kdesdk-scripts 4:17.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 | #!/bin/bash
# Copyright 2013 Dominik Seichter <domseichter@googlemail.com>
#
# 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 2 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 is the maximum depth to which dependencies are resolved
MAXDEPTH=14
TMPFILE=
READELFTMPFILE=
LDDTMPFILE=
cleanup() {
for _v in TMPFILE READELFTMPFILE LDDTMPFILE; do
[ -n "${!_v}" ] && rm -f -- "${!_v}"
done
}
trap cleanup EXIT
# analyze a given file on its
# dependecies using ldd and write
# the results to a given temporary file
#
# Usage: analyze [OUTPUTFILE] [INPUTFILE]
analyze()
{
local OUT="$1"
local IN="$2"
local NAME=$(basename "$IN")
for i in $LIST
do
if [ X"$i" == X"$NAME" ];
then
# This file was already parsed
return
fi
done
# Put the file in the list of all files
LIST="$LIST $NAME"
DEPTH=$(($DEPTH + 1))
if [ $DEPTH -ge $MAXDEPTH ];
then
echo "MAXDEPTH of $MAXDEPTH reached at file $IN."
echo "Continuing with next file..."
DEPTH=$(($DEPTH - 1))
return
fi
echo "Parsing file: $IN"
$READELF "$IN" > "$READELFTMPFILE" 2>&1
ELFRET=$?
if [ $ELFRET != 0 ];
then
echo "ERROR: ELF reader returned error code $RET"
echo "ERROR:"
cat -v -- "$TMPFILE"
echo "Aborting..."
exit 1
fi
DEPENDENCIES=$(cat "$READELFTMPFILE" | grep NEEDED | awk '{if (substr($NF,1,1) == "[") print substr($NF, 2, length($NF) - 2); else print $NF}')
for DEP in $DEPENDENCIES;
do
if [ -n "$DEP" ];
then
# XXX Change ldd to something more secure?
ldd "$IN" > "$LDDTMPFILE" 2>&1
LDDRET=$?
if [ $LDDRET != 0 ];
then
echo "ERROR: ldd returned error code $RET"
echo "ERROR:"
cat -v -- "$TMPFILE"
echo "Aborting..."
exit 1
fi
DEPPATH=$(grep -- "$DEP" "$LDDTMPFILE" | awk '{print $3}')
if [ -n "$DEPPATH" ];
then
echo " \"$NAME\" -> \"$DEP\";" >> $OUT
analyze "$OUT" "$DEPPATH"
fi
fi
done
DEPTH=$(($DEPTH - 1))
}
########################################
# main #
########################################
if [ $# != 2 ];
then
echo "Usage:"
echo " $0 [filename] [outputimage]"
echo ""
echo "This tools analyses a shared library or an executable"
echo "and generates a dependency graph as an image."
echo ""
echo "GraphViz must be installed for this tool to work."
echo ""
exit 1
fi
DEPTH=0
INPUT="$1"
OUTPUT="$2"
TMPFILE="$(mktemp -t)"
LDDTMPFILE="$(mktemp -t)"
READELFTMPFILE="$(mktemp -t)"
LIST=""
if [ ! -e "$INPUT" ];
then
echo "ERROR: File not found: $INPUT"
echo "Aborting..."
exit 2
fi
# Use either readelf or dump
# Linux has readelf, Solaris has dump
READELF=$(type readelf 2> /dev/null)
if [ $? != 0 ]; then
READELF=$(type dump 2> /dev/null)
if [ $? != 0 ]; then
echo Unable to find ELF reader
exit 1
fi
READELF="dump -Lv"
else
READELF="readelf -d"
fi
echo "Analyzing dependencies of: $INPUT"
echo "Creating output as: $OUTPUT"
echo ""
echo "digraph DependencyTree {" > "$TMPFILE"
echo " \"$(basename $INPUT)\" [shape=box];" >> "$TMPFILE"
analyze "$TMPFILE" "$INPUT"
echo "}" >> "$TMPFILE"
#cat $TMPFILE # output generated dotfile for debugging purposses
dot -Tpng "$TMPFILE" "-o$OUTPUT"
exit 0
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