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#!/bin/bash
if [[ -z $1 ]]; then
echo "$(basename "$0") <package file>"
exit 1
fi
tmpdir=$(mktemp -d /tmp/find-sodeps.XXXXXXX)
trap "rm -rf '$tmpdir'" EXIT INT TERM
tar -C $tmpdir -xf "$1"
cd $tmpdir
in_array() {
local needle=$1; shift
[[ -z $1 ]] && return 1 # Not Found
local item
for item in "$@"; do
[[ $item = $needle ]] && return 0 # Found
done
return 1 # Not Found
}
find . -type f -perm -u+x | while read filename; do
# get architecture of the file; if soarch is empty it's not an ELF binary
soarch=$(LC_ALL=C readelf -h "$filename" 2>/dev/null | sed -n 's/.*Class.*ELF\(32\|64\)/\1/p')
[ -n "$soarch" ] || continue
# process all libraries needed by the binary
for sofile in $(LC_ALL=C readelf -d "$filename" 2>/dev/null | sed -nr 's/.*Shared library: \[(.*)\].*/\1/p')
do
# extract the library name: libfoo.so
soname="${sofile%%\.so\.*}.so"
# extract the major version: 1
soversion="${sofile##*\.so\.}"
if ! in_array "${soname}=${soversion}-${soarch}" ${sodepends[@]}; then
# libfoo.so=1-64
echo "${soname}=${soversion}-${soarch}"
sodepends=(${sodepends[@]} "${soname}=${soversion}-${soarch}")
fi
done
done
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