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kiss/contrib/kiss-depends-finder
2020-04-18 12:36:38 +03:00

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#!/bin/sh -e
# Find missing dependencies by parsing 'ldd'.
# Ignore shellcheck as we want the warning's behavior.
# shellcheck disable=2015
[ "$1" ] && kiss l "${1:-null}" >/dev/null || {
printf 'usage: kiss-depends-finder [pkg]\n'
exit 1
}
db_dir=$KISS_ROOT/var/db/kiss/installed
grep=$(command -v ggrep) || grep='grep'
printf '=> Detected dependencies:\n'
while read -r file; do
[ -d "$KISS_ROOT/$file" ] && continue
ldd "$KISS_ROOT/$file" 2>/dev/null | while read -r dep; do
# Skip lines containing 'ldd'.
[ "${dep##*ldd*}" ] || continue
# Extract the file path from 'ldd' output.
dep=${dep#* => }
dep=${dep% *}
# Traverse symlinks to get the true path to the file.
pkg=$(readlink -f "$KISS_ROOT/${dep##$KISS_ROOT}")
# Figure out which package owns the file.
pkg=$("$grep" -lFx "${pkg##$KISS_ROOT}" "$db_dir/"*/manifest)
pkg=${pkg%/*}
pkg=${pkg##*/}
# Skip listing these packages as dependencies.
case $pkg in
musl|gcc|llvm|"$1") ;;
*) printf '%s\n' "$pkg" ;;
esac
done
done < "$db_dir/$1/manifest" | sort -u
printf '\n=> Package dependencies:\n'
[ -f "$db_dir/$1/depends" ] &&
cat "$db_dir/$1/depends"