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87 lines
1.6 KiB
87 lines
1.6 KiB
#!/bin/sh
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#
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# [A] Tobias Hintze <th@rocklinux.org>
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# [A] Thomas "fake" Jakobi <fake@rapidnetworks.de>
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#
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# todo: support multiple packages as arguments and
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# combine common uses/usedby's
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[ -z "$1" -o "$1" == "-help" ] && {
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cat <<EOF
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usage: $0 [ -usedby | -uses ] PKG [ SOURCE_TREE ]
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check \$SOURCE_TREE/scripts/dep_db.txt and print
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dependencies and dependants of given package.
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-usedby: show only packages that depend on this package
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-uses : show only packages this package depends on
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EOF
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exit 1
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}
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uses=1
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usedby=1
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while [ ${1:0:1} == "-" ] ; do
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case $1 in
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-usedby)
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uses=0
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shift
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;;
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-uses)
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usedby=0
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shift
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;;
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esac
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done
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if [ $usedby == 0 -a $uses == 0 ] ; then usedby=1 ; uses=1 ; fi
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if [ -n "$2" ] ; then
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SOURCE_TREE=$2
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if [ ! -f $SOURCE_TREE/scripts/dep_db.txt ] ; then
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echo "no $SOURCE_TREE/scripts/dep_db.txt found."
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exit 1
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fi
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else
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if [ -f ./scripts/dep_db.txt ] ; then
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SOURCE_TREE=.
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else
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if [ -f /usr/src/rock-src/scripts/dep_db.txt ] ; then
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echo "using /usr/src/rock-src/scripts/dep_db.txt instead."
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SOURCE_TREE=/usr/src/rock-src
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else
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echo "no ./scripts/dep_db.txt found."
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exit 1
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fi
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fi
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fi
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cd $SOURCE_TREE
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function print_nice() {
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CNT=0
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for pkg in $*
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do
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CNT=$(( $CNT+1 ));
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printf "%-15s" ${pkg:0:14}
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if [ $CNT -gt 3 ] ; then printf "\n" ; CNT=0 ; fi
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done
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echo
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}
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if [ $uses == 1 ] ; then
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echo
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echo "$1 depends on:"
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print_nice `grep "^$1: " ./scripts/dep_db.txt | cut -d" " -f4-`
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fi
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if [ $usedby == 1 ] ; then
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echo
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echo "packages depending on $1:"
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print_nice `grep "\<$1\>" ./scripts/dep_db.txt | cut -d: -f1`
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fi
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echo
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