0bee96eab7
used with curly braces and quotes, as in "${var}".
Also ensure that command substitution is quoted, as in "$(command)", and
convert `command` to $(command).
Reviewed by agc
103 lines
2.3 KiB
Bash
Executable File
103 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
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#
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# syspkgdeps [-a arch] [-m machine] [-s setsdir] [-p prefix] sets
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#
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# Compute naive package dependencies based on file & directory
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# nesting. E.g., if pkg P contains /foo/bar and Q contains /foo,
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# then Q is considered a dependency of P.
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#
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#set -u
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#
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# set defaults and import setlist subroutines
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#
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rundir="$(dirname "$0")" # ${0%/*} isn't good enough when there's no "/"
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. "${rundir}/sets.subr"
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usage()
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{
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cat 1>&2 <<USAGE
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Usage: ${0##*/} [-a arch] [-m machine] [-s setsdir] [-p prefix] setname [...]
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-a arch set arch (e.g, m68k, mips, powerpc) [${MACHINE_ARCH}]
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-m machine set machine (e.g, amiga, i386, macppc) [${MACHINE}]
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-s setsdir directory to find sets [${setsdir}]
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-p prefix prefix for created plist [${prefix}]
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setname [...] sets to find dependencies for
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USAGE
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exit 1
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}
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# parse arguments
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while getopts a:m:ps: ch; do
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case ${ch} in
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a)
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MACHINE_ARCH="${OPTARG}"
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MACHINE_CPU="$(arch_to_cpu "${OPTARG}")"
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;;
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m)
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MACHINE="${OPTARG}"
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;;
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p)
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prefix="${OPTARG}"
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;;
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s)
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setsdir="${OPTARG}"
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;;
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*)
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usage
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;;
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esac
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done
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shift $((${OPTIND} - 1))
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if [ $# -lt 1 ]; then
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usage
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fi
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sets="$*"
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# TBD clean up
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SCRATCH="$(${MKTEMP} -d "/var/tmp/${0##*/}.XXXXXX")"
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[ $? -ne 0 ] && { echo "Could not create scratch directory." 1>&2 ; exit 1 ; }
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PATH_MEMBERSHIP="${SCRATCH}/path-membership"
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PATH_TO_PKGNAME="${SCRATCH}/pathpkg.db"
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PARENT_PKGNAMES="${SCRATCH}/parent-pkgnames"
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PARENT_PATHNAMES="${SCRATCH}/parent-pathnames"
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echo "indexing packages by pathnames" 1>&2
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list_set_files ${sets} | ${SED} 's/^\.\///' | \
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${ENV_CMD} PREFIX="${prefix}" ${AWK} '{
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if ($1 == ".") {
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print ENVIRON["PREFIX"] " " $2;
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} else {
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print ENVIRON["PREFIX"] $1 " " $2;
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}
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}' | ${SORT} -k 1 -u > "${PATH_MEMBERSHIP}"
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${DB} -q -w -f - btree "${PATH_TO_PKGNAME}" < "${PATH_MEMBERSHIP}" || \
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echo "shit" 1>&2
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echo "computing parent pathnames" 1>&2
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while read pathname pkgname; do
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# print parent pathname
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echo "${pathname%/*}"
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done < "${PATH_MEMBERSHIP}" > "${PARENT_PATHNAMES}"
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echo "selecting parent packages using parent pathnames" 1>&2
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${DB} -q -f - btree "${PATH_TO_PKGNAME}" < "${PARENT_PATHNAMES}" | \
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${PASTE} "${PATH_MEMBERSHIP}" - | \
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${AWK} '{ if ($2 != $4) print $2 " " $4; }' | \
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${SORT} -u | \
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"${rundir}/culldeps"
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if [ $? -ne 0 ]; then
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echo "error in parent-directory lookup, aborting" 1>&2
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exit 1
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fi
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