102 lines
2.1 KiB
Bash
Executable File
102 lines
2.1 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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: ${TOOL_DB=db}
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DB="${TOOL_DB} -q"
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#
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# set defaults and import setlist subroutines
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#
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. ./sets.subr
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prefix=/
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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=$(mktemp -d /var/tmp/$(basename $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 $sets | sed 's/^\.\///' | \
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env PREFIX=$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 -w -f - btree $PATH_TO_PKGNAME < $PATH_MEMBERSHIP || 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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dirname $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 -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; }' | sort -u | ./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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