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40 lines
930 B
Bash
Executable file
40 lines
930 B
Bash
Executable file
dependencies_recursive() {
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local NAME="$1"
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local PKGDIR="$2"
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if [ -e "$SCRIPTDIR/$PKGDIR/$NAME/depends" ]; then
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while read DEP; do
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echo "$NAME $DEP"
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done < "$SCRIPTDIR/$PKGDIR/$NAME/depends"
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while read DEP; do
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dependencies_recursive "$DEP" "$PKGDIR"
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done < "$SCRIPTDIR/$PKGDIR/$NAME/depends"
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fi
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}
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dependencies() {
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local RAW="$1"
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local PKGLIST="$2"
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local PKGDIR="$3"
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local TEMP=$(mktemp)
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truncate -s 0 "$PKGLIST"
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# handle toplevel packages _with_ depenendencies
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while read pkgname; do
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dependencies_recursive "$pkgname" "$PKGDIR" >> "$TEMP"
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done < "$RAW"
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# handle toplevel packages without dependencies
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while read pkgname; do
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if [ ! -e "$SCRIPTDIR/$PKGDIR/$pkgname/depends" ]; then
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grep -q "$pkgname" "$TEMP" &> /dev/null || \
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echo "$pkgname" >> "$PKGLIST"
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fi
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done < "$RAW"
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# generate topologically sorted list of packages
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sort -u "$TEMP" | tsort | tac >> "$PKGLIST"
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rm "$TEMP"
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}
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