65 lines
1014 B
Bash
Executable File
65 lines
1014 B
Bash
Executable File
#!/bin/sh
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UPGRADE_DIR=/lib/gluon/upgrade
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VERSION_DIR=/lib/gluon/version
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mkdir -p "$VERSION_DIR"
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version_of() {
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opkg status "gluon-$1" | grep '^Version: ' | cut -d' ' -f 2
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}
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oldversion_of() {
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cat "$VERSION_DIR"/"$1" 2>/dev/null
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}
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do_dir() {
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[ -d "$1" ] || return
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local s
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for s in "$1"/*; do "$s"; done
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}
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do_component() {
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local component="$1"
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local version="$(version_of "$component")"
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[ "$version" ] || continue
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(
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cd "$component"
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local oldversion="$(oldversion_of "$component")"
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if [ -z "$oldversion" ]; then
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do_dir initial
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else
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local v
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for v in *; do
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[ "$v" != initial -a "$v" != invariant ] || continue
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# The return value of opkg compare-versions is negated
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if ! opkg compare-versions "$v" '>>' "$oldversion"; then
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do_dir "$v"
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fi
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done
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fi
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do_dir invariant
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echo "$version" > "$VERSION_DIR"/"$component"
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)
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}
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cd "$UPGRADE_DIR"
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do_component core
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for component in *; do
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[ "$component" != 'core' ] || continue
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do_component "$component"
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done
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