40 lines
764 B
Bash
40 lines
764 B
Bash
#!/system/bin/sh
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#
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# Functions for backuptool_ab.sh
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#
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export S=/system
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export C=/postinstall/tmp/backupdir
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export V=17.1
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export backuptool_ab=true
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copy_file() {
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old=`umask`
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umask 0322
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mkdir -m755 -p `dirname $2`
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umask "$old"
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cp -dp --preserve=a "$1" "$2"
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}
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backup_file() {
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if [ -e "$1" -o -L "$1" ]; then
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# dont backup any apps that have odex files, they are useless
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if ( echo "$1" | grep -q "\.apk$" ) && [ -e `echo "$1" | sed -e 's/\.apk$/\.odex/'` ]; then
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echo "Skipping odexed apk $1";
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else
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copy_file "$1" "$C/$1"
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fi
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fi
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}
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restore_file() {
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if [ -e "$C/$1" -o -L "$C/$1" ]; then
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copy_file "$C/$1" "/postinstall/$1";
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if [ -n "$2" ]; then
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echo "Deleting obsolete file $2"
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rm "$2";
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fi
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fi
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}
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