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Fix: broken finding of max size available for shrink

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natemaia 2019-04-21 13:09:03 -07:00
parent 62284e422f
commit 3a9fc5cbce
1 changed files with 9 additions and 20 deletions
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25
archlabs-installer
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@ -5,7 +5,7 @@
# Some ideas and code reworked from other resources
# AIF, Cnichi, Calamares, Arch Wiki.. Credit where credit is due
VER="2.0.42" # installer version
VER="2.0.44" # installer version
DIST="ArchLabs" # linux distributor
MNT="/mnt" # install mountpoint
ANS="/tmp/ans" # dialog answer file
@ -939,28 +939,17 @@ part_shrink()
# get device size info
num="${part: -1}"
end=$(parted -s "$device" unit KiB print | awk '/^\s*'"$num"'/ {print int($3)}') # part size in KiB
devsize=$(parted -s "$device" unit KiB print | awk '/Disk '"${device//\//\\/}"':/ {print int($3)}') # whole device size in KiB
# minimum in KiB (2^10)
case "$fs" in
ext[2-4])
end=$(parted -s "$device" unit KiB print | awk '/^\s*'"$num"'/ {print $3}') # part size in KiB
devsize=$(parted -s "$device" unit KiB print | awk '/Disk '"${device//\//\\/}"':/ {print $3}') # whole device size in KiB
mount "$part" $MNT >/dev/null 2>&1; sleep 0.5
min=$(df --output=used --block-size=KiB "$part" | awk 'NR == 2 {print int($1)}')
min=$(df --output=used --block-size=MiB "$part" | awk 'NR == 2 {print int($1) + 256}')
max=$(df --output=avail --block-size=MiB "$part" | awk 'NR == 2 {print int($1)}')
umount $MNT >/dev/null 2>&1
;;
ntfs) min=$(ntfsresize -f -m "$part" | awk 'NR == 2 {print int(($NF * 1000 * 1000) / 1024)}') >/dev/null 2>&1 ;;
esac
# KiB -> MiB
mbmin=$(((min / 1024) + 200))
mbend=$((end / 1024))
# get new size from user
tput cnorm
if dialog --backtitle "$DIST Installer - $SYS - v$VER" --title " Resize: $part " --rangebox "$_resize" 17 "$COLUMNS" "$mbmin" "$mbend" $((mbend / 2)) 2>$ANS; then
(( (size = $(< "$ANS")) < mbend )) || return 1
size=$((size * 1024))
if dialog --backtitle "$DIST Installer - $SYS - v$VER" --title " Resize: $part " --rangebox "$_resize" 17 "$COLUMNS" "$min" "$max" $((max / 2)) 2>$ANS; then
size=$(< "$ANS"); size=$((size * 1024))
else
return 1
fi