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Issue 271 Option to resize partition to a given size? #321

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Issue 271 Option to resize partition to a given size? #321

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14 changes: 9 additions & 5 deletions pishrink.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -169,7 +169,7 @@ EOFRC
help() {
local help
read -r -d '' help << EOM
Usage: $0 [-adhnrsvzZ] imagefile.img [newimagefile.img]
Usage: $0 [-adhmnrsvzZ] imagefile.img [newimagefile.img]

-s Don't expand filesystem when image is booted the first time
-v Be verbose
Expand All @@ -179,23 +179,27 @@ Usage: $0 [-adhnrsvzZ] imagefile.img [newimagefile.img]
-Z Compress image after shrinking with xz
-a Compress image in parallel using multiple cores
-d Write debug messages in a debug log file
-m minimum size of the image 6Go as LibreElec doesn't allow to expand filesystem
EOM
echo "$help"
exit 1
}

should_skip_autoexpand=false
debug=false
libreelec=0
#1500000 = 1.5M * 4k octets = 6 GO
update_check=true
repair=false
parallel=false
verbose=false
ziptool=""

while getopts ":adnhrsvzZ" opt; do
while getopts ":admnhrsvzZ" opt; do
case "${opt}" in
a) parallel=true;;
d) debug=true;;
m) libreelec=1500000;;
n) update_check=false;;
h) help;;
r) repair=true;;
Expand All @@ -215,7 +219,7 @@ if [ "$debug" = true ]; then
exec 2> >(stdbuf -i0 -o0 -e0 tee -a "$LOGFILE" >&2)
fi

echo -e "PiShrink $version - https://github.com/Drewsif/PiShrink\n"
echo -e "PiShrink $version - https://github.com/Drewsif/PiShrink mod CCA\n"

# Try and check for updates
if $update_check; then
Expand Down Expand Up @@ -352,7 +356,7 @@ else
logVariables $LINENO extra_space
for space in 5000 1000 100; do
if [[ $extra_space -gt $space ]]; then
minsize=$(($minsize + $space))
minsize=$(($minsize + $space + $libreelec))
break
fi
done
Expand Down Expand Up @@ -452,4 +456,4 @@ fi
aftersize=$(ls -lh "$img" | cut -d ' ' -f 5)
logVariables $LINENO aftersize

info "Shrunk $img from $beforesize to $aftersize"
info "Shrunk $img from $beforesize to $aftersize"