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sync.sh: Don't regenerate _fs_contents from /dev/zero every time.

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This makes sync.sh run a lot faster, especially on slower machines.

Patch contributed by "pd"
This commit is contained in:
Andreas Kling 2019-05-04 02:50:10 +02:00
parent 8b249bd09b
commit 7aba0058ae
1 changed files with 14 additions and 4 deletions
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18
Kernel/sync.sh
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@ -2,10 +2,15 @@ if [ $(id -u) != 0 ]; then
echo "This needs to be run as root" echo "This needs to be run as root"
exit exit
fi fi
rm -vf _fs_contents.lock rm -vf _fs_contents.lock
rm -vf _fs_contents
dd if=/dev/zero of=_fs_contents bs=1M count=512 # If target filesystem image doesn't exist, create it.
mke2fs -I 128 _fs_contents if [ ! -f _fs_contents ]; then
dd if=/dev/zero of=_fs_contents bs=1M count=512
fi
mke2fs -F -I 128 _fs_contents
chown 1000:1000 _fs_contents chown 1000:1000 _fs_contents
mkdir -vp mnt mkdir -vp mnt
mount -o loop _fs_contents mnt/ mount -o loop _fs_contents mnt/
@ -64,5 +69,10 @@ ln -s Minesweeper mnt/bin/ms
cp -v ../Games/Snake/Snake mnt/bin/Snake cp -v ../Games/Snake/Snake mnt/bin/Snake
ln -s Snake mnt/bin/sn ln -s Snake mnt/bin/sn
cp -v kernel.map mnt/ cp -v kernel.map mnt/
sh sync-local.sh
# Run local sync script, if it exists
if [ -f sync-local.sh ]; then
sh sync-local.sh
fi
umount mnt || ( sleep 0.5 && sync && umount mnt ) umount mnt || ( sleep 0.5 && sync && umount mnt )