mollusk/void-mklive
mollusk/void-mklive
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Switch to truncate to allocate storage for images

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Works in low memory situations
This commit is contained in:
Toyam Cox 2016-01-12 18:13:03 -05:00
parent 6653bb6057
commit a25ec4a9b0
2 changed files with 4 additions and 4 deletions
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2
mkimage.sh.in
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@ -131,7 +131,7 @@ case "$DD_VERSION" in
esac esac
info_msg "Creating disk image ($IMGSIZE) ..." info_msg "Creating disk image ($IMGSIZE) ..."
dd if=/dev/zero of=$FILENAME bs=$IMGSIZE count=1 ${DD_SPARSE} >/dev/null 2>&1 truncate -s "${IMGSIZE}M" $FILENAME >/dev/null 2>&1
ROOTFSDIR=$(mktemp -d) ROOTFSDIR=$(mktemp -d)

6
mklive.sh.in
View File

@ -200,7 +200,7 @@ generate_grub_efi_boot() {
modprobe -q loop || : modprobe -q loop || :
# Create EFI vfat image. # Create EFI vfat image.
dd if=/dev/zero of=$GRUB_DIR/efiboot.img bs=1024 count=16384 >/dev/null 2>&1 truncate -s 16M $GRUB_DIR/efiboot.img >/dev/null 2>&1
mkfs.vfat -F12 -S 512 -n "grub_uefi" "$GRUB_DIR/efiboot.img" >/dev/null 2>&1 mkfs.vfat -F12 -S 512 -n "grub_uefi" "$GRUB_DIR/efiboot.img" >/dev/null 2>&1
GRUB_EFI_TMPDIR="$(mktemp --tmpdir=$HOME -d)" GRUB_EFI_TMPDIR="$(mktemp --tmpdir=$HOME -d)"
@ -249,8 +249,8 @@ generate_squashfs() {
ROOTFS_FREESIZE="$((ROOTFS_SIZE/6))" ROOTFS_FREESIZE="$((ROOTFS_SIZE/6))"
fi fi
mkdir -p "$BUILDDIR/tmp/LiveOS" mkdir -p "$BUILDDIR/tmp/LiveOS"
dd if=/dev/zero of="$BUILDDIR/tmp/LiveOS/ext3fs.img" \ truncate -s "$((ROOTFS_SIZE+ROOTFS_FREESIZE))M" \
bs="$((ROOTFS_SIZE+ROOTFS_FREESIZE))M" count=1 >/dev/null 2>&1 $BUILDDIR/tmp/LiveOS/ext3fs.img >/dev/null 2>&1
mkdir -p "$BUILDDIR/tmp-rootfs" mkdir -p "$BUILDDIR/tmp-rootfs"
mkfs.ext3 -F -m1 "$BUILDDIR/tmp/LiveOS/ext3fs.img" >/dev/null 2>&1 mkfs.ext3 -F -m1 "$BUILDDIR/tmp/LiveOS/ext3fs.img" >/dev/null 2>&1
mount -o loop "$BUILDDIR/tmp/LiveOS/ext3fs.img" "$BUILDDIR/tmp-rootfs" mount -o loop "$BUILDDIR/tmp/LiveOS/ext3fs.img" "$BUILDDIR/tmp-rootfs"