debian-cd-clone/tools/calc

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#!/bin/sh
# This script tries to get good estimations into the .calc files at
# boot/$CODENAME/boot-$ARCH.calc, so you can use it whenever you want to
# update these .calc files with more recent estimations.
# It uses info taken from the temporary dir of a previous build for $ARCH,
# $CODENAME. This doesn't need to be a full build, you can get the needed
# stuff by running a build.sh with something like:
# IMAGETARGET="ok bootable upgrade bin-infos bin-list"
# Temporary directory of the previous build.
BDIR="$TDIR/$CODENAME-$ARCH"
#Get info from older build if it exists
if [ -d "$BDIR" ];
then
echo Estimated sizes:
rm -f "boot/$CODENAME/boot-$ARCH.calc"
for i in `du -sm "$BDIR"/CD[0123456789]* |
sed -n 's/^\([0-9]\+\).*CD\([0-9]\+\)/\2=\1/p'`
do
#space used by boot images in megs (this has an error of up to a mega)
if [ -d "$BDIR/boot${i%=*}" ]
then
imgdu=`du -sm "$BDIR/boot${i%=*}" |
sed -n 's/^\([0-9]\+\).*/\1/p'`
else
imgdu=1
fi
#add it all up and write it to the .calc file
echo BOOT_SIZE_${i%=*}=${i#*=}+$imgdu
echo BOOT_SIZE_${i%=*}=$((${i#*=}+$imgdu)) >> "boot/$CODENAME/boot-$ARCH.calc"
case "$ARCH" in
m68k) echo SIZE_MULT_${i%=*}=97 >> "boot/$CODENAME/boot-$ARCH.calc";;
esac
done
fi
#Use different corrections depending on the size of the ISO
if [ -n "$SIZELIMIT1" ] && [ "$SIZELIMIT1" -gt 1000000000 ] ||
[ -n "$SIZELIMIT" ] && [ "$SIZELIMIT" -gt 1000000000 ] ||
[ -n "$DEFBINSIZE" ] && [ "$DEFBINSIZE" -gt 1000 ]
then
case "$ARCH" in
powerpc) echo SIZE_MULT_1=92 >> "boot/$CODENAME/boot-$ARCH.calc";;
esac
else
case "$ARCH" in
powerpc) echo SIZE_MULT_1=96 >> "boot/$CODENAME/boot-$ARCH.calc";;
esac
fi