You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
67 lines
1.4 KiB
67 lines
1.4 KiB
#!/bin/bash |
|
|
|
if [ $# -ne 2 ] |
|
then |
|
echo "usage: bloatcheck old new" |
|
exit 1 |
|
fi |
|
|
|
addline() |
|
{ |
|
NEXT="$(printf "%s% $((50-${#LASTNAME}))d% 10d %10d" "$LASTNAME" "$OLD" "$NEW" "$DELTA")" |
|
[ -z "$STUFF" ] && |
|
STUFF="$NEXT" || |
|
STUFF="$(printf "%s\n%s" "$STUFF" "$NEXT")" |
|
} |
|
|
|
do_bloatcheck() |
|
{ |
|
LASTNAME= |
|
DELTA=0 |
|
TOTAL=0 |
|
OLD=0 |
|
NEW=0 |
|
STUFF= |
|
|
|
printf "name% 46s% 10s% 11s\n" old new delta |
|
echo "-----------------------------------------------------------------------" |
|
while read a b c d |
|
do |
|
THISNAME=$(echo "$d" | sed 's/[.][0-9]*$//') |
|
|
|
if [ "$LASTNAME" != "$THISNAME" ] |
|
then |
|
TOTAL=$(($TOTAL+$DELTA)) |
|
[ $DELTA -ne 0 ] && addline |
|
LASTNAME="$THISNAME" |
|
DELTA=0 |
|
OLD=0 |
|
NEW=0 |
|
fi |
|
|
|
SIZE=$(printf "%d" "0x$b") |
|
if [ "$a" == "-" ] |
|
then |
|
OLD=$(($OLD+$SIZE)) |
|
SIZE=$((-1*$SIZE)) |
|
else |
|
NEW=$(($NEW+$SIZE)) |
|
fi |
|
DELTA=$(($DELTA+$SIZE)) |
|
done |
|
|
|
TOTAL=$(($TOTAL+$DELTA)) |
|
[ $DELTA -ne 0 ] && addline |
|
|
|
echo "$STUFF" | sort -k4,4nr |
|
echo "-----------------------------------------------------------------------" |
|
printf "% 71d total\n" "$TOTAL" |
|
} |
|
|
|
DIFF1=`mktemp base.XXXXXXX` |
|
DIFF2=`mktemp bloat.XXXXXXX` |
|
trap "rm $DIFF1 $DIFF2" EXIT |
|
nm --size-sort "$1" | sort -k3,3 > $DIFF1 |
|
nm --size-sort "$2" | sort -k3,3 > $DIFF2 |
|
diff -U 0 $DIFF1 $DIFF2 | tail -n +3 | sed -n 's/^\([-+]\)/\1 /p' \ |
|
| sort -k4,4 | do_bloatcheck
|
|
|