LXR busybox/size_single

   1#!/bin/bash
   2# The list of all applet config symbols
   3test -f include/applets.h || { echo "No include/applets.h file"; exit 1; }
   4apps="`
   5grep ^IF_ include/applets.h \
   6| grep -v ^IF_FEATURE_ \
   7| sed 's/IF_\([A-Z0-9._-]*\)(.*/\1/' \
   8| sort | uniq
   9`"
  10
  11test $# = 0 && set -- $apps
  12
  13mintext=999999999
  14for app; do
  15        b="busybox_${app}"
  16        test -f "$b" || continue
  17        text=`size "$b" | tail -1 | sed -e's/\t/ /g' -e's/^ *//' -e's/ .*//'`
  18        #echo "text from $app: $text"
  19        test x"${text//[0123456789]/}" = x"" || {
  20                echo "Can't get: size $b"
  21                exit 1
  22        }
  23        test $mintext -gt $text && {
  24                mintext=$text
  25                echo "# New mintext from $app: $mintext"
  26        }
  27        eval "text_${app}=$text"
  28done
  29
  30for app; do
  31        b="busybox_${app}"
  32        test -f "$b" || continue
  33        eval "text=\$text_${app}"
  34        echo "# $app adds $((text-mintext))"
  35done
  36
  37grep ^IF_ include/applets.h \
  38| grep -v ^IF_FEATURE_ \
  39| sed 's/, .*//' \
  40| sed 's/\t//g' \
  41| sed 's/ //g' \
  42| sed 's/(APPLET(/(/' \
  43| sed 's/(APPLET_[A-Z]*(/(/' \
  44| sed 's/(IF_[A-Z_]*(/(/' \
  45| sed 's/IF_\([A-Z0-9._-]*\)(\(.*\)/\1 \2/' \
  46| sort | uniq \
  47| while read app name; do
  48        b="busybox_${app}"
  49        test -f "$b" || continue
  50
  51        file=`grep -lF "bool \"$name" $(find -name '*.c') | xargs`
  52        # so far all such items are in .c files; if need to check Config.* files:
  53        #test "$file" || file=`grep -lF "bool \"$name" $(find -name 'Config.*') |  xargs`
  54        test "$file" || continue
  55        #echo "FILE:'$file'"
  56
  57        eval "text=\$text_${app}"
  58        sz=$((text-mintext))
  59        sz_kb=$((sz/1000))
  60        sz_frac=$(( (sz - sz_kb*1000) ))
  61        sz_f=$((sz_frac / 100))
  62
  63        echo -n "sed 's/bool \"$name"'[" ](*[0-9tinykbytes .]*)*"*$/'
  64        if test "$sz_kb" -ge 10; then
  65                echo -n "bool \"$name (${sz_kb} kb)\""
  66        elif test "$sz_kb" -gt 0 -a "$sz_f" = 0; then
  67                echo -n "bool \"$name (${sz_kb} kb)\""
  68        elif test "$sz_kb" -gt 0; then
  69                echo -n "bool \"$name ($sz_kb.${sz_f} kb)\""
  70        elif test "$sz" -ge 200; then
  71                echo -n "bool \"$name ($sz bytes)\""
  72        else
  73                echo -n "bool \"$name (tiny)\""
  74        fi
  75        echo "/' -i $file"
  76done
  77