buildtools/compare_generated.sh

   1 #!/bin/sh
   2
   3 # compare the generated files from a waf
   4
   5 old_build=$HOME/samba_old
   6
   7 gen_files=$(cd bin/default && find . -type f -name '*.[ch]')
   8
   9 2>&1
  10
  11 strip_file()
  12 {
  13     in_file=$1
  14     out_file=$2
  15     cat $in_file |
  16                    grep -v 'The following definitions come from' |
  17                    grep -v 'Automatically generated at' |
  18                    grep -v 'Generated from' |
  19                    sed 's|/home/tnagy/samba/source4||g' |
  20                    sed 's|/home/tnagy/samba/|../|g' |
  21                    sed 's|bin/default/source4/||g' |
  22                    sed 's|bin/default/|../|g' |
  23                    sed 's/define _____/define ___/g' |
  24                    sed 's/define __*/define _/g' |
  25                    sed 's/define _DEFAULT_/define _/g' |
  26                    sed 's/define _SOURCE4_/define ___/g' |
  27                    sed 's/define ___/define _/g' |
  28                    sed 's/ifndef ___/ifndef _/g' |
  29                    sed 's|endif /* ____|endif /* __|g' |
  30                    sed s/__DEFAULT_SOURCE4/__/ |
  31                    sed s/__DEFAULT_SOURCE4/__/ |
  32                    sed s/__DEFAULT/____/           > $out_file
  33 }
  34
  35 compare_file()
  36 {
  37     f=$f
  38     bname=$(basename $f)
  39     t1=/tmp/$bname.old.$$
  40     t2=/tmp/$bname.new.$$
  41     strip_file $old_build/$f $t1
  42     strip_file bin/default/$f     $t2
  43     diff -u -b $t1 $t2 2>&1
  44     rm -f $t1 $t2
  45 }
  46
  47 for f in $gen_files; do
  48     compare_file $f
  49 done
  50