source4/heimdal_build/lexyacc.sh

   1 #!/bin/bash
   2
   3 # rebuild our heimdal lex/yacc files. Run this manually if you update heimdal
   4
   5 lexfiles="heimdal/lib/asn1/lex.l heimdal/lib/hx509/sel-lex.l heimdal/lib/com_err/lex.l"
   6 yaccfiles="heimdal/lib/asn1/asn1parse.y heimdal/lib/hx509/sel-gram.y heimdal/lib/com_err/parse.y"
   7
   8 set -e
   9
  10 LEX="lex"
  11 YACC="yacc"
  12
  13 top=$PWD
  14
  15 call_lex() {
  16     lfile="$1"
  17
  18     echo "Calling $LEX on $lfile"
  19
  20     dir=$(dirname $lfile)
  21     base=$(basename $lfile .l)
  22     cfile=$base".c"
  23     lfile=$base".l"
  24
  25     cd $dir
  26
  27     $LEX $lfile || exit 1
  28
  29     if [ -r lex.yy.c ]; then
  30         echo "#include \"config.h\"" > $base.c
  31         sed -e "s|lex\.yy\.c|$cfile|" lex.yy.c >> $base.c
  32         rm -f $base.yy.c
  33     elif [ -r $base.yy.c ]; then
  34         echo "#include \"config.h\"" > $base.c
  35         sed -e "s|$base\.yy\.c|$cfile|" $base.yy.c >> $base.c
  36         rm -f $base.yy.c
  37     elif [ -r $base.c ]; then
  38         mv $base.c $base.c.tmp
  39         echo "#include \"config.h\"" > $base.c
  40         sed -e "s|$base\.yy\.c|$cfile|" $base.c.tmp >> $base.c
  41         rm -f $base.c.tmp
  42     elif [ ! -r base.c ]; then
  43         echo "$base.c nor $base.yy.c nor lex.yy.c generated."
  44         exit 1
  45     fi
  46     cd $top
  47 }
  48
  49
  50 call_yacc() {
  51     yfile="$1"
  52
  53     echo "Calling $YACC on $yfile"
  54
  55     dir=$(dirname $yfile)
  56     base=$(basename $yfile .y)
  57     cfile=$base".c"
  58     yfile=$base".y"
  59
  60     cd $dir
  61
  62     $YACC -d $yfile || exit 1
  63     if [ -r y.tab.h -a -r y.tab.c ];then
  64         sed -e "/^#/!b" -e "s|y\.tab\.h|$cfile|" -e "s|\"$base.y|\"$cfile|"  y.tab.h > $base.h
  65         sed -e "s|y\.tab\.c|$cfile|" -e "s|\"$base.y|\"$cfile|" y.tab.c > $base.c
  66         rm -f y.tab.c y.tab.h
  67     elif [ ! -r $base.h -a ! -r $base.c]; then
  68         echo "$base.h nor $base.c generated."
  69         exit 1
  70     fi
  71     cd $top
  72 }
  73
  74
  75
  76 for lfile in $lexfiles; do
  77     call_lex $lfile
  78 done
  79
  80 for yfile in $yaccfiles; do
  81     call_yacc $yfile
  82 done