source/script/yacc_compile.sh

   1 #!/bin/sh
   2
   3 YACC="$1"
   4 SRC="$2"
   5 DEST="$3"
   6
   7 dir=`dirname $SRC`
   8 file=`basename $SRC`
   9 base=`basename $SRC .y`
  10 if [ -z "$YACC" ]; then
  11         echo "yacc not found"
  12         exit;
  13 fi
  14 if [ -r $DEST ]; then
  15         if [ x`find $SRC -newer $DEST -print` != x$SRC ]; then
  16                 exit;
  17         fi
  18 fi
  19 TOP=`pwd`
  20 if cd $dir && $YACC -d $file; then
  21         if [ -r y.tab.h -a -r y.tab.c ];then
  22                 echo "move files"
  23                 sed -e "/^#/!b" -e "s|y\.tab\.h|$base.h|" y.tab.h > $base.h
  24                 sed '/^#/ s|y\.tab\.c|$base.c|' y.tab.c > $base.c
  25                 rm -f y.tab.c y.tab.h
  26         fi
  27 fi
  28 cd $TOP