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Diffstat (limited to 'usr.bin/yacc/yyfix.sh')
-rw-r--r-- | usr.bin/yacc/yyfix.sh | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/usr.bin/yacc/yyfix.sh b/usr.bin/yacc/yyfix.sh new file mode 100644 index 0000000..29085f9 --- /dev/null +++ b/usr.bin/yacc/yyfix.sh @@ -0,0 +1,71 @@ +#!/bin/sh - +# +# Copyright (c) 1990 The Regents of the University of California. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. All advertising materials mentioning features or use of this software +# must display the following acknowledgement: +# This product includes software developed by the University of +# California, Berkeley and its contributors. +# 4. Neither the name of the University nor the names of its contributors +# may be used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# @(#)yyfix.sh 5.2 (Berkeley) 5/12/90 +# +OLDYACC="yyexca yyact yypact yypgo yyr1 yyr2 yychk yydef" +NEWYACC="yylhs yylen yydefred yydgoto yysindex yyrindex yygindex \ + yytable yycheck" + +file=$1 +>$file +shift + +if [ $# -eq 0 ] ; then + if grep yylhs y.tab.c > /dev/null ; then + if grep yyname y.tab.c > /dev/null ; then + NEWYACC="$NEWYACC yyname" + fi + if grep yyrule y.tab.c > /dev/null ; then + NEWYACC="$NEWYACC yyrule" + fi + set $NEWYACC + else + set $OLDYACC + fi +fi + +for i +do +ed - y.tab.c << END +/^\(.*\)$i[ ]*\[]/s//extern \1 $i[];\\ +\1 $i []/ +.ka +/}/kb +'br $file +'a,.w $file +'a,.d +w +q +END +done |