mktokens revision 1.11
1#!/bin/sh - 2# $NetBSD: mktokens,v 1.11 2008/10/19 22:10:04 apb Exp $ 3# 4# Copyright (c) 1991, 1993 5# The Regents of the University of California. All rights reserved. 6# 7# This code is derived from software contributed to Berkeley by 8# Kenneth Almquist. 9# 10# Redistribution and use in source and binary forms, with or without 11# modification, are permitted provided that the following conditions 12# are met: 13# 1. Redistributions of source code must retain the above copyright 14# notice, this list of conditions and the following disclaimer. 15# 2. Redistributions in binary form must reproduce the above copyright 16# notice, this list of conditions and the following disclaimer in the 17# documentation and/or other materials provided with the distribution. 18# 3. Neither the name of the University nor the names of its contributors 19# may be used to endorse or promote products derived from this software 20# without specific prior written permission. 21# 22# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32# SUCH DAMAGE. 33# 34# @(#)mktokens 8.1 (Berkeley) 5/31/93 35 36: ${AWK:=awk} 37 38# The following is a list of tokens. The second column is nonzero if the 39# token marks the end of a list. The third column is the name to print in 40# error messages. 41 42cat > /tmp/ka$$ <<\! 43TEOF 1 end of file 44TNL 0 newline 45TSEMI 0 ";" 46TBACKGND 0 "&" 47TAND 0 "&&" 48TOR 0 "||" 49TPIPE 0 "|" 50TLP 0 "(" 51TRP 1 ")" 52TENDCASE 1 ";;" 53TENDBQUOTE 1 "`" 54TREDIR 0 redirection 55TWORD 0 word 56TIF 0 "if" 57TTHEN 1 "then" 58TELSE 1 "else" 59TELIF 1 "elif" 60TFI 1 "fi" 61TWHILE 0 "while" 62TUNTIL 0 "until" 63TFOR 0 "for" 64TDO 1 "do" 65TDONE 1 "done" 66TBEGIN 0 "{" 67TEND 1 "}" 68TCASE 0 "case" 69TESAC 1 "esac" 70TNOT 0 "!" 71! 72nl=`wc -l /tmp/ka$$` 73exec > token.h 74${AWK} '{print "#define " $1 " " NR-1}' /tmp/ka$$ 75echo ' 76/* Array indicating which tokens mark the end of a list */ 77const char tokendlist[] = {' 78${AWK} '{print "\t" $2 ","}' /tmp/ka$$ 79echo '}; 80 81const char *const tokname[] = {' 82sed -e 's/"/\\"/g' \ 83 -e 's/[^ ]*[ ][ ]*[^ ]*[ ][ ]*\(.*\)/ "\1",/' \ 84 /tmp/ka$$ 85echo '}; 86' 87sed 's/"//g' /tmp/ka$$ | ${AWK} ' 88/TIF/{print "#define KWDOFFSET " NR-1; print ""; 89 print "const char *const parsekwd[] = {"} 90/TIF/,/neverfound/{print " \"" $3 "\","}' 91echo ' 0 92};' 93 94rm /tmp/ka$$ 95