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#!/bin/sh -
# Copyright (c) 1991, 1993
# The Regents of the University of California. All rights reserved.
# Copyright (c) 1997-2005
# Herbert Xu <herbert@gondor.apana.org.au>. All rights reserved.
#
# This code is derived from software contributed to Berkeley by
# Kenneth Almquist.
#
# 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. 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.
#
# @(#)mktokens 8.1 (Berkeley) 5/31/93
# The following is a list of tokens. The second column is nonzero if the
# token marks the end of a list. The third column is the name to print in
# error messages.
cat > /tmp/ka$$ <<\!
TEOF 1 end of file
TNL 0 newline
TSEMI 0 ";"
TBACKGND 0 "&"
TAND 0 "&&"
TOR 0 "||"
TPIPE 0 "|"
TLP 0 "("
TRP 1 ")"
TENDCASE 1 ";;"
TENDBQUOTE 1 "`"
TREDIR 0 redirection
TWORD 0 word
TNOT 0 "!"
TCASE 0 "case"
TDO 1 "do"
TDONE 1 "done"
TELIF 1 "elif"
TELSE 1 "else"
TESAC 1 "esac"
TFI 1 "fi"
TFOR 0 "for"
TIF 0 "if"
TIN 0 "in"
TTHEN 1 "then"
TUNTIL 0 "until"
TWHILE 0 "while"
TBEGIN 0 "{"
TEND 1 "}"
!
nl=`wc -l /tmp/ka$$`
exec > token.h
awk '{print "#define " $1 " " NR-1}' /tmp/ka$$
exec > token_vars.h
echo '
/* Array indicating which tokens mark the end of a list */
static const char tokendlist[] = {'
awk '{print "\t" $2 ","}' /tmp/ka$$
echo '};
static const char *const tokname[] = {'
sed -e 's/"/\\"/g' \
-e 's/[^ ]*[ ][ ]*[^ ]*[ ][ ]*\(.*\)/ "\1",/' \
/tmp/ka$$
echo '};
'
sed 's/"//g' /tmp/ka$$ | awk '
/TNOT/{print "#define KWDOFFSET " NR-1; print "";
print "static const char *const parsekwd[] = {"}
/TNOT/,/neverfound/{if (last) print " \"" last "\","; last = $3}
END{print " \"" last "\"\n};"}'
rm /tmp/ka$$
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