93 lines
2.8 KiB
Bash
93 lines
2.8 KiB
Bash
#!/bin/sh -
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# $NetBSD: mktokens,v 1.10 2003/08/22 11:22:23 agc Exp $
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#
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# Copyright (c) 1991, 1993
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# The Regents of the University of California. All rights reserved.
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#
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# This code is derived from software contributed to Berkeley by
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# Kenneth Almquist.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. Neither the name of the University nor the names of its contributors
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# may be used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# @(#)mktokens 8.1 (Berkeley) 5/31/93
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# The following is a list of tokens. The second column is nonzero if the
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# token marks the end of a list. The third column is the name to print in
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# error messages.
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cat > /tmp/ka$$ <<\!
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TEOF 1 end of file
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TNL 0 newline
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TSEMI 0 ";"
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TBACKGND 0 "&"
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TAND 0 "&&"
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TOR 0 "||"
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TPIPE 0 "|"
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TLP 0 "("
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TRP 1 ")"
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TENDCASE 1 ";;"
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TENDBQUOTE 1 "`"
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TREDIR 0 redirection
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TWORD 0 word
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TIF 0 "if"
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TTHEN 1 "then"
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TELSE 1 "else"
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TELIF 1 "elif"
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TFI 1 "fi"
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TWHILE 0 "while"
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TUNTIL 0 "until"
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TFOR 0 "for"
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TDO 1 "do"
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TDONE 1 "done"
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TBEGIN 0 "{"
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TEND 1 "}"
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TCASE 0 "case"
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TESAC 1 "esac"
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TNOT 0 "!"
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!
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nl=`wc -l /tmp/ka$$`
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exec > token.h
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awk '{print "#define " $1 " " NR-1}' /tmp/ka$$
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echo '
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/* Array indicating which tokens mark the end of a list */
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const char tokendlist[] = {'
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awk '{print "\t" $2 ","}' /tmp/ka$$
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echo '};
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const char *const tokname[] = {'
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sed -e 's/"/\\"/g' \
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-e 's/[^ ]*[ ][ ]*[^ ]*[ ][ ]*\(.*\)/ "\1",/' \
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/tmp/ka$$
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echo '};
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'
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sed 's/"//g' /tmp/ka$$ | awk '
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/TIF/{print "#define KWDOFFSET " NR-1; print "";
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print "const char *const parsekwd[] = {"}
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/TIF/,/neverfound/{print " \"" $3 "\","}'
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echo ' 0
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};'
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rm /tmp/ka$$
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