Initial import.

1 files changed, 96 insertions, 0 deletions

diff --git a/src/mktokens b/src/mktokens
new file mode 100644
index 0000000..d400275
--- /dev/null
+++ b/src/mktokens
@@ -0,0 +1,96 @@
+#!/bin/sh -
+#	$NetBSD: mktokens,v 1.9 1999/07/09 03:05:50 christos Exp $
+#
+# Copyright (c) 1991, 1993
+#	The Regents of the University of California.  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. 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.
+#
+#	@(#)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$$
+echo '
+/* Array indicating which tokens mark the end of a list */
+const char tokendlist[] = {'
+awk '{print "\t" $2 ","}' /tmp/ka$$
+echo '};
+
+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$$