139 lines
3.5 KiB
Bash
Executable File
139 lines
3.5 KiB
Bash
Executable File
#!/bin/sh -
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# $NetBSD: mkops,v 1.11 2020/12/31 16:19:05 rillig Exp $
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#
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# Copyright (c) 2011 The NetBSD Foundation, Inc.
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# All rights reserved.
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#
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# This code is derived from software contributed to The NetBSD Foundation
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# by Christos Zoulas.
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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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#
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# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# allow AWK to be overridden
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: "${AWK:=awk}"
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while getopts ch f
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do
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case $f in
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c)
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v=c;;
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h)
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v=h;;
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*)
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echo "Usage: $0 -c|-h";;
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esac
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done
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# shellcheck disable=SC2003
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shift "$(expr ${OPTIND} - 1)"
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# shellcheck disable=SC2016
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$AWK -F' ' -v v=$v '
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function println(s)
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{
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printf("%s\n", s);
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}
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function display(fmt, last, comment)
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{
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printf(fmt, last);
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if (comment != "")
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printf("\t/* pseudo op not used in trees */");
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println("");
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}
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BEGIN {
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print "/* Automatically generated file; do not edit */";
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if (v == "h") {
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println("typedef enum {");
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FIRST = "";
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LAST = "";
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LASTCOMMENT= "";
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}
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if (v == "c") {
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println("#include <sys/types.h>");
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println("#include \"op.h\"");
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println("#include \"param.h\"");
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println("#ifndef __arraycount");
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println("#define __arraycount(a) (sizeof(a) / sizeof(a[0]))");
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println("#endif /* __arraycount */");
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println("mod_t modtab[NOPS];");
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println("static const struct {");
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println("\tmod_t\tm;");
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println("\tunsigned char\tok;");
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println("} imods[] = {");
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}
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}
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{
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if (v == "h") {
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if (LAST != "") {
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if (FIRST == "") {
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display("\t%s\t= 0,", LAST, LASTCOMMENT);
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} else {
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display("\t%s,", LAST, LASTCOMMENT);
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}
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}
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FIRST = LAST;
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LAST = $2;
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LASTCOMMENT = $4;
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}
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if (v == "c") {
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if ($3 == "X") {
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m = "0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,";
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act = 0;
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} else {
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m = $3;
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act = 1;
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}
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printf("\t{ /* %s */\t{ %s \"%s\" }, %d },\n", $2, m, $1, act);
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}
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}
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END {
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if (v == "h") {
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display("\t%s,", LAST, LASTCOMMENT);
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printf("#define\tNOPS\t((int)%s + 1)\n", LAST);
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println("} op_t;");
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println("const char *getopname(op_t);");
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println("void initmtab(void);");
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}
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if (v == "c") {
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println("};");
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println("const char *");
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println("getopname(op_t op) {");
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println("\treturn imods[op].m.m_name;");
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println("}");
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println("void");
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println("initmtab(void)");
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println("{");
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println("\tsize_t i;");
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println("");
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println("\tfor (i = 0; i < __arraycount(imods); i++)");
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println("\t\tif (imods[i].ok)");
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println("\t\t\tmodtab[i] = imods[i].m;");
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println("}");
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}
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}
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' "$@"
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