mkbuiltins revision 1.12 
1#!/bin/sh -
2#	$NetBSD: mkbuiltins,v 1.12 1995/05/11 21:29:33 christos 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. All advertising materials mentioning features or use of this software
19#    must display the following acknowledgement:
20#	This product includes software developed by the University of
21#	California, Berkeley and its contributors.
22# 4. Neither the name of the University nor the names of its contributors
23#    may be used to endorse or promote products derived from this software
24#    without specific prior written permission.
25#
26# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36# SUCH DAMAGE.
37#
38#	@(#)mkbuiltins	8.2 (Berkeley) 5/4/95
39
40temp=/tmp/ka$$
41havejobs=0
42if grep '^#define JOBS[	 ]*1' shell.h > /dev/null
43then	havejobs=1
44fi
45havehist=1
46if [ "X$1" = "X-h" ]; then
47	havehist=0
48	shift
49fi
50objdir=$1
51exec > ${objdir}/builtins.c
52cat <<\!
53/*
54 * This file was generated by the mkbuiltins program.
55 */
56
57#include "shell.h"
58#include "builtins.h"
59
60!
61awk '/^[^#]/ {if(('$havejobs' || $2 != "-j") && ('$havehist' || $2 != "-h")) \
62    print $0}' builtins.def | sed 's/-j//' > $temp
63awk '{	printf "int %s();\n", $1}' $temp
64echo '
65int (*const builtinfunc[])() = {'
66awk '/^[^#]/ {	printf "\t%s,\n", $1}' $temp
67echo '};
68
69const struct builtincmd builtincmd[] = {'
70awk '{	for (i = 2 ; i <= NF ; i++) {
71		printf "\t{ \"%s\", %d },\n",  $i, NR-1
72	}}' $temp
73echo '	{ NULL, 0 }
74};'
75
76exec > ${objdir}/builtins.h
77cat <<\!
78/*
79 * This file was generated by the mkbuiltins program.
80 */
81
82#include <sys/cdefs.h>
83!
84tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ < $temp |
85	awk '{	printf "#define %s %d\n", $1, NR-1}'
86echo '
87struct builtincmd {
88      char *name;
89      int code;
90};
91
92extern int (*const builtinfunc[])();
93extern const struct builtincmd builtincmd[];'
94rm -f $temp
95