mkbuiltins revision 1556
1#!/bin/sh - 2# 3# Copyright (c) 1991, 1993 4# The Regents of the University of California. All rights reserved. 5# 6# This code is derived from software contributed to Berkeley by 7# Kenneth Almquist. 8# 9# Redistribution and use in source and binary forms, with or without 10# modification, are permitted provided that the following conditions 11# are met: 12# 1. Redistributions of source code must retain the above copyright 13# notice, this list of conditions and the following disclaimer. 14# 2. Redistributions in binary form must reproduce the above copyright 15# notice, this list of conditions and the following disclaimer in the 16# documentation and/or other materials provided with the distribution. 17# 3. All advertising materials mentioning features or use of this software 18# must display the following acknowledgement: 19# This product includes software developed by the University of 20# California, Berkeley and its contributors. 21# 4. Neither the name of the University nor the names of its contributors 22# may be used to endorse or promote products derived from this software 23# without specific prior written permission. 24# 25# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35# SUCH DAMAGE. 36# 37# @(#)mkbuiltins 8.1 (Berkeley) 5/31/93 38 39temp=/tmp/ka$$ 40havejobs=0 41if grep '^#define JOBS[ ]*1' shell.h > /dev/null 42then havejobs=1 43fi 44exec > obj/builtins.c 45cat <<\! 46/* 47 * This file was generated by the mkbuiltins program. 48 */ 49 50#include "shell.h" 51#include "builtins.h" 52 53! 54awk '/^[^#]/ {if('$havejobs' || $2 != "-j") print $0}' builtins | 55 sed 's/-j//' > $temp 56awk '{ printf "int %s();\n", $1}' $temp 57echo ' 58int (*const builtinfunc[])() = {' 59awk '/^[^#]/ { printf "\t%s,\n", $1}' $temp 60echo '}; 61 62const struct builtincmd builtincmd[] = {' 63awk '{ for (i = 2 ; i <= NF ; i++) { 64 printf "\t\"%s\", %d,\n", $i, NR-1 65 }}' $temp 66echo ' NULL, 0 67};' 68 69exec > obj/builtins.h 70cat <<\! 71/* 72 * This file was generated by the mkbuiltins program. 73 */ 74 75#include <sys/cdefs.h> 76! 77tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ < $temp | 78 awk '{ printf "#define %s %d\n", $1, NR-1}' 79echo ' 80struct builtincmd { 81 char *name; 82 int code; 83}; 84 85extern int (*const builtinfunc[])(); 86extern const struct builtincmd builtincmd[];' 87rm -f $temp 88