1#!/bin/sh 2# $NetBSD: genhash,v 1.9 2017/01/11 20:53:52 roy Exp $ 3 4# Copyright (c) 2009, 2011 The NetBSD Foundation, Inc. 5# 6# This code is derived from software contributed to The NetBSD Foundation 7# by Roy Marples. 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# 18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29 30# Generate string and hash tables for our terminfo strings in term.h 31# We don't expose the hash or tables directly, but instead via functions. 32# This allows us to freely change how we hash or store our string tables 33# in the future. 34 35set -e 36: ${TOOL_AWK:=awk} 37: ${TOOL_NBPERF:=nbperf} 38: ${TOOL_SED:=sed} 39 40TERMH=${1:-term.h} 41 42genent() 43{ 44 local name=$1 NAME=$2 len= 45 46 # Calculate the maximum word length plus terminator 47 len=$($TOOL_SED -e "1,/enum TI${NAME}/d" -e '/};/,$d' \ 48 -e 's/.*TICODE_\([^,]*\).*/\1X/' $TERMH | \ 49 $TOOL_AWK \ 50 'BEGIN {L=0} {if (length($1)>L) L=length($1)} END {print L}') 51 52 echo 53 echo "static const char _ti_${name}ids[][${len}] = {" 54 $TOOL_SED -e "1,/enum TI${NAME}/d" -e '/};/,$d' \ 55 -e 's/.*TICODE_\([^,]*\).*/ "\1",/' $TERMH 56 echo "};" 57 echo 58 $TOOL_SED -e "1,/enum TI${NAME}/d" -e '/};/,$d' \ 59 -e 's/.*TICODE_\([^,]*\).*/\1/' $TERMH | \ 60 $TOOL_NBPERF -p -s -n _ti_${name}hash; 61 62 cat <<EOF 63 64const char * 65_ti_${name}id(ssize_t idx) 66{ 67 68 if ((size_t)idx >= __arraycount(_ti_${name}ids)) 69 return NULL; 70 return _ti_${name}ids[idx]; 71} 72 73ssize_t 74_ti_${name}index(const char *key) 75{ 76 uint32_t idx; 77 78 idx = _ti_${name}hash((const unsigned char *)key, strlen(key)); 79 if (idx >= __arraycount(_ti_${name}ids) || 80 strcmp(key, _ti_${name}ids[idx]) != 0) 81 return -1; 82 return idx; 83} 84EOF 85} 86 87cat <<EOF 88/* DO NOT EDIT 89 * Automatically generated from term.h */ 90 91#if HAVE_NBTOOL_CONFIG_H 92#include "nbtool_config.h" 93#endif 94 95#include <stdint.h> 96#include <stdlib.h> 97#include <string.h> 98#include <term_private.h> 99#include <term.h> 100EOF 101 102genent flag FLAG 103genent num NUM 104genent str STR 105