xref: /freebsd/contrib/ncurses/include/edit_cfg.sh (revision 9bc300465e48e19d794d88d0c158a2adb92c7197)
1#!/bin/sh
2# $Id: edit_cfg.sh,v 1.16 2022/07/16 18:02:32 tom Exp $
3##############################################################################
4# Copyright 2020,2022 Thomas E. Dickey                                       #
5# Copyright 1998-2001,2017 Free Software Foundation, Inc.                    #
6#                                                                            #
7# Permission is hereby granted, free of charge, to any person obtaining a    #
8# copy of this software and associated documentation files (the "Software"), #
9# to deal in the Software without restriction, including without limitation  #
10# the rights to use, copy, modify, merge, publish, distribute, distribute    #
11# with modifications, sublicense, and/or sell copies of the Software, and to #
12# permit persons to whom the Software is furnished to do so, subject to the  #
13# following conditions:                                                      #
14#                                                                            #
15# The above copyright notice and this permission notice shall be included in #
16# all copies or substantial portions of the Software.                        #
17#                                                                            #
18# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
19# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
20# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    #
21# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      #
22# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    #
23# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER        #
24# DEALINGS IN THE SOFTWARE.                                                  #
25#                                                                            #
26# Except as contained in this notice, the name(s) of the above copyright     #
27# holders shall not be used in advertising or otherwise to promote the sale, #
28# use or other dealings in this Software without prior written               #
29# authorization.                                                             #
30##############################################################################
31#
32# Author: Thomas E. Dickey <dickey@clark.net> 1996,1997,2000
33#
34# Edit the default value of the term.h file based on the autoconf-generated
35# values:
36#
37#	$1 = ncurses_cfg.h
38#	$2 = term.h
39#
40BAK=save$$
41TMP=edit$$
42trap "rm -f $BAK $TMP; exit 1" 1 2 3 15
43trap "rm -f $BAK $TMP" 0
44for name in \
45	HAVE_TCGETATTR \
46	HAVE_TERMIOS_H \
47	HAVE_TERMIO_H \
48	BROKEN_LINKER
49do
50	mv "$2" "$BAK"
51	if ( grep "[ 	]${name}[ 	]" "$1" >$TMP 2>&1 )
52	then
53		value=1
54	else
55		value=0
56	fi
57	echo '** edit: '$name $value
58	sed \
59		-e "s@#define ${name}.*\$@#define $name $value@" \
60		-e "s@#if $name\$@#if $value /* $name */@" \
61		-e "s@#if !$name\$@#if $value /* !$name */@" \
62		"$BAK" >"$2"
63	if (cmp -s "$2" "$BAK")
64	then
65		mv "$BAK" "$2"
66	else
67		rm -f "$BAK"
68	fi
69done
70