xref: /freebsd/contrib/ncurses/progs/capconvert (revision 57718be8fa0bd5edc11ab9a72e68cc71982939a6)
1#!/bin/sh
2##############################################################################
3# Copyright (c) 1998-2006,2011 Free Software Foundation, Inc.                #
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28##############################################################################
29# $Id: capconvert,v 1.5 2011/11/12 23:28:07 Robert.Millan Exp $
30#
31# capconvert -- automated conversion from termcap to terminfo
32#
33
34echo "This script tries to automatically set you up so that your applications"
35echo "that now use termcap can use terminfo and the ncurses library."
36echo ""
37
38# Note, except for telling if we're running under xterm we don't use TERM at
39# all.  This is because BSD users not infrequently have multiple termtypes
40# selected by conditionals in tset -- unless they're xterm users, in which
41# case they're on a workstation and probably don't.
42
43# Check to make sure TERMINFO is not already defined
44if test -n "$TERMINFO"
45then
46	echo "TERMINFO is already defined in your environment.  This means"
47	echo "you already have a local terminfo tree, so you do not need any"
48	echo "conversion."
49	if test ! -d $TERMINFO ; then
50		echo "Caution: TERMINFO does not point to a directory!"
51	fi
52	exit;
53fi
54
55# Check to see if terminfo is present in one of the standard locations.
56terminfo=no
57for p in $TERMINFO \
58	/usr/lib/terminfo \
59	/usr/share/lib/terminfo \
60	/usr/share/terminfo \
61	/usr/local/lib/terminfo \
62	/usr/local/share/terminfo
63do
64	if test -d $p ; then
65		terminfo=yes
66		break
67	fi
68done
69
70if test $terminfo = yes
71then
72	echo "Your system already has a system-wide terminfo tree."
73	echo ""
74	if test -z "$TERMCAP"
75	then
76		echo "You have no TERMCAP variable set, so we are done."
77		# Assumes the terminfo master covers all canned terminal types
78		exit;
79	fi
80	case $TERM in
81	xterm | xterm-*)
82		echo "You are running xterm, which usually sets TERMCAP itself."
83		echo "We can ignore this, because terminfo knows about xterm."
84		echo "So you will just use the system-wide terminfo tree."
85		exit
86		;;
87	*)
88		echo "We will have to make a local one for you anyway, to capture the effect"
89		echo "of your TERMCAP variable."
90		;;
91	esac
92else
93	echo "No system-wide terminfo tree.  We will make you a local one."
94fi
95echo "";
96
97# Check if test -x works (it's not portable, but useful)
98OPT="-x"
99TMP=test$$; touch $TMP && chmod 755 $TMP
100if test $OPT $TMP ; then
101	chmod 644 $TMP
102	test $OPT $TMP && OPT="-f"
103else
104	OPT="-f"
105fi
106rm -f $TMP
107
108# First step -- go find tic
109TIC=
110IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}:"
111for x in $PATH .
112do
113	if test $OPT $x/tic
114	then
115		TIC=$x/tic
116		break
117	fi
118done
119IFS="$ac_save_ifs"
120
121if test -n "$TIC"
122then
123	echo "I see tic at $TIC."
124	case $TIC in # (vi
125	./tic)
126		if test $OPT ../misc/shlib ; then
127			TIC="../misc/shlib $TIC"
128		fi
129		;;
130	esac
131else
132	echo "You do not have tic installed anywhere I can see, please fix that."
133	exit;
134fi
135echo "";
136
137# We have tic.  Either there's no system terminfo tree or there is one but
138# the user has a TERMCAP variable that may modify a stock description.
139#
140
141# Make the user a terminfo directory
142if test -d $HOME/.terminfo
143then
144	echo "It appears you already have a private terminfo directory"
145	echo "at $HOME/.terminfo; this seems odd, because TERMINFO"
146	echo "is not defined.  I am not going to second-guess this -- if you"
147	echo "really want me to try auto-configuring for you, remove or"
148	echo "rename $HOME/terminfo and run me again."
149	exit;
150else
151	echo "I am creating your private terminfo directory at $HOME/.terminfo"
152	mkdir $HOME/.terminfo
153	# Ensure that that's where tic's compilation results.
154	# This isn't strictly necessary with a 1.9.7 or later tic.
155	TERMINFO="$HOME/.terminfo"; export TERMINFO
156fi
157echo "";
158
159# Find a terminfo source to work from
160if test -f ../misc/terminfo.src
161then
162	echo "I see the terminfo master source is handy; I will use that."
163	master=../misc/terminfo.src
164else
165	# Ooops...looks like we're running from somewhere other than the
166	# progs directory of an ncurses source tree.
167	master=`find $HOME -name "*terminfo.src" -print`
168	mcount=`echo $master | wc -l`
169	case $mcount in
170	0)
171		echo "I can not find a terminfo source file anywhere under your home directory."
172		echo "There should be a file called terminfo.src somewhere in your"
173		echo "ncurses distribution; please put it in your home directotry"
174		echo "and run me again (it does not have to live there permanently)."
175		exit;
176	;;
177	1)
178		echo "I see a file called $master."
179		echo "I am going to assume this is the terminfo source included with"
180		echo "the ncurses distribution.  If this assumption is wrong, please"
181		echo "interrupt me now!  OK to continue?"
182		read ans;
183	;;
184	2)
185		echo "I see more than one possible terminfo source.  Here they are:"
186		echo $master | sed "/^/s//	/";
187		while :
188		do
189			echo "Please tell me which one to use:"
190			read master;
191			if test -f $master
192			then
193				break
194			else
195				echo "That file does not exist. Try again?";
196			fi
197		done
198	;;
199	esac
200fi
201echo "";
202
203# Now that we have a master, compile it into the local tree
204echo "OK, now I will make your private terminfo tree.  This may take a bit..."
205#
206# Kluge alert: we compile terminfo.src in two pieces because a lot of machines
207# with < 16MB RAM choke on tic's core-hog habits.
208trap "rm -f tsplit$$.*" 0 1 2 5 15
209sed -n $master \
210	-e '1,/SPLIT HERE/w 'tsplit$$.01 \
211	-e '/SPLIT HERE/,$w 'tsplit$$.02 \
212	2>/dev/null
213for x in tsplit$$.*; do eval $TIC $x; done
214rm tsplit$$.*
215trap 0 1 2 5 15
216#
217echo "You now have a private tree under $HOME/.terminfo;"
218echo "the ncurses library will automatically read from it,"
219echo "and ncurses tic will automatically compile entries to it."
220
221# We're done unless user has a .termcap file or equivalent named by TERMCAP
222if test -z "$TERMCAP"
223then
224	echo "You have no TERMCAP set, so we are done."
225fi
226
227# OK, here comes the nasty case...user has a TERMCAP.  Instead of
228# trying to follow all the convolutions of the relationship between
229# TERM and TERMCAP (partly because it's too painful, and partly because
230# we don't actually know what TERM will be nor even if it always has
231# the same value for this user) we do the following three steps...
232
233if test -f $HOME/.termcap
234then
235	echo 'I see you have a $HOME/.termcap file.  I will compile that.'
236	eval $TIC $HOME/.termcap
237	echo "Done."
238	echo "Note that editing $HOME/.termcap will no longer change the data curses sees."
239elif test -f "$TERMCAP"
240then
241	echo "Your TERMCAP names the file $TERMCAP.  I will compile that."
242	eval $TIC $TERMCAP
243	echo "Done."
244	echo "Note that editing $TERMCAP will no longer change the data curses sees."
245else
246	echo "Your TERMCAP value appears to be an entry in termcap format."
247	echo "I will compile it."
248	echo $TERMCAP >myterm$$
249	eval $TIC myterm$$
250	rm myterm$$
251	echo "Done."
252	echo "Note that editing TERMCAP will no longer change the data curses sees."
253fi
254echo "To do that, decompile the terminal decription you want with infocmp(1),"
255echo "edit to taste, and recompile using tic(1)."
256
257# capconvert ends here
258
259