#!@SHELL@
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#
# Author: Thomas E. Dickey 1996,2000
#
# $Id: run_tic.in,v 1.15 2003/09/06 22:31:44 Dan.Kegel Exp $
# This script is used to install terminfo.src using tic.  We use a script
# because the path checking is too awkward to do in a makefile.
#
# Assumes:
#	The leaf directory names (lib, tabset, terminfo)
#
echo '** Building terminfo database, please wait...'
#
# The script is designed to be run from the misc/Makefile as
#	make install.data

: ${suffix=@PROG_EXT@}
: ${DESTDIR=@DESTDIR@}
: ${prefix=@prefix@}
: ${exec_prefix=@exec_prefix@}
: ${bindir=@bindir@}
: ${top_srcdir=@top_srcdir@}
: ${srcdir=@srcdir@}
: ${datadir=@datadir@}
: ${ticdir=@TERMINFO@}
: ${source=@TERMINFO_SRC@}
: ${LN_S="@LN_S@"}
: ${THAT_CC=cc}
: ${THIS_CC=cc}

test -z "${DESTDIR}" && DESTDIR=

# Allow tic to run either from the install-path, or from the build-directory.
# Do not do this if we appear to be cross-compiling.  In that case, we rely
# on the host's copy of tic to compile the terminfo database.
if test "$THAT_CC" = "$THIS_CC" ; then
case "$PATH" in
:*) PATH=../progs:../lib:${DESTDIR}$bindir$PATH ;;
*) PATH=../progs:../lib:${DESTDIR}$bindir:$PATH ;;
esac
export PATH
SHLIB="sh $srcdir/shlib"
else
# Cross-compiling, so don't set PATH or run shlib.
SHLIB=
fi

#
# set another env var that doesn't get reset when `shlib' runs, so `shlib' uses
# the PATH we just set.
#
NEWPATH=$PATH
export NEWPATH
PROG_BIN_DIR=${DESTDIR}$bindir
export PROG_BIN_DIR

TERMINFO=${DESTDIR}$ticdir ; export TERMINFO
umask 022

# Construct the name of the old (obsolete) pathname, e.g., /usr/lib/terminfo.
TICDIR=`echo $TERMINFO | sed -e 's%/share/%/lib/%'`

# Remove the old terminfo stuff; we don't care if it existed before, and it
# would generate a lot of confusing error messages if we tried to overwrite it.
# We explicitly remove its contents rather than the directory itself, in case
# the directory is actually a symbolic link.
( cd $TERMINFO && rm -fr ? 2>/dev/null )

# If we're not installing into /usr/share/, we'll have to adjust the location
# of the tabset files in terminfo.src (which are in a parallel directory).
TABSET=`echo $ticdir | sed -e 's%/terminfo$%/tabset%'`
if test "x$TABSET" != "x/usr/share/tabset" ; then
	echo '** adjusting tabset paths'
	TMP=${TMPDIR-/tmp}/$$
	sed -e s%/usr/share/tabset%$TABSET%g $source >$TMP
	trap "rm -f $TMP" 0 1 2 5 15
	source=$TMP
fi

cat <<EOF
Running tic to install $TERMINFO ...

	You may see messages regarding unknown capabilities, e.g., AX.
	These are extended terminal capabilities which can be compiled
	using
		tic -x
	Read the INSTALL document before doing this - it can cause
	problems for older ncurses applications.

EOF
if ( $SHLIB tic$suffix -s -o $TERMINFO $source )
then
	echo '** built new '$TERMINFO
else
	echo '? tic could not build '$TERMINFO
	exit 1
fi

# Make a symbolic link to provide compatibility with applications that expect
# to find terminfo under /usr/lib.  That is, we'll _try_ to do that.  Not
# all systems support symbolic links, and those that do provide a variety
# of options for 'test'.
if test "$TICDIR" != "$TERMINFO" ; then
	( rm -f $TICDIR 2>/dev/null )
	if ( cd $TICDIR 2>/dev/null )
	then
		cd $TICDIR
		TICDIR=`pwd`
		if test $TICDIR != $TERMINFO ; then
			# Well, we tried.  Some systems lie to us, so the
			# installer will have to double-check.
			echo "Verify if $TICDIR and $TERMINFO are the same."
			echo "The new terminfo is in $TERMINFO; the other should be a link to it."
			echo "Otherwise, remove $TICDIR and link it to $TERMINFO."
		fi
	else
		cd ${DESTDIR}$prefix
		# Construct a symbolic link that only assumes $ticdir has the
		# same $prefix as the other installed directories.
		RELATIVE=`echo $ticdir|sed -e 's%^'$prefix'/%%'`
		if test "$RELATIVE" != "$ticdir" ; then
			RELATIVE=../`echo $ticdir|sed -e 's%^'$prefix'/%%' -e 's%^/%%'`
		fi
		if ( @LN_S@ $RELATIVE $TICDIR )
		then
			echo '** sym-linked '$TICDIR' for compatibility'
		else
			echo '** could not sym-link '$TICDIR' for compatibility'
		fi
	fi
fi
