#! /bin/sh
# useanswers [-v] answers makeinc substs config.make
# this is an undocumented interface which may change; use at your own risk

uaverbose=no
case "$1" in
-v)	uaverbose=yes ; shift	;;
esac

uaans="$1"
uamakeinc="$2"
uasubsts="$3"
uacm="$4"

tf=/tmp/ua$$

if test ! -r $uaans
then
	echo "$0: unable to read \`$uaans'" >&2
	exit 1
fi
. $uaans

test " $uaverbose" = " yes" && echo "building $uamakeinc..."
(
	echo "# makefile substitutions file"
	echo "# how to include ../include/config.make"
	case "$include" in
	svr4)	echo 'INCLUDE		include ../include/config.make' ;;
	bsd|noway)	echo 'INCLUDE		.include "../include/config.make"' ;;
	*)	echo 'Internal error, aborting...' >&2
		exit 1
		;;
	esac
) >$tf
if cmp $tf $uamakeinc >/dev/null 2>/dev/null
then
	echo "unchanged, old one left in place"
else
	>$uamakeinc
	if test ! -w $uamakeinc
	then
		echo "$0: unable to create \`$uamakeinc'; aborting" >&2
		exit 1
	fi
	cp $tf $uamakeinc || exit 1
fi

test " $uaverbose" = " yes" && echo "building $uasubsts..."
(
	echo "# general substitutions file"
	echo "NEWSBIN	$newsbin"
	echo "NEWSCTL	$newsctl"
	echo "NEWSARTS	$newsarts"
	echo "NEWSOV	$newsov"
	echo "NEWSPATH	$newspath"
	echo "NEWSUMASK	$newsumask"
	echo "NEWSCONFIG	$newsconfig"
) >$tf
if cmp $tf $uasubsts >/dev/null 2>/dev/null
then
	echo "unchanged, old one left in place"
else
	>$uasubsts
	if test ! -w $uasubsts
	then
		echo "$0: unable to create \`$uasubsts'; aborting" >&2
		exit 1
	fi
	cp $tf $uasubsts || exit 1
fi

test " $uaverbose" = " yes" && echo "building $uacm..."
(
	echo "# make header file"
	echo "# pathname variables"
	echo "# =()<NEWSARTS=@<NEWSARTS>@>()="
	echo "NEWSARTS=$newsarts"
	echo "# =()<NEWSOV=@<NEWSOV>@>()="
	echo "NEWSOV=$newsov"
	echo "# =()<NEWSBIN=@<NEWSBIN>@>()="
	echo "NEWSBIN=$newsbin"
	echo "# =()<NEWSCTL=@<NEWSCTL>@>()="
	echo "NEWSCTL=$newsctl"
	echo "# =()<NEWSCONFIG=@<NEWSCONFIG>@>()="
	echo "NEWSCONFIG=$newsconfig"
	echo
	echo "# workaround for System V make bug"
	echo "SHELL=/bin/sh"
	echo
	echo "# directories where things go"
	echo "UIBIN=$bin"
	echo "RBIN=$rbin"
	echo
	echo "# compilation stuff"
	echo "# LIB is for makefile dependencies, LIBS for cc invocations"
	echo "LIB=../libcnews.a"
	echo "LIBS=../libcnews.a $postlibs"
	tmp=
	case "$addrsize" in
	small)	tmp='-DSMALLMEM'	;;
	esac
	case "$faststrchr" in
	yes)	tmp="$tmp -DFASTSTRCHR"	;;
	esac
	echo "CFLAGS=\$(MORECFLAGS) $copts $tmp -I../include"
	echo "LDFLAGS=\$(CFLAGS) $ldopts"
	echo "LINTFLAGS=\$(MORELINTFLAGS) -I../include"
	echo
	echo "# directories etc."
	echo "CONF=../conf"
	case "$include" in
	noway)	echo "MAKE=../conf/maker"	;;
	*)	echo "MAKE=$make"		;;
	esac
	case "$cc" in
	''|cc)	;;
	*)	echo "CC=$cc"	;;
	esac
	echo "TO=\$(CONF)/cpto"
	echo "IN=\$(CONF)/cmpto \$(CMPOPT)"
	echo "CF=\$(CONF)/checkfile \$(CMPOPT)"
	echo "MKDIR=\$(CONF)/mkdirs"
	echo "MX=chmod +x"
	case "$ranlib" in
	yes)	up=update.ran	;;
	*)	up=update.sym	;;
	esac
	echo "UPDATE=\$(CONF)/$up ../libcnews.a"
	echo "LIBCMP=\$(CONF)/libcmp ../libcnews.a"
	echo
	echo "# misc configuration bits"
	echo "SPACEFOR=$dftype"
	case "$sftype" in
	c)	echo "DOSPACEFOR=dospacefor"	;;
	sh)	echo "DOSPACEFOR="	;;
	esac
	echo "QUEUELEN=$uucptype"
	echo "UID=$newsuid"
	echo "GID=$newsgid"
	echo "SIZE=$addrsize"
	uadbz=libdbz
	for f in $fake
	do
		if test " $f" = " dbz.o"
		then
			uadbz=
		fi
	done
	echo "DBZ=$uadbz"
	case "$faststdio" in
	yes)	echo "STDIO=ourstdio"	;;
	*)	echo "STDIO=sysstdio"	;;
	esac
	case "$nfsgroup" in
	yes)	echo "SERVER=server"
		echo "SERVERNAME=$server"
		;;
	*)	echo "SERVER="	;;
	esac
	echo "REPORTTO=$newsmaster"
	echo "URGENTTO=$newscrisis"
	echo
	echo "# things for testing"
	echo "HERE=. ../conf/rsetup ;"
	echo
	echo "# fake files needed"
	echo "HFAKE=$fakehdrs"
	echo "OFAKE=$fake"
) >$tf
# this one we always change, so makefile knows when quiz was re-run
>$uacm
if test ! -w $uacm
then
	echo "$0: unable to create \`$uacm'; aborting" >&2
	exit 1
fi
cp $tf $uacm || exit 1

rm -f $tf
exit 0