#!/bin/sh

PKG=webresolve
VERSION=0.2.0

if test "$CC" = ""; then
	CC=gcc
fi

rm -f config.log

toupper()
{
	echo "$1"|tr 'a-z' 'A-Z'
}

ccisgcc()
{
	$CC -v 2>&1|grep gcc > /dev/null
}

trylib()
{
	cat > try.c << EOF
int main()
{
	main();
}
EOF
$CC try.c -l"$1"
}

tryfunc()
{
	cat > try.c << EOF
char $1();
char (*f)();
int main()
{
	f = $1;
}
EOF
$CC try.c $LIBS
}

mytrylib()
{
	if trylib "$1" >> config.log 2>&1; then
		echo lib"$1" found
		LIBS="-l$1 $LIBS"
	else
		echo lib"$1" not found
	fi
}

mytryfunc()
{
	if tryfunc "$1" >> config.log 2>&1; then
		echo "$1" found
		x=`toupper "$1"`
		CFLAGS="-DHAVE_$x $CFLAGS"
	else
		echo "$1" not found
	fi
}

mytrylib socket
mytrylib nsl
mytryfunc inet_aton

rm -f a.out try.c

ccisgcc && CFLAGS="-Wall  $CFLAGS"

echo CFLAGS="$CFLAGS"
echo LIBS="$LIBS"

cat > Makefile << EOF
VERSION = $VERSION
PKG = $PKG
THIS = \$(PKG)-\$(VERSION)

CC = $CC

# Linux
#CFLAGS = -Wall  -DHAVE_INET_ATON
#LIBS =

# Solaris
#CFLAGS = -Wall 
#LIBS = -lnsl -lsocket

# Autoconfigured
CFLAGS = $CFLAGS
LIBS = $LIBS

PREFIX = /usr/local
BINDIR = \$(PREFIX)/bin
MANDIR = \$(PREFIX)/man
MAN1DIR = \$(MANDIR)/man1
DOCS = README INSTALL ChangeLog COPYING webresolve.1 splitwr.1

webresolve: webresolve.o
	\$(CC) -o webresolve webresolve.o \$(LIBS)

webresolve.o: webresolve.c
	\$(CC) \$(CFLAGS) -c webresolve.c

dist:
	rm -rf \$(THIS)
	mkdir \$(THIS)
	cp configure \$(DOCS) splitwr webresolve.c \$(THIS)
	tar cf - \$(THIS) | gzip > \$(THIS).tar.gz
	rm -rf \$(THIS)

livelog: livelog.o

install: webresolve
	cp webresolve splitwr \$(BINDIR)
	cp webresolve.1 splitwr.1 \$(MAN1DIR)

uninstall:
	rm -f \$(BINDIR)/webresolve \$(BINDIR)/splitwr
	rm -f \$(MAN1DIR)/webresolve.1 \$(MAN1DIR)/splitwr.1

clean:
	rm -f *.o webresolve *~

EOF