AC_INIT(configure.in)

AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(lua, 1.6)

datadir=$datadir/verlihub

AC_LANG_CPLUSPLUS
AC_PROG_CXX
AM_PROG_LIBTOOL

AM_MAINTAINER_MODE
AC_CHECK_HEADERS([stdlib.h string.h sys/socket.h sys/time.h unistd.h ostream string errno.h sys/poll.h])

dnl Check for Lua
echo "checking for lua headers..."
AC_CHECK_HEADERS(lua.h lualib.h lauxlib.h,,[\
    #check lua headers in debian's lua path
    AC_CHECK_HEADERS(lua50/lua.h lua50/lualib.h lua50/lauxlib.h, LUA_CFLAGS="$LUA_CFLAGS -I/usr/include/lua50 ",[\
    AC_CHECK_HEADERS(lua5.0/lua.h lua5.0/lualib.h lua5.0/lauxlib.h, LUA_CFLAGS="$LUA_CFLAGS -I/usr/include/lua5.0 ",[\
    AC_MSG_ERROR([Please install the lua library headers (lua.h, lualib.h, lauxlib.h) before trying to install lua plugin.])])])])

echo "checking for lua libraries..."
AC_CHECK_LIB(lua, lua_call, [ \
	AC_CHECK_LIB(lua, luaL_register, [ LIBLUA="$LDLUALIBS -llua -lm" AC_DEFINE(HAVE_LUA_5_1, 1, [Define to use Lua 5.1]) ], [\
        AC_CHECK_LIB(lualib, luaopen_base, [ LIBLUA="$LDLUALIBS -llua -llualib -lm -ldl" ], [\
	AC_MSG_ERROR([[There is some problem with your Lua library. The library seems to exists, but can't determine its version. Please resintall Lua.]])\
        ]) ]) ], [\
	
	AC_CHECK_LIB(lua50, lua_call, [ \
		AC_CHECK_LIB(lua50, luaL_register, [ LIBLUA="$LDLUALIBS -llua50 -lm" AC_DEFINE(HAVE_LUA_5_1, 1, [Define to use Lua 5.1]) ], [\
    		AC_CHECK_LIB(lualib50, luaopen_base, [ LIBLUA="$LDLUALIBS -llua50 -llualib50 -lm -ldl" ], [\
		AC_MSG_ERROR([[There is some problem with your Lua library. The library seems to exists, but can't determine its version. Please resintall Lua.]])\
    		]) ]) ], [\
	
		AC_CHECK_LIB(lua5.0, lua_call, [ \
			AC_CHECK_LIB(lua5.0, luaL_register, [ LIBLUA="$LDLUALIBS -llua5.0 -lm" AC_DEFINE(HAVE_LUA_5_1, 1, [Define to use Lua 5.1]) ], [\
    			AC_CHECK_LIB(lualib5.0, luaopen_base, [ LIBLUA="$LDLUALIBS -llua5.0 -llualib5.0 -lm -ldl" ], [\
			AC_MSG_ERROR([[There is some problem with your Lua library. The library seems to exists, but can't determine its version. Please resintall Lua.]])\
    			]) ]) ], [\
			AC_MSG_ERROR([[Please install the Lua library before trying to compile lua plugin. You can download it from the Lua website http://www.lua.org]])\
			])\
		])\
	])

AC_ARG_WITH([luasocket],
	[AC_HELP_STRING(--with-luasocket,
		[Set default build with or without luasocket])],
		[AC_CHECK_LIB(libluasocket, luaopen_socket, LIBLUA="$LIBLUA -lluasocket",\
		AC_CHECK_LIB(luasocket, luaopen_socket, LIBLUA="$LIBLUA -lluasocket",\
		AC_MSG_ERROR(Please install the Lua socket extension library (luasocket)\
		before trying to compile lua plugin. You can download it from the Lua \
		website http://www.cs.princeton.edu/~diego/professional/luasocket/),\
		$LIBLUA -lm), $LIBLUA -lm)],\
	[[ echo "Please install the Lua socket extension library (luasocket)
         before trying to compile lua plugin. You can download it from the Lua
	 website http://www.cs.princeton.edu/~diego/professional/luasocket/"]])

#LIBLUA="-llua -llualib -ldl -lm"

AC_SUBST(LIBLUA)
AC_SUBST(LUA_CFLAGS)


AC_PATH_LIB_LIBCONFIG
AC_PATH_LIB(verlihub, [0 -nocheck], [], verlihub_config, [], [
                        CXXFLAGS="$CXXFLAGS $VERLIHUB_CFLAGS"
                        echo "adding $VERLIHUB_CFLAGS to CXXFLAGS"
                    ], [
                        echo "Install verlihub devel, or you need a path for the "
                        echo "verlihub_config script, you may also wat to try some --with-verlihub=/prefix agruments"
                        exit -1
                    ])

SAVEFLAGS="${LDLAGS}"
LDFLAGS="${LDFLAGS} ${VERLIHUB_LIBS}"
AC_CHECK_LIB(vhapi, GetUsersCount ,[ AC_CHECK_FUNCS(GetNickList) ] )
LDFLAGS="${SAVEFLAGS}"

AC_OUTPUT(Makefile src/Makefile share/Makefile)