dnl Process this file with autoconf to produce a configure script.
AC_INIT([GNU Thales], [1.1], [klaus.weiss@nanet.at])
AC_CONFIG_HEADERS(src/config.h)
AM_INIT_AUTOMAKE()
dnl Checks for programs.
AC_PROG_AWK
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S

dnl Checks for libraries.
AC_CHECK_LIB(socket, connect, gethostbyname)
AC_CHECK_LIB(z, compress)
AC_CHECK_LIB(m, floor)

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(limits.h sys/time.h unistd.h netdb.h netinet/in.h sys/socket.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM

dnl Checks for library functions.
AC_FUNC_STRFTIME
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(gettimeofday select socket strcspn strdup strerror strspn strtol gethostbyname memmove memset strcasecmp strchr strpbrk strtoul)
AC_FUNC_ERROR_AT_LINE
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_FUNC_SELECT_ARGTYPES

AC_ARG_WITH(ircd, 
[  --with-ircd=ircdtype  type of the ircd used with thales (bahamut, hybrid, ircdru, unreal, ultimate28 or ultimate30)])
AC_ARG_WITH(tableprefix, 
[  --tableprefix=string  prefix to add to all SQL tables names. database creation scripts need to be modified accordingly.)])
AC_ARG_WITH(hashlist, 
[  --with-hashlist=YES/NO  Use an internal hashlist to store some data ? (that makes Thales run faster)])
AC_ARG_WITH(mysql,
[  --with-mysql=PFX        Prefix where MySQL is installed (usually /usr/local)])
AC_ARG_WITH(mysql-includes, 
[  --with-mysql-includes=PFX Prefix where MySQL includes are found (usually
                           /usr/local/include/mysql)])
AC_ARG_WITH(mysql-libraries, 
[  --with-mysql-libraries=PFX Prefix where MySQL libraries are found (usually
                           /usr/local/lib/mysql)])

dnl Check usr/local first, in case sys admin has installed a later version
dnl than was included with the OS (in which case the older will be in  /usr)

mysqlhead=0
mysqllib=0

AC_CHECK_LIB(mysqlclient,mysql_real_connect, [LIBS="-lmysqlclient $LIBS"; mysqllib=1])

if test "x$with_mysql_includes" != "x"; then
	AC_CHECK_HEADER($with_mysql_includes/mysql.h,
		[CFLAGS="$CFLAGS -I$with_mysql_includes" ; mysqlinc=1])
fi

if test "x$with_mysql_libraries" != "x"; then
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC($with_mysql_libraries,mysqlclient,mysql_real_connect, [LIBS="-L$with_mysql_libraries -lmysqlclient $LIBS"; mysqllib=1])
		fi
fi

if test "x$with_mysql" != "x"; then
	if test "x$with_mysql_libraries" = "x"; then
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC($with_mysql/lib/mysql,mysqlclient,mysql_real_connect, [LIBS="-L$with_mysql_libraries -lmysqlclient $LIBS"; mysqllib=1])
		fi
	fi
	if test "x$with_mysql_includes" = "x"; then
		AC_CHECK_HEADER($with_mysql/include/mysql/mysql.h,
			[CFLAGS="$CFLAGS -I$with_mysql/include/mysql" ; mysqlhead=1])
	fi
else
	if test "x$with_mysql_libraries" = "x"; then
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC(/opt/lib/mysql,mysqlclient,mysql_real_connect,[LIBS="-L/opt/lib/mysql -lmysqlclient $LIBS"; mysqllib=1])
		fi
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC(/usr/local/lib/mysql,mysqlclient,mysql_real_connect,[LIBS="-L/usr/local/lib/mysql -lmysqlclient $LIBS"; mysqllib=1])
		fi
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC(/usr/lib/mysql,mysqlclient,mysql_real_connect,[LIBS="-L/usr/lib/mysql -lmysqlclient $LIBS"; mysqllib=1])
		fi
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC(/usr/local/lib,mysqlclient,mysql_real_connect,[LIBS="-L/usr/local/lib -lmysqlclient $LIBS"; mysqllib=1])
		fi
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC(/opt/lib,mysqlclient,mysql_real_connect,[LIBS="-L/opt/lib -lmysqlclient $LIBS"; mysqllib=1])
		fi
		if test $mysqllib -eq 0; then
			AC_CHECK_LIB_LOC(/usr/lib,mysqlclient,mysql_real_connect,[LIBS="-L/usr/lib -lmysqlclient $LIBS"; mysqllib=1])
		fi
	fi
	if test "x$with_mysql_includes" = "x"; then
		AC_CHECK_HEADER(/opt/include/mysql/mysql.h, [CFLAGS="$CFLAGS -I/opt/include/mysql" ; mysqlhead=1])
		AC_CHECK_HEADER(/usr/local/include/mysql/mysql.h, [CFLAGS="$CFLAGS -I/usr/local/include/mysql" ; mysqlhead=1])
		AC_CHECK_HEADER(/usr/include/mysql/mysql.h, [CFLAGS="$CFLAGS -I/usr/include/mysql"; mysqlhead=1])
	fi
fi
if test $mysqlhead -eq 0; then
	AC_MSG_ERROR(Need MySQL includes! You have to install the libmysqlclient-dev package.)
fi
if test $mysqllib -eq 0; then
	AC_MSG_ERROR(Need MySQL library! You have to install the libmysqlclient package.)
fi

CFLAGS="$CFLAGS -Wall"

AC_ARG_ENABLE(static, 
[  --enable-static links statically],
[LDFLAGS="$LDFLAGS -static"])

dnl Table prefix

ok=0
if test "x$with_tableprefix" != "x"; then
	AC_DEFINE_UNQUOTED(TBL_PREFIX, "$with_tableprefix", 'table prefix to use')
fi


dnl Hashlist ?

ok=0
if test "x$with_hashlist" != "x"; then
	case $with_hashlist in
		[[Nn][Oo]])
			echo "Hashlist support disabled : Thales will run slower."
			ok=1
			;;
	esac
fi
if test $ok -eq 0; then
	AC_DEFINE_UNQUOTED(HASHLISTSUPPORT, 1, 'use internal hashlist')
fi

dnl IRCD type

if test "x$with_ircd" == "x"; then
with_ircd=bahamut
fi

case $with_ircd in
    [[Bb][Aa][Hh][Aa][Mm][Uu][Tt]])
	AC_DEFINE_UNQUOTED(IRCD_BAHAMUT, 1, 'ircd type')
	echo "Using Bahamut IRCD"
	;;
    [[Hh][Yy][Bb][Rr][Ii][Dd]])
	AC_DEFINE_UNQUOTED(IRCD_HYBRID, 1, 'ircd type')
	echo "Using Hybrid IRCD"
	;;
    [[Ii][Rr][Cc][Dd][Rr][Uu]])
	AC_DEFINE_UNQUOTED(IRCD_IRCDRU, 1, 'ircd type')
	echo "Using IRCD-RU IRCD"
	;;
    [[Uu][Nn][Rr][Ee][Aa][Ll]])
	AC_DEFINE_UNQUOTED(IRCD_UNREAL, 1, 'ircd type')
	echo "Using Unreal IRCD"
	;;
    [[Uu][Ll][Tt][Ii][Mm][Aa][Tt][Ee]28])
	AC_DEFINE_UNQUOTED(IRCD_ULTI28, 1, 'ircd type')
	echo "Using Ultimate IRCD 2.8"
	;;
    [[Uu][Ll][Tt][Ii][Mm][Aa][Tt][Ee]30])
	AC_DEFINE_UNQUOTED(IRCD_ULTIMATE, 1, 'ircd type')
	echo "Using Ultimate IRCD 3.0"
	;;
    *)
	AC_MSG_ERROR([IRCD type unrecognized])
esac

AC_ARG_ENABLE(no-modes, 
[  --enable-no-modes Disables modes in the database (modes are enabled by default)],
	[AC_DEFINE_UNQUOTED(NOMODES, 1, 'dont store modes in the database ?')])

AC_OUTPUT(src/Makefile data/Makefile Makefile)

echo
echo "Thales will be installed in ${prefix}. To change this, run :"
echo "     ./configure --prefix=DIRECTORY"
echo "To compile Thales, run make (or gmake on non-GNU systems)"
echo "To install Thales, run make install (or gmake install on non-GNU systems)"
echo
echo "Don't forget to read the README and INSTALL files for more detailed instructions"
echo