#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ(2.57)
AC_INIT(src/sflowtool.c)
PACKAGE=sflowtool
VERSION=3.12
AM_INIT_AUTOMAKE($PACKAGE,$VERSION)
AM_CONFIG_HEADER(config.h)
AC_CONFIG_SRCDIR([src/sflow.h])

# Checks for programs.
AC_PROG_CC

# Checks for libraries.

AC_CANONICAL_HOST
case "$host" in
*-*-solaris*)
	LDFLAGS="$LDFLAGS -lsocket -lnsl" 
	;;
esac

# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([netdb.h netinet/in.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_HEADER_TIME

AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
	AC_TRY_COMPILE(
		[
#include <sys/types.h>
#include <netinet/in.h>
		],
		[ struct in6_addr s; s.s6_addr[0] = 0; ],
		[ ac_cv_have_struct_in6_addr="yes" ],
		[ ac_cv_have_struct_in6_addr="no" ]
	)
])
if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
	AC_DEFINE([HAVE_STRUCT_IN6_ADDR], [], [description])
fi
	
AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
	AC_TRY_COMPILE(
		[ #include <sys/types.h> ], 
		[ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;], 
		[ ac_cv_have_u_intxx_t="yes" ],
		[ ac_cv_have_u_intxx_t="no" ]
	)
])
if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
	AC_DEFINE([HAVE_U_INTXX_T], [], [description])
	have_u_intxx_t=1
fi

AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
	AC_TRY_COMPILE(
		[ #include <sys/types.h> ], 
		[ u_int64_t a; a = 1;], 
		[ ac_cv_have_u_int64_t="yes" ],
		[ ac_cv_have_u_int64_t="no" ]
	)
])
if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
	AC_DEFINE([HAVE_U_INT64_T], [], [description])
	have_u_int64_t=1
fi

# Checks for library functions.
AC_FUNC_SELECT_ARGTYPES
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([gethostbyname memset select socket strdup strerror])

AC_CONFIG_FILES([Makefile
                 src/Makefile])
AC_OUTPUT