AC_INIT(lib/fuse.c)
AM_INIT_AUTOMAKE(fuse, 0.9)
AM_CONFIG_HEADER(include/config.h)

AC_PROG_CC
AC_PROG_RANLIB

CFLAGS="-Wall -W -g -O2"

AC_MSG_CHECKING([kernel source directory])
kernelsrc=
AC_ARG_WITH(kernel,
	[  --with-kernel          Specify location of kernel source ],
	[kernelsrc="$withval"])

if test -z "$kernelsrc"; then
	buildlink=/lib/modules/`uname -r`/build
	if test -e $buildlink; then
		kernelsrc=`(cd $buildlink; /bin/pwd)`
	else
		AC_MSG_RESULT([Not found])
		AC_MSG_ERROR([
*** Please specify the location of the kernel source with
*** the '--with-kernel=SRCDIR' option])
	fi
fi
AC_MSG_RESULT([$kernelsrc])
AC_MSG_CHECKING([kernel source version])
kernsrcver=`AC_TRY_RUN([
#include "$kernelsrc/include/linux/version.h"
#include <stdio.h>

int main() {
printf("%s\n", UTS_RELEASE);
	return 0;
}
], , , true)`

if test -z "$kernsrcver"; then
	AC_MSG_RESULT([Not found])
	AC_MSG_ERROR([
*** Cannot determine the version of the linux kernel source. Please 
*** configure the kernel before running this script])
fi
AC_MSG_RESULT([$kernsrcver])

KERNINCLUDE=$kernelsrc/include
AC_SUBST(KERNINCLUDE)
kmoduledir=/lib/modules/$kernsrcver
AC_SUBST(kmoduledir)

AC_OUTPUT([Makefile kernel/Makefile lib/Makefile util/Makefile example/Makefile include/Makefile include/linux/Makefile patch/Makefile])