dnl Configure script for NBD system
dnl (c) 1998 Martin Mares <mj@ucw.cz>, (c) 2000 Pavel Machek <pavel@ucw.cz>,
dnl (c) 2003-2004 Wouter Verhelst <wouter@debian.org>
-AC_INIT([nbd],[2.7.99pre2.8],[wouter@debian.org])
+AC_INIT([nbd],[2.8.0-rc2],[wouter@debian.org])
AM_INIT_AUTOMAKE(foreign dist-bzip2)
+AM_MAINTAINER_MODE
-AC_ARG_ENABLE(
- lfs,
- AC_HELP_STRING(--enable-lfs,Enable Large File Support),
- [
- if test "x$enableval" = "xyes" ; then
- NBD_LFS=1
- else
- NBD_LFS=0
- fi
- ],
- [NBD_LFS=0]
-)
+dnl Assume we want LFS. If there's some weird operating system out there that
+dnl doesn't support it, we can always add a check.
+dnl AC_ARG_ENABLE(
+dnl lfs,
+dnl AC_HELP_STRING(--enable-lfs,Enable Large File Support),
+dnl [
+dnl if test "x$enableval" = "xyes" ; then
+dnl NBD_LFS=1
+dnl else
+dnl NBD_LFS=0
+dnl fi
+dnl ],
+dnl [NBD_LFS=0]
+dnl )
+NBD_LFS=1
AC_MSG_CHECKING([whether Large File Support should be enabled])
if test $NBD_LFS -eq 1; then
AC_DEFINE(NBD_LFS,1, [Define to 1 if Large File Support should be enabled])
dnl #define'd. Therefore, we check for something which is differently #define'd
dnl in the old or new versions, even if we don't really care about that.
dnl This might break at some time, but it should work for now, so...
-AC_TRY_CPP([#include "nbd.h"
-#ifdef LOCAL_END_REQUEST
-#error not here
-#endif
-],
- [AC_DEFINE(NBD_H_LOCAL, 1, Set to 1 if a (recent enough) nbd.h can be found in the current directory)
- NBD_H='"nbd.h"'],
- AC_TRY_CPP([#include <linux/nbd.h>
-#ifdef LOCAL_END_REQUEST
-#error not here
-#endif
+AC_TRY_COMPILE([#define u32 int
+#define u64 int
+#include "nbd.h"
],
- [AC_DEFINE(NBD_H_LINUX, 1, Set to 1 if a (recent enough) nbd.h can be found in the linux directory in the search path) NBD_H='<linux/nbd.h>'],
- AC_MSG_ERROR(Could not find a (recent enough) nbd.h)
+[int foo=NBD_CMD_DISC],
+ [AC_DEFINE(NBD_H_LOCAL, 1, Set to 1 if a (2.6) nbd.h can be found in the current directory)
+ NBD_H='"nbd.h"'],
+ AC_TRY_COMPILE([#define u32 int
+#define u64 int
+#include <linux/nbd.h>
+ ],
+[int foo=NBD_CMD_DISC],
+ [AC_DEFINE(NBD_H_LINUX, 1, Set to 1 if a (2.6) nbd.h can be found in the linux directory in the search path) NBD_H='<linux/nbd.h>'],
+ AC_MSG_ERROR(Could not find an nbd.h from 2.6 or above.)
)
)
+if test -f nbd.h
+then
+ if test $NBD_H='<linux/nbd.h>'
+ then
+ AC_MSG_WARN([there is a local nbd.h, but it is from the 2.4-series of kernels. Using the system-provided, working, nbd.h])
+ fi
+fi
AC_MSG_RESULT($NBD_H)
AC_CHECK_HEADERS([sys/mount.h],,,
[[#include <sys/param.h>