configurable-dux-kernel-header-path-20010710

[openafs.git] / configure.in

diff --git a/configure.in b/configure.in
index d5e9863..e824c0a 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -21,6 +21,9 @@ AC_ARG_ENABLE( fast-restart,
 [  --enable-fast-restart               enable fast startup of file server without salvaging],, enable_fast_restart="no")
 AC_ARG_ENABLE( bitmap-later,
 [  --enable-bitmap-later               enable fast startup of file server by not reading bitmap till needed],, enable_bitmap_later="no")
+AC_ARG_WITH(dux-kernel-headers,
+[  --with-dux-kernel-headers=path      use the kernel headers found at path(optional, defaults to first match in /usr/sys)]
+)
 AC_ARG_WITH(linux-kernel-headers,
 [  --with-linux-kernel-headers=path            use the kernel headers found at path(optional, defaults to /usr/src/linux)]
 )
@@ -113,6 +116,17 @@ case $system in
         *-osf*)
                MKAFS_OSTYPE=DUX
                 AC_MSG_RESULT(alpha_dux)
+               if test "x$enable_kernel_module" = "xyes"; then
+                if test "x$with_dux_kernel_headers" != "x"; then
+                  HEADER_RT=`ls ${with_dux_kernel_headers}/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
+                else
+                  HEADER_RT=`ls /usr/sys/*/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
+                fi
+               fi
+               if test "$HEADER_RT" = "*" ; then
+                       AC_MSG_ERROR([Need a configured kernel directory])
+               fi
+               AC_SUBST([HEADER_RT])
                 ;;
         *-darwin*)
                MKAFS_OSTYPE=DARWIN