Get the RC from update_oldconfig properly.

[fs/lustre-release.git] / build / autoconf / lustre-build-linux.m4

diff --git a/build/autoconf/lustre-build-linux.m4 b/build/autoconf/lustre-build-linux.m4
index 43f711e..7ed46fd 100644 (file)
--- a/build/autoconf/lustre-build-linux.m4
+++ b/build/autoconf/lustre-build-linux.m4
@@ -55,8 +55,13 @@ AC_DEFUN([LB_LINUX_RELEASE],
 [LINUXRELEASE=
 rm -f build/conftest.i
 AC_MSG_CHECKING([for Linux release])
+if test -s $LINUX_OBJ/include/linux/utsrelease.h ; then
+       LINUXRELEASEHEADER=utsrelease.h
+else
+       LINUXRELEASEHEADER=version.h
+fi
 LB_LINUX_TRY_MAKE([
-       #include <linux/version.h>
+       #include <linux/$LINUXRELEASEHEADER>
 ],[
        char *LINUXRELEASE;
        LINUXRELEASE=UTS_RELEASE;
@@ -110,6 +115,10 @@ AC_ARG_WITH([linux],
 AC_MSG_RESULT([$LINUX])
 AC_SUBST(LINUX)
 
+# -------- check for linux --------
+LB_CHECK_FILE([$LINUX],[],
+       [AC_MSG_ERROR([Kernel source $LINUX could not be found.])])
+
 # -------- linux objects (for 2.6) --
 AC_MSG_CHECKING([for Linux objects dir])
 AC_ARG_WITH([linux-obj],
@@ -120,7 +129,7 @@ AC_ARG_WITH([linux-obj],
 AC_MSG_RESULT([$LINUX_OBJ])
 AC_SUBST(LINUX_OBJ)
 
-# -------- check for .confg --------
+# -------- check for .config --------
 AC_ARG_WITH([linux-config],
        [AC_HELP_STRING([--with-linux-config=path],
                        [set path to Linux .conf (default=$LINUX_OBJ/.config)])],