[weston PATCH] conf: add K_OFF check in autoconf

juan.j.zhao at linux.intel.com juan.j.zhao at linux.intel.com
Fri Apr 13 01:53:59 PDT 2012

From: Juan Zhao <juan.j.zhao at linux.intel.com>

weston tty need to use K_OFF which is added in the kernel on linux-2.6.39.
add this check in the configure stage.
Bug Fix for https://bugs.freedesktop.org/show_bug.cgi?id=48579

Signed-off-by: Juan Zhao <juan.j.zhao at linux.intel.com>
Reported-by:   Shuang He <shuang.he at intel.com>
 configure.ac |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/configure.ac b/configure.ac
index 6da7922..89981d9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -187,6 +187,9 @@ if test "x$GCC" = "xyes"; then
+TEST_INCLUDES="#include <linux/kd.h>"
+AC_CHECK_DECL(K_OFF,,[AC_MSG_ERROR([Please update your kernel version higher than 2.6.39])],[$TEST_INCLUDES])

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