This commit is contained in:
Ralf Corsépius
2013-02-14 23:45:23 +01:00
parent 91de38f883
commit 390258c4f8

View File

@@ -0,0 +1,13 @@
dnl
AC_DEFUN([RTEMS_CHECK_ATOMIC],
[dnl
AC_REQUIRE([RTEMS_CANONICAL_TARGET_CPU])dnl
AC_CACHE_CHECK([whether CPU supports atomic operations],
[rtems_cv_ATOMIC],[
AS_IF(
[test -f "${srcdir}/score/cpu/$RTEMS_CPU/rtems/score/cpuatomic.h"],
[rtems_cv_ATOMIC="yes"],
[rtems_cv_ATOMIC="no"])
])
])