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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-14 11:18:13 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-17 08:46:38 +0100 |
| commit | 8a9568d2e708d9c33e75b7de5993c8e99354933a (patch) | |
| tree | d52e101f444a004ef73a525f9e5196198248200d /cpukit/configure.ac | |
| parent | sparc: Add atomic support for SPARC V8 (diff) | |
| download | rtems-8a9568d2e708d9c33e75b7de5993c8e99354933a.tar.bz2 | |
Require presence of <stdatomic.h> for SMP support
Diffstat (limited to 'cpukit/configure.ac')
| -rw-r--r-- | cpukit/configure.ac | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/cpukit/configure.ac b/cpukit/configure.ac index 211f52771a..5dd323efa6 100644 --- a/cpukit/configure.ac +++ b/cpukit/configure.ac @@ -159,7 +159,9 @@ RTEMS_CHECK_MULTIPROCESSING RTEMS_CHECK_POSIX_API RTEMS_CHECK_NETWORKING RTEMS_CHECK_SMP -RTEMS_CHECK_ATOMIC +if test "${RTEMS_HAS_SMP}" = "yes"; then + AC_CHECK_HEADERS([stdatomic.h],[],[AC_MSG_ERROR([<stdatomic.h> is required for SMP support])]) +fi rtems_major=`echo _RTEMS_VERSION | sed "s/\..*//"` rtems_minor=`echo _RTEMS_VERSION | sed "s/[[0-9]][[0-9]]*\.//;s/\..*//"` @@ -202,11 +204,6 @@ RTEMS_CPUOPT([RTEMS_NETWORKING], [1], [if networking is enabled]) -RTEMS_CPUOPT([RTEMS_ATOMIC], - [test x"$rtems_cv_ATOMIC" = xyes], - [1], - [if cpu supports atomic operations]) - RTEMS_CPUOPT([RTEMS_VERSION], [true], ["]_RTEMS_VERSION["], @@ -327,7 +324,6 @@ AM_CONDITIONAL(HAS_SMP,[test "$RTEMS_HAS_SMP" = "yes"]) AM_CONDITIONAL(HAS_PTHREADS,test x"$rtems_cv_HAS_POSIX_API" = x"yes") AM_CONDITIONAL(LIBNETWORKING,test x"$rtems_cv_HAS_NETWORKING" = x"yes") -AM_CONDITIONAL([ATOMIC],[test x"$rtems_cv_ATOMIC" = x"yes"]) AM_CONDITIONAL([LIBSHELL],[test x"$HAVE_ASSIGNABLE_STDIO" = x"yes"]) AM_CONDITIONAL([LIBSERDBG],[test x"$rtems_cv_cc_attribute_weak" = x"yes"]) |