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authorJoel Sherrill <joel.sherrill@OARcorp.com>2011-03-16 20:07:11 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2011-03-16 20:07:11 +0000
commitd5f3485e5d759e84c79eb0b361dabba4c94f2fe0 (patch)
tree18fc7f437b7ad9fe670b29bbf1052d512e7dc496 /c
parent2011-03-16 Jennifer Averett <jennifer.averett@OARcorp.com> (diff)
downloadrtems-d5f3485e5d759e84c79eb0b361dabba4c94f2fe0.tar.bz2
2011-03-16 Jennifer Averett <jennifer.averett@OARcorp.com>
PR 1729/cpukit * aclocal/check-smp.m4, aclocal/enable-smp.m4: New files.
Diffstat (limited to 'c')
-rw-r--r--c/src/ChangeLog5
-rw-r--r--c/src/aclocal/check-smp.m419
-rw-r--r--c/src/aclocal/enable-smp.m418
3 files changed, 42 insertions, 0 deletions
diff --git a/c/src/ChangeLog b/c/src/ChangeLog
index 7e588f1639..bde505b696 100644
--- a/c/src/ChangeLog
+++ b/c/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-03-16 Jennifer Averett <jennifer.averett@OARcorp.com>
+
+ PR 1729/cpukit
+ * aclocal/check-smp.m4, aclocal/enable-smp.m4: New files.
+
2011-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
* aclocal/rtems-top.m4: Add pkgdatadir.
diff --git a/c/src/aclocal/check-smp.m4 b/c/src/aclocal/check-smp.m4
new file mode 100644
index 0000000000..e93c33c017
--- /dev/null
+++ b/c/src/aclocal/check-smp.m4
@@ -0,0 +1,19 @@
+dnl $Id$
+dnl
+AC_DEFUN([RTEMS_CHECK_SMP],
+[dnl
+AC_REQUIRE([RTEMS_ENABLE_SMP])dnl
+
+AC_CACHE_CHECK([whether CPU supports SMP],
+ rtems_cv_HAS_POSIX_API,
+ [dnl
+ case "$RTEMS_CPU" in
+ *)
+ if test "${RTEMS_HAS_SMP}" = "yes"; then
+ rtems_cv_HAS_SMP="yes";
+ else
+ rtems_cv_HAS_SMP="disabled";
+ fi
+ ;;
+ esac])
+])
diff --git a/c/src/aclocal/enable-smp.m4 b/c/src/aclocal/enable-smp.m4
new file mode 100644
index 0000000000..84561f8bbd
--- /dev/null
+++ b/c/src/aclocal/enable-smp.m4
@@ -0,0 +1,18 @@
+dnl $Id$
+
+AC_DEFUN([RTEMS_ENABLE_SMP],
+[
+## AC_BEFORE([$0], [RTEMS_CHECK_SMP])dnl
+
+AC_ARG_ENABLE(smp,
+[AS_HELP_STRING([--enable-smp],[enable smp interface])],
+[case "${enableval}" in
+ yes) case "${RTEMS_CPU}" in
+ sparc|i386) RTEMS_HAS_SMP=yes ;;
+ *) RTEMS_HAS_SMP=no ;;
+ esac
+ ;;
+ no) RTEMS_HAS_SMP=no ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for enable-smp option) ;;
+esac],[RTEMS_HAS_SMP=no])
+])