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-rw-r--r--cpukit/aclocal/enable-multiprocessing.m45
-rw-r--r--cpukit/aclocal/enable-smp.m43
2 files changed, 6 insertions, 2 deletions
diff --git a/cpukit/aclocal/enable-multiprocessing.m4 b/cpukit/aclocal/enable-multiprocessing.m4
index 3b98a67d25..53fa8ffe81 100644
--- a/cpukit/aclocal/enable-multiprocessing.m4
+++ b/cpukit/aclocal/enable-multiprocessing.m4
@@ -1,7 +1,10 @@
AC_DEFUN([RTEMS_ENABLE_MULTIPROCESSING],
[
AC_ARG_ENABLE(multiprocessing,
-AS_HELP_STRING(--enable-multiprocessing,enable multiprocessing interface),
+[AS_HELP_STRING([--enable-multiprocessing],
+[enable multiprocessing interface; the multiprocessing interface is a
+communication interface between different RTEMS instances and allows
+synchronization of objects via message passing])],
[case "${enable_multiprocessing}" in
yes) ;;
no) ;;
diff --git a/cpukit/aclocal/enable-smp.m4 b/cpukit/aclocal/enable-smp.m4
index 0c29a068ab..590a7b15ff 100644
--- a/cpukit/aclocal/enable-smp.m4
+++ b/cpukit/aclocal/enable-smp.m4
@@ -3,7 +3,8 @@ AC_DEFUN([RTEMS_ENABLE_SMP],
## AC_BEFORE([$0], [RTEMS_CHECK_SMP])dnl
AC_ARG_ENABLE(smp,
-[AS_HELP_STRING([--enable-smp],[enable smp interface])],
+[AS_HELP_STRING([--enable-smp],[enable support for symmetric multiprocessing
+(SMP)])],
[case "${enableval}" in
yes) case "${RTEMS_CPU}" in
arm|powerpc|sparc|i386) RTEMS_HAS_SMP=yes ;;