diff options
Diffstat (limited to 'cpukit/rtems/include/rtems/rtems/barrier.h')
-rw-r--r-- | cpukit/rtems/include/rtems/rtems/barrier.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/cpukit/rtems/include/rtems/rtems/barrier.h b/cpukit/rtems/include/rtems/rtems/barrier.h index 95264aba31..c2a855666d 100644 --- a/cpukit/rtems/include/rtems/rtems/barrier.h +++ b/cpukit/rtems/include/rtems/rtems/barrier.h @@ -13,7 +13,7 @@ * - signal a barrier */ -/* COPYRIGHT (c) 1989-2007. +/* COPYRIGHT (c) 1989-2008. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -33,6 +33,12 @@ */ /**@{*/ +/** + * This constant is defined to extern most of the time when using + * this header file. However by defining it to nothing, the data + * declared in this header file can be instantiated. This is done + * in a single per manager file. + */ #ifndef RTEMS_BARRIER_EXTERN #define RTEMS_BARRIER_EXTERN extern #endif |