diff options
Diffstat (limited to '')
| -rw-r--r-- | cpukit/rtems/include/rtems/rtems/sem.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/cpukit/rtems/include/rtems/rtems/sem.h b/cpukit/rtems/include/rtems/rtems/sem.h index 9b64e9a810..656717d653 100644 --- a/cpukit/rtems/include/rtems/rtems/sem.h +++ b/cpukit/rtems/include/rtems/rtems/sem.h @@ -15,7 +15,7 @@ * - release a semaphore */ -/* COPYRIGHT (c) 1989-2007. +/* COPYRIGHT (c) 1989-2008. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -28,6 +28,12 @@ #ifndef _RTEMS_RTEMS_SEM_H #define _RTEMS_RTEMS_SEM_H +/** + * 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_SEM_EXTERN #define RTEMS_SEM_EXTERN extern #endif |