diff options
| -rw-r--r-- | cpukit/ChangeLog | 5 | ||||
| -rw-r--r-- | cpukit/sapi/include/rtems/chain.h | 11 | ||||
| -rw-r--r-- | cpukit/score/include/rtems/score/chain.h | 16 |
3 files changed, 32 insertions, 0 deletions
diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog index 181d2c523c..c6ef061ac0 100644 --- a/cpukit/ChangeLog +++ b/cpukit/ChangeLog @@ -26,6 +26,11 @@ 2009-11-30 Sebastian Huber <sebastian.huber@embedded-brains.de> + * score/include/rtems/score/chain.h, sapi/include/rtems/chain.h: Added + defines for initialization of empty chains. + +2009-11-30 Sebastian Huber <sebastian.huber@embedded-brains.de> + * rtems/include/rtems/rtems/timer.h: Added timer server control block Timer_server_Control. Removed _Timer_Server thread pointer. Added _Timer_server pointer to the default timer server control block. diff --git a/cpukit/sapi/include/rtems/chain.h b/cpukit/sapi/include/rtems/chain.h index 6050da3dfa..72481f7daa 100644 --- a/cpukit/sapi/include/rtems/chain.h +++ b/cpukit/sapi/include/rtems/chain.h @@ -43,6 +43,17 @@ typedef Chain_Node rtems_chain_node; */ typedef Chain_Control rtems_chain_control; +/** + * @brief Chain initializer for an empty chain with designator @a name. + */ +#define RTEMS_CHAIN_INITIALIZER_EMPTY(name) \ + CHAIN_INITIALIZER_EMPTY(name) + +/** + * @brief Chain definition for an empty chain with designator @a name. + */ +#define RTEMS_CHAIN_DEFINE_EMPTY(name) \ + CHAIN_DEFINE_EMPTY(name) #include <rtems/chain.inl> diff --git a/cpukit/score/include/rtems/score/chain.h b/cpukit/score/include/rtems/score/chain.h index 8dbef1e543..3d18adf64f 100644 --- a/cpukit/score/include/rtems/score/chain.h +++ b/cpukit/score/include/rtems/score/chain.h @@ -94,6 +94,22 @@ typedef struct { } Chain_Control; /** + * @brief Chain initializer for an empty chain with designator @a name. + */ +#define CHAIN_INITIALIZER_EMPTY(name) \ + { \ + (Chain_Node *) &(name).permanent_null, \ + NULL, \ + (Chain_Node *) &(name) \ + } + +/** + * @brief Chain definition for an empty chain with designator @a name. + */ +#define CHAIN_DEFINE_EMPTY(name) \ + Chain_Control name = CHAIN_INITIALIZER_EMPTY(name) + +/** * @brief Initialize a Chain Header * * This routine initializes @a the_chain structure to manage the |