diff options
-rw-r--r-- | src/H5Rpublic.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/H5Rpublic.h b/src/H5Rpublic.h index c40fd16..574ce80 100644 --- a/src/H5Rpublic.h +++ b/src/H5Rpublic.h @@ -52,11 +52,14 @@ typedef struct { /* Object reference structure for user's code */ typedef haddr_t hobj_ref_t; /* Needs to be large enough to store largest haddr_t in a worst case machine (ie. 8 bytes currently) */ -#define H5R_DSET_REG_REF_BUF_SIZE (sizeof(haddr_t)+sizeof(int)) +#define H5R_DSET_REG_REF_BUF_SIZE (sizeof(haddr_t)+4) +/* 4 is used instead of sizeof(int) to permit portability between + the Crays and other machines (the heap ID is always encoded as an int32 anyway) +*/ /* Dataset Region reference structure for user's code */ typedef struct { unsigned char heapid[H5R_DSET_REG_REF_BUF_SIZE]; /* Buffer to store heap ID and index */ - /* Needs to be large enough to store largest haddr_t in a worst case machine (ie. 8 bytes currently) plus an int (4 bytes typically, but could be 8 bytes) */ + /* Needs to be large enough to store largest haddr_t in a worst case machine (ie. 8 bytes currently) plus an int */ } hdset_reg_ref_t; /* Publicly visible datastructures */ |