diff options
Diffstat (limited to 'src/H5CX.c')
| -rw-r--r-- | src/H5CX.c | 102 |
1 files changed, 74 insertions, 28 deletions
@@ -664,7 +664,7 @@ done: * Failure: Negative. * * Programmer: Quincey Koziol - * Februrary 22, 2018 + * February 22, 2018 * *------------------------------------------------------------------------- */ @@ -754,7 +754,7 @@ H5CX__get_context(void) * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 22, 2018 + * February 22, 2018 * *------------------------------------------------------------------------- */ @@ -795,7 +795,7 @@ H5CX__push_common(H5CX_node_t *cnode) * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 19, 2018 + * February 19, 2018 * *------------------------------------------------------------------------- */ @@ -828,7 +828,7 @@ done: * Return: <none> * * Programmer: Quincey Koziol - * Februrary 22, 2018 + * February 22, 2018 * *------------------------------------------------------------------------- */ @@ -850,6 +850,52 @@ H5CX_push_special(void) } /* end H5CX_push_special() */ /*------------------------------------------------------------------------- + * Function: H5CX_test_and_push + * + * Purpose: Pushes a context for an API call, if one isn't already pushed. + * + * Return: <none> + * + * Programmer: Quincey Koziol + * June 9, 2021 + * + *------------------------------------------------------------------------- + */ +herr_t +H5CX_test_and_push(hbool_t *pushed) +{ + H5CX_node_t **head = NULL; /* Pointer to head of API context list */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Sanity check */ + HDassert(pushed); + + /* Check for API context already pushed */ + head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + if(NULL == *head) { + H5CX_node_t *cnode = NULL; /* Context node */ + + /* Allocate & clear API context node */ + if (NULL == (cnode = H5FL_CALLOC(H5CX_node_t))) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTALLOC, FAIL, "unable to allocate new struct") + + /* Set context info */ + H5CX__push_common(cnode); + + /* Indicate that the context was pushed */ + *pushed = TRUE; + } /* end if */ + else + /* Context was not pushed */ + *pushed = FALSE; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5CX_test_and_push() */ + +/*------------------------------------------------------------------------- * Function: H5CX_retrieve_state * * Purpose: Retrieve the state of an API context, for later resumption. @@ -1312,7 +1358,7 @@ H5CX_set_lapl(hid_t lapl_id) * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 19, 2018 + * February 19, 2018 * *------------------------------------------------------------------------- */ @@ -1567,7 +1613,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 20, 2018 + * February 20, 2018 * *------------------------------------------------------------------------- */ @@ -1699,7 +1745,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 20, 2018 + * February 20, 2018 * *------------------------------------------------------------------------- */ @@ -1729,7 +1775,7 @@ H5CX_get_tag(void) * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 22, 2018 + * February 22, 2018 * *------------------------------------------------------------------------- */ @@ -1761,7 +1807,7 @@ H5CX_get_ring(void) * Return: TRUE / FALSE on success / <can't fail> * * Programmer: Quincey Koziol - * Februrary 23, 2018 + * February 23, 2018 * *------------------------------------------------------------------------- */ @@ -1793,7 +1839,7 @@ H5CX_get_coll_metadata_read(void) * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -1889,7 +1935,7 @@ H5CX_get_mpio_rank0_bcast(void) * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 23, 2018 + * February 23, 2018 * *------------------------------------------------------------------------- */ @@ -1925,7 +1971,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 25, 2018 + * February 25, 2018 * *------------------------------------------------------------------------- */ @@ -1960,7 +2006,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 25, 2018 + * February 25, 2018 * *------------------------------------------------------------------------- */ @@ -1995,7 +2041,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 25, 2018 + * February 25, 2018 * *------------------------------------------------------------------------- */ @@ -2030,7 +2076,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 25, 2018 + * February 25, 2018 * *------------------------------------------------------------------------- */ @@ -2065,7 +2111,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 25, 2018 + * February 25, 2018 * *------------------------------------------------------------------------- */ @@ -2102,7 +2148,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 25, 2018 + * February 25, 2018 * *------------------------------------------------------------------------- */ @@ -2137,7 +2183,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -2353,7 +2399,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -2388,7 +2434,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -2423,7 +2469,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -2878,7 +2924,7 @@ done: * Return: <none> * * Programmer: Quincey Koziol - * Februrary 20, 2018 + * February 20, 2018 * *------------------------------------------------------------------------- */ @@ -2906,7 +2952,7 @@ H5CX_set_tag(haddr_t tag) * Return: <none> * * Programmer: Quincey Koziol - * Februrary 20, 2018 + * February 20, 2018 * *------------------------------------------------------------------------- */ @@ -2936,7 +2982,7 @@ H5CX_set_ring(H5AC_ring_t ring) * Return: <none> * * Programmer: Quincey Koziol - * Februrary 23, 2018 + * February 23, 2018 * *------------------------------------------------------------------------- */ @@ -2966,7 +3012,7 @@ H5CX_set_coll_metadata_read(hbool_t cmdr) * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -2999,7 +3045,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -3033,7 +3079,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 26, 2018 + * February 26, 2018 * *------------------------------------------------------------------------- */ @@ -3658,7 +3704,7 @@ done: * Return: Non-negative on success / Negative on failure * * Programmer: Quincey Koziol - * Februrary 19, 2018 + * February 19, 2018 * *------------------------------------------------------------------------- */ |