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author | Dana Robinson <43805+derobins@users.noreply.github.com> | 2020-11-17 13:47:52 (GMT) |
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committer | GitHub <noreply@github.com> | 2020-11-17 13:47:52 (GMT) |
commit | 5d0be1b196570ac2c08ffe0b61ac6a45b6ab7f3f (patch) | |
tree | dbe8a76bcb211babe9900647eb1f515d8623ad9b /src/H5Pfapl.c | |
parent | ec48fb8dfdb4f2f59f22a5efb6b950aafcac449d (diff) | |
download | hdf5-5d0be1b196570ac2c08ffe0b61ac6a45b6ab7f3f.zip hdf5-5d0be1b196570ac2c08ffe0b61ac6a45b6ab7f3f.tar.gz hdf5-5d0be1b196570ac2c08ffe0b61ac6a45b6ab7f3f.tar.bz2 |
Manual sync with develop (#95)
Brings all features from develop. Note that RELEASE.txt has not been
updated (will be done in a future PR).
Diffstat (limited to 'src/H5Pfapl.c')
-rw-r--r-- | src/H5Pfapl.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/H5Pfapl.c b/src/H5Pfapl.c index 7588b4a..f9a730d 100644 --- a/src/H5Pfapl.c +++ b/src/H5Pfapl.c @@ -288,6 +288,29 @@ #define H5F_ACS_VOL_CONN_COPY H5P__facc_vol_copy #define H5F_ACS_VOL_CONN_CMP H5P__facc_vol_cmp #define H5F_ACS_VOL_CONN_CLOSE H5P__facc_vol_close +/* Definition for using file locking or not. The default is set + * via the configure step. + */ +#define H5F_ACS_USE_FILE_LOCKING_SIZE sizeof(hbool_t) +#if defined H5_USE_FILE_LOCKING && H5_USE_FILE_LOCKING +#define H5F_ACS_USE_FILE_LOCKING_DEF TRUE +#else +#define H5F_ACS_USE_FILE_LOCKING_DEF FALSE +#endif +#define H5F_ACS_USE_FILE_LOCKING_ENC H5P__encode_hbool_t +#define H5F_ACS_USE_FILE_LOCKING_DEC H5P__decode_hbool_t +/* Definition for whether we ignore file locking errors when we can + * tell that file locking has been disabled on the file system. + * The default is set via the configure step. + */ +#define H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_SIZE sizeof(hbool_t) +#if defined H5_IGNORE_DISABLED_FILE_LOCKS && H5_IGNORE_DISABLED_FILE_LOCKS +#define H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_DEF TRUE +#else +#define H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_DEF FALSE +#endif +#define H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_ENC H5P__encode_hbool_t +#define H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_DEC H5P__decode_hbool_t /******************/ /* Local Typedefs */ @@ -478,6 +501,10 @@ static const unsigned H5F_def_page_buf_min_meta_perc_g = H5F_ACS_PAGE_BUFFER_MIN_META_PERC_DEF; /* Default page buffer minimum metadata size */ static const unsigned H5F_def_page_buf_min_raw_perc_g = H5F_ACS_PAGE_BUFFER_MIN_RAW_PERC_DEF; /* Default page buffer mininum raw data size */ +static const hbool_t H5F_def_use_file_locking_g = + H5F_ACS_USE_FILE_LOCKING_DEF; /* Default use file locking flag */ +static const hbool_t H5F_def_ignore_disabled_file_locks_g = + H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_DEF; /* Default ignore disabled file locks flag */ /*------------------------------------------------------------------------- * Function: H5P__facc_reg_prop @@ -764,6 +791,19 @@ H5P__facc_reg_prop(H5P_genclass_t *pclass) H5F_ACS_VOL_CONN_CLOSE) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") + /* Register the use file locking flag */ + if (H5P__register_real(pclass, H5F_ACS_USE_FILE_LOCKING_NAME, H5F_ACS_USE_FILE_LOCKING_SIZE, + &H5F_def_use_file_locking_g, NULL, NULL, NULL, H5F_ACS_USE_FILE_LOCKING_ENC, + H5F_ACS_USE_FILE_LOCKING_DEC, NULL, NULL, NULL, NULL) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") + + /* Register the ignore disabled file locks flag */ + if (H5P__register_real(pclass, H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_NAME, + H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_SIZE, &H5F_def_ignore_disabled_file_locks_g, + NULL, NULL, NULL, H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_ENC, + H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_DEC, NULL, NULL, NULL, NULL) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") + done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5P__facc_reg_prop() */ @@ -4566,6 +4606,96 @@ done: FUNC_LEAVE_API(ret_value) } /* end H5Pget_evict_on_close() */ +/*------------------------------------------------------------------------- + * Function: H5Pset_file_locking + * + * Purpose: Sets the file locking property values. + * + * Overrides the default file locking flag setting that was + * set when the library was configured. + * + * Can be overridden by the HDF5_USE_FILE_LOCKING environment + * variable. + * + * File locking is used when creating/opening a file to prevent + * problematic file accesses. + * + * Return: SUCCEED/FAIL + * + * Programmer: Dana Robinson + * Spring 2020 + * + *------------------------------------------------------------------------- + */ +herr_t +H5Pset_file_locking(hid_t fapl_id, hbool_t use_file_locking, hbool_t ignore_when_disabled) +{ + H5P_genplist_t *plist; /* property list pointer */ + herr_t ret_value = SUCCEED; /* return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE3("e", "ibb", fapl_id, use_file_locking, ignore_when_disabled); + + /* Make sure this is a fapl */ + if (TRUE != H5P_isa_class(fapl_id, H5P_FILE_ACCESS)) + HGOTO_ERROR(H5E_PLIST, H5E_CANTREGISTER, FAIL, "property list is not a file access plist") + + /* Get the plist structure */ + if (NULL == (plist = (H5P_genplist_t *)H5I_object(fapl_id))) + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID") + + /* Set values */ + if (H5P_set(plist, H5F_ACS_USE_FILE_LOCKING_NAME, &use_file_locking) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set use file locking property") + if (H5P_set(plist, H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_NAME, &ignore_when_disabled) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set ignore disabled file locks property") + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5Pset_file_locking() */ + +/*------------------------------------------------------------------------- + * Function: H5Pget_file_locking + * + * Purpose: Gets the file locking property values. + * + * File locking is used when creating/opening a file to prevent + * problematic file accesses. + * + * Return: SUCCEED/FAIL + * + * Programmer: Dana Robinson + * Spring 2020 + * + *------------------------------------------------------------------------- + */ +herr_t +H5Pget_file_locking(hid_t fapl_id, hbool_t *use_file_locking, hbool_t *ignore_when_disabled) +{ + H5P_genplist_t *plist; /* property list pointer */ + herr_t ret_value = SUCCEED; /* return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE3("e", "i*b*b", fapl_id, use_file_locking, ignore_when_disabled); + + /* Make sure this is a fapl */ + if (TRUE != H5P_isa_class(fapl_id, H5P_FILE_ACCESS)) + HGOTO_ERROR(H5E_PLIST, H5E_CANTREGISTER, FAIL, "property list is not an access plist") + + /* Get the plist structure */ + if (NULL == (plist = (H5P_genplist_t *)H5I_object(fapl_id))) + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID") + + /* Get values */ + if (H5P_get(plist, H5F_ACS_USE_FILE_LOCKING_NAME, use_file_locking) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get use file locking property") + if (H5P_get(plist, H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_NAME, ignore_when_disabled) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get ignore disabled file locks property") + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5Pget_file_locking() */ + #ifdef H5_HAVE_PARALLEL /*------------------------------------------------------------------------- |