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authorDavid Young <dyoung@hdfgroup.org>2020-09-03 21:13:47 (GMT)
committerDavid Young <dyoung@hdfgroup.org>2020-09-03 21:13:47 (GMT)
commitd85cd245d29d72990ded9fdf60a2b849a85b1912 (patch)
tree83aaf2f0b9acc06c1d69af4c843fa23927822efb /src/H5FDlog.c
parent651facc1446c36e6d77cc328682dac397bae27e3 (diff)
parentb3a89155b986bca9c436d4ff6c229a68ac23f1ef (diff)
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Merge remote-tracking branch 'hdffv/develop' into rebased-fprintf-experiment
Diffstat (limited to 'src/H5FDlog.c')
-rw-r--r--src/H5FDlog.c304
1 files changed, 168 insertions, 136 deletions
diff --git a/src/H5FDlog.c b/src/H5FDlog.c
index 80a5d03..2faeab1 100644
--- a/src/H5FDlog.c
+++ b/src/H5FDlog.c
@@ -12,7 +12,7 @@
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
- * Programmer: Quincey Koziol <koziol@hdfgroup.org>
+ * Programmer: Quincey Koziol
* Monday, April 17, 2000
*
* Purpose: The POSIX unbuffered file driver using only the HDF5 public
@@ -40,6 +40,9 @@
/* The driver identification number, initialized at runtime */
static hid_t H5FD_LOG_g = 0;
+/* Whether to ignore file locks when disabled (env var value) */
+static htri_t ignore_disabled_file_locks_s = FAIL;
+
/* Driver-specific file access properties */
typedef struct H5FD_log_fapl_t {
char *logfile; /* Allocated log file name */
@@ -80,6 +83,7 @@ typedef struct H5FD_log_t {
haddr_t eof; /* end of file; current file size */
haddr_t pos; /* current file I/O position */
H5FD_file_op_t op; /* last operation */
+ hbool_t ignore_disabled_file_locks;
char filename[H5FD_MAX_FILENAME_LEN]; /* Copy of file name from open operation */
#ifndef H5_HAVE_WIN32_API
/* On most systems the combination of device and i-node number uniquely
@@ -151,71 +155,71 @@ typedef struct H5FD_log_t {
* which can be addressed entirely by the second
* argument of the file seek function.
*/
-#define MAXADDR (((haddr_t)1<<(8*sizeof(HDoff_t)-1))-1)
-#define ADDR_OVERFLOW(A) (HADDR_UNDEF==(A) || ((A) & ~(haddr_t)MAXADDR))
+#define MAXADDR (((haddr_t)1 << (8 * sizeof(HDoff_t) - 1)) - 1)
+#define ADDR_OVERFLOW(A) (HADDR_UNDEF == (A) || ((A) & ~(haddr_t)MAXADDR))
#define SIZE_OVERFLOW(Z) ((Z) & ~(hsize_t)MAXADDR)
#define REGION_OVERFLOW(A,Z) (ADDR_OVERFLOW(A) || SIZE_OVERFLOW(Z) || \
- HADDR_UNDEF==(A)+(Z) || \
- (HDoff_t)((A)+(Z))<(HDoff_t)(A))
+ HADDR_UNDEF == (A) + (Z) || \
+ (HDoff_t)((A) + (Z)) < (HDoff_t)(A))
/* Prototypes */
-static herr_t H5FD_log_term(void);
-static void *H5FD_log_fapl_get(H5FD_t *file);
-static void *H5FD_log_fapl_copy(const void *_old_fa);
-static herr_t H5FD_log_fapl_free(void *_fa);
-static H5FD_t *H5FD_log_open(const char *name, unsigned flags, hid_t fapl_id,
+static herr_t H5FD__log_term(void);
+static void *H5FD__log_fapl_get(H5FD_t *file);
+static void *H5FD__log_fapl_copy(const void *_old_fa);
+static herr_t H5FD__log_fapl_free(void *_fa);
+static H5FD_t *H5FD__log_open(const char *name, unsigned flags, hid_t fapl_id,
haddr_t maxaddr);
-static herr_t H5FD_log_close(H5FD_t *_file);
-static int H5FD_log_cmp(const H5FD_t *_f1, const H5FD_t *_f2);
-static herr_t H5FD_log_query(const H5FD_t *_f1, unsigned long *flags);
-static haddr_t H5FD_log_alloc(H5FD_t *_file, H5FD_mem_t type, hid_t dxpl_id, hsize_t size);
+static herr_t H5FD__log_close(H5FD_t *_file);
+static int H5FD__log_cmp(const H5FD_t *_f1, const H5FD_t *_f2);
+static herr_t H5FD__log_query(const H5FD_t *_f1, unsigned long *flags);
+static haddr_t H5FD__log_alloc(H5FD_t *_file, H5FD_mem_t type, hid_t dxpl_id, hsize_t size);
static herr_t H5FD__log_free(H5FD_t *_file, H5FD_mem_t type, hid_t dxpl_id, haddr_t addr,
hsize_t size);
-static haddr_t H5FD_log_get_eoa(const H5FD_t *_file, H5FD_mem_t type);
-static herr_t H5FD_log_set_eoa(H5FD_t *_file, H5FD_mem_t type, haddr_t addr);
-static haddr_t H5FD_log_get_eof(const H5FD_t *_file, H5FD_mem_t type);
-static herr_t H5FD_log_get_handle(H5FD_t *_file, hid_t fapl, void** file_handle);
-static herr_t H5FD_log_read(H5FD_t *_file, H5FD_mem_t type, hid_t fapl_id, haddr_t addr,
+static haddr_t H5FD__log_get_eoa(const H5FD_t *_file, H5FD_mem_t type);
+static herr_t H5FD__log_set_eoa(H5FD_t *_file, H5FD_mem_t type, haddr_t addr);
+static haddr_t H5FD__log_get_eof(const H5FD_t *_file, H5FD_mem_t type);
+static herr_t H5FD__log_get_handle(H5FD_t *_file, hid_t fapl, void** file_handle);
+static herr_t H5FD__log_read(H5FD_t *_file, H5FD_mem_t type, hid_t fapl_id, haddr_t addr,
size_t size, void *buf);
-static herr_t H5FD_log_write(H5FD_t *_file, H5FD_mem_t type, hid_t fapl_id, haddr_t addr,
+static herr_t H5FD__log_write(H5FD_t *_file, H5FD_mem_t type, hid_t fapl_id, haddr_t addr,
size_t size, const void *buf);
-static herr_t H5FD_log_truncate(H5FD_t *_file, hid_t dxpl_id, hbool_t closing);
-static herr_t H5FD_log_lock(H5FD_t *_file, hbool_t rw);
-static herr_t H5FD_log_unlock(H5FD_t *_file);
+static herr_t H5FD__log_truncate(H5FD_t *_file, hid_t dxpl_id, hbool_t closing);
+static herr_t H5FD__log_lock(H5FD_t *_file, hbool_t rw);
+static herr_t H5FD__log_unlock(H5FD_t *_file);
static const H5FD_class_t H5FD_log_g = {
- "log", /*name */
- MAXADDR, /*maxaddr */
- H5F_CLOSE_WEAK, /* fc_degree */
- H5FD_log_term, /*terminate */
- NULL, /*sb_size */
- NULL, /*sb_encode */
- NULL, /*sb_decode */
- sizeof(H5FD_log_fapl_t), /*fapl_size */
- H5FD_log_fapl_get, /*fapl_get */
- H5FD_log_fapl_copy, /*fapl_copy */
- H5FD_log_fapl_free, /*fapl_free */
- 0, /*dxpl_size */
- NULL, /*dxpl_copy */
- NULL, /*dxpl_free */
- H5FD_log_open, /*open */
- H5FD_log_close, /*close */
- H5FD_log_cmp, /*cmp */
- H5FD_log_query, /*query */
- NULL, /*get_type_map */
- H5FD_log_alloc, /*alloc */
- H5FD__log_free, /*free */
- H5FD_log_get_eoa, /*get_eoa */
- H5FD_log_set_eoa, /*set_eoa */
- H5FD_log_get_eof, /*get_eof */
- H5FD_log_get_handle, /*get_handle */
- H5FD_log_read, /*read */
- H5FD_log_write, /*write */
- NULL, /*flush */
- H5FD_log_truncate, /*truncate */
- H5FD_log_lock, /*lock */
- H5FD_log_unlock, /*unlock */
- H5FD_FLMAP_DICHOTOMY /*fl_map */
+ "log", /* name */
+ MAXADDR, /* maxaddr */
+ H5F_CLOSE_WEAK, /* fc_degree */
+ H5FD__log_term, /* terminate */
+ NULL, /* sb_size */
+ NULL, /* sb_encode */
+ NULL, /* sb_decode */
+ sizeof(H5FD_log_fapl_t), /* fapl_size */
+ H5FD__log_fapl_get, /* fapl_get */
+ H5FD__log_fapl_copy, /* fapl_copy */
+ H5FD__log_fapl_free, /* fapl_free */
+ 0, /* dxpl_size */
+ NULL, /* dxpl_copy */
+ NULL, /* dxpl_free */
+ H5FD__log_open, /* open */
+ H5FD__log_close, /* close */
+ H5FD__log_cmp, /* cmp */
+ H5FD__log_query, /* query */
+ NULL, /* get_type_map */
+ H5FD__log_alloc, /* alloc */
+ H5FD__log_free, /* free */
+ H5FD__log_get_eoa, /* get_eoa */
+ H5FD__log_set_eoa, /* set_eoa */
+ H5FD__log_get_eof, /* get_eof */
+ H5FD__log_get_handle, /* get_handle */
+ H5FD__log_read, /* read */
+ H5FD__log_write, /* write */
+ NULL, /* flush */
+ H5FD__log_truncate, /* truncate */
+ H5FD__log_lock, /* lock */
+ H5FD__log_unlock, /* unlock */
+ H5FD_FLMAP_DICHOTOMY /* fl_map */
};
/* Declare a free list to manage the H5FD_log_t struct */
@@ -234,10 +238,20 @@ H5FL_DEFINE_STATIC(H5FD_log_t);
static herr_t
H5FD__init_package(void)
{
+ char *lock_env_var = NULL; /* Environment variable pointer */
herr_t ret_value = SUCCEED;
FUNC_ENTER_STATIC
+ /* Check the use disabled file locks environment variable */
+ lock_env_var = HDgetenv("HDF5_USE_FILE_LOCKING");
+ if(lock_env_var && !HDstrcmp(lock_env_var, "BEST_EFFORT"))
+ ignore_disabled_file_locks_s = TRUE; /* Override: Ignore disabled locks */
+ else if(lock_env_var && (!HDstrcmp(lock_env_var, "TRUE") || !HDstrcmp(lock_env_var, "1")))
+ ignore_disabled_file_locks_s = FALSE; /* Override: Don't ignore disabled locks */
+ else
+ ignore_disabled_file_locks_s = FAIL; /* Environment variable not set, or not set correctly */
+
if(H5FD_log_init() < 0)
HGOTO_ERROR(H5E_VFL, H5E_CANTINIT, FAIL, "unable to initialize log VFD")
@@ -279,7 +293,7 @@ done:
/*---------------------------------------------------------------------------
- * Function: H5FD_log_term
+ * Function: H5FD__log_term
*
* Purpose: Shut down the VFD
*
@@ -291,15 +305,15 @@ done:
*---------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_term(void)
+H5FD__log_term(void)
{
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
/* Reset VFL ID */
H5FD_LOG_g = 0;
FUNC_LEAVE_NOAPI(SUCCEED)
-} /* end H5FD_log_term() */
+} /* end H5FD__log_term() */
/*-------------------------------------------------------------------------
@@ -352,7 +366,7 @@ done:
/*-------------------------------------------------------------------------
- * Function: H5FD_log_fapl_get
+ * Function: H5FD__log_fapl_get
*
* Purpose: Returns a file access property list which indicates how the
* specified file is being accessed. The return list could be
@@ -368,22 +382,22 @@ done:
*-------------------------------------------------------------------------
*/
static void *
-H5FD_log_fapl_get(H5FD_t *_file)
+H5FD__log_fapl_get(H5FD_t *_file)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
void *ret_value = NULL; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
/* Set return value */
- ret_value = H5FD_log_fapl_copy(&(file->fa));
+ ret_value = H5FD__log_fapl_copy(&(file->fa));
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_fapl_get() */
+} /* end H5FD__log_fapl_get() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_fapl_copy
+ * Function: H5FD__log_fapl_copy
*
* Purpose: Copies the log-specific file access properties.
*
@@ -396,13 +410,13 @@ H5FD_log_fapl_get(H5FD_t *_file)
*-------------------------------------------------------------------------
*/
static void *
-H5FD_log_fapl_copy(const void *_old_fa)
+H5FD__log_fapl_copy(const void *_old_fa)
{
const H5FD_log_fapl_t *old_fa = (const H5FD_log_fapl_t*)_old_fa;
H5FD_log_fapl_t *new_fa = NULL; /* New FAPL info */
void *ret_value = NULL; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
HDassert(old_fa);
@@ -430,11 +444,11 @@ done:
} /* end if */
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_fapl_copy() */
+} /* end H5FD__log_fapl_copy() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_fapl_free
+ * Function: H5FD__log_fapl_free
*
* Purpose: Frees the log-specific file access properties.
*
@@ -446,11 +460,11 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_fapl_free(void *_fa)
+H5FD__log_fapl_free(void *_fa)
{
H5FD_log_fapl_t *fa = (H5FD_log_fapl_t*)_fa;
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
/* Free the fapl information */
if(fa->logfile)
@@ -458,11 +472,11 @@ H5FD_log_fapl_free(void *_fa)
H5MM_xfree(fa);
FUNC_LEAVE_NOAPI(SUCCEED)
-} /* end H5FD_log_fapl_free() */
+} /* end H5FD__log_fapl_free() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_open
+ * Function: H5FD__log_open
*
* Purpose: Create and/or opens a file as an HDF5 file.
*
@@ -477,7 +491,7 @@ H5FD_log_fapl_free(void *_fa)
*-------------------------------------------------------------------------
*/
static H5FD_t *
-H5FD_log_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr)
+H5FD__log_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr)
{
H5FD_log_t *file = NULL;
H5P_genplist_t *plist; /* Property list */
@@ -492,7 +506,7 @@ H5FD_log_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr)
h5_stat_t sb;
H5FD_t *ret_value = NULL; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
/* Sanity check on file offsets */
HDcompile_assert(sizeof(HDoff_t) >= sizeof(size_t));
@@ -625,6 +639,16 @@ H5FD_log_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr)
} /* end if */
} /* end if */
+ /* Check the file locking flags in the fapl */
+ if(ignore_disabled_file_locks_s != FAIL)
+ /* The environment variable was set, so use that preferentially */
+ file->ignore_disabled_file_locks = ignore_disabled_file_locks_s;
+ else {
+ /* Use the value in the property list */
+ if(H5P_get(plist, H5F_ACS_IGNORE_DISABLED_FILE_LOCKS_NAME, &file->ignore_disabled_file_locks) < 0)
+ HGOTO_ERROR(H5E_VFL, H5E_CANTGET, NULL, "can't get ignore disabled file locks property")
+ }
+
/* Check for non-default FAPL */
if(H5P_FILE_ACCESS_DEFAULT != fapl_id) {
/* This step is for h5repart tool only. If user wants to change file driver from
@@ -649,11 +673,11 @@ done:
} /* end if */
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_open() */
+} /* end H5FD__log_open() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_close
+ * Function: H5FD__log_close
*
* Purpose: Closes an HDF5 file.
*
@@ -666,13 +690,13 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_close(H5FD_t *_file)
+H5FD__log_close(H5FD_t *_file)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
H5_timer_t close_timer; /* Timer for close() call */
herr_t ret_value = SUCCEED; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
/* Sanity check */
HDassert(file);
@@ -794,11 +818,11 @@ H5FD_log_close(H5FD_t *_file)
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_close() */
+} /* end H5FD__log_close() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_cmp
+ * Function: H5FD__log_cmp
*
* Purpose: Compares two files belonging to this driver using an
* arbitrary (but consistent) ordering.
@@ -813,13 +837,13 @@ done:
*-------------------------------------------------------------------------
*/
static int
-H5FD_log_cmp(const H5FD_t *_f1, const H5FD_t *_f2)
+H5FD__log_cmp(const H5FD_t *_f1, const H5FD_t *_f2)
{
const H5FD_log_t *f1 = (const H5FD_log_t *)_f1;
const H5FD_log_t *f2 = (const H5FD_log_t *)_f2;
int ret_value = 0;
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
#ifdef H5_HAVE_WIN32_API
if(f1->dwVolumeSerialNumber < f2->dwVolumeSerialNumber) HGOTO_DONE(-1)
@@ -850,11 +874,11 @@ H5FD_log_cmp(const H5FD_t *_f1, const H5FD_t *_f2)
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_cmp() */
+} /* end H5FD__log_cmp() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_query
+ * Function: H5FD__log_query
*
* Purpose: Set the flags that this VFL driver is capable of supporting.
* (listed in H5FDpublic.h)
@@ -867,11 +891,11 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_query(const H5FD_t *_file, unsigned long *flags /* out */)
+H5FD__log_query(const H5FD_t *_file, unsigned long *flags /* out */)
{
const H5FD_log_t *file = (const H5FD_log_t *)_file;
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
/* Set the VFL feature flags that this driver supports */
if(flags) {
@@ -890,11 +914,11 @@ H5FD_log_query(const H5FD_t *_file, unsigned long *flags /* out */)
} /* end if */
FUNC_LEAVE_NOAPI(SUCCEED)
-} /* end H5FD_log_query() */
+} /* end H5FD__log_query() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_alloc
+ * Function: H5FD__log_alloc
*
* Purpose: Allocate file memory.
*
@@ -907,13 +931,13 @@ H5FD_log_query(const H5FD_t *_file, unsigned long *flags /* out */)
*-------------------------------------------------------------------------
*/
static haddr_t
-H5FD_log_alloc(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, hsize_t size)
+H5FD__log_alloc(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, hsize_t size)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
haddr_t addr;
haddr_t ret_value = HADDR_UNDEF; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
/* Compute the address for the block to allocate */
addr = file->eoa;
@@ -937,7 +961,7 @@ H5FD_log_alloc(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, hsi
ret_value = addr;
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_alloc() */
+} /* end H5FD__log_alloc() */
/*-------------------------------------------------------------------------
@@ -978,7 +1002,7 @@ H5FD__log_free(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id,
/*-------------------------------------------------------------------------
- * Function: H5FD_log_get_eoa
+ * Function: H5FD__log_get_eoa
*
* Purpose: Gets the end-of-address marker for the file. The EOA marker
* is the first address past the last byte allocated in the
@@ -993,18 +1017,18 @@ H5FD__log_free(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id,
*-------------------------------------------------------------------------
*/
static haddr_t
-H5FD_log_get_eoa(const H5FD_t *_file, H5FD_mem_t H5_ATTR_UNUSED type)
+H5FD__log_get_eoa(const H5FD_t *_file, H5FD_mem_t H5_ATTR_UNUSED type)
{
const H5FD_log_t *file = (const H5FD_log_t *)_file;
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
FUNC_LEAVE_NOAPI(file->eoa)
-} /* end H5FD_log_get_eoa() */
+} /* end H5FD__log_get_eoa() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_set_eoa
+ * Function: H5FD__log_set_eoa
*
* Purpose: Set the end-of-address marker for the file. This function is
* called shortly after an existing HDF5 file is opened in order
@@ -1018,11 +1042,11 @@ H5FD_log_get_eoa(const H5FD_t *_file, H5FD_mem_t H5_ATTR_UNUSED type)
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_set_eoa(H5FD_t *_file, H5FD_mem_t type, haddr_t addr)
+H5FD__log_set_eoa(H5FD_t *_file, H5FD_mem_t type, haddr_t addr)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
if(file->fa.flags != 0) {
/* Check for increasing file size */
@@ -1061,11 +1085,11 @@ H5FD_log_set_eoa(H5FD_t *_file, H5FD_mem_t type, haddr_t addr)
file->eoa = addr;
FUNC_LEAVE_NOAPI(SUCCEED)
-} /* end H5FD_log_set_eoa() */
+} /* end H5FD__log_set_eoa() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_get_eof
+ * Function: H5FD__log_get_eof
*
* Purpose: Returns the end-of-file marker, which is the greater of
* either the filesystem end-of-file or the HDF5 end-of-address
@@ -1082,18 +1106,18 @@ H5FD_log_set_eoa(H5FD_t *_file, H5FD_mem_t type, haddr_t addr)
*-------------------------------------------------------------------------
*/
static haddr_t
-H5FD_log_get_eof(const H5FD_t *_file, H5FD_mem_t H5_ATTR_UNUSED type)
+H5FD__log_get_eof(const H5FD_t *_file, H5FD_mem_t H5_ATTR_UNUSED type)
{
const H5FD_log_t *file = (const H5FD_log_t *)_file;
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ FUNC_ENTER_STATIC_NOERR
FUNC_LEAVE_NOAPI(file->eof)
-} /* end H5FD_log_get_eof() */
+} /* end H5FD__log_get_eof() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_get_handle
+ * Function: H5FD__log_get_handle
*
* Purpose: Returns the file handle of LOG file driver.
*
@@ -1105,12 +1129,12 @@ H5FD_log_get_eof(const H5FD_t *_file, H5FD_mem_t H5_ATTR_UNUSED type)
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_get_handle(H5FD_t *_file, hid_t H5_ATTR_UNUSED fapl, void **file_handle)
+H5FD__log_get_handle(H5FD_t *_file, hid_t H5_ATTR_UNUSED fapl, void **file_handle)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
herr_t ret_value = SUCCEED;
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
if(!file_handle)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file handle not valid")
@@ -1119,11 +1143,11 @@ H5FD_log_get_handle(H5FD_t *_file, hid_t H5_ATTR_UNUSED fapl, void **file_handle
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_get_handle() */
+} /* end H5FD__log_get_handle() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_read
+ * Function: H5FD__log_read
*
* Purpose: Reads SIZE bytes of data from FILE beginning at address ADDR
* into buffer BUF according to data transfer properties in
@@ -1139,7 +1163,7 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_read(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, haddr_t addr,
+H5FD__log_read(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, haddr_t addr,
size_t size, void *buf/*out*/)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
@@ -1154,7 +1178,7 @@ H5FD_log_read(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, hadd
HDoff_t offset = (HDoff_t)addr;
herr_t ret_value = SUCCEED; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
HDassert(file && file->pub.cls);
HDassert(buf);
@@ -1325,11 +1349,11 @@ done:
} /* end if */
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_read() */
+} /* end H5FD__log_read() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_write
+ * Function: H5FD__log_write
*
* Purpose: Writes SIZE bytes of data to FILE beginning at address ADDR
* from buffer BUF according to data transfer properties in
@@ -1343,7 +1367,7 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_write(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, haddr_t addr,
+H5FD__log_write(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, haddr_t addr,
size_t size, const void *buf)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
@@ -1358,7 +1382,7 @@ H5FD_log_write(H5FD_t *_file, H5FD_mem_t type, hid_t H5_ATTR_UNUSED dxpl_id, had
HDoff_t offset = (HDoff_t)addr;
herr_t ret_value = SUCCEED; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
HDassert(file && file->pub.cls);
HDassert(size > 0);
@@ -1531,11 +1555,11 @@ done:
} /* end if */
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_write() */
+} /* end H5FD__log_write() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_truncate
+ * Function: H5FD__log_truncate
*
* Purpose: Makes sure that the true file size is the same (or larger)
* than the end-of-address.
@@ -1548,12 +1572,12 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_truncate(H5FD_t *_file, hid_t H5_ATTR_UNUSED dxpl_id, hbool_t H5_ATTR_UNUSED closing)
+H5FD__log_truncate(H5FD_t *_file, hid_t H5_ATTR_UNUSED dxpl_id, hbool_t H5_ATTR_UNUSED closing)
{
H5FD_log_t *file = (H5FD_log_t *)_file;
herr_t ret_value = SUCCEED; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
HDassert(file);
@@ -1639,11 +1663,11 @@ H5FD_log_truncate(H5FD_t *_file, hid_t H5_ATTR_UNUSED dxpl_id, hbool_t H5_ATTR_U
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_truncate() */
+} /* end H5FD__log_truncate() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_lock
+ * Function: H5FD__log_lock
*
* Purpose: Place a lock on the file
*
@@ -1655,13 +1679,13 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_lock(H5FD_t *_file, hbool_t rw)
+H5FD__log_lock(H5FD_t *_file, hbool_t rw)
{
H5FD_log_t *file = (H5FD_log_t *)_file; /* VFD file struct */
int lock_flags; /* file locking flags */
herr_t ret_value = SUCCEED; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
/* Sanity check */
HDassert(file);
@@ -1671,19 +1695,23 @@ H5FD_log_lock(H5FD_t *_file, hbool_t rw)
/* Place a non-blocking lock on the file */
if(HDflock(file->fd, lock_flags | LOCK_NB) < 0) {
- if(ENOSYS == errno)
- HSYS_GOTO_ERROR(H5E_FILE, H5E_BADFILE, FAIL, "file locking disabled on this file system (use HDF5_USE_FILE_LOCKING environment variable to override)")
+ if(file->ignore_disabled_file_locks && ENOSYS == errno) {
+ /* When errno is set to ENOSYS, the file system does not support
+ * locking, so ignore it.
+ */
+ errno = 0;
+ }
else
- HSYS_GOTO_ERROR(H5E_FILE, H5E_BADFILE, FAIL, "unable to lock file")
- } /* end if */
+ HSYS_GOTO_ERROR(H5E_VFL, H5E_CANTLOCKFILE, FAIL, "unable to lock file")
+ }
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_lock() */
+} /* end H5FD__log_lock() */
/*-------------------------------------------------------------------------
- * Function: H5FD_log_unlock
+ * Function: H5FD__log_unlock
*
* Purpose: Remove the existing lock on the file
*
@@ -1694,23 +1722,27 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-H5FD_log_unlock(H5FD_t *_file)
+H5FD__log_unlock(H5FD_t *_file)
{
H5FD_log_t *file = (H5FD_log_t *)_file; /* VFD file struct */
herr_t ret_value = SUCCEED; /* Return value */
- FUNC_ENTER_NOAPI_NOINIT
+ FUNC_ENTER_STATIC
HDassert(file);
if(HDflock(file->fd, LOCK_UN) < 0) {
- if(ENOSYS == errno)
- HSYS_GOTO_ERROR(H5E_FILE, H5E_BADFILE, FAIL, "file locking disabled on this file system (use HDF5_USE_FILE_LOCKING environment variable to override)")
+ if(file->ignore_disabled_file_locks && ENOSYS == errno) {
+ /* When errno is set to ENOSYS, the file system does not support
+ * locking, so ignore it.
+ */
+ errno = 0;
+ }
else
- HSYS_GOTO_ERROR(H5E_FILE, H5E_BADFILE, FAIL, "unable to unlock file")
- } /* end if */
+ HSYS_GOTO_ERROR(H5E_VFL, H5E_CANTUNLOCKFILE, FAIL, "unable to unlock file")
+ }
done:
FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_log_unlock() */
+} /* end H5FD__log_unlock() */