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authorQuincey Koziol <koziol@hdfgroup.org>2003-08-08 19:17:40 (GMT)
committerQuincey Koziol <koziol@hdfgroup.org>2003-08-08 19:17:40 (GMT)
commit2e1ef03cef0058566c4ab4f8f2490760f776b0a8 (patch)
tree2682be7f0bc894222acdab47363a43675474965f /src
parentbdc659f2bb7a04db069b98571298658062178c69 (diff)
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[svn-r7317] Purpose:
Feature change & code cleanup Description: Changed fileno field in H5FD_t struct from 'unsigned long[2]' to just 'unsigned long'. Changed over code to handle the fileno change. Chased error API changes Platforms tested: h5committested
Diffstat (limited to 'src')
-rw-r--r--src/H5FD.c26
-rw-r--r--src/H5FDpublic.h2
2 files changed, 13 insertions, 15 deletions
diff --git a/src/H5FD.c b/src/H5FD.c
index fdd0680..37e14e4 100644
--- a/src/H5FD.c
+++ b/src/H5FD.c
@@ -73,16 +73,16 @@ H5FL_BLK_DEFINE_STATIC(meta_accum);
/*
* Global count of the number of H5FD_t's handed out. This is used as a
* "serial number" for files that are currently open and is used for the
- * 'fileno[2]' field in H5G_stat_t. However, if a VFL driver is not able
+ * 'fileno' field in H5G_stat_t. However, if a VFL driver is not able
* to detect whether two files are the same, a file that has been opened
* by H5Fopen more than once with that VFL driver will have two different
* serial numbers. :-/
*
- * Also, if a file is opened, the 'fileno[2]' field is retrieved for an
- * object and the file is closed and re-opened, the 'fileno[2]' value will
+ * Also, if a file is opened, the 'fileno' field is retrieved for an
+ * object and the file is closed and re-opened, the 'fileno' value will
* be different.
*/
-static unsigned long file_serial_no[2];
+static unsigned long file_serial_no;
/*-------------------------------------------------------------------------
@@ -108,12 +108,11 @@ H5FD_init_interface(void)
FUNC_ENTER_NOINIT(H5FD_init_interface);
- if (H5I_init_group(H5I_VFL, H5I_VFL_HASHSIZE, 0,
- (H5I_free_t)H5FD_free_cls)<0)
+ if (H5I_init_group(H5I_VFL, H5I_VFL_HASHSIZE, 0, (H5I_free_t)H5FD_free_cls)<0)
HGOTO_ERROR(H5E_VFL, H5E_CANTINIT, FAIL, "unable to initialize interface");
/* Reset the file serial numbers */
- HDmemset(file_serial_no,0,sizeof(file_serial_no));
+ file_serial_no=0;
done:
FUNC_LEAVE_NOAPI(ret_value);
@@ -855,12 +854,11 @@ H5FD_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr)
HGOTO_ERROR(H5E_VFL, H5E_CANTINIT, NULL, "unable to query file driver");
/* Increment the global serial number & assign it to this H5FD_t object */
- if(++file_serial_no[0]==0) {
- /* (Just error out if we wrap both numbers around for now...) */
- if(++file_serial_no[1]==0)
- HGOTO_ERROR(H5E_VFL, H5E_CANTINIT, NULL, "unable to get file serial number");
+ if(++file_serial_no==0) {
+ /* (Just error out if we wrap around for now...) */
+ HGOTO_ERROR(H5E_VFL, H5E_CANTINIT, NULL, "unable to get file serial number");
} /* end if */
- HDmemcpy(file->fileno,file_serial_no,sizeof(file_serial_no));
+ file->fileno=file_serial_no;
/* Set return value */
ret_value=file;
@@ -3296,11 +3294,11 @@ H5FD_get_fileno(const H5FD_t *file, unsigned long *filenum)
assert(filenum);
/* Retrieve the file's serial number */
- HDmemcpy(filenum,file->fileno,sizeof(file->fileno));
+ HDmemcpy(filenum,&file->fileno,sizeof(file->fileno));
done:
FUNC_LEAVE_NOAPI(ret_value);
-} /* end H5F_get_fileno() */
+} /* end H5FD_get_fileno() */
/*--------------------------------------------------------------------------
diff --git a/src/H5FDpublic.h b/src/H5FDpublic.h
index 0f541f9..3454f28 100644
--- a/src/H5FDpublic.h
+++ b/src/H5FDpublic.h
@@ -183,7 +183,7 @@ typedef struct H5FD_free_t {
struct H5FD_t {
hid_t driver_id; /*driver ID for this file */
const H5FD_class_t *cls; /*constant class info */
- unsigned long fileno[2]; /* File serial number */
+ unsigned long fileno; /* File serial number */
unsigned long feature_flags; /* VFL Driver feature Flags */
hsize_t threshold; /* Threshold for alignment */
hsize_t alignment; /* Allocation alignment */