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| author | Scott Wegner <swegner@hdfgroup.org> | 2007-06-14 18:50:54 (GMT) |
|---|---|---|
| committer | Scott Wegner <swegner@hdfgroup.org> | 2007-06-14 18:50:54 (GMT) |
| commit | b2cf486a02f51d020cf23eaa0a42b630ca771d0b (patch) | |
| tree | 5dba3345dc546fd9aa22644a7c84e453bf8664e3 /src/H5FDwindows.c | |
| parent | 9238d327a330f7e25404f580780b752f11bb0de8 (diff) | |
| download | hdf5-b2cf486a02f51d020cf23eaa0a42b630ca771d0b.zip hdf5-b2cf486a02f51d020cf23eaa0a42b630ca771d0b.tar.gz hdf5-b2cf486a02f51d020cf23eaa0a42b630ca771d0b.tar.bz2 | |
[svn-r13866] Updated the open command to add the _O_BINARY flag, which Windows needs for reading and seeking.
Tested:
VS.NET and VS2005 on WinXP 32-bit and x64
Diffstat (limited to 'src/H5FDwindows.c')
| -rw-r--r-- | src/H5FDwindows.c | 58 |
1 files changed, 31 insertions, 27 deletions
diff --git a/src/H5FDwindows.c b/src/H5FDwindows.c index 1ea9aad..e0ef11e 100644 --- a/src/H5FDwindows.c +++ b/src/H5FDwindows.c @@ -350,6 +350,8 @@ H5FD_windows_open(const char *name, unsigned flags, hid_t UNUSED fapl_id, if (H5F_ACC_TRUNC & flags) o_flags |= O_TRUNC;
if (H5F_ACC_CREAT & flags) o_flags |= O_CREAT;
if (H5F_ACC_EXCL & flags) o_flags |= O_EXCL;
+ /* Windows needs O_BINARY to correctly handle eol characters */
+ o_flags |= O_BINARY;
/* Open the file */
if ((fd=_open(name, o_flags, 0666))<0)
@@ -979,40 +981,42 @@ H5FD_windows_flush(H5FD_t *_file, hid_t UNUSED dxpl_id, unsigned closing) assert(file);
+ if (file->eoa != file->eof) {
#ifndef WINDOWS_USE_STDIO
- /* Extend the file to make sure it's large enough */
- if( (filehandle = (HANDLE)_get_osfhandle(file->fd)) == INVALID_HANDLE_VALUE)
- HGOTO_ERROR(H5E_FILE, H5E_FILEOPEN, FAIL, "unable to get file handle for file")
-
- li.QuadPart = file->eoa;
- (void)SetFilePointer((HANDLE)filehandle,li.LowPart,&li.HighPart,FILE_BEGIN);
- if(SetEndOfFile(filehandle) == 0)
- HGOTO_ERROR(H5E_IO, H5E_SEEKERROR, FAIL, "unable to extend file properly")
+ /* Extend the file to make sure it's large enough */
+ if( (filehandle = (HANDLE)_get_osfhandle(file->fd)) == INVALID_HANDLE_VALUE)
+ HGOTO_ERROR(H5E_FILE, H5E_FILEOPEN, FAIL, "unable to get file handle for file")
+
+ li.QuadPart = (__int64)file->eoa;
+ (void)SetFilePointer((HANDLE)filehandle,li.LowPart,&li.HighPart,FILE_BEGIN);
+ if(SetEndOfFile(filehandle) == 0)
+ HGOTO_ERROR(H5E_IO, H5E_SEEKERROR, FAIL, "unable to extend file properly")
#else /* WINDOWS_USE_STDIO */
- /* Only try to flush if we have write access */
- if(!file->write_access)
- HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "cannot flush without write access")
-
- if((fd = _fileno(file->fp)) == -1)
- HGOTO_ERROR(H5E_FILE, H5E_CANTOPENFILE, FAIL, "unable to get file descriptor for file")
- if(_chsize_s(fd, file->eoa))
- HGOTO_ERROR(H5E_IO, H5E_SEEKERROR, FAIL, "unable to extend file properly")
-
- /* Flush */
- if(!closing)
- if (fflush(file->fp) == EOF)
- HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "fflush failed")
+ /* Only try to flush if we have write access */
+ if(!file->write_access)
+ HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "cannot flush without write access")
+
+ if((fd = _fileno(file->fp)) == -1)
+ HGOTO_ERROR(H5E_FILE, H5E_CANTOPENFILE, FAIL, "unable to get file descriptor for file")
+ if(_chsize_s(fd, file->eoa))
+ HGOTO_ERROR(H5E_IO, H5E_SEEKERROR, FAIL, "unable to extend file properly")
+
+ /* Flush */
+ if(!closing)
+ if (fflush(file->fp) == EOF)
+ HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "fflush failed")
#endif /* WINDOWS_USE_STDIO */
- /* Update the eof value */
- file->eof = file->eoa;
+ /* Update the eof value */
+ file->eof = file->eoa;
- /* Reset last file I/O information */
- file->pos = HADDR_UNDEF;
- file->op = OP_UNKNOWN;
-
+ /* Reset last file I/O information */
+ file->pos = HADDR_UNDEF;
+ file->op = OP_UNKNOWN;
+
+ }
done:
FUNC_LEAVE_NOAPI(ret_value)
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