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Add FILEIO_NONE access mode. 

In some cases, the FILEIO_NONE access mode may be useful as a parameter
to indicate that file access should be disabled.  High-level routines can
use it to skip file access calls, as 'fileio_open' will fail presently
if called to open a file using this mode.
This commit is contained in:
Zachary T Welch 2009-11-07 22:37:39 -08:00
parent 51cd370b39
commit da4cb3c029
1 changed files with 1 additions and 0 deletions
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src/helper/fileio.h
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@ -38,6 +38,7 @@ enum fileio_type
enum fileio_access enum fileio_access
{ {
FILEIO_NONE, /* open without any access (invalid mode) */
FILEIO_READ, /* open for reading, position at beginning */ FILEIO_READ, /* open for reading, position at beginning */
FILEIO_WRITE, /* open for writing, position at beginning */ FILEIO_WRITE, /* open for writing, position at beginning */
FILEIO_READWRITE, /* open for writing, position at beginning, allow reading */ FILEIO_READWRITE, /* open for writing, position at beginning, allow reading */