DosSetFileMode
Bindings: C, MASM
This call changes the mode (attribute) of the specified file.
DosSetFileMode (FileName, NewAttribute, Reserved)
FileName (PSZ) - input
Address of the file path name.
DosQSysInfo is called by an application during initialization to
determine the maximum path length allowed by OS/2.
NewAttribute (USHORT) - input
File's new attribute. File attributes are defined as follows:
Bit Description
15-6 Reserved and must be zero.
5 File archive
4 Subdirectory
3 Volume label
2 System file (excluded from normal directory searches)
1 Hidden file
0 Read only file
These bits may be set individually or in combination. For example, an
attribute value of 0021H (bits 5 and 0 set to 1) indicates a read-only
file that should be archived.
Reserved (ULONG) - input
Reserved must be set to zero.
rc (USHORT) - return
Return code descriptions are:
0 NO_ERROR
2 ERROR_FILE_NOT_FOUND
3 ERROR_PATH_NOT_FOUND
5 ERROR_ACCESS_DENIED
26 ERROR_NOT_DOS_DISK
32 ERROR_SHARING_VIOLATION
36 ERROR_SHARING_BUFFER_EXCEEDED
87 ERROR_INVALID_PARAMETER
108 ERROR_DRIVE_LOCKED
206 ERROR_FILENAME_EXCED_RANGE
Remarks
Attributes for Volume Label (0008H) and Subdirectory (0010H) cannot be
changed using DosSetFileMode. If these attributes are specified,
ERROR_INVALID_PARAMETER is returned.
DosQFileMode is used to query the current settings for file attributes.
Calling DosQFSInfo obtains volume label information.
Attributes of root directories cannot be changed using DosSetFileMode. If
these attributes are specified, ERROR_ACCESS_DENIED is returned.
Created using Inf-PHP v.2 (c) 2003 Yuri Prokushev
Created using Inf-HTML v.0.9b (c) 1995 Peter Childs