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Index for Section 4 |
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Alphabetical listing for G |
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Get_Modified(4)
CDE
NAME
Get_Modified - ask whether an entity has been modified
SYNOPSIS
[file]Get_Modified(in type ID,
out boolean modified);
DESCRIPTION
The Get_Modified request asks whether any tool has modified a volatile,
non-shared (for example, in-memory) representation of the persistent state
of an entity (such as a file) with the intention of eventually making that
representation persistent.
Thus, a tool should register a dynamic pattern for this request when it has
modified an entity of possible shared interest.
The ID argument is the identity of the persistent entity being asked about.
When its type is File, then ID is unset (in other words, has a value of
(char*)0 and it refers to the file or directory named in the message's file
attribute.
The modified argument argument is a Boolean value indicating whether a
volatile, non-shared (for example, in-memory) representation of the entity
has been modified with the intention of eventually making that
representation persistent.
ERRORS
The ToolTalk service may return one of the following errors in processing
the Get_Modified request:
TT_ERR_NO_MATCH
Since no handler could be found, the entity in question can be assumed
not to be modified.
APPLICATION USAGE
The ttdt_file_join(3), function can be used to register for, and
transparently process, the Get_Modified request.
The Get_Modified request can be sent with ttdt_file_request(3);
ttdt_Get_Modified(3), can send the Get_Modified request and block on the
reply.
SEE ALSO
ttdt_file_join(3), ttdt_file_request(3), ttdt_file_request(3),
ttdt_Get_Modified(3); Set_Modified request
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Index for Section 4 |
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 |
Alphabetical listing for G |
|
 |
Top of page |
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