131 lines
4.0 KiB
Plaintext
131 lines
4.0 KiB
Plaintext
<!-- $XConsortium: disposit.sgm /main/5 1996/08/30 13:37:53 rws $ -->
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<!-- (c) Copyright 1995 Digital Equipment Corporation. -->
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<!-- (c) Copyright 1995 Hewlett-Packard Company. -->
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<!-- (c) Copyright 1995 International Business Machines Corp. -->
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<!-- (c) Copyright 1995 Sun Microsystems, Inc. -->
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<!-- (c) Copyright 1995 Novell, Inc. -->
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<!-- (c) Copyright 1995 FUJITSU LIMITED. -->
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<!-- (c) Copyright 1995 Hitachi. -->
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<![ %CDE.C.CDE; [<RefEntry Id="CDEMX.XCDI.MAN117.rsml.1">]]>
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<![ %CDE.C.XO; [<RefEntry Id="XCDI.MAN117.rsml.1">]]>
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<RefMeta>
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<RefEntryTitle>tt_message_disposition</RefEntryTitle>
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<ManVolNum>library call</ManVolNum>
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</RefMeta>
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<RefNameDiv>
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<RefName><Function>tt_message_disposition</Function></RefName>
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<RefPurpose>retrieve the disposition attribute from a message
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</RefPurpose>
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</RefNameDiv>
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<!-- $XConsortium: disposit.sgm /main/5 1996/08/30 13:37:53 rws $-->
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<!-- CDE Common Source Format, Version 1.0.0-->
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<!-- (c) Copyright 1993, 1994, 1995 Hewlett-Packard Company-->
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<!-- (c) Copyright 1993, 1994, 1995 International Business Machines Corp.-->
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<!-- (c) Copyright 1993, 1994, 1995 Sun Microsystems, Inc.-->
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<!-- (c) Copyright 1993, 1994, 1995 Novell, Inc.-->
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<RefSynopsisDiv>
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<FuncSynopsis Remap="ANSI">
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<FuncSynopsisInfo>#include <Tt/tt_c.h>
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</FuncSynopsisInfo>
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<FuncDef>Tt_disposition <Function>tt_message_disposition</Function></FuncDef>
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<ParamDef>Tt_message <Parameter>m</Parameter></ParamDef>
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</FuncSynopsis>
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</RefSynopsisDiv>
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<RefSect1>
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<Title>DESCRIPTION</Title>
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<Para>The
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<Function>tt_message_disposition</Function> function
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retrieves the disposition attribute from the specified message.
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</Para>
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<Para>The
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<Emphasis>m</Emphasis> argument is the opaque handle for the message involved in this operation.
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</Para>
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</RefSect1>
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<RefSect1>
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<Title>RETURN VALUE</Title>
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<Para>Upon successful completion, the
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<Function>tt_message_disposition</Function> function returns a value that indicates whether an instance of the
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receiving process should be started to receive the message immediately,
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or whether the message is to be queued until the receiving process is
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started at a later time.
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The
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<Function>tt_message_disposition</Function> function returns one of the following
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<StructName Role="typedef">Tt_disposition</StructName> values:
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</Para>
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<VariableList>
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<VarListEntry>
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<Term>TT_DISCARD</Term>
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<ListItem>
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<Para>There is no receiver for this message.
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The message will be returned to the sender with the
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<StructName Role="typedef">Tt_status</StructName> field containing
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<SystemItem Class="Constant">TT_FAILED</SystemItem>.</Para>
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</ListItem>
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</VarListEntry>
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<VarListEntry>
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<Term>TT_QUEUE</Term>
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<ListItem>
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<Para>Queue the message until a process of the proper
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ptype
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receives the message.
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</Para>
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</ListItem>
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</VarListEntry>
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<VarListEntry>
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<Term>TT_START</Term>
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<ListItem>
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<Para>Attempt to start a process of the proper
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ptype
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if none is running.
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</Para>
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</ListItem>
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</VarListEntry>
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<VarListEntry>
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<Term>TT_QUEUE+TT_START</Term>
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<ListItem>
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<Para>Queue the message and attempt to start a process of the proper
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ptype
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if none is running.
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</Para>
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</ListItem>
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</VarListEntry>
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</VariableList>
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<Para>The application can use
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&cdeman.tt.int.error; to extract one of the following
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<StructName Role="typedef">Tt_status</StructName> values from the
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<StructName Role="typedef">Tt_disposition</StructName> integer:
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</Para>
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<VariableList>
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<VarListEntry>
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<Term>TT_OK</Term>
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<ListItem>
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<Para>The operation completed successfully.
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</Para>
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</ListItem>
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</VarListEntry>
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<VarListEntry>
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<Term>TT_ERR_NOMP</Term>
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<ListItem>
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<Para>The
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&cdeman.ttsession; process is not running and the ToolTalk service cannot restart it.
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</Para>
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</ListItem>
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</VarListEntry>
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<VarListEntry>
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<Term>TT_ERR_POINTER</Term>
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<ListItem>
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<Para>The pointer passed does not point to an object of
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the correct type for this operation.
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</Para>
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</ListItem>
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</VarListEntry>
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</VariableList>
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</RefSect1>
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<RefSect1>
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<Title>SEE ALSO</Title>
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<Para>&cdeman.Tt.tt.c.h;, &cdeman.tt.int.error;.</Para>
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</RefSect1>
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</RefEntry>
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<!--fickle 1.12 mancsf-to-docbook 1.2 08/07/95 23:18:47-->
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