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tt_message_arg_val(3)
CDE


NAME
  tt_message_arg_val - return a pointer to the value of a message argument

SYNOPSIS
  #include <Tt/tt_c.h>
  char *tt_message_arg_val(Tt_message m,			  int n);

DESCRIPTION
  The tt_message_arg_val function returns a pointer to the value of the nth
  message argument.

  The m argument is the opaque handle for the message involved in this
  operation.  The n argument is the number of the argument to be returned.
  The first argument is numbered zero.

RETURN VALUE
  Upon successful completion, the tt_message_arg_val function returns the
  contents for the message argument.  The application can use tt_ptr_error3
  to extract one of the following Tt_status values from the returned pointer:
  The operation completed successfully.
  The ttsession1 process is not running and the ToolTalk service cannot
  restart it.
  The integer value passed was invalid (out of range).
  The pointer passed does not point to an object of the correct type for this
  operation.

APPLICATION USAGE
  The application can use tt_free3 to free any data stored in the address
  returned by the ToolTalk API.

SEE ALSO
  Tt/tt_c.h5, tt_ptr_error3, tt_free3.