tt_message_arg_val - ment
#include <Tt/tt_c.h> char *tt_message_arg_val(Tt_message m, int n);
tt_message_arg_val(3) ToolTalk Functions tt_message_arg_val(3) NAME tt_message_arg_val - return a pointer to the value of a message argu- ment 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_error(3) to extract one of the following Tt_status values from the returned pointer: TT_OK The operation completed successfully. TT_ERR_NOMP The ttsession(1) process is not running and the ToolTalk service cannot restart it. TT_ERR_NUM The integer value passed was invalid (out of range). TT_ERR_POINTER The pointer passed does not point to an object of the cor- rect type for this operation. APPLICATION USAGE The application can use tt_free(3) to free any data stored in the address returned by the ToolTalk API. ATTRIBUTES See attributes(7) for descriptions of the following attributes: +---------------+------------------+ |ATTRIBUTE TYPE | ATTRIBUTE VALUE | +---------------+------------------+ |Availability | library/tooltalk | +---------------+------------------+ |Stability | Committed | +---------------+------------------+ SEE ALSO tt_c(5), tt_ptr_error(3), tt_free(3). ToolTalk 1.3 1 March 1996 tt_message_arg_val(3)