Re: Making a New CMD using IBM cmds

[Pat Barber <mboceanside@xxxxxxx>]

 This is the other part I could not remember...
thanks for the reminder(s).

Getting older is a terrible waste of memory.

Selective prompting was the term that has just left me.



On 8/26/2010 12:09 PM, Vern Hamberg wrote:
>    Pat
>
> Do you need this at a command line, for the user to enter? That's one
> thing. If you can put it on a menu, that's another. For the latter, you
> could use prompt control and have only the items you want be displayed.
> Things like ?? and ?<  and stuff can control this. Here is the help you
> see when you press F13 after prompting a command (a ? before the command
> name is the same as prompting with F4) -
>
> Selective Prompting
>
>       When you use the Source Entry Utility (SEU) to enter source for a
> CL program, you can control which commands in that program are prompted
> when the CL program is run and how the parameters for those commands are
> displayed.  You do this by entering one of the following sets of
> characters (followed by a blank) in the first positions of the entry
> field for a parameter.
>
>       Characters  Description
>
>       ??          Display the parameter and allow entries.
>
>       ?*          Display the parameter, but do not allow entries.
>
>        ?/          Display the parameter, but do not allow entries.  Use
> the default value.
>
>        ?<           Display the parameter and allow entries.  Use the
> default value unless a value is entered.
>
>        ?-          Do not display this parameter.  This parameter will
> not be shown when F9=All parameters is pressed.
>
>        ?&           Display the parameter only after F9 is pressed and
> allow entries.  Use the default value unless a value is entered.
>
>        ?%          Display the parameter only after F9 is pressed, but do
> not allow entries.  Use the default value.
>
>        In non-execute mode, when the prompt is displayed in keyword
> format, the selective prompt characters for each parameter are shown
> after the keyword. (Using SEU is an example of being in a non-execute
> mode.)  To remove selective prompt characters previously entered for a
> parameter, enter -? .
>
> If you need a command to be entered by a user, you have to create source
> and compile it, naming a program that will execute the IBM command. You
> will need to figure out what the size and data types are of the IBM
> command - sometimes easy, sometimes not. There's an API for that, but
> you might just be able to look at the prompt and figure it out.
>
> The CL Programming guide at each release has all you need for creating
> commands, among other things.