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From: Drew Adams <drew.adams@oracle.com>
To: Jean Louis <bugs@gnu.support>, Help GNU Emacs <help-gnu-emacs@gnu.org>
Subject: RE: [External] : Why I cannot use this variable in macro call from function?
Date: Tue, 8 Jun 2021 13:41:44 +0000	[thread overview]
Message-ID: <SA2PR10MB44746263C7C9A8F27D4A355BF3379@SA2PR10MB4474.namprd10.prod.outlook.com> (raw)
In-Reply-To: <courier.0000000060BF6C6E.00005F44@stw1.rcdrun.com>

> (defmacro rcd-db-completing-table-history (table)
>   (let ((variable
>           (intern
>            (concat "rcd-db-completing-table-history-"
>                    table))))

> (defun my-fun-123 ()
>   (let ((var "new"))
>     (rcd-db-completing-table-history var)))
> 
> (my-fun-123)
> 
> Debugger entered--Lisp error: (wrong-type-argument sequencep var)
>   concat("rcd-db-completing-table-history-" var)

You are passing the symbol `var' as the arg
to your macro.  Macros don't automatically
evaluate their args.  What you are expecting
is presumably to pass the _value_ of symbol
`var', i.e., treat the symbol as a variable
and pass its value.

  reply	other threads:[~2021-06-08 13:41 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-08 13:10 Why I cannot use this variable in macro call from function? Jean Louis
2021-06-08 13:41 ` Drew Adams [this message]
2021-06-08 14:47   ` [External] : " Jean Louis
2021-06-08 17:14   ` Jean Louis
2021-06-08 18:31     ` tomas
2021-06-08 18:37       ` Oops function? tomas
2021-06-08 19:27       ` [SOLVED with `eval']: Why I cannot use this variable in macro call from function? Jean Louis
2021-06-08 20:03         ` tomas
2021-06-08 20:06           ` Sorry again tomas
2021-06-08 20:12           ` [SOLVED with `eval']: Why I cannot use this variable in macro call from function? Jean Louis
2021-06-08 20:23             ` tomas
2021-06-08 20:38               ` Jean Louis
2021-06-08 20:47               ` Jean Louis
2021-06-09  6:09                 ` tomas
2021-06-09  6:42                   ` Jean Louis
2021-06-09  6:51                     ` tomas
2021-06-09  7:03                       ` Jean Louis
2021-06-09  7:39                         ` tomas
2021-06-09  8:22                           ` Jean Louis
2021-06-09  8:54                             ` tomas
2021-06-09 10:56                               ` Jean Louis
2021-06-09 11:33                                 ` tomas
2021-06-09 14:39                                   ` Jean Louis
2021-06-09 16:41                                     ` tomas
2021-06-10  2:10                                     ` Robert Thorpe
2021-06-10  6:56                                       ` Jean Louis
2021-06-11  6:33                                         ` Robert Thorpe
2021-06-11  7:03                                           ` Jean Louis

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