From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [PATCH 10/10] setexpr: Add support for strings
Date: Thu, 05 Nov 2020 17:47:25 +0100 [thread overview]
Message-ID: <394232.1604594845@gemini.denx.de> (raw)
In-Reply-To: <CAPnjgZ3SXdKaKmYCw=Q0w-JGhghAPVhwHdtG5q2dNEMNiY60Xg@mail.gmail.com>
Dear Simon,
In message <CAPnjgZ3SXdKaKmYCw=Q0w-JGhghAPVhwHdtG5q2dNEMNiY60Xg@mail.gmail.com> you wrote:
>
> > What is the purpose of + operator on strings?
> > Can't we use setenv "${a}${b}" ?
>
> Yes, that does the same thing, although it is a bit clumsy.
>
> setenv a *10
> setenv b *100
> setenv c "${a}${b}"
>
> instead of
>
> setexpr c *10 + *100
I don't get it. The equivalent to "${a}${b}" would be
setexpr c "*10*100"
which is even simpler?
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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- Terry Pratchett, _Witches Abroad_
next prev parent reply other threads:[~2020-11-05 16:47 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-01 21:15 [PATCH 00/10] setexpr: Correct various bugs and add tests plus string support Simon Glass
2020-11-01 21:15 ` [PATCH 01/10] test: Add some tests for setexpr Simon Glass
2020-12-02 21:22 ` Tom Rini
2020-11-01 21:15 ` [PATCH 02/10] command: Add constants for cmd_get_data_size string / error Simon Glass
2020-12-02 21:22 ` Tom Rini
2020-11-01 21:15 ` [PATCH 03/10] setexpr: Add explicit support for 32- and 64-bit ints Simon Glass
2020-12-02 21:22 ` Tom Rini
2020-11-01 21:15 ` [PATCH 04/10] test: Add some setexpr regex tests Simon Glass
2020-12-02 21:22 ` Tom Rini
2020-11-01 21:15 ` [PATCH 05/10] setexpr: Split the core logic into its own function Simon Glass
2020-12-02 21:22 ` Tom Rini
2020-11-01 21:15 ` [PATCH 06/10] setexpr: Add some tests for buffer overflow and backref Simon Glass
2020-12-02 21:23 ` Tom Rini
2021-01-17 22:52 ` CRASH caused by: " Heinrich Schuchardt
2021-01-19 18:06 ` Simon Glass
2021-01-19 19:07 ` Heinrich Schuchardt
2021-01-19 19:45 ` Tom Rini
2021-01-20 0:17 ` Simon Glass
2020-11-01 21:15 ` [PATCH 07/10] setexpr: Correct dropping of final unmatched string Simon Glass
2020-12-02 21:23 ` Tom Rini
2020-11-01 21:15 ` [PATCH 08/10] setexpr: Correct buffer overflow bug and enable tests Simon Glass
2020-12-02 21:23 ` Tom Rini
2020-11-01 21:15 ` [PATCH 09/10] setexpr: Convert to use a struct for values Simon Glass
2020-12-02 21:23 ` Tom Rini
2020-11-01 21:15 ` [PATCH 10/10] setexpr: Add support for strings Simon Glass
2020-11-01 23:08 ` Marek Behun
2020-11-03 15:12 ` Simon Glass
2020-11-03 16:30 ` Marek Behun
2020-11-05 16:49 ` Wolfgang Denk
2020-11-05 17:27 ` Simon Glass
2020-11-06 20:58 ` Tom Rini
2020-11-06 21:48 ` Simon Glass
2020-11-05 16:47 ` Wolfgang Denk [this message]
2020-11-05 17:27 ` Simon Glass
2020-11-05 17:50 ` Marek Behun
2020-11-05 19:10 ` Wolfgang Denk
2020-11-05 20:15 ` Simon Glass
2020-12-02 21:23 ` Tom Rini
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