[U-Boot-Users] [PATCH v2] Add expr command

Kumar Gala galak at kernel.crashing.org
Wed Feb 13 17:41:18 CET 2008


On Feb 13, 2008, at 10:35 AM, Kim Phillips wrote:

> On Wed, 13 Feb 2008 09:54:31 -0600 (CST)
> Kumar Gala <galak at kernel.crashing.org> wrote:
>
>> +}
>> +
>> +U_BOOT_CMD(
>> +	expr, 5, 0, do_expr,
>> +	"expr    - set environment variable as the result of eval  
>> expression\n",
>> +	"name value1 <op> value2\n"
>> +	"    - set environment variable 'name' to the result of the  
>> evaluated\n"
>> +	"      express specified by <op>.  <op> can be &, |, ^, +, -,  
>> *, /, %\n"
>
> can we at least change the name to "setexpr" or something, so as not
> break forward compatibility with any future GNU syntax expr
> implementation?

ok.  Waiting to here on wd's feeling about having this as part of the  
standard command set or not.

- k




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