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Re: [Qemu-devel] [PATCH 4/4] semihosting: add --semihosting-config arg s

From: Liviu Ionescu
Subject: Re: [Qemu-devel] [PATCH 4/4] semihosting: add --semihosting-config arg sub-argument
Date: Thu, 7 May 2015 15:35:14 +0300

> On 07 May 2015, at 15:21, Leon Alrae <address@hidden> wrote:
> On 07/05/2015 12:50, Liviu Ionescu wrote:
>>> On 07 May 2015, at 12:52, Leon Alrae <address@hidden> wrote:
>>>> is it that difficult to count the "arg"s and correctly alloc the array?
>>> This probably would require going through the list twice 
>> the code to iterate is already there, for other options, you just need to 
>> add a branch to the existing case.
> Do you mean modifying QEMU option parser?

not at all.

option parsing is done anyway in two passes. the first pass is a short loop, 
used to identify nodeconfig & nouserconfig. the second pass is the big for(;;) 
loop. you can use this first pass to count the number of args, similarly as I 
did in my patch.



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