On 04/19/2018 10:41 AM, Richard Henderson wrote:
> On 04/19/2018 03:58 AM, Alex Bennée wrote:
>> + --cross-cc-*) cc_arch=${opt#--cross-cc-}
>> + eval "cross_cc_${cc_arch}=\$optarg"
>
> This doesn't work as intended.
>
> Given e.g. --cross-cc-aarch64=aarch64-linux-gcc
>
> + cc_arch=aarch64=aarch64-linux-gcc
> + eval 'cross_cc_aarch64=aarch64-linux-gcc=$optarg'
> ++ cross_cc_aarch64=aarch64-linux-gcc=aarch64-linux-gcc
>
> Which sets the variable "cross_cc_aarch64"
> to "aarch64-linux-gcc=aarch64-linux-gcc".
> Which of course won't exist to execute.
- --cross-cc-*) cc_arch=${opt#--cross-cc-}
+ --cross-cc-*) cc_arch=$(expr "$opt" : '--cross-cc-\([^=]*\)')
seems to do the trick. Obviously a similar change will be needed for
--cross-cc-flags-*.
r~
