[dpdk-dev] Impossible to build external application if user build DPDK with "make config"

[Tom Barbette]

CC'ing original participants as I don't see a way out of this.

Le 12/03/2020 à 13:04, Tom Barbette a écrit :
> Hi all,
> 
> If the user follows the quick guide 
> (http://core.dpdk.org/doc/quick-start/) DPDK will be compiled in the 
> "build" folder.
> 
> However, external applications will always fail to build because 
> RTE_SDK_BIN is strictly defined as $RTE_SDK/$RTE_TARGET, and 
> mk/internal/rte.extvars.mk needs to find .config in $RTE_SDK_BIN.
> 
> Therefore please apply the patch at:
> http://patchwork.dpdk.org/patch/9991/ that allows external apps to 
> override $RTE_SDK_BIN.
> 
> Or (less preferable) modify the quick start guide to use something more 
> standard that allows to build with external apps (eg use the menu or 
> propose "make config T=x86_64-native-linuxapp-gcc 
> O=x86_64-native-linuxapp-gcc" instead). It's much easier for external 
> apps maintainer to refer to the DPDK tutorial for DPDK installation.
> 
> Thanks!
> 
> Tom