[dpdk-stable] [PATCH 1/1] devtools: fix build test config inheritance from env

[Thomas Monjalon]

10/11/2020 11:14, Bruce Richardson:
> On Mon, Nov 09, 2020 at 10:00:08PM +0100, Thomas Monjalon wrote:
> > PKG_CONFIG_PATH is specific to each target, so it must be empty
> > before configuring each build from the file according to DPDK_TARGET.
> > Inheriting a default PKG_CONFIG_PATH for all targets does not make sense
> > and is prone to confusion.
> > 
> > DPDK_MESON_OPTIONS might take a global initial value from environment
> > to customize a build test from the shell. Example:
> > 	DPDK_MESON_OPTIONS="b_lto=true"
> > Some target-specific options can be added in the configuration file:
> > 	DPDK_MESON_OPTIONS="$DPDK_MESON_OPTIONS kernel_dir=$MYKERNEL"
> > 
> > Fixes: 272236741258 ("devtools: load target-specific compilation environment")
> > Cc: stable at dpdk.org
> > 
> > Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
> > ---
> 
> Patch looks fine, but I think the log (and comments in the code too,
> perhaps) should make it clear that the PKG_CONFIG_PATH can be set in the
> local config file, to make it available to the script.

OK, I'll look at improving the "doc".
We could also provide a template for the config file.