[yocto] Regarding backslash in bblayers.conf file

[Leonardo Sandoval]

This looks to be a bug. System should either accept path names with or 
without trailing '/'. Please file a bug on bugzilla.yoctoproject.org


On 06/23/2016 08:45 AM, Gujulan Elango, Hari Prasath (H.) wrote:
>
> Hello,
>
>
> We were facing a issue when building 'weston'. The issue is we had 
> included meta-renesas & poky in our bblayers.conf file. The weston 
> package is provided by both poky(v1.8.0) and meta-renesas(v1.9.0). We 
> want the weston provided by the meta-renesas layer as it is the latest 
> and also includes some changes done by Renesas.
>
>
> But for some reason, it was building the weston provided by 
> poky(1.8.0) which we don't want. Then we realized the issue to a 
> backslash added by mistake in the bblayers.conf file after 
> meta-rcar-gen3 as shown below.
>
>

> # LAYER_CONF_VERSION is increased each time build/conf/bblayers.conf
> # changes incompatibly
> LCONF_VERSION = "6"
>
> BBPATH = "${TOPDIR}"
> BBFILES ?= ""
>
> BBLAYERS ?= " \
>   ${TOPDIR}/../poky/meta \
>   ${TOPDIR}/../poky/meta-yocto \
>   ${TOPDIR}/../poky/meta-yocto-bsp \
>   ${TOPDIR}/../meta-renesas/meta-rcar-gen3/ \
>   ${TOPDIR}/../meta-linaro/meta-linaro-toolchain/ \
>   ${TOPDIR}/../meta-visteon-monarch \
>   ${TOPDIR}/../meta-browser \
>   ${TOPDIR}/../meta-openembedded/meta-oe \
>   ${TOPDIR}/../meta-openembedded/meta-gnome \
>   ${TOPDIR}/../meta-openembedded/meta-networking \
>   ${TOPDIR}/../meta-openembedded/meta-python \
>   "
> BBLAYERS_NON_REMOVABLE ?= " \
>   ${TOPDIR}/../poky/meta \
>   ${TOPDIR}/../poky/meta-yocto \
>   "
>
>
> After removing the character, its now building the weston provided by 
> the mera-rcar-gen3 layer(v1.9.0) correctly as we expect. But I am not 
> able to understand what was happening when the backslash character was 
> present. Also when I was building weston with this unwanred character, 
> I was getting the warning shown below which I couldn't understand.
>
>
> Loading cache...done.
> Loaded 4665 entries from dependency cache.
> Parsing recipes...done.
> Parsing of 2046 .bb files complete (2045 cached, 1 parsed). 4666 
> targets, 943 skipped, 2 masked, 0 errors.
> WARNING: No bb files matched BBFILE_PATTERN_rcar-gen3 
> '^/home/hari/salvator-x-1.1.0/monarch-distribution/build_release/../meta-renesas/meta-rcar-gen3//'
> WARNING: No bb files matched BBFILE_PATTERN_linaro-toolchain 
> '^/home/hari/salvator-x-1.1.0/monarch-distribution/build_release/../meta-linaro/meta-linaro-toolchain//'
> NOTE: Resolving any missing task queue dependencies
> NOTE: selecting pseudo-native to satisfy virtual/fakeroot-native due 
> to PREFERRED_PROVIDERS
>
>
> Thanks & Regards,
>
> Hari Prasath
>
>
>

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