[yocto] Debugging a build issue in an isolated enviroment

[Burton, Ross]

The patching is done by a bbclass (patch.bbclass) and helper modules
(meta/oe/lib/patch.py), so you can't execute it like a shell task (such as
do_compile).

Ross

On 2 November 2017 at 11:05, Alan Martinovic <alan.martinovic at senic.com>
wrote:

> Thanks for the suggestions
> Am currently implementing both of them and am trying to understand how the
> patching is done.
>
> In the temp directory I can see all the tasks.
> For some reasons the patch wasn't applied correctly and I'm debugging why.
>
> I have patches from before which are being correctly applied, one of them
> being "0001-sun8i-configs-Add-CONFIG_BOOTCOUNT_LIMIT-ENV-for-men.patch".
> Am using that one just as a reference for this example.
> I want to see the steps done to apply the patch so I do:
>
>     temp$ grep -r 0001-sun8i-configs *
>     temp$ grep -r quilt *
>
> I am expecting to see some commands related to the patching process in one
> of the run scripts.
> For example,  "quilt" followed by some arguments or
> "0001-sun8i-configs-Add-CONFIG_BOOTCOUNT_LIMIT-ENV-for-men.patch" being
> applied
> by some other tool instead of quilt.
>
> I only end up with some findings in the log files (log.do_fetch,
> log.do_unpack which don't tell me much).
>
>
> Where are the steps that apply the patches located?
>
> Be Well :)
> Alan
>
>
>
>
> I've gotten to the
>
> On Wed, Nov 1, 2017 at 8:05 PM, Alex Kiernan <alex.kiernan at hivehome.com>
> wrote:
>
>> On 1 November 2017 at 17:38, Alan Martinovic <alan.martinovic at senic.com>
>> wrote:
>>
>>> I'm just upgrading to pyro and have some issues with u-boot-fw-utils.
>>>
>>> The error fails at do_compile stage which looks like this:
>>>
>>>     do_compile () {
>>>             oe_runmake ${UBOOT_MACHINE}
>>>             oe_runmake env
>>>     }
>>>
>>>
>>> The error is:
>>>
>>> Log data follows:
>>> | DEBUG: Executing shell function do_compile
>>> | NOTE: make -j 16 CROSS_COMPILE=arm-senic-linux-gnueabi-
>>> CC=arm-senic-linux-gnueabi-       gcc  -march=armv7ve -mfpu=neon-vfpv4
>>>  -mfloat-abi=hard -mcpu=cortex-a7
>>> --sysroot=/home/alan/senic-os-update/build/tmp-glibc/work/se
>>> nic_hub_beta-senic-linux-gnueabi/u-boot-fw-utils-senic/v2017
>>> .03+gitAUTOINC+5233f17333-r0/recipe-sysroot
>>>  -O2 -pipe -g -feliminate-unused-debug-types
>>> -fdebug-prefix-map=/home/alan/senic-os-update/build/tmp-glib
>>> c/work/senic_hub_beta-senic-linux-gnueabi/u-boot-fw-utils-se
>>> nic/v2017.03+gitAUTOINC+5233f17333-r0=/usr/src/debug/u-boot-
>>> fw-utils-senic/v2017.03+gitAUTOINC+5233f17333-r0
>>> -fdebug-prefix-map=/home/alan/senic-os-update/build/tmp-glib
>>> c/work/senic_hub_beta-senic-linux-gnueabi/u-boot-fw-utils-se
>>> nic/v2017.03+gitAUTOINC+5233f17333-r0/recipe-sysroot-native=
>>> -fdebug-prefix-map=/home/alan/senic-os-update/build/tmp-glib
>>> c/work/senic_hub_beta-senic-linux-gnueabi/u-boot-fw-utils-se
>>> nic/v2017.03+gitAUTOINC+5233f17333-r0/recipe-sysroot=
>>>  -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed V=1
>>> | ERROR: oe_runmake failed
>>> | make -f ./Makefile silentoldconfig
>>> | make -f ./scripts/Makefile.build obj=scripts/basic
>>> |   cc -Wp,-MD,scripts/basic/.fixdep.d -Wall -Wstrict-prototypes -O2
>>> -fomit-frame-pointer      -o scripts/basic/fixdep
>>> scripts/basic/fixdep.c
>>> | /bin/sh: 1: cc: not found
>>>
>>>
>>> I would assume this is a to specific error to ask help about. It seems
>>> that the compiler isn't being called correctly (it's called as cc,
>>> which isn't the full compiler name).
>>> Suggestions are welcome but that isn't the reason for my post.
>>>
>>>
>> Guessing... apply this in your recipe:
>>
>> http://git.yoctoproject.org/cgit/cgit.cgi/poky/tree/meta/rec
>> ipes-bsp/u-boot/files/default-gcc.patch?h=pyro
>>
>> --
>> Alex Kiernan
>> Senior Engineering Manager
>>
>> hivehome.com <http://www.hivehome.com>
>>
>>
>>
>> Hive | London | Cambridge | Houston | Toronto
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>>
>
>
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