[oe] [meta-oe] gdb-cross-canadian: build gdb with python support

[Eric Bénard]

Hi Martin,

(sorry if you get the mail twice, I'm trying with a new smtp as the
previous one seems to have high latency with mailing lists).

Le Thu, 2 Feb 2012 08:45:13 +0100,
Martin Jansa <martin.jansa at gmail.com> a écrit :

> On Wed, Jan 4, 2012 at 9:05 AM, Eric Bénard <eric at eukrea.com> wrote:  
> > Hi Khem,
> >
> > Le Tue, 3 Jan 2012 21:18:49 -0800,
> > Khem Raj <raj.khem at gmail.com> a écrit :  
> >> On (23/12/11 08:12), Eric Bénard wrote:  
> >> > * python support is needed for providing finer scripting control
> >> > in gdb, and for remote controling gdb for example from qtcreator
> >> > * gdb/configure tries to autodetect python using python executable
> >> > with --includes --ldflags --exec-prefix to get the right flags
> >> > As it's difficult to achieve in OE's context, we generate a
> >> > script which will return the right values and make gdb's build
> >> > system happy. This idea was taken from the following article :
> >> > http://www.mentby.com/doug-evans-2/python-enabled-gdb-on-windows-and-relocation.html
> >> > * tested using angstrom & armv7/armv5 targets & qtcreator 201005 & 2.4.0  
> >>
> >> I think this change should go into oe-core. Can you please redo it
> >> w.r.t. oe-core
> >>  
> > I agree with you, I initally submited it for oe-core and was asked
> > to put it into meta-oe by Jessica :
> > http://lists.linuxtogo.org/pipermail/openembedded-core/2011-December/014828.html
> > http://lists.linuxtogo.org/pipermail/openembedded-core/2011-December/014833.html
> >
> > Eric  
> 
> Hi Eric,
> 
> with this patch I see gdb-cross-canadian_7.3.1.bb failing with:
> | checking whether to use python...
> /OE/shr-core/tmp/work/x86_64-nativesdk-oesdk-linux/gdb-cross-canadian-arm/gdb-cross-canadian-arm-7.3.1-r5.1/python
> | checking for python2.7... no
> | configure: error: no usable python found at
> /OE/shr-core/tmp/work/x86_64-nativesdk-oesdk-linux/gdb-cross-canadian-arm/gdb-cross-canadian-arm-7.3.1-r5.1/python
> 
> and
> /OE/shr-core/tmp/work/x86_64-nativesdk-oesdk-linux/gdb-cross-canadian-arm/gdb-cross-canadian-arm-7.3.1-r5.1/python
> is really script from this patch
> 
> Any hint how to fix this?
>   
can you check the content of :
${WORKDIR}/python
and if
${STAGING_DIR}/${HOST_ARCH}-nativesdk${HOST_VENDOR}-${HOST_OS}${exec_prefix}/include/python${PYTHON_BASEVERSION}/
and
${STAGING_DIR}/${HOST_ARCH}-nativesdk${HOST_VENDOR}-${HOST_OS}${libdir}/python${PYTHON_BASEVERSION}/config/config  
exist ?

Eric
-- 
http://eukrea.com/en/news/104-2012