From mboxrd@z Thu Jan  1 00:00:00 1970
From: Arnout Vandecappelle <arnout@mind.be>
Date: Sat, 30 Nov 2013 22:46:52 +0100
Subject: [Buildroot] ucilbc 0.9.33.2 fails to build on buildroot 2013.11
 internal toolchain
In-Reply-To: <20131128192508.4c4c0106@skate>
References: <5297837C.3@mail.ru> <20131128192508.4c4c0106@skate>
Message-ID: <529A5CCC.3000803@mind.be>
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To: buildroot@busybox.net

On 28/11/13 19:25, Thomas Petazzoni wrote:
> Dear Alexander Varnin,
>
> On Thu, 28 Nov 2013 21:55:08 +0400, Alexander Varnin wrote:
>
>> Building uclibc with default config now fails for me, after upgrading
>> to latest buildroot (now from 2013.11-rc3 branch).Attaching my config.
>> Build system is Debian Wheezy.
>>
>> Here is short output of make command:
>>
>> varnin at debian5 ~/minipos-OS-build-2013.11> make
>> make -C /home/varnin/buildroot
>> O=/home/varnin/minipos-OS-build-2013.11/.
>>>>> uclibc 0.9.33.2 Building
>> /usr/bin/make -j1 -C
>> /home/varnin/minipos-OS-build-2013.11/build/uclibc-0.9.33.2 ARCH="arm"
>> CROSS_COMPILE="/home/varnin/minipos-OS-build-2013.11/host/usr/bin/arm-buildroot-linux-uclibcgnueabi-"
>> UCLIBC_EXTRA_CFLAGS=" " HOSTCC="/usr/bin/gcc" PREFIX= DEVEL_PREFIX=/
>> RUNTIME_PREFIX=/ all
>> make[3]: Nothing to be done for `locale_headers'.
>>    LD libuClibc-0.9.33.2.so
>> libc/libc_so.a(lockf.os): In function `__GI_lockf':
>> /home/varnin/minipos-OS-build-2013.11/build/uclibc-0.9.33.2/libc/misc/file/lockf.c:73:
>> undefined reference to `_Unwind_Resume'
>> libc/libc_so.a(lockf.os):(.ARM.extab+0x0): undefined reference to
>> `__gcc_personality_v0'
>> collect2: error: ld returned 1 exit status
>> make[2]: *** [lib/libc.so] ?????? 1
>> make[1]: ***
>> [/home/varnin/minipos-OS-build-2013.11/build/uclibc-0.9.33.2/.stamp_built]
>> ?????? 2
>> make: *** [_all] ?????? 2
>
> My guess is that you have BR2_ENABLE_DEBUG=y in your Buildroot .config,
> right?
>
> If that's the case, then you've hit the problem that uClibc doesn't
> build properly when debugging support is enabled. That's unfortunately
> an upstream uClibc problem, I believe.
>
> Either disable BR2_ENABLE_DEBUG in Buildroot (which will disable
> debugging support for all packages), or if you want to keep debugging
> support enabled globally but don't care about debugging support in
> uClibc, apply a change like:
>
> diff --git a/package/uclibc/uclibc.mk b/package/uclibc/uclibc.mk
> index 20d3bb6..062ac0d 100644
> --- a/package/uclibc/uclibc.mk
> +++ b/package/uclibc/uclibc.mk
> @@ -390,14 +390,6 @@ UCLIBC_WCHAR_CONFIG = $(call UCLIBC_OPT_UNSET,UCLIBC_HAS_WCHAR,$(@D))
>   endif
>
>   #
> -# debug
> -#
> -
> -ifeq ($(BR2_ENABLE_DEBUG),y)
> -UCLIBC_DEBUG_CONFIG = $(call UCLIBC_OPT_SET,DODEBUG,y,$(@D))
> -endif
> -
> -#

  So why not apply this patch in buildroot?

  Regards,
  Arnout

>   # strip
>   #
>
> Best regards,
>
> Thomas
>


-- 
Arnout Vandecappelle                          arnout at mind be
Senior Embedded Software Architect            +32-16-286500
Essensium/Mind                                http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium           BE 872 984 063 RPR Leuven
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