Re: [PATCH]cyclictest: CFLAGS to support static compiliation with ARM Crosscompiler

[John Kacur <jkacur@redhat.com>]

On Thu, Jan 21, 2010 at 1:09 AM, GeunSik Lim <leemgs1@gmail.com> wrote:
>
> Dear williams,
>
> This patch is for support static building using cross-compiler for
> embedded targetboard like ARM.
> When we use -static option for static binary on embedded board after
> patch.
> I tested various toolchain.(e.g: codesourcery toolchain , my self
> toolchain , cross-tool project's toolchain)
> Ref) Don't forget "-static" configuration(CFLAGS  += -O2 -static) in
> Makefile When you need static linking.
>
> Before patch)
> /usr/local/arm_v7_vfp_le/bin/../target/usr/lib/librt.a(timer_create.o):
> In function `timer_create':
> /home/build/BUILD/glibc-2.5.90/rt/../nptl/sysdeps/unix/sysv/linux/timer_create.c:174: undefined reference to `pthread_attr_init'
> /home/build/BUILD/glibc-2.5.90/rt/../nptl/sysdeps/unix/sysv/linux/timer_create.c:192: undefined reference to `pthread_attr_setdetachstate'
> /usr/local/arm_v7_vfp_le/bin/../target/usr/lib/librt.a(timer_routines.o): In function `__start_helper_thread':
> /home/build/BUILD/glibc-2.5.90/rt/../nptl/sysdeps/unix/sysv/linux/timer_routines.c:144: undefined reference to `pthread_attr_init'
> /home/build/BUILD/glibc-2.5.90/rt/../nptl/sysdeps/unix/sysv/linux/timer_routines.c:145: undefined reference to `pthread_attr_setstacksize'
> /home/build/BUILD/glibc-2.5.90/rt/../nptl/sysdeps/unix/sysv/linux/timer_routines.c:171: undefined reference to `pthread_attr_destroy'
> /home/build/BUILD/glibc-2.5.90/rt/../nptl/sysdeps/unix/sysv/linux/timer_routines.c:175: undefined reference to `pthread_atfork'
> /usr/local/arm_v7_vfp_le/bin/../target/usr/lib/librt.a(timer_routines.o): In function `timer_helper_thread':
> /home/build/BUILD/glibc-2.5.90/rt/../nptl/sysdeps/unix/sysv/linux/timer_routines.c:114: undefined reference to `pthread_exit'
> collect2: ld returned 1 exit status
> make: *** [cyclictest] Error 1
>
>
> After patch) Success...
> Fedora11$> file ./cyclictest
> ./cyclictest: ELF 32-bit LSB executable, ARM, version 1 (SYSV),
> statically linked, for GNU/Linux 2.6.18, not stripped
>
> ====================================================================
>
> >From 45e4dbeb8e7723cefa9117736b0ece5ea188ce6a Mon Sep 17 00:00:00 2001
> From: Geunsik Lim <geunsik.lim@samsung.com>
> Date: Thu, 21 Jan 2010 09:00:24 +0900
> Subject: [PATCH 2/2] bugfix: Support static linking(-static) with
> Crosscompiler on ARM targetboard.
>
> This patch is for support static building using cross-compiler for
> embedded targetboard like ARM.
> When we use -static option for static binary on embedded board after
> patch.
> I tested various toolchain.(e.g: codesourcery toolchain , my self
> toolchain , cross-tool project's toolchain)
> Ref) Don't forget "-static" configuration(CFLAGS  += -O2 -static) in
> Makefile When you need static linking.
>
> Signed-off-by: Geunsik Lim <geunsik.lim@samsung.com>
> ---
>  Makefile |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/Makefile b/Makefile
> index e14d957..65f506a 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -3,7 +3,7 @@ VERSION_STRING = 0.61
>  TARGETS        = cyclictest signaltest pi_stress \
>          hwlatdetect rt-migrate-test ptsematest sigwaittest svsematest \
>          sendme pip
> -LIBS   = -lpthread -lrt
> +LIBS   = -lrt -lpthread
>  EXTRA_LIBS ?= -ldl     # for get_cpu
>  DESTDIR        ?=
>  prefix  ?= /usr/local
> --
> 1.6.2.5
>

Did you leave something out?

Thanks
John
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