building rtems-cvs failed

Joel Sherrill <> joel.sherrill at
Mon May 9 17:41:08 UTC 2005

Philippe Simons wrote:
> this is for gcc
> ../gcc-4.0.0/configure --target=arm-rtems --with-gnu-as --with-gnu-ld
> --with-newlib --verbose --enable-threads --enable-languages="c,c++"
> --prefix=/opt/rtems-4.7 --disable-multilib --disable-interwork
> and this is for rtems
> ../rtems/configure --target=arm-rtems --disable-posix
> --disable-networking --disable-cxx --disable-itron --disable-rdbg
> --enable-rtemsbsp=gp32 --prefix=/opt/rtems-4.7

Ralf, is this some odd type of configure/Makefile bug that is only 
manifested when some timestamps trick rpcgen into running?

I can't duplicate it.

FWIW I had to use --target=arm-rtems4.7 since that is what my tools
and the RPMs are built for.

> and here the full error
> gmake[3]: Entering directory `/tmp/b-rtems/arm-rtems/c/gp32/librdbg'
> rm -f
> ../../../../../rtems/c/src/librdbg/src/powerpc/new_exception_processing/remdeb.h;
> ( cd ../../../../../rtems/c/src/librdbg && \
> rpcgen -h -DFRONTEND=\"powerpc/new_exception_processing/remdeb_f.x\" \
>   -o src/powerpc/new_exception_processing/remdeb.h src/remdeb.x )
> cpp: -B../../../lib/ -B../../../gp32/lib/: No such file or directory
> rpcgen: C preprocessor failed with exit code 1
> gmake[3]: ***
> [../../../../../rtems/c/src/librdbg/src/powerpc/new_exception_processing/remdeb.h]
> Error 1
> gmake[3]: Leaving directory `/tmp/b-rtems/arm-rtems/c/gp32/librdbg'
> Philippe
> On Mon, 09 May 2005 10:27:24 -0500, "Joel Sherrill <joel at>"
> <joel.sherrill at> said:
>>Philippe Simons wrote:
>>>Ok, I just tried to build RTEMS-CVS yesterday but whihout success...
>>>I'm using autoconf-2.59.tar.bz2 with
>>>automake-1.9.5.tar.bz2 with automake-1.9.5-rtems-20050303.diff,
>>>binutils-2.15.tar.bz2 with binutils-2.15-rtems-20040519.diff,
>>>newlib-1.13.0.tar.gz with newlib-1.13.0-rtems-20050301.diff
>>>and gcc-4.0.0.
>>>the whole configured for target=arm-rtems
>>>the rtems build process hangs, with some weird error from rpcgen when
>>>building the rdbg directory (btw: which i dont want to use anyway)
>>>I dont remember the exact error, but there was something about powerpc
>>>exception api, which is really weird, since i'm build rtems for arm.
>>>I even tried to configure rtems with --disable-rdbg, it doesnt change
>>>Does anyone have a clue on this issue?
>>Can you give the exact command line?  I will try to duplicate it.
>>Jennifer has been trying to unify the "new exception" IRQ APIs on the
>>x86, PowerPC, and ARM.  She might have broken something.
>>FWIW Ralf and I are bouncing email back and forth and I hope binutils 
>>2.16 and gcc 4.0 RPMs will be out shortly.

Joel Sherrill, Ph.D.             Director of Research & Development
joel at                 On-Line Applications Research
Ask me about RTEMS: a free RTOS  Huntsville AL 35805
    Support Available             (256) 722-9985

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