Newlib build error on ix86-linux

[J. Johnston]

J. Johnston wrote:
> Jose Miguel Goncalves wrote:
> 
>>>> Jeff,
>>>>
>>>> I've followed your advice and give an absolute path to configure
>>>> Unfortunely the build stiil aborts, now in another place:
>>>>
>>>> gcc 
>>>> -I/home/jmpg/newlib-cvs/build/i686-pc-linux-gnu/newlib/targ-include 
>>>> -I/home/jmpg/newlib-cvs/src/newlib/./libc/include 
>>>> -DPACKAGE=\"newlib\" -DVERSION=\"1.11.0\" -I. 
>>>> -I/home/jmpg/newlib-cvs/src/newlib/libc/stdio -O2 -DMB_CAPABLE -Wall 
>>>> -D_I386MACH_ALLOW_HW_INTERRUPTS -D_LOOSE_KERNEL_NAMES -DHAVE_FCNTL 
>>>> -DWANT_IO_POS_ARGS -DWANT_IO_LONG_DBL -fPIC 
>>>> -D_I386MACH_NEED_SOTYPE_FUNCTION -DMISSING_SYSCALL_NAMES 
>>>> -fno-builtin -O2 -g -O2 -O2 -g -O2 -c 
>>>> /home/jmpg/newlib-cvs/src/newlib/libc/stdio/findfp.c  -fPIC -DPIC -o 
>>>> .libs/findfp.o
>>>> In file included from 
>>>> /home/jmpg/newlib-cvs/build/i686-pc-linux-gnu/newlib/targ-include/sys/lock.h:7, 
>>>>
>>>>                  from 
>>>> /home/jmpg/newlib-cvs/src/newlib/libc/stdio/findfp.c:25:
>>>> /usr/include/bits/libc-lock.h:27:36: linuxthreads/internals.h: No 
>>>> such file or directory
>>>> make[4]: *** [findfp.lo] Error 1
>>>>
>>>> José Gonçalves
>>>>
>>>
>>> What level of glibc are you using?  Newlib turns on the _LIBC flag to 
>>> get
>>> some special definitions but this flag is used for building glibc and
>>> header files are within their rights to expect to drag things in the 
>>> from the glibc
>>> sources.  Meshing newlib and glibc header files so they work in 
>>> harmony will be an
>>> on-going job.  Can you send me a copy of your 
>>> /usr/include/bits/libc-lock.h?
>>>
>>> -- Jeff J.
>>>
>>
>> Jeff,
>>
>> I'm using glibc 2.3.1.
>> I attach my "/usr/include/bits/libc-lock.h" header file.
>>
>> José
>>
> 
> Ok, Jose.  I need to do some work to make it work with glibc 2.3.1.  The 
> header
> files have changed.  Getting newlib and glibc header files coexisting is 
> an on-going
> struggle.  I have a few tweaks allowing it to go further, but I have 
> uncovered some
> other problems due to newer glibc headers.  I will hopefully have something
> to post to you later today.
> 
> -- Jeff J.
> 
>

Jose, I have posted a number of patches to sourceware.  Newlib for x86-linux
builds both on my newer and older version of glibc.  Update your sources
from the latest repository and try it out.

-- Jeff J.