Am Dienstag, 12. November 2013, 13:27:23 schrieb Erich Titl:
> Hi folks
>
> trying to get my toolchain in order :-)
>
> I am trying to compile libpcap, but already configure detects a missing
> library
>
> configure:8978: i486-unknown-linux-uclibc-gcc -o conftest -O2
> -march=i486 -mtune=pentiumpro
> -I/data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-linux-uclibc/
> usr/include
> -I/data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-linux-uclibc
> /usr/include
> -L/data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-linux-uclibc
> /lib
> -L/data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-linux-uclibc
> /usr/lib
> -Wl,-rpath,/data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-lin
> ux-uclibc/lib
> -Wl,-rpath,/data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-lin
> ux-uclibc/usr/lib conftest.c -lnl-genl-3 -lnl-3 >&5
> /data/leaf/devel/leaf.new/bering-uclibc/toolchain/i486-unknown-linux-uclibc/
> lib/gcc/i486-unknown-linux-uclibc/4.6.4/../../../../i486-unknown-linux-uclib
> c/bin/ld: warning: libm.so.6, needed by
> /data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-linux-uclibc/us
> r/lib/libnl-genl-3.so, not found (try using -rpath or -rpath-link)
>
> I am using rpath here, but indeed, libm.so.6 is missing in the staging dir
>
> here is the conflicting ldd
>
> mega@luna:~/leaf/devel/leaf.new/bering-uclibc> ldd
> /data/leaf/devel/leaf.new/bering-uclibc/staging/i486-unknown-linux-uclibc/us
> r/lib/libnl-genl-3.so linux-gate.so.1 => (0xf57fe000)
> libnl-3.so.200 => not found
> libpthread.so.0 => /lib/libpthread.so.0 (0xb7847000)
> libm.so.6 => /lib/libm.so.6 (0xb781e000)
> libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb780f000)
> libc.so.6 => /lib/libc.so.6 (0xb76b2000)
> /lib/ld-linux.so.2 (0xb787a000)
>
> indeed, no libm.so.6
>
> mega@luna:~/leaf/devel/leaf.new/bering-uclibc> find . -name libm.so\*
> ./source/i486-unknown-linux-uclibc/toolchain/uClibc-0.9.33.2/lib/libm.so.0
> ./source/i486-unknown-linux-uclibc/toolchain/uClibc-0.9.33.2/lib/libm.so
> ./toolchain/i486-unknown-linux-uclibc/lib/libm.so.0
> ./toolchain/i486-unknown-linux-uclibc/usr/lib/libm.so
> ./staging/i486-unknown-linux-uclibc/lib/libm.so.0
> mega@luna:~/leaf/devel/leaf.new/bering-uclibc> ls -l
> ./staging/i486-unknown-linux-uclibc/lib/libm.so.0
> lrwxrwxrwx 1 mega users 16 2013-10-29 19:03
> ./staging/i486-unknown-linux-uclibc/lib/libm.so.0 -> libm-0.9.33.2.so
>
> Any hints?
Hi Erich;
sorry no hints - but whatever happens with your toolchain it seems wrong.
There is no need for libm.so.6 as far as I can see.
Here the output from ldd on my Bering-uClibc box and it certainly does not
show libm.so.6
# ldd /usr/lib/libnl-genl-3.so
checking sub-depends for '/usr/lib/libnl-3.so.200'
checking sub-depends for '/lib/libpthread.so.0'
ld-uClibc.so.0 => /lib/ld-uClibc.so.0 (0x777a9000)
libdl.so.0 => /lib/libdl.so.0 (0x777a2000)
libc.so.0 => /lib/libc.so.0 (0x77740000)
checking sub-depends for '/lib/libm.so.0'
libc.so.0 => /lib/libc.so.0 (0x77760000)
ld-uClibc.so.0 => /lib/ld-uClibc.so.0 (0x777c4000)
checking sub-depends for '/lib/libgcc_s.so.1'
checking sub-depends for '/lib/libc.so.0'
ld-uClibc.so.0 => /lib/ld-uClibc.so.0 (0x77777000)
libnl-3.so.200 => /usr/lib/libnl-3.so.200 (0x00000000)
libpthread.so.0 => /lib/libpthread.so.0 (0x00000000)
libm.so.0 => /lib/libm.so.0 (0x00000000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x00000000)
libc.so.0 => /lib/libc.so.0 (0x00000000)
/lib/ld-uClibc.so.0 => /lib/ld-uClibc.so.0 (0x00000000)
kp
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