Problem with Flex shared objects
robert at linuxfromscratch.org
Fri Jun 1 18:23:49 PDT 2007
On Friday June 1 2007 08:01:55 pm T_B wrote:
> I was trying to build gradm on my HLFS system (2.6 kernel, glibc).
> Initially I got an error indicating that -lfl could not be found. I traced
> the error message back to a problem with the flex shared object libraries.
> The build instructions have the following lines:
> gcc -shared -Wl,-soname,libfl.so.2.5.33 \
> -o libfl.so.2.5.33 -fPIC libmain.o libyywrap.o
> rm -v /usr/lib/libfl.a
> install -v libfl.so.2.5.33 /usr/lib/libfl.so.2.5.33
> ln -vs 2.5.33 /usr/lib/libfl.so
> I think the last line should be:
> ln -vs libfl.so.2.5.33 /usr/lib/libfl.so
> I fixed the broken link and the not found error went away, but the gradm
> build then complained about not being able to link to yexx. So I think
> something else is wrong in trying to make the shared object for flex. If I
> leave these linkes out of the flex build and keep the static libfl.a than I
> can get gradm to build fine.
Someone reported this to me before. Flex should be modified with libtool to
build libfl.so and get flex to link to it. I think currently libfl.so is
missing a .o file, and doesn't work.
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